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130 lines
4.3 KiB
C
130 lines
4.3 KiB
C
/* testmultidisplay.c
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* Copyright (C) 2001 Sun Microsystems Inc.
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* Author: Erwann Chenede <erwann.chenede@sun.com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "config.h"
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#include <stdlib.h>
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#include <gtk/gtk.h>
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static gint num_monitors;
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static gint primary_monitor;
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static void
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request (GtkWidget *widget,
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gpointer user_data)
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{
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gchar *str;
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GdkScreen *screen = gtk_widget_get_screen (widget);
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gint i = gdk_screen_get_monitor_at_window (screen,
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gtk_widget_get_window (widget));
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if (i < 0)
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str = g_strdup ("<big><span foreground='white' background='black'>Not on a monitor </span></big>");
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else
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{
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GdkRectangle monitor;
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gdk_screen_get_monitor_geometry (screen,
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i, &monitor);
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primary_monitor = gdk_screen_get_primary_monitor (screen);
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str = g_strdup_printf ("<big><span foreground='white' background='black'>"
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"Monitor %d of %d</span></big>\n"
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"<i>Width - Height </i>: (%d,%d)\n"
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"<i>Top left coordinate </i>: (%d,%d)\n"
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"<i>Primary monitor: %d</i>",
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i + 1, num_monitors,
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monitor.width, monitor.height,
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monitor.x, monitor.y,
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primary_monitor);
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}
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gtk_label_set_markup (GTK_LABEL (user_data), str);
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g_free (str);
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}
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static void
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monitors_changed_cb (GdkScreen *screen,
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gpointer data)
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{
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GtkWidget *label = (GtkWidget *)data;
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request (label, label);
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}
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int
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main (int argc, char *argv[])
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{
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GtkWidget *window, *label, *vbox, *button;
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GdkScreen *screen;
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gint i;
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gtk_init (&argc, &argv);
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screen = gdk_screen_get_default ();
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num_monitors = gdk_screen_get_n_monitors (screen);
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if (num_monitors == 1)
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g_warning ("The default screen of the current display only has one monitor.");
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primary_monitor = gdk_screen_get_primary_monitor (screen);
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for (i = 0; i < num_monitors; i++)
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{
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GdkRectangle monitor;
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gchar *str;
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window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
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gdk_screen_get_monitor_geometry (screen, i, &monitor);
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gtk_window_set_default_size (GTK_WINDOW (window), 200, 200);
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gtk_window_move (GTK_WINDOW (window), (monitor.width - 200) / 2 + monitor.x,
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(monitor.height - 200) / 2 + monitor.y);
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label = gtk_label_new (NULL);
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str = g_strdup_printf ("<big><span foreground='white' background='black'>"
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"Monitor %d of %d</span></big>\n"
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"<i>Width - Height </i>: (%d,%d)\n"
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"<i>Top left coordinate </i>: (%d,%d)\n"
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"<i>Primary monitor: %d</i>",
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i + 1, num_monitors,
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monitor.width, monitor.height,
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monitor.x, monitor.y,
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primary_monitor);
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gtk_label_set_markup (GTK_LABEL (label), str);
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g_free (str);
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vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 1);
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gtk_box_set_homogeneous (GTK_BOX (vbox), TRUE);
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gtk_container_add (GTK_CONTAINER (window), vbox);
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gtk_container_add (GTK_CONTAINER (vbox), label);
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button = gtk_button_new_with_label ("Query current monitor");
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g_signal_connect (button, "clicked", G_CALLBACK (request), label);
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gtk_container_add (GTK_CONTAINER (vbox), button);
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button = gtk_button_new_with_label ("Close");
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g_signal_connect (button, "clicked", G_CALLBACK (gtk_main_quit), NULL);
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gtk_container_add (GTK_CONTAINER (vbox), button);
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gtk_widget_show_all (window);
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g_signal_connect (screen, "monitors-changed",
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G_CALLBACK (monitors_changed_cb), label);
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}
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gtk_main ();
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return 0;
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}
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