protected override void FocusContent()
{
WpfWorkbench.FocusDebug("{0}.FocusContent() IsActiveContent={1} IsKeyboardFocusWithin={2} Keyboard.FocusedElement={3}",
Title, IsActiveContent, IsKeyboardFocusWithin, Keyboard.FocusedElement);
if (!(IsActiveContent && !IsKeyboardFocusWithin))
{
return;
}
IInputElement activeChild = CustomFocusManager.GetFocusedChild(this);
WpfWorkbench.FocusDebug("{0}.FocusContent() - Will move focus (activeChild={1})", this.Title, activeChild);
// use lambda for fetching the active child - this is necessary because the ActiveViewContent might change until the background
// action is called
AvalonWorkbenchWindow.SetFocus(this, () => activeChild ?? (ActiveViewContent != null ? ActiveViewContent.InitiallyFocusedControl as IInputElement : null));
}
internal static void SetFocus(ManagedContent m, Func <IInputElement> activeChildFunc, bool forceSetFocus = false)
{
m.Dispatcher.BeginInvoke(
DispatcherPriority.Background,
new Action(
delegate {
// ensure that condition for FocusContent() is still fulfilled
// (necessary to avoid focus switching loops when changing layouts)
if (!forceSetFocus && !(m.IsActiveContent && !m.IsKeyboardFocusWithin))
{
WpfWorkbench.FocusDebug("{0} - not moving focus (IsActiveContent={1}, IsKeyboardFocusWithin={2})",
m.Title, m.IsActiveContent, m.IsKeyboardFocusWithin);
return;
}
IInputElement activeChild = activeChildFunc();
WpfWorkbench.FocusDebug("{0} - moving focus to: {1}", m.Title, activeChild != null ? activeChild.ToString() : "<null>");
if (activeChild != null)
{
Keyboard.Focus(activeChild);
}
}));
}
void dockingManager_PropertyChanged(object sender, System.ComponentModel.PropertyChangedEventArgs e)
{
if (e.PropertyName == "ActiveContent")
{
WpfWorkbench.FocusDebug("AvalonDock: ActiveContent changed to {0}", WpfWorkbench.GetElementName(dockingManager.ActiveContent));
if (ActiveContentChanged != null)
{
ActiveContentChanged(this, e);
}
CommandManager.InvalidateRequerySuggested();
}
else if (e.PropertyName == "ActiveDocument")
{
WpfWorkbench.FocusDebug("AvalonDock: ActiveDocument changed to {0}", WpfWorkbench.GetElementName(dockingManager.ActiveDocument));
if (ActiveWorkbenchWindowChanged != null)
{
ActiveWorkbenchWindowChanged(this, e);
}
CommandManager.InvalidateRequerySuggested();
}
}
