Code:
/ 4.0 / 4.0 / 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. //---------------------------------------------------------------------------- // //// 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
- OptimizerPatterns.cs
- SqlException.cs
- XMLSyntaxException.cs
- CrossSiteScriptingValidation.cs
- TdsParser.cs
- XmlSchemaSimpleContent.cs
- ThreadAbortException.cs
- ArgumentValueSerializer.cs
- HostingEnvironmentSection.cs
- CanExecuteRoutedEventArgs.cs
- ThrowHelper.cs
- GridViewActionList.cs
- AutoResetEvent.cs
- GridSplitterAutomationPeer.cs
- XsdCachingReader.cs
- externdll.cs
- Timer.cs
- Symbol.cs
- VisualStyleTypesAndProperties.cs
- CqlParser.cs
- FormatVersion.cs
- FragmentQueryProcessor.cs
- RijndaelManaged.cs
- LogFlushAsyncResult.cs
- ItemChangedEventArgs.cs
- RtfFormatStack.cs
- ImageFormat.cs
- SqlDataSourceConfigureFilterForm.cs
- OracleDataAdapter.cs
- RegexBoyerMoore.cs
- SerializerDescriptor.cs
- ContainerControl.cs
- SoapMessage.cs
- formatter.cs
- EnumerableRowCollection.cs
- EventWaitHandleSecurity.cs
- ZipPackage.cs
- SafeRightsManagementHandle.cs
- ShapeTypeface.cs
- HttpHandler.cs
- ChannelBinding.cs
- Adorner.cs
- DataGridViewRowHeightInfoNeededEventArgs.cs
- ChoiceConverter.cs
- DecoderReplacementFallback.cs
- Stackframe.cs
- PrivacyNoticeBindingElement.cs
- DataBindEngine.cs
- GlyphInfoList.cs
- XmlBindingWorker.cs
- BlockUIContainer.cs
- ItemList.cs
- securitymgrsite.cs
- CalendarItem.cs
- ProfilePropertySettingsCollection.cs
- CompilationUtil.cs
- ArithmeticException.cs
- DefaultAsyncDataDispatcher.cs
- DynamicHyperLink.cs
- FakeModelPropertyImpl.cs
- Geometry3D.cs
- ToolStripRendererSwitcher.cs
- AppearanceEditorPart.cs
- XmlElementList.cs
- DependencyPropertyDescriptor.cs
- ServiceReference.cs
- CodeGenerator.cs
- SymbolPair.cs
- XmlSchemaObjectTable.cs
- PlainXmlDeserializer.cs
- AsyncResult.cs
- DateTimeHelper.cs
- Int32Collection.cs
- RuntimeWrappedException.cs
- LocationReference.cs
- ActiveXSite.cs
- TiffBitmapDecoder.cs
- WindowsListViewGroup.cs
- Parser.cs
- ValidationEventArgs.cs
- TextModifierScope.cs
- PackageRelationship.cs
- CategoryNameCollection.cs
- UIInitializationException.cs
- SafeRegistryHandle.cs
- _Events.cs
- RadioButton.cs
- ChannelDispatcherBase.cs
- WizardPanel.cs
- Executor.cs
- HostSecurityManager.cs
- MergeFilterQuery.cs
- TextPattern.cs
- TableLayoutStyle.cs
- XmlArrayItemAttributes.cs
- CapabilitiesSection.cs
- ServiceDescription.cs
- VectorKeyFrameCollection.cs
- PathData.cs
- ToolStripSeparator.cs