Code:
/ 4.0 / 4.0 / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / cdf / src / WF / Common / AuthoringOM / Design / Themes.cs / 1305376 / Themes.cs
namespace System.Workflow.ComponentModel.Design
{
using System;
using System.IO;
using System.Xml;
using System.Text;
using System.Drawing;
using System.Resources;
using System.Reflection;
using System.Diagnostics;
using System.Collections;
using System.Drawing.Text;
using System.Globalization;
using System.Windows.Forms;
using System.Drawing.Design;
using System.ComponentModel;
using System.Drawing.Drawing2D;
using System.Collections.Generic;
using System.Collections.ObjectModel;
using System.ComponentModel.Design;
using System.Collections.Specialized;
using System.Runtime.InteropServices;
using System.ComponentModel.Design.Serialization;
using Microsoft.Win32;
using System.Workflow.ComponentModel.Compiler;
using System.Workflow.ComponentModel.Serialization;
using System.Windows.Forms.Design;
//
#region WorkflowTheme Enums
public enum ThemeType
{
Default = 0,
System = 1,
UserDefined = 2
}
public enum DesignerGeometry
{
Rectangle = 0,
RoundedRectangle = 1
}
public enum TextQuality
{
Aliased = 0,
AntiAliased = 1,
}
public enum DesignerSize
{
//Please note that this enum is used to access array and hence we need to
//change all the arrays before changing this enum
Small = 0,
Medium = 1,
Large = 2
}
public enum DesignerContentAlignment
{
Left = 1,
Top = 2,
Right = 4,
Bottom = 8,
Center = 16,
TopLeft = Left + Top,
TopCenter = Center + Top,
TopRight = Right + Top,
CenterLeft = Left + Center,
CenterRight = Right + Center,
BottomLeft = Left + Bottom,
BottomCenter = Center + Bottom,
BottomRight = Right + Bottom,
Fill = 32
}
public enum LineAnchor
{
None = 0,
Arrow = 1,
ArrowAnchor = 2,
Diamond = 3,
DiamondAnchor = 4,
Round = 5,
RoundAnchor = 6,
Rectangle = 7,
RectangleAnchor = 8,
RoundedRectangle = 9,
RoundedRectangleAnchor = 10
}
public enum AmbientProperty
{
DesignerSize = 0,
OperatingSystemSetting = 1
}
#endregion
#region Class ActivityDesignerThemeAttribute
[AttributeUsage(AttributeTargets.Class)]
public sealed class ActivityDesignerThemeAttribute : Attribute
{
private Type designerThemeType = null;
private string xml = String.Empty;
public ActivityDesignerThemeAttribute(Type designerThemeType)
{
this.designerThemeType = designerThemeType;
}
public Type DesignerThemeType
{
get
{
return this.designerThemeType;
}
}
public string Xml
{
get
{
return this.xml;
}
set
{
this.xml = value;
}
}
}
#endregion
#region Class WorkflowTheme
public sealed class WorkflowTheme : IDisposable
{
#region Static Members
private static readonly string WorkflowThemesSubKey = "Themes";
private const string ThemeTypeKey = "ThemeType";
private const string ThemePathKey = "ThemeFilePath";
private const string ThemeResourceNS = "System.Workflow.ComponentModel.Design.ActivityDesignerThemes.";
internal const string DefaultThemeFileExtension = "*.wtm";
internal static string DefaultNamespace = typeof(WorkflowTheme).Namespace.Replace(".", "_");
private static IUIService uiService = null;//cached session-wide ui service (for getting environment font)
private static Font defaultFont = null;
#endregion
#region Members and Initialization
private static WorkflowTheme currentTheme = null;
private static bool enableChangeNotification = true;
public static event System.EventHandler ThemeChanged;
private ThemeType themeType = ThemeType.UserDefined;
private string name = String.Empty;
private string version = "1.0";
private string description = DR.GetString(DR.DefaultThemeDescription);
private string filePath = String.Empty;
private ThemeCollection designerThemes = new ThemeCollection();
private bool readOnly = false;
static WorkflowTheme()
{
WorkflowTheme.currentTheme = LoadThemeSettingFromRegistry();
if (WorkflowTheme.currentTheme != null)
WorkflowTheme.currentTheme.ReadOnly = true;
}
public WorkflowTheme()
{
this.filePath = WorkflowTheme.GenerateThemeFilePath();
if (this.filePath != null && this.filePath.Length > 0)
this.name = Path.GetFileNameWithoutExtension(this.filePath);
}
~WorkflowTheme()
{
Dispose(false);
}
void IDisposable.Dispose()
{
Dispose(true);
GC.SuppressFinalize(this);
}
private void Dispose(bool disposing)
{
//Dispose all the members first before doing anything with the resources
foreach (DesignerTheme designerTheme in this.designerThemes)
((IDisposable)designerTheme).Dispose();
this.designerThemes.Clear();
}
#endregion
#region Static Properties and Methods
internal static IUIService UIService
{
get
{
return WorkflowTheme.uiService;
}
set
{
WorkflowTheme.uiService = value;
WorkflowTheme.defaultFont = null;//clear cached font
WorkflowTheme.CurrentTheme.AmbientTheme.UpdateFont();
}
}
internal static Font GetDefaultFont()
{
if (WorkflowTheme.defaultFont == null)
{
if (WorkflowTheme.UIService != null)
WorkflowTheme.defaultFont = WorkflowTheme.UIService.Styles["DialogFont"] as Font;
if (WorkflowTheme.defaultFont == null)
WorkflowTheme.defaultFont = Control.DefaultFont;
}
return defaultFont;
}
public static string RegistryKeyPath
{
get
{
return DesignerHelpers.DesignerPerUserRegistryKey + "\\" + WorkflowThemesSubKey;
}
}
public static WorkflowTheme CurrentTheme
{
get
{
if (WorkflowTheme.currentTheme == null)
{
WorkflowTheme.currentTheme = CreateStandardTheme(ThemeType.Default);
WorkflowTheme.currentTheme.ReadOnly = true;
}
return WorkflowTheme.currentTheme;
}
set
{
if (WorkflowTheme.currentTheme == value)
return;
if (value == null)
throw new ArgumentNullException("value");
WorkflowTheme oldTheme = WorkflowTheme.currentTheme;
WorkflowTheme.currentTheme = value;
WorkflowTheme.currentTheme.ReadOnly = true;
if (WorkflowTheme.EnableChangeNotification)
{
//We dont want to dispose the standard themes here
if (oldTheme != null)
{
((IDisposable)oldTheme).Dispose();
oldTheme = null;
}
FireThemeChange();
}
}
}
public static bool EnableChangeNotification
{
get
{
return WorkflowTheme.enableChangeNotification;
}
set
{
if (WorkflowTheme.enableChangeNotification == value)
return;
WorkflowTheme.enableChangeNotification = value;
}
}
public static string LookupPath
{
get
{
string path = string.Empty;
try
{
path = Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData);
if (String.IsNullOrEmpty(path))
{
Debug.Assert(false, "Install directory key is missing!");
path = new Uri(Assembly.GetExecutingAssembly().CodeBase).AbsolutePath;
}
path = Path.Combine(path, "Windows Workflow Foundation" + Path.DirectorySeparatorChar + "Themes");
path += Path.DirectorySeparatorChar;
}
catch
{
}
Debug.Assert(path != null && path.Length > 0);
return path;
}
}
public static string GenerateThemeFilePath()
{
string path = LookupPath;
string tempThemePath = Path.Combine(path, DR.GetString(DR.MyFavoriteTheme) + ".wtm");
for (int i = 1; File.Exists(tempThemePath); i++)
{
tempThemePath = Path.Combine(path, DR.GetString(DR.MyFavoriteTheme) + i.ToString(CultureInfo.InvariantCulture) + ".wtm");
}
return tempThemePath;
}
public static WorkflowTheme LoadThemeSettingFromRegistry()
{
WorkflowTheme loadedTheme = null;
RegistryKey themeKey = Registry.CurrentUser.OpenSubKey(WorkflowTheme.RegistryKeyPath);
if (themeKey != null)
{
ThemeType themeType = ThemeType.Default;
try
{
object registryValue = themeKey.GetValue(WorkflowTheme.ThemeTypeKey);
if (registryValue is string)
themeType = (ThemeType) Enum.Parse(typeof(ThemeType), (string) registryValue, true);
if (themeType == ThemeType.UserDefined)
{
registryValue = themeKey.GetValue(WorkflowTheme.ThemePathKey);
string themePath = (registryValue is string) ? (string)registryValue : String.Empty;
if (File.Exists(themePath))
{
string extension = Path.GetExtension(themePath);
if (extension.Equals(WorkflowTheme.DefaultThemeFileExtension.Replace("*", ""), StringComparison.Ordinal))
loadedTheme = WorkflowTheme.Load(themePath);
}
}
}
catch
{
//We eat the exception
}
finally
{
if (loadedTheme == null)
{
if (themeType == ThemeType.UserDefined)
themeType = ThemeType.Default;
loadedTheme = CreateStandardTheme(themeType);
}
themeKey.Close();
}
}
return loadedTheme;
}
public static void SaveThemeSettingToRegistry()
{
RegistryKey themeKey = Registry.CurrentUser.CreateSubKey(WorkflowTheme.RegistryKeyPath);
if (themeKey != null)
{
try
{
themeKey.SetValue(WorkflowTheme.ThemeTypeKey, WorkflowTheme.CurrentTheme.themeType);
if (WorkflowTheme.CurrentTheme.themeType == ThemeType.UserDefined)
themeKey.SetValue(WorkflowTheme.ThemePathKey, WorkflowTheme.CurrentTheme.FilePath);
else
themeKey.SetValue(WorkflowTheme.ThemePathKey, String.Empty);
}
catch
{
//We eat the exception
}
finally
{
themeKey.Close();
}
}
}
public static WorkflowTheme CreateStandardTheme(ThemeType standardThemeType)
{
WorkflowTheme theme = null;
if (standardThemeType == ThemeType.Default)
{
theme = new WorkflowTheme();
theme.AmbientTheme.UseDefaultFont();
}
else if (standardThemeType == ThemeType.System)
{
theme = new WorkflowTheme();
theme.AmbientTheme.UseOperatingSystemSettings = true;
}
else
{
return null;
}
string[] standardThemeParams = StandardThemes[standardThemeType] as string[];
Debug.Assert(standardThemeParams != null);
if (standardThemeParams != null)
{
theme.Name = standardThemeParams[0];
theme.themeType = standardThemeType;
theme.Description = standardThemeParams[1];
theme.FilePath = LookupPath;
}
return theme;
}
public static IDictionary StandardThemes
{
get
{
//DO NOT CHANGE THE ORDER OF THE THEMES ADDED BELOW
Dictionary standardThemes = new Dictionary();
standardThemes.Add(ThemeType.Default, new string[] { DR.GetString(DR.DefaultTheme), DR.GetString(DR.DefaultThemeDescription) });
standardThemes.Add(ThemeType.System, new string[] { DR.GetString(DR.OSTheme), DR.GetString(DR.SystemThemeDescription) });
return standardThemes;
}
}
internal static void FireThemeChange()
{
if (WorkflowTheme.ThemeChanged != null)
WorkflowTheme.ThemeChanged(WorkflowTheme.currentTheme, EventArgs.Empty);
}
#endregion
#region Load/Save
public static WorkflowTheme Load(string themeFilePath)
{
DesignerSerializationManager serializationManager = new DesignerSerializationManager();
using (serializationManager.CreateSession())
return WorkflowTheme.Load(serializationManager, themeFilePath);
}
public static WorkflowTheme Load(IDesignerSerializationManager serializationManager, string themeFilePath)
{
if (serializationManager == null)
throw new ArgumentNullException("serializationManager");
WorkflowTheme theme = null;
if (themeFilePath != null && File.Exists(themeFilePath))
{
XmlReader xmlReader = XmlReader.Create(themeFilePath);
ThemeSerializationProvider themeSerializationProvider = new ThemeSerializationProvider();
try
{
serializationManager.AddSerializationProvider(themeSerializationProvider);
WorkflowMarkupSerializer xomlSerializer = new WorkflowMarkupSerializer();
theme = xomlSerializer.Deserialize(serializationManager, xmlReader) as WorkflowTheme;
}
finally
{
serializationManager.RemoveSerializationProvider(themeSerializationProvider);
xmlReader.Close();
}
if (theme != null)
theme.filePath = themeFilePath;
}
return theme;
}
public void Save(string themeFilePath)
{
if (themeFilePath == null || themeFilePath.Length == 0)
throw new ArgumentException(DR.GetString(DR.ThemePathNotValid), "themeFilePath");
DesignerSerializationManager dsManager = new DesignerSerializationManager();
using (dsManager.CreateSession())
{
WorkflowMarkupSerializationManager serializationManager = new WorkflowMarkupSerializationManager(dsManager);
XmlWriter streamWriter = null;
ThemeSerializationProvider themeSerializationProvider = new ThemeSerializationProvider();
try
{
string directory = Path.GetDirectoryName(themeFilePath);
if (directory.Length > 0 && !Directory.Exists(directory))
Directory.CreateDirectory(directory);
streamWriter = Helpers.CreateXmlWriter(themeFilePath);
serializationManager.AddSerializationProvider(themeSerializationProvider);
WorkflowMarkupSerializer xomlSerializer = new WorkflowMarkupSerializer();
xomlSerializer.Serialize(serializationManager, streamWriter, this);
}
finally
{
serializationManager.RemoveSerializationProvider(themeSerializationProvider);
if (streamWriter != null)
streamWriter.Close();
}
this.filePath = themeFilePath;
}
}
#endregion
#region a-la ICloneable Members
public WorkflowTheme Clone()
{
WorkflowTheme theme = null;
DesignerSerializationManager serializationManager = new DesignerSerializationManager();
using (serializationManager.CreateSession())
{
ThemeSerializationProvider themeSerializationProvider = new ThemeSerializationProvider();
StringWriter stringWriter = new StringWriter(new StringBuilder(), CultureInfo.InvariantCulture);
StringReader stringReader = null;
try
{
((IDesignerSerializationManager)serializationManager).AddSerializationProvider(themeSerializationProvider);
WorkflowMarkupSerializer xomlSerializer = new WorkflowMarkupSerializer();
using (XmlWriter xmlWriter = Helpers.CreateXmlWriter(stringWriter))
xomlSerializer.Serialize(serializationManager, xmlWriter, this);
stringReader = new StringReader(stringWriter.ToString());
using (XmlReader xmlReader = XmlReader.Create(stringReader))
theme = xomlSerializer.Deserialize(serializationManager, xmlReader) as WorkflowTheme;
}
finally
{
((IDesignerSerializationManager)serializationManager).RemoveSerializationProvider(themeSerializationProvider);
stringReader.Close();
stringWriter.Close();
}
}
if (theme != null)
{
theme.filePath = this.filePath;
//Now we go thru all the designer themes and call Initialize on them
foreach (DesignerTheme designerTheme in theme.DesignerThemes)
designerTheme.Initialize();
}
return theme;
}
#endregion
#region Public Properties and Methods
public string Name
{
get
{
return this.name;
}
set
{
if (ReadOnly)
throw new InvalidOperationException(DR.GetString(DR.ThemePropertyReadOnly));
this.name = value;
}
}
public string Version
{
get
{
return this.version;
}
set
{
if (ReadOnly)
throw new InvalidOperationException(DR.GetString(DR.ThemePropertyReadOnly));
this.version = value;
}
}
public string Description
{
get
{
return this.description;
}
set
{
if (ReadOnly)
throw new InvalidOperationException(DR.GetString(DR.ThemePropertyReadOnly));
this.description = value;
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
public string FilePath
{
get
{
return this.filePath;
}
set
{
if (ReadOnly)
throw new InvalidOperationException(DR.GetString(DR.ThemePropertyReadOnly));
this.filePath = value;
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
public string ContainingFileDirectory
{
get
{
string directory = String.Empty;
if (this.filePath.Length > 0)
{
try
{
directory = Path.GetDirectoryName(this.filePath) + Path.DirectorySeparatorChar;
}
catch
{
}
}
return directory;
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Content)]
public IList DesignerThemes
{
get
{
return this.designerThemes;
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
public AmbientTheme AmbientTheme
{
get
{
return GetTheme(typeof(WorkflowView)) as AmbientTheme;
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
public ActivityDesignerTheme GetDesignerTheme(ActivityDesigner designer)
{
if (designer == null)
throw new ArgumentNullException("designer");
return GetTheme(designer.GetType()) as ActivityDesignerTheme;
}
internal DesignerTheme GetTheme(Type designerType)
{
bool wasReadOnly = ReadOnly;
DesignerTheme designerTheme = (this.designerThemes.Contains(designerType.FullName)) ? this.designerThemes[designerType.FullName] : null;
try
{
ReadOnly = false;
if (designerTheme == null || (designerTheme.DesignerType != null && !designerType.Equals(designerTheme.DesignerType)))
{
//This means that the two types are not equal and hence we need to replace the theme
bool replaceTheme = (designerTheme != null);
AttributeCollection attributeCollection = TypeDescriptor.GetAttributes(designerType);
ActivityDesignerThemeAttribute themeAttrib = attributeCollection[typeof(ActivityDesignerThemeAttribute)] as ActivityDesignerThemeAttribute;
if (themeAttrib == null)
throw new InvalidOperationException(DR.GetString(DR.Error_ThemeAttributeMissing, designerType.FullName));
if (themeAttrib.DesignerThemeType == null)
throw new InvalidOperationException(DR.GetString(DR.Error_ThemeTypeMissing, designerType.FullName));
if (themeAttrib.Xml.Length > 0)
{
//First check if the theme initializer is obtained from resource as a manifest
Stream stream = designerType.Assembly.GetManifestResourceStream(designerType, themeAttrib.Xml);
if (stream == null)
stream = designerType.Assembly.GetManifestResourceStream(WorkflowTheme.ThemeResourceNS + themeAttrib.Xml);
//Check if the theme initializer is obtained from file
XmlReader textReader = (stream != null) ? XmlReader.Create(stream) : null;
if (textReader == null)
textReader = XmlReader.Create(new StringReader(themeAttrib.Xml));
if (textReader != null)
{
DesignerSerializationManager serializationManager = new DesignerSerializationManager();
using (serializationManager.CreateSession())
{
ThemeSerializationProvider themeSerializationProvider = new ThemeSerializationProvider();
try
{
((IDesignerSerializationManager)serializationManager).AddSerializationProvider(themeSerializationProvider);
((IDesignerSerializationManager)serializationManager).Context.Push(this);
WorkflowMarkupSerializer xomlSerializer = new WorkflowMarkupSerializer();
designerTheme = xomlSerializer.Deserialize(serializationManager, textReader) as DesignerTheme;
if (designerTheme != null && !themeAttrib.DesignerThemeType.IsAssignableFrom(designerTheme.GetType()))
{
((IDesignerSerializationManager)serializationManager).ReportError(new WorkflowMarkupSerializationException(DR.GetString(DR.ThemeTypesMismatch, new object[] { themeAttrib.DesignerThemeType.FullName, designerTheme.GetType().FullName })));
designerTheme = null;
}
if (serializationManager.Errors.Count > 0)
{
string errors = String.Empty;
foreach (object ex in serializationManager.Errors)
errors += ex.ToString() + @"\n";
Debug.WriteLine(errors);
}
}
finally
{
//In some cases the type resolution throws an exception when we try to create a illegal theme type,
//this is the reason we need to catch it and proceed further
((IDesignerSerializationManager)serializationManager).RemoveSerializationProvider(themeSerializationProvider);
textReader.Close();
}
}
}
}
if (designerTheme == null)
{
try
{
designerTheme = Activator.CreateInstance(themeAttrib.DesignerThemeType, new object[] { this }) as DesignerTheme;
}
catch
{
//If an exception is thrown here then surely we can not create designerTheme specified by the user so we create a default theme
//and give it to the user
designerTheme = new ActivityDesignerTheme(this);
}
}
