public void RefreshColors()
{
if (refreshing)
{
return;
}
refreshing = true;
int mc = (int)GtkColorClass.Foreground;
int ms = (int)StateType.Insensitive;
if (gtk_colors == null)
{
gtk_colors = new Cairo.Color [(mc + 1) * (ms + 1)];
}
for (int c = (int)GtkColorClass.Light; c <= mc; c++)
{
for (int s = (int)StateType.Normal; s <= ms; s++)
{
Gdk.Color color = Gdk.Color.Zero;
if (widget != null && widget.IsRealized)
{
switch ((GtkColorClass)c)
{
case GtkColorClass.Light: color = widget.Style.LightColors [s]; break;
case GtkColorClass.Mid: color = widget.Style.MidColors [s]; break;
case GtkColorClass.Dark: color = widget.Style.DarkColors [s]; break;
case GtkColorClass.Base: color = widget.Style.BaseColors [s]; break;
case GtkColorClass.Background: color = widget.Style.Backgrounds [s]; break;
case GtkColorClass.Foreground: color = widget.Style.Foregrounds [s]; break;
}
}
else
{
color = new Gdk.Color(0, 0, 0);
}
gtk_colors [c * mc + s] = color.ToCairoColor();
}
}
selection_fill = GetWidgetColor(GtkColorClass.Dark, StateType.Active);
selection_stroke = GetWidgetColor(GtkColorClass.Background, StateType.Selected);
view_fill = GetWidgetColor(GtkColorClass.Base, StateType.Normal);
view_fill_transparent = view_fill;
view_fill_transparent.A = 0;
border_color = GetWidgetColor(GtkColorClass.Dark, StateType.Active);
refreshing = false;
}
public static Color ToCairoColor(this Gdk.Color color, double alpha = 1.0)
{
return(new Color(
(color.Red >> 8) / 255.0,
(color.Green >> 8) / 255.0,
(color.Blue >> 8) / 255.0,
alpha));
}
public static Color FromString(string color_str)
{
Gdk.Color gdk_color = new Gdk.Color (0, 0, 0);
bool success = Gdk.Color.Parse (color_str, ref gdk_color);
if (!success)
throw new ApplicationException ("color_str");
return FromGdkColor (gdk_color);
}