-I$(top_srcdir) \
-I$(top_srcdir)/clutter \
-I$(top_srcdir)/clutter/cogl \
+ -I$(srcdir)/xsettings \
-I$(top_builddir)/clutter \
-I$(top_builddir)/clutter/cogl \
$(CLUTTER_CFLAGS) \
$(srcdir)/clutter-event-x11.c \
$(srcdir)/clutter-input-device-x11.h \
$(srcdir)/clutter-input-device-x11.c \
+ $(srcdir)/clutter-settings-x11.h \
$(srcdir)/clutter-stage-x11.h \
$(srcdir)/clutter-stage-x11.c \
$(srcdir)/clutter-x11-texture-pixmap.c \
+ $(srcdir)/xsettings/xsettings-client.c \
+ $(srcdir)/xsettings/xsettings-client.h \
+ $(srcdir)/xsettings/xsettings-common.c \
+ $(srcdir)/xsettings/xsettings-common.h \
clutter-x11-enum-types.h \
clutter-x11-enum-types.c \
$(NULL)
#include "clutter-backend-x11.h"
#include "clutter-device-manager-x11.h"
#include "clutter-input-device-x11.h"
+#include "clutter-settings-x11.h"
#include "clutter-stage-x11.h"
#include "clutter-x11.h"
+#include "xsettings/xsettings-common.h"
+
#include <X11/extensions/Xcomposite.h>
#ifdef HAVE_XINPUT
static int TrappedErrorCode = 0;
static int (* old_error_handler) (Display *, XErrorEvent *);
+static void
+clutter_backend_x11_xsettings_notify (const char *name,
+ XSettingsAction action,
+ XSettingsSetting *setting,
+ void *cb_data)
+{
+ ClutterSettings *settings = clutter_settings_get_default ();
+ gint i;
+
+ if (name == NULL || *name == '\0')
+ return;
+
+ for (i = 0; i < _n_clutter_settings_map; i++)
+ {
+ if (g_strcmp0 (name, CLUTTER_SETTING_X11_NAME (i)) == 0)
+ {
+ GValue value = { 0, };
+
+ switch (setting->type)
+ {
+ case XSETTINGS_TYPE_INT:
+ g_value_init (&value, G_TYPE_INT);
+ g_value_set_int (&value, setting->data.v_int);
+ break;
+
+ case XSETTINGS_TYPE_STRING:
+ g_value_init (&value, G_TYPE_STRING);
+ g_value_set_string (&value, setting->data.v_string);
+ break;
+
+ case XSETTINGS_TYPE_COLOR:
+ {
+ ClutterColor color;
+
+ color.red = (guint8) ((float) setting->data.v_color.red
+ / 65535.0 * 255);
+ color.green = (guint8) ((float) setting->data.v_color.green
+ / 65535.0 * 255);
+ color.blue = (guint8) ((float) setting->data.v_color.blue
+ / 65535.0 * 255);
+ color.alpha = (guint8) ((float) setting->data.v_color.alpha
+ / 65535.0 * 255);
+
+ g_value_init (&value, G_TYPE_BOXED);
+ clutter_value_set_color (&value, &color);
+ }
+ break;
+ }
+
+ CLUTTER_NOTE (BACKEND,
+ "Mapping XSETTING '%s' to 'ClutterSettings:%s'",
+ CLUTTER_SETTING_X11_NAME (i),
+ CLUTTER_SETTING_PROPERTY (i));
+
+ g_object_set_property (G_OBJECT (settings),
+ CLUTTER_SETTING_PROPERTY (i),
+ &value);
+
+ g_value_unset (&value);
+
+ break;
+ }
+ }
+}
+
gboolean
clutter_backend_x11_pre_parse (ClutterBackend *backend,
GError **error)
"backend", backend_x11,
NULL);
+ /* create XSETTINGS client */
+ backend_x11->xsettings =
+ _clutter_xsettings_client_new (backend_x11->xdpy,
+ backend_x11->xscreen_num,
+ clutter_backend_x11_xsettings_notify,
+ NULL,
+ backend_x11);
+
if (clutter_synchronise)
XSynchronize (backend_x11->xdpy, True);
g_free (backend_x11->display_name);
+ xsettings_client_destroy (backend_x11->xsettings);
+
XCloseDisplay (backend_x11->xdpy);
if (backend_singleton)
clutter_backend_x11_handle_event (ClutterBackendX11 *backend_x11,
XEvent *xevent)
{
+ xsettings_client_process_event (backend_x11->xsettings, xevent);
+
return FALSE;
}
static void
clutter_backend_x11_init (ClutterBackendX11 *backend_x11)
{
- ClutterBackend *backend = CLUTTER_BACKEND (backend_x11);
-
- /* FIXME: get from xsettings */
