internal void RaiseOnKeyDown(BrowserKeyEventArgs args)
{
if (null != this.m_onKeyDown)
{
this.m_onKeyDown(this, args);
}
}
private static void OnKeyDown(object sender, System.Windows.Input.KeyEventArgs e)
{
if (BrowserEventsHandler == null)
{
return;
}
ItemsControl itemsControl = sender as ItemsControl;
// get selected objects
IEnumerable SourceItems = itemsControl.GetSelectedItems();
// click only apply to one object
object dataObject = SourceItems.Cast <object>().FirstOrDefault();
if (dataObject == null)
{
return;
}
// dynamic cast to view model
BrowserNodeViewModel viewModel = dataObject as BrowserNodeViewModel;
// collect event arguments
BrowserKeyEventArgs args = new BrowserKeyEventArgs()
{
Sender = sender
};
args.BrowserNodeViewModel = viewModel;
args.DataObject = viewModel == null ? null : viewModel.DataObject;
args.Key = e.Key;
// Raise event
bool hookBrowserEvents = GetHookBrowserEvents((UIElement)sender);
if (hookBrowserEvents && BrowserEventsHandler != null)
{
BrowserEventsHandler.RaiseOnKeyDown(args);
}
}