2001-12-09 17:41:12 -05:00
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/* Metacity preferences */
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/*
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* Copyright (C) 2001 Havoc Pennington
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of the
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* License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
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* 02111-1307, USA.
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*/
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#include <config.h>
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#include "prefs.h"
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#include "util.h"
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#include <gconf/gconf-client.h>
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#include <string.h>
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/* If you add a key, it needs updating in init() and in the gconf
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* notify listener and of course in the .schemas file
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*/
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#define KEY_FOCUS_MODE "/apps/metacity/general/focus_mode"
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2002-02-06 22:07:56 -05:00
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#define KEY_THEME "/apps/metacity/general/theme"
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2001-12-09 17:41:12 -05:00
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#define KEY_USE_DESKTOP_FONT "/apps/metacity/general/titlebar_uses_desktop_font"
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#define KEY_TITLEBAR_FONT "/apps/metacity/general/titlebar_font"
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#define KEY_TITLEBAR_FONT_SIZE "/apps/metacity/general/titlebar_font_size"
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2001-12-09 22:55:26 -05:00
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#define KEY_NUM_WORKSPACES "/apps/metacity/general/num_workspaces"
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2002-01-27 00:50:34 -05:00
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#define KEY_APPLICATION_BASED "/apps/metacity/general/application_based"
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2001-12-09 17:41:12 -05:00
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2002-02-07 22:34:26 -05:00
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static GConfClient *default_client = NULL;
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2001-12-09 17:41:12 -05:00
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static GList *listeners = NULL;
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static GList *changes = NULL;
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static guint changed_idle;
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static gboolean use_desktop_font = TRUE;
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static PangoFontDescription *titlebar_font = NULL;
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static int titlebar_font_size = 0;
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static MetaFocusMode focus_mode = META_FOCUS_MODE_CLICK;
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2002-02-06 22:07:56 -05:00
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static char* current_theme = NULL;
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2001-12-09 22:55:26 -05:00
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static int num_workspaces = 4;
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2002-01-27 00:50:34 -05:00
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static gboolean application_based = FALSE;
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2001-12-09 17:41:12 -05:00
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static gboolean update_use_desktop_font (gboolean value);
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static gboolean update_titlebar_font (const char *value);
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static gboolean update_titlebar_font_size (int value);
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static gboolean update_focus_mode (const char *value);
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2002-02-06 22:07:56 -05:00
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static gboolean update_theme (const char *value);
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2001-12-09 22:55:26 -05:00
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static gboolean update_num_workspaces (int value);
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2002-01-27 00:50:34 -05:00
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static gboolean update_application_based (gboolean value);
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2001-12-09 17:41:12 -05:00
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static void queue_changed (MetaPreference pref);
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static void change_notify (GConfClient *client,
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guint cnxn_id,
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GConfEntry *entry,
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gpointer user_data);
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typedef struct
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{
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MetaPrefsChangedFunc func;
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gpointer data;
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} MetaPrefsListener;
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void
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meta_prefs_add_listener (MetaPrefsChangedFunc func,
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gpointer data)
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{
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MetaPrefsListener *l;
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l = g_new (MetaPrefsListener, 1);
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l->func = func;
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l->data = data;
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listeners = g_list_prepend (listeners, l);
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}
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void
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meta_prefs_remove_listener (MetaPrefsChangedFunc func,
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gpointer data)
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{
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GList *tmp;
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tmp = listeners;
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while (tmp != NULL)
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{
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MetaPrefsListener *l = tmp->data;
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if (l->func == func &&
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l->data == data)
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{
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g_free (l);
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listeners = g_list_delete_link (listeners, tmp);
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return;
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}
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tmp = tmp->next;
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}
