Code:
/ FXUpdate3074 / FXUpdate3074 / 1.1 / untmp / whidbey / QFE / ndp / fx / src / xsp / System / Web / UI / WebControls / FontInfo.cs / 1 / FontInfo.cs
//------------------------------------------------------------------------------
//
// Copyright (c) Microsoft Corporation. All rights reserved.
//
//-----------------------------------------------------------------------------
namespace System.Web.UI.WebControls {
using System.ComponentModel.Design;
using System;
using System.ComponentModel;
using System.Collections;
using System.Drawing;
using System.Drawing.Design;
using System.Globalization;
using System.Web;
using System.Security.Permissions;
///
/// Represents the font properties for text. This class cannot be inherited.
///
[
TypeConverterAttribute(typeof(ExpandableObjectConverter))
]
[AspNetHostingPermission(SecurityAction.LinkDemand, Level=AspNetHostingPermissionLevel.Minimal)]
public sealed class FontInfo {
private Style owner;
///
///
internal FontInfo(Style owner) {
this.owner = owner;
}
///
/// Indicates whether the text is bold.
///
[
WebCategory("Appearance"),
DefaultValue(false),
WebSysDescription(SR.FontInfo_Bold),
NotifyParentProperty(true)
]
public bool Bold {
get {
if (owner.IsSet(Style.PROP_FONT_BOLD)) {
return (bool)(owner.ViewState["Font_Bold"]);
}
return false;
}
set {
owner.ViewState["Font_Bold"] = value;
owner.SetBit(Style.PROP_FONT_BOLD);
}
}
///
/// Indicates whether the text is italic.
///
[
WebCategory("Appearance"),
DefaultValue(false),
WebSysDescription(SR.FontInfo_Italic),
NotifyParentProperty(true)
]
public bool Italic {
get {
if (owner.IsSet(Style.PROP_FONT_ITALIC)) {
return (bool)(owner.ViewState["Font_Italic"]);
}
return false;
}
set {
owner.ViewState["Font_Italic"] = value;
owner.SetBit(Style.PROP_FONT_ITALIC);
}
}
///
/// Indicates the name of the font.
///
[
Editor("System.Drawing.Design.FontNameEditor, " + AssemblyRef.SystemDrawingDesign, typeof(UITypeEditor)),
TypeConverterAttribute(typeof(FontConverter.FontNameConverter)),
WebCategory("Appearance"),
DefaultValue(""),
WebSysDescription(SR.FontInfo_Name),
NotifyParentProperty(true),
RefreshProperties(RefreshProperties.Repaint),
DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)
]
public string Name {
get {
string[] names = Names;
if (names.Length > 0)
return names[0];
return String.Empty;
}
set {
if (value == null)
throw new ArgumentNullException("value");
if (value.Length == 0) {
Names = null;
}
else {
Names = new string[1] { value };
}
}
}
///
///
[
TypeConverterAttribute(typeof(FontNamesConverter)),
WebCategory("Appearance"),
Editor("System.Windows.Forms.Design.StringArrayEditor, " + AssemblyRef.SystemDesign, typeof(UITypeEditor)),
WebSysDescription(SR.FontInfo_Names),
RefreshProperties(RefreshProperties.Repaint),
NotifyParentProperty(true)
]
public string[] Names {
get {
if (owner.IsSet(Style.PROP_FONT_NAMES)) {
string[] names = (string[])owner.ViewState["Font_Names"];
if (names != null)
return names;
}
return new string[0];
}
set {
owner.ViewState["Font_Names"] = value;
owner.SetBit(Style.PROP_FONT_NAMES);
}
}
///
/// Indicates whether the text is overline.
///
[
WebCategory("Appearance"),
DefaultValue(false),
WebSysDescription(SR.FontInfo_Overline),
NotifyParentProperty(true)
]
public bool Overline {
get {
if (owner.IsSet(Style.PROP_FONT_OVERLINE)) {
return (bool)(owner.ViewState["Font_Overline"]);
}
return false;
}
set {
owner.ViewState["Font_Overline"] = value;
owner.SetBit(Style.PROP_FONT_OVERLINE);
}
}
///
///
internal Style Owner {
get {
return owner;
}
}
///
/// Indicates the font size.