- clutter_backend_set_double_click_time (backend, 250);
- clutter_backend_set_double_click_distance (backend, 5);
- clutter_backend_set_resolution (backend, 96.0);
-
backend_x11->last_event_time = CurrentTime;
}
#include "clutter-x11.h"
+#include "xsettings/xsettings-client.h"
+
G_BEGIN_DECLS
#define CLUTTER_TYPE_BACKEND_X11 (clutter_backend_x11_get_type ())
Time last_event_time;
ClutterDeviceManager *device_manager;
+
+ XSettingsClient *xsettings;
};
struct _ClutterBackendX11Class
--- /dev/null
+#ifndef __CLUTTER_SETTINGS_X11_H__
+#define __CLUTTER_SETTINGS_X11_H__
+
+/* XSETTINGS key names to ClutterSettings properties */
+static const struct {
+ const char *xsetting_name;
+ const char *settings_property;
+} _clutter_settings_map[] = {
+ { "Net/DoubleClickTime", "double-click-time" },
+ { "Net/DoubleClickDistance", "double-click-distance" },
+ { "Gtk/FontName", "font-name" },
+ { "Xft/Antialias", "font-antialias" },
+ { "Xft/DPI", "font-dpi" },
+ { "Xft/Hinting", "font-hinting" },
+ { "Xft/HintStyle", "font-hint-style" },
+ { "Xft/RGBA", "font-subpixel-order" }
+};
+
+static const gint _n_clutter_settings_map = G_N_ELEMENTS (_clutter_settings_map);
+
+#define CLUTTER_SETTING_X11_NAME(id) (_clutter_settings_map[(id)].xsetting_name)
+#define CLUTTER_SETTING_PROPERTY(id) (_clutter_settings_map[(id)].settings_property)
+
+#endif /* __CLUTTER_SETTINGS_X11_H__ */
--- /dev/null
+/*
+ * Copyright © 2001, 2007 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 "config.h"
+#include <limits.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include <X11/Xlib.h>
+#include <X11/Xmd.h> /* For CARD16 */
+
+#include "xsettings-client.h"
+
+struct _XSettingsClient
+{
+ Display *display;
+ int screen;
+ XSettingsNotifyFunc notify;
+ XSettingsWatchFunc watch;
+ void *cb_data;
+
+ XSettingsGrabFunc grab;
+ XSettingsGrabFunc ungrab;
+
+ Window manager_window;
+ Atom manager_atom;
+ Atom selection_atom;
+ Atom xsettings_atom;
+
+ XSettingsList *settings;
+};
+
+static void
+notify_changes (XSettingsClient *client,
+ XSettingsList *old_list)
+{
+ XSettingsList *old_iter = old_list;
+ XSettingsList *new_iter = client->settings;
+
+ if (!client->notify)
+ return;
+
+ while (old_iter || new_iter)
+ {
+ int cmp;
+
+ if (old_iter && new_iter)
+ cmp = strcmp (old_iter->setting->name, new_iter->setting->name);
+ else if (old_iter)
+ cmp = -1;
+ else
+ cmp = 1;
+
+ if (cmp < 0)
+ {
+ client->notify (old_iter->setting->name,
+ XSETTINGS_ACTION_DELETED,
+ NULL,
+ client->cb_data);
+ }
+ else if (cmp == 0)
+ {
+ if (!xsettings_setting_equal (old_iter->setting,
+ new_iter->setting))
+ client->notify (old_iter->setting->name,
+ XSETTINGS_ACTION_CHANGED,
+ new_iter->setting,
+ client->cb_data);
+ }
+ else
+ {
+ client->notify (new_iter->setting->name,
+ XSETTINGS_ACTION_NEW,
+ new_iter->setting,
+ client->cb_data);
+ }
+
+ if (old_iter)
+ old_iter = old_iter->next;
+ if (new_iter)
+ new_iter = new_iter->next;
+ }
+}
+
+static int
+ignore_errors (Display *display, XErrorEvent *event)
+{
+ return True;
+}
+
+static char local_byte_order = '\0';
+
+#define BYTES_LEFT(buffer) ((buffer)->data + (buffer)->len - (buffer)->pos)
+
+static XSettingsResult
+fetch_card16 (XSettingsBuffer *buffer,
+ CARD16 *result)
+{
+ CARD16 x;
+
+ if (BYTES_LEFT (buffer) < 2)
+ return XSETTINGS_ACCESS;
+
+ x = *(CARD16 *)buffer->pos;
+ buffer->pos += 2;
+
