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mutter/src/core/prefs.c

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/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
/* Mutter preferences */
/*
* Copyright (C) 2001 Havoc Pennington, Copyright (C) 2002 Red Hat Inc.
* Copyright (C) 2006 Elijah Newren
* Copyright (C) 2008 Thomas Thurman
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of the
* License, 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
* General Public License for more details.
*
* You should have received a copy of the GNU 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.
*/
#include <config.h>
#include <meta/prefs.h>
#include "ui.h"
#include <meta/util.h>
#include "meta-plugin-manager.h"
#ifdef HAVE_GCONF
#include <gconf/gconf-client.h>
#endif
#include <string.h>
#include <stdlib.h>
#define MAX_REASONABLE_WORKSPACES 36
#define MAX_COMMANDS (32 + NUM_EXTRA_COMMANDS)
#define NUM_EXTRA_COMMANDS 2
#define SCREENSHOT_COMMAND_IDX (MAX_COMMANDS - 2)
#define WIN_SCREENSHOT_COMMAND_IDX (MAX_COMMANDS - 1)
/* If you add a key, it needs updating in init() and in the gconf
* notify listener and of course in the .schemas file.
*
* Keys which are handled by one of the unified handlers below are
* not given a name here, because the purpose of the unified handlers
* is that keys should be referred to exactly once.
*/
#define KEY_TITLEBAR_FONT "/apps/metacity/general/titlebar_font"
#define KEY_NUM_WORKSPACES "/apps/metacity/general/num_workspaces"
#define KEY_GNOME_ACCESSIBILITY "/desktop/gnome/interface/accessibility"
#define KEY_COMMAND_DIRECTORY "/apps/metacity/keybinding_commands"
#define KEY_COMMAND_PREFIX "/apps/metacity/keybinding_commands/command_"
#define KEY_TERMINAL_DIR "/desktop/gnome/applications/terminal"
#define KEY_TERMINAL_COMMAND KEY_TERMINAL_DIR "/exec"
#define KEY_OVERLAY_KEY "/apps/mutter/general/overlay_key"
#define KEY_SCREEN_BINDINGS_PREFIX "/apps/metacity/global_keybindings"
#define KEY_WINDOW_BINDINGS_PREFIX "/apps/metacity/window_keybindings"
#define KEY_LIST_BINDINGS_SUFFIX "_list"
#define KEY_WORKSPACE_NAME_DIRECTORY "/apps/metacity/workspace_names"
#define KEY_WORKSPACE_NAME_PREFIX "/apps/metacity/workspace_names/name_"
#define KEY_LIVE_HIDDEN_WINDOWS "/apps/mutter/general/live_hidden_windows"
#define KEY_WORKSPACES_ONLY_ON_PRIMARY "/apps/mutter/general/workspaces_only_on_primary"
#define KEY_DRAGGABLE_BORDER_WIDTH "/apps/mutter/general/draggable_border_width"
#define KEY_NO_TAB_POPUP "/apps/metacity/general/no_tab_popup"
#ifdef HAVE_GCONF
static GConfClient *default_client = NULL;
static GList *changes = NULL;
static guint changed_idle;
static GList *listeners = NULL;
#endif
static gboolean use_system_font = FALSE;
static PangoFontDescription *titlebar_font = NULL;
static MetaVirtualModifier mouse_button_mods = Mod1Mask;
static MetaFocusMode focus_mode = META_FOCUS_MODE_CLICK;
static MetaFocusNewWindows focus_new_windows = META_FOCUS_NEW_WINDOWS_SMART;
static gboolean raise_on_click = TRUE;
static gboolean attach_modal_dialogs = FALSE;
static char* current_theme = NULL;
static int num_workspaces = 4;
static MetaActionTitlebar action_double_click_titlebar = META_ACTION_TITLEBAR_TOGGLE_MAXIMIZE;
static MetaActionTitlebar action_middle_click_titlebar = META_ACTION_TITLEBAR_LOWER;
static MetaActionTitlebar action_right_click_titlebar = META_ACTION_TITLEBAR_MENU;
static gboolean application_based = FALSE;
static gboolean disable_workarounds = FALSE;
static gboolean auto_raise = FALSE;
static gboolean auto_raise_delay = 500;
static gboolean provide_visual_bell = FALSE;
static gboolean bell_is_audible = TRUE;
static gboolean gnome_accessibility = FALSE;
static gboolean gnome_animations = TRUE;
static char *cursor_theme = NULL;
static int cursor_size = 24;
static int draggable_border_width = 10;
static gboolean resize_with_right_button = FALSE;
static gboolean edge_tiling = FALSE;
static gboolean force_fullscreen = TRUE;
static MetaVisualBellType visual_bell_type = META_VISUAL_BELL_FULLSCREEN_FLASH;
static MetaButtonLayout button_layout;
/* The screenshot commands are at the end */
static char *commands[MAX_COMMANDS] = { NULL, };
static char *terminal_command = NULL;
static char *workspace_names[MAX_REASONABLE_WORKSPACES] = { NULL, };
static gboolean live_hidden_windows = FALSE;
static gboolean workspaces_only_on_primary = FALSE;
static gboolean no_tab_popup = FALSE;
#ifdef HAVE_GCONF
static gboolean handle_preference_update_enum (const gchar *key, GConfValue *value);
static char *binding_name (const char *gconf_key);
static gboolean update_key_binding (const char *key,
const char *value);
typedef enum
{
META_LIST_OF_STRINGS,
META_LIST_OF_GCONFVALUE_STRINGS
} MetaStringListType;
static gboolean find_and_update_list_binding (MetaKeyPref *bindings,
const char *key,
GSList *value,
MetaStringListType type_of_value);
static gboolean update_key_list_binding (const char *key,
GSList *value,
