1 files changed, 112 insertions, 0 deletions
diff --git a/plugins/xsettings/xsettings-common.c b/plugins/xsettings/xsettings-common.c
new file mode 100644
index 0000000..e5f9fcc
--- /dev/null
+++ b/plugins/xsettings/xsettings-common.c
@@ -0,0 +1,112 @@
+/*
+ * 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;
+}