+ if (buffer->byte_order == local_byte_order)
+ *result = x;
+ else
+ *result = (x << 8) | (x >> 8);
+
+ return XSETTINGS_SUCCESS;
+}
+
+static XSettingsResult
+fetch_ushort (XSettingsBuffer *buffer,
+ unsigned short *result)
+{
+ CARD16 x;
+ XSettingsResult r;
+
+ r = fetch_card16 (buffer, &x);
+ if (r == XSETTINGS_SUCCESS)
+ *result = x;
+
+ return r;
+}
+
+static XSettingsResult
+fetch_card32 (XSettingsBuffer *buffer,
+ CARD32 *result)
+{
+ CARD32 x;
+
+ if (BYTES_LEFT (buffer) < 4)
+ return XSETTINGS_ACCESS;
+
+ x = *(CARD32 *)buffer->pos;
+ buffer->pos += 4;
+
+ if (buffer->byte_order == local_byte_order)
+ *result = x;
+ else
+ *result = (x << 24) | ((x & 0xff00) << 8) | ((x & 0xff0000) >> 8) | (x >> 24);
+
+ return XSETTINGS_SUCCESS;
+}
+
+static XSettingsResult
+fetch_card8 (XSettingsBuffer *buffer,
+ CARD8 *result)
+{
+ if (BYTES_LEFT (buffer) < 1)
+ return XSETTINGS_ACCESS;
+
+ *result = *(CARD8 *)buffer->pos;
+ buffer->pos += 1;
+
+ return XSETTINGS_SUCCESS;
+}
+
+#define XSETTINGS_PAD(n,m) ((n + m - 1) & (~(m-1)))
+
+static XSettingsList *
+parse_settings (unsigned char *data,
+ size_t len)
+{
+ XSettingsBuffer buffer;
+ XSettingsResult result = XSETTINGS_SUCCESS;
+ XSettingsList *settings = NULL;
+ CARD32 serial;
+ CARD32 n_entries;
+ CARD32 i;
+ XSettingsSetting *setting = NULL;
+
+ local_byte_order = xsettings_byte_order ();
+
+ buffer.pos = buffer.data = data;
+ buffer.len = len;
+
+ result = fetch_card8 (&buffer, (unsigned char *)&buffer.byte_order);
+ if (buffer.byte_order != MSBFirst &&
+ buffer.byte_order != LSBFirst)
+ {
+ fprintf (stderr, "Invalid byte order in XSETTINGS property\n");
+ result = XSETTINGS_FAILED;
+ goto out;
+ }
+
+ buffer.pos += 3;
+
+ result = fetch_card32 (&buffer, &serial);
+ if (result != XSETTINGS_SUCCESS)
+ goto out;
+
+ result = fetch_card32 (&buffer, &n_entries);
+ if (result != XSETTINGS_SUCCESS)
+ goto out;
+
+ for (i = 0; i < n_entries; i++)
+ {
+ CARD8 type;
+ CARD16 name_len;
+ CARD32 v_int;
+ size_t pad_len;
+
+ result = fetch_card8 (&buffer, &type);
+ if (result != XSETTINGS_SUCCESS)
+ goto out;
+
+ buffer.pos += 1;
+
+ result = fetch_card16 (&buffer, &name_len);
+ if (result != XSETTINGS_SUCCESS)
+ goto out;
+
+ pad_len = XSETTINGS_PAD(name_len, 4);
+ if (BYTES_LEFT (&buffer) < pad_len)
+ {
+ result = XSETTINGS_ACCESS;
+ goto out;
+ }
+
+ setting = malloc (sizeof *setting);
+ if (!setting)
+ {
+ result = XSETTINGS_NO_MEM;
+ goto out;
+ }
+ setting->type = XSETTINGS_TYPE_INT; /* No allocated memory */
+
+ setting->name = malloc (name_len + 1);
+ if (!setting->name)
+ {
+ result = XSETTINGS_NO_MEM;
+ goto out;
+ }
+
+ memcpy (setting->name, buffer.pos, name_len);
+ setting->name[name_len] = '\0';
+ buffer.pos += pad_len;
+
+ result = fetch_card32 (&buffer, &v_int);
+ if (result != XSETTINGS_SUCCESS)
+ goto out;
+ setting->last_change_serial = v_int;
+
+ switch (type)
+ {
+ case XSETTINGS_TYPE_INT:
+ result = fetch_card32 (&buffer, &v_int);
+ if (result != XSETTINGS_SUCCESS)
+ goto out;
+
+ setting->data.v_int = (INT32)v_int;
+ break;
+ case XSETTINGS_TYPE_STRING:
+ result = fetch_card32 (&buffer, &v_int);
+ if (result != XSETTINGS_SUCCESS)
+ goto out;
+
+ pad_len = XSETTINGS_PAD (v_int, 4);
+ if (v_int + 1 == 0 || /* Guard against wrap-around */
+ BYTES_LEFT (&buffer) < pad_len)
+ {
+ result = XSETTINGS_ACCESS;
+ goto out;
+ }
+
+ setting->data.v_string = malloc (v_int + 1);