///
[
WebCategory("Appearance"),
DefaultValue(typeof(FontUnit), ""),
WebSysDescription(SR.FontInfo_Size),
NotifyParentProperty(true),
RefreshProperties(RefreshProperties.Repaint)
]
public FontUnit Size {
get {
if (owner.IsSet(Style.PROP_FONT_SIZE)) {
return (FontUnit)(owner.ViewState["Font_Size"]);
}
return FontUnit.Empty;
}
set {
if ((value.Type == FontSize.AsUnit) && (value.Unit.Value < 0)) {
throw new ArgumentOutOfRangeException("value");
}
owner.ViewState["Font_Size"] = value;
owner.SetBit(Style.PROP_FONT_SIZE);
}
}
///
/// Indicates whether the text is striked out.
///
[
WebCategory("Appearance"),
DefaultValue(false),
WebSysDescription(SR.FontInfo_Strikeout),
NotifyParentProperty(true)
]
public bool Strikeout {
get {
if (owner.IsSet(Style.PROP_FONT_STRIKEOUT)) {
return (bool)(owner.ViewState["Font_Strikeout"]);
}
return false;
}
set {
owner.ViewState["Font_Strikeout"] = value;
owner.SetBit(Style.PROP_FONT_STRIKEOUT);
}
}
///
/// Indicates whether the text is underlined.
///
[
WebCategory("Appearance"),
DefaultValue(false),
WebSysDescription(SR.FontInfo_Underline),
NotifyParentProperty(true)
]
public bool Underline {
get {
if (owner.IsSet(Style.PROP_FONT_UNDERLINE)) {
return (bool)(owner.ViewState["Font_Underline"]);
}
return false;
}
set {
owner.ViewState["Font_Underline"] = value;
owner.SetBit(Style.PROP_FONT_UNDERLINE);
}
}
///
/// Resets all properties that have their default value to their unset state.
///
public void ClearDefaults() {
if (Names.Length == 0) {
owner.ViewState.Remove("Font_Names");
owner.ClearBit(Style.PROP_FONT_NAMES);
}
if (Size == FontUnit.Empty) {
owner.ViewState.Remove("Font_Size");
owner.ClearBit(Style.PROP_FONT_SIZE);
}
if (Bold == false)
ResetBold();
if (Italic == false)
ResetItalic();
if (Underline == false)
ResetUnderline();
if (Overline == false)
ResetOverline();
if (Strikeout == false)
ResetStrikeout();
}
///
/// Copies the font properties of another
///
public void CopyFrom(FontInfo f) {
if (f != null) {
Style fOwner = f.Owner;
if (fOwner.RegisteredCssClass.Length != 0) {
if (fOwner.IsSet(Style.PROP_FONT_NAMES))
ResetNames();
if (fOwner.IsSet(Style.PROP_FONT_SIZE) && (f.Size != FontUnit.Empty))
ResetFontSize();
if (fOwner.IsSet(Style.PROP_FONT_BOLD))
ResetBold();
if (fOwner.IsSet(Style.PROP_FONT_ITALIC))
ResetItalic();
if (fOwner.IsSet(Style.PROP_FONT_OVERLINE))
ResetOverline();
if (fOwner.IsSet(Style.PROP_FONT_STRIKEOUT))
ResetStrikeout();
if (fOwner.IsSet(Style.PROP_FONT_UNDERLINE))
ResetUnderline();
}
else {
if (fOwner.IsSet(Style.PROP_FONT_NAMES)) {
Names = f.Names;
}
if (fOwner.IsSet(Style.PROP_FONT_SIZE) && (f.Size != FontUnit.Empty))
Size = f.Size;
// Only carry through true boolean values. Otherwise merging and copying
// can do 3 different things for each property, but they are only persisted
// as 2 state values.