MetaStringListType type_of_value);
static gboolean update_command (const char *name,
const char *value);
static gboolean update_workspace_name (const char *name,
const char *value);
static void notify_new_value (const char *key,
GConfValue *value);
static void change_notify (GConfClient *client,
guint cnxn_id,
GConfEntry *entry,
gpointer user_data);
static char* gconf_key_for_workspace_name (int i);
static void queue_changed (MetaPreference pref);
static gboolean update_list_binding (MetaKeyPref *binding,
GSList *value,
MetaStringListType type_of_value);
static void cleanup_error (GError **error);
static gboolean get_bool (const char *key, gboolean *val);
static void maybe_give_disable_workarounds_warning (void);
static void titlebar_handler (MetaPreference, const gchar*, gboolean*);
static void theme_name_handler (MetaPreference, const gchar*, gboolean*);
static void mouse_button_mods_handler (MetaPreference, const gchar*, gboolean*);
static void button_layout_handler (MetaPreference, const gchar*, gboolean*);
#endif /* HAVE_GCONF */
static gboolean update_binding (MetaKeyPref *binding,
const char *value);
static void init_bindings (void);
static void init_commands (void);
static void init_workspace_names (void);
#ifndef HAVE_GCONF
static void init_button_layout (void);
#endif /* !HAVE_GCONF */
#ifdef HAVE_GCONF
typedef struct
{
MetaPrefsChangedFunc func;
gpointer data;
} MetaPrefsListener;
static GConfEnumStringPair symtab_focus_mode[] =
{
{ META_FOCUS_MODE_CLICK, "click" },
{ META_FOCUS_MODE_SLOPPY, "sloppy" },
{ META_FOCUS_MODE_MOUSE, "mouse" },
{ 0, NULL },
};
static GConfEnumStringPair symtab_focus_new_windows[] =
{
{ META_FOCUS_NEW_WINDOWS_SMART, "smart" },
{ META_FOCUS_NEW_WINDOWS_STRICT, "strict" },
{ 0, NULL },
};
static GConfEnumStringPair symtab_visual_bell_type[] =
{
/* Note to the reader: 0 is an invalid value; these start at 1. */
{ META_VISUAL_BELL_FULLSCREEN_FLASH, "fullscreen" },
{ META_VISUAL_BELL_FRAME_FLASH, "frame_flash" },
{ 0, NULL },
};
static GConfEnumStringPair symtab_titlebar_action[] =
{
{ META_ACTION_TITLEBAR_TOGGLE_SHADE, "toggle_shade" },
{ META_ACTION_TITLEBAR_TOGGLE_MAXIMIZE, "toggle_maximize" },
{ META_ACTION_TITLEBAR_TOGGLE_MAXIMIZE_HORIZONTALLY,
"toggle_maximize_horizontally" },
{ META_ACTION_TITLEBAR_TOGGLE_MAXIMIZE_VERTICALLY,
"toggle_maximize_vertically" },
{ META_ACTION_TITLEBAR_MINIMIZE, "minimize" },
{ META_ACTION_TITLEBAR_NONE, "none" },
{ META_ACTION_TITLEBAR_LOWER, "lower" },
{ META_ACTION_TITLEBAR_MENU, "menu" },
{ META_ACTION_TITLEBAR_TOGGLE_SHADE, "toggle_shade" },
{ 0, NULL },
};
/*
* Note that 'gchar *key' is the first element of all these structures;
* we count on that below in key_is_used and do_override.
*/
/*
* The details of one preference which is constrained to be
* one of a small number of string values-- in other words,
* an enumeration.
*
* We could have done this other ways. One particularly attractive
* possibility would have been to represent the entire symbol table
* as a space-separated string literal in the list of symtabs, so
* the focus mode enums could have been represented simply by
* "click sloppy mouse". However, the simplicity gained would have
* been outweighed by the bugs caused when the ordering of the enum
* strings got out of sync with the actual enum statement. Also,
* there is existing library code to use this kind of symbol tables.
*/
typedef struct
{
gchar *key;
MetaPreference pref;
GConfEnumStringPair *symtab;
gpointer target;
} MetaEnumPreference;
typedef struct
{
gchar *key;
MetaPreference pref;
gboolean *target;
gboolean becomes_true_on_destruction;
} MetaBoolPreference;
typedef struct
{
gchar *key;
MetaPreference pref;
/**
* A handler. Many of the string preferences aren't stored as
* strings and need parsing; others of them have default values
* which can't be solved in the general case. If you include a
* function pointer here, it will be called before the string
* value is written out to the target variable.
*
* The function is passed two arguments: the preference, and
* the new string as a gchar*. It returns a gboolean;
* only if this is true, the listeners will be informed that
* the preference has changed.
*
* This may be NULL. If it is, see "target", below.
*/
void (*handler) (MetaPreference pref,
const gchar *string_value,
gboolean *inform_listeners);
/**
* Where to write the incoming string.
*
* This must be NULL if the handler is non-NULL.
* If the incoming string is NULL, no change will be made.
*/
gchar **target;
} MetaStringPreference;
#define METAINTPREFERENCE_NO_CHANGE_ON_DESTROY G_MININT
typedef struct
{
gchar *key;
MetaPreference pref;
gint *target;
/**
* Minimum and maximum values of the integer.
* If the new value is out of bounds, it will be discarded with a warning.
*/
gint minimum, maximum;
/**
* Value to use if the key is destroyed.
* If this is METAINTPREFERENCE_NO_CHANGE_ON_DESTROY, it will
* not be changed when the key is destroyed.
