private static void FrameworkElement_Initialized(object sender, EventArgs e)
{
FrameworkElement frameworkElement = (FrameworkElement)sender;
frameworkElement.Initialized -= new EventHandler(FreezeBehavior.FrameworkElement_Initialized);
ResourceDictionary resources = frameworkElement.Resources;
if (resources != null)
{
FreezeBehavior.FreezeResources(resources);
}
}
public static void FreezeResources(ResourceDictionary resources)
{
object[] objArray = new object[resources.Keys.Count];
resources.Keys.CopyTo(objArray, 0);
object[] objArray1 = objArray;
for (int i = 0; i < (int)objArray1.Length; i++)
{
Freezable item = resources[objArray1[i]] as Freezable;
if (item != null && item.CanFreeze)
{
item.Freeze();
}
}
foreach (ResourceDictionary mergedDictionary in resources.MergedDictionaries)
{
FreezeBehavior.FreezeResources(mergedDictionary);
}
}
private static void FreezeBehavior_FreezeResourcesPropertyChanged(DependencyObject target, DependencyPropertyChangedEventArgs e)
{
if (!(bool)e.NewValue)
{
return;
}
ResourceDictionary resources = null;
FrameworkElement frameworkElement = target as FrameworkElement;
FrameworkContentElement frameworkContentElement = target as FrameworkContentElement;
if (frameworkElement != null)
{
if (frameworkElement.IsInitialized)
{
resources = frameworkElement.Resources;
}
else
{
frameworkElement.Initialized += new EventHandler(FreezeBehavior.FrameworkElement_Initialized);
}
}
else if (frameworkContentElement != null)
{
if (frameworkContentElement.IsInitialized)
{
resources = frameworkContentElement.Resources;
}
else
{
frameworkContentElement.Initialized += new EventHandler(FreezeBehavior.FrameworkContentElement_Initialized);
}
}
if (resources != null)
{
FreezeBehavior.FreezeResources(resources);
}
}