designerTheme.DesignerType = designerType;
designerTheme.ApplyTo = designerType.FullName;
designerTheme.Initialize();
if (replaceTheme)
this.designerThemes.Remove(designerType.FullName);
this.designerThemes.Add(designerTheme);
}
if (designerTheme.DesignerType == null)
designerTheme.DesignerType = designerType;
}
finally
{
ReadOnly = wasReadOnly;
}
return designerTheme;
}
internal void AmbientPropertyChanged(AmbientProperty ambientProperty)
{
foreach (DesignerTheme theme in this.designerThemes)
{
bool oldReadOnly = this.ReadOnly;
this.ReadOnly = false;
theme.OnAmbientPropertyChanged(ambientProperty);
this.ReadOnly = oldReadOnly;
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
public ThemeType Type
{
get
{
return this.themeType;
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
public bool ReadOnly
{
get
{
return this.readOnly;
}
set
{
this.readOnly = value;
}
}
#endregion
#region Class ThemeCollection
private class ThemeCollection: KeyedCollection
{
protected override string GetKeyForItem(DesignerTheme item)
{
Debug.Assert(item.ApplyTo != null && item.ApplyTo.Length > 0);
return item.ApplyTo;
}
}
#endregion
}
#endregion
#region Class DesignerTheme
[DesignerSerializer(typeof(ThemeSerializer), typeof(WorkflowMarkupSerializer))]
[TypeConverter(typeof(ThemeTypeConverter))]
public abstract class DesignerTheme : IDisposable, IPropertyValueProvider
{
#region Members and Initialization
private WorkflowTheme workflowTheme = null;
private Type designerType = null;
private string designerTypeName = String.Empty;
protected DesignerTheme(WorkflowTheme theme)
{
this.workflowTheme = theme;
}
~DesignerTheme()
{
Dispose(false);
}
void IDisposable.Dispose()
{
Dispose(true);
GC.SuppressFinalize(this);
}
public virtual void Initialize()
{
}
protected virtual void Dispose(bool disposing)
{
}
#endregion
#region Properties and Methods
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
protected WorkflowTheme ContainingTheme
{
get
{
return this.workflowTheme;
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
public virtual Type DesignerType
{
get
{
return this.designerType;
}
set
{
if (ReadOnly)
throw new InvalidOperationException(DR.GetString(DR.ThemePropertyReadOnly));
this.designerType = value;
}
}
[Browsable(false)]
public virtual string ApplyTo
{
get
{
return this.designerTypeName;
}
set
{
if (ReadOnly)
throw new InvalidOperationException(DR.GetString(DR.ThemePropertyReadOnly));
this.designerTypeName = value;
}
}
public virtual void OnAmbientPropertyChanged(AmbientProperty ambientProperty)
{
}
[Browsable(false)]
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
public bool ReadOnly
{
get
{
if (this.workflowTheme != null)
return this.workflowTheme.ReadOnly;
else
return false;
}
internal set
{
if (this.workflowTheme != null)
this.workflowTheme.ReadOnly = value;
}
}
#endregion
#region IPropertyValueProvider Members
ICollection IPropertyValueProvider.GetPropertyValues(ITypeDescriptorContext context)
{
//You can filter the enum values here by using EnumFilterConverter
return GetPropertyValues(context);
}
internal virtual ICollection GetPropertyValues(ITypeDescriptorContext context)
{
//You can filter the enum values here by using EnumFilterConverter
return new object[] { };
}
#endregion
#region Class ThemeSerializer
private class ThemeSerializer : WorkflowMarkupSerializer
{
protected override object CreateInstance(WorkflowMarkupSerializationManager serializationManager, Type type)
{
if (typeof(DesignerTheme).IsAssignableFrom(type))
return Activator.CreateInstance(type, new object[] { serializationManager.Context[typeof(WorkflowTheme)] });
else
return base.CreateInstance(serializationManager, type);
}
}
#endregion
}
#endregion
#region Class ActivityDesignerTheme
public class ActivityDesignerTheme : DesignerTheme
{
#region Constants
private static readonly Size[] DesignerSizes = new Size[] { new Size(90, 40), new Size(130, 41), new Size(110, 50) };
private static readonly Size[] ImageSizes = new Size[] { new Size(16, 16), new Size(16, 16), new Size(24, 24) };
#endregion
#region Members and Initialization
//Public members
private string designerImagePath = String.Empty;
private Color foreColor = Color.Black;
private Color borderColor = Color.Black;
private DashStyle borderStyle = DashStyle.Solid;
private Color backColorStart = Color.White;
private Color backColorEnd = Color.Empty;
private LinearGradientMode backgroundStyle = LinearGradientMode.Horizontal;
//Temporary members
private Image designerImage;
private Pen foregroundPen;
private Pen borderPen;
private Brush foregroundBrush;
private Brush backgroundBrush;
private Rectangle backgroundBrushRect;
public ActivityDesignerTheme(WorkflowTheme theme)
: base(theme)
{
}
protected override void Dispose(bool disposing)
{
try
{
if (this.designerImage != null)
{
this.designerImage.Dispose();
this.designerImage = null;
}
if (this.foregroundPen != null)
{
this.foregroundPen.Dispose();
this.foregroundPen = null;
}
if (this.foregroundBrush != null)
{
this.foregroundBrush.Dispose();
this.foregroundBrush = null;
}
if (this.borderPen != null)
{
this.borderPen.Dispose();
this.borderPen = null;
}
if (this.backgroundBrush != null)
{
this.backgroundBrush.Dispose();
this.backgroundBrush = null;
}
}
finally
{
base.Dispose(disposing);
}
}
public override void Initialize()
{
base.Initialize();
if (ContainingTheme.AmbientTheme.UseOperatingSystemSettings)
ApplySystemColors();
}
#endregion
#region Publicly browsable Properties
[DispId(1)]
[SRDescription("ImageDesc", DR.ResourceSet)]
[SRCategory("ForegroundCategory", DR.ResourceSet)]
[Editor(typeof(ImageBrowserEditor), typeof(UITypeEditor))]
public virtual string DesignerImagePath
{
get
{
return this.designerImagePath;
}
set
{
if (ReadOnly)
throw new InvalidOperationException(DR.GetString(DR.ThemePropertyReadOnly));
if (value != null && value.Length > 0 && value.Contains(Path.DirectorySeparatorChar.ToString()) && Path.IsPathRooted(value))
{
value = DesignerHelpers.GetRelativePath(ContainingTheme.ContainingFileDirectory, value);
if (!DesignerHelpers.IsValidImageResource(this, ContainingTheme.ContainingFileDirectory, value))
throw new InvalidOperationException(DR.GetString(DR.Error_InvalidImageResource));
}
this.designerImagePath = value;
if (this.designerImage != null)
{
this.designerImage.Dispose();
this.designerImage = null;
}
}
}
[DispId(2)]
[SRDescription("ForeColorDesc", DR.ResourceSet)]
[SRCategory("ForegroundCategory", DR.ResourceSet)]
[Editor(typeof(ColorPickerEditor), typeof(UITypeEditor))]
[TypeConverter(typeof(ColorPickerConverter))]
public virtual Color ForeColor
{
get
{
return this.foreColor;
}
set
{
if (ReadOnly)
throw new InvalidOperationException(DR.GetString(DR.ThemePropertyReadOnly));
this.foreColor = value;
if (this.foregroundPen != null)
{
this.foregroundPen.Dispose();
this.foregroundPen = null;
}
if (this.foregroundBrush != null)
{
this.foregroundBrush.Dispose();
this.foregroundBrush = null;
}
}
}
[DispId(3)]
[SRDescription("BorderColorDesc", DR.ResourceSet)]
[SRCategory("ForegroundCategory", DR.ResourceSet)]
[Editor(typeof(ColorPickerEditor), typeof(UITypeEditor))]
[TypeConverter(typeof(ColorPickerConverter))]
public virtual Color BorderColor
{
get
{
return this.borderColor;
}
set
{
if (ReadOnly)
throw new InvalidOperationException(DR.GetString(DR.ThemePropertyReadOnly));
this.borderColor = value;
if (this.borderPen != null)
{
this.borderPen.Dispose();
this.borderPen = null;
}
}
}
[DispId(4)]
[SRDescription("BorderStyleDesc", DR.ResourceSet)]
[SRCategory("ForegroundCategory", DR.ResourceSet)]
[TypeConverter(typeof(FilteredEnumConverter))]
public virtual DashStyle BorderStyle
{
get
{
return this.borderStyle;
}
set
{
if (ReadOnly)
throw new InvalidOperationException(DR.GetString(DR.ThemePropertyReadOnly));
if (value == DashStyle.Custom)
throw new Exception(DR.GetString(DR.CustomStyleNotSupported));
this.borderStyle = value;
if (this.borderPen != null)
{
this.borderPen.Dispose();
this.borderPen = null;
}
}
}
[DispId(5)]
[SRDescription("BackColorStartDesc", DR.ResourceSet)]
[SRCategory("BackgroundCategory", DR.ResourceSet)]
[Editor(typeof(ColorPickerEditor), typeof(UITypeEditor))]
[TypeConverter(typeof(ColorPickerConverter))]
public virtual Color BackColorStart
{
get
{
return this.backColorStart;
}
set
{
if (ReadOnly)
throw new InvalidOperationException(DR.GetString(DR.ThemePropertyReadOnly));
this.backColorStart = value;
if (this.backgroundBrush != null)
{
this.backgroundBrush.Dispose();
this.backgroundBrush = null;
}
}
}
[DispId(6)]
[SRDescription("BackColorEndDesc", DR.ResourceSet)]
[SRCategory("BackgroundCategory", DR.ResourceSet)]
[Editor(typeof(ColorPickerEditor), typeof(UITypeEditor))]
[TypeConverter(typeof(ColorPickerConverter))]
public virtual Color BackColorEnd
{
get
{
return this.backColorEnd;
}
set
{
if (ReadOnly)
throw new InvalidOperationException(DR.GetString(DR.ThemePropertyReadOnly));
this.backColorEnd = value;
if (this.backgroundBrush != null)
{
this.backgroundBrush.Dispose();
this.backgroundBrush = null;
}
}
}
[DispId(7)]
[SRDescription("BackgroundStyleDesc", DR.ResourceSet)]
[SRCategory("BackgroundCategory", DR.ResourceSet)]
public virtual LinearGradientMode BackgroundStyle
{
get
{
return this.backgroundStyle;
}
set
{
if (ReadOnly)
throw new InvalidOperationException(DR.GetString(DR.ThemePropertyReadOnly));
this.backgroundStyle = value;
if (this.backgroundBrush != null)
{
this.backgroundBrush.Dispose();
this.backgroundBrush = null;
}
}
}
#endregion
#region Helper Properties
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
public Pen ForegroundPen
{
get
{
if (this.foregroundPen == null)
this.foregroundPen = new Pen(this.foreColor, BorderWidth);
return this.foregroundPen;
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
public Brush ForegroundBrush
{
get
{
if (this.foregroundBrush == null)
this.foregroundBrush = new SolidBrush(this.foreColor);
return this.foregroundBrush;
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
public Pen BorderPen
{
get
{
if (this.borderPen == null)
{
this.borderPen = new Pen(this.borderColor, BorderWidth);
this.borderPen.DashStyle = this.borderStyle;
}
return this.borderPen;
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
public Brush GetBackgroundBrush(Rectangle rectangle)
{
if (this.backgroundBrush == null || this.backgroundBrushRect != rectangle)
{
if (this.backgroundBrush != null)
this.backgroundBrush.Dispose();
this.backgroundBrushRect = rectangle;
if (this.backColorStart == this.backColorEnd)
this.backgroundBrush = new SolidBrush(this.backColorStart);
else
this.backgroundBrush = new LinearGradientBrush(this.backgroundBrushRect, this.backColorStart, this.backColorEnd, this.backgroundStyle);
}
return this.backgroundBrush;
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
public Size Size
{
get
{
return ActivityDesignerTheme.DesignerSizes[(int)ContainingTheme.AmbientTheme.DesignerSize];
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
public DesignerGeometry DesignerGeometry
{
get
{
if (ContainingTheme.AmbientTheme.DrawRounded)
return DesignerGeometry.RoundedRectangle;
else
return DesignerGeometry.Rectangle;
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
public Image DesignerImage
{
get
{
if (this.designerImage == null && this.designerImagePath.Length > 0)
this.designerImage = DesignerHelpers.GetImageFromPath(this, ContainingTheme.ContainingFileDirectory, this.designerImagePath);
return this.designerImage;
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
public Size ImageSize
{
get
{
return ActivityDesignerTheme.ImageSizes[(int)ContainingTheme.AmbientTheme.DesignerSize];
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
public Font Font
{
get
{
return ContainingTheme.AmbientTheme.Font;
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
public Font BoldFont
{
get
{
return ContainingTheme.AmbientTheme.BoldFont;
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
public int BorderWidth
{
get
{
return ContainingTheme.AmbientTheme.BorderWidth;
}
}
public override void OnAmbientPropertyChanged(AmbientProperty ambientProperty)
{
if (ambientProperty == AmbientProperty.DesignerSize)
{
ForeColor = this.foreColor;
BorderColor = this.borderColor;
}
else if (ambientProperty == AmbientProperty.OperatingSystemSetting)
{
ApplySystemColors();
}
}
private void ApplySystemColors()
{
ForeColor = SystemColors.ControlText;
BorderColor = SystemColors.ControlDark;
BackColorStart = SystemColors.Control;
BackColorEnd = SystemColors.ControlLight;
}
#endregion
#region IPropertyValueProvider Implementation
internal override ICollection GetPropertyValues(ITypeDescriptorContext context)
{
object[] values = new object[]{};
if (string.Equals(context.PropertyDescriptor.Name, "BorderStyle", StringComparison.Ordinal))
values = new object[] { DashStyle.Solid, DashStyle.Dash, DashStyle.DashDot, DashStyle.DashDotDot, DashStyle.Dot };
return values;
}
#endregion
}
#endregion
#region Class CompositeDesignerTheme
public class CompositeDesignerTheme : ActivityDesignerTheme
{
#region Static Members
internal static readonly Pen ExpandButtonForegoundPen = new Pen(Color.Black, 1);
internal static readonly Pen ExpandButtonBorderPen = new Pen(Color.FromArgb(123, 154, 181), 1);
private static readonly Size[] ExpandButtonSizes = new Size[] { new Size(8, 8), new Size(8, 8), new Size(12, 12) };
private static readonly Size[] ConnectorSizes = new Size[] { new Size(15, 30), new Size(15, 19), new Size(25, 50) };
#endregion
#region Members and Constructor
//Members
private DesignerContentAlignment watermar----gnment = DesignerContentAlignment.BottomRight;
private string watermarkImagePath = String.Empty;
private bool dropShadow = false;
private LineAnchor startCap = LineAnchor.None;
private LineAnchor endCap = LineAnchor.ArrowAnchor;
//Temporary variables
private Brush expandButtonBackBrush;
private Rectangle expandButtonRectangle = Rectangle.Empty;
private Image watermarkImage;
public CompositeDesignerTheme(WorkflowTheme theme)
: base(theme)
{
}
protected override void Dispose(bool disposing)
{
try
{
if (this.expandButtonBackBrush != null)
{
this.expandButtonBackBrush.Dispose();
this.expandButtonBackBrush = null;
}
if (this.watermarkImage != null)
{
this.watermarkImage.Dispose();
this.watermarkImage = null;
}
}
finally
{
base.Dispose(disposing);
}
}
public override void Initialize()
{
base.Initialize();
if (ContainingTheme.AmbientTheme.UseOperatingSystemSettings)
ApplySystemColors();
}
#endregion
#region Publicly browsable Properties
[DispId(8)]
[SRDescription("WatermarkDesc", DR.ResourceSet)]
[SRCategory("BackgroundCategory", DR.ResourceSet)]
[Editor(typeof(ImageBrowserEditor), typeof(UITypeEditor))]
public virtual string WatermarkImagePath
{
get
{
return this.watermarkImagePath;
}
set
{
if (ReadOnly)
throw new InvalidOperationException(DR.GetString(DR.ThemePropertyReadOnly));
if (!String.IsNullOrEmpty(value) && value.Contains(Path.DirectorySeparatorChar.ToString()) && Path.IsPathRooted(value))
{
value = DesignerHelpers.GetRelativePath(ContainingTheme.ContainingFileDirectory, value);
if (!DesignerHelpers.IsValidImageResource(this, ContainingTheme.ContainingFileDirectory, value))
throw new InvalidOperationException(DR.GetString(DR.Error_InvalidImageResource));
}
this.watermarkImagePath = value;
if (this.watermarkImage != null)
{
this.watermarkImage.Dispose();
this.watermarkImage = null;
}
}
}
[DispId(9)]
[DefaultValue(DesignerContentAlignment.BottomRight)]
[SRDescription("Watermar----gnmentDesc", DR.ResourceSet)]
[SRCategory("BackgroundCategory", DR.ResourceSet)]
public virtual DesignerContentAlignment Watermar----gnment
{
get
{
return this.watermar----gnment;
}
set
{
if (ReadOnly)
throw new InvalidOperationException(DR.GetString(DR.ThemePropertyReadOnly));
this.watermar----gnment = value;
}
}
[DefaultValue(false)]
[DispId(10)]
[SRDescription("DropShadowDesc", DR.ResourceSet)]
[SRCategory("BackgroundCategory", DR.ResourceSet)]
public virtual bool ShowDropShadow
{
get
{
return this.dropShadow;
}
set
{
if (ReadOnly)
throw new InvalidOperationException(DR.GetString(DR.ThemePropertyReadOnly));
this.dropShadow = value;
}
}
[DefaultValue(LineAnchor.None)]
[DispId(11)]
[SRDescription("ConnectorStartCapDesc", DR.ResourceSet)]
[SRCategory("ForegroundCategory", DR.ResourceSet)]
public virtual LineAnchor ConnectorStartCap
{
get
{
return this.startCap;
}
set
{
if (ReadOnly)
throw new InvalidOperationException(DR.GetString(DR.ThemePropertyReadOnly));
this.startCap = value;
}
}
[DefaultValue(LineAnchor.ArrowAnchor)]
[DispId(12)]
[SRDescription("ConnectorEndCapDesc", DR.ResourceSet)]
[SRCategory("ForegroundCategory", DR.ResourceSet)]
public virtual LineAnchor ConnectorEndCap
{
get
{
return this.endCap;
}
set
{
if (ReadOnly)
throw new InvalidOperationException(DR.GetString(DR.ThemePropertyReadOnly));
this.endCap = value;
}
}
#endregion
#region Helper Methods
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
public virtual Size ConnectorSize
{
get
{
if (DesignerType != null && typeof(FreeformActivityDesigner).IsAssignableFrom(DesignerType))
{
int connectorSize = CompositeDesignerTheme.ConnectorSizes[(int)ContainingTheme.AmbientTheme.DesignerSize].Height;
return new Size(connectorSize, connectorSize);
}
else
{
return CompositeDesignerTheme.ConnectorSizes[(int)ContainingTheme.AmbientTheme.DesignerSize];
}
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
public virtual Size ExpandButtonSize
{
get
{
return CompositeDesignerTheme.ExpandButtonSizes[(int)ContainingTheme.AmbientTheme.DesignerSize];
}
}
public Brush GetExpandButtonBackgroundBrush(Rectangle rectangle)
{
if (this.expandButtonBackBrush == null || this.expandButtonRectangle != rectangle)
{
if (this.expandButtonBackBrush != null)
this.expandButtonBackBrush.Dispose();
this.expandButtonRectangle = rectangle;
this.expandButtonBackBrush = new LinearGradientBrush(this.expandButtonRectangle, Color.White, Color.FromArgb(173, 170, 156), LinearGradientMode.ForwardDiagonal);
}
return this.expandButtonBackBrush;
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
public Image WatermarkImage
{
get
{
if (this.watermarkImage == null && this.watermarkImagePath.Length > 0)
this.watermarkImage = DesignerHelpers.GetImageFromPath(this, ContainingTheme.ContainingFileDirectory, this.watermarkImagePath);
return this.watermarkImage;
}
}
public override void OnAmbientPropertyChanged(AmbientProperty ambientProperty)
{
base.OnAmbientPropertyChanged(ambientProperty);
if (ambientProperty == AmbientProperty.OperatingSystemSetting)
ApplySystemColors();
}
private void ApplySystemColors()
{
//the root designers should be transparent...
