void OnContentTemplateChanged(AbstractProperty property, object oldValue)
{
if (ContentTemplate == null)
{
InstallAutomaticContentDataTemplate();
return;
}
SetTemplateControl(ContentTemplate.LoadContent(this) as FrameworkElement);
}
public void DoTransition(object newContent, ITransition transition)
{
if (newContent == null)
{
Children.Clear();
return;
}
UIElement view;
if (ContentTemplate != null)
{
var template = ContentTemplate.LoadContent();
var fe = template as FrameworkElement;
if (fe != null)
{
fe.DataContext = newContent;
}
view = template as UIElement;
}
else
{
view = newContent as UIElement;
}
if (view == null)
{
return;
}
if (Children.Count > 0)
{
if (transition.RequiresNewContentTopmost)
{
Children.Add(view);
transition.BeginTransition(this, Children[0], view);
}
else
{
Children.Insert(0, view);
transition.BeginTransition(this, Children[1], view);
}
}
else
{
Children.Add(view);
TransitionEnded(transition, null, view);
}
}
private void UpdateContentTemplate()
{
Child = ContentTemplate?.LoadContent() as UIElement;
if (Child == null)
{
return;
}
this.textBox = ((FrameworkElement)Child)?.FindName("entry") as TextBoxEx;
if (this.textBox == null)
{
throw new InvalidOperationException("Need an entry TextBoxEx for EntryPopup");
}
}
public override void OnApplyTemplate()
{
GoToState(Drawing);
base.OnApplyTemplate();
ReSize();
var content = (ContentControl)GetTemplateChild("Content");
content.Content = ContentTemplate.LoadContent();
var headerContent = (ContentControl)GetTemplateChild("HeaderContent");
headerContent.Content = HeaderTemplate.LoadContent();
headerContent.MouseLeftButtonUp += HeaderContentMouseLeftButtonUp;
headerContent.MouseEnter += UniformItemMouseEnter;
headerContent.MouseLeave += UniformItemMouseLeave;
}