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meta_bug ("Did not find listener to remove\n");
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}
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static void
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emit_changed (MetaPreference pref)
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{
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GList *tmp;
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GList *copy;
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meta_verbose ("Notifying listeners that pref %s changed\n",
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meta_preference_to_string (pref));
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copy = g_list_copy (listeners);
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tmp = copy;
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while (tmp != NULL)
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{
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MetaPrefsListener *l = tmp->data;
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(* l->func) (pref, l->data);
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tmp = tmp->next;
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}
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g_list_free (copy);
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}
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static gboolean
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changed_idle_handler (gpointer data)
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{
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GList *tmp;
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GList *copy;
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changed_idle = 0;
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copy = g_list_copy (changes); /* reentrancy paranoia */
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g_list_free (changes);
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changes = NULL;
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tmp = copy;
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while (tmp != NULL)
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{
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MetaPreference pref = GPOINTER_TO_INT (tmp->data);
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emit_changed (pref);
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tmp = tmp->next;
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}
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g_list_free (copy);
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return FALSE;
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}
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static void
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queue_changed (MetaPreference pref)
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{
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meta_verbose ("Queueing change of pref %s\n",
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meta_preference_to_string (pref));
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if (g_list_find (changes, GINT_TO_POINTER (pref)) == NULL)
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changes = g_list_prepend (changes, GINT_TO_POINTER (pref));
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else
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meta_verbose ("Change of pref %s was already pending\n",
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meta_preference_to_string (pref));
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if (changed_idle == 0)
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changed_idle = g_idle_add (changed_idle_handler, NULL);
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}
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static void
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cleanup_error (GError **error)
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{
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if (*error)
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{
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2001-12-09 22:55:26 -05:00
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meta_warning ("%s\n", (*error)->message);
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2001-12-09 17:41:12 -05:00
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g_error_free (*error);
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*error = NULL;
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}
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}
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void
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meta_prefs_init (void)
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{
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GError *err = NULL;
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char *str_val;
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int int_val;
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gboolean bool_val;
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2002-02-07 22:34:26 -05:00
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if (default_client != NULL)
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2001-12-09 17:41:12 -05:00
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return;
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/* returns a reference which we hold forever */
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2002-02-07 22:34:26 -05:00
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default_client = gconf_client_get_default ();
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2001-12-09 17:41:12 -05:00
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2002-02-07 22:34:26 -05:00
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gconf_client_add_dir (default_client, "/apps/metacity",
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2001-12-09 17:41:12 -05:00
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GCONF_CLIENT_PRELOAD_RECURSIVE,
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&err);
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cleanup_error (&err);
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2002-02-07 22:34:26 -05:00
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str_val = gconf_client_get_string (default_client, KEY_FOCUS_MODE,
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2001-12-09 17:41:12 -05:00
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&err);
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cleanup_error (&err);
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update_focus_mode (str_val);
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g_free (str_val);
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2002-02-07 22:34:26 -05:00
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str_val = gconf_client_get_string (default_client, KEY_THEME,
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2002-02-06 22:07:56 -05:00
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&err);
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cleanup_error (&err);
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update_theme (str_val);
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g_free (str_val);
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2001-12-09 22:55:26 -05:00
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/* If the keys aren't set in the database, we use essentially
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* bogus values instead of any kind of default. This is
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* just lazy. But they keys ought to be set, anyhow.
