tests/testmultiscreen.c

   1 /* testmultidisplay.c
   2  * Copyright (C) 2001 Sun Microsystems Inc.
   3  * Author: Erwann Chenede <erwann.chenede@sun.com>
   4  *
   5  * This library is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU Library General Public
   7  * License as published by the Free Software Foundation; either
   8  * version 2 of the License, or (at your option) any later version.
   9  *
  10  * This library is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13  * Library General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU Library General Public
  16  * License along with this library; if not, write to the
  17  * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  18  * Boston, MA 02111-1307, USA.
  19  */
  20
  21 #include "config.h"
  22 #include <gtk/gtk.h>
  23
  24 static GtkWidget **images;
  25 static GtkWidget **vbox;
  26
  27 static void
  28 hello (GtkWidget * button, char *label)
  29 {
  30   g_print ("Click from %s\n", label);
  31 }
  32
  33 static void
  34 show_hide (GtkWidget * button, gpointer data)
  35 {
  36   gint num_screen = GPOINTER_TO_INT (data);
  37
  38   static gboolean visible = TRUE;
  39   if (visible)
  40     {
  41       gtk_widget_hide (images[num_screen]);
  42       gtk_button_set_label (GTK_BUTTON (button), "Show Icon");
  43       visible = FALSE;
  44     }
  45   else
  46     {
  47       gtk_widget_show (images[num_screen]);
  48       gtk_button_set_label (GTK_BUTTON (button), "Hide Icon");
  49       visible = TRUE;
  50     }
  51 }
  52
  53 static void
  54 move (GtkWidget *button, GtkVBox *vbox)
  55 {
  56   GdkScreen *screen = gtk_widget_get_screen (button);
  57   GtkWidget *toplevel = gtk_widget_get_toplevel (button);
  58   GtkWidget *new_toplevel;
  59   GdkDisplay *display = gdk_screen_get_display (screen);
  60   gint number_of_screens = gdk_display_get_n_screens (display);
  61   gint screen_num = gdk_screen_get_number (screen);
  62
  63   g_print ("This button is on screen %d\n", gdk_screen_get_number (screen));
  64
  65   new_toplevel = gtk_window_new (GTK_WINDOW_TOPLEVEL);
  66
  67   if ((screen_num +1) < number_of_screens)
  68     gtk_window_set_screen (GTK_WINDOW (new_toplevel),
  69                            gdk_display_get_screen (display,
  70                                                    screen_num + 1));
  71   else
  72     gtk_window_set_screen (GTK_WINDOW (new_toplevel),
  73                            gdk_display_get_screen (display, 0));
  74
  75   gtk_widget_reparent (GTK_WIDGET (vbox), new_toplevel);
  76   gtk_widget_destroy (toplevel);
  77   gtk_widget_show_all (new_toplevel);
  78 }
  79
  80
  81 int
  82 main (int argc, char *argv[])
  83 {
  84   GtkWidget **window;
  85   GtkWidget *moving_window, *moving_button, *moving_vbox, *moving_image;
  86   gint num_screen = 0;
  87   gchar *displayname = NULL;
  88   gint i;
  89   GdkScreen **screen_list;
  90   GdkDisplay *dpy;
  91   GSList *ids;
  92
  93   gtk_init (&argc, &argv);
  94
  95   dpy = gdk_display_get_default ();
  96   num_screen = gdk_display_get_n_screens (dpy);
  97   displayname = g_strdup (gdk_display_get_name (dpy));
  98   g_print ("This X Server (%s) manages %d screen(s).\n",
  99            displayname, num_screen);
 100   screen_list = g_new (GdkScreen *, num_screen);
 101   window = g_new (GtkWidget *, num_screen);
 102   images = g_new (GtkWidget *, num_screen);
 103   vbox = g_new (GtkWidget *, num_screen);
 104
 105   ids = gtk_stock_list_ids ();
 106
 107   for (i = 0; i < num_screen; i++)
 108     {
 109       char *label = g_strdup_printf ("Screen %d", i);
 110       GtkWidget *button;
 111
 112       screen_list[i] = gdk_display_get_screen (dpy, i);
 113
 114       window[i] = g_object_new (GTK_TYPE_WINDOW,
 115                                   "screen", screen_list[i],
 116                                   "user_data", NULL,
 117                                   "type", GTK_WINDOW_TOPLEVEL,
 118                                   "title", label,
 119                                   "allow_grow", FALSE,
 120                                   "allow_shrink", FALSE,
 121                                   "border_width", 10, NULL,
 122                                   NULL);
 123       g_signal_connect (window[i], "destroy",
 124                         G_CALLBACK (gtk_main_quit), NULL);
 125
 126       vbox[i] = gtk_vbox_new (TRUE, 0);
 127       gtk_container_add (GTK_CONTAINER (window[i]), vbox[i]);
 128
 129       button = g_object_new (GTK_TYPE_BUTTON,
 130                                "label", label,
 131                                "parent", vbox[i],
 132                                "visible", TRUE, NULL,
 133                                NULL);
 134       g_signal_connect (button, "clicked",
 135                         G_CALLBACK (hello), label);
 136
 137       images[i] = gtk_image_new_from_stock (g_slist_nth (ids, i+1)->data,
 138                                              GTK_ICON_SIZE_BUTTON);
 139
 140       gtk_container_add (GTK_CONTAINER (vbox[i]), images[i]);
 141
 142       button = g_object_new (GTK_TYPE_BUTTON,
 143                                "label", "Hide Icon",
 144                                "parent", vbox[i],
 145                                "visible", TRUE, NULL,
 146                                NULL);
 147       g_signal_connect (button, "clicked",
 148                         G_CALLBACK (show_hide), GINT_TO_POINTER (i));
 149     }
 150
 151   for (i = 0; i < num_screen; i++)
 152     gtk_widget_show_all (window[i]);
 153
 154   moving_window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
 155   moving_vbox = gtk_vbox_new (TRUE, 0);
 156
 157   gtk_container_add (GTK_CONTAINER (moving_window), moving_vbox);
 158   moving_button = g_object_new (GTK_TYPE_BUTTON,
 159                                   "label", "Move to Next Screen",
 160                                   "visible", TRUE,
 161                                   NULL);
 162
 163   g_signal_connect (moving_button, "clicked",
 164                     G_CALLBACK (move), moving_vbox);
 165
 166   gtk_container_add (GTK_CONTAINER (moving_vbox), moving_button);
 167
 168   moving_image = gtk_image_new_from_stock (g_slist_nth (ids, num_screen + 2)->data,
 169                                            GTK_ICON_SIZE_BUTTON);
 170   gtk_container_add (GTK_CONTAINER (moving_vbox), moving_image);
 171   gtk_widget_show_all (moving_window);
 172
 173   gtk_main ();
 174
 175   return 0;
 176 }