/// <summary>
/// Init constructor.
/// </summary>
public DependencyObjectDispatcher(System.Windows.DependencyObject dependencyObject, System.Windows.Threading.DispatcherPriority priority)
{
if (dependencyObject == null || dependencyObject.Dispatcher == null)
{
throw new ArgumentNullException("dependencyObject");
}
_dispatcher = dependencyObject.Dispatcher;
_priority = priority;
}
/// <summary>
/// Constructs a DispatcherScheduler that schedules units of work on the given <see cref="System.Windows.Threading.Dispatcher"/> at the given priority.
/// </summary>
/// <param name="dispatcher">Dispatcher to schedule work on.</param>
/// <param name="priority">Priority at which units of work are scheduled.</param>
/// <exception cref="ArgumentNullException"><paramref name="dispatcher"/> is null.</exception>
public DispatcherScheduler(System.Windows.Threading.Dispatcher dispatcher, System.Windows.Threading.DispatcherPriority priority)
{
if (dispatcher == null)
{
throw new ArgumentNullException(nameof(dispatcher));
}
_dispatcher = dispatcher;
_priority = priority;
}
public static void SubmitWorkItem(Action action, System.Windows.Threading.DispatcherPriority priority)
{
if (allowNextProcess && !_touchupOccured)
{
allowNextProcess = false;
System.Windows.Application.Current.Dispatcher.BeginInvoke(
priority,
action
).Completed += dispatcherOperation_Completed;
}
}
/// <summary>
/// Constructs a DispatcherScheduler that schedules units of work on the given <see cref="System.Windows.Threading.Dispatcher"/>.
/// </summary>
/// <param name="dispatcher">Dispatcher to schedule work on.</param>
/// <exception cref="ArgumentNullException"><paramref name="dispatcher"/> is null.</exception>
public DispatcherScheduler(System.Windows.Threading.Dispatcher dispatcher)
{
if (dispatcher == null)
{
throw new ArgumentNullException(nameof(dispatcher));
}
_dispatcher = dispatcher;
#if HAS_DISPATCHER_PRIORITY
_priority = Windows.Threading.DispatcherPriority.Normal;
#endif
}
public static void Focus(UIElement element, System.Windows.Threading.DispatcherPriority priority, Func <bool> shouldSetFocus)
{
Debug.Assert(element != null);
element.Dispatcher.BeginInvoke(priority, (Action)(() =>
{
if (shouldSetFocus())
{
element.Focus();
if (element.Focusable)
{
Keyboard.Focus(element);
}
}
}));
}
public void Redraw(ISegment segment, System.Windows.Threading.DispatcherPriority priority)
{
this.adapter.TextEditor.TextArea.TextView.Redraw(segment, priority);
}
public static void Focus(UIElement element, System.Windows.Threading.DispatcherPriority priority)
{
Focus(element, priority, () => true);
}
/// <summary>
/// Creates new dispatcher based on given System.Windows dispatcher object.
/// </summary>
public static IEventDispatcher Create(System.Windows.Threading.Dispatcher dispatcher, System.Windows.Threading.DispatcherPriority priority)
{
return(new DependencyObjectDispatcher(dispatcher, priority));
}
public void DispatchOnUIThread(Action action, System.Windows.Threading.DispatcherPriority priority) => _inner.DispatchOnUIThread(action, priority);
/// <summary/>
public void BeginInvokeShutdown(System.Windows.Threading.DispatcherPriority priority)
{
new System.Security.PermissionSet(System.Security.Permissions.PermissionState.Unrestricted).Assert();
InnerObject.BeginInvokeShutdown(priority);
}
public static void Invoke(this System.Windows.Threading.Dispatcher dispatcher, System.Action action, System.Windows.Threading.DispatcherPriority priority)
{
}
public static System.Windows.Threading.DispatcherOperation BeginInvoke(this System.Windows.Threading.Dispatcher dispatcher, System.Action action, System.Windows.Threading.DispatcherPriority priority)
{
throw null;
}