public void DrawCellBackground(Context cr, ColumnBackgroundType bgType, int x, int y, int width, int height)
{
Color bg_color = GetWidgetColor(GtkColorClass.Background, StateType.Active);
Color bg_normal = GetWidgetColor(GtkColorClass.Background, StateType.Normal);
switch (bgType)
{
case ColumnBackgroundType.Normal:
cr.Color = bg_normal;
cr.Rectangle(x, y, width, height);
cr.Fill();
break;
case ColumnBackgroundType.Hint:
cr.Color = bg_color.ColorShade(1.2);
cr.Rectangle(x, y, width, height);
cr.Fill();
break;
case ColumnBackgroundType.Sorted:
cr.Color = bg_color.ColorShade(1.2);
cr.Rectangle(x, y, width, height);
cr.Fill();
break;
case ColumnBackgroundType.SortedHint:
cr.Color = bg_color.ColorShade(1.1);;
cr.Rectangle(x, y, width, height);
cr.Fill();
break;
default:
throw new ArgumentOutOfRangeException("bgType");
}
}
public void DrawFooterBackground(Cairo.Context cr, Gdk.Rectangle alloc, int top_offset, bool fill)
{
Color gtk_background_color = GetWidgetColor(GtkColorClass.Background, StateType.Normal);
Color gtk_base_color = GetWidgetColor(GtkColorClass.Base, StateType.Normal);
Color light_color = gtk_background_color.ColorShade(1.1);
Color dark_color = gtk_background_color.ColorShade(0.95);
const CairoCorners corners = CairoCorners.BottomLeft | CairoCorners.BottomRight;
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 + top_offset, alloc.Width, alloc.Height - top_offset, BORDER_RADIUS, corners);
cr.Fill();
cr.Color = gtk_base_color;
cr.Rectangle(alloc.X, alloc.Y, alloc.Width, top_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.Y + 0.5, alloc.Y - 0.5);
cr.Color = border_color;
cr.RoundedRectangle(alloc.X, alloc.Y - 4, 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 + 1 + top_offset);
cr.LineTo(alloc.X + alloc.Width - 1, alloc.Y + 1 + top_offset);
cr.Stroke();
cr.Antialias = Cairo.Antialias.Default;
}
}
public void DrawRowSelection(Cairo.Context cr, int x, int y, int width, int height)
{
Color selection_color = GetWidgetColor(GtkColorClass.Background, StateType.Selected);
LinearGradient grad = new LinearGradient(x, y, x, y + height);
grad.AddColorStop(0, selection_color.ColorShade(1.1));
grad.AddColorStop(1, selection_color.ColorShade(0.85));
cr.Pattern = grad;
cr.RoundedRectangle(x, y, width, height, BORDER_RADIUS);
cr.Fill();
cr.LineWidth = 0.5;
cr.Color = selection_color.ColorShade(0.75);
cr.RoundedRectangle(x + 1, y + 1, width - 2, height - 2, BORDER_RADIUS);
cr.Stroke();
}
public void DrawFooterSeparator(Cairo.Context cr, Gdk.Rectangle alloc, int x, int top_offset)
{
Color gtk_background_color = GetWidgetColor(GtkColorClass.Background, StateType.Normal);
Color dark_color = gtk_background_color.ColorShade(0.80);
Color light_color = gtk_background_color.ColorShade(1.1);
int y_1 = alloc.Y + 3 + top_offset;
int y_2 = alloc.Y + alloc.Height - 3;
cr.LineWidth = 1;
cr.Antialias = 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;
}