BackColorStart = Color.Empty;
BackColorEnd = Color.Empty;
}
#endregion
}
#endregion
#region Class ActivityPreviewDesignerTheme
public class ActivityPreviewDesignerTheme: CompositeDesignerTheme
{
#region Static Members
internal static readonly Bitmap LeftScrollImage = DR.GetImage(DR.MoveLeft) as Bitmap;
internal static readonly Bitmap LeftScrollImageUp = DR.GetImage(DR.MoveLeftUp) as Bitmap;
internal static readonly Bitmap RightScrollImage = DR.GetImage(DR.MoveRight) as Bitmap;
internal static readonly Bitmap RightScrollImageUp = DR.GetImage(DR.MoveRightUp) as Bitmap;
internal static readonly Bitmap PreviewButtonImage = DR.GetImage(DR.PreviewModeIcon) as Bitmap;
internal static readonly Bitmap EditButtonImage = DR.GetImage(DR.EditModeIcon) as Bitmap;
internal static readonly Bitmap PreviewImage = DR.GetImage(DR.PreviewIndicator) as Bitmap;
private static readonly Size[] ItemSizes = new Size[] { new Size(20, 20), new Size(20, 20), new Size(30, 30) };
private static readonly Size[] PreviewButtonSizes = new Size[] { new Size(16, 16), new Size(16, 16), new Size(20, 20) };
private static readonly Size[] PreviewWindowSizes = new Size[] { new Size(172, 120), new Size(172, 120), new Size(212, 160) };
private const int DefaultItemCount = 5;
#endregion
#region Members
private Color previewForeColor = Color.WhiteSmoke;
private Color previewBackColor = Color.White;
private Color previewBorderColor = Color.Gray;
//Temporary members
private Brush previewForegroundBrush;
private Brush previewBackgroundBrush;
private Pen previewBorderPen;
public ActivityPreviewDesignerTheme(WorkflowTheme theme)
: base(theme)
{
}
protected override void Dispose(bool disposing)
{
try
{
if (this.previewForegroundBrush != null)
{
this.previewForegroundBrush.Dispose();
this.previewForegroundBrush = null;
}
if (this.previewBackgroundBrush != null)
{
this.previewBackgroundBrush.Dispose();
this.previewBackgroundBrush = null;
}
if (this.previewBorderPen != null)
{
this.previewBorderPen.Dispose();
this.previewBorderPen = null;
}
}
finally
{
base.Dispose(disposing);
}
}
public override void Initialize()
{
base.Initialize();
if (ContainingTheme.AmbientTheme.UseOperatingSystemSettings)
ApplySystemColors();
}
#endregion
#region Publicly browsable Properties
[DispId(13)]
[SRDescription("PreviewForeColorDesc", DR.ResourceSet)]
[SRCategory("ForegroundCategory", DR.ResourceSet)]
[Editor(typeof(ColorPickerEditor), typeof(UITypeEditor))]
[TypeConverter(typeof(ColorPickerConverter))]
public Color PreviewForeColor
{
get
{
return this.previewForeColor;
}
set
{
if (ReadOnly)
throw new InvalidOperationException(DR.GetString(DR.ThemePropertyReadOnly));
this.previewForeColor = value;
if (this.previewForegroundBrush != null)
{
this.previewForegroundBrush.Dispose();
this.previewForegroundBrush = null;
}
}
}
[DispId(14)]
[SRDescription("PreviewBackColorDesc", DR.ResourceSet)]
[SRCategory("BackgroundCategory", DR.ResourceSet)]
[Editor(typeof(ColorPickerEditor), typeof(UITypeEditor))]
[TypeConverter(typeof(ColorPickerConverter))]
public Color PreviewBackColor
{
get
{
return this.previewBackColor;
}
set
{
if (ReadOnly)
throw new InvalidOperationException(DR.GetString(DR.ThemePropertyReadOnly));
this.previewBackColor = value;
if (this.previewBackgroundBrush != null)
{
this.previewBackgroundBrush.Dispose();
this.previewBackgroundBrush = null;
}
}
}
[DispId(15)]
[SRDescription("PreviewBorderColorDesc", DR.ResourceSet)]
[SRCategory("ForegroundCategory", DR.ResourceSet)]
[Editor(typeof(ColorPickerEditor), typeof(UITypeEditor))]
[TypeConverter(typeof(ColorPickerConverter))]
public Color PreviewBorderColor
{
get
{
return this.previewBorderColor;
}
set
{
if (ReadOnly)
throw new InvalidOperationException(DR.GetString(DR.ThemePropertyReadOnly));
this.previewBorderColor = value;
if (this.previewBorderPen != null)
{
this.previewBorderPen.Dispose();
this.previewBorderPen = null;
}
}
}
#endregion
#region Helper Properties
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
internal Size PreviewItemSize
{
get
{
return ActivityPreviewDesignerTheme.ItemSizes[(int)ContainingTheme.AmbientTheme.DesignerSize];
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
internal int PreviewItemCount
{
get
{
return ActivityPreviewDesignerTheme.DefaultItemCount;
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
internal Size PreviewWindowSize
{
get
{
return ActivityPreviewDesignerTheme.PreviewWindowSizes[(int)ContainingTheme.AmbientTheme.DesignerSize];
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
internal Size PreviewButtonSize
{
get
{
return ActivityPreviewDesignerTheme.PreviewButtonSizes[(int)ContainingTheme.AmbientTheme.DesignerSize];
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
internal Pen PreviewBorderPen
{
get
{
if (this.previewBorderPen == null)
this.previewBorderPen = new Pen(this.previewBorderColor, BorderWidth);
return this.previewBorderPen;
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
internal Brush PreviewForegroundBrush
{
get
{
if (this.previewForegroundBrush == null)
this.previewForegroundBrush = new SolidBrush(this.previewForeColor);
return this.previewForegroundBrush;
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
internal Brush PreviewBackgroundBrush
{
get
{
if (this.previewBackgroundBrush == null)
this.previewBackgroundBrush = new SolidBrush(this.previewBackColor);
return this.previewBackgroundBrush;
}
}
public override void OnAmbientPropertyChanged(AmbientProperty ambientProperty)
{
base.OnAmbientPropertyChanged(ambientProperty);
if (ambientProperty == AmbientProperty.DesignerSize)
PreviewBorderColor = this.previewBorderColor;
else if (ambientProperty == AmbientProperty.OperatingSystemSetting)
ApplySystemColors();
}
private void ApplySystemColors()
{
PreviewForeColor = SystemColors.ButtonFace;
PreviewBackColor = SystemColors.Window;
PreviewBorderColor = SystemColors.ControlDarkDark;
BorderColor = SystemColors.ControlDarkDark;
}
#endregion
}
#endregion
#region Class AmbientTheme
public class AmbientTheme : DesignerTheme
{
#region Constants which wont change
internal const float WatermarkTransparency = 0.25f;
internal const int ArcDiameter = 8;
internal const int DropShadowWidth = 4;
internal static Color TransparentColor = Color.FromArgb(255, 0, 255);
internal static readonly Image ConfigErrorImage = DR.GetImage(DR.ConfigError);
internal static readonly Image ScrollIndicatorImage = DR.GetImage(DR.ArrowLeft);
internal static readonly Image DropIndicatorImage = DR.GetImage(DR.DropShapeShort);
internal static readonly Image LockImage = DR.GetImage(DR.PreviewIndicator);
internal static readonly Image ReadOnlyImage = DR.GetImage(DR.ReadOnly);
internal static readonly Pen SmartTagBorderPen = new Pen(Color.Black, 1);
internal static readonly Pen MagnifierPen = new Pen(Color.Black, 2);
internal static readonly Pen WorkflowBorderPen = new Pen(Color.FromArgb(127, 157, 185), 1);
internal static readonly Brush WorkspaceBackgroundBrush = new SolidBrush(Color.FromArgb(234, 234, 236));
internal static readonly Brush FadeBrush = new SolidBrush(Color.FromArgb(120, 255, 255, 255));
internal static readonly Brush DisabledBrush = new SolidBrush(Color.FromArgb(40, Color.Gray));
internal static readonly Brush PageShadowBrush = new SolidBrush(Color.FromArgb(75, 75, 75));
internal const float ScrollIndicatorTransparency = 0.7f;
internal static readonly Size DragImageMargins = new Size(4, 4);
internal static readonly Size DragImageTextSize = new Size(100, 60);
internal static readonly Size DragImageIconSize = new Size(16, 16);
internal const int MinZoom = 10;
internal const int MaxZoom = 400;
internal const int ScrollUnit = 25;
internal const int MinShadowDepth = 0;
internal const int MaxShadowDepth = 8;
private static float[] fontSizes = null;
private static readonly Size[] GridSizes = new Size[] { new Size(30, 30), new Size(40, 40), new Size(60, 60) };
private static readonly Size[] MarginSizes = new Size[] { new Size(2, 2), new Size(4, 4), new Size(6, 6) };
private static readonly Size[] SelectionSizes = new Size[] { new Size(2, 2), new Size(4, 4), new Size(6, 6) };
private static readonly Size[] GlyphSizes = new Size[] { new Size(10, 10), new Size(14, 14), new Size(18, 18) };
private static readonly Size[] ScrollIndicatorSizes = new Size[] { new Size(24, 24), new Size(32, 32), new Size(40, 40) };
private static readonly Size[] DropIndicatorSizes = new Size[] { new Size(8, 8), new Size(12, 12), new Size(16, 16) };
private static readonly Size[] MagnifierSizes = new Size[] { new Size(50, 50), new Size(100, 100), new Size(150, 150) };
private static readonly int[] BorderWidths = new int[] { 1, 1, 3 };
private const int DefaultShadowDepth = 6;
#endregion
private static float[] FontSizes
{
get
{
if (fontSizes == null)
fontSizes = new float[] { WorkflowTheme.GetDefaultFont().SizeInPoints - 2.0f, WorkflowTheme.GetDefaultFont().SizeInPoints, WorkflowTheme.GetDefaultFont().SizeInPoints + 2.0f };
return fontSizes;
}
}
#region Members
//General category
private bool useOperatingSystemSettings = false;
private bool showConfigErrors = true;
private bool drawShadow = false;
//Advanced
private bool drawGrayscale = false;
private Color dropIndicatorColor = Color.Green;
private Color selectionForeColor = Color.Blue;
private Color selectionPatternColor = Color.DarkGray;
private Color foreColor = Color.Gray;
private Color backColor = Color.White;
private Color commentIndicatorColor = Color.FromArgb(49, 198, 105);
private Color readonlyIndicatorColor = Color.Gray;
private DesignerContentAlignment watermar----gnment = DesignerContentAlignment.BottomRight;
private string watermarkImagePath = String.Empty;
private bool useDefaultFont = false;
//Grid
private bool showGrid = false;
private DashStyle gridStyle = DashStyle.Dash;
private Color gridColor = Color.FromArgb(192, 192, 192);
//Font
private string fontName = WorkflowTheme.GetDefaultFont().FontFamily.Name;
private TextQuality textQuality = TextQuality.Aliased;
//Designer
private DesignerSize designerStyle = DesignerSize.Medium;
private bool drawRounded = true;
private bool showDesignerBorder = true;
#endregion
#region Resource Members
private Font font;
private Font boldFont;
private Pen foregroundPen;
private Pen selectionForegroundPen;
private Pen selectionPatternPen;
private Pen majorGridPen;
private Pen minorGridPen;
private Pen dropIndicatorPen;
private Pen commentIndicatorPen;
private Brush backgroundBrush;
private Brush foregroundBrush;
private Brush selectionForegroundBrush;
private Brush dropIndicatorBrush;
private Brush commentIndicatorBrush;
private Brush readonlyIndicatorBrush;
private Brush majorGridBrush;
private Brush minorGridBrush;
private Image watermarkImage;
#endregion
public AmbientTheme(WorkflowTheme theme)
: base(theme)
{
}
protected override void Dispose(bool disposing)
{
try
{
//We stop listening to OS setting events
UseOperatingSystemSettings = false;
if (this.font != null)
{
this.font.Dispose();
this.font = null;
}
if (this.boldFont != null)
{
this.boldFont.Dispose();
this.boldFont = null;
}
if (this.watermarkImage != null)
{
this.watermarkImage.Dispose();
this.watermarkImage = null;
}
if (this.foregroundPen != null)
{
this.foregroundPen.Dispose();
this.foregroundPen = null;
}
if (this.foregroundBrush != null)
{
this.foregroundBrush.Dispose();
this.foregroundBrush = null;
}
if (this.backgroundBrush != null)
{
this.backgroundBrush.Dispose();
this.backgroundBrush = null;
}
if (this.dropIndicatorPen != null)
{
this.dropIndicatorPen.Dispose();
this.dropIndicatorPen = null;
}
if (this.selectionPatternPen != null)
{
this.selectionPatternPen.Dispose();
this.selectionPatternPen = null;
}
if (this.selectionForegroundPen != null)
{
this.selectionForegroundPen.Dispose();
this.selectionForegroundPen = null;
}
if (this.majorGridPen != null)
{
this.majorGridPen.Dispose();
this.majorGridPen = null;
}
if (this.majorGridBrush != null)
{
this.majorGridBrush.Dispose();
this.majorGridBrush = null;
}
if (this.minorGridPen != null)
{
this.minorGridPen.Dispose();
this.minorGridPen = null;
}
if (this.minorGridBrush != null)
{
this.minorGridBrush.Dispose();
this.minorGridBrush = null;
}
if (this.commentIndicatorPen != null)
{
this.commentIndicatorPen.Dispose();
this.commentIndicatorPen = null;
}
if (this.commentIndicatorBrush != null)
{
this.commentIndicatorBrush.Dispose();
this.commentIndicatorBrush = null;
}
if (this.readonlyIndicatorBrush != null)
{
this.readonlyIndicatorBrush.Dispose();
this.readonlyIndicatorBrush = null;
}
if (this.dropIndicatorBrush != null)
{
this.dropIndicatorBrush.Dispose();
this.dropIndicatorBrush = null;
}
if (this.selectionForegroundBrush != null)
{
this.selectionForegroundBrush.Dispose();
this.selectionForegroundBrush = null;
}
}
finally
{
base.Dispose(disposing);
}
}
public override void Initialize()
{
base.Initialize();
if (this.useOperatingSystemSettings)
ApplySystemColors();
}
#region Publicly browsable Properties
#region General Properties
[Browsable(false)]
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
public virtual bool UseOperatingSystemSettings
{
get
{
return this.useOperatingSystemSettings;
}
internal set
{
this.useOperatingSystemSettings = value;
if (this.useOperatingSystemSettings)
{
SystemEvents.UserPreferenceChanged += new UserPreferenceChangedEventHandler(OnOperatingSystemSettingsChanged);
OnOperatingSystemSettingsChanged(this, new UserPreferenceChangedEventArgs(UserPreferenceCategory.Color));
}
else
{
SystemEvents.UserPreferenceChanged -= new UserPreferenceChangedEventHandler(OnOperatingSystemSettingsChanged);
}
}
}
[DispId(1)]
[SRDescription("FontDesc", DR.ResourceSet)]
[SRCategory("WorkflowAppearanceCategory", DR.ResourceSet)]
[TypeConverter(typeof(FontFamilyConverter))]
public virtual string FontName
{
get
{
return this.fontName;
}
set
{
if (ReadOnly)
throw new InvalidOperationException(DR.GetString(DR.ThemePropertyReadOnly));
if (value == null || value.Length == 0)
throw new Exception(DR.GetString(DR.EmptyFontFamilyNotSupported));
try
{
Font font = new Font(value, FontSize);
if (font != null)
font.Dispose();
}
catch (Exception e)
{
throw new Exception(DR.GetString(DR.FontFamilyNotSupported, value), e);
}
this.fontName = value;
if (this.font != null)
{
this.font.Dispose();
this.font = null;
}
if (this.boldFont != null)
{
this.boldFont.Dispose();
this.boldFont = null;
}
}
}
[DefaultValue(TextQuality.Aliased)]
[DispId(2)]
[SRDescription("TextQualityDesc", DR.ResourceSet)]
[SRCategory("WorkflowAppearanceCategory", DR.ResourceSet)]
public virtual TextQuality TextQuality
{
get
{
return this.textQuality;
}
set
{
if (ReadOnly)
throw new InvalidOperationException(DR.GetString(DR.ThemePropertyReadOnly));
this.textQuality = value;
}
}
[DispId(3)]
[DefaultValue(true)]
[SRDescription("ShowConfigErrorDesc", DR.ResourceSet)]
[SRCategory("WorkflowAppearanceCategory", DR.ResourceSet)]
public virtual bool ShowConfigErrors
{
get
{
return this.showConfigErrors;
}
set
{
if (ReadOnly)
throw new InvalidOperationException(DR.GetString(DR.ThemePropertyReadOnly));
this.showConfigErrors = value;
}
}
[DefaultValue(false)]
[DispId(6)]
[SRDescription("GrayscaleWorkflowDesc", DR.ResourceSet)]
[SRCategory("WorkflowAppearanceCategory", DR.ResourceSet)]
public virtual bool DrawGrayscale
{
get
{
return this.drawGrayscale;
}
set
{
if (ReadOnly)
throw new InvalidOperationException(DR.GetString(DR.ThemePropertyReadOnly));
this.drawGrayscale = value;
}
}
#endregion
#region Workflow Foreground Properties
[DispId(7)]
[SRDescription("DropHiliteDesc", DR.ResourceSet)]
[SRCategory("ForegroundCategory", DR.ResourceSet)]
[Editor(typeof(ColorPickerEditor), typeof(UITypeEditor))]
[TypeConverter(typeof(ColorPickerConverter))]
public virtual Color DropIndicatorColor
{
get
{
return this.dropIndicatorColor;
}
set
{
if (ReadOnly)
throw new InvalidOperationException(DR.GetString(DR.ThemePropertyReadOnly));
this.dropIndicatorColor = value;
if (this.dropIndicatorPen != null)
{
this.dropIndicatorPen.Dispose();
this.dropIndicatorPen = null;
}
if (this.dropIndicatorBrush != null)
{
this.dropIndicatorBrush.Dispose();
this.dropIndicatorBrush = null;
}
}
}
[DispId(8)]
[SRDescription("SelectionForegroundDesc", DR.ResourceSet)]
[SRCategory("ForegroundCategory", DR.ResourceSet)]
[Editor(typeof(ColorPickerEditor), typeof(UITypeEditor))]
[TypeConverter(typeof(ColorPickerConverter))]
public virtual Color SelectionForeColor
{
get
{
return this.selectionForeColor;
}
set
{
if (ReadOnly)
throw new InvalidOperationException(DR.GetString(DR.ThemePropertyReadOnly));
this.selectionForeColor = value;
if (this.selectionForegroundPen != null)
{
this.selectionForegroundPen.Dispose();
this.selectionForegroundPen = null;
}
if (this.selectionForegroundBrush != null)
{
this.selectionForegroundBrush.Dispose();
this.selectionForegroundBrush = null;
}
}
}
[DispId(9)]
[SRDescription("SelectionPatternDesc", DR.ResourceSet)]
[SRCategory("ForegroundCategory", DR.ResourceSet)]
[Editor(typeof(ColorPickerEditor), typeof(UITypeEditor))]
[TypeConverter(typeof(ColorPickerConverter))]
public virtual Color SelectionPatternColor
{
get
{
return this.selectionPatternColor;
}
set
{
if (ReadOnly)
throw new InvalidOperationException(DR.GetString(DR.ThemePropertyReadOnly));
this.selectionPatternColor = value;
if (this.selectionPatternPen != null)
{
this.selectionPatternPen.Dispose();
this.selectionPatternPen = null;
}
}
}
[DispId(10)]
[SRDescription("WorkflowForegroundDesc", DR.ResourceSet)]
[SRCategory("ForegroundCategory", DR.ResourceSet)]
[Editor(typeof(ColorPickerEditor), typeof(UITypeEditor))]
[TypeConverter(typeof(ColorPickerConverter))]
public virtual Color ForeColor
{
get
{
return this.foreColor;
}
set
{
if (ReadOnly)
throw new InvalidOperationException(DR.GetString(DR.ThemePropertyReadOnly));
this.foreColor = value;
if (this.foregroundPen != null)
{
this.foregroundPen.Dispose();
this.foregroundPen = null;
}
if (this.foregroundBrush != null)
{
this.foregroundBrush.Dispose();
this.foregroundBrush = null;
}
}
}
[DispId(11)]
[SRDescription("CommentColorDesc", DR.ResourceSet)]
[SRCategory("ForegroundCategory", DR.ResourceSet)]
[Editor(typeof(ColorPickerEditor), typeof(UITypeEditor))]
[TypeConverter(typeof(ColorPickerConverter))]
public virtual Color CommentIndicatorColor
{
get
{
return this.commentIndicatorColor;
}
set
{
if (ReadOnly)
throw new InvalidOperationException(DR.GetString(DR.ThemePropertyReadOnly));
this.commentIndicatorColor = value;
if (this.commentIndicatorPen != null)
{
this.commentIndicatorPen.Dispose();
this.commentIndicatorPen = null;
}
if (this.commentIndicatorBrush != null)
{
this.commentIndicatorBrush.Dispose();
this.commentIndicatorBrush = null;
}
}
}
[DispId(12)]
[SRDescription("LockColorDesc", DR.ResourceSet)]
[SRCategory("ForegroundCategory", DR.ResourceSet)]
[Editor(typeof(ColorPickerEditor), typeof(UITypeEditor))]
[TypeConverter(typeof(ColorPickerConverter))]
public virtual Color ReadonlyIndicatorColor
{
get
{
return this.readonlyIndicatorColor;
}
set
{
if (ReadOnly)
throw new InvalidOperationException(DR.GetString(DR.ThemePropertyReadOnly));
this.readonlyIndicatorColor = value;
if (this.readonlyIndicatorBrush != null)
{
this.readonlyIndicatorBrush.Dispose();
this.readonlyIndicatorBrush = null;
}
}
}
#endregion
#region Workflow Background Properties
[DispId(13)]
[SRDescription("WorkflowBackgroundDesc", DR.ResourceSet)]
[SRCategory("BackgroundCategory", DR.ResourceSet)]