*/
gint value_if_destroyed;
} MetaIntPreference;
/* FIXMEs: */
/* @@@ Don't use NULL lines at the end; glib can tell you how big it is */
/* @@@ /apps/mutter/general should be assumed if first char is not / */
/* @@@ Will it ever be possible to merge init and update? If not, why not? */
static MetaEnumPreference preferences_enum[] =
{
{ "/apps/metacity/general/focus_new_windows",
META_PREF_FOCUS_NEW_WINDOWS,
symtab_focus_new_windows,
&focus_new_windows,
},
{ "/apps/metacity/general/focus_mode",
META_PREF_FOCUS_MODE,
symtab_focus_mode,
&focus_mode,
},
{ "/apps/metacity/general/visual_bell_type",
META_PREF_VISUAL_BELL_TYPE,
symtab_visual_bell_type,
&visual_bell_type,
},
{ "/apps/metacity/general/action_double_click_titlebar",
META_PREF_ACTION_DOUBLE_CLICK_TITLEBAR,
symtab_titlebar_action,
&action_double_click_titlebar,
},
{ "/apps/metacity/general/action_middle_click_titlebar",
META_PREF_ACTION_MIDDLE_CLICK_TITLEBAR,
symtab_titlebar_action,
&action_middle_click_titlebar,
},
{ "/apps/metacity/general/action_right_click_titlebar",
META_PREF_ACTION_RIGHT_CLICK_TITLEBAR,
symtab_titlebar_action,
&action_right_click_titlebar,
},
{ NULL, 0, NULL, NULL },
};
static MetaBoolPreference preferences_bool[] =
{
{ "/apps/mutter/general/attach_modal_dialogs",
META_PREF_ATTACH_MODAL_DIALOGS,
&attach_modal_dialogs,
TRUE,
},
{ "/apps/metacity/general/raise_on_click",
META_PREF_RAISE_ON_CLICK,
&raise_on_click,
TRUE,
},
{ "/apps/metacity/general/titlebar_uses_system_font",
META_PREF_TITLEBAR_FONT, /* note! shares a pref */
&use_system_font,
TRUE,
},
{ "/apps/metacity/general/application_based",
META_PREF_APPLICATION_BASED,
NULL, /* feature is known but disabled */
FALSE,
},
{ "/apps/metacity/general/disable_workarounds",
META_PREF_DISABLE_WORKAROUNDS,
&disable_workarounds,
FALSE,
},
{ "/apps/metacity/general/auto_raise",
META_PREF_AUTO_RAISE,
&auto_raise,
FALSE,
},
{ "/apps/metacity/general/visual_bell",
META_PREF_VISUAL_BELL,
&provide_visual_bell, /* FIXME: change the name: it's confusing */
FALSE,
},
{ "/apps/metacity/general/audible_bell",
META_PREF_AUDIBLE_BELL,
&bell_is_audible, /* FIXME: change the name: it's confusing */
FALSE,
},
{ "/desktop/gnome/interface/accessibility",
META_PREF_GNOME_ACCESSIBILITY,
&gnome_accessibility,
FALSE,
},
{ "/desktop/gnome/interface/enable_animations",
META_PREF_GNOME_ANIMATIONS,
&gnome_animations,
TRUE,
},
{ "/apps/metacity/general/resize_with_right_button",
META_PREF_RESIZE_WITH_RIGHT_BUTTON,
&resize_with_right_button,
FALSE,
},
{ "/apps/metacity/general/edge_tiling",
META_PREF_EDGE_TILING,
&edge_tiling,
FALSE,
},
{ "/apps/mutter/general/live_hidden_windows",
META_PREF_LIVE_HIDDEN_WINDOWS,
&live_hidden_windows,
FALSE,
},
{ "/apps/mutter/general/workspaces_only_on_primary",
META_PREF_WORKSPACES_ONLY_ON_PRIMARY,
&workspaces_only_on_primary,
FALSE,
},
{ "/apps/metacity/general/no_tab_popup",
META_PREF_NO_TAB_POPUP,
&no_tab_popup,
FALSE,
},
{ NULL, 0, NULL, FALSE },
};
static MetaStringPreference preferences_string[] =
{
{ "/apps/metacity/general/mouse_button_modifier",
META_PREF_MOUSE_BUTTON_MODS,
mouse_button_mods_handler,
NULL,
},
{ "/apps/metacity/general/theme",
META_PREF_THEME,
theme_name_handler,
NULL,
},
{ KEY_TITLEBAR_FONT,
META_PREF_TITLEBAR_FONT,
titlebar_handler,
NULL,
},
{ KEY_TERMINAL_COMMAND,
META_PREF_TERMINAL_COMMAND,
NULL,
&terminal_command,
},
{ "/apps/metacity/general/button_layout",
META_PREF_BUTTON_LAYOUT,
button_layout_handler,
NULL,
},
{ "/desktop/gnome/peripherals/mouse/cursor_theme",
META_PREF_CURSOR_THEME,
NULL,
&cursor_theme,
},
{ NULL, 0, NULL, NULL },
};
static MetaIntPreference preferences_int[] =
{
{ "/apps/metacity/general/num_workspaces",
META_PREF_NUM_WORKSPACES,
&num_workspaces,
/* I would actually recommend we change the destroy value to 4
* and get rid of METAINTPREFERENCE_NO_CHANGE_ON_DESTROY entirely.