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*/
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2002-02-07 22:34:26 -05:00
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bool_val = gconf_client_get_bool (default_client, KEY_USE_DESKTOP_FONT,
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2001-12-09 17:41:12 -05:00
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&err);
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cleanup_error (&err);
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update_use_desktop_font (bool_val);
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2002-02-07 22:34:26 -05:00
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int_val = gconf_client_get_int (default_client, KEY_TITLEBAR_FONT_SIZE,
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2001-12-09 17:41:12 -05:00
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&err);
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cleanup_error (&err);
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update_titlebar_font_size (int_val);
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2002-02-07 22:34:26 -05:00
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str_val = gconf_client_get_string (default_client, KEY_TITLEBAR_FONT,
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2001-12-09 17:41:12 -05:00
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&err);
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cleanup_error (&err);
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update_titlebar_font (str_val);
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g_free (str_val);
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2002-02-07 22:34:26 -05:00
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int_val = gconf_client_get_int (default_client, KEY_NUM_WORKSPACES,
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2001-12-09 22:55:26 -05:00
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&err);
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cleanup_error (&err);
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update_num_workspaces (int_val);
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2002-01-27 00:50:34 -05:00
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2002-02-07 22:34:26 -05:00
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bool_val = gconf_client_get_bool (default_client, KEY_APPLICATION_BASED,
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2002-01-27 00:50:34 -05:00
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&err);
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cleanup_error (&err);
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update_application_based (bool_val);
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2001-12-09 22:55:26 -05:00
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2002-02-07 22:34:26 -05:00
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gconf_client_notify_add (default_client, "/apps/metacity",
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2001-12-09 17:41:12 -05:00
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change_notify,
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NULL,
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NULL,
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&err);
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cleanup_error (&err);
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}
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static void
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change_notify (GConfClient *client,
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guint cnxn_id,
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GConfEntry *entry,
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gpointer user_data)
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{
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const char *key;
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GConfValue *value;
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key = gconf_entry_get_key (entry);
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value = gconf_entry_get_value (entry);
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if (strcmp (key, KEY_FOCUS_MODE) == 0)
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{
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const char *str;