[Editor(typeof(ColorPickerEditor), typeof(UITypeEditor))]
[TypeConverter(typeof(ColorPickerConverter))]
public virtual Color BackColor
{
get
{
return this.backColor;
}
set
{
if (ReadOnly)
throw new InvalidOperationException(DR.GetString(DR.ThemePropertyReadOnly));
this.backColor = value;
if (this.backgroundBrush != null)
{
this.backgroundBrush.Dispose();
this.backgroundBrush = null;
}
}
}
[DefaultValue(false)]
[DispId(14)]
[SRDescription("WorkflowShadowDesc", DR.ResourceSet)]
[SRCategory("WorkflowAppearanceCategory", DR.ResourceSet)]
public virtual bool DrawShadow
{
get
{
return this.drawShadow;
}
set
{
if (ReadOnly)
throw new InvalidOperationException(DR.GetString(DR.ThemePropertyReadOnly));
this.drawShadow = value;
}
}
[DispId(15)]
[SRDescription("WorkflowWatermarkDesc", DR.ResourceSet)]
[SRCategory("BackgroundCategory", DR.ResourceSet)]
[Editor(typeof(ImageBrowserEditor), typeof(UITypeEditor))]
public virtual string WatermarkImagePath
{
get
{
return this.watermarkImagePath;
}
set
{
if (ReadOnly)
throw new InvalidOperationException(DR.GetString(DR.ThemePropertyReadOnly));
if (!String.IsNullOrEmpty(value) && value.Contains(Path.DirectorySeparatorChar.ToString()) && Path.IsPathRooted(value))
{
value = DesignerHelpers.GetRelativePath(ContainingTheme.ContainingFileDirectory, value);
if (!DesignerHelpers.IsValidImageResource(this, ContainingTheme.ContainingFileDirectory, value))
throw new InvalidOperationException(DR.GetString(DR.Error_InvalidImageResource));
}
this.watermarkImagePath = value;
if (this.watermarkImage != null)
{
this.watermarkImage.Dispose();
this.watermarkImage = null;
}
}
}
[DispId(16)]
[DefaultValue(DesignerContentAlignment.BottomRight)]
[SRDescription("Watermar----gnmentDesc", DR.ResourceSet)]
[SRCategory("BackgroundCategory", DR.ResourceSet)]
public virtual DesignerContentAlignment Watermar----gnment
{
get
{
return this.watermar----gnment;
}
set
{
if (ReadOnly)
throw new InvalidOperationException(DR.GetString(DR.ThemePropertyReadOnly));
this.watermar----gnment = value;
}
}
[DefaultValue(false)]
[DispId(17)]
[SRDescription("ShowGridDesc", DR.ResourceSet)]
[SRCategory("BackgroundCategory", DR.ResourceSet)]
public virtual bool ShowGrid
{
get
{
return this.showGrid;
}
set
{
if (ReadOnly)
throw new InvalidOperationException(DR.GetString(DR.ThemePropertyReadOnly));
this.showGrid = value;
}
}
[DefaultValue(DashStyle.Dash)]
[DispId(18)]
[SRDescription("GridStyleDesc", DR.ResourceSet)]
[SRCategory("BackgroundCategory", DR.ResourceSet)]
public virtual DashStyle GridStyle
{
get
{
return this.gridStyle;
}
set
{
if (ReadOnly)
throw new InvalidOperationException(DR.GetString(DR.ThemePropertyReadOnly));
this.gridStyle = value;
if (this.majorGridPen != null)
{
this.majorGridPen.Dispose();
this.majorGridPen = null;
}
if (this.minorGridPen != null)
{
this.minorGridPen.Dispose();
this.minorGridPen = null;
}
}
}
[DispId(19)]
[SRDescription("GridColorDesc", DR.ResourceSet)]
[SRCategory("BackgroundCategory", DR.ResourceSet)]
[Editor(typeof(ColorPickerEditor), typeof(UITypeEditor))]
[TypeConverter(typeof(ColorPickerConverter))]
public virtual Color GridColor
{
get
{
return this.gridColor;
}
set
{
if (ReadOnly)
throw new InvalidOperationException(DR.GetString(DR.ThemePropertyReadOnly));
this.gridColor = value;
if (this.majorGridPen != null)
{
this.majorGridPen.Dispose();
this.majorGridPen = null;
}
if (this.majorGridBrush != null)
{
this.majorGridBrush.Dispose();
this.majorGridBrush = null;
}
if (this.minorGridPen != null)
{
this.minorGridPen.Dispose();
this.minorGridPen = null;
}
if (this.minorGridBrush != null)
{
this.minorGridBrush.Dispose();
this.minorGridBrush = null;
}
}
}
#endregion
#endregion
#region Activity Appearance Properties
//
[Browsable(false)]
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[DefaultValue(DesignerSize.Medium)]
[DispId(20)]
[SRDescription("DesignerSizeDesc", DR.ResourceSet)]
[SRCategory("ActivityAppearanceCategory", DR.ResourceSet)]
public virtual DesignerSize DesignerSize
{
get
{
return this.designerStyle;
}
set
{
if (ReadOnly)
throw new InvalidOperationException(DR.GetString(DR.ThemePropertyReadOnly));
this.designerStyle = value;
ContainingTheme.AmbientPropertyChanged(AmbientProperty.DesignerSize);
}
}
[DefaultValue(true)]
[DispId(21)]
[SRDescription("DrawRoundedDesignersDesc", DR.ResourceSet)]
[SRCategory("ActivityAppearanceCategory", DR.ResourceSet)]
public virtual bool DrawRounded
{
get
{
return this.drawRounded;
}
set
{
if (ReadOnly)
throw new InvalidOperationException(DR.GetString(DR.ThemePropertyReadOnly));
this.drawRounded = value;
}
}
[DefaultValue(true)]
[DispId(24)]
[SRDescription("DesignerBorderDesc", DR.ResourceSet)]
[SRCategory("ActivityAppearanceCategory", DR.ResourceSet)]
public virtual bool ShowDesignerBorder
{
get
{
return this.showDesignerBorder;
}
set
{
if (ReadOnly)
throw new InvalidOperationException(DR.GetString(DR.ThemePropertyReadOnly));
this.showDesignerBorder = value;
}
}
#endregion
#region Helper Properties and Methods
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
public virtual Size Margin
{
get
{
return AmbientTheme.MarginSizes[(int) this.designerStyle];
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
public virtual Size SelectionSize
{
get
{
return AmbientTheme.SelectionSizes[(int) this.designerStyle];
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
public virtual Size GlyphSize
{
get
{
return AmbientTheme.GlyphSizes[(int)this.designerStyle];
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
internal Size ScrollIndicatorSize
{
get
{
return AmbientTheme.ScrollIndicatorSizes[(int) this.designerStyle];
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
internal Size DropIndicatorSize
{
get
{
return AmbientTheme.DropIndicatorSizes[(int) this.designerStyle];
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
internal Size MagnifierSize
{
get
{
return AmbientTheme.MagnifierSizes[(int) this.designerStyle];
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
internal int ShadowDepth
{
get
{
return ((this.drawShadow) ? AmbientTheme.DefaultShadowDepth : 0);
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
public virtual Size GridSize
{
get
{
return AmbientTheme.GridSizes[(int) this.designerStyle];
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
public virtual int BorderWidth
{
get
{
return AmbientTheme.BorderWidths[(int)ContainingTheme.AmbientTheme.DesignerSize];
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
public Pen MajorGridPen
{
get
{
if (this.majorGridPen == null)
{
this.majorGridPen = new Pen(this.gridColor, 1);
this.majorGridPen.DashStyle = DashStyle.Dash;
}
return this.majorGridPen;
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
public Brush MajorGridBrush
{
get
{
if (this.majorGridBrush == null)
this.majorGridBrush = new SolidBrush(this.gridColor);
return this.majorGridBrush;
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
public Pen MinorGridPen
{
get
{
if (this.minorGridPen == null)
{
Color minorGridColor = Color.FromArgb(this.gridColor.A, Math.Min(this.gridColor.R + 32, 255), Math.Min(this.gridColor.G + 32, 255), Math.Min(this.gridColor.B + 32, 255));
this.minorGridPen = new Pen(minorGridColor, 1);
this.minorGridPen.DashStyle = DashStyle.Dot;
}
return this.minorGridPen;
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
internal Brush MinorGridBrush
{
get
{
if (this.minorGridBrush == null)
{
Color minorGridColor = Color.FromArgb(this.gridColor.A, Math.Min(this.gridColor.R + 32, 255), Math.Min(this.gridColor.G + 32, 255), Math.Min(this.gridColor.B + 32, 255));
this.minorGridBrush = new SolidBrush(minorGridColor);
}
return this.minorGridBrush;
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
public Pen SelectionPatternPen
{
get
{
if (this.selectionPatternPen == null)
{
this.selectionPatternPen = new Pen(this.selectionPatternColor, 1);
this.selectionPatternPen.DashStyle = DashStyle.Dot;
}
return this.selectionPatternPen;
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
public Pen SelectionForegroundPen
{
get
{
if (this.selectionForegroundPen == null)
this.selectionForegroundPen = new Pen(this.selectionForeColor, 1);
return this.selectionForegroundPen;
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
public Brush SelectionForegroundBrush
{
get
{
if (this.selectionForegroundBrush == null)
this.selectionForegroundBrush = new SolidBrush(this.selectionForeColor);
return this.selectionForegroundBrush;
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
public Pen DropIndicatorPen
{
get
{
if (this.dropIndicatorPen == null)
this.dropIndicatorPen = new Pen(this.dropIndicatorColor, BorderWidth);
return this.dropIndicatorPen;
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
public Brush DropIndicatorBrush
{
get
{
if (this.dropIndicatorBrush == null)
this.dropIndicatorBrush = new SolidBrush(this.dropIndicatorColor);
return this.dropIndicatorBrush;
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
public Pen ForegroundPen
{
get
{
if (this.foregroundPen == null)
{
this.foregroundPen = new Pen(this.foreColor, 1);
this.foregroundPen.DashStyle = DashStyle.Dot;
}
return this.foregroundPen;
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
public Pen CommentIndicatorPen
{
get
{
if (this.commentIndicatorPen == null)
this.commentIndicatorPen = new Pen(this.commentIndicatorColor, 1);
return this.commentIndicatorPen;
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
public Brush CommentIndicatorBrush
{
get
{
if (this.commentIndicatorBrush == null)
this.commentIndicatorBrush = new SolidBrush(Color.FromArgb(40, this.commentIndicatorColor));
return this.commentIndicatorBrush;
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
public Brush ReadonlyIndicatorBrush
{
get
{
if (this.readonlyIndicatorBrush == null)
this.readonlyIndicatorBrush = new SolidBrush(Color.FromArgb(20, this.readonlyIndicatorColor));
return this.readonlyIndicatorBrush;
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
public Brush ForegroundBrush
{
get
{
if (this.foregroundBrush == null)
this.foregroundBrush = new SolidBrush(this.foreColor);
return this.foregroundBrush;
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
public Brush BackgroundBrush
{
get
{
if (this.backgroundBrush == null)
this.backgroundBrush = new SolidBrush(this.backColor);
return this.backgroundBrush;
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
public Image WorkflowWatermarkImage
{
get
{
if (this.watermarkImage == null && this.watermarkImagePath.Length > 0)
this.watermarkImage = DesignerHelpers.GetImageFromPath(this, ContainingTheme.ContainingFileDirectory, this.watermarkImagePath);
return this.watermarkImage;
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
public Font Font
{
get
{
if (this.font == null)
{
Debug.Assert(this.fontName != null && this.fontName.Length > 0);
if (this.fontName == null || this.fontName.Length == 0)
this.fontName = WorkflowTheme.GetDefaultFont().FontFamily.Name;
ArrayList supportedFonts = new ArrayList(AmbientTheme.SupportedFonts);
Debug.Assert(supportedFonts.Contains(this.fontName));
if (!supportedFonts.Contains(this.fontName))
this.fontName = WorkflowTheme.GetDefaultFont().FontFamily.Name;
this.font = new Font(this.fontName, FontSize);
}
return this.font;
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
public Font BoldFont
{
get
{
if (this.boldFont == null)
{
Debug.Assert(this.fontName != null && this.fontName.Length > 0);
if (this.fontName == null || this.fontName.Length == 0)
this.fontName = WorkflowTheme.GetDefaultFont().FontFamily.Name;
ArrayList supportedFonts = new ArrayList(AmbientTheme.SupportedFonts);
Debug.Assert(supportedFonts.Contains(this.fontName));
if (!supportedFonts.Contains(this.fontName))
this.fontName = WorkflowTheme.GetDefaultFont().FontFamily.Name;
this.boldFont = new Font(this.fontName, FontSize, FontStyle.Bold);
}
return this.boldFont;
}
}
[Browsable(false)]
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
private float FontSize
{
get
{
//
if (this.useOperatingSystemSettings)
return SystemInformation.MenuFont.SizeInPoints;
else
return AmbientTheme.FontSizes[(int) this.DesignerSize];
}
}
internal void UseDefaultFont()
{
this.useDefaultFont = true;
}
internal void UpdateFont()
{
if (this.useDefaultFont)
{
bool oldReadOnly = ReadOnly;
ReadOnly = false;
this.FontName = WorkflowTheme.GetDefaultFont().FontFamily.Name;
ReadOnly = oldReadOnly;
}
}
public override void OnAmbientPropertyChanged(AmbientProperty ambientProperty)
{
base.OnAmbientPropertyChanged(ambientProperty);
if (ambientProperty == AmbientProperty.DesignerSize)
{
//We set the same properties again so that the pens and brushes are reset to
//consider the new designer style for creation
DropIndicatorColor = this.dropIndicatorColor;
FontName = this.fontName;
}
else if (ambientProperty == AmbientProperty.OperatingSystemSetting)
{
//Apply the system colors
ApplySystemColors();
}
}
internal static string[] SupportedFonts
{
get
{
ArrayList fontNames = new ArrayList();
foreach (FontFamily family in FontFamily.Families)
fontNames.Add(family.Name);
fontNames.Sort(CaseInsensitiveComparer.Default);
return ((string[])fontNames.ToArray(typeof(string)));
}
}
private void OnOperatingSystemSettingsChanged(object sender, UserPreferenceChangedEventArgs e)
{
if (e.Category == UserPreferenceCategory.Color || e.Category == UserPreferenceCategory.VisualStyle)
{
ContainingTheme.AmbientPropertyChanged(AmbientProperty.OperatingSystemSetting);
WorkflowTheme.FireThemeChange();
}
}
private void ApplySystemColors()
{
DropIndicatorColor = SystemColors.HotTrack;
SelectionForeColor = SystemColors.Highlight;
SelectionPatternColor = SystemColors.Highlight;
ForeColor = SystemColors.WindowText;
CommentIndicatorColor = SystemColors.GrayText;
ReadonlyIndicatorColor = SystemColors.GrayText;
BackColor = SystemColors.Window;
GridColor = SystemColors.InactiveBorder;
FontName = WorkflowTheme.GetDefaultFont().FontFamily.Name;
}
#endregion
#region IPropertyValueProvider Implementation
internal override ICollection GetPropertyValues(ITypeDescriptorContext context)
{
object[] values = new object[]{};
if (string.Equals(context.PropertyDescriptor.Name, "GridStyle", StringComparison.Ordinal))
values = new object[] { DashStyle.Solid, DashStyle.Dash, DashStyle.Dot };
return values;
}
#endregion
}
#endregion
#region TypeConverters, TypeDescriptors, PropertyDescriptors, UITypeEditors
#region Class ThemeTypeDescriptor
internal sealed class ThemeTypeConverter : ExpandableObjectConverter
{
public override object ConvertTo(ITypeDescriptorContext context, CultureInfo culture, object value, Type destinationType)
{
if (destinationType == typeof(string) && context.PropertyDescriptor != null)
return String.Empty;
else
return base.ConvertTo(context, culture, value, destinationType);
}
public override PropertyDescriptorCollection GetProperties(ITypeDescriptorContext context, object value, Attribute[] attributes)
{
PropertyDescriptorCollection srcProperties = base.GetProperties(context, value, attributes);
return srcProperties.Sort(new PropertyDescriptorSorter());
}
#region Class PropertyDescriptorSorter
private sealed class PropertyDescriptorSorter : IComparer
{
int IComparer.Compare(object obj1, object obj2)
{
PropertyDescriptor property1 = obj1 as PropertyDescriptor;
PropertyDescriptor property2 = obj2 as PropertyDescriptor;
DispIdAttribute prop1DispID = property1.Attributes[typeof(DispIdAttribute)] as DispIdAttribute;
DispIdAttribute prop2DispID = property2.Attributes[typeof(DispIdAttribute)] as DispIdAttribute;
if (prop1DispID == null)
return 1;
else if (prop2DispID == null)
return -1;
else
return prop1DispID.Value - prop2DispID.Value;
}
}
#endregion
}
#endregion
#region Class ColorPickerConverter
internal sealed class ColorPickerConverter : ColorConverter
{
public override bool GetStandardValuesSupported(ITypeDescriptorContext context)
{
return false;
}
}
#endregion
#region Class FilteredEnumConverter
internal sealed class FilteredEnumConverter : PropertyValueProviderTypeConverter
{
public override bool CanConvertFrom(ITypeDescriptorContext context, Type sourceType)
{
return (sourceType == typeof(string));
}
public override object ConvertFrom(ITypeDescriptorContext context, CultureInfo culture, object value)
{
return Enum.Parse(context.PropertyDescriptor.PropertyType, (string)value);
}
}
#endregion
#region Class FontFamilyConverter
internal sealed class FontFamilyConverter : TypeConverter
{
public override bool GetStandardValuesSupported(ITypeDescriptorContext context)
{
return true;
}
public override bool GetStandardValuesExclusive(ITypeDescriptorContext context)
{
return true;
}
public override StandardValuesCollection GetStandardValues(ITypeDescriptorContext context)
{
return new TypeConverter.StandardValuesCollection(AmbientTheme.SupportedFonts);
}
}
#endregion
#region Class ImageBrowserEditor
internal sealed class ImageBrowserEditor : UITypeEditor
{
public override UITypeEditorEditStyle GetEditStyle(ITypeDescriptorContext context)
{
return UITypeEditorEditStyle.Modal;
}
public override object EditValue(ITypeDescriptorContext context, IServiceProvider provider, object value)
{
OpenFileDialog fileDialog = new OpenFileDialog();
fileDialog.AddExtension = true;
fileDialog.DefaultExt = WorkflowTheme.DefaultThemeFileExtension;
fileDialog.CheckFileExists = true;
fileDialog.Filter = DR.GetString(DR.ImageFileFilter);
if (fileDialog.ShowDialog() == DialogResult.OK)
return fileDialog.FileName;
else
return value;
}
}
#endregion
#region Class ColorPickerEditor
internal sealed class ColorPickerEditor : UITypeEditor
{
public override UITypeEditorEditStyle GetEditStyle(ITypeDescriptorContext context)
{
return UITypeEditorEditStyle.Modal;
}
public override bool GetPaintValueSupported(ITypeDescriptorContext context)
{
return (context != null && context.PropertyDescriptor != null);
}
public override void PaintValue(PaintValueEventArgs e)
{
base.PaintValue(e);
if (e.Value is Color)
{
Color selectedColor = (Color)e.Value;
if (selectedColor != Color.Empty)
{
using (Brush fillBrush = new SolidBrush(selectedColor))
e.Graphics.FillRectangle(fillBrush, e.Bounds);
}
}
}
public override object EditValue(ITypeDescriptorContext context, IServiceProvider provider, object value)
{
ColorDialog colorDialog = new ColorDialog();
colorDialog.AllowFullOpen = true;
colorDialog.FullOpen = true;
colorDialog.AnyColor = true;
colorDialog.Color = (value is Color) ? (Color)value : Color.White;
if (colorDialog.ShowDialog() == DialogResult.OK)
return colorDialog.Color;
else
return value;
}
}
#endregion
#endregion
#region Serializers
#region Class ThemeSerializationProvider
internal sealed class ThemeSerializationProvider : WorkflowMarkupSerializationProvider
{
#region IDesignerSerializationProvider Members
public override object GetSerializer(IDesignerSerializationManager manager, object currentSerializer, Type objectType, Type serializerType)
{
if (serializerType.IsAssignableFrom(typeof(WorkflowMarkupSerializer)))
{
if (typeof(System.Drawing.Color) == objectType)
return new ColorMarkupSerializer();
else if (typeof(Size) == objectType)
return new SizeMarkupSerializer();
}
return base.GetSerializer(manager, currentSerializer, objectType, serializerType);
}
#endregion
}
#endregion
#endregion
}
// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
// Copyright (c) Microsoft Corporation. All rights reserved.