* -- tthurman
*/
1, MAX_REASONABLE_WORKSPACES, METAINTPREFERENCE_NO_CHANGE_ON_DESTROY,
},
{ "/apps/metacity/general/auto_raise_delay",
META_PREF_AUTO_RAISE_DELAY,
&auto_raise_delay,
0, 10000, 0,
/* @@@ Get rid of MAX_REASONABLE_AUTO_RAISE_DELAY */
},
{ "/desktop/gnome/peripherals/mouse/cursor_size",
META_PREF_CURSOR_SIZE,
&cursor_size,
1, 128, 24,
},
{ "/apps/mutter/general/draggable_border_width",
META_PREF_DRAGGABLE_BORDER_WIDTH,
&draggable_border_width,
0, 64, 10,
},
{ NULL, 0, NULL, 0, 0, 0, },
};
/*
* This is used to keep track of preferences that have been
* repointed to a different GConf key location; we modify the
* preferences arrays directly, but we also need to remember
* what we have done to handle subsequent overrides correctly.
*/
typedef struct
{
gchar *original_key;
gchar *new_key;
} MetaPrefsOverriddenKey;
static GSList *overridden_keys;
static void
handle_preference_init_enum (void)
{
MetaEnumPreference *cursor = preferences_enum;
while (cursor->key!=NULL)
{
char *value;
GError *error = NULL;
if (cursor->target==NULL)
{
++cursor;
continue;
}
value = gconf_client_get_string (default_client,
cursor->key,
&error);
cleanup_error (&error);
if (value==NULL)
{
++cursor;
continue;
}
if (!gconf_string_to_enum (cursor->symtab,
value,
(gint *) cursor->target))
meta_warning (_("GConf key '%s' is set to an invalid value\n"),
cursor->key);
g_free (value);
++cursor;
}
}
static void
handle_preference_init_bool (void)
{
MetaBoolPreference *cursor = preferences_bool;
while (cursor->key!=NULL)
{
if (cursor->target!=NULL)
get_bool (cursor->key, cursor->target);
++cursor;
}
maybe_give_disable_workarounds_warning ();
}
static void
handle_preference_init_string (void)
{
MetaStringPreference *cursor = preferences_string;
while (cursor->key!=NULL)
{
char *value;
GError *error = NULL;
gboolean dummy = TRUE;
/* the string "value" will be newly allocated */
value = gconf_client_get_string (default_client,
cursor->key,
&error);
if (error || !value)
{
cleanup_error (&error);
++cursor;
continue;
}
if (cursor->handler)
{
if (cursor->target)
meta_bug ("%s has both a target and a handler\n", cursor->key);
cursor->handler (cursor->pref, value, &dummy);
g_free (value);
}
else if (cursor->target)
{
if (*(cursor->target))
g_free (*(cursor->target));
*(cursor->target) = value;
}
++cursor;
}
}
static void
handle_preference_init_int (void)
{
MetaIntPreference *cursor = preferences_int;
while (cursor->key!=NULL)
{
gint value;
GError *error = NULL;
value = gconf_client_get_int (default_client,
cursor->key,
&error);
cleanup_error (&error);
if (value < cursor->minimum || value > cursor->maximum)
{
meta_warning (_("%d stored in GConf key %s is out of range %d to %d\n"),
value, cursor->key, cursor->minimum, cursor->maximum);
/* Former behaviour for out-of-range values was:
* - number of workspaces was clamped;
* - auto raise delay was always reset to zero even if too high!;
* - cursor size was ignored.
*
* These seem to be meaningless variations. If they did
* have meaning we could have put them into MetaIntPreference.
* The last of these is the closest to how we behave for
* other types, so I think we should standardise on that.
*/
}
else if (cursor->target)
*cursor->target = value;
++cursor;
}
}
static gboolean
handle_preference_update_enum (const gchar *key, GConfValue *value)
{
MetaEnumPreference *cursor = preferences_enum;
gint old_value;
while (cursor->key!=NULL && strcmp (key, cursor->key)!=0)
++cursor;
if (cursor->key==NULL)
/* Didn't recognise that key. */
return FALSE;
/* Setting it to null (that is, removing it) always means
* "don't change".
*/
if (value==NULL)
return TRUE;
/* Check the type. Enums are always strings. */
if (value->type != GCONF_VALUE_STRING)
{
meta_warning (_("GConf key \"%s\" is set to an invalid type\n"),
key);
/* But we did recognise it. */
return TRUE;
}
/* We need to know whether the value changes, so
* store the current value away.
*/
old_value = * ((gint *) cursor->target);
/* Now look it up... */
if (!gconf_string_to_enum (cursor->symtab,
gconf_value_get_string (value),
(gint *) cursor->target))
{
/*
* We found it, but it was invalid. Complain.
*
* FIXME: This replicates the original behaviour, but in the future
* we might consider reverting invalid keys to their original values.
* (We know the old value, so we can look up a suitable string in
* the symtab.)
*
* (Empty comment follows so the translators don't see this.)
*/
/* */
meta_warning (_("GConf key '%s' is set to an invalid value\n"),
key);
return TRUE;
}
/* Did it change? If so, tell the listeners about it. */
if (old_value != *((gint *) cursor->target))
queue_changed (cursor->pref);
return TRUE;
}
static gboolean
handle_preference_update_bool (const gchar *key, GConfValue *value)
{
MetaBoolPreference *cursor = preferences_bool;
gboolean old_value;
while (cursor->key!=NULL && strcmp (key, cursor->key)!=0)
++cursor;
if (cursor->key==NULL)
/* Didn't recognise that key. */
return FALSE;
if (cursor->target==NULL)
/* No work for us to do. */
return TRUE;
if (value==NULL)
{
/* Value was destroyed; let's get out of here. */
if (cursor->becomes_true_on_destruction)
/* This preserves the behaviour of the old system, but
* for all I know that might have been an oversight.
*/
*((gboolean *)cursor->target) = TRUE;
return TRUE;
}
/* Check the type. */
if (value->type != GCONF_VALUE_BOOL)
{
meta_warning (_("GConf key \"%s\" is set to an invalid type\n"),
key);
/* But we did recognise it. */
return TRUE;
}
/* We need to know whether the value changes, so
* store the current value away.