+ if (!setting->data.v_string)
+ {
+ result = XSETTINGS_NO_MEM;
+ goto out;
+ }
+
+ memcpy (setting->data.v_string, buffer.pos, v_int);
+ setting->data.v_string[v_int] = '\0';
+ buffer.pos += pad_len;
+
+ break;
+ case XSETTINGS_TYPE_COLOR:
+ result = fetch_ushort (&buffer, &setting->data.v_color.red);
+ if (result != XSETTINGS_SUCCESS)
+ goto out;
+ result = fetch_ushort (&buffer, &setting->data.v_color.green);
+ if (result != XSETTINGS_SUCCESS)
+ goto out;
+ result = fetch_ushort (&buffer, &setting->data.v_color.blue);
+ if (result != XSETTINGS_SUCCESS)
+ goto out;
+ result = fetch_ushort (&buffer, &setting->data.v_color.alpha);
+ if (result != XSETTINGS_SUCCESS)
+ goto out;
+
+ break;
+ default:
+ /* Quietly ignore unknown types */
+ break;
+ }
+
+ setting->type = type;
+
+ result = xsettings_list_insert (&settings, setting);
+ if (result != XSETTINGS_SUCCESS)
+ goto out;
+
+ setting = NULL;
+ }
+
+ out:
+
+ if (result != XSETTINGS_SUCCESS)
+ {
+ switch (result)
+ {
+ case XSETTINGS_NO_MEM:
+ fprintf(stderr, "Out of memory reading XSETTINGS property\n");
+ break;
+ case XSETTINGS_ACCESS:
+ fprintf(stderr, "Invalid XSETTINGS property (read off end)\n");
+ break;
+ case XSETTINGS_DUPLICATE_ENTRY:
+ fprintf (stderr, "Duplicate XSETTINGS entry for '%s'\n", setting->name);
+ case XSETTINGS_FAILED:
+ case XSETTINGS_SUCCESS:
+ case XSETTINGS_NO_ENTRY:
+ break;
+ }
+
+ if (setting)
+ xsettings_setting_free (setting);
+
+ xsettings_list_free (settings);
+ settings = NULL;
+
+ }
+
+ return settings;
+}
+
+static void
+read_settings (XSettingsClient *client)
+{
+ Atom type;
+ int format;
+ unsigned long n_items;
+ unsigned long bytes_after;
+ unsigned char *data;
+ int result;
+
+ int (*old_handler) (Display *, XErrorEvent *);
+
+ XSettingsList *old_list = client->settings;
+
+ client->settings = NULL;
+
+ if (client->manager_window)
+ {
+ old_handler = XSetErrorHandler (ignore_errors);
+ result = XGetWindowProperty (client->display, client->manager_window,
+ client->xsettings_atom, 0, LONG_MAX,
+ False, client->xsettings_atom,
+ &type, &format, &n_items, &bytes_after, &data);
+ XSetErrorHandler (old_handler);
+
+ if (result == Success && type != None)
+ {
+ if (type != client->xsettings_atom)
+ {
+ fprintf (stderr, "Invalid type for XSETTINGS property");
+ }
+ else if (format != 8)
+ {
+ fprintf (stderr, "Invalid format for XSETTINGS property %d", format);
+ }
+ else
+ client->settings = parse_settings (data, n_items);
+
+ XFree (data);
+ }
+ }
+
+ notify_changes (client, old_list);
+ xsettings_list_free (old_list);
+}
+
+static void
+add_events (Display *display,
+ Window window,
+ long mask)
+{
+ XWindowAttributes attr;
+
+ XGetWindowAttributes (display, window, &attr);
+ XSelectInput (display, window, attr.your_event_mask | mask);
+}
+
+static void
+check_manager_window (XSettingsClient *client)
+{
+ if (client->manager_window && client->watch)
+ client->watch (client->manager_window, False, 0, client->cb_data);
+
+ if (client->grab)
+ client->grab (client->display);
+ else
+ XGrabServer (client->display);
+
+ client->manager_window = XGetSelectionOwner (client->display,
+ client->selection_atom);
+ if (client->manager_window)
+ XSelectInput (client->display, client->manager_window,
+ PropertyChangeMask | StructureNotifyMask);
+
+ if (client->ungrab)
+ client->ungrab (client->display);
+ else
+ XUngrabServer (client->display);
+