if (fOwner.IsSet(Style.PROP_FONT_BOLD))
Bold = f.Bold;
if (fOwner.IsSet(Style.PROP_FONT_ITALIC))
Italic = f.Italic;
if (fOwner.IsSet(Style.PROP_FONT_OVERLINE))
Overline = f.Overline;
if (fOwner.IsSet(Style.PROP_FONT_STRIKEOUT))
Strikeout = f.Strikeout;
if (fOwner.IsSet(Style.PROP_FONT_UNDERLINE))
Underline = f.Underline;
}
}
}
///
/// Combines the font properties of another
///
public void MergeWith(FontInfo f) {
if (f != null) {
Style fOwner = f.Owner;
if (fOwner.RegisteredCssClass.Length == 0) {
if (fOwner.IsSet(Style.PROP_FONT_NAMES) && !owner.IsSet(Style.PROP_FONT_NAMES))
Names = f.Names;
if (fOwner.IsSet(Style.PROP_FONT_SIZE) && (!owner.IsSet(Style.PROP_FONT_SIZE) || (Size == FontUnit.Empty)))
Size = f.Size;
if (fOwner.IsSet(Style.PROP_FONT_BOLD) && !owner.IsSet(Style.PROP_FONT_BOLD))
Bold = f.Bold;
if (fOwner.IsSet(Style.PROP_FONT_ITALIC) && !owner.IsSet(Style.PROP_FONT_ITALIC))
Italic = f.Italic;
if (fOwner.IsSet(Style.PROP_FONT_OVERLINE) && !owner.IsSet(Style.PROP_FONT_OVERLINE))
Overline = f.Overline;
if (fOwner.IsSet(Style.PROP_FONT_STRIKEOUT) && !owner.IsSet(Style.PROP_FONT_STRIKEOUT))
Strikeout = f.Strikeout;
if (fOwner.IsSet(Style.PROP_FONT_UNDERLINE) && !owner.IsSet(Style.PROP_FONT_UNDERLINE))
Underline = f.Underline;
}
}
}
///
/// Resets all properties to their defaults.
///
internal void Reset() {
if (owner.IsSet(Style.PROP_FONT_NAMES))
ResetNames();
if (owner.IsSet(Style.PROP_FONT_SIZE))
ResetFontSize();
if (owner.IsSet(Style.PROP_FONT_BOLD))
ResetBold();
if (owner.IsSet(Style.PROP_FONT_ITALIC))
ResetItalic();
if (owner.IsSet(Style.PROP_FONT_UNDERLINE))
ResetUnderline();
if (owner.IsSet(Style.PROP_FONT_OVERLINE))
ResetOverline();
if (owner.IsSet(Style.PROP_FONT_STRIKEOUT))
ResetStrikeout();
}
///
/// Only serialize if the Bold property has changed. This means that we serialize "false"
/// if they were set to false in the designer.
///
private void ResetBold() {
owner.ViewState.Remove("Font_Bold");
owner.ClearBit(Style.PROP_FONT_BOLD);
}
private void ResetNames() {
owner.ViewState.Remove("Font_Names");
owner.ClearBit(Style.PROP_FONT_NAMES);
}
private void ResetFontSize() {
owner.ViewState.Remove("Font_Size");
owner.ClearBit(Style.PROP_FONT_SIZE);
}
///
/// Only serialize if the Italic property has changed. This means that we serialize "false"
/// if they were set to false in the designer.
///
private void ResetItalic() {
owner.ViewState.Remove("Font_Italic");
owner.ClearBit(Style.PROP_FONT_ITALIC);
}
///
/// Only serialize if the Overline property has changed. This means that we serialize "false"
/// if they were set to false in the designer.
///
private void ResetOverline() {
owner.ViewState.Remove("Font_Overline");
owner.ClearBit(Style.PROP_FONT_OVERLINE);
}
///
/// Only serialize if the Strikeout property has changed. This means that we serialize "false"
/// if they were set to false in the designer.
///
private void ResetStrikeout() {
owner.ViewState.Remove("Font_Strikeout");
owner.ClearBit(Style.PROP_FONT_STRIKEOUT);
}
///
/// Only serialize if the Underline property has changed. This means that we serialize "false"
/// if they were set to false in the designer.
///
private void ResetUnderline() {
owner.ViewState.Remove("Font_Underline");
owner.ClearBit(Style.PROP_FONT_UNDERLINE);
}
///
/// Only serialize if the Bold property has changed. This means that we serialize "false"
/// if they were set to false in the designer.
///
private bool ShouldSerializeBold() {
return owner.IsSet(Style.PROP_FONT_BOLD);
}
///
/// Only serialize if the Italic property has changed. This means that we serialize "false"
/// if they were set to false in the designer.
///
private bool ShouldSerializeItalic() {
return owner.IsSet(Style.PROP_FONT_ITALIC);
}
///
/// Only serialize if the Overline property has changed. This means that we serialize "false"
/// if they were set to false in the designer.
///
private bool ShouldSerializeOverline() {
return owner.IsSet(Style.PROP_FONT_OVERLINE);
}
///
/// Only serialize if the Strikeout property has changed. This means that we serialize "false"
/// if they were set to false in the designer.
