void IHandle <WaitEvent> .Handle(WaitEvent message)
{
// отбрасываем чужие сообщения
//NOTE: позже можно сделать специальный поиск по вложенным элементам
if (message.Sender != Content &&
(!(Content is IView) || message.Sender != ((IView)Content).DataContext))
{
return;
}
switch (message.Type)
{
case WaitEventType.Start:
if (_captionTemplateWait != null && !_captionTemplateWait.Equals(CaptionTemplate))
{
CaptionTemplate = _captionTemplateWait;
}
break;
case WaitEventType.Stop:
//CaptionTemplate = null;
if (_captionTemplate != null && !_captionTemplate.Equals(CaptionTemplate))
{
CaptionTemplate = _captionTemplate;
}
break;
}
}
private void SetDropDownContentTemplate()
{
if (this.isTemplateApplied == true)
{
DataTemplate template = null;
if (this.DropDownContentTemplateSelector != null)
{
template = this.DropDownContentTemplateSelector.SelectTemplate(this.DropDownContent, this);
}
if (template == null)
{
template = this.DropDownContentTemplate;
}
if (template != null)
{
DependencyObject element = this.GetTemplateChild("DropDownPopupContent");
ContentPresenter dropDownContentElement = element as ContentPresenter;
if (dropDownContentElement != null && !template.Equals(dropDownContentElement.ContentTemplate))
{
dropDownContentElement.ContentTemplate = template;
}
}
}
}