*/
old_value = * ((gboolean *) cursor->target);
/* Now look it up... */
*((gboolean *) cursor->target) = gconf_value_get_bool (value);
/* Did it change? If so, tell the listeners about it. */
if (old_value != *((gboolean *) cursor->target))
queue_changed (cursor->pref);
if (cursor->pref==META_PREF_DISABLE_WORKAROUNDS)
maybe_give_disable_workarounds_warning ();
return TRUE;
}
static gboolean
handle_preference_update_string (const gchar *key, GConfValue *value)
{
MetaStringPreference *cursor = preferences_string;
const gchar *value_as_string;
gboolean inform_listeners = TRUE;
while (cursor->key!=NULL && strcmp (key, cursor->key)!=0)
++cursor;
if (cursor->key==NULL)
/* Didn't recognise that key. */
return FALSE;
if (value==NULL)
return TRUE;
/* Check the type. */
if (value->type != GCONF_VALUE_STRING)
{
meta_warning (_("GConf key \"%s\" is set to an invalid type\n"),
key);
/* But we did recognise it. */
return TRUE;
}
/* Docs: "The returned string is not a copy, don't try to free it." */
value_as_string = gconf_value_get_string (value);
if (cursor->handler)
cursor->handler (cursor->pref, value_as_string, &inform_listeners);
else if (cursor->target)
{
if (*(cursor->target))
g_free(*(cursor->target));
if (value_as_string!=NULL)
*(cursor->target) = g_strdup (value_as_string);
else
*(cursor->target) = NULL;
inform_listeners =
(value_as_string==NULL && *(cursor->target)==NULL) ||
(value_as_string!=NULL && *(cursor->target)!=NULL &&
strcmp (value_as_string, *(cursor->target))==0);
}
if (inform_listeners)
queue_changed (cursor->pref);
return TRUE;
}
static gboolean
handle_preference_update_int (const gchar *key, GConfValue *value)
{
MetaIntPreference *cursor = preferences_int;
gint new_value;
while (cursor->key!=NULL && strcmp (key, cursor->key)!=0)
++cursor;
if (cursor->key==NULL)
/* Didn't recognise that key. */
return FALSE;
if (cursor->target==NULL)
/* No work for us to do. */
return TRUE;
if (value==NULL)
{
/* Value was destroyed. */
if (cursor->value_if_destroyed != METAINTPREFERENCE_NO_CHANGE_ON_DESTROY)
*((gint *)cursor->target) = cursor->value_if_destroyed;
return TRUE;
}
/* Check the type. */
if (value->type != GCONF_VALUE_INT)
{
meta_warning (_("GConf key \"%s\" is set to an invalid type\n"),
key);
/* But we did recognise it. */
return TRUE;
}
new_value = gconf_value_get_int (value);
if (new_value < cursor->minimum || new_value > cursor->maximum)
{
meta_warning (_("%d stored in GConf key %s is out of range %d to %d\n"),
new_value, cursor->key,
cursor->minimum, cursor->maximum);
return TRUE;
}
/* Did it change? If so, tell the listeners about it. */
if (*cursor->target != new_value)
{
*cursor->target = new_value;
queue_changed (cursor->pref);
}
return TRUE;
}
/****************************************************************************/
/* Listeners. */
/****************************************************************************/
/**
* meta_prefs_add_listener: (skip)
*
*/
void
meta_prefs_add_listener (MetaPrefsChangedFunc func,
gpointer data)
{
MetaPrefsListener *l;
l = g_new (MetaPrefsListener, 1);
l->func = func;
l->data = data;
listeners = g_list_prepend (listeners, l);
}
/**
* meta_prefs_remove_listener: (skip)
*
*/
void
meta_prefs_remove_listener (MetaPrefsChangedFunc func,
gpointer data)
{
GList *tmp;
tmp = listeners;
while (tmp != NULL)
{
MetaPrefsListener *l = tmp->data;
if (l->func == func &&
l->data == data)
{
g_free (l);
listeners = g_list_delete_link (listeners, tmp);
return;
}
tmp = tmp->next;
}
meta_bug ("Did not find listener to remove\n");
}
static void
emit_changed (MetaPreference pref)
{
GList *tmp;
GList *copy;
meta_topic (META_DEBUG_PREFS, "Notifying listeners that pref %s changed\n",
meta_preference_to_string (pref));
copy = g_list_copy (listeners);
tmp = copy;
while (tmp != NULL)
{
MetaPrefsListener *l = tmp->data;
(* l->func) (pref, l->data);
tmp = tmp->next;
}
g_list_free (copy);
}
static gboolean
changed_idle_handler (gpointer data)
{
GList *tmp;
GList *copy;
changed_idle = 0;
copy = g_list_copy (changes); /* reentrancy paranoia */
g_list_free (changes);
changes = NULL;
tmp = copy;
while (tmp != NULL)
{
MetaPreference pref = GPOINTER_TO_INT (tmp->data);
emit_changed (pref);
tmp = tmp->next;
}
g_list_free (copy);
return FALSE;
}
static void
queue_changed (MetaPreference pref)
{
meta_topic (META_DEBUG_PREFS, "Queueing change of pref %s\n",
meta_preference_to_string (pref));
if (g_list_find (changes, GINT_TO_POINTER (pref)) == NULL)
changes = g_list_prepend (changes, GINT_TO_POINTER (pref));
else
meta_topic (META_DEBUG_PREFS, "Change of pref %s was already pending\n",
meta_preference_to_string (pref));
/* add idle at priority below the gconf notify idle */
if (changed_idle == 0)
changed_idle = g_idle_add_full (META_PRIORITY_PREFS_NOTIFY,
changed_idle_handler, NULL, NULL);
}
#else /* HAVE_GCONF */
void
meta_prefs_add_listener (MetaPrefsChangedFunc func,
gpointer data)
{