namespace System.Workflow.ComponentModel.Design
{
using System;
using System.IO;
using System.Xml;
using System.Text;
using System.Drawing;
using System.Resources;
using System.Reflection;
using System.Diagnostics;
using System.Collections;
using System.Drawing.Text;
using System.Globalization;
using System.Windows.Forms;
using System.Drawing.Design;
using System.ComponentModel;
using System.Drawing.Drawing2D;
using System.Collections.Generic;
using System.Collections.ObjectModel;
using System.ComponentModel.Design;
using System.Collections.Specialized;
using System.Runtime.InteropServices;
using System.ComponentModel.Design.Serialization;
using Microsoft.Win32;
using System.Workflow.ComponentModel.Compiler;
using System.Workflow.ComponentModel.Serialization;
using System.Windows.Forms.Design;
//
#region WorkflowTheme Enums
public enum ThemeType
{
Default = 0,
System = 1,
UserDefined = 2
}
public enum DesignerGeometry
{
Rectangle = 0,
RoundedRectangle = 1
}
public enum TextQuality
{
Aliased = 0,
AntiAliased = 1,
}
public enum DesignerSize
{
//Please note that this enum is used to access array and hence we need to
//change all the arrays before changing this enum
Small = 0,
Medium = 1,
Large = 2
}
public enum DesignerContentAlignment
{
Left = 1,
Top = 2,
Right = 4,
Bottom = 8,
Center = 16,
TopLeft = Left + Top,
TopCenter = Center + Top,
TopRight = Right + Top,
CenterLeft = Left + Center,
CenterRight = Right + Center,
BottomLeft = Left + Bottom,
BottomCenter = Center + Bottom,
BottomRight = Right + Bottom,
Fill = 32
}
public enum LineAnchor
{
None = 0,
Arrow = 1,
ArrowAnchor = 2,
Diamond = 3,
DiamondAnchor = 4,
Round = 5,
RoundAnchor = 6,
Rectangle = 7,
RectangleAnchor = 8,
RoundedRectangle = 9,
RoundedRectangleAnchor = 10
}
public enum AmbientProperty
{
DesignerSize = 0,
OperatingSystemSetting = 1
}
#endregion
#region Class ActivityDesignerThemeAttribute
[AttributeUsage(AttributeTargets.Class)]
public sealed class ActivityDesignerThemeAttribute : Attribute
{
private Type designerThemeType = null;
private string xml = String.Empty;
public ActivityDesignerThemeAttribute(Type designerThemeType)
{
this.designerThemeType = designerThemeType;
}
public Type DesignerThemeType
{
get
{
return this.designerThemeType;
}
}
public string Xml
{
get
{
return this.xml;
}
set
{
this.xml = value;
}
}
}
#endregion
#region Class WorkflowTheme
public sealed class WorkflowTheme : IDisposable
{
#region Static Members
private static readonly string WorkflowThemesSubKey = "Themes";
private const string ThemeTypeKey = "ThemeType";
private const string ThemePathKey = "ThemeFilePath";
private const string ThemeResourceNS = "System.Workflow.ComponentModel.Design.ActivityDesignerThemes.";
internal const string DefaultThemeFileExtension = "*.wtm";
internal static string DefaultNamespace = typeof(WorkflowTheme).Namespace.Replace(".", "_");
private static IUIService uiService = null;//cached session-wide ui service (for getting environment font)
private static Font defaultFont = null;
#endregion
#region Members and Initialization
private static WorkflowTheme currentTheme = null;
private static bool enableChangeNotification = true;
public static event System.EventHandler ThemeChanged;
private ThemeType themeType = ThemeType.UserDefined;
private string name = String.Empty;
private string version = "1.0";
private string description = DR.GetString(DR.DefaultThemeDescription);
private string filePath = String.Empty;
private ThemeCollection designerThemes = new ThemeCollection();
private bool readOnly = false;
static WorkflowTheme()
{
WorkflowTheme.currentTheme = LoadThemeSettingFromRegistry();
if (WorkflowTheme.currentTheme != null)
WorkflowTheme.currentTheme.ReadOnly = true;
}
public WorkflowTheme()
{
this.filePath = WorkflowTheme.GenerateThemeFilePath();
if (this.filePath != null && this.filePath.Length > 0)
this.name = Path.GetFileNameWithoutExtension(this.filePath);
}
~WorkflowTheme()
{
Dispose(false);
}
void IDisposable.Dispose()
{
Dispose(true);
GC.SuppressFinalize(this);
}
private void Dispose(bool disposing)
{
//Dispose all the members first before doing anything with the resources
foreach (DesignerTheme designerTheme in this.designerThemes)
((IDisposable)designerTheme).Dispose();
this.designerThemes.Clear();
}
#endregion
#region Static Properties and Methods
internal static IUIService UIService
{
get
{
return WorkflowTheme.uiService;
}
set
{
WorkflowTheme.uiService = value;
WorkflowTheme.defaultFont = null;//clear cached font
WorkflowTheme.CurrentTheme.AmbientTheme.UpdateFont();
}
}
internal static Font GetDefaultFont()
{
if (WorkflowTheme.defaultFont == null)
{
if (WorkflowTheme.UIService != null)
WorkflowTheme.defaultFont = WorkflowTheme.UIService.Styles["DialogFont"] as Font;
if (WorkflowTheme.defaultFont == null)
WorkflowTheme.defaultFont = Control.DefaultFont;
}
return defaultFont;
}
public static string RegistryKeyPath
{
get
{
return DesignerHelpers.DesignerPerUserRegistryKey + "\\" + WorkflowThemesSubKey;
}
}
public static WorkflowTheme CurrentTheme
{
get
{
if (WorkflowTheme.currentTheme == null)
{
WorkflowTheme.currentTheme = CreateStandardTheme(ThemeType.Default);
WorkflowTheme.currentTheme.ReadOnly = true;
}
return WorkflowTheme.currentTheme;
}
set
{
if (WorkflowTheme.currentTheme == value)
return;
if (value == null)
throw new ArgumentNullException("value");
WorkflowTheme oldTheme = WorkflowTheme.currentTheme;
WorkflowTheme.currentTheme = value;
WorkflowTheme.currentTheme.ReadOnly = true;
if (WorkflowTheme.EnableChangeNotification)
{
//We dont want to dispose the standard themes here
if (oldTheme != null)
{
((IDisposable)oldTheme).Dispose();
oldTheme = null;
}
FireThemeChange();
}
}
}
public static bool EnableChangeNotification
{
get
{
return WorkflowTheme.enableChangeNotification;
}
set
{
if (WorkflowTheme.enableChangeNotification == value)
return;
WorkflowTheme.enableChangeNotification = value;
}
}
public static string LookupPath
{
get
{
string path = string.Empty;
try
{
path = Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData);
if (String.IsNullOrEmpty(path))
{
Debug.Assert(false, "Install directory key is missing!");
path = new Uri(Assembly.GetExecutingAssembly().CodeBase).AbsolutePath;
}
path = Path.Combine(path, "Windows Workflow Foundation" + Path.DirectorySeparatorChar + "Themes");
path += Path.DirectorySeparatorChar;
}
catch
{
}
Debug.Assert(path != null && path.Length > 0);
return path;
}
}
public static string GenerateThemeFilePath()
{
string path = LookupPath;
string tempThemePath = Path.Combine(path, DR.GetString(DR.MyFavoriteTheme) + ".wtm");
for (int i = 1; File.Exists(tempThemePath); i++)
{
tempThemePath = Path.Combine(path, DR.GetString(DR.MyFavoriteTheme) + i.ToString(CultureInfo.InvariantCulture) + ".wtm");
}
return tempThemePath;
}
public static WorkflowTheme LoadThemeSettingFromRegistry()
{
WorkflowTheme loadedTheme = null;
RegistryKey themeKey = Registry.CurrentUser.OpenSubKey(WorkflowTheme.RegistryKeyPath);
if (themeKey != null)
{
ThemeType themeType = ThemeType.Default;
try
{
object registryValue = themeKey.GetValue(WorkflowTheme.ThemeTypeKey);
if (registryValue is string)
themeType = (ThemeType) Enum.Parse(typeof(ThemeType), (string) registryValue, true);
if (themeType == ThemeType.UserDefined)
{
registryValue = themeKey.GetValue(WorkflowTheme.ThemePathKey);
string themePath = (registryValue is string) ? (string)registryValue : String.Empty;
if (File.Exists(themePath))
{
string extension = Path.GetExtension(themePath);
if (extension.Equals(WorkflowTheme.DefaultThemeFileExtension.Replace("*", ""), StringComparison.Ordinal))
loadedTheme = WorkflowTheme.Load(themePath);
}
}
}
catch
{
//We eat the exception
}
finally
{
if (loadedTheme == null)
{
if (themeType == ThemeType.UserDefined)
themeType = ThemeType.Default;
loadedTheme = CreateStandardTheme(themeType);
}
themeKey.Close();
}
}
return loadedTheme;
}
public static void SaveThemeSettingToRegistry()
{
RegistryKey themeKey = Registry.CurrentUser.CreateSubKey(WorkflowTheme.RegistryKeyPath);
if (themeKey != null)
{
try
{
themeKey.SetValue(WorkflowTheme.ThemeTypeKey, WorkflowTheme.CurrentTheme.themeType);
if (WorkflowTheme.CurrentTheme.themeType == ThemeType.UserDefined)
themeKey.SetValue(WorkflowTheme.ThemePathKey, WorkflowTheme.CurrentTheme.FilePath);
else
themeKey.SetValue(WorkflowTheme.ThemePathKey, String.Empty);
}
catch
{
//We eat the exception
}
finally
{
themeKey.Close();
}
}
}
public static WorkflowTheme CreateStandardTheme(ThemeType standardThemeType)
{
WorkflowTheme theme = null;
if (standardThemeType == ThemeType.Default)
{
theme = new WorkflowTheme();
theme.AmbientTheme.UseDefaultFont();
}
else if (standardThemeType == ThemeType.System)
{
theme = new WorkflowTheme();
theme.AmbientTheme.UseOperatingSystemSettings = true;
}
else
{
return null;
}
string[] standardThemeParams = StandardThemes[standardThemeType] as string[];
Debug.Assert(standardThemeParams != null);
if (standardThemeParams != null)
{
theme.Name = standardThemeParams[0];
theme.themeType = standardThemeType;
theme.Description = standardThemeParams[1];
theme.FilePath = LookupPath;
}
return theme;
}
public static IDictionary StandardThemes
{
get
{
//DO NOT CHANGE THE ORDER OF THE THEMES ADDED BELOW
Dictionary standardThemes = new Dictionary();
standardThemes.Add(ThemeType.Default, new string[] { DR.GetString(DR.DefaultTheme), DR.GetString(DR.DefaultThemeDescription) });
standardThemes.Add(ThemeType.System, new string[] { DR.GetString(DR.OSTheme), DR.GetString(DR.SystemThemeDescription) });
return standardThemes;
}
}
internal static void FireThemeChange()
{
if (WorkflowTheme.ThemeChanged != null)
WorkflowTheme.ThemeChanged(WorkflowTheme.currentTheme, EventArgs.Empty);
}
#endregion
#region Load/Save
public static WorkflowTheme Load(string themeFilePath)
{
DesignerSerializationManager serializationManager = new DesignerSerializationManager();
using (serializationManager.CreateSession())
return WorkflowTheme.Load(serializationManager, themeFilePath);
}
public static WorkflowTheme Load(IDesignerSerializationManager serializationManager, string themeFilePath)
{
if (serializationManager == null)
throw new ArgumentNullException("serializationManager");
WorkflowTheme theme = null;
if (themeFilePath != null && File.Exists(themeFilePath))
{
XmlReader xmlReader = XmlReader.Create(themeFilePath);
ThemeSerializationProvider themeSerializationProvider = new ThemeSerializationProvider();
try
{
serializationManager.AddSerializationProvider(themeSerializationProvider);
WorkflowMarkupSerializer xomlSerializer = new WorkflowMarkupSerializer();
theme = xomlSerializer.Deserialize(serializationManager, xmlReader) as WorkflowTheme;
}
finally
{
serializationManager.RemoveSerializationProvider(themeSerializationProvider);
xmlReader.Close();
}
if (theme != null)
theme.filePath = themeFilePath;
}
return theme;
}
public void Save(string themeFilePath)
{
if (themeFilePath == null || themeFilePath.Length == 0)
throw new ArgumentException(DR.GetString(DR.ThemePathNotValid), "themeFilePath");
DesignerSerializationManager dsManager = new DesignerSerializationManager();
using (dsManager.CreateSession())
{
WorkflowMarkupSerializationManager serializationManager = new WorkflowMarkupSerializationManager(dsManager);
XmlWriter streamWriter = null;
ThemeSerializationProvider themeSerializationProvider = new ThemeSerializationProvider();
try
{
string directory = Path.GetDirectoryName(themeFilePath);
if (directory.Length > 0 && !Directory.Exists(directory))
Directory.CreateDirectory(directory);
streamWriter = Helpers.CreateXmlWriter(themeFilePath);
serializationManager.AddSerializationProvider(themeSerializationProvider);
WorkflowMarkupSerializer xomlSerializer = new WorkflowMarkupSerializer();
xomlSerializer.Serialize(serializationManager, streamWriter, this);
}
finally
{
serializationManager.RemoveSerializationProvider(themeSerializationProvider);
if (streamWriter != null)
streamWriter.Close();
}
this.filePath = themeFilePath;
}
}
#endregion
#region a-la ICloneable Members
public WorkflowTheme Clone()
{
WorkflowTheme theme = null;
DesignerSerializationManager serializationManager = new DesignerSerializationManager();
using (serializationManager.CreateSession())
{
ThemeSerializationProvider themeSerializationProvider = new ThemeSerializationProvider();
StringWriter stringWriter = new StringWriter(new StringBuilder(), CultureInfo.InvariantCulture);
StringReader stringReader = null;
try
{
((IDesignerSerializationManager)serializationManager).AddSerializationProvider(themeSerializationProvider);
WorkflowMarkupSerializer xomlSerializer = new WorkflowMarkupSerializer();
using (XmlWriter xmlWriter = Helpers.CreateXmlWriter(stringWriter))
xomlSerializer.Serialize(serializationManager, xmlWriter, this);
stringReader = new StringReader(stringWriter.ToString());
using (XmlReader xmlReader = XmlReader.Create(stringReader))
theme = xomlSerializer.Deserialize(serializationManager, xmlReader) as WorkflowTheme;
}
finally
{
((IDesignerSerializationManager)serializationManager).RemoveSerializationProvider(themeSerializationProvider);
stringReader.Close();
stringWriter.Close();
}
}
if (theme != null)
{
theme.filePath = this.filePath;
//Now we go thru all the designer themes and call Initialize on them
foreach (DesignerTheme designerTheme in theme.DesignerThemes)
designerTheme.Initialize();
}
return theme;
}
#endregion
#region Public Properties and Methods
public string Name
{
get
{
return this.name;
}
set
{
if (ReadOnly)
throw new InvalidOperationException(DR.GetString(DR.ThemePropertyReadOnly));
this.name = value;
}
}
public string Version
{
get
{
return this.version;
}
set
{
if (ReadOnly)
throw new InvalidOperationException(DR.GetString(DR.ThemePropertyReadOnly));
this.version = value;
}
}
public string Description
{
get
{
return this.description;
}
set
{
if (ReadOnly)
throw new InvalidOperationException(DR.GetString(DR.ThemePropertyReadOnly));
this.description = value;
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
public string FilePath
{
get
{
return this.filePath;
}
set
{
if (ReadOnly)
throw new InvalidOperationException(DR.GetString(DR.ThemePropertyReadOnly));
this.filePath = value;
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
public string ContainingFileDirectory
{
get
{
string directory = String.Empty;
if (this.filePath.Length > 0)
{
try
{
directory = Path.GetDirectoryName(this.filePath) + Path.DirectorySeparatorChar;
}
catch
{
}
}
return directory;
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Content)]
public IList DesignerThemes
{
get
{
return this.designerThemes;
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
public AmbientTheme AmbientTheme
{
get
{
return GetTheme(typeof(WorkflowView)) as AmbientTheme;
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
public ActivityDesignerTheme GetDesignerTheme(ActivityDesigner designer)
{
if (designer == null)
throw new ArgumentNullException("designer");
return GetTheme(designer.GetType()) as ActivityDesignerTheme;
}
internal DesignerTheme GetTheme(Type designerType)
{
bool wasReadOnly = ReadOnly;
DesignerTheme designerTheme = (this.designerThemes.Contains(designerType.FullName)) ? this.designerThemes[designerType.FullName] : null;
try
{
ReadOnly = false;
if (designerTheme == null || (designerTheme.DesignerType != null && !designerType.Equals(designerTheme.DesignerType)))
{
//This means that the two types are not equal and hence we need to replace the theme
bool replaceTheme = (designerTheme != null);
AttributeCollection attributeCollection = TypeDescriptor.GetAttributes(designerType);
ActivityDesignerThemeAttribute themeAttrib = attributeCollection[typeof(ActivityDesignerThemeAttribute)] as ActivityDesignerThemeAttribute;
if (themeAttrib == null)
throw new InvalidOperationException(DR.GetString(DR.Error_ThemeAttributeMissing, designerType.FullName));
if (themeAttrib.DesignerThemeType == null)
throw new InvalidOperationException(DR.GetString(DR.Error_ThemeTypeMissing, designerType.FullName));
if (themeAttrib.Xml.Length > 0)
{
//First check if the theme initializer is obtained from resource as a manifest
Stream stream = designerType.Assembly.GetManifestResourceStream(designerType, themeAttrib.Xml);
if (stream == null)
stream = designerType.Assembly.GetManifestResourceStream(WorkflowTheme.ThemeResourceNS + themeAttrib.Xml);
//Check if the theme initializer is obtained from file
XmlReader textReader = (stream != null) ? XmlReader.Create(stream) : null;
if (textReader == null)
textReader = XmlReader.Create(new StringReader(themeAttrib.Xml));
if (textReader != null)
{
DesignerSerializationManager serializationManager = new DesignerSerializationManager();
using (serializationManager.CreateSession())
{
ThemeSerializationProvider themeSerializationProvider = new ThemeSerializationProvider();
try
{
((IDesignerSerializationManager)serializationManager).AddSerializationProvider(themeSerializationProvider);
((IDesignerSerializationManager)serializationManager).Context.Push(this);
WorkflowMarkupSerializer xomlSerializer = new WorkflowMarkupSerializer();
designerTheme = xomlSerializer.Deserialize(serializationManager, textReader) as DesignerTheme;
if (designerTheme != null && !themeAttrib.DesignerThemeType.IsAssignableFrom(designerTheme.GetType()))
{
((IDesignerSerializationManager)serializationManager).ReportError(new WorkflowMarkupSerializationException(DR.GetString(DR.ThemeTypesMismatch, new object[] { themeAttrib.DesignerThemeType.FullName, designerTheme.GetType().FullName })));
designerTheme = null;
}
if (serializationManager.Errors.Count > 0)
{
string errors = String.Empty;
foreach (object ex in serializationManager.Errors)
errors += ex.ToString() + @"\n";
Debug.WriteLine(errors);
}
}
finally
{
//In some cases the type resolution throws an exception when we try to create a illegal theme type,
//this is the reason we need to catch it and proceed further
((IDesignerSerializationManager)serializationManager).RemoveSerializationProvider(themeSerializationProvider);
textReader.Close();
}
}
}
}
if (designerTheme == null)
{
try
{
designerTheme = Activator.CreateInstance(themeAttrib.DesignerThemeType, new object[] { this }) as DesignerTheme;
}
catch
{
//If an exception is thrown here then surely we can not create designerTheme specified by the user so we create a default theme
//and give it to the user
designerTheme = new ActivityDesignerTheme(this);
}
}
designerTheme.DesignerType = designerType;
designerTheme.ApplyTo = designerType.FullName;
