Code:
/ Dotnetfx_Win7_3.5.1 / Dotnetfx_Win7_3.5.1 / 3.5.1 / DEVDIV / depot / DevDiv / releases / Orcas / NetFXw7 / wpf / src / Core / CSharp / System / Windows / QueryContinueDragEventArgs.cs / 1 / QueryContinueDragEventArgs.cs
//---------------------------------------------------------------------------- // // File: QueryContinueDragEventArgs.cs // // Copyright (C) Microsoft Corporation. All rights reserved. // // Description: QueryContinueDragEventArgs for drag-and-drop operation. // // History: // 08/19/2004 : sangilj Created // //--------------------------------------------------------------------------- using System; using System.Diagnostics; using SR=MS.Internal.PresentationCore.SR; using SRID=MS.Internal.PresentationCore.SRID; namespace System.Windows { ////// The QueryContinueDragEventArgs class represents a type of RoutedEventArgs that /// are relevant to QueryContinueDrag event. /// public sealed class QueryContinueDragEventArgs : RoutedEventArgs { //----------------------------------------------------- // // Constructors // //----------------------------------------------------- #region Constructors ////// Initializes a new instance of the QueryContinueDragEventArgs class. /// /// /// Escape key was pressed. /// /// /// Input states. /// internal QueryContinueDragEventArgs(bool escapePressed, DragDropKeyStates dragDropKeyStates) { if (!DragDrop.IsValidDragDropKeyStates(dragDropKeyStates)) { Debug.Assert(false, "Invalid dragDropKeyStates"); } this._escapePressed = escapePressed; this._dragDropKeyStates = dragDropKeyStates; } #endregion Constructors //------------------------------------------------------ // // Public Methods // //----------------------------------------------------- #region Public Methods ////// Escape key was pressed. /// public bool EscapePressed { get { return _escapePressed; } } ////// The DragDropKeyStates that indicates the current states for /// physical keyboard keys and mouse buttons. /// public DragDropKeyStates KeyStates { get {return _dragDropKeyStates;} } ////// The action of drag operation /// public DragAction Action { get { return _action; } set { if (!DragDrop.IsValidDragAction(value)) { throw new ArgumentException(SR.Get(SRID.DragDrop_DragActionInvalid, "value")); } _action = value; } } #endregion Public Methods #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) { QueryContinueDragEventHandler handler = (QueryContinueDragEventHandler)genericHandler; handler(genericTarget, this); } #endregion Protected Methods //----------------------------------------------------- // // Private Fields // //------------------------------------------------------ #region Private Fields private bool _escapePressed; private DragDropKeyStates _dragDropKeyStates; private DragAction _action; #endregion Private Fields } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. // Copyright (c) Microsoft Corporation. All rights reserved. //---------------------------------------------------------------------------- // // File: QueryContinueDragEventArgs.cs // // Copyright (C) Microsoft Corporation. All rights reserved. // // Description: QueryContinueDragEventArgs for drag-and-drop operation. // // History: // 08/19/2004 : sangilj Created // //--------------------------------------------------------------------------- using System; using System.Diagnostics; using SR=MS.Internal.PresentationCore.SR; using SRID=MS.Internal.PresentationCore.SRID; namespace System.Windows { ////// The QueryContinueDragEventArgs class represents a type of RoutedEventArgs that /// are relevant to QueryContinueDrag event. /// public sealed class QueryContinueDragEventArgs : RoutedEventArgs { //----------------------------------------------------- // // Constructors // //----------------------------------------------------- #region Constructors ////// Initializes a new instance of the QueryContinueDragEventArgs class. /// /// /// Escape key was pressed. /// /// /// Input states. /// internal