///
private bool ShouldSerializeStrikeout() {
return owner.IsSet(Style.PROP_FONT_STRIKEOUT);
}
///
/// Only serialize if the Underline property has changed. This means that we serialize "false"
/// if they were set to false in the designer.
///
private bool ShouldSerializeUnderline() {
return owner.IsSet(Style.PROP_FONT_UNDERLINE);
}
///
///
public override string ToString() {
string size = this.Size.ToString(CultureInfo.InvariantCulture);
string s = this.Name;
if (size.Length != 0) {
if (s.Length != 0) {
s += ", " + size;
}
else {
s = size;
}
}
return s;
}
}
}
// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
// Copyright (c) Microsoft Corporation. All rights reserved.
Link Menu
This book is available now!
Buy at Amazon US or
Buy at Amazon UK
- PersonalizablePropertyEntry.cs
- AsyncOperationManager.cs
- PageAsyncTaskManager.cs
- FontResourceCache.cs
- TextParaClient.cs
- ServiceOperationWrapper.cs
- cookiecontainer.cs
- JumpTask.cs
- XmlAtomicValue.cs
- ConnectionStringSettings.cs
- CodeGotoStatement.cs
- SafeEventLogWriteHandle.cs
- RSAOAEPKeyExchangeFormatter.cs
- DependencyObjectPropertyDescriptor.cs
- XmlUtilWriter.cs
- FormView.cs
- validationstate.cs
- CheckBoxRenderer.cs
- EntitySet.cs
- EmbeddedMailObject.cs
- DataGridItemCollection.cs
- Rotation3DAnimationUsingKeyFrames.cs
- CssTextWriter.cs
- InvalidCastException.cs
- DocComment.cs
- ObjectContext.cs
- HeaderLabel.cs
- Int16Converter.cs
- BinaryObjectInfo.cs
- TypeValidationEventArgs.cs
- DataObjectMethodAttribute.cs
- CodeIterationStatement.cs
- UnhandledExceptionEventArgs.cs
- ProcessThreadCollection.cs
- SystemIcons.cs
- MostlySingletonList.cs
- AccessedThroughPropertyAttribute.cs
- Crc32Helper.cs
- CryptoKeySecurity.cs
- StreamUpdate.cs
- ServiceHttpModule.cs
- PrimitiveCodeDomSerializer.cs
- Table.cs
- ReadOnlyHierarchicalDataSource.cs
- MutableAssemblyCacheEntry.cs
- ImportContext.cs
- StylesEditorDialog.cs
- XPathNodePointer.cs
- Matrix3D.cs
- ServiceOperation.cs
- SimpleWebHandlerParser.cs
- SqlStream.cs
- coordinatorfactory.cs
- BamlTreeMap.cs
- ToolbarAUtomationPeer.cs
- TreeNodeConverter.cs
- CodeVariableDeclarationStatement.cs
- VersionConverter.cs
- InstancePersistenceEvent.cs
- PointCollection.cs
- HttpCookiesSection.cs
- ZoneLinkButton.cs
- StringUtil.cs
- ComplexObject.cs
- ProgressBarRenderer.cs
- AtlasWeb.Designer.cs
- RepeaterCommandEventArgs.cs
- GridItemProviderWrapper.cs
- CodeDefaultValueExpression.cs
- SwitchElementsCollection.cs
- AnnouncementEndpointElement.cs
- RegexCode.cs
- ConfigXmlAttribute.cs
- DecoderBestFitFallback.cs
- ApplicationContext.cs
- TextRangeEdit.cs
- WebSysDescriptionAttribute.cs
- ExpressionPrefixAttribute.cs
- RNGCryptoServiceProvider.cs
- CommandField.cs
- RegexParser.cs
- EntityViewContainer.cs
- HybridDictionary.cs
- Soap12ServerProtocol.cs
- AsyncResult.cs
- ShellProvider.cs
- IDQuery.cs
- XmlNotation.cs
- ButtonChrome.cs
- CodeMethodInvokeExpression.cs
- EditorPartChrome.cs
- Graph.cs
- TextBox.cs
- ItemsControlAutomationPeer.cs
- Errors.cs
- ScriptReference.cs
- ViewStateException.cs
- NonClientArea.cs
- XmlSchemaAnyAttribute.cs
- DbProviderFactory.cs