designerTheme.Initialize();
if (replaceTheme)
this.designerThemes.Remove(designerType.FullName);
this.designerThemes.Add(designerTheme);
}
if (designerTheme.DesignerType == null)
designerTheme.DesignerType = designerType;
}
finally
{
ReadOnly = wasReadOnly;
}
return designerTheme;
}
internal void AmbientPropertyChanged(AmbientProperty ambientProperty)
{
foreach (DesignerTheme theme in this.designerThemes)
{
bool oldReadOnly = this.ReadOnly;
this.ReadOnly = false;
theme.OnAmbientPropertyChanged(ambientProperty);
this.ReadOnly = oldReadOnly;
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
public ThemeType Type
{
get
{
return this.themeType;
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
public bool ReadOnly
{
get
{
return this.readOnly;
}
set
{
this.readOnly = value;
}
}
#endregion
#region Class ThemeCollection
private class ThemeCollection: KeyedCollection
{
protected override string GetKeyForItem(DesignerTheme item)
{
Debug.Assert(item.ApplyTo != null && item.ApplyTo.Length > 0);
return item.ApplyTo;
}
}
#endregion
}
#endregion
#region Class DesignerTheme
[DesignerSerializer(typeof(ThemeSerializer), typeof(WorkflowMarkupSerializer))]
[TypeConverter(typeof(ThemeTypeConverter))]
public abstract class DesignerTheme : IDisposable, IPropertyValueProvider
{
#region Members and Initialization
private WorkflowTheme workflowTheme = null;
private Type designerType = null;
private string designerTypeName = String.Empty;
protected DesignerTheme(WorkflowTheme theme)
{
this.workflowTheme = theme;
}
~DesignerTheme()
{
Dispose(false);
}
void IDisposable.Dispose()
{
Dispose(true);
GC.SuppressFinalize(this);
}
public virtual void Initialize()
{
}
protected virtual void Dispose(bool disposing)
{
}
#endregion
#region Properties and Methods
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
protected WorkflowTheme ContainingTheme
{
get
{
return this.workflowTheme;
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
public virtual Type DesignerType
{
get
{
return this.designerType;
}
set
{
if (ReadOnly)
throw new InvalidOperationException(DR.GetString(DR.ThemePropertyReadOnly));
this.designerType = value;
}
}
[Browsable(false)]
public virtual string ApplyTo
{
get
{
return this.designerTypeName;
}
set
{
if (ReadOnly)
throw new InvalidOperationException(DR.GetString(DR.ThemePropertyReadOnly));
this.designerTypeName = value;
}
}
public virtual void OnAmbientPropertyChanged(AmbientProperty ambientProperty)
{
}
[Browsable(false)]
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
public bool ReadOnly
{
get
{
if (this.workflowTheme != null)
return this.workflowTheme.ReadOnly;
else
return false;
}
internal set
{
if (this.workflowTheme != null)
this.workflowTheme.ReadOnly = value;
}
}
#endregion
#region IPropertyValueProvider Members
ICollection IPropertyValueProvider.GetPropertyValues(ITypeDescriptorContext context)
{
//You can filter the enum values here by using EnumFilterConverter
return GetPropertyValues(context);
}
internal virtual ICollection GetPropertyValues(ITypeDescriptorContext context)
{
//You can filter the enum values here by using EnumFilterConverter
return new object[] { };
}
#endregion
#region Class ThemeSerializer
private class ThemeSerializer : WorkflowMarkupSerializer
{
protected override object CreateInstance(WorkflowMarkupSerializationManager serializationManager, Type type)
{
if (typeof(DesignerTheme).IsAssignableFrom(type))
return Activator.CreateInstance(type, new object[] { serializationManager.Context[typeof(WorkflowTheme)] });
else
return base.CreateInstance(serializationManager, type);
}
}
#endregion
}
#endregion
#region Class ActivityDesignerTheme
public class ActivityDesignerTheme : DesignerTheme
{
#region Constants
private static readonly Size[] DesignerSizes = new Size[] { new Size(90, 40), new Size(130, 41), new Size(110, 50) };
private static readonly Size[] ImageSizes = new Size[] { new Size(16, 16), new Size(16, 16), new Size(24, 24) };
#endregion
#region Members and Initialization
//Public members
private string designerImagePath = String.Empty;
private Color foreColor = Color.Black;
private Color borderColor = Color.Black;
private DashStyle borderStyle = DashStyle.Solid;
private Color backColorStart = Color.White;
private Color backColorEnd = Color.Empty;
private LinearGradientMode backgroundStyle = LinearGradientMode.Horizontal;
//Temporary members
private Image designerImage;
private Pen foregroundPen;
private Pen borderPen;
private Brush foregroundBrush;
private Brush backgroundBrush;
private Rectangle backgroundBrushRect;
public ActivityDesignerTheme(WorkflowTheme theme)
: base(theme)
{
}
protected override void Dispose(bool disposing)
{
try
{
if (this.designerImage != null)
{
this.designerImage.Dispose();
this.designerImage = null;
}
if (this.foregroundPen != null)
{
this.foregroundPen.Dispose();
this.foregroundPen = null;
}
if (this.foregroundBrush != null)
{
this.foregroundBrush.Dispose();
this.foregroundBrush = null;
}
if (this.borderPen != null)
{
this.borderPen.Dispose();
this.borderPen = null;
}
if (this.backgroundBrush != null)
{
this.backgroundBrush.Dispose();
this.backgroundBrush = null;
}
}
finally
{
base.Dispose(disposing);
}
}
public override void Initialize()
{
base.Initialize();
if (ContainingTheme.AmbientTheme.UseOperatingSystemSettings)
ApplySystemColors();
}
#endregion
#region Publicly browsable Properties
[DispId(1)]
[SRDescription("ImageDesc", DR.ResourceSet)]
[SRCategory("ForegroundCategory", DR.ResourceSet)]
[Editor(typeof(ImageBrowserEditor), typeof(UITypeEditor))]
public virtual string DesignerImagePath
{
get
{
return this.designerImagePath;
}
set
{
if (ReadOnly)
throw new InvalidOperationException(DR.GetString(DR.ThemePropertyReadOnly));
if (value != null && value.Length > 0 && value.Contains(Path.DirectorySeparatorChar.ToString()) && Path.IsPathRooted(value))
{
value = DesignerHelpers.GetRelativePath(ContainingTheme.ContainingFileDirectory, value);
if (!DesignerHelpers.IsValidImageResource(this, ContainingTheme.ContainingFileDirectory, value))
throw new InvalidOperationException(DR.GetString(DR.Error_InvalidImageResource));
}
this.designerImagePath = value;
if (this.designerImage != null)
{
this.designerImage.Dispose();
this.designerImage = null;
}
}
}
[DispId(2)]
[SRDescription("ForeColorDesc", DR.ResourceSet)]
[SRCategory("ForegroundCategory", DR.ResourceSet)]
[Editor(typeof(ColorPickerEditor), typeof(UITypeEditor))]
[TypeConverter(typeof(ColorPickerConverter))]
public virtual Color ForeColor
{
get
{
return this.foreColor;
}
set
{
if (ReadOnly)
throw new InvalidOperationException(DR.GetString(DR.ThemePropertyReadOnly));
this.foreColor = value;
if (this.foregroundPen != null)
{
this.foregroundPen.Dispose();
this.foregroundPen = null;
}
if (this.foregroundBrush != null)
{
this.foregroundBrush.Dispose();
this.foregroundBrush = null;
}
}
}
[DispId(3)]
[SRDescription("BorderColorDesc", DR.ResourceSet)]
[SRCategory("ForegroundCategory", DR.ResourceSet)]
[Editor(typeof(ColorPickerEditor), typeof(UITypeEditor))]
[TypeConverter(typeof(ColorPickerConverter))]
public virtual Color BorderColor
{
get
{
return this.borderColor;
}
set
{
if (ReadOnly)
throw new InvalidOperationException(DR.GetString(DR.ThemePropertyReadOnly));
this.borderColor = value;
if (this.borderPen != null)
{
this.borderPen.Dispose();
this.borderPen = null;
}
}
}
[DispId(4)]
[SRDescription("BorderStyleDesc", DR.ResourceSet)]
[SRCategory("ForegroundCategory", DR.ResourceSet)]
[TypeConverter(typeof(FilteredEnumConverter))]
public virtual DashStyle BorderStyle
{
get
{
return this.borderStyle;
}
set
{
if (ReadOnly)
throw new InvalidOperationException(DR.GetString(DR.ThemePropertyReadOnly));
if (value == DashStyle.Custom)
throw new Exception(DR.GetString(DR.CustomStyleNotSupported));
this.borderStyle = value;
if (this.borderPen != null)
{
this.borderPen.Dispose();
this.borderPen = null;
}
}
}
[DispId(5)]
[SRDescription("BackColorStartDesc", DR.ResourceSet)]
[SRCategory("BackgroundCategory", DR.ResourceSet)]
[Editor(typeof(ColorPickerEditor), typeof(UITypeEditor))]
[TypeConverter(typeof(ColorPickerConverter))]
public virtual Color BackColorStart
{
get
{
return this.backColorStart;
}
set
{
if (ReadOnly)
throw new InvalidOperationException(DR.GetString(DR.ThemePropertyReadOnly));
this.backColorStart = value;
if (this.backgroundBrush != null)
{
this.backgroundBrush.Dispose();
this.backgroundBrush = null;
}
}
}
[DispId(6)]
[SRDescription("BackColorEndDesc", DR.ResourceSet)]
[SRCategory("BackgroundCategory", DR.ResourceSet)]
[Editor(typeof(ColorPickerEditor), typeof(UITypeEditor))]
[TypeConverter(typeof(ColorPickerConverter))]
public virtual Color BackColorEnd
{
get
{
return this.backColorEnd;
}
set
{
if (ReadOnly)
throw new InvalidOperationException(DR.GetString(DR.ThemePropertyReadOnly));
this.backColorEnd = value;
if (this.backgroundBrush != null)
{
this.backgroundBrush.Dispose();
this.backgroundBrush = null;
}
}
}
[DispId(7)]
[SRDescription("BackgroundStyleDesc", DR.ResourceSet)]
[SRCategory("BackgroundCategory", DR.ResourceSet)]
public virtual LinearGradientMode BackgroundStyle
{
get
{
return this.backgroundStyle;
}
set
{
if (ReadOnly)
throw new InvalidOperationException(DR.GetString(DR.ThemePropertyReadOnly));
this.backgroundStyle = value;
if (this.backgroundBrush != null)
{
this.backgroundBrush.Dispose();
this.backgroundBrush = null;
}
}
}
#endregion
#region Helper Properties
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
public Pen ForegroundPen
{
get
{
if (this.foregroundPen == null)
this.foregroundPen = new Pen(this.foreColor, BorderWidth);
return this.foregroundPen;
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
public Brush ForegroundBrush
{
get
{
if (this.foregroundBrush == null)
this.foregroundBrush = new SolidBrush(this.foreColor);
return this.foregroundBrush;
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
public Pen BorderPen
{
get
{
if (this.borderPen == null)
{
this.borderPen = new Pen(this.borderColor, BorderWidth);
this.borderPen.DashStyle = this.borderStyle;
}
return this.borderPen;
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
public Brush GetBackgroundBrush(Rectangle rectangle)
{
if (this.backgroundBrush == null || this.backgroundBrushRect != rectangle)
{
if (this.backgroundBrush != null)
this.backgroundBrush.Dispose();
this.backgroundBrushRect = rectangle;
if (this.backColorStart == this.backColorEnd)
this.backgroundBrush = new SolidBrush(this.backColorStart);
else
this.backgroundBrush = new LinearGradientBrush(this.backgroundBrushRect, this.backColorStart, this.backColorEnd, this.backgroundStyle);
}
return this.backgroundBrush;
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
public Size Size
{
get
{
return ActivityDesignerTheme.DesignerSizes[(int)ContainingTheme.AmbientTheme.DesignerSize];
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
public DesignerGeometry DesignerGeometry
{
get
{
if (ContainingTheme.AmbientTheme.DrawRounded)
return DesignerGeometry.RoundedRectangle;
else
return DesignerGeometry.Rectangle;
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
public Image DesignerImage
{
get
{
if (this.designerImage == null && this.designerImagePath.Length > 0)
this.designerImage = DesignerHelpers.GetImageFromPath(this, ContainingTheme.ContainingFileDirectory, this.designerImagePath);
return this.designerImage;
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
public Size ImageSize
{
get
{
return ActivityDesignerTheme.ImageSizes[(int)ContainingTheme.AmbientTheme.DesignerSize];
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
public Font Font
{
get
{
return ContainingTheme.AmbientTheme.Font;
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
public Font BoldFont
{
get
{
return ContainingTheme.AmbientTheme.BoldFont;
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
public int BorderWidth
{
get
{
return ContainingTheme.AmbientTheme.BorderWidth;
}
}
public override void OnAmbientPropertyChanged(AmbientProperty ambientProperty)
{
if (ambientProperty == AmbientProperty.DesignerSize)
{
ForeColor = this.foreColor;
BorderColor = this.borderColor;
}
else if (ambientProperty == AmbientProperty.OperatingSystemSetting)
{
ApplySystemColors();
}
}
private void ApplySystemColors()
{
ForeColor = SystemColors.ControlText;
BorderColor = SystemColors.ControlDark;
BackColorStart = SystemColors.Control;
BackColorEnd = SystemColors.ControlLight;
}
#endregion
#region IPropertyValueProvider Implementation
internal override ICollection GetPropertyValues(ITypeDescriptorContext context)
{
object[] values = new object[]{};
if (string.Equals(context.PropertyDescriptor.Name, "BorderStyle", StringComparison.Ordinal))
values = new object[] { DashStyle.Solid, DashStyle.Dash, DashStyle.DashDot, DashStyle.DashDotDot, DashStyle.Dot };
return values;
}
#endregion
}
#endregion
#region Class CompositeDesignerTheme
public class CompositeDesignerTheme : ActivityDesignerTheme
{
#region Static Members
internal static readonly Pen ExpandButtonForegoundPen = new Pen(Color.Black, 1);
internal static readonly Pen ExpandButtonBorderPen = new Pen(Color.FromArgb(123, 154, 181), 1);
private static readonly Size[] ExpandButtonSizes = new Size[] { new Size(8, 8), new Size(8, 8), new Size(12, 12) };
private static readonly Size[] ConnectorSizes = new Size[] { new Size(15, 30), new Size(15, 19), new Size(25, 50) };
#endregion
#region Members and Constructor
//Members
private DesignerContentAlignment watermar----gnment = DesignerContentAlignment.BottomRight;
private string watermarkImagePath = String.Empty;
private bool dropShadow = false;
private LineAnchor startCap = LineAnchor.None;
private LineAnchor endCap = LineAnchor.ArrowAnchor;
//Temporary variables
private Brush expandButtonBackBrush;
private Rectangle expandButtonRectangle = Rectangle.Empty;
private Image watermarkImage;
public CompositeDesignerTheme(WorkflowTheme theme)
: base(theme)
{
}
protected override void Dispose(bool disposing)
{
try
{
if (this.expandButtonBackBrush != null)
{
this.expandButtonBackBrush.Dispose();
this.expandButtonBackBrush = null;
}
if (this.watermarkImage != null)
{
this.watermarkImage.Dispose();
this.watermarkImage = null;
}
}
finally
{
base.Dispose(disposing);
}
}
public override void Initialize()
{
base.Initialize();
if (ContainingTheme.AmbientTheme.UseOperatingSystemSettings)
ApplySystemColors();
}
#endregion
#region Publicly browsable Properties
[DispId(8)]
[SRDescription("WatermarkDesc", DR.ResourceSet)]
[SRCategory("BackgroundCategory", DR.ResourceSet)]
[Editor(typeof(ImageBrowserEditor), typeof(UITypeEditor))]
public virtual string WatermarkImagePath
{
get
{
return this.watermarkImagePath;
}
set
{
if (ReadOnly)
throw new InvalidOperationException(DR.GetString(DR.ThemePropertyReadOnly));
if (!String.IsNullOrEmpty(value) && value.Contains(Path.DirectorySeparatorChar.ToString()) && Path.IsPathRooted(value))
{
value = DesignerHelpers.GetRelativePath(ContainingTheme.ContainingFileDirectory, value);
if (!DesignerHelpers.IsValidImageResource(this, ContainingTheme.ContainingFileDirectory, value))
throw new InvalidOperationException(DR.GetString(DR.Error_InvalidImageResource));
}
this.watermarkImagePath = value;
if (this.watermarkImage != null)
{
this.watermarkImage.Dispose();
this.watermarkImage = null;
}
}
}
[DispId(9)]
[DefaultValue(DesignerContentAlignment.BottomRight)]
[SRDescription("Watermar----gnmentDesc", DR.ResourceSet)]
[SRCategory("BackgroundCategory", DR.ResourceSet)]
public virtual DesignerContentAlignment Watermar----gnment
{
get
{
return this.watermar----gnment;
}
set
{
if (ReadOnly)
throw new InvalidOperationException(DR.GetString(DR.ThemePropertyReadOnly));
this.watermar----gnment = value;
}
}
[DefaultValue(false)]
[DispId(10)]
[SRDescription("DropShadowDesc", DR.ResourceSet)]
[SRCategory("BackgroundCategory", DR.ResourceSet)]
public virtual bool ShowDropShadow
{
get
{
return this.dropShadow;
}
set
{
if (ReadOnly)
throw new InvalidOperationException(DR.GetString(DR.ThemePropertyReadOnly));
this.dropShadow = value;
}
}
[DefaultValue(LineAnchor.None)]
[DispId(11)]
[SRDescription("ConnectorStartCapDesc", DR.ResourceSet)]
[SRCategory("ForegroundCategory", DR.ResourceSet)]
public virtual LineAnchor ConnectorStartCap
{
get
{
return this.startCap;
}
set
{
if (ReadOnly)
throw new InvalidOperationException(DR.GetString(DR.ThemePropertyReadOnly));
this.startCap = value;
}
}
[DefaultValue(LineAnchor.ArrowAnchor)]
[DispId(12)]
[SRDescription("ConnectorEndCapDesc", DR.ResourceSet)]
[SRCategory("ForegroundCategory", DR.ResourceSet)]
public virtual LineAnchor ConnectorEndCap
{
get
{
return this.endCap;
}
set
{
if (ReadOnly)
throw new InvalidOperationException(DR.GetString(DR.ThemePropertyReadOnly));
this.endCap = value;
}
}
#endregion
#region Helper Methods
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
public virtual Size ConnectorSize
{
get
{
if (DesignerType != null && typeof(FreeformActivityDesigner).IsAssignableFrom(DesignerType))
{
int connectorSize = CompositeDesignerTheme.ConnectorSizes[(int)ContainingTheme.AmbientTheme.DesignerSize].Height;
return new Size(connectorSize, connectorSize);
}
else
{
return CompositeDesignerTheme.ConnectorSizes[(int)ContainingTheme.AmbientTheme.DesignerSize];
}
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
public virtual Size ExpandButtonSize
{
get
{
return CompositeDesignerTheme.ExpandButtonSizes[(int)ContainingTheme.AmbientTheme.DesignerSize];
}
}
public Brush GetExpandButtonBackgroundBrush(Rectangle rectangle)
{
if (this.expandButtonBackBrush == null || this.expandButtonRectangle != rectangle)
{
if (this.expandButtonBackBrush != null)
this.expandButtonBackBrush.Dispose();
this.expandButtonRectangle = rectangle;
this.expandButtonBackBrush = new LinearGradientBrush(this.expandButtonRectangle, Color.White, Color.FromArgb(173, 170, 156), LinearGradientMode.ForwardDiagonal);
}
return this.expandButtonBackBrush;
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
public Image WatermarkImage
{
get
{
if (this.watermarkImage == null && this.watermarkImagePath.Length > 0)
this.watermarkImage = DesignerHelpers.GetImageFromPath(this, ContainingTheme.ContainingFileDirectory, this.watermarkImagePath);
return this.watermarkImage;
}
}
public override void OnAmbientPropertyChanged(AmbientProperty ambientProperty)
{
base.OnAmbientPropertyChanged(ambientProperty);
if (ambientProperty == AmbientProperty.OperatingSystemSetting)
ApplySystemColors();
}
private void ApplySystemColors()
{
//the root designers should be transparent...
