public void SetLabel(Gtk.Widget page, Gdk.Pixbuf icon, string label)
{
Pango.EllipsizeMode oldMode = Pango.EllipsizeMode.End;
this.page = page;
if (Child != null)
{
if (labelWidget != null)
{
oldMode = labelWidget.Ellipsize;
}
Gtk.Widget oc = Child;
Remove(oc);
oc.Destroy();
}
Gtk.HBox box = new HBox();
box.Spacing = 2;
if (icon != null)
{
tabIcon = new Gtk.Image(icon);
tabIcon.Show();
box.PackStart(tabIcon, false, false, 0);
}
else
{
tabIcon = null;
}
if (!string.IsNullOrEmpty(label))
{
labelWidget = new Gtk.Label(label);
labelWidget.UseMarkup = true;
labelWidget.Xalign = 0;
box.PackStart(labelWidget, true, true, 0);
}
else
{
labelWidget = null;
}
Add(box);
// Get the required size before setting the ellipsize property, since ellipsized labels
// have a width request of 0
ShowAll();
labelWidth = SizeRequest().Width;
if (labelWidget != null)
{
labelWidget.Ellipsize = oldMode;
}
UpdateVisualStyle();
}
public static EllipsizeMode ToXwtValue(this Pango.EllipsizeMode value)
{
switch (value)
{
case Pango.EllipsizeMode.None: return(Xwt.EllipsizeMode.None);
case Pango.EllipsizeMode.Start: return(Xwt.EllipsizeMode.Start);
case Pango.EllipsizeMode.Middle: return(Xwt.EllipsizeMode.Middle);
case Pango.EllipsizeMode.End: return(Xwt.EllipsizeMode.End);
}
throw new NotSupportedException();
}
//TODO: Deprecate Cairo usage entirely
public Gdk.Rectangle RenderLayoutText(Context cr, String text, int x, int y, int width, int textHeight,
Constants.Color color, Pango.Alignment align, Pango.EllipsizeMode ellipse, int horisontalOffset = 0)
{
if (string.IsNullOrEmpty(text))
{
return(new Gdk.Rectangle());
}
if (layout != null)
{
layout.Context.Dispose();
layout.FontDescription.Dispose();
layout.Dispose();
}
layout = new Pango.Layout(ReferenceWidget.CreatePangoContext());
layout.FontDescription = new Pango.FontDescription();
layout.FontDescription.AbsoluteSize = Pango.Units.FromPixels(textHeight);
layout.Width = Pango.Units.FromPixels(width);
layout.Ellipsize = ellipse;
layout.Alignment = align;
if (ellipse == Pango.EllipsizeMode.None)
{
layout.Wrap = Pango.WrapMode.WordChar;
}
text = string.Format("<span foreground=\"#{0}\">{1}</span>", color, text);
layout.SetMarkup(text);
cr.Rectangle(x, y, width, 155);
cr.Clip();
cr.MoveTo(x + horisontalOffset, y);
Pango.CairoHelper.ShowLayout(cr, layout);
Pango.Rectangle strong, weak;
layout.GetCursorPos(layout.Lines [layout.LineCount - 1].StartIndex +
layout.Lines [layout.LineCount - 1].Length,
out strong, out weak);
cr.ResetClip();
return(new Gdk.Rectangle(Pango.Units.ToPixels(weak.X) + x,
Pango.Units.ToPixels(weak.Y) + y,
Pango.Units.ToPixels(weak.Width),
Pango.Units.ToPixels(weak.Height)));
}