+ XFlush (client->display);
+
+ if (client->manager_window && client->watch)
+ {
+ if (!client->watch (client->manager_window, True,
+ PropertyChangeMask | StructureNotifyMask,
+ client->cb_data))
+ {
+ /* Inability to watch the window probably means that it was destroyed
+ * after we ungrabbed
+ */
+ client->manager_window = None;
+ return;
+ }
+ }
+
+
+ read_settings (client);
+}
+
+XSettingsClient *
+xsettings_client_new (Display *display,
+ int screen,
+ XSettingsNotifyFunc notify,
+ XSettingsWatchFunc watch,
+ void *cb_data)
+{
+ return xsettings_client_new_with_grab_funcs (display, screen, notify, watch, cb_data,
+ NULL, NULL);
+}
+
+XSettingsClient *
+xsettings_client_new_with_grab_funcs (Display *display,
+ int screen,
+ XSettingsNotifyFunc notify,
+ XSettingsWatchFunc watch,
+ void *cb_data,
+ XSettingsGrabFunc grab,
+ XSettingsGrabFunc ungrab)
+{
+ XSettingsClient *client;
+ char buffer[256];
+ char *atom_names[3];
+ Atom atoms[3];
+
+ client = malloc (sizeof *client);
+ if (!client)
+ return NULL;
+
+ client->display = display;
+ client->screen = screen;
+ client->notify = notify;
+ client->watch = watch;
+ client->cb_data = cb_data;
+ client->grab = grab;
+ client->ungrab = ungrab;
+
+ client->manager_window = None;
+ client->settings = NULL;
+
+ sprintf(buffer, "_XSETTINGS_S%d", screen);
+ atom_names[0] = buffer;
+ atom_names[1] = "_XSETTINGS_SETTINGS";
+ atom_names[2] = "MANAGER";
+
+#ifdef HAVE_XINTERNATOMS
+ XInternAtoms (display, atom_names, 3, False, atoms);
+#else
+ atoms[0] = XInternAtom (display, atom_names[0], False);
+ atoms[1] = XInternAtom (display, atom_names[1], False);
+ atoms[2] = XInternAtom (display, atom_names[2], False);
+#endif
+
+ client->selection_atom = atoms[0];
+ client->xsettings_atom = atoms[1];
+ client->manager_atom = atoms[2];
+
+ /* Select on StructureNotify so we get MANAGER events
+ */
+ add_events (display, RootWindow (display, screen), StructureNotifyMask);
+
+ if (client->watch)
+ client->watch (RootWindow (display, screen), True, StructureNotifyMask,
+ client->cb_data);
+
+ check_manager_window (client);
+
+ return client;
+}
+
+
+void
+xsettings_client_set_grab_func (XSettingsClient *client,
+ XSettingsGrabFunc grab)
+{
+ client->grab = grab;
+}
+
+void
+xsettings_client_set_ungrab_func (XSettingsClient *client,
+ XSettingsGrabFunc ungrab)
+{
+ client->ungrab = ungrab;
+}
+
+void
+xsettings_client_destroy (XSettingsClient *client)
+{
+ if (client->watch)
+ client->watch (RootWindow (client->display, client->screen),
+ False, 0, client->cb_data);
+ if (client->manager_window && client->watch)
+ client->watch (client->manager_window, False, 0, client->cb_data);
+
+ xsettings_list_free (client->settings);
+ free (client);
+}
+
+XSettingsResult
+xsettings_client_get_setting (XSettingsClient *client,
+ const char *name,
+ XSettingsSetting **setting)
+{
+ XSettingsSetting *search = xsettings_list_lookup (client->settings, name);
+ if (search)
+ {
+ *setting = xsettings_setting_copy (search);
+ return *setting ? XSETTINGS_SUCCESS : XSETTINGS_NO_MEM;
+ }
+ else
+ return XSETTINGS_NO_ENTRY;
+}
+
+Bool
+xsettings_client_process_event (XSettingsClient *client,
+ XEvent *xev)
+{
+ /* The checks here will not unlikely cause us to reread
+ * the properties from the manager window a number of
+ * times when the manager changes from A->B. But manager changes
+ * are going to be pretty rare.
