From: "Harald Große" <hgrosse@...>
Date: 2002-08-06T16:00:53+09:00
Subject: Re: [GTK] Toolbar, Gdk::Pixmap::create_from_xpm_d

Am Die, 2002-08-06 um 01.59 schrieb Johannes Tanzler:
> 
> Hi,
> 
> This is my code:
> 
> #v+
> #!/usr/bin/env ruby
> 
> require 'gtk'
> 
> $reload_xpm = [
>   "16 14 3 1",
>   ". c None",
>   "a c #000000",
>   "# c #7b7b7b",
>   ".....##aaa#.....",
>   "....#aaaaaaa....",
>   "...#aa#....#a...",
>   "...aa#..........",
>   "..aaa.......a...",
>   "aaaaaaa....aaa..",
>   ".aaaaa....aaaaa.",
>   "..aaa....aaaaaaa",
>   "...a.......aaa..",
>   "..........#aa...",
>   "...a#....#aa#...",
>   "....aaaaaaa#....",
>   ".....#aaa##.....",
>   "................"
> ]
> 
> window = Gtk::Window.new(Gtk::WINDOW_TOPLEVEL)
> vbox = Gtk::VBox.new(false, 0)
> toolbar = Gtk::Toolbar.new
> toolbar.set_style Gtk::TOOLBAR_ICONS
> pixmap, mask = Gdk::Pixmap::create_from_xpm_d(window.window, nil, $reload_xpm)
> pixmapwid = Gtk::Pixmap.new(pixmap, mask)
> toolbar.append_item("Reload", "Reload", "Reload", pixmapwid, nil) {
>   puts "hello"
> }
> window.add vbox
> vbox.pack_start toolbar, false, false, 0
> toolbar.show
> vbox.show
> window.show
> Gtk.main
> #v-
> 
> When I run it, the following message is displayed:
> 
> Gdk-WARNING **: Creating pixmap from xpm with NULL window and colormap

Before creating a pixmap with default window settings, you must realize
the window:

   window.realize

> 
> Moreover, when I change the lines 
> 
>     toolbar.show
>     vbox.show
>     window.show
> 
> to 
> 
>     window.show_all
> 
> toolbar.set_style has no effect an more; both text and icons are
> displayed, even if Gtk::TOOLBAR_ICONS is used.
> 

I dont't know why, but use

  toolbar.append_item(nil, "Reload", nil, pixmapwid, nil)

instead.


> What's wrong?
> 
> I use:
> GTK 1.2.8
> Ruby-GTK 0.24
> Ruby 1.6.4
> 

Harald Gro�e