BackColorStart = Color.Empty;
BackColorEnd = Color.Empty;
}
#endregion
}
#endregion
#region Class ActivityPreviewDesignerTheme
public class ActivityPreviewDesignerTheme: CompositeDesignerTheme
{
#region Static Members
internal static readonly Bitmap LeftScrollImage = DR.GetImage(DR.MoveLeft) as Bitmap;
internal static readonly Bitmap LeftScrollImageUp = DR.GetImage(DR.MoveLeftUp) as Bitmap;
internal static readonly Bitmap RightScrollImage = DR.GetImage(DR.MoveRight) as Bitmap;
internal static readonly Bitmap RightScrollImageUp = DR.GetImage(DR.MoveRightUp) as Bitmap;
internal static readonly Bitmap PreviewButtonImage = DR.GetImage(DR.PreviewModeIcon) as Bitmap;
internal static readonly Bitmap EditButtonImage = DR.GetImage(DR.EditModeIcon) as Bitmap;
internal static readonly Bitmap PreviewImage = DR.GetImage(DR.PreviewIndicator) as Bitmap;
private static readonly Size[] ItemSizes = new Size[] { new Size(20, 20), new Size(20, 20), new Size(30, 30) };
private static readonly Size[] PreviewButtonSizes = new Size[] { new Size(16, 16), new Size(16, 16), new Size(20, 20) };
private static readonly Size[] PreviewWindowSizes = new Size[] { new Size(172, 120), new Size(172, 120), new Size(212, 160) };
private const int DefaultItemCount = 5;
#endregion
#region Members
private Color previewForeColor = Color.WhiteSmoke;
private Color previewBackColor = Color.White;
private Color previewBorderColor = Color.Gray;
//Temporary members
private Brush previewForegroundBrush;
private Brush previewBackgroundBrush;
private Pen previewBorderPen;
public ActivityPreviewDesignerTheme(WorkflowTheme theme)
: base(theme)
{
}
protected override void Dispose(bool disposing)
{
try
{
if (this.previewForegroundBrush != null)
{
this.previewForegroundBrush.Dispose();
this.previewForegroundBrush = null;
}
if (this.previewBackgroundBrush != null)
{
this.previewBackgroundBrush.Dispose();
this.previewBackgroundBrush = null;
}
if (this.previewBorderPen != null)
{
this.previewBorderPen.Dispose();
this.previewBorderPen = null;
}
}
finally
{
base.Dispose(disposing);
}
}
public override void Initialize()
{
base.Initialize();
if (ContainingTheme.AmbientTheme.UseOperatingSystemSettings)
ApplySystemColors();
}
#endregion
#region Publicly browsable Properties
[DispId(13)]
[SRDescription("PreviewForeColorDesc", DR.ResourceSet)]
[SRCategory("ForegroundCategory", DR.ResourceSet)]
[Editor(typeof(ColorPickerEditor), typeof(UITypeEditor))]
[TypeConverter(typeof(ColorPickerConverter))]
public Color PreviewForeColor
{
get
{
return this.previewForeColor;
}
set
{
if (ReadOnly)
throw new InvalidOperationException(DR.GetString(DR.ThemePropertyReadOnly));
this.previewForeColor = value;
if (this.previewForegroundBrush != null)
{
this.previewForegroundBrush.Dispose();
this.previewForegroundBrush = null;
}
}
}
[DispId(14)]
[SRDescription("PreviewBackColorDesc", DR.ResourceSet)]
[SRCategory("BackgroundCategory", DR.ResourceSet)]
[Editor(typeof(ColorPickerEditor), typeof(UITypeEditor))]
[TypeConverter(typeof(ColorPickerConverter))]
public Color PreviewBackColor
{
get
{
return this.previewBackColor;
}
set
{
if (ReadOnly)
throw new InvalidOperationException(DR.GetString(DR.ThemePropertyReadOnly));
this.previewBackColor = value;
if (this.previewBackgroundBrush != null)
{
this.previewBackgroundBrush.Dispose();
this.previewBackgroundBrush = null;
}
}
}
[DispId(15)]
[SRDescription("PreviewBorderColorDesc", DR.ResourceSet)]
[SRCategory("ForegroundCategory", DR.ResourceSet)]
[Editor(typeof(ColorPickerEditor), typeof(UITypeEditor))]
[TypeConverter(typeof(ColorPickerConverter))]
public Color PreviewBorderColor
{
get
{
return this.previewBorderColor;
}
set
{
if (ReadOnly)
throw new InvalidOperationException(DR.GetString(DR.ThemePropertyReadOnly));
this.previewBorderColor = value;
if (this.previewBorderPen != null)
{
this.previewBorderPen.Dispose();
this.previewBorderPen = null;
}
}
}
#endregion
#region Helper Properties
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
internal Size PreviewItemSize
{
get
{
return ActivityPreviewDesignerTheme.ItemSizes[(int)ContainingTheme.AmbientTheme.DesignerSize];
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
internal int PreviewItemCount
{
get
{
return ActivityPreviewDesignerTheme.DefaultItemCount;
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
internal Size PreviewWindowSize
{
get
{
return ActivityPreviewDesignerTheme.PreviewWindowSizes[(int)ContainingTheme.AmbientTheme.DesignerSize];
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
internal Size PreviewButtonSize
{
get
{
return ActivityPreviewDesignerTheme.PreviewButtonSizes[(int)ContainingTheme.AmbientTheme.DesignerSize];
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
internal Pen PreviewBorderPen
{
get
{
if (this.previewBorderPen == null)
this.previewBorderPen = new Pen(this.previewBorderColor, BorderWidth);
return this.previewBorderPen;
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
internal Brush PreviewForegroundBrush
{
get
{
if (this.previewForegroundBrush == null)
this.previewForegroundBrush = new SolidBrush(this.previewForeColor);
return this.previewForegroundBrush;
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
internal Brush PreviewBackgroundBrush
{
get
{
if (this.previewBackgroundBrush == null)
this.previewBackgroundBrush = new SolidBrush(this.previewBackColor);
return this.previewBackgroundBrush;
}
}
public override void OnAmbientPropertyChanged(AmbientProperty ambientProperty)
{
base.OnAmbientPropertyChanged(ambientProperty);
if (ambientProperty == AmbientProperty.DesignerSize)
PreviewBorderColor = this.previewBorderColor;
else if (ambientProperty == AmbientProperty.OperatingSystemSetting)
ApplySystemColors();
}
private void ApplySystemColors()
{
PreviewForeColor = SystemColors.ButtonFace;
PreviewBackColor = SystemColors.Window;
PreviewBorderColor = SystemColors.ControlDarkDark;
BorderColor = SystemColors.ControlDarkDark;
}
#endregion
}
#endregion
#region Class AmbientTheme
public class AmbientTheme : DesignerTheme
{
#region Constants which wont change
internal const float WatermarkTransparency = 0.25f;
internal const int ArcDiameter = 8;
internal const int DropShadowWidth = 4;
internal static Color TransparentColor = Color.FromArgb(255, 0, 255);
internal static readonly Image ConfigErrorImage = DR.GetImage(DR.ConfigError);
internal static readonly Image ScrollIndicatorImage = DR.GetImage(DR.ArrowLeft);
internal static readonly Image DropIndicatorImage = DR.GetImage(DR.DropShapeShort);
internal static readonly Image LockImage = DR.GetImage(DR.PreviewIndicator);
internal static readonly Image ReadOnlyImage = DR.GetImage(DR.ReadOnly);
internal static readonly Pen SmartTagBorderPen = new Pen(Color.Black, 1);
internal static readonly Pen MagnifierPen = new Pen(Color.Black, 2);
internal static readonly Pen WorkflowBorderPen = new Pen(Color.FromArgb(127, 157, 185), 1);
internal static readonly Brush WorkspaceBackgroundBrush = new SolidBrush(Color.FromArgb(234, 234, 236));
internal static readonly Brush FadeBrush = new SolidBrush(Color.FromArgb(120, 255, 255, 255));
internal static readonly Brush DisabledBrush = new SolidBrush(Color.FromArgb(40, Color.Gray));
internal static readonly Brush PageShadowBrush = new SolidBrush(Color.FromArgb(75, 75, 75));
internal const float ScrollIndicatorTransparency = 0.7f;
internal static readonly Size DragImageMargins = new Size(4, 4);
internal static readonly Size DragImageTextSize = new Size(100, 60);
internal static readonly Size DragImageIconSize = new Size(16, 16);
internal const int MinZoom = 10;
internal const int MaxZoom = 400;
internal const int ScrollUnit = 25;
internal const int MinShadowDepth = 0;
internal const int MaxShadowDepth = 8;
private static float[] fontSizes = null;
private static readonly Size[] GridSizes = new Size[] { new Size(30, 30), new Size(40, 40), new Size(60, 60) };
private static readonly Size[] MarginSizes = new Size[] { new Size(2, 2), new Size(4, 4), new Size(6, 6) };
private static readonly Size[] SelectionSizes = new Size[] { new Size(2, 2), new Size(4, 4), new Size(6, 6) };
private static readonly Size[] GlyphSizes = new Size[] { new Size(10, 10), new Size(14, 14), new Size(18, 18) };
private static readonly Size[] ScrollIndicatorSizes = new Size[] { new Size(24, 24), new Size(32, 32), new Size(40, 40) };
private static readonly Size[] DropIndicatorSizes = new Size[] { new Size(8, 8), new Size(12, 12), new Size(16, 16) };
private static readonly Size[] MagnifierSizes = new Size[] { new Size(50, 50), new Size(100, 100), new Size(150, 150) };
private static readonly int[] BorderWidths = new int[] { 1, 1, 3 };
private const int DefaultShadowDepth = 6;
#endregion
private static float[] FontSizes
{
get
{
if (fontSizes == null)
fontSizes = new float[] { WorkflowTheme.GetDefaultFont().SizeInPoints - 2.0f, WorkflowTheme.GetDefaultFont().SizeInPoints, WorkflowTheme.GetDefaultFont().SizeInPoints + 2.0f };
return fontSizes;
}
}
#region Members
//General category
private bool useOperatingSystemSettings = false;
private bool showConfigErrors = true;
private bool drawShadow = false;
//Advanced
private bool drawGrayscale = false;
private Color dropIndicatorColor = Color.Green;
private Color selectionForeColor = Color.Blue;
private Color selectionPatternColor = Color.DarkGray;
private Color foreColor = Color.Gray;
private Color backColor = Color.White;
private Color commentIndicatorColor = Color.FromArgb(49, 198, 105);
private Color readonlyIndicatorColor = Color.Gray;
private DesignerContentAlignment watermar----gnment = DesignerContentAlignment.BottomRight;
private string watermarkImagePath = String.Empty;
private bool useDefaultFont = false;
//Grid
private bool showGrid = false;
private DashStyle gridStyle = DashStyle.Dash;
private Color gridColor = Color.FromArgb(192, 192, 192);
//Font
private string fontName = WorkflowTheme.GetDefaultFont().FontFamily.Name;
private TextQuality textQuality = TextQuality.Aliased;
//Designer
private DesignerSize designerStyle = DesignerSize.Medium;
private bool drawRounded = true;
private bool showDesignerBorder = true;
#endregion
#region Resource Members
private Font font;
private Font boldFont;
private Pen foregroundPen;
private Pen selectionForegroundPen;
private Pen selectionPatternPen;
private Pen majorGridPen;
private Pen minorGridPen;
private Pen dropIndicatorPen;
private Pen commentIndicatorPen;
private Brush backgroundBrush;
private Brush foregroundBrush;
private Brush selectionForegroundBrush;
private Brush dropIndicatorBrush;
private Brush commentIndicatorBrush;
private Brush readonlyIndicatorBrush;
private Brush majorGridBrush;
private Brush minorGridBrush;
private Image watermarkImage;
#endregion
public AmbientTheme(WorkflowTheme theme)
: base(theme)
{
}
protected override void Dispose(bool disposing)
{
try
{
//We stop listening to OS setting events
UseOperatingSystemSettings = false;
if (this.font != null)
{
this.font.Dispose();
this.font = null;
}
if (this.boldFont != null)
{
this.boldFont.Dispose();
this.boldFont = null;
}
if (this.watermarkImage != null)
{
this.watermarkImage.Dispose();
this.watermarkImage = null;
}
if (this.foregroundPen != null)
{
this.foregroundPen.Dispose();
this.foregroundPen = null;
}
if (this.foregroundBrush != null)
{
this.foregroundBrush.Dispose();
this.foregroundBrush = null;
}
if (this.backgroundBrush != null)
{
this.backgroundBrush.Dispose();
this.backgroundBrush = null;
}
if (this.dropIndicatorPen != null)
{
this.dropIndicatorPen.Dispose();
this.dropIndicatorPen = null;
}
if (this.selectionPatternPen != null)
{
this.selectionPatternPen.Dispose();
this.selectionPatternPen = null;
}
if (this.selectionForegroundPen != null)
{
this.selectionForegroundPen.Dispose();
this.selectionForegroundPen = null;
}
if (this.majorGridPen != null)
{
this.majorGridPen.Dispose();
this.majorGridPen = null;
}
if (this.majorGridBrush != null)
{
this.majorGridBrush.Dispose();
this.majorGridBrush = null;
}
if (this.minorGridPen != null)
{
this.minorGridPen.Dispose();
this.minorGridPen = null;
}
if (this.minorGridBrush != null)
{
this.minorGridBrush.Dispose();
this.minorGridBrush = null;
}
if (this.commentIndicatorPen != null)
{
this.commentIndicatorPen.Dispose();
this.commentIndicatorPen = null;
}
if (this.commentIndicatorBrush != null)
{
this.commentIndicatorBrush.Dispose();
this.commentIndicatorBrush = null;
}
if (this.readonlyIndicatorBrush != null)
{
this.readonlyIndicatorBrush.Dispose();
this.readonlyIndicatorBrush = null;
}
if (this.dropIndicatorBrush != null)
{
this.dropIndicatorBrush.Dispose();
this.dropIndicatorBrush = null;
}
if (this.selectionForegroundBrush != null)
{
this.selectionForegroundBrush.Dispose();
this.selectionForegroundBrush = null;
}
}
finally
{
base.Dispose(disposing);
}
}
public override void Initialize()
{
base.Initialize();
if (this.useOperatingSystemSettings)
ApplySystemColors();
}
#region Publicly browsable Properties
#region General Properties
[Browsable(false)]
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
public virtual bool UseOperatingSystemSettings
{
get
{
return this.useOperatingSystemSettings;
}
internal set
{
this.useOperatingSystemSettings = value;
if (this.useOperatingSystemSettings)
{
SystemEvents.UserPreferenceChanged += new UserPreferenceChangedEventHandler(OnOperatingSystemSettingsChanged);
OnOperatingSystemSettingsChanged(this, new UserPreferenceChangedEventArgs(UserPreferenceCategory.Color));
}
else
{
SystemEvents.UserPreferenceChanged -= new UserPreferenceChangedEventHandler(OnOperatingSystemSettingsChanged);
}
}
}
[DispId(1)]
[SRDescription("FontDesc", DR.ResourceSet)]
[SRCategory("WorkflowAppearanceCategory", DR.ResourceSet)]
[TypeConverter(typeof(FontFamilyConverter))]
public virtual string FontName
{
get
{
return this.fontName;
}
set
{
if (ReadOnly)
throw new InvalidOperationException(DR.GetString(DR.ThemePropertyReadOnly));
if (value == null || value.Length == 0)
throw new Exception(DR.GetString(DR.EmptyFontFamilyNotSupported));
try
{
Font font = new Font(value, FontSize);
if (font != null)
font.Dispose();
}
catch (Exception e)
{
throw new Exception(DR.GetString(DR.FontFamilyNotSupported, value), e);
}
this.fontName = value;
if (this.font != null)
{
this.font.Dispose();
this.font = null;
}
if (this.boldFont != null)
{
this.boldFont.Dispose();
this.boldFont = null;
}
}
}
[DefaultValue(TextQuality.Aliased)]
[DispId(2)]
[SRDescription("TextQualityDesc", DR.ResourceSet)]
[SRCategory("WorkflowAppearanceCategory", DR.ResourceSet)]
public virtual TextQuality TextQuality
{
get
{
return this.textQuality;
}
set
{
if (ReadOnly)
throw new InvalidOperationException(DR.GetString(DR.ThemePropertyReadOnly));
this.textQuality = value;
}
}
[DispId(3)]
[DefaultValue(true)]
[SRDescription("ShowConfigErrorDesc", DR.ResourceSet)]
[SRCategory("WorkflowAppearanceCategory", DR.ResourceSet)]
public virtual bool ShowConfigErrors
{
get
{
return this.showConfigErrors;
}
set
{
if (ReadOnly)
throw new InvalidOperationException(DR.GetString(DR.ThemePropertyReadOnly));
this.showConfigErrors = value;
}
}
[DefaultValue(false)]
[DispId(6)]
[SRDescription("GrayscaleWorkflowDesc", DR.ResourceSet)]
[SRCategory("WorkflowAppearanceCategory", DR.ResourceSet)]
public virtual bool DrawGrayscale
{
get
{
return this.drawGrayscale;
}
set
{
if (ReadOnly)
throw new InvalidOperationException(DR.GetString(DR.ThemePropertyReadOnly));
this.drawGrayscale = value;
}
}
#endregion
#region Workflow Foreground Properties
[DispId(7)]
[SRDescription("DropHiliteDesc", DR.ResourceSet)]
[SRCategory("ForegroundCategory", DR.ResourceSet)]
[Editor(typeof(ColorPickerEditor), typeof(UITypeEditor))]
[TypeConverter(typeof(ColorPickerConverter))]
public virtual Color DropIndicatorColor
{
get
{
return this.dropIndicatorColor;
}
set
{
if (ReadOnly)
throw new InvalidOperationException(DR.GetString(DR.ThemePropertyReadOnly));
this.dropIndicatorColor = value;
if (this.dropIndicatorPen != null)
{
this.dropIndicatorPen.Dispose();
this.dropIndicatorPen = null;
}
if (this.dropIndicatorBrush != null)
{
this.dropIndicatorBrush.Dispose();
this.dropIndicatorBrush = null;
}
}
}
[DispId(8)]
[SRDescription("SelectionForegroundDesc", DR.ResourceSet)]
[SRCategory("ForegroundCategory", DR.ResourceSet)]
[Editor(typeof(ColorPickerEditor), typeof(UITypeEditor))]
[TypeConverter(typeof(ColorPickerConverter))]
public virtual Color SelectionForeColor
{
get
{
return this.selectionForeColor;
}
set
{
if (ReadOnly)
throw new InvalidOperationException(DR.GetString(DR.ThemePropertyReadOnly));
this.selectionForeColor = value;
if (this.selectionForegroundPen != null)
{
this.selectionForegroundPen.Dispose();
this.selectionForegroundPen = null;
}
if (this.selectionForegroundBrush != null)
{
this.selectionForegroundBrush.Dispose();
this.selectionForegroundBrush = null;
}
}
}
[DispId(9)]
[SRDescription("SelectionPatternDesc", DR.ResourceSet)]
[SRCategory("ForegroundCategory", DR.ResourceSet)]
[Editor(typeof(ColorPickerEditor), typeof(UITypeEditor))]
[TypeConverter(typeof(ColorPickerConverter))]
public virtual Color SelectionPatternColor
{
get
{
return this.selectionPatternColor;
}
set
{
if (ReadOnly)
throw new InvalidOperationException(DR.GetString(DR.ThemePropertyReadOnly));
this.selectionPatternColor = value;
if (this.selectionPatternPen != null)
{
this.selectionPatternPen.Dispose();
this.selectionPatternPen = null;
}
}
}
[DispId(10)]
[SRDescription("WorkflowForegroundDesc", DR.ResourceSet)]
[SRCategory("ForegroundCategory", DR.ResourceSet)]
[Editor(typeof(ColorPickerEditor), typeof(UITypeEditor))]
[TypeConverter(typeof(ColorPickerConverter))]
public virtual Color ForeColor
{
get
{
return this.foreColor;
}
set
{
if (ReadOnly)
throw new InvalidOperationException(DR.GetString(DR.ThemePropertyReadOnly));
this.foreColor = value;
if (this.foregroundPen != null)
{
this.foregroundPen.Dispose();
this.foregroundPen = null;
}
if (this.foregroundBrush != null)
{
this.foregroundBrush.Dispose();
this.foregroundBrush = null;
}
}
}
[DispId(11)]
[SRDescription("CommentColorDesc", DR.ResourceSet)]
[SRCategory("ForegroundCategory", DR.ResourceSet)]
[Editor(typeof(ColorPickerEditor), typeof(UITypeEditor))]
[TypeConverter(typeof(ColorPickerConverter))]
public virtual Color CommentIndicatorColor
{
get
{
return this.commentIndicatorColor;
}
set
{
if (ReadOnly)
throw new InvalidOperationException(DR.GetString(DR.ThemePropertyReadOnly));
this.commentIndicatorColor = value;
if (this.commentIndicatorPen != null)
{
this.commentIndicatorPen.Dispose();
this.commentIndicatorPen = null;
}
if (this.commentIndicatorBrush != null)
{
this.commentIndicatorBrush.Dispose();
this.commentIndicatorBrush = null;
}
}
}
[DispId(12)]
[SRDescription("LockColorDesc", DR.ResourceSet)]
[SRCategory("ForegroundCategory", DR.ResourceSet)]
[Editor(typeof(ColorPickerEditor), typeof(UITypeEditor))]
[TypeConverter(typeof(ColorPickerConverter))]
public virtual Color ReadonlyIndicatorColor
{
get
{
return this.readonlyIndicatorColor;
}
set
{
if (ReadOnly)
throw new InvalidOperationException(DR.GetString(DR.ThemePropertyReadOnly));
this.readonlyIndicatorColor = value;
if (this.readonlyIndicatorBrush != null)
{
this.readonlyIndicatorBrush.Dispose();
this.readonlyIndicatorBrush = null;
}
}
}
#endregion
#region Workflow Background Properties
[DispId(13)]
[SRDescription("WorkflowBackgroundDesc", DR.ResourceSet)]
[SRCategory("BackgroundCategory", DR.ResourceSet)]
[Editor(typeof(ColorPickerEditor), typeof(UITypeEditor))]
[TypeConverter(typeof(ColorPickerConverter))]
public virtual Color BackColor
{
get
{
return this.backColor;
}
set
{
if (ReadOnly)
throw new InvalidOperationException(DR.GetString(DR.ThemePropertyReadOnly));
this.backColor = value;
if (this.backgroundBrush != null)
{
this.backgroundBrush.Dispose();
this.backgroundBrush = null;
}
}
}
[DefaultValue(false)]
[DispId(14)]
[SRDescription("WorkflowShadowDesc", DR.ResourceSet)]
[SRCategory("WorkflowAppearanceCategory", DR.ResourceSet)]
public virtual bool DrawShadow
{
get
{
return this.drawShadow;
}
set
{
if (ReadOnly)
throw new InvalidOperationException(DR.GetString(DR.ThemePropertyReadOnly));
this.drawShadow = value;
}
}
[DispId(15)]
[SRDescription("WorkflowWatermarkDesc", DR.ResourceSet)]
[SRCategory("BackgroundCategory", DR.ResourceSet)]
[Editor(typeof(ImageBrowserEditor), typeof(UITypeEditor))]
public virtual string WatermarkImagePath
{
get
{
return this.watermarkImagePath;
}
set
{
if (ReadOnly)
throw new InvalidOperationException(DR.GetString(DR.ThemePropertyReadOnly));
if (!String.IsNullOrEmpty(value) && value.Contains(Path.DirectorySeparatorChar.ToString()) && Path.IsPathRooted(value))
{
