// Gets the input gesture text from the command text if it hasn't been explicitly specified
private static object CoerceInputGestureText(DependencyObject d, object value)
{
ButtonBase button = (ButtonBase)d;
RoutedCommand routedCommand;
if (string.IsNullOrEmpty((string)value) && !button.HasNonDefaultValue(InputGestureTextProperty) &&
(routedCommand = button.Command as RoutedCommand) != null)
{
InputGestureCollection col = routedCommand.InputGestures;
if ((col != null) && (col.Count >= 1))
{
// Search for the first key gesture
for (int i = 0; i < col.Count; i++)
{
KeyGesture keyGesture = ((IList)col)[i] as KeyGesture;
if (keyGesture != null)
{
return(keyGesture.GetDisplayStringForCulture(CultureInfo.CurrentCulture));
}
}
}
}
return(value);
}
// Set the label to the command text if no label has been explicitly specified
private static object CoerceLabel(DependencyObject d, object value)
{
ButtonBase button = (ButtonBase)d;
RoutedUICommand uiCommand;
// If no label has been set, use the command's text
if (string.IsNullOrEmpty(value as string) && !button.HasNonDefaultValue(LabelProperty))
{
uiCommand = button.Command as RoutedUICommand;
if (uiCommand != null)
{
value = uiCommand.Text;
}
return(value);
}
return(value);
}