public Gdk.Rectangle GetTabArea(Tab tab, int pos)
{
Gdk.Rectangle rect = tab.Allocation;
int xdif = 0;
if (pos > 0)
xdif = 2;
int reqh;
// StateType st;
if (tab.Active) {
// st = StateType.Normal;
reqh = tab.Allocation.Height;
}
else {
reqh = tab.Allocation.Height - 3;
// st = StateType.Active;
}
if (DockFrame.IsWindows) {
rect.Height = reqh - 1;
rect.Width--;
if (pos > 0) {
rect.X--;
rect.Width++;
}
return rect;
}
else {
rect.X -= xdif;
rect.Width += xdif;
rect.Height = reqh;
return rect;
}
}
void DrawTab(Gdk.EventExpose evnt, Tab tab, int pos)
{
Gdk.Rectangle rect = GetTabArea (tab, pos);
StateType st;
if (tab.Active)
st = StateType.Normal;
else
st = StateType.Active;
if (DockFrame.IsWindows) {
GdkWindow.DrawRectangle (Style.DarkGC (Gtk.StateType.Normal), false, rect);
rect.X++;
rect.Width--;
if (tab.Active) {
GdkWindow.DrawRectangle (Style.LightGC (Gtk.StateType.Normal), true, rect);
}
else {
using (Cairo.Context cr = Gdk.CairoHelper.Create (evnt.Window)) {
cr.NewPath ();
cr.MoveTo (rect.X, rect.Y);
cr.RelLineTo (rect.Width, 0);
cr.RelLineTo (0, rect.Height);
cr.RelLineTo (-rect.Width, 0);
cr.RelLineTo (0, -rect.Height);
cr.ClosePath ();
Cairo.Gradient pat = new Cairo.LinearGradient (rect.X, rect.Y, rect.X, rect.Y + rect.Height);
Cairo.Color color1 = DockFrame.ToCairoColor (Style.Mid (Gtk.StateType.Normal));
pat.AddColorStop (0, color1);
color1.R *= 1.2;
color1.G *= 1.2;
color1.B *= 1.2;
pat.AddColorStop (1, color1);
cr.Pattern = pat;
cr.FillPreserve ();
}
}
}
else
Gtk.Style.PaintExtension (Style, GdkWindow, st, ShadowType.Out, evnt.Area, this, "tab", rect.X, rect.Y, rect.Width, rect.Height, Gtk.PositionType.Top);
}
public void AddTab(Gtk.Widget page, Gdk.Pixbuf icon, string label)
{
Tab tab = new Tab ();
tab.SetLabel (page, icon, label);
tab.ShowAll ();
box.PackStart (tab, true, true, 0);
if (currentTab == -1)
CurrentTab = box.Children.Length - 1;
else {
tab.Active = false;
page.Hide ();
}
tab.ButtonPressEvent += OnTabPress;
}