Code:
/ 4.0 / 4.0 / untmp / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / cdf / src / WF / Common / AuthoringOM / PropertyMetadata.cs / 1305376 / PropertyMetadata.cs
using System; using System.Collections.Generic; namespace System.Workflow.ComponentModel { [Flags] public enum DependencyPropertyOptions : byte { Default = 1, ReadOnly = 2, Optional = 4, Metadata = 8, NonSerialized = 16, DelegateProperty = 32 } //overrides so you dont need to do inheritence public delegate object GetValueOverride(DependencyObject d); public delegate void SetValueOverride(DependencyObject d, object value); public class PropertyMetadata { private Attribute[] attributes = null; private object defaultValue = null; private DependencyPropertyOptions options = DependencyPropertyOptions.Default; private bool propertySealed = false; private GetValueOverride getValueOverride = null; private SetValueOverride setValueOverride = null; private bool shouldAlwaysCallOverride = false; public PropertyMetadata() { } public PropertyMetadata(object defaultValue) : this(defaultValue, default(DependencyPropertyOptions)) { } public PropertyMetadata(DependencyPropertyOptions options) : this( null, options) { } public PropertyMetadata(object defaultValue, DependencyPropertyOptions options) : this(defaultValue, options, null, null, new Attribute[] { }) { } public PropertyMetadata(object defaultValue, params Attribute[] attributes) : this( defaultValue, default(DependencyPropertyOptions), null , null, attributes) { } public PropertyMetadata(object defaultValue, DependencyPropertyOptions options, params Attribute[] attributes) : this(defaultValue, options, null, null, attributes) { } public PropertyMetadata(DependencyPropertyOptions options, params Attribute[] attributes) : this(null, options, null, null, attributes) { } public PropertyMetadata(params Attribute[] attributes) : this(null, default(DependencyPropertyOptions), null, null, attributes) { } public PropertyMetadata(object defaultValue, DependencyPropertyOptions options, GetValueOverride getValueOverride, SetValueOverride setValueOverride) : this(defaultValue, options, getValueOverride, setValueOverride, new Attribute[] { }) { } public PropertyMetadata(object defaultValue, DependencyPropertyOptions options, GetValueOverride getValueOverride, SetValueOverride setValueOverride, params Attribute[] attributes) : this(defaultValue, options, getValueOverride, setValueOverride, false, attributes) { } internal PropertyMetadata(object defaultValue, DependencyPropertyOptions options, GetValueOverride getValueOverride, SetValueOverride setValueOverride, bool shouldAlwaysCallOverride, params Attribute[] attributes) { this.defaultValue = defaultValue; this.options = options; this.getValueOverride = getValueOverride; this.setValueOverride = setValueOverride; this.shouldAlwaysCallOverride = shouldAlwaysCallOverride; this.attributes = attributes; } public Attribute[] GetAttributes() { return GetAttributes(null); } public Attribute[] GetAttributes(Type attributeType) { Listattributes = new List (); if (this.attributes != null) { foreach (Attribute attribute in this.attributes) { if (attribute == null) continue; if (attributeType == null || attribute.GetType() == attributeType) attributes.Add(attribute); } } return attributes.ToArray(); } public object DefaultValue { get { return this.defaultValue; } set { if (this.propertySealed) throw new InvalidOperationException(SR.GetString(SR.Error_SealedPropertyMetadata)); this.defaultValue = value; } } public DependencyPropertyOptions Options { get { return this.options; } set { if (this.propertySealed) throw new