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if (value && value->type != GCONF_VALUE_STRING)
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{
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meta_warning (_("GConf key \"%s\" is set to an invalid type\n"),
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KEY_FOCUS_MODE);
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goto out;
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}
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str = value ? gconf_value_get_string (value) : NULL;
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if (update_focus_mode (str))
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queue_changed (META_PREF_FOCUS_MODE);
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}
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2002-02-06 22:07:56 -05:00
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if (strcmp (key, KEY_THEME) == 0)
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{
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const char *str;
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if (value && value->type != GCONF_VALUE_STRING)
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{
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meta_warning (_("GConf key \"%s\" is set to an invalid type\n"),
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KEY_THEME);
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goto out;
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}
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str = value ? gconf_value_get_string (value) : NULL;
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2002-02-06 23:32:48 -05:00
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if (update_theme (str))
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2002-02-06 22:07:56 -05:00
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queue_changed (META_PREF_THEME);
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}
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2001-12-09 17:41:12 -05:00
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else if (strcmp (key, KEY_TITLEBAR_FONT) == 0)
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{
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const char *str;
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if (value && value->type != GCONF_VALUE_STRING)
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{
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meta_warning (_("GConf key \"%s\" is set to an invalid type\n"),
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KEY_TITLEBAR_FONT);
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goto out;
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}
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str = value ? gconf_value_get_string (value) : NULL;
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if (update_titlebar_font (str))
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queue_changed (META_PREF_TITLEBAR_FONT);
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}
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else if (strcmp (key, KEY_TITLEBAR_FONT_SIZE) == 0)
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{
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int d;
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if (value && value->type != GCONF_VALUE_INT)
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{
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meta_warning (_("GConf key \"%s\" is set to an invalid type\n"),
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KEY_TITLEBAR_FONT_SIZE);
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goto out;
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}
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d = value ? gconf_value_get_int (value) : 0;
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if (update_titlebar_font_size (d))
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queue_changed (META_PREF_TITLEBAR_FONT_SIZE);
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}
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else if (strcmp (key, KEY_USE_DESKTOP_FONT) == 0)
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{
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gboolean b;
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if (value && value->type != GCONF_VALUE_BOOL)
