private static void ApplyTheme(FrameworkElement targetElement, Uri dictionaryUri)
{
if (targetElement == null) return;
try
{
Theme themeDictionary = null;
if (dictionaryUri != null)
{
themeDictionary = new Theme();
try
{
themeDictionary.Source = dictionaryUri;
}
catch (FileNotFoundException e)
{
ErrorWindow debugWindow = new ErrorWindow("debugging error: Selected Theme Xaml not found \n \n"+e.FusionLog);
debugWindow.ShowDialog();
}
// add the new dictionary to the collection of merged dictionaries of the target object
targetElement.Resources.MergedDictionaries.Insert(0, themeDictionary);
}
// find if the target element already has a theme applied
List<Theme> existingDictionaries =
(from dictionary in targetElement.Resources.MergedDictionaries.OfType<Theme>()
select dictionary).ToList();
// remove the existing dictionaries
foreach (Theme thDictionary in existingDictionaries)
{
if (themeDictionary == thDictionary) continue; // don't remove the newly added dictionary
targetElement.Resources.MergedDictionaries.Remove(thDictionary);
}
}
finally { }
}
/**************************************************************************************************************************
* Created Alejandro Sosa
**************************************************************************************************************************/
private void showErrorMessage(String messageOfDoom)
{
ErrorWindow bearerOfBadNews = new ErrorWindow(messageOfDoom);
bearerOfBadNews.ShowDialog();
}