InvalidOperationException(SR.GetString(SR.Error_SealedPropertyMetadata)); this.options = value; } } public bool IsMetaProperty { get { return (this.options & DependencyPropertyOptions.Metadata) > 0; } } public bool IsNonSerialized { get { return (this.options & DependencyPropertyOptions.NonSerialized) > 0; } } public bool IsReadOnly { get { return (this.options & DependencyPropertyOptions.ReadOnly) > 0; } } public GetValueOverride GetValueOverride { get { return this.getValueOverride; } set { if (this.propertySealed) throw new InvalidOperationException(SR.GetString(SR.Error_SealedPropertyMetadata)); this.getValueOverride = value; } } public SetValueOverride SetValueOverride { get { return this.setValueOverride; } set { if (this.propertySealed) throw new InvalidOperationException(SR.GetString(SR.Error_SealedPropertyMetadata)); this.setValueOverride = value; } } protected virtual void OnApply(DependencyProperty dependencyProperty, Type targetType) { } protected bool IsSealed { get { return this.propertySealed; } } internal bool ShouldAlwaysCallOverride { get { return shouldAlwaysCallOverride; } } internal void Seal(DependencyProperty dependencyProperty, Type targetType) { OnApply(dependencyProperty, targetType); this.propertySealed = true; } } } // 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
- ProxyGenerator.cs
- GenericIdentity.cs
- TranslateTransform.cs
- Timer.cs
- DbConnectionStringCommon.cs
- SecureUICommand.cs
- EntityDataSourceWizardForm.cs
- LocalTransaction.cs
- TimeSpanConverter.cs
- XhtmlBasicLabelAdapter.cs
- ConfigurationProperty.cs
- BufferBuilder.cs
- Button.cs
- Span.cs
- ValueUnavailableException.cs
- XmlCDATASection.cs
- VisualTreeUtils.cs
- ClientTargetCollection.cs
- DescendentsWalkerBase.cs
- Thumb.cs
- DocumentGrid.cs
- Span.cs
- DataGridViewTextBoxEditingControl.cs
- CssStyleCollection.cs
- TypedRowGenerator.cs
- OperationCanceledException.cs
- UnsettableComboBox.cs
- DataGridViewCell.cs
- CommandDesigner.cs
- BlockingCollection.cs
- ReferencedAssembly.cs
- SignedPkcs7.cs
- ManagementInstaller.cs
- ToolStripStatusLabel.cs
- SessionStateUtil.cs
- EventTrigger.cs
- TransactionContextValidator.cs
- ContractsBCL.cs
- RegistryKey.cs
- TimeIntervalCollection.cs
- DataGridViewColumn.cs
- BitmapEffectRenderDataResource.cs
- ImageList.cs
- TreeView.cs
- WrapPanel.cs
- HiddenFieldPageStatePersister.cs
- DocumentAutomationPeer.cs
- HttpCacheVary.cs
- ByteStack.cs
- FileDialogCustomPlace.cs
- ConstNode.cs
- TcpClientSocketManager.cs
- AxisAngleRotation3D.cs
- WindowsUpDown.cs
- SiteMapNodeItem.cs
- DBNull.cs
- ItemTypeToolStripMenuItem.cs
- KeyNameIdentifierClause.cs
- VirtualizedItemProviderWrapper.cs
- PartManifestEntry.cs
- GeneralTransform3D.cs
- AssociationSet.cs
- FlowLayout.cs
- MembershipUser.cs
- TrustLevel.cs
- LicenseException.cs
- XslTransform.cs
- BitmapVisualManager.cs
- XamlParser.cs
- InsufficientExecutionStackException.cs
- PersonalizationProviderCollection.cs
- MimeWriter.cs
- AmbiguousMatchException.cs
- GeneralTransformGroup.cs
- RepeaterItemEventArgs.cs
- EventWaitHandleSecurity.cs
- AuthenticateEventArgs.cs
- DirectoryInfo.cs
- LongValidatorAttribute.cs
- FigureParaClient.cs
- CompoundFileDeflateTransform.cs
- SystemUnicastIPAddressInformation.cs
- AccessDataSourceView.cs
- XmlIlGenerator.cs
- TdsParser.cs
- CustomSignedXml.cs
- ImageButton.cs
- Version.cs
- XmlSchemaCompilationSettings.cs
- TypeTypeConverter.cs
- CheckoutException.cs
- PersistenceProviderElement.cs
- UInt64Storage.cs
- WorkflowRuntime.cs
- CounterCreationDataCollection.cs
- FtpRequestCacheValidator.cs
- RootCodeDomSerializer.cs
- DataGrid.cs
- PlacementWorkspace.cs
- NonSerializedAttribute.cs