Code:
/ 4.0 / 4.0 / untmp / DEVDIV_TFS / Dev10 / Releases / RTMRel / wpf / src / Core / CSharp / System / Windows / Media / Animation / TimelineGroup.cs / 1305600 / TimelineGroup.cs
//---------------------------------------------------------------------------- //// Copyright (C) Microsoft Corporation. All rights reserved. // //--------------------------------------------------------------------------- using System.ComponentModel; using System.Diagnostics; using System.Runtime.InteropServices; using System.Windows.Markup; using SR=MS.Internal.PresentationCore.SR; using SRID=MS.Internal.PresentationCore.SRID; namespace System.Windows.Media.Animation { ////// This class represents base class for Timelines that have functionality /// related to having Children. /// [ContentProperty("Children")] public abstract partial class TimelineGroup : Timeline, IAddChild { #region Constructors ////// Creates a TimelineGroup with default properties. /// protected TimelineGroup() : base() { } ////// Creates a TimelineGroup with the specified BeginTime. /// /// /// The scheduled BeginTime for this TimelineGroup. /// protected TimelineGroup(NullablebeginTime) : base(beginTime) { } /// /// Creates a TimelineGroup with the specified begin time and duration. /// /// /// The scheduled BeginTime for this TimelineGroup. /// /// /// The simple Duration of this TimelineGroup. /// protected TimelineGroup(NullablebeginTime, Duration duration) : base(beginTime, duration) { } /// /// Creates a TimelineGroup with the specified BeginTime, Duration and RepeatBehavior. /// /// /// The scheduled BeginTime for this TimelineGroup. /// /// /// The simple Duration of this TimelineGroup. /// /// /// The RepeatBehavior for this TimelineGroup. /// protected TimelineGroup(NullablebeginTime, Duration duration, RepeatBehavior repeatBehavior) : base(beginTime, duration, repeatBehavior) { } #endregion #region Timeline /// /// /// ///protected internal override Clock AllocateClock() { return new ClockGroup(this); } /// /// Creates a new ClockGroup using this TimelineGroup. /// ///A new ClockGroup. new public ClockGroup CreateClock() { return (ClockGroup)base.CreateClock(); } #endregion #region IAddChild interface ////// Adds a child object to this TimelineGroup. /// /// /// The child object to add. /// ////// A Timeline only accepts another Timeline (or derived class) as /// a child. /// void IAddChild.AddChild(object child) { WritePreamble(); if (child == null) { throw new ArgumentNullException("child"); } AddChild(child); WritePostscript(); } ////// This method performs the core functionality of the AddChild() /// method on the IAddChild interface. For a Timeline this means /// determining adding the child parameter to the Children collection /// if it's a Timeline. /// ////// This method is the only core implementation. It does not call /// WritePreamble() or WritePostscript(). It also doesn't throw an /// ArgumentNullException if the child parameter is null. These tasks /// are performed by the interface implementation. Therefore, it's OK /// for a derived class to override this method and call the base /// class implementation only if they determine that it's the right /// course of action. The derived class can rely on Timeline's /// implementation of IAddChild.AddChild or implement their own /// following the Freezable pattern since that would be a public /// method. /// /// An object representing the child that /// should be added. If this is a Timeline it will be added to the /// Children collection; otherwise an exception will be thrown. ///The child parameter is not a /// Timeline. [EditorBrowsable(EditorBrowsableState.Advanced)] protected virtual void AddChild(object child) { Timeline timelineChild = child as Timeline; if (timelineChild == null) { throw new ArgumentException(SR.Get(SRID.Timing_ChildMustBeTimeline), "child"); } else { Children.Add(timelineChild); } } ////// Adds a text string as a child of this Timeline. /// /// /// The text to add. /// ////// A Timeline does not accept text as a