+ */
+ if (xev->xany.window == RootWindow (client->display, client->screen))
+ {
+ if (xev->xany.type == ClientMessage &&
+ xev->xclient.message_type == client->manager_atom &&
+ xev->xclient.data.l[1] == client->selection_atom)
+ {
+ check_manager_window (client);
+ return True;
+ }
+ }
+ else if (xev->xany.window == client->manager_window)
+ {
+ if (xev->xany.type == DestroyNotify)
+ {
+ check_manager_window (client);
+ /* let GDK do its cleanup */
+ return False;
+ }
+ else if (xev->xany.type == PropertyNotify)
+ {
+ read_settings (client);
+ return True;
+ }
+ }
+
+ return False;
+}
--- /dev/null
+/*
+ * Copyright © 2001, 2007 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.
+ */
+#ifndef XSETTINGS_CLIENT_H
+#define XSETTINGS_CLIENT_H
+
+#include <X11/Xlib.h>
+#include "xsettings-common.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif /* __cplusplus */
+
+typedef struct _XSettingsClient XSettingsClient;
+
+typedef enum
+{
+ XSETTINGS_ACTION_NEW,
+ XSETTINGS_ACTION_CHANGED,
+ XSETTINGS_ACTION_DELETED
+} XSettingsAction;
+
+typedef void (*XSettingsNotifyFunc) (const char *name,
+ XSettingsAction action,
+ XSettingsSetting *setting,
+ void *cb_data);
+typedef Bool (*XSettingsWatchFunc) (Window window,
+ Bool is_start,
+ long mask,
+ void *cb_data);
+typedef void (*XSettingsGrabFunc) (Display *display);
+
+XSettingsClient *xsettings_client_new (Display *display,
+ int screen,
+ XSettingsNotifyFunc notify,
+ XSettingsWatchFunc watch,
+ void *cb_data);
+XSettingsClient *xsettings_client_new_with_grab_funcs (Display *display,
+ int screen,
+ XSettingsNotifyFunc notify,
+ XSettingsWatchFunc watch,
+ void *cb_data,
+ XSettingsGrabFunc grab,
+ XSettingsGrabFunc ungrab);
+void xsettings_client_set_grab_func (XSettingsClient *client,
+ XSettingsGrabFunc grab);
+void xsettings_client_set_ungrab_func (XSettingsClient *client,
+ XSettingsGrabFunc ungrab);
+void xsettings_client_destroy (XSettingsClient *client);
+Bool xsettings_client_process_event (XSettingsClient *client,
+ XEvent *xev);
+XSettingsResult xsettings_client_get_setting (XSettingsClient *client,
+ const char *name,
+ XSettingsSetting **setting);
+
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+
+#endif /* XSETTINGS_CLIENT_H */
--- /dev/null
+/*
+ * 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 "config.h"
+#include "string.h"
+#include "stdlib.h"
+
+#include <X11/Xlib.h>
+#include <X11/Xmd.h> /* For CARD32 */
+
+#include "xsettings-common.h"
+
+XSettingsSetting *
+xsettings_setting_copy (XSettingsSetting *setting)
+{
+ XSettingsSetting *result;
+ size_t str_len;
+
+ result = malloc (sizeof *result);
+ if (!result)
+ return NULL;
+
+ str_len = strlen (setting->name);
+ result->name = malloc (str_len + 1);
+ if (!result->name)
+ goto err;
+
+ memcpy (result->name, setting->name, str_len + 1);
+
+ result->type = setting->type;
+
+ switch (setting->type)
+ {
+ case XSETTINGS_TYPE_INT:
+ result->data.v_int = setting->data.v_int;
+ break;
+ case XSETTINGS_TYPE_COLOR:
+ result->data.v_color = setting->data.v_color;
+ break;
+ case XSETTINGS_TYPE_STRING:
+ str_len = strlen (setting->data.v_string);
+ result->data.v_string = malloc (str_len + 1);
+ if (!result->data.v_string)
+ goto err;
+
+ memcpy (result->data.v_string, setting->data.v_string, str_len + 1);
+ break;
+ }
+
+ result->last_change_serial = setting->last_change_serial;
+
+ return result;
+
+ err:
+ if (result->name)