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{
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meta_warning (_("GConf key \"%s\" is set to an invalid type\n"),
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KEY_USE_DESKTOP_FONT);
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goto out;
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}
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b = value ? gconf_value_get_bool (value) : TRUE;
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/* There's no external pref for this, it just affects whether
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* get_titlebar_font returns NULL, so that's what we queue
|
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* the change on
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*/
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if (update_use_desktop_font (b))
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queue_changed (META_PREF_TITLEBAR_FONT);
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}
|
2001-12-09 22:55:26 -05:00
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else if (strcmp (key, KEY_NUM_WORKSPACES) == 0)
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{
|
|
|
|
int d;
|
|
|
|
|
|
|
|
if (value && value->type != GCONF_VALUE_INT)
|
|
|
|
{
|
|
|
|
meta_warning (_("GConf key \"%s\" is set to an invalid type\n"),
|
|
|
|
KEY_NUM_WORKSPACES);
|
|
|
|
goto out;
|
|
|
|
}
|
|
|
|
|
2002-01-27 00:50:34 -05:00
|
|
|
d = value ? gconf_value_get_int (value) : num_workspaces;
|
2001-12-09 22:55:26 -05:00
|
|
|
|
|
|
|
if (update_num_workspaces (d))
|
|
|
|
queue_changed (META_PREF_NUM_WORKSPACES);
|
|
|
|
}
|
2002-01-27 00:50:34 -05:00
|
|
|
else if (strcmp (key, KEY_APPLICATION_BASED) == 0)
|
|
|
|
{
|
|
|
|
gboolean b;
|
2001-12-09 17:41:12 -05:00
|
|
|
|
2002-01-27 00:50:34 -05:00
|
|
|
if (value && value->type != GCONF_VALUE_BOOL)
|
|
|
|
{
|
|
|
|
meta_warning (_("GConf key \"%s\" is set to an invalid type\n"),
|
|
|
|
KEY_APPLICATION_BASED);
|
|
|
|
goto out;
|
|
|
|
}
|
|
|
|
|
|
|
|
b = value ? gconf_value_get_bool (value) : application_based;
|
|
|
|
|
|
|
|
if (update_application_based (b))
|
|
|
|
queue_changed (META_PREF_APPLICATION_BASED);
|
|
|
|
}
|
|
|
|
else
|
|
|
|
{
|
|
|
|
meta_verbose ("Key %s doesn't mean anything to Metacity\n",
|
|
|
|
key);
|
|
|
|
}
|
|
|
|
|
2001-12-09 17:41:12 -05:00
|
|
|
out:
|
|
|
|
/* nothing */
|
|
|
|
}
|
|
|
|
|
|
|
|
static gboolean
|
|
|
|
update_focus_mode (const char *value)
|
|
|
|
{
|
|
|
|
MetaFocusMode old_mode = focus_mode;
|
|
|
|
|
|
|
|
if (value != NULL)
|
|
|
|
{
|
|
|
|
if (g_ascii_strcasecmp (value, "click") == 0)
|
|
|
|
focus_mode = META_FOCUS_MODE_CLICK;
|
|
|
|
else if (g_ascii_strcasecmp (value, "sloppy") == 0)
|
|
|
|
focus_mode = META_FOCUS_MODE_SLOPPY;
|
|
|
|
else if (g_ascii_strcasecmp (value, "mouse") == 0)
|
|
|
|
focus_mode = META_FOCUS_MODE_MOUSE;
|
|
|
|
else
|
|
|
|
meta_warning (_("GConf key '%s' is set to an invalid value"),
|
|
|
|
KEY_FOCUS_MODE);
|
|
|
|
}
|
|
|
|
|
|
|
|
return (old_mode != focus_mode);
|
|
|
|
}
|
|
|
|
|
2002-02-06 22:07:56 -05:00
|
|
|
static gboolean
|
|
|
|
update_theme (const char *value)
|
|
|
|
{
|
2002-02-07 22:34:26 -05:00
|
|
|
char *old_theme;
|
2002-02-06 22:07:56 -05:00
|
|
|
gboolean changed;
|
|
|
|
|
|
|
|
old_theme = current_theme;
|
|
|
|
|
|
|
|
if (value != NULL && *value)
|
|
|
|
{
|
|
|
|
current_theme = g_strdup (value);
|
|
|
|
}
|
|
|
|
|
|
|
|
changed = TRUE;
|
|
|
|
if ((old_theme && current_theme &&
|
|
|
|
strcmp (old_theme, current_theme) == 0) ||
|
|
|
|
(old_theme == NULL && current_theme == NULL))
|
|
|
|
changed = FALSE;
|
|
|
|
|
|
|
|
if (old_theme != current_theme)
|
|
|
|
g_free (old_theme);
|
|
|
|
|
|
|
|
if (current_theme == NULL)
|
|
|
|
{
|
|
|
|
/* Fallback crackrock */
|
|
|
|
current_theme = g_strdup ("Atlanta");
|
|
|
|
changed = TRUE;
|
|
|
|
}
|
|
|
|
|
|
|
|
return changed;
|
|
|
|
}
|
|
|
|
|
2001-12-09 17:41:12 -05:00
|
|
|
MetaFocusMode
|
|
|
|
meta_prefs_get_focus_mode (void)
|
|
|
|
{
|
|
|
|
return focus_mode;
|
|
|
|
}
|
|
|
|
|
2002-02-06 22:07:56 -05:00
|
|
|
const char*
|
|
|
|
meta_prefs_get_theme (void)
|
|
|
|
{
|
|
|
|
return current_theme;
|
|
|
|
}
|
|
|
|
|
2001-12-09 17:41:12 -05:00
|
|
|
static gboolean
|
|
|
|
update_use_desktop_font (gboolean value)
|
|
|
|
{
|
|
|
|
gboolean old = use_desktop_font;
|
|
|
|
|
|
|
|
use_desktop_font = value;
|
|
|
|
|
|
|
