Code:
/ 4.0 / 4.0 / DEVDIV_TFS / Dev10 / Releases / RTMRel / wpf / src / Framework / System / Windows / Media / Animation / ControllableStoryboardAction.cs / 1305600 / ControllableStoryboardAction.cs
/****************************************************************************\ * * File: ControllableStoryboardAction.cs * * This object includes a named Storyboard references. When triggered, the * name is resolved and passed to a derived class method to perform the * actual action. * * Copyright (C) by Microsoft Corporation. All rights reserved. * \***************************************************************************/ using System.ComponentModel; // DefaultValueAttribute using System.Diagnostics; // Debug.Assert using System.Windows.Documents; // TableTemplate using System.Windows.Markup; // INameScope namespace System.Windows.Media.Animation { ////// A controllable storyboard action associates a trigger action with a /// Storyboard. The association from this object is a string that is the name /// of the Storyboard in a resource dictionary. /// public abstract class ControllableStoryboardAction : TriggerAction { ////// Internal constructor - nobody is supposed to ever create an instance /// of this class. Use a derived class instead. /// internal ControllableStoryboardAction() { } ////// Name to use for resolving the storyboard reference needed. This /// points to a BeginStoryboard instance, and we're controlling that one. /// [DefaultValue(null)] public string BeginStoryboardName { get { return _beginStoryboardName; } set { if (IsSealed) { throw new InvalidOperationException(SR.Get(SRID.CannotChangeAfterSealed, "ControllableStoryboardAction")); } // Null is allowed to wipe out existing name - as long as another // valid name is set before Invoke time. _beginStoryboardName = value; } } internal sealed override void Invoke( FrameworkElement fe, FrameworkContentElement fce, Style targetStyle, FrameworkTemplate frameworkTemplate, Int64 layer ) { Debug.Assert( fe != null || fce != null, "Caller of internal function failed to verify that we have a FE or FCE - we have neither." ); Debug.Assert( targetStyle != null || frameworkTemplate != null, "This function expects to be called when the associated action is inside a Style/Template. But it was not given a reference to anything." ); INameScope nameScope = null; if( targetStyle != null ) { nameScope = targetStyle; } else { Debug.Assert( frameworkTemplate != null ); nameScope = frameworkTemplate; } Invoke( fe, fce, GetStoryboard( fe, fce, nameScope ) ); } internal sealed override void Invoke( FrameworkElement fe ) { Debug.Assert( fe != null, "Invoke needs an object as starting point"); Invoke( fe, null, GetStoryboard( fe, null, null ) ); } internal virtual void Invoke( FrameworkElement containingFE, FrameworkContentElement containingFCE, Storyboard storyboard ) { } // Find a Storyboard object for this StoryboardAction to act on, using the // given BeginStoryboardName to find a BeginStoryboard instance and use // its Storyboard object reference. private Storyboard GetStoryboard( FrameworkElement fe, FrameworkContentElement fce, INameScope nameScope ) { if( BeginStoryboardName == null ) { throw new InvalidOperationException(SR.Get(SRID.Storyboard_BeginStoryboardNameRequired)); } BeginStoryboard keyedBeginStoryboard = Storyboard.ResolveBeginStoryboardName( BeginStoryboardName, nameScope, fe, fce ); Storyboard storyboard = keyedBeginStoryboard.Storyboard; if( storyboard == null ) { throw new InvalidOperationException(SR.Get(SRID.Storyboard_BeginStoryboardNoStoryboard, BeginStoryboardName)); } return storyboard; } private string _beginStoryboardName = null; } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. // Copyright (c) Microsoft Corporation. All rights reserved. /****************************************************************************\ * * File: ControllableStoryboardAction.cs * * This object includes a named Storyboard references. When triggered, the * name is resolved and passed to a derived class method to perform the * actual action. * * Copyright (C) by Microsoft Corporation. All rights reserved. * \***************************************************************************/ using System.ComponentModel; // DefaultValueAttribute using System.Diagnostics; // Debug.Assert using System.Windows.Documents; // TableTemplate using System.Windows.Markup; // INameScope namespace System.Windows.Media.Animation { ////// A controllable storyboard action associates a trigger action with a /// Storyboard. The association from this object is a string that is the name /// of the Storyboard in a resource dictionary. /// public abstract class ControllableStoryboardAction : TriggerAction { ////// Internal constructor - nobody is supposed to ever create an instance /// of this class. Use a derived class instead. /// internal ControllableStoryboardAction() { } ////// Name