/* Nothing, because they have gconf turned off */
}
void
meta_prefs_remove_listener (MetaPrefsChangedFunc func,
gpointer data)
{
/* Nothing, because they have gconf turned off */
}
#endif /* HAVE_GCONF */
/****************************************************************************/
/* Initialisation. */
/****************************************************************************/
#ifdef HAVE_GCONF
/* @@@ again, use glib's ability to tell you the size of the array */
static gchar *gconf_dirs_we_are_interested_in[] = {
"/apps/metacity",
"/apps/mutter",
KEY_TERMINAL_DIR,
KEY_GNOME_ACCESSIBILITY,
"/desktop/gnome/peripherals/mouse",
"/desktop/gnome/interface",
NULL,
};
#endif
void
meta_prefs_init (void)
{
#ifdef HAVE_GCONF
GError *err = NULL;
gchar **gconf_dir_cursor;
if (default_client != NULL)
return;
/* returns a reference which we hold forever */
default_client = gconf_client_get_default ();
for (gconf_dir_cursor=gconf_dirs_we_are_interested_in;
*gconf_dir_cursor!=NULL;
gconf_dir_cursor++)
{
gconf_client_add_dir (default_client,
*gconf_dir_cursor,
GCONF_CLIENT_PRELOAD_RECURSIVE,
&err);
cleanup_error (&err);
}
/* Pick up initial values. */
handle_preference_init_enum ();
handle_preference_init_bool ();
handle_preference_init_string ();
handle_preference_init_int ();
/* @@@ Is there any reason we don't do the add_dir here? */
for (gconf_dir_cursor=gconf_dirs_we_are_interested_in;
*gconf_dir_cursor!=NULL;
gconf_dir_cursor++)
{
gconf_client_notify_add (default_client,
*gconf_dir_cursor,
change_notify,
NULL,
NULL,
&err);
cleanup_error (&err);
}
#else /* HAVE_GCONF */
/* Set defaults for some values that can't be set at initialization time of
* the static globals. In the case of the theme, note that there is code
* elsewhere that will do everything possible to fallback to an existing theme
* if the one here does not exist.
*/
titlebar_font = pango_font_description_from_string ("Sans Bold 10");
current_theme = g_strdup ("Atlanta");
init_button_layout();
#endif /* HAVE_GCONF */
init_bindings ();
init_commands ();
init_workspace_names ();
}
/* This count on the key being the first element of the
* preference structure */
static gboolean
key_is_used (void *prefs,
size_t pref_size,
const char *new_key)
{
void *p = prefs;
while (TRUE)
{
char **key = p;
if (*key == NULL)
break;
if (strcmp (*key, new_key) == 0)
return TRUE;
p = (guchar *)p + pref_size;
}
return FALSE;
}
static gboolean
do_override (void *prefs,
size_t pref_size,
const char *search_key,
char *new_key)
{
void *p = prefs;
while (TRUE)
{
char **key = p;
if (*key == NULL)
break;
if (strcmp (*key, search_key) == 0)
{
*key = new_key;
return TRUE;
}
p = (guchar *)p + pref_size;
}
return FALSE;
}
/**
* meta_prefs_override_preference_location
* @original_key: the normal Metacity preference location
* @new_key: the Metacity preference location to use instead.
*
* Substitute a different location to use instead of a standard Metacity
* GConf key location. This might be used if a plugin expected a different
* value for some preference than the Metacity default. While this function
* can be called at any point, this function should generally be called
* in a plugin's constructor, rather than in its start() method so the
* preference isn't first loaded with one value then changed to another
* value.
*/
void
meta_prefs_override_preference_location (const char *original_key,
const char *new_key)
{
const char *search_key;
char *new_key_copy;
gboolean found;
MetaPrefsOverriddenKey *overridden;
GSList *tmp;
/* Merge identical overrides, this isn't an error */
for (tmp = overridden_keys; tmp; tmp = tmp->next)
{
MetaPrefsOverriddenKey *tmp_overridden = tmp->data;
if (strcmp (tmp_overridden->original_key, original_key) == 0 &&
strcmp (tmp_overridden->new_key, new_key) == 0)
return;
}
/* We depend on a unique mapping from GConf key to preference, so
* enforce this */
if (key_is_used (preferences_enum, sizeof(MetaEnumPreference), new_key) ||
key_is_used (preferences_bool, sizeof(MetaBoolPreference), new_key) ||
key_is_used (preferences_string, sizeof(MetaStringPreference), new_key) ||
key_is_used (preferences_int, sizeof(MetaIntPreference), new_key))
{
meta_warning (_("GConf key %s is already in use and can't be used to override %s\n"),
new_key, original_key);
}
new_key_copy = g_strdup (new_key);
search_key = original_key;
overridden = NULL;
for (tmp = overridden_keys; tmp; tmp = tmp->next)
{
MetaPrefsOverriddenKey *tmp_overridden = tmp->data;
if (strcmp (overridden->original_key, original_key) == 0)
{
overridden = tmp_overridden;
search_key = tmp_overridden->new_key;
}
}
found =
do_override (preferences_enum, sizeof(MetaEnumPreference), search_key, new_key_copy) ||
do_override (preferences_bool, sizeof(MetaBoolPreference), search_key, new_key_copy) ||
do_override (preferences_string, sizeof(MetaStringPreference), search_key, new_key_copy) ||
