1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
|
/* visuals: UI runner for visual GtkBuilder files
*
* Copyright (C) 2012 Red Hat, Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free
*
* Author: Cosimo Cecchi <cosimoc@gnome.org>
*
*/
#include <gtk/gtk.h>
static void
dark_button_toggled_cb (GtkToggleButton *button,
gpointer user_data)
{
gboolean active = gtk_toggle_button_get_active (button);
GtkSettings *settings = gtk_settings_get_default ();
g_object_set (settings,
"gtk-application-prefer-dark-theme", active,
NULL);
}
static void
create_dark_popup (GtkWidget *parent)
{
GtkWidget *popup = gtk_window_new (GTK_WINDOW_TOPLEVEL);
GtkWidget *button = gtk_toggle_button_new_with_label ("Dark");
gtk_window_set_decorated (GTK_WINDOW (popup), FALSE);
gtk_widget_set_size_request (popup, 100, 100);
gtk_window_set_resizable (GTK_WINDOW (popup), FALSE);
g_signal_connect (popup, "delete-event",
G_CALLBACK (gtk_true), NULL);
gtk_container_add (GTK_CONTAINER (popup), button);
g_signal_connect (button, "toggled",
G_CALLBACK (dark_button_toggled_cb), NULL);
gtk_window_set_transient_for (GTK_WINDOW (popup), GTK_WINDOW (parent));
gtk_widget_show_all (popup);
}
int
main (int argc, char *argv[])
{
GtkBuilder *builder;
GtkWidget *window;
const gchar *filename;
gtk_init ();
if (argc < 2)
return 1;
filename = argv[1];
builder = gtk_builder_new ();
gtk_builder_add_from_file (builder, filename, NULL);
gtk_builder_connect_signals (builder, NULL);
window = GTK_WIDGET (gtk_builder_get_object (builder, "window1"));
g_object_unref (G_OBJECT (builder));
g_signal_connect (window, "destroy",
G_CALLBACK (gtk_main_quit), NULL);
gtk_widget_show (window);
create_dark_popup (window);
gtk_main ();
return 0;
}
|
