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
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
|
/* -*- Mode: C; indent-tabs-mode: nil; c-basic-offset: 8; tab-width: 8 -*-
*
* gs-theme-window.c - special toplevel for screensavers
*
* Copyright (C) 2005 Ray Strode <rstrode@redhat.com>
*
* This program 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, or (at your option) any later version.
*
* This program 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 program; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*
* Originally written by: Ray Strode <rstrode@redhat.com>
*/
#include "config.h"
#include <errno.h>
#include <stdlib.h>
#include <glib.h>
#include <glib-object.h>
#include <glib/gi18n.h>
#include <gdk/gdkx.h>
#include <gtk/gtk.h>
#include "gs-theme-window.h"
static void gs_theme_window_finalize (GObject *object);
static void gs_theme_window_real_realize (GtkWidget *widget);
static GObjectClass *parent_class = NULL;
G_DEFINE_TYPE (GSThemeWindow, gs_theme_window, GTK_TYPE_WINDOW)
#define MIN_SIZE 10
static void
gs_theme_window_class_init (GSThemeWindowClass *klass)
{
GObjectClass *object_class;
GtkWidgetClass *widget_class;
object_class = G_OBJECT_CLASS (klass);
widget_class = GTK_WIDGET_CLASS (klass);
parent_class = g_type_class_peek_parent (klass);
object_class->finalize = gs_theme_window_finalize;
widget_class->realize = gs_theme_window_real_realize;
}
static void
force_no_pixmap_background (GtkWidget *widget)
{
static gboolean first_time = TRUE;
if (first_time) {
gtk_rc_parse_string ("\n"
" style \"gs-theme-engine-style\"\n"
" {\n"
" bg_pixmap[NORMAL] = \"<none>\"\n"
" bg_pixmap[ACTIVE] = \"<none>\"\n"
" bg_pixmap[PRELIGHT] = \"<none>\"\n"
" bg_pixmap[SELECTED] = \"<none>\"\n"
" bg_pixmap[INSENSITIVE] = \"<none>\"\n"
" bg[NORMAL] = \"#000000\"\n"
" bg[ACTIVE] = \"#000000\"\n"
" bg[PRELIGHT] = \"#000000\"\n"
" bg[SELECTED] = \"#000000\"\n"
" bg[INSENSITIVE] = \"#000000\"\n"
" }\n"
" widget \"gs-window*\" style : highest \"gs-theme-engine-style\"\n"
"\n");
first_time = FALSE;
}
gtk_widget_set_name (widget, "gs-window");
}
static void
gs_theme_window_init (GSThemeWindow *window)
{
force_no_pixmap_background (GTK_WIDGET (window));
}
static void
gs_theme_window_finalize (GObject *object)
{
GSThemeWindow *window;
GObjectClass *parent_class;
window = GS_THEME_WINDOW (object);
parent_class = G_OBJECT_CLASS (gs_theme_window_parent_class);
if (parent_class->finalize != NULL)
parent_class->finalize (object);
}
static void
gs_theme_window_real_realize (GtkWidget *widget)
{
GdkWindow *window;
Window remote_xwindow;
GtkRequisition requisition;
GtkAllocation allocation;
const char *preview_xid;
int x;
int y;
int width;
int height;
int event_mask;
event_mask = 0;
window = NULL;
preview_xid = g_getenv ("XSCREENSAVER_WINDOW");
if (preview_xid != NULL) {
char *end;
remote_xwindow = (Window) strtoul (preview_xid, &end, 0);
if ((remote_xwindow != 0) && (end != NULL) &&
((*end == ' ') || (*end == '\0')) &&
((remote_xwindow < G_MAXULONG) || (errno != ERANGE))) {
window = gdk_window_foreign_new (remote_xwindow);
if (window != NULL) {
/* This is a kludge; we need to set the same
* flags gs-window-x11.c does, to ensure they
* don't get unset by gtk_window_map() later.
*/
gtk_window_set_decorated (GTK_WINDOW (widget), FALSE);
gtk_window_set_skip_taskbar_hint (GTK_WINDOW (widget), TRUE);
gtk_window_set_skip_pager_hint (GTK_WINDOW (widget), TRUE);
gtk_window_set_keep_above (GTK_WINDOW (widget), TRUE);
gtk_window_fullscreen (GTK_WINDOW (widget));
event_mask = GDK_EXPOSURE_MASK | GDK_STRUCTURE_MASK;
gtk_widget_set_events (widget, gtk_widget_get_events (widget) | event_mask);
}
}
}
if (window == NULL) {
GtkWidgetClass *parent_class;
parent_class = GTK_WIDGET_CLASS (gs_theme_window_parent_class);
if (parent_class->realize != NULL)
parent_class->realize (widget);
return;
}
gtk_style_set_background (widget->style,
window,
GTK_STATE_NORMAL);
gdk_window_set_decorations (window, (GdkWMDecoration) 0);
gdk_window_set_events (window, gdk_window_get_events (window) | event_mask);
widget->window = window;
gdk_window_set_user_data (window, widget);
GTK_WIDGET_SET_FLAGS (widget, GTK_REALIZED);
gdk_window_get_geometry (window, &x, &y, &width, &height, NULL);
if (width < MIN_SIZE || height < MIN_SIZE) {
g_critical ("This window is way too small to use");
exit (1);
}
gtk_widget_size_request (widget, &requisition);
allocation.x = x;
allocation.y = y;
allocation.width = width;
allocation.height = height;
gtk_widget_size_allocate (widget, &allocation);
gtk_window_resize (GTK_WINDOW (widget), width, height);
}
GtkWidget *
gs_theme_window_new (void)
{
GSThemeWindow *window;
window = g_object_new (GS_TYPE_THEME_WINDOW,
"type", GTK_WINDOW_TOPLEVEL,
NULL);
return GTK_WIDGET (window);
}
|
