private void CreateCaptionForControl(UIElement control)
{
DialogPanel.AddCaptionChangedEventHandler(control, this.ControlCaptionChanged);
object Caption = DialogPanel.GetCaption(control);
if (Caption != null)
{
UIElement CaptionControl;
if (Caption is UIElement)
{
CaptionControl = (UIElement)Caption;
}
else
{
ContentPresenter Presenter = new ContentPresenter();
Presenter.SetBinding(ContentPresenter.ContentProperty, new Binding {
Source = control, Path = new PropertyPath(DialogPanel.CaptionProperty), BindsDirectlyToSource = true
});
Presenter.SetBinding(ContentPresenter.ContentTemplateProperty, new Binding {
BindsDirectlyToSource = true, Source = this, Path = new PropertyPath("CaptionTemplate")
});
CaptionControl = Presenter;
}
this.captionControls.Add(control, CaptionControl);
this.AddVisualChild(CaptionControl);
}
else
{
//Ignore: there is no caption, This means, the control shall have full width
}
this.InvalidateMeasure();
}
public void RemoveMember(DialogPanel panel)
{
this.members.Remove(panel);
panel.IsVisibleChanged -= this.PanelIsVisibleChanged;
panel.LayoutUpdated -= this.PanelLayoutChanged;
this.Update(null);
}
public void AddMember(DialogPanel panel)
{
this.members.Add(panel);
panel.IsVisibleChanged += this.PanelIsVisibleChanged;
panel.LayoutUpdated += this.PanelLayoutChanged;
this.Update(null);
}
private void DisposeCaptionForControl(UIElement control)
{
DialogPanel.RemoveCaptionChangedEventHandler(control, this.ControlCaptionChanged);
if (this.captionControls.ContainsKey(control))
{
UIElement CaptionControl = this.captionControls[control];
this.RemoveVisualChild(CaptionControl);
this.captionControls.Remove(control);
}
}
private void Update(DialogPanel sender)
{
this.CaptionWidth = (from Panel in this.members where Panel.IsVisible select Panel.CalculatedCaptionWidth).Union(new[] { 0d }).Max();
foreach (DialogPanel Panel in this.members)
{
// Force update on all panels with different captions width.
// Sender is skipped, because it is in middle of calculation and will consider new value automatically
if (Panel != sender && Panel.UsedCaptionWidth != this.CaptionWidth)
{
Panel.InvalidateMeasure();
}
}
}
private static void OnPrivateSynchronisationRootPropertyChanged(DependencyObject dependencyObject, DependencyPropertyChangedEventArgs e)
{
DialogPanel Panel = (DialogPanel)dependencyObject;
PanelSynchronisationRoot SynchronisationRoot = (PanelSynchronisationRoot)e.NewValue;
if (Panel.synchronisationRoot != null)
{
// if definition is already registered And shared size scope is changing,
// then un-register the definition from the current shared size state object.
Panel.synchronisationRoot.RemoveMember(Panel);
Panel.synchronisationRoot = null;
}
if ((Panel.synchronisationRoot == null) && (SynchronisationRoot != null))
{
// if definition is not registered and both: shared size group id AND private shared scope
// are available, then register definition.
Panel.synchronisationRoot = SynchronisationRoot;
Panel.synchronisationRoot.AddMember(Panel);
}
}
public void NotifyMeasured(DialogPanel dialogPanel)
{
this.Update(dialogPanel);
}