+ free (result->name);
+ free (result);
+
+ return NULL;
+}
+
+XSettingsList *
+xsettings_list_copy (XSettingsList *list)
+{
+ XSettingsList *new = NULL;
+ XSettingsList *old_iter = list;
+ XSettingsList *new_iter = NULL;
+
+ while (old_iter)
+ {
+ XSettingsList *new_node;
+
+ new_node = malloc (sizeof *new_node);
+ if (!new_node)
+ goto error;
+
+ new_node->setting = xsettings_setting_copy (old_iter->setting);
+ if (!new_node->setting)
+ {
+ free (new_node);
+ goto error;
+ }
+
+ if (new_iter)
+ new_iter->next = new_node;
+ else
+ new = new_node;
+
+ new_iter = new_node;
+
+ old_iter = old_iter->next;
+ }
+
+ return new;
+
+ error:
+ xsettings_list_free (new);
+ return NULL;
+}
+
+int
+xsettings_setting_equal (XSettingsSetting *setting_a,
+ XSettingsSetting *setting_b)
+{
+ if (setting_a->type != setting_b->type)
+ return 0;
+
+ if (strcmp (setting_a->name, setting_b->name) != 0)
+ return 0;
+
+ switch (setting_a->type)
+ {
+ case XSETTINGS_TYPE_INT:
+ return setting_a->data.v_int == setting_b->data.v_int;
+ case XSETTINGS_TYPE_COLOR:
+ return (setting_a->data.v_color.red == setting_b->data.v_color.red &&
+ setting_a->data.v_color.green == setting_b->data.v_color.green &&
+ setting_a->data.v_color.blue == setting_b->data.v_color.blue &&
+ setting_a->data.v_color.alpha == setting_b->data.v_color.alpha);
+ case XSETTINGS_TYPE_STRING:
+ return strcmp (setting_a->data.v_string, setting_b->data.v_string) == 0;
+ }
+
+ return 0;
+}
+
+void
+xsettings_setting_free (XSettingsSetting *setting)
+{
+ if (setting->type == XSETTINGS_TYPE_STRING)
+ free (setting->data.v_string);
+
+ if (setting->name)
+ free (setting->name);
+
+ free (setting);
+}
+
+void
+xsettings_list_free (XSettingsList *list)
+{
+ while (list)
+ {
+ XSettingsList *next = list->next;
+
+ xsettings_setting_free (list->setting);
+ free (list);
+
+ list = next;
+ }
+}
+
+XSettingsResult
+xsettings_list_insert (XSettingsList **list,
+ XSettingsSetting *setting)
+{
+ XSettingsList *node;
+ XSettingsList *iter;
+ XSettingsList *last = NULL;
+
+ node = malloc (sizeof *node);
+ if (!node)
+ return XSETTINGS_NO_MEM;
+ node->setting = setting;
+
+ iter = *list;
+ while (iter)
+ {
+ int cmp = strcmp (setting->name, iter->setting->name);
+
+ if (cmp < 0)
+ break;
+ else if (cmp == 0)
+ {
+ free (node);
+ return XSETTINGS_DUPLICATE_ENTRY;
+ }
+
+ last = iter;
+ iter = iter->next;
+ }
+
+ if (last)
+ last->next = node;
+ else
+ *list = node;
+
+ node->next = iter;
+
+ return XSETTINGS_SUCCESS;
+}
+
+XSettingsResult
+xsettings_list_delete (XSettingsList **list,
+ const char *name)
+{
+ XSettingsList *iter;
+ XSettingsList *last = NULL;
+
+ iter = *list;
+ while (iter)
+ {
+ if (strcmp (name, iter->setting->name) == 0)
+ {
+ if (last)
+ last->next = iter->next;
+ else
+ *list = iter->next;
+
+ xsettings_setting_free (iter->setting);
+ free (iter);
+
+ return XSETTINGS_SUCCESS;
+ }
+
+ last = iter;
+ iter = iter->next;
+ }
+
+ return XSETTINGS_FAILED;
+}
+
+XSettingsSetting *
+xsettings_list_lookup (XSettingsList *list,
+ const char *name)
+{
+ XSettingsList *iter;
+
+ iter = list;
+ while (iter)
+ {
+ if (strcmp (name, iter->setting->name) == 0)
+ return iter->setting;
+
+ iter = iter->next;
+ }
+
+ return NULL;
+}
+
+char
+xsettings_byte_order (void)
+{
+ CARD32 myint = 0x01020304;
+ return (*(char *)&myint == 1) ? MSBFirst : LSBFirst;
+}
--- /dev/null
+/*
+ * 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.
