private void PrepareUi() {
try {
ToolTipService.ShowOnDisabledProperty.OverrideMetadata(typeof(DependencyObject), new FrameworkPropertyMetadata(true));
ToolTipService.InitialShowDelayProperty.OverrideMetadata(typeof(DependencyObject), new FrameworkPropertyMetadata(700));
ItemsControl.IsTextSearchCaseSensitiveProperty.OverrideMetadata(typeof(ComboBox), new FrameworkPropertyMetadata(true));
} catch (Exception e) {
Logging.Error(e);
}
PopupHelper.Initialize();
}