child, so this method will /// raise an InvalididOperationException unless a derived class has /// overridden the behavior to add text. /// ///The childText parameter is /// null. void IAddChild.AddText(string childText) { WritePreamble(); if (childText == null) { throw new ArgumentNullException("childText"); } AddText(childText); WritePostscript(); } ////// This method performs the core functionality of the AddText() /// method on the IAddChild interface. For a Timeline this means /// throwing and InvalidOperationException because it doesn't /// support adding text. /// ////// This method is the only core implementation. It does not call /// WritePreamble() or WritePostscript(). It also doesn't throw an /// ArgumentNullException if the childText parameter is null. These tasks /// are performed by the interface implementation. Therefore, it's OK /// for a derived class to override this method and call the base /// class implementation only if they determine that it's the right /// course of action. The derived class can rely on Timeline's /// implementation of IAddChild.AddChild or implement their own /// following the Freezable pattern since that would be a public /// method. /// /// A string representing the child text that /// should be added. If this is a Timeline an exception will be /// thrown. ///Timelines have no way /// of adding text. [EditorBrowsable(EditorBrowsableState.Advanced)] protected virtual void AddText(string childText) { throw new InvalidOperationException(SR.Get(SRID.Timing_NoTextChildren)); } #endregion // IAddChild interface } } // 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
- NameValueConfigurationCollection.cs
- ObjectNavigationPropertyMapping.cs
- PerformanceCounterNameAttribute.cs
- DataGridTextBox.cs
- SecureEnvironment.cs
- Stack.cs
- PlainXmlSerializer.cs
- UserControl.cs
- __ComObject.cs
- StatusBarPanel.cs
- DeploymentSection.cs
- SqlRowUpdatedEvent.cs
- MouseDevice.cs
- PathSegment.cs
- SplineKeyFrames.cs
- FormatException.cs
- TypedDataSetSchemaImporterExtension.cs
- WsdlInspector.cs
- XmlByteStreamWriter.cs
- GridViewRowCollection.cs
- ProtectedConfigurationSection.cs
- StatusBarPanelClickEvent.cs
- NonParentingControl.cs
- relpropertyhelper.cs
- OleDbInfoMessageEvent.cs
- ClientSettingsProvider.cs
- SignedXml.cs
- StylusLogic.cs
- PathStreamGeometryContext.cs
- PropertyGrid.cs
- SQLDouble.cs
- AddInIpcChannel.cs
- DBConnection.cs
- Int64Converter.cs
- ToolStripDropDownClosingEventArgs.cs
- SqlFunctionAttribute.cs
- MobileDeviceCapabilitiesSectionHandler.cs
- EntityCommandExecutionException.cs
- SiteMapNode.cs
- TableDetailsCollection.cs
- SemaphoreSecurity.cs
- SqlDataSourceCommandEventArgs.cs
- DataAdapter.cs
- IProvider.cs
- FormatException.cs
- LinearGradientBrush.cs
- TrackBar.cs
- XsltContext.cs
- RoleService.cs
- OleDbConnectionPoolGroupProviderInfo.cs
- EventInfo.cs
- InstancePersistenceCommandException.cs
- CompilationPass2TaskInternal.cs
- ConfigXmlWhitespace.cs
- HMACSHA256.cs
- XmlTypeMapping.cs
- GiveFeedbackEventArgs.cs
- RIPEMD160.cs
- ProfilePropertySettingsCollection.cs
- CompatibleIComparer.cs
- ChildTable.cs
- ZipPackage.cs
- RectValueSerializer.cs
- ObjectStateManager.cs
- _ShellExpression.cs
- WpfSharedBamlSchemaContext.cs
- DateTimeSerializationSection.cs
- ConfigurationSchemaErrors.cs
- XmlSchemaGroupRef.cs
- OdbcConnectionOpen.cs
- IItemProperties.cs
- PropVariant.cs
- AsymmetricAlgorithm.cs
- CodeVariableReferenceExpression.cs
- EncryptedKeyIdentifierClause.cs
- SpanIndex.cs
- SafeHandles.cs
- MetadataFile.cs
- DependencyPropertyKey.cs
- Choices.cs
- DesignTimeData.cs
- OdbcPermission.cs
- ServiceX509SecurityTokenProvider.cs
- PreviewPrintController.cs
- GotoExpression.cs
- tooltip.cs
- SynchronizedCollection.cs
- Byte.cs
- ToolStripRenderer.cs
- TemplateBindingExpression.cs
- TemplateControlCodeDomTreeGenerator.cs
- Classification.cs
- BitmapPalettes.cs
- ServiceHost.cs
- APCustomTypeDescriptor.cs
- LightweightCodeGenerator.cs
- TreeNodeConverter.cs
- DbgCompiler.cs
- Command.cs
- ValuePattern.cs