Code:
/ 4.0 / 4.0 / untmp / DEVDIV_TFS / Dev10 / Releases / RTMRel / wpf / src / Core / CSharp / System / Windows / DataObjectCopyingEventArgs.cs / 1305600 / DataObjectCopyingEventArgs.cs
//---------------------------------------------------------------------------- // //// Copyright (C) Microsoft Corporation. All rights reserved. // // // Description: DataObject.Copying event arguments // //--------------------------------------------------------------------------- using System; namespace System.Windows { ////// Arguments for the DataObject.Copying event. /// /// The DataObject.Copying event is raised when an editor /// has converted a content of selection into all appropriate /// clipboard data formats, collected them all in DataObject /// and is ready to put the objet onto the Clipboard. /// An application can inspect DataObject, change, remove or /// add some data formats into it and decide whether to proceed /// with the copying or cancel it. /// public sealed class DataObjectCopyingEventArgs : DataObjectEventArgs { //----------------------------------------------------- // // Constructors // //----------------------------------------------------- #region Constructors ////// Creates an arguments for a DataObject.Copying event. /// This object created by editors executing a Copy and Drag. /// /// /// DataObject filled in with all appropriate data formats /// and ready for putting into the Clipboard /// or to used in dragging gesture. /// /// /// A flag indicating if this operation is part of drag/drop. /// Copying event is fired on drag start. /// public DataObjectCopyingEventArgs(IDataObject dataObject, bool isDragDrop) // : base(System.Windows.DataObject.CopyingEvent, isDragDrop) { if (dataObject == null) { throw new ArgumentNullException("dataObject"); } _dataObject = dataObject; } #endregion Constructors //------------------------------------------------------ // // Public Properties // //----------------------------------------------------- #region Public Properties ////// DataObject filled in with all appropriate data formats /// and ready for putting into the Clipboard. /// public IDataObject DataObject { get { return _dataObject; } } #endregion Public Properties #region Protected Methods //------------------------------------------------------ // // Protected Methods // //------------------------------------------------------ ////// The mechanism used to call the type-specific handler on the target. /// /// /// The generic handler to call in a type-specific way. /// /// /// The target to call the handler on. /// protected override void InvokeEventHandler(Delegate genericHandler, object genericTarget) { DataObjectCopyingEventHandler handler = (DataObjectCopyingEventHandler)genericHandler; handler(genericTarget, this); } #endregion Protected Methods //----------------------------------------------------- // // Private Fields // //------------------------------------------------------ #region Private Fields private IDataObject _dataObject; #endregion Private Fields } ////// The delegate to use for handlers that receive the DataObject.Copying event. /// ////// A handler for DataObject.Copying event. /// The handler is expected to inspect the content of a data object /// passed via event arguments (DataObjectCopyingEventArgs.DataObject) /// and add additional (custom) data format to it. /// It's also possible for the handler to change /// the contents of other data formats already put on DataObject /// or even remove some of those formats. /// All this happens before DataObject is put on /// the Clipboard (in copy operation) or before DragDrop /// process starts. /// The handler can cancel the whole copying event /// by calling DataObjectCopyingEventArgs.CancelCommand method. /// For the case of Copy a command will be cancelled, /// for the case of DragDrop a dragdrop process will be /// terminated in the beginning. /// public delegate void DataObjectCopyingEventHandler(object sender, DataObjectCopyingEventArgs e); } // 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
- AuthorizationRule.cs
- FolderLevelBuildProviderCollection.cs
- StylusPlugInCollection.cs
- PointF.cs
- WindowsBrush.cs
- ToolStripSettings.cs
- __TransparentProxy.cs
- XPathDescendantIterator.cs
- GenericXmlSecurityTokenAuthenticator.cs
- IPEndPointCollection.cs
- StackSpiller.cs
- ImageListImage.cs
- WSFederationHttpSecurity.cs
- EntityFunctions.cs
- InstanceOwnerQueryResult.cs
- DockPattern.cs
- WorkflowItemsPresenter.cs
- exports.cs
- TakeOrSkipWhileQueryOperator.cs
- Compilation.cs
- RunWorkerCompletedEventArgs.cs
- DispatcherExceptionFilterEventArgs.cs
- PropertySourceInfo.cs
- SelectionProcessor.cs
- QueryTaskGroupState.cs
- WebProxyScriptElement.cs
- QilDataSource.cs
- EntityDataSource.cs
- MatrixTransform.cs
- Connector.xaml.cs
- ExpressionBindingCollection.cs
- ServiceElementCollection.cs
- ServicesExceptionNotHandledEventArgs.cs
- CodeIterationStatement.cs
- ResXFileRef.cs
- ClientScriptManagerWrapper.cs
- TreeViewImageIndexConverter.cs
- ListDictionaryInternal.cs
- DataGridTable.cs
- HwndSourceKeyboardInputSite.cs
- BufferBuilder.cs
- ProjectionCamera.cs
- ContextStack.cs
- ButtonBase.cs
- EFDataModelProvider.cs
- Group.cs
- OptimizerPatterns.cs
- IsolatedStoragePermission.cs
- Msmq4PoisonHandler.cs
- PrimaryKeyTypeConverter.cs
- AdapterSwitches.cs
- DateTime.cs
- SqlClientFactory.cs
- PageThemeParser.cs
- ServiceAuthorizationManager.cs
- WebException.cs
- MoveSizeWinEventHandler.cs
- Delegate.cs
- TableLayoutStyle.cs
- HandlerMappingMemo.cs
- BamlTreeMap.cs
- CorrelationToken.cs
- BitmapEffectState.cs
- ProtocolsConfigurationHandler.cs
- CompositeFontInfo.cs
- SafeArrayTypeMismatchException.cs
- FlowDocumentReaderAutomationPeer.cs
- BaseCollection.cs
- ControlType.cs
- ValueProviderWrapper.cs
- DbProviderFactories.cs
- PngBitmapEncoder.cs
- GiveFeedbackEvent.cs
- XPathNavigatorKeyComparer.cs
- RectAnimation.cs
- ConfigXmlWhitespace.cs
- FlowLayoutSettings.cs
- RowUpdatingEventArgs.cs
- Matrix.cs
- TableLayoutPanel.cs
- SecUtil.cs
- GuidConverter.cs
- SemanticResultValue.cs
- QueryExtender.cs
- MergeFilterQuery.cs
- Buffer.cs
- WebPartConnectionsDisconnectVerb.cs
- HtmlEncodedRawTextWriter.cs
- FrameworkContentElementAutomationPeer.cs
- EntityCommand.cs
- BooleanConverter.cs
- ProfilePropertySettingsCollection.cs
- ImageKeyConverter.cs
- _CommandStream.cs
- TraceSection.cs
- RtfFormatStack.cs
- StringValueSerializer.cs
- DbMetaDataCollectionNames.cs
- TaskFileService.cs
- MemoryMappedView.cs