bool OnReplaceText(CCIMEKeybardEventArgs eventArgs)
{
var handler = ReplaceText;
if (handler != null)
{
return(ProcessCancelableEvent(handler, eventArgs));
}
return(false);
}
private bool ProcessCancelableEvent(EventHandler <CCIMEKeybardEventArgs> handler, CCIMEKeybardEventArgs eventArgs)
{
var canceled = false;
Delegate inFocusDelegate = null;
var sender = TextFieldInFocus;
foreach (var instantHandler in handler.GetInvocationList())
{
if (eventArgs.Cancel)
{
break;
}
// Make sure we process all event handlers except for our focused text field
// We need to process it at the end to give the other event handlers a chance
// to cancel the event from propogating to our focused text field.
if (instantHandler.Target == sender)
{
inFocusDelegate = instantHandler;
}
else
{
instantHandler.DynamicInvoke(sender, eventArgs);
}
}
canceled = eventArgs.Cancel;
if (inFocusDelegate != null && !canceled)
{
inFocusDelegate.DynamicInvoke(sender, eventArgs);
}
return(canceled);
}
private void TextFieldIMEImplementation_DeleteBackward(object sender, CCIMEKeybardEventArgs e)
{
DeleteBackwards();
}
private void TextFieldIMEImplementation_InsertText(object sender, CCIMEKeybardEventArgs e)
{
InsertText(e.Text, e.Length);
}