+ *
+ * Modified by: Emmanuele Bassi, Intel Corp.
+ */
+#ifndef XSETTINGS_COMMON_H
+#define XSETTINGS_COMMON_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif /* __cplusplus */
+
+/* Renames for Clutter inclusion */
+
+#define xsettings_byte_order _clutter_xsettings_byte_order
+#define xsettings_client_destroy _clutter_xsettings_client_destroy
+#define xsettings_client_get_setting _clutter_xsettings_client_get_setting
+#define xsettings_client_new _clutter_xsettings_client_new
+#define xsettings_client_new_with_grab_funcs _clutter_xsettings_client_new_with_grab_funcs
+#define xsettings_client_set_grab_func _clutter_xsettings_client_set_grab_func
+#define xsettings_client_set_ungrab_func _clutter_xsettings_client_set_ungrab_func
+#define xsettings_client_process_event _clutter_xsettings_client_process_event
+#define xsettings_list_copy _clutter_xsettings_list_copy
+#define xsettings_list_delete _clutter_xsettings_list_delete
+#define xsettings_list_free _clutter_xsettings_list_free
+#define xsettings_list_insert _clutter_xsettings_list_insert
+#define xsettings_list_lookup _clutter_xsettings_list_lookup
+#define xsettings_setting_copy _clutter_xsettings_setting_copy
+#define xsettings_setting_equal _clutter_xsettings_setting_equal
+#define xsettings_setting_free _clutter_xsettings_setting_free
+
+
+typedef struct _XSettingsBuffer XSettingsBuffer;
+typedef struct _XSettingsColor XSettingsColor;
+typedef struct _XSettingsList XSettingsList;
+typedef struct _XSettingsSetting XSettingsSetting;
+
+/* Types of settings possible. Enum values correspond to
+ * protocol values.
+ */
+typedef enum
+{
+ XSETTINGS_TYPE_INT = 0,
+ XSETTINGS_TYPE_STRING = 1,
+ XSETTINGS_TYPE_COLOR = 2
+} XSettingsType;
+
+typedef enum
+{
+ XSETTINGS_SUCCESS,
+ XSETTINGS_NO_MEM,
+ XSETTINGS_ACCESS,
+ XSETTINGS_FAILED,
+ XSETTINGS_NO_ENTRY,
+ XSETTINGS_DUPLICATE_ENTRY
+} XSettingsResult;
+
+struct _XSettingsBuffer
+{
+ char byte_order;
+ size_t len;
+ unsigned char *data;
+ unsigned char *pos;
+};
+
+struct _XSettingsColor
+{
+ unsigned short red, green, blue, alpha;
+};
+
+struct _XSettingsList
+{
+ XSettingsSetting *setting;
+ XSettingsList *next;
+};
+
+struct _XSettingsSetting
+{
+ char *name;
+ XSettingsType type;
+
+ union {
+ int v_int;
+ char *v_string;
+ XSettingsColor v_color;
+ } data;
+
+ unsigned long last_change_serial;
+};
+
+XSettingsSetting *xsettings_setting_copy (XSettingsSetting *setting);
+void xsettings_setting_free (XSettingsSetting *setting);
+int xsettings_setting_equal (XSettingsSetting *setting_a,
+ XSettingsSetting *setting_b);
+
+void xsettings_list_free (XSettingsList *list);
+XSettingsList *xsettings_list_copy (XSettingsList *list);
+XSettingsResult xsettings_list_insert (XSettingsList **list,
+ XSettingsSetting *setting);
+XSettingsSetting *xsettings_list_lookup (XSettingsList *list,
+ const char *name);
+XSettingsResult xsettings_list_delete (XSettingsList **list,
+ const char *name);
+
+char xsettings_byte_order (void);
+
+#define XSETTINGS_PAD(n,m) ((n + m - 1) & (~(m-1)))
+
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+
+#endif /* XSETTINGS_COMMON_H */