do_override (preferences_int, sizeof(MetaIntPreference), search_key, new_key_copy);
if (found)
{
if (overridden)
{
g_free (overridden->new_key);
overridden->new_key = new_key_copy;
}
else
{
overridden = g_slice_new (MetaPrefsOverriddenKey);
overridden->original_key = g_strdup (original_key);
overridden->new_key = new_key_copy;
}
#ifdef HAVE_GCONF
if (default_client != NULL)
{
/* We're already initialized, so notify of a change */
GConfValue *value;
GError *err = NULL;
value = gconf_client_get (default_client, new_key, &err);
cleanup_error (&err);
notify_new_value (new_key, value);
if (value)
gconf_value_free (value);
}
#endif /* HAVE_GCONF */
}
else
{
meta_warning (_("Can't override GConf key, %s not found\n"), original_key);
g_free (new_key_copy);
}
}
/****************************************************************************/
/* Updates. */
/****************************************************************************/
#ifdef HAVE_GCONF
gboolean (*preference_update_handler[]) (const gchar*, GConfValue*) = {
handle_preference_update_enum,
handle_preference_update_bool,
handle_preference_update_string,
handle_preference_update_int,
NULL
};
static void
notify_new_value (const char *key,
GConfValue *value)
{
int i = 0;
/* FIXME: Use MetaGenericPreference and save a bit of code duplication */
while (preference_update_handler[i] != NULL)
{
if (preference_update_handler[i] (key, value))
return;
i++;
}
}
static void
change_notify (GConfClient *client,
guint cnxn_id,
GConfEntry *entry,
gpointer user_data)
{
const char *key;
GConfValue *value;
key = gconf_entry_get_key (entry);
value = gconf_entry_get_value (entry);
/* First, search for a handler that might know what to do. */
notify_new_value (key, value);
if (g_str_has_prefix (key, KEY_WINDOW_BINDINGS_PREFIX) ||
g_str_has_prefix (key, KEY_SCREEN_BINDINGS_PREFIX))
{
if (g_str_has_suffix (key, KEY_LIST_BINDINGS_SUFFIX))
{
GSList *list;
if (value && value->type != GCONF_VALUE_LIST)
{
meta_warning (_("GConf key \"%s\" is set to an invalid type\n"),
key);
goto out;
}
list = value ? gconf_value_get_list (value) : NULL;
if (update_key_list_binding (key, list, META_LIST_OF_GCONFVALUE_STRINGS))
queue_changed (META_PREF_KEYBINDINGS);
}
else
{
const char *str;
if (value && value->type != GCONF_VALUE_STRING)
{
meta_warning (_("GConf key \"%s\" is set to an invalid type\n"),
key);
goto out;
}
str = value ? gconf_value_get_string (value) : NULL;
if (update_key_binding (key, str))
queue_changed (META_PREF_KEYBINDINGS);
}
}
else if (g_str_has_prefix (key, KEY_COMMAND_PREFIX))
{
const char *str;
if (value && value->type != GCONF_VALUE_STRING)
{
meta_warning (_("GConf key \"%s\" is set to an invalid type\n"),
key);
goto out;
}
str = value ? gconf_value_get_string (value) : NULL;
if (update_command (key, str))
queue_changed (META_PREF_COMMANDS);
}
else if (g_str_has_prefix (key, KEY_WORKSPACE_NAME_PREFIX))
{
const char *str;
if (value && value->type != GCONF_VALUE_STRING)
{
meta_warning (_("GConf key \"%s\" is set to an invalid type\n"),
key);
goto out;
}
str = value ? gconf_value_get_string (value) : NULL;
if (update_workspace_name (key, str))
queue_changed (META_PREF_WORKSPACE_NAMES);
}
else if (g_str_equal (key, KEY_OVERLAY_KEY))
{
queue_changed (META_PREF_KEYBINDINGS);
}
else
{
meta_topic (META_DEBUG_PREFS, "Key %s doesn't mean anything to Mutter\n",
key);
}
out:
/* nothing */
return; /* AIX compiler wants something after a label like out: */
}
static void
cleanup_error (GError **error)
{
if (*error)
{
meta_warning ("%s\n", (*error)->message);
g_error_free (*error);
*error = NULL;
}
}
/* get_bool returns TRUE if *val is filled in, FALSE otherwise */
/* @@@ probably worth moving this inline; only used once */
static gboolean
get_bool (const char *key, gboolean *val)
{
GError *err = NULL;
GConfValue *value;
gboolean filled_in = FALSE;
value = gconf_client_get (default_client, key, &err);
cleanup_error (&err);
if (value)
{
if (value->type == GCONF_VALUE_BOOL)
{
*val = gconf_value_get_bool (value);
filled_in = TRUE;
}
gconf_value_free (value);
}
return filled_in;
}
/**
* Special case: give a warning the first time disable_workarounds
* is turned on.
*/
static void
maybe_give_disable_workarounds_warning (void)
{
static gboolean first_disable = TRUE;
if (first_disable && disable_workarounds)
{
first_disable = FALSE;
meta_warning (_("Workarounds for broken applications disabled. "
"Some applications may not behave properly.\n"));
}
}
#endif /* HAVE_GCONF */
MetaVirtualModifier
meta_prefs_get_mouse_button_mods (void)
{
return mouse_button_mods;
}
MetaFocusMode
meta_prefs_get_focus_mode (void)
{
return focus_mode;
}
MetaFocusNewWindows
meta_prefs_get_focus_new_windows (void)
{
return focus_new_windows;
}
gboolean
meta_prefs_get_attach_modal_dialogs (void)
{
return attach_modal_dialogs;
}
gboolean
meta_prefs_get_raise_on_click (void)
{
/* Force raise_on_click on for click-to-focus, as requested by Havoc
* in #326156.
