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
|
/*
* Copyright © 2001 Red Hat, Inc.
*
* Permission to use, copy, modify, distribute, and sell this software and its
* documentation for any purpose is hereby granted without fee, provided that
* the above copyright notice appear in all copies and that both that
* copyright notice and this permission notice appear in supporting
* documentation, and that the name of Red Hat not be used in advertising or
* publicity pertaining to distribution of the software without specific,
* written prior permission. Red Hat makes no representations about the
* suitability of this software for any purpose. It is provided "as is"
* without express or implied warranty.
*
* RED HAT DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING ALL
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL RED HAT
* BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
* OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
* CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*
* Author: Owen Taylor, Red Hat, Inc.
*/
#include <glib.h>
#include "string.h"
#include "stdlib.h"
#include <X11/Xlib.h>
#include <X11/Xmd.h> /* For CARD32 */
#include "xsettings-common.h"
XSettingsSetting *
xsettings_setting_new (const gchar *name)
{
XSettingsSetting *result;
result = g_slice_new0 (XSettingsSetting);
result->name = g_strdup (name);
return result;
}
static gboolean
xsettings_variant_equal0 (GVariant *a,
GVariant *b)
{
if (a == b)
return TRUE;
if (!a || !b)
return FALSE;
return g_variant_equal (a, b);
}
GVariant *
xsettings_setting_get (XSettingsSetting *setting)
{
gint i;
for (i = G_N_ELEMENTS (setting->value) - 1; 0 <= i; i--)
if (setting->value[i])
return setting->value[i];
return NULL;
}
void
xsettings_setting_set (XSettingsSetting *setting,
gint tier,
GVariant *value,
guint32 serial)
{
GVariant *old_value;
old_value = xsettings_setting_get (setting);
if (old_value)
g_variant_ref (old_value);
if (setting->value[tier])
g_variant_unref (setting->value[tier]);
setting->value[tier] = value ? g_variant_ref_sink (value) : NULL;
if (!xsettings_variant_equal0 (old_value, xsettings_setting_get (setting)))
setting->last_change_serial = serial;
if (old_value)
g_variant_unref (old_value);
}
void
xsettings_setting_free (XSettingsSetting *setting)
{
gint i;
for (i = 0; i < G_N_ELEMENTS (setting->value); i++)
if (setting->value[i])
g_variant_unref (setting->value[i]);
g_free (setting->name);
g_slice_free (XSettingsSetting, setting);
}
char
xsettings_byte_order (void)
{
CARD32 myint = 0x01020304;
return (*(char *)&myint == 1) ? MSBFirst : LSBFirst;
}
|