value = DesignerHelpers.GetRelativePath(ContainingTheme.ContainingFileDirectory, value);
if (!DesignerHelpers.IsValidImageResource(this, ContainingTheme.ContainingFileDirectory, value))
throw new InvalidOperationException(DR.GetString(DR.Error_InvalidImageResource));
}
this.watermarkImagePath = value;
if (this.watermarkImage != null)
{
this.watermarkImage.Dispose();
this.watermarkImage = null;
}
}
}
[DispId(16)]
[DefaultValue(DesignerContentAlignment.BottomRight)]
[SRDescription("Watermar----gnmentDesc", DR.ResourceSet)]
[SRCategory("BackgroundCategory", DR.ResourceSet)]
public virtual DesignerContentAlignment Watermar----gnment
{
get
{
return this.watermar----gnment;
}
set
{
if (ReadOnly)
throw new InvalidOperationException(DR.GetString(DR.ThemePropertyReadOnly));
this.watermar----gnment = value;
}
}
[DefaultValue(false)]
[DispId(17)]
[SRDescription("ShowGridDesc", DR.ResourceSet)]
[SRCategory("BackgroundCategory", DR.ResourceSet)]
public virtual bool ShowGrid
{
get
{
return this.showGrid;
}
set
{
if (ReadOnly)
throw new InvalidOperationException(DR.GetString(DR.ThemePropertyReadOnly));
this.showGrid = value;
}
}
[DefaultValue(DashStyle.Dash)]
[DispId(18)]
[SRDescription("GridStyleDesc", DR.ResourceSet)]
[SRCategory("BackgroundCategory", DR.ResourceSet)]
public virtual DashStyle GridStyle
{
get
{
return this.gridStyle;
}
set
{
if (ReadOnly)
throw new InvalidOperationException(DR.GetString(DR.ThemePropertyReadOnly));
this.gridStyle = value;
if (this.majorGridPen != null)
{
this.majorGridPen.Dispose();
this.majorGridPen = null;
}
if (this.minorGridPen != null)
{
this.minorGridPen.Dispose();
this.minorGridPen = null;
}
}
}
[DispId(19)]
[SRDescription("GridColorDesc", DR.ResourceSet)]
[SRCategory("BackgroundCategory", DR.ResourceSet)]
[Editor(typeof(ColorPickerEditor), typeof(UITypeEditor))]
[TypeConverter(typeof(ColorPickerConverter))]
public virtual Color GridColor
{
get
{
return this.gridColor;
}
set
{
if (ReadOnly)
throw new InvalidOperationException(DR.GetString(DR.ThemePropertyReadOnly));
this.gridColor = value;
if (this.majorGridPen != null)
{
this.majorGridPen.Dispose();
this.majorGridPen = null;
}
if (this.majorGridBrush != null)
{
this.majorGridBrush.Dispose();
this.majorGridBrush = null;
}
if (this.minorGridPen != null)
{
this.minorGridPen.Dispose();
this.minorGridPen = null;
}
if (this.minorGridBrush != null)
{
this.minorGridBrush.Dispose();
this.minorGridBrush = null;
}
}
}
#endregion
#endregion
#region Activity Appearance Properties
//
[Browsable(false)]
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[DefaultValue(DesignerSize.Medium)]
[DispId(20)]
[SRDescription("DesignerSizeDesc", DR.ResourceSet)]
[SRCategory("ActivityAppearanceCategory", DR.ResourceSet)]
public virtual DesignerSize DesignerSize
{
get
{
return this.designerStyle;
}
set
{
if (ReadOnly)
throw new InvalidOperationException(DR.GetString(DR.ThemePropertyReadOnly));
this.designerStyle = value;
ContainingTheme.AmbientPropertyChanged(AmbientProperty.DesignerSize);
}
}
[DefaultValue(true)]
[DispId(21)]
[SRDescription("DrawRoundedDesignersDesc", DR.ResourceSet)]
[SRCategory("ActivityAppearanceCategory", DR.ResourceSet)]
public virtual bool DrawRounded
{
get
{
return this.drawRounded;
}
set
{
if (ReadOnly)
throw new InvalidOperationException(DR.GetString(DR.ThemePropertyReadOnly));
this.drawRounded = value;
}
}
[DefaultValue(true)]
[DispId(24)]
[SRDescription("DesignerBorderDesc", DR.ResourceSet)]
[SRCategory("ActivityAppearanceCategory", DR.ResourceSet)]
public virtual bool ShowDesignerBorder
{
get
{
return this.showDesignerBorder;
}
set
{
if (ReadOnly)
throw new InvalidOperationException(DR.GetString(DR.ThemePropertyReadOnly));
this.showDesignerBorder = value;
}
}
#endregion
#region Helper Properties and Methods
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
public virtual Size Margin
{
get
{
return AmbientTheme.MarginSizes[(int) this.designerStyle];
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
public virtual Size SelectionSize
{
get
{
return AmbientTheme.SelectionSizes[(int) this.designerStyle];
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
public virtual Size GlyphSize
{
get
{
return AmbientTheme.GlyphSizes[(int)this.designerStyle];
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
internal Size ScrollIndicatorSize
{
get
{
return AmbientTheme.ScrollIndicatorSizes[(int) this.designerStyle];
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
internal Size DropIndicatorSize
{
get
{
return AmbientTheme.DropIndicatorSizes[(int) this.designerStyle];
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
internal Size MagnifierSize
{
get
{
return AmbientTheme.MagnifierSizes[(int) this.designerStyle];
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
internal int ShadowDepth
{
get
{
return ((this.drawShadow) ? AmbientTheme.DefaultShadowDepth : 0);
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
public virtual Size GridSize
{
get
{
return AmbientTheme.GridSizes[(int) this.designerStyle];
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
public virtual int BorderWidth
{
get
{
return AmbientTheme.BorderWidths[(int)ContainingTheme.AmbientTheme.DesignerSize];
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
public Pen MajorGridPen
{
get
{
if (this.majorGridPen == null)
{
this.majorGridPen = new Pen(this.gridColor, 1);
this.majorGridPen.DashStyle = DashStyle.Dash;
}
return this.majorGridPen;
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
public Brush MajorGridBrush
{
get
{
if (this.majorGridBrush == null)
this.majorGridBrush = new SolidBrush(this.gridColor);
return this.majorGridBrush;
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
public Pen MinorGridPen
{
get
{
if (this.minorGridPen == null)
{
Color minorGridColor = Color.FromArgb(this.gridColor.A, Math.Min(this.gridColor.R + 32, 255), Math.Min(this.gridColor.G + 32, 255), Math.Min(this.gridColor.B + 32, 255));
this.minorGridPen = new Pen(minorGridColor, 1);
this.minorGridPen.DashStyle = DashStyle.Dot;
}
return this.minorGridPen;
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
internal Brush MinorGridBrush
{
get
{
if (this.minorGridBrush == null)
{
Color minorGridColor = Color.FromArgb(this.gridColor.A, Math.Min(this.gridColor.R + 32, 255), Math.Min(this.gridColor.G + 32, 255), Math.Min(this.gridColor.B + 32, 255));
this.minorGridBrush = new SolidBrush(minorGridColor);
}
return this.minorGridBrush;
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
public Pen SelectionPatternPen
{
get
{
if (this.selectionPatternPen == null)
{
this.selectionPatternPen = new Pen(this.selectionPatternColor, 1);
this.selectionPatternPen.DashStyle = DashStyle.Dot;
}
return this.selectionPatternPen;
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
public Pen SelectionForegroundPen
{
get
{
if (this.selectionForegroundPen == null)
this.selectionForegroundPen = new Pen(this.selectionForeColor, 1);
return this.selectionForegroundPen;
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
public Brush SelectionForegroundBrush
{
get
{
if (this.selectionForegroundBrush == null)
this.selectionForegroundBrush = new SolidBrush(this.selectionForeColor);
return this.selectionForegroundBrush;
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
public Pen DropIndicatorPen
{
get
{
if (this.dropIndicatorPen == null)
this.dropIndicatorPen = new Pen(this.dropIndicatorColor, BorderWidth);
return this.dropIndicatorPen;
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
public Brush DropIndicatorBrush
{
get
{
if (this.dropIndicatorBrush == null)
this.dropIndicatorBrush = new SolidBrush(this.dropIndicatorColor);
return this.dropIndicatorBrush;
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
public Pen ForegroundPen
{
get
{
if (this.foregroundPen == null)
{
this.foregroundPen = new Pen(this.foreColor, 1);
this.foregroundPen.DashStyle = DashStyle.Dot;
}
return this.foregroundPen;
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
public Pen CommentIndicatorPen
{
get
{
if (this.commentIndicatorPen == null)
this.commentIndicatorPen = new Pen(this.commentIndicatorColor, 1);
return this.commentIndicatorPen;
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
public Brush CommentIndicatorBrush
{
get
{
if (this.commentIndicatorBrush == null)
this.commentIndicatorBrush = new SolidBrush(Color.FromArgb(40, this.commentIndicatorColor));
return this.commentIndicatorBrush;
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
public Brush ReadonlyIndicatorBrush
{
get
{
if (this.readonlyIndicatorBrush == null)
this.readonlyIndicatorBrush = new SolidBrush(Color.FromArgb(20, this.readonlyIndicatorColor));
return this.readonlyIndicatorBrush;
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
public Brush ForegroundBrush
{
get
{
if (this.foregroundBrush == null)
this.foregroundBrush = new SolidBrush(this.foreColor);
return this.foregroundBrush;
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
public Brush BackgroundBrush
{
get
{
if (this.backgroundBrush == null)
this.backgroundBrush = new SolidBrush(this.backColor);
return this.backgroundBrush;
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
public Image WorkflowWatermarkImage
{
get
{
if (this.watermarkImage == null && this.watermarkImagePath.Length > 0)
this.watermarkImage = DesignerHelpers.GetImageFromPath(this, ContainingTheme.ContainingFileDirectory, this.watermarkImagePath);
return this.watermarkImage;
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
public Font Font
{
get
{
if (this.font == null)
{
Debug.Assert(this.fontName != null && this.fontName.Length > 0);
if (this.fontName == null || this.fontName.Length == 0)
this.fontName = WorkflowTheme.GetDefaultFont().FontFamily.Name;
ArrayList supportedFonts = new ArrayList(AmbientTheme.SupportedFonts);
Debug.Assert(supportedFonts.Contains(this.fontName));
if (!supportedFonts.Contains(this.fontName))
this.fontName = WorkflowTheme.GetDefaultFont().FontFamily.Name;
this.font = new Font(this.fontName, FontSize);
}
return this.font;
}
}
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
[Browsable(false)]
public Font BoldFont
{
get
{
if (this.boldFont == null)
{
Debug.Assert(this.fontName != null && this.fontName.Length > 0);
if (this.fontName == null || this.fontName.Length == 0)
this.fontName = WorkflowTheme.GetDefaultFont().FontFamily.Name;
ArrayList supportedFonts = new ArrayList(AmbientTheme.SupportedFonts);
Debug.Assert(supportedFonts.Contains(this.fontName));
if (!supportedFonts.Contains(this.fontName))
this.fontName = WorkflowTheme.GetDefaultFont().FontFamily.Name;
this.boldFont = new Font(this.fontName, FontSize, FontStyle.Bold);
}
return this.boldFont;
}
}
[Browsable(false)]
[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
private float FontSize
{
get
{
//
if (this.useOperatingSystemSettings)
return SystemInformation.MenuFont.SizeInPoints;
else
return AmbientTheme.FontSizes[(int) this.DesignerSize];
}
}
internal void UseDefaultFont()
{
this.useDefaultFont = true;
}
internal void UpdateFont()
{
if (this.useDefaultFont)
{
bool oldReadOnly = ReadOnly;
ReadOnly = false;
this.FontName = WorkflowTheme.GetDefaultFont().FontFamily.Name;
ReadOnly = oldReadOnly;
}
}
public override void OnAmbientPropertyChanged(AmbientProperty ambientProperty)
{
base.OnAmbientPropertyChanged(ambientProperty);
if (ambientProperty == AmbientProperty.DesignerSize)
{
//We set the same properties again so that the pens and brushes are reset to
//consider the new designer style for creation
DropIndicatorColor = this.dropIndicatorColor;
FontName = this.fontName;
}
else if (ambientProperty == AmbientProperty.OperatingSystemSetting)
{
//Apply the system colors
ApplySystemColors();
}
}
internal static string[] SupportedFonts
{
get
{
ArrayList fontNames = new ArrayList();
foreach (FontFamily family in FontFamily.Families)
fontNames.Add(family.Name);
fontNames.Sort(CaseInsensitiveComparer.Default);
return ((string[])fontNames.ToArray(typeof(string)));
}
}
private void OnOperatingSystemSettingsChanged(object sender, UserPreferenceChangedEventArgs e)
{
if (e.Category == UserPreferenceCategory.Color || e.Category == UserPreferenceCategory.VisualStyle)
{
ContainingTheme.AmbientPropertyChanged(AmbientProperty.OperatingSystemSetting);
WorkflowTheme.FireThemeChange();
}
}
private void ApplySystemColors()
{
DropIndicatorColor = SystemColors.HotTrack;
SelectionForeColor = SystemColors.Highlight;
SelectionPatternColor = SystemColors.Highlight;
ForeColor = SystemColors.WindowText;
CommentIndicatorColor = SystemColors.GrayText;
ReadonlyIndicatorColor = SystemColors.GrayText;
BackColor = SystemColors.Window;
GridColor = SystemColors.InactiveBorder;
FontName = WorkflowTheme.GetDefaultFont().FontFamily.Name;
}
#endregion
#region IPropertyValueProvider Implementation
internal override ICollection GetPropertyValues(ITypeDescriptorContext context)
{
object[] values = new object[]{};
if (string.Equals(context.PropertyDescriptor.Name, "GridStyle", StringComparison.Ordinal))
values = new object[] { DashStyle.Solid, DashStyle.Dash, DashStyle.Dot };
return values;
}
#endregion
}
#endregion
#region TypeConverters, TypeDescriptors, PropertyDescriptors, UITypeEditors
#region Class ThemeTypeDescriptor
internal sealed class ThemeTypeConverter : ExpandableObjectConverter
{
public override object ConvertTo(ITypeDescriptorContext context, CultureInfo culture, object value, Type destinationType)
{
if (destinationType == typeof(string) && context.PropertyDescriptor != null)
return String.Empty;
else
return base.ConvertTo(context, culture, value, destinationType);
}
public override PropertyDescriptorCollection GetProperties(ITypeDescriptorContext context, object value, Attribute[] attributes)
{
PropertyDescriptorCollection srcProperties = base.GetProperties(context, value, attributes);
return srcProperties.Sort(new PropertyDescriptorSorter());
}
#region Class PropertyDescriptorSorter
private sealed class PropertyDescriptorSorter : IComparer
{
int IComparer.Compare(object obj1, object obj2)
{
PropertyDescriptor property1 = obj1 as PropertyDescriptor;
PropertyDescriptor property2 = obj2 as PropertyDescriptor;
DispIdAttribute prop1DispID = property1.Attributes[typeof(DispIdAttribute)] as DispIdAttribute;
DispIdAttribute prop2DispID = property2.Attributes[typeof(DispIdAttribute)] as DispIdAttribute;
if (prop1DispID == null)
return 1;
else if (prop2DispID == null)
return -1;
else
return prop1DispID.Value - prop2DispID.Value;
}
}
#endregion
}
#endregion
#region Class ColorPickerConverter
internal sealed class ColorPickerConverter : ColorConverter
{
public override bool GetStandardValuesSupported(ITypeDescriptorContext context)
{
return false;
}
}
#endregion
#region Class FilteredEnumConverter
internal sealed class FilteredEnumConverter : PropertyValueProviderTypeConverter
{
public override bool CanConvertFrom(ITypeDescriptorContext context, Type sourceType)
{
return (sourceType == typeof(string));
}
public override object ConvertFrom(ITypeDescriptorContext context, CultureInfo culture, object value)
{
return Enum.Parse(context.PropertyDescriptor.PropertyType, (string)value);
}
}
#endregion
#region Class FontFamilyConverter
internal sealed class FontFamilyConverter : TypeConverter
{
public override bool GetStandardValuesSupported(ITypeDescriptorContext context)
{
return true;
}
public override bool GetStandardValuesExclusive(ITypeDescriptorContext context)
{
return true;
}
public override StandardValuesCollection GetStandardValues(ITypeDescriptorContext context)
{
return new TypeConverter.StandardValuesCollection(AmbientTheme.SupportedFonts);
}
}
#endregion
#region Class ImageBrowserEditor
internal sealed class ImageBrowserEditor : UITypeEditor
{
public override UITypeEditorEditStyle GetEditStyle(ITypeDescriptorContext context)
{
return UITypeEditorEditStyle.Modal;
}
public override object EditValue(ITypeDescriptorContext context, IServiceProvider provider, object value)
{
OpenFileDialog fileDialog = new OpenFileDialog();
fileDialog.AddExtension = true;
fileDialog.DefaultExt = WorkflowTheme.DefaultThemeFileExtension;
fileDialog.CheckFileExists = true;
fileDialog.Filter = DR.GetString(DR.ImageFileFilter);
if (fileDialog.ShowDialog() == DialogResult.OK)
return fileDialog.FileName;
else
return value;
}
}
#endregion
#region Class ColorPickerEditor
internal sealed class ColorPickerEditor : UITypeEditor
{
public override UITypeEditorEditStyle GetEditStyle(ITypeDescriptorContext context)
{
return UITypeEditorEditStyle.Modal;
}
public override bool GetPaintValueSupported(ITypeDescriptorContext context)
{
return (context != null && context.PropertyDescriptor != null);
}
public override void PaintValue(PaintValueEventArgs e)
{
base.PaintValue(e);
if (e.Value is Color)
{
Color selectedColor = (Color)e.Value;
if (selectedColor != Color.Empty)
{
using (Brush fillBrush = new SolidBrush(selectedColor))
e.Graphics.FillRectangle(fillBrush, e.Bounds);
}
}
}
public override object EditValue(ITypeDescriptorContext context, IServiceProvider provider, object value)
{
ColorDialog colorDialog = new ColorDialog();
colorDialog.AllowFullOpen = true;
colorDialog.FullOpen = true;
colorDialog.AnyColor = true;
colorDialog.Color = (value is Color) ? (Color)value : Color.White;
if (colorDialog.ShowDialog() == DialogResult.OK)
return colorDialog.Color;
else
return value;
}
}
#endregion
#endregion
#region Serializers
#region Class ThemeSerializationProvider
internal sealed class ThemeSerializationProvider : WorkflowMarkupSerializationProvider
{
#region IDesignerSerializationProvider Members
public override object GetSerializer(IDesignerSerializationManager manager, object currentSerializer, Type objectType, Type serializerType)
{
if (serializerType.IsAssignableFrom(typeof(WorkflowMarkupSerializer)))
{
if (typeof(System.Drawing.Color) == objectType)
return new ColorMarkupSerializer();
else if (typeof(Size) == objectType)
return new SizeMarkupSerializer();
}
return base.GetSerializer(manager, currentSerializer, objectType, serializerType);
}
#endregion
}
#endregion
#endregion
}
// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
// Copyright (c) Microsoft Corporation. All rights reserved.
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- SqlGenericUtil.cs
- FontStyleConverter.cs
- IdentityReference.cs
- InvalidCommandTreeException.cs
- MatrixCamera.cs
- ControlType.cs
- ValidationRule.cs
- TypeContext.cs
- SelectionItemPattern.cs
- PathFigureCollection.cs
- ExternalCalls.cs
- SpeakInfo.cs
- DataReceivedEventArgs.cs
- DataServiceQueryContinuation.cs
- CorrelationResolver.cs
- AutoGeneratedFieldProperties.cs
- DataSvcMapFile.cs
- AutomationProperties.cs
- AppDomain.cs
- MetafileHeader.cs
- XmlBufferedByteStreamReader.cs
- BufferedStream.cs
- ComponentCollection.cs
- Identifier.cs
- Environment.cs
- BamlRecords.cs
- DiagnosticsConfigurationHandler.cs
- FamilyTypeface.cs
- CreateUserWizardStep.cs
- CryptoKeySecurity.cs
- ChineseLunisolarCalendar.cs
- HTMLTagNameToTypeMapper.cs
- RectangleF.cs
- BulletedList.cs
- CssClassPropertyAttribute.cs
- TabItemWrapperAutomationPeer.cs
- IISMapPath.cs
- UIElementAutomationPeer.cs
- ValueType.cs
- ExternalException.cs
- ThreadLocal.cs
- Rotation3DAnimationBase.cs
- PathFigureCollectionConverter.cs
- OpCellTreeNode.cs
- ProviderMetadata.cs
- ScriptResourceHandler.cs
- QilName.cs
- versioninfo.cs
- ParserStreamGeometryContext.cs
- TableLayoutPanelCellPosition.cs
- DataServiceHost.cs
- VersionedStream.cs
- DocumentViewerBase.cs
- PanelStyle.cs
- AutoGeneratedField.cs
- CombinedGeometry.cs
- CqlWriter.cs
- SerializationInfo.cs
- ProfileParameter.cs
- SoapSchemaImporter.cs
- XPathArrayIterator.cs
- InvalidComObjectException.cs
- EntityCollection.cs
- HtmlContainerControl.cs
- ResourceDefaultValueAttribute.cs
- CompilerScope.cs
- WindowsAltTab.cs
- WinEventHandler.cs
- MatrixTransform3D.cs
- AuthenticationConfig.cs
- PriorityBinding.cs
- RootProfilePropertySettingsCollection.cs
- ForeignKeyConstraint.cs
- SupportsPreviewControlAttribute.cs
- documentation.cs
- TriggerCollection.cs
- ModelPerspective.cs
- listitem.cs
- XmlBaseReader.cs
- HwndHostAutomationPeer.cs
- Encoder.cs
- SQlBooleanStorage.cs
- WebSysDescriptionAttribute.cs
- UrlMapping.cs
- ServerValidateEventArgs.cs
- NativeMethods.cs
- StickyNoteContentControl.cs
- RouteItem.cs
- _AuthenticationState.cs
- HttpBrowserCapabilitiesWrapper.cs
- AssociationType.cs
- WindowInteractionStateTracker.cs
- ConfigurationValues.cs
- DSASignatureFormatter.cs
- HtmlInputPassword.cs
- Rule.cs
- MessageTransmitTraceRecord.cs
- ProfileSettings.cs
- _SafeNetHandles.cs
- DataControlCommands.cs