Re: Resize event

On Tue, Jan 08, 2008 at 10:14:34AM +0000, Jon Harrop wrote:
> Hi!
Hi!

> I've got a window with a drawable area in it that I'm blitting a pixmap into.
> However, I'd like to resize the pixmap when the window/drawable gets resized.
> How do I hook into that event?
#misc#connect#size_allocate may be what you're looking for:

% lablgtk2
        Objective Caml version 3.10.1+rc2

# let w = GWindow.window ();;
val w : GWindow.window = <obj>
# let print_rect
    { Gtk
    . x      = x
    ; y      = y
    ; width  = width
    ; height = height
    } =
      print_endline
        (Printf.sprintf
          "{ x = %i; y = %i; width = %i; height = %i }"
          x y width height)
  ;;
val print_rect : Gtk.rectangle -> unit = <fun>
# w#misc#connect#size_allocate
    ~callback: print_rect;;
- : GtkSignal.id = <abstr>
# w#show ();;
{ x = 0; y = 0; width = 200; height = 200 }
- : unit = ()
# GMain.main ();;
{ x = 0; y = 0; width = 260; height = 267 }
{ x = 0; y = 0; width = 260; height = 267 }
{ x = 0; y = 0; width = 445; height = 374 }
{ x = 0; y = 0; width = 445; height = 374 }
{ x = 0; y = 0; width = 278; height = 185 }
{ x = 0; y = 0; width = 278; height = 185 }
{ x = 0; y = 0; width = 106; height = 115 }
{ x = 0; y = 0; width = 106; height = 115 }
{ x = 0; y = 0; width = 1; height = 1 }
{ x = 0; y = 0; width = 1; height = 1 }

HTH.