QueryContinueDragEventArgs(bool escapePressed, DragDropKeyStates dragDropKeyStates) { if (!DragDrop.IsValidDragDropKeyStates(dragDropKeyStates)) { Debug.Assert(false, "Invalid dragDropKeyStates"); } this._escapePressed = escapePressed; this._dragDropKeyStates = dragDropKeyStates; } #endregion Constructors //------------------------------------------------------ // // Public Methods // //----------------------------------------------------- #region Public Methods ////// Escape key was pressed. /// public bool EscapePressed { get { return _escapePressed; } } ////// The DragDropKeyStates that indicates the current states for /// physical keyboard keys and mouse buttons. /// public DragDropKeyStates KeyStates { get {return _dragDropKeyStates;} } ////// The action of drag operation /// public DragAction Action { get { return _action; } set { if (!DragDrop.IsValidDragAction(value)) { throw new ArgumentException(SR.Get(SRID.DragDrop_DragActionInvalid, "value")); } _action = value; } } #endregion Public Methods #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) { QueryContinueDragEventHandler handler = (QueryContinueDragEventHandler)genericHandler; handler(genericTarget, this); } #endregion Protected Methods //----------------------------------------------------- // // Private Fields // //------------------------------------------------------ #region Private Fields private bool _escapePressed; private DragDropKeyStates _dragDropKeyStates; private DragAction _action; #endregion Private Fields } } // 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
- DataGridViewAutoSizeColumnModeEventArgs.cs
- FrameAutomationPeer.cs
- TableLayout.cs
- TextFormatter.cs
- COM2PropertyBuilderUITypeEditor.cs
- SpecialFolderEnumConverter.cs
- BulletedListEventArgs.cs
- ProxyWebPart.cs
- DataServiceQueryException.cs
- DataObjectAttribute.cs
- MetadataUtil.cs
- DeviceContexts.cs
- SHA384Managed.cs
- ProfilePropertyNameValidator.cs
- DataServiceRequestOfT.cs
- SByte.cs
- BindToObject.cs
- DbMetaDataCollectionNames.cs
- EncoderFallback.cs
- WebResponse.cs
- Error.cs
- InstanceDataCollection.cs
- RangeBase.cs
- DataColumn.cs
- UIElement3D.cs
- TextEditor.cs
- SerializableAttribute.cs
- ToolboxComponentsCreatedEventArgs.cs
- SafeRegistryKey.cs
- EncryptedPackage.cs
- assertwrapper.cs
- MarginCollapsingState.cs
- ScrollChrome.cs
- BitmapEffect.cs
- MimeBasePart.cs
- TextElement.cs
- CharUnicodeInfo.cs
- CodeAttributeDeclarationCollection.cs
- UiaCoreProviderApi.cs
- StreamGeometry.cs
- DataStreamFromComStream.cs
- ConnectionPoint.cs
- PrintDialog.cs
- HostedImpersonationContext.cs
- BaseAsyncResult.cs
- DbDataAdapter.cs
- AuthenticationModuleElementCollection.cs
- KeyValuePairs.cs
- SplitterEvent.cs
- EmulateRecognizeCompletedEventArgs.cs
- MetadataSection.cs
- _RequestCacheProtocol.cs
- ManagedFilter.cs
- AxImporter.cs
- RowUpdatedEventArgs.cs
- ObjectItemCollectionAssemblyCacheEntry.cs
- UnmanagedMemoryAccessor.cs
- NetworkStream.cs
- ListChangedEventArgs.cs
- ScalarType.cs
- Journaling.cs
- SiblingIterators.cs
- MenuItem.cs
- SessionPageStatePersister.cs
- SqlConnectionHelper.cs
- DiscoveryInnerClientManaged11.cs
- CalendarDesigner.cs
- NavigatorOutput.cs
- AttributeQuery.cs
- XmlSchemaInclude.cs
- DataSource.cs
- ItemList.cs
- MessagePartSpecification.cs
- ChtmlPhoneCallAdapter.cs
- SqlFactory.cs
- XhtmlStyleClass.cs
- ColumnWidthChangingEvent.cs
- SafeNativeMethodsMilCoreApi.cs
- RegionData.cs
- UnaryQueryOperator.cs
- ClockGroup.cs
- PreProcessInputEventArgs.cs
- FileSystemInfo.cs
- PocoEntityKeyStrategy.cs
- WebPartConnectionsEventArgs.cs
- FixedDocumentPaginator.cs
- UxThemeWrapper.cs
- DispatcherHooks.cs
- CodeTypeDeclaration.cs
- DocumentGridPage.cs
- XamlSerializerUtil.cs
- ErrorView.xaml.cs
- ObjectConverter.cs
- NavigationEventArgs.cs
- ChannelBinding.cs
- _AutoWebProxyScriptWrapper.cs
- Substitution.cs
- SymLanguageVendor.cs
- IDispatchConstantAttribute.cs
- ServiceDescriptions.cs