to use for resolving the storyboard reference needed. This /// points to a BeginStoryboard instance, and we're controlling that one. /// [DefaultValue(null)] public string BeginStoryboardName { get { return _beginStoryboardName; } set { if (IsSealed) { throw new InvalidOperationException(SR.Get(SRID.CannotChangeAfterSealed, "ControllableStoryboardAction")); } // Null is allowed to wipe out existing name - as long as another // valid name is set before Invoke time. _beginStoryboardName = value; } } internal sealed override void Invoke( FrameworkElement fe, FrameworkContentElement fce, Style targetStyle, FrameworkTemplate frameworkTemplate, Int64 layer ) { Debug.Assert( fe != null || fce != null, "Caller of internal function failed to verify that we have a FE or FCE - we have neither." ); Debug.Assert( targetStyle != null || frameworkTemplate != null, "This function expects to be called when the associated action is inside a Style/Template. But it was not given a reference to anything." ); INameScope nameScope = null; if( targetStyle != null ) { nameScope = targetStyle; } else { Debug.Assert( frameworkTemplate != null ); nameScope = frameworkTemplate; } Invoke( fe, fce, GetStoryboard( fe, fce, nameScope ) ); } internal sealed override void Invoke( FrameworkElement fe ) { Debug.Assert( fe != null, "Invoke needs an object as starting point"); Invoke( fe, null, GetStoryboard( fe, null, null ) ); } internal virtual void Invoke( FrameworkElement containingFE, FrameworkContentElement containingFCE, Storyboard storyboard ) { } // Find a Storyboard object for this StoryboardAction to act on, using the // given BeginStoryboardName to find a BeginStoryboard instance and use // its Storyboard object reference. private Storyboard GetStoryboard( FrameworkElement fe, FrameworkContentElement fce, INameScope nameScope ) { if( BeginStoryboardName == null ) { throw new InvalidOperationException(SR.Get(SRID.Storyboard_BeginStoryboardNameRequired)); } BeginStoryboard keyedBeginStoryboard = Storyboard.ResolveBeginStoryboardName( BeginStoryboardName, nameScope, fe, fce ); Storyboard storyboard = keyedBeginStoryboard.Storyboard; if( storyboard == null ) { throw new InvalidOperationException(SR.Get(SRID.Storyboard_BeginStoryboardNoStoryboard, BeginStoryboardName)); } return storyboard; } private string _beginStoryboardName = null; } } // 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
- ReadOnlyDataSource.cs
- QilGeneratorEnv.cs
- ManagedWndProcTracker.cs
- SoapMessage.cs
- XmlNamespaceMapping.cs
- DocumentPage.cs
- RelationshipConverter.cs
- Base64Encoder.cs
- CqlLexerHelpers.cs
- TypedServiceOperationListItem.cs
- AuthenticationServiceManager.cs
- Task.cs
- DispatchChannelSink.cs
- CreateParams.cs
- RoutingExtensionElement.cs
- InputLanguageManager.cs
- UIElement3D.cs
- DataGridItemEventArgs.cs
- Drawing.cs
- TriState.cs
- TextUtf8RawTextWriter.cs
- RtfControlWordInfo.cs
- CheckableControlBaseAdapter.cs
- MachineKeyConverter.cs
- CultureInfoConverter.cs
- Int64Storage.cs
- LayoutTableCell.cs
- GraphicsPathIterator.cs
- _FixedSizeReader.cs
- CqlErrorHelper.cs
- MetadataSerializer.cs
- DBDataPermission.cs
- SqlMethodCallConverter.cs
- BufferedWebEventProvider.cs
- EntityFunctions.cs
- ByteStack.cs
- ArraySubsetEnumerator.cs
- ProcessInfo.cs
- LocalizationComments.cs
- WebPart.cs
- LogLogRecordEnumerator.cs
- DynamicRenderer.cs
- ImpersonationContext.cs
- SmtpSpecifiedPickupDirectoryElement.cs
- DefaultObjectMappingItemCollection.cs
- WriteTimeStream.cs
- StateBag.cs
- DataSourceCacheDurationConverter.cs
- MsmqIntegrationSecurityElement.cs
- DbConnectionPoolGroupProviderInfo.cs
- DesignerSerializationOptionsAttribute.cs
- ToolStripScrollButton.cs
- DependencyObjectProvider.cs
- AppliedDeviceFiltersEditor.cs
- IndentTextWriter.cs
- ArglessEventHandlerProxy.cs
- BrowserCapabilitiesFactoryBase.cs
- InvalidTimeZoneException.cs
- SystemIcmpV6Statistics.cs
- SettingsPropertyCollection.cs
- DescendantQuery.cs
- DesignerForm.cs
- XmlSecureResolver.cs
- StickyNote.cs
- DispatchWrapper.cs
- Underline.cs
- BypassElementCollection.cs
- Expressions.cs
- securitycriticaldataClass.cs
- OleAutBinder.cs
- ArrayConverter.cs
- StackOverflowException.cs
- ColumnCollectionEditor.cs
- JsonMessageEncoderFactory.cs
- HitTestResult.cs
- IERequestCache.cs
- PrintDialog.cs
- TableRowGroup.cs
- BufferModesCollection.cs
- HandledMouseEvent.cs
- MailAddress.cs
- CompilerLocalReference.cs
- XamlPoint3DCollectionSerializer.cs
- ProviderException.cs
- XmlSchema.cs
- ServiceDurableInstanceContextProvider.cs
- LayoutDump.cs
- ColorIndependentAnimationStorage.cs
- SecurityDescriptor.cs
- CqlParser.cs
- DispatcherTimer.cs
- SqlBulkCopy.cs
- WorkflowElementDialog.cs
- FixedStringLookup.cs
- CreatingCookieEventArgs.cs
- FormViewInsertEventArgs.cs
- DiffuseMaterial.cs
- RIPEMD160Managed.cs
- ClonableStack.cs
- SQLStringStorage.cs