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 void DrawHeaderHighlight(Cairo.Context cr, Gdk.Rectangle alloc, int bottom_offset)
{
Cairo.Color gtk_selection_color = GetWidgetColor(GtkColorClass.Background, StateType.Selected);
Cairo.Color light_color = gtk_selection_color.ColorShade(1.6);
Cairo.Color dark_color = gtk_selection_color.ColorShade(1.3);
LinearGradient grad = new LinearGradient(alloc.X, alloc.Y + 2, alloc.X, alloc.Y + alloc.Height - 3 - bottom_offset);
grad.AddColorStop(0, light_color);
grad.AddColorStop(1, dark_color);
cr.Pattern = grad;
cr.Rectangle(alloc.X, alloc.Y + 2, alloc.Width - 2, alloc.Height - 2 - bottom_offset);
cr.Fill();
}
public void DrawHeaderBackground(Cairo.Context cr, Gdk.Rectangle alloc, int bottom_offset, bool fill)
{
Cairo.Color gtk_background_color = GetWidgetColor(GtkColorClass.Background, StateType.Normal);
Cairo.Color gtk_base_color = GetWidgetColor(GtkColorClass.Base, StateType.Normal);
Cairo.Color light_color = gtk_background_color.ColorShade(1.1);
Cairo.Color dark_color = gtk_background_color.ColorShade(0.95);
CairoCorners corners = CairoCorners.TopLeft | CairoCorners.TopRight;
if (fill)
{
LinearGradient grad = new LinearGradient(alloc.X, alloc.Y, alloc.X, alloc.Y + alloc.Height);
grad.AddColorStop(0, light_color);
grad.AddColorStop(0.75, dark_color);
grad.AddColorStop(0, light_color);
cr.Pattern = grad;
cr.RoundedRectangle(alloc.X, alloc.Y, alloc.Width, alloc.Height - bottom_offset, BORDER_RADIUS, corners);
cr.Fill();
cr.Color = gtk_base_color;
cr.Rectangle(alloc.X, alloc.Y + alloc.Height - bottom_offset, alloc.Width, bottom_offset);
cr.Fill();
}
else
{
cr.Color = gtk_base_color;
cr.RoundedRectangle(alloc.X, alloc.Y, alloc.Width, alloc.Height, BORDER_RADIUS, corners);
cr.Fill();
}
cr.LineWidth = 1.0;
cr.Translate(alloc.X + 0.5, alloc.Y + 0.5);
cr.Color = border_color;
cr.RoundedRectangle(alloc.X, alloc.Y, alloc.Width - 1, alloc.Height + 4, BORDER_RADIUS, corners);
cr.Stroke();
if (fill)
{
cr.LineWidth = 1;
cr.Antialias = Cairo.Antialias.None;
cr.MoveTo(alloc.X + 1, alloc.Y + alloc.Height - 1 - bottom_offset);
cr.LineTo(alloc.X + alloc.Width - 1, alloc.Y + alloc.Height - 1 - bottom_offset);
cr.Stroke();
cr.Antialias = Cairo.Antialias.Default;
}
}
public void DrawHeaderSeparator(Cairo.Context cr, Gdk.Rectangle alloc, int x, int bottom_offset)
{
Cairo.Color gtk_background_color = GetWidgetColor(GtkColorClass.Background, StateType.Normal);
Cairo.Color dark_color = gtk_background_color.ColorShade(0.80);
Cairo.Color light_color = gtk_background_color.ColorShade(1.1);
int y_1 = alloc.Y + 3;
int y_2 = alloc.Y + alloc.Height - 3 - bottom_offset;
cr.LineWidth = 1;
cr.Antialias = Cairo.Antialias.None;
cr.Color = dark_color;
cr.MoveTo(x, y_1);
cr.LineTo(x, y_2);
cr.Stroke();
cr.Color = light_color;
cr.MoveTo(x + 1, y_1);
cr.LineTo(x + 1, y_2);
cr.Stroke();
cr.Antialias = Cairo.Antialias.Default;
}
