private object CreatePrismInstance()
{
if (this.IsInDesignMode())
{
var designTimeBlankContainer = new Grid
{
Background = new SolidColorBrush(Color.FromArgb(50, 120, 120, 120)),
};
if (_prismDataTemplate.DesignWidth.HasValue) designTimeBlankContainer.Width = _prismDataTemplate.DesignWidth.Value;
if (_prismDataTemplate.DesignHeight.HasValue) designTimeBlankContainer.Height = _prismDataTemplate.DesignHeight.Value;
var formatText = string.Format("Prism template: {0}", _prismDataTemplate.ServiceType.Name);
if (!string.IsNullOrEmpty(_prismDataTemplate.Key)) formatText += string.Format(", {0}", _prismDataTemplate.Key);
designTimeBlankContainer.Children.Add(new TextBlock
{
Text = formatText,
VerticalAlignment = VerticalAlignment.Center,
HorizontalAlignment = HorizontalAlignment.Center,
});
return designTimeBlankContainer;
}
var view = ServiceLocator.Current.GetInstance(_prismDataTemplate.ServiceType, _prismDataTemplate.Key) as FrameworkElement;
if (view == null)
{
var error = string.Format("Service type {0} with {1} key object must be inherited from FrameworkElement",
_prismDataTemplate.ServiceType,
_prismDataTemplate.Key);
throw new ArgumentException(error);
}
var container = new ContentPresenter
{
Content = view
};
container.AddHandler(FrameworkElement.LoadedEvent, new RoutedEventHandler(LoadedRoutedEventHandler));
container.AddHandler(FrameworkElement.UnloadedEvent, new RoutedEventHandler(UnloadedRoutedEventHandler));
return container;
}