|
return old != value;
|
|
|
|
}
|
|
|
|
|
|
|
|
static gboolean
|
|
|
|
update_titlebar_font (const char *value)
|
|
|
|
{
|
|
|
|
PangoFontDescription *new_desc;
|
|
|
|
|
|
|
|
new_desc = NULL;
|
|
|
|
|
|
|
|
if (value)
|
|
|
|
{
|
|
|
|
new_desc = pango_font_description_from_string (value);
|
|
|
|
if (new_desc == NULL)
|
|
|
|
meta_warning (_("Could not parse font description \"%s\" from GConf key %s\n"),
|
|
|
|
value, KEY_TITLEBAR_FONT);
|
|
|
|
}
|
|
|
|
|
|
|
|
if (new_desc && titlebar_font &&
|
|
|
|
pango_font_description_equal (new_desc, titlebar_font))
|
|
|
|
{
|
|
|
|
pango_font_description_free (new_desc);
|
|
|
|
return FALSE;
|
|
|
|
}
|
|
|
|
else
|
|
|
|
{
|
|
|
|
if (titlebar_font)
|
|
|
|
pango_font_description_free (titlebar_font);
|
|
|
|
|
|
|
|
titlebar_font = new_desc;
|
|
|
|
|
|
|
|
return TRUE;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
const PangoFontDescription*
|
|
|
|
meta_prefs_get_titlebar_font (void)
|
|
|
|
{
|
|
|
|
if (use_desktop_font)
|
|
|
|
return NULL;
|
|
|
|
else
|
|
|
|
return titlebar_font;
|
|
|
|
}
|
|
|
|
|
|
|
|
static gboolean
|
|
|
|
update_titlebar_font_size (int value)
|
|
|
|
{
|
|
|
|
int old = titlebar_font_size;
|
|
|
|
|
|
|
|
if (value < 0)
|
|
|
|
{
|
|
|
|
meta_warning (_("%d stored in GConf key %s is not a valid font size\n"),
|
|
|
|
value, KEY_TITLEBAR_FONT_SIZE);
|
|
|
|
value = 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
titlebar_font_size = value;
|
|
|
|
|
|
|
|
return old != titlebar_font_size;
|
|
|
|
}
|
|
|
|
|
|
|
|
int
|
|
|
|
meta_prefs_get_titlebar_font_size (void)
|
|
|
|
{
|
|
|
|
return titlebar_font_size;
|
|
|
|
}
|
|
|
|
|
2001-12-09 22:55:26 -05:00
|
|
|
|
|
|
|
#define MAX_REASONABLE_WORKSPACES 32
|
|
|
|
|
|
|
|
static gboolean
|
|
|
|
update_num_workspaces (int value)
|
|
|
|
{
|
|
|
|
int old = num_workspaces;
|
|
|
|
|
|
|
|
if (value < 1 || value > MAX_REASONABLE_WORKSPACES)
|
|
|
|
{
|
|
|
|
meta_warning (_("%d stored in GConf key %s is not a reasonable number of workspaces, current maximum is %d\n"),
|
|
|
|
value, KEY_NUM_WORKSPACES, MAX_REASONABLE_WORKSPACES);
|
|
|
|
if (value < 1)
|
|
|
|
value = 1;
|
|
|
|
else if (value > MAX_REASONABLE_WORKSPACES)
|
|
|
|
value = MAX_REASONABLE_WORKSPACES;
|
|
|
|
}
|
|
|
|
|
|
|
|
num_workspaces = value;
|
|
|
|
|
|
|
|
return old != num_workspaces;
|
|
|
|
}
|
|
|
|
|
|
|
|
int
|
|
|
|
meta_prefs_get_num_workspaces (void)
|
|
|
|
{
|
|
|
|
return num_workspaces;
|
|
|
|
}
|
|
|
|
|
2002-01-27 00:50:34 -05:00
|
|
|
static gboolean
|
|
|
|
update_application_based (gboolean value)
|
|
|
|
{
|
|
|
|
gboolean old = application_based;
|
|
|
|
|
|
|
|
application_based = value;
|
|
|
|
|
|
|
|
return old != application_based;
|
|
|
|
}
|
|
|
|
|
|
|
|
gboolean
|
|
|
|
meta_prefs_get_application_based (void)
|
|
|
|
{
|
|
|
|
return application_based;
|
|
|
|
}
|
|
|
|
|
2001-12-09 17:41:12 -05:00
|
|
|
const char*
|
|
|
|
meta_preference_to_string (MetaPreference pref)
|
|
|
|
{
|
|
|
|
switch (pref)
|
|
|
|
{
|
|
|
|
case META_PREF_FOCUS_MODE:
|
|
|
|
return "FOCUS_MODE";
|
|
|
|
break;
|
|
|
|
|
2002-02-06 22:07:56 -05:00
|
|
|
case META_PREF_THEME:
|
|
|
|
return "THEME";
|
|
|
|
break;
|
|
|
|
|
2001-12-09 17:41:12 -05:00
|
|
|
case META_PREF_TITLEBAR_FONT:
|
|
|
|
return "TITLEBAR_FONT";
|
|
|
|
break;
|
|
|
|
|
|
|
|
case META_PREF_TITLEBAR_FONT_SIZE:
|
|
|
|
return "TITLEBAR_FONT_SIZE";
|
|
|
|
break;
|
2001-12-09 22:55:26 -05:00
|
|
|
|
|
|
|
case META_PREF_NUM_WORKSPACES:
|
|
|
|
return "NUM_WORKSPACES";
|
|
|
|
break;
|
2002-01-27 00:50:34 -05:00
|
|
|
|
|
|
|
case META_PREF_APPLICATION_BASED:
|
|
|
|
return "APPLICATION_BASED";
|
|
|
|
break;
|
2001-12-09 17:41:12 -05:00
|
|
|
}
|
|
|
|
|
|
|
|
return "(unknown)";
|
|
|
|
}
|
2002-03-10 13:36:08 -05:00
|
|
|
|
|
|
|
void
|
|
|
|
meta_prefs_set_num_workspaces (int n_workspaces)
|
|
|
|
{
|
|
|
|
GError *err;
|
|
|
|
|
|
|
|
if (default_client == NULL)
|
|
|
|
return;
|
|
|
|
|
|
|
|
if (n_workspaces < 1)
|
|
|
|
n_workspaces = 1;
|
|
|
|
if (n_workspaces > MAX_REASONABLE_WORKSPACES)
|
|
|
|
n_workspaces = MAX_REASONABLE_WORKSPACES;
|
|
|
|
|
|
|
|
err = NULL;
|
|
|
|
gconf_client_set_int (default_client,
|
|
|
|
KEY_NUM_WORKSPACES,
|
|
|
|
n_workspaces,
|
|
|
|
&err);
|
|
|
|
|
|
|
|
if (err)
|
|
|
|
{
|
|
|
|
meta_warning (_("Error setting number of workspaces to %d: %s\n"),
|
|
|
|
num_workspaces,
|
|
|
|
err->message);
|
|
|
|
g_error_free (err);
|
|
|
|
}
|
|
|
|
}
|