private Brush FindForeground()
{
Brush foreground = HighlightForeground;
if (foreground == null)
{
foreground = Foreground;
}
if (foreground == null)
{
ChatMessageCallout callout = this.FindParent <ChatMessageCallout>();
if (callout != null)
{
foreground = callout.Foreground;
}
}
if (foreground == null)
{
foreground = TryFindResource("ForegroundBrush") as SolidColorBrush;
}
return(foreground);
}
private Brush FindBackground()
{
Brush background = HighlightBackground;
if (background == null)
{
background = Background;
}
if (background == null)
{
ChatMessageCallout callout = this.FindParent <ChatMessageCallout>();
if (callout != null)
{
background = callout.Background;
}
}
if (background == null)
{
background = TryFindResource("ChatMessageCalloutNormalBackgroundBrush") as SolidColorBrush;
}
return(background);
}
