Code:
/ Dotnetfx_Vista_SP2 / Dotnetfx_Vista_SP2 / 8.0.50727.4016 / DEVDIV / depot / DevDiv / releases / Orcas / QFE / wpf / src / Core / CSharp / System / Windows / DataObjectCopyingEventArgs.cs / 1 / 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
- bidPrivateBase.cs
- KeyGesture.cs
- securestring.cs
- ControlAdapter.cs
- XNodeValidator.cs
- ReflectionTypeLoadException.cs
- GridItemPattern.cs
- OutputCacheProfileCollection.cs
- UMPAttributes.cs
- MultiSelector.cs
- CqlParserHelpers.cs
- Connector.xaml.cs
- TraceInternal.cs
- FilterElement.cs
- GetBrowserTokenRequest.cs
- DataListItemEventArgs.cs
- WebControlParameterProxy.cs
- ServiceMemoryGates.cs
- TemplatePropertyEntry.cs
- SchemaHelper.cs
- SynchronizationLockException.cs
- WindowsListBox.cs
- SchemaObjectWriter.cs
- OutputCacheProviderCollection.cs
- ParseChildrenAsPropertiesAttribute.cs
- Solver.cs
- LassoHelper.cs
- DictionaryManager.cs
- ComponentSerializationService.cs
- ComboBoxRenderer.cs
- WindowsNonControl.cs
- WebSysDefaultValueAttribute.cs
- MulticastNotSupportedException.cs
- ResourceWriter.cs
- ReferencedCollectionType.cs
- hresults.cs
- ZoneLinkButton.cs
- ButtonBase.cs
- AutoSizeComboBox.cs
- PlatformNotSupportedException.cs
- ChineseLunisolarCalendar.cs
- Module.cs
- RSACryptoServiceProvider.cs
- SessionState.cs
- WebRequestModuleElementCollection.cs
- Int32KeyFrameCollection.cs
- HostingPreferredMapPath.cs
- WmiPutTraceRecord.cs
- ParameterToken.cs
- ToolboxDataAttribute.cs
- Tool.cs
- DefaultMemberAttribute.cs
- Vector3DCollectionValueSerializer.cs
- DataGridCellAutomationPeer.cs
- ApplicationId.cs
- Panel.cs
- Label.cs
- DateTimeHelper.cs
- BooleanExpr.cs
- ZoomPercentageConverter.cs
- XmlnsPrefixAttribute.cs
- XmlSignatureProperties.cs
- StringStorage.cs
- DeferredTextReference.cs
- WebPartsSection.cs
- UntypedNullExpression.cs
- CultureMapper.cs
- KeyPullup.cs
- DSASignatureFormatter.cs
- SpotLight.cs
- GridViewUpdatedEventArgs.cs
- SRef.cs
- TimeStampChecker.cs
- ValueSerializer.cs
- TranslateTransform.cs
- ConfigurationSectionCollection.cs
- ContentType.cs
- WebControlsSection.cs
- InkCanvasInnerCanvas.cs
- ListContractAdapter.cs
- EntityWrapperFactory.cs
- RightsManagementEncryptionTransform.cs
- CommentEmitter.cs
- BlockExpression.cs
- TabControlAutomationPeer.cs
- TraceContext.cs
- OperatorExpressions.cs
- WpfXamlType.cs
- ViewLoader.cs
- DeclarationUpdate.cs
- FloatSumAggregationOperator.cs
- UpDownBaseDesigner.cs
- Assert.cs
- HttpDebugHandler.cs
- _AutoWebProxyScriptHelper.cs
- XamlLoadErrorInfo.cs
- FontNameConverter.cs
- SynchronousChannelMergeEnumerator.cs
- VoiceInfo.cs
- HasCopySemanticsAttribute.cs