internal static new void InvokeHandler(Delegate handler, IntPtr sender, IntPtr args)
{
DataObjectCopyingEventHandler handler_ = (DataObjectCopyingEventHandler)handler;
if (handler_ != null)
{
handler_(Extend.GetProxy(sender, false), new DataObjectCopyingEventArgs(args, false));
}
}
public static void RemoveCopyingHandler(DependencyObject element, DataObjectCopyingEventHandler handler)
{
throw new NotImplementedException();
}
/// <summary>Removes a DataObject.Copying event handler from a specified element.</summary>
public static void RemoveCopyingHandler(DependencyObject d, DataObjectCopyingEventHandler handler)
{
((UIElement)d).RemoveHandler(CopyingEvent, handler);
}
protected override void OnInitialized(EventArgs e)
{
base.AllowDrop = true;
base.OnInitialized(e);
base.Unloaded += new RoutedEventHandler(this.InputBox_Unloaded);
this.pastingEventHandler = new DataObjectPastingEventHandler(this.InputBox_Pasting);
this.copyingEventHandler = new DataObjectCopyingEventHandler(this.InputBox_Copying);
base.AddHandler(DataObject.PastingEvent, this.pastingEventHandler, true);
base.AddHandler(DataObject.CopyingEvent, this.copyingEventHandler, true);
this.clickedEventHandler = new ImageEx.ClickedEventHandler(this.InputBox_ImageClicked);
base.AddHandler(ImageEx.ClickedEvent, this.clickedEventHandler, false);
base.FontFamily = defaultFontFamily;
base.FontSize = 12.0;
this.executedRoutedEventHandler = new ExecutedRoutedEventHandler(this.ExecutedRoutedEvent);
this.canExecuteRoutedEventHandler = new CanExecuteRoutedEventHandler(this.CanExecuteRoutedEvent);
base.AddHandler(CommandManager.PreviewExecutedEvent, this.executedRoutedEventHandler, true);
base.AddHandler(CommandManager.PreviewCanExecuteEvent, this.canExecuteRoutedEventHandler, true);
}
//......................................................
//
// Events for Clipboard Extensibility
//
//......................................................
#region Events for Clipboard Extensibility
/// <summary>
/// Adds a handler for the Copying attached event
/// </summary>
/// <param name="element">UIElement or ContentElement that listens to this event</param>
/// <param name="handler">
/// 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.
/// </param>
public static void AddCopyingHandler(DependencyObject element, DataObjectCopyingEventHandler handler)
{
UIElement.AddHandler(element, CopyingEvent, handler);
}
//------------------------------------------------------
//
// Protected Methods
//
//------------------------------------------------------
/// <summary>
/// The mechanism used to call the type-specific handler on the target.
/// </summary>
/// <param name="genericHandler">
/// The generic handler to call in a type-specific way.
/// </param>
/// <param name="genericTarget">
/// The target to call the handler on.
/// </param>
protected override void InvokeEventHandler(Delegate genericHandler, object genericTarget)
{
DataObjectCopyingEventHandler handler = (DataObjectCopyingEventHandler)genericHandler;
handler(genericTarget, this);
}
public static void RemoveCopyingHandler (DependencyObject element, DataObjectCopyingEventHandler handler)
{
throw new NotImplementedException ();
}
public static void AddCopyingHandler(DependencyObject element, DataObjectCopyingEventHandler handler)
{
}
public static void AddCopyingHandler(DependencyObject element, DataObjectCopyingEventHandler handler)
{
}