*/
return raise_on_click || focus_mode == META_FOCUS_MODE_CLICK;
}
const char*
meta_prefs_get_theme (void)
{
return current_theme;
}
const char*
meta_prefs_get_cursor_theme (void)
{
return cursor_theme;
}
int
meta_prefs_get_cursor_size (void)
{
return cursor_size;
}
/****************************************************************************/
/* Handlers for string preferences. */
/****************************************************************************/
#ifdef HAVE_GCONF
static void
titlebar_handler (MetaPreference pref,
const gchar *string_value,
gboolean *inform_listeners)
{
PangoFontDescription *new_desc = NULL;
if (string_value)
new_desc = pango_font_description_from_string (string_value);
if (new_desc == NULL)
{
meta_warning (_("Could not parse font description "
"\"%s\" from GConf key %s\n"),
string_value ? string_value : "(null)",
KEY_TITLEBAR_FONT);
*inform_listeners = FALSE;
return;
}
/* Is the new description the same as the old? */
if (titlebar_font &&
pango_font_description_equal (new_desc, titlebar_font))
{
pango_font_description_free (new_desc);
*inform_listeners = FALSE;
return;
}
/* No, so free the old one and put ours in instead. */
if (titlebar_font)
pango_font_description_free (titlebar_font);
titlebar_font = new_desc;
}
static void
theme_name_handler (MetaPreference pref,
const gchar *string_value,
gboolean *inform_listeners)
{
g_free (current_theme);
/* Fallback crackrock */
if (string_value == NULL)
current_theme = g_strdup ("Atlanta");
else
current_theme = g_strdup (string_value);
}
static void
mouse_button_mods_handler (MetaPreference pref,
const gchar *string_value,
gboolean *inform_listeners)
{
MetaVirtualModifier mods;
meta_topic (META_DEBUG_KEYBINDINGS,
"Mouse button modifier has new gconf value \"%s\"\n",
string_value);
if (string_value && meta_ui_parse_modifier (string_value, &mods))
{
mouse_button_mods = mods;
}
else
{
meta_topic (META_DEBUG_KEYBINDINGS,
"Failed to parse new gconf value\n");
meta_warning (_("\"%s\" found in configuration database is "
"not a valid value for mouse button modifier\n"),
string_value);
*inform_listeners = FALSE;
}
}
static gboolean
button_layout_equal (const MetaButtonLayout *a,
const MetaButtonLayout *b)
{
int i;
i = 0;
while (i < MAX_BUTTONS_PER_CORNER)
{
if (a->left_buttons[i] != b->left_buttons[i])
return FALSE;
if (a->right_buttons[i] != b->right_buttons[i])
return FALSE;
if (a->left_buttons_has_spacer[i] != b->left_buttons_has_spacer[i])
return FALSE;
if (a->right_buttons_has_spacer[i] != b->right_buttons_has_spacer[i])
return FALSE;
++i;
}
return TRUE;
}
static MetaButtonFunction
button_function_from_string (const char *str)
{
/* FIXME: gconf_string_to_enum is the obvious way to do this */
if (strcmp (str, "menu") == 0)
return META_BUTTON_FUNCTION_MENU;
else if (strcmp (str, "minimize") == 0)
return META_BUTTON_FUNCTION_MINIMIZE;
else if (strcmp (str, "maximize") == 0)
return META_BUTTON_FUNCTION_MAXIMIZE;
else if (strcmp (str, "close") == 0)
return META_BUTTON_FUNCTION_CLOSE;
else if (strcmp (str, "shade") == 0)
return META_BUTTON_FUNCTION_SHADE;
else if (strcmp (str, "above") == 0)
return META_BUTTON_FUNCTION_ABOVE;
else if (strcmp (str, "stick") == 0)
return META_BUTTON_FUNCTION_STICK;
else
/* don't know; give up */
return META_BUTTON_FUNCTION_LAST;
}
static MetaButtonFunction
button_opposite_function (MetaButtonFunction ofwhat)
{
switch (ofwhat)
{
case META_BUTTON_FUNCTION_SHADE:
return META_BUTTON_FUNCTION_UNSHADE;
case META_BUTTON_FUNCTION_UNSHADE:
return META_BUTTON_FUNCTION_SHADE;
case META_BUTTON_FUNCTION_ABOVE:
return META_BUTTON_FUNCTION_UNABOVE;
case META_BUTTON_FUNCTION_UNABOVE:
return META_BUTTON_FUNCTION_ABOVE;
case META_BUTTON_FUNCTION_STICK:
return META_BUTTON_FUNCTION_UNSTICK;
case META_BUTTON_FUNCTION_UNSTICK:
return META_BUTTON_FUNCTION_STICK;
default:
return META_BUTTON_FUNCTION_LAST;
}
}
static void
button_layout_handler (MetaPreference pref,
const gchar *string_value,
gboolean *inform_listeners)
{
MetaButtonLayout new_layout;
char **sides = NULL;
int i;
/* We need to ignore unknown button functions, for
* compat with future versions
*/
if (string_value)
sides = g_strsplit (string_value, ":", 2);
i = 0;
if (sides != NULL && sides[0] != NULL)
{
char **buttons;
int b;
gboolean used[META_BUTTON_FUNCTION_LAST];
i = 0;
while (i < META_BUTTON_FUNCTION_LAST)
{
used[i] = FALSE;
new_layout.left_buttons_has_spacer[i] = FALSE;
++i;
}
buttons = g_strsplit (sides[0], ",", -1);
i = 0;
b = 0;
while (buttons[b] != NULL)
{
MetaButtonFunction f = button_function_from_string (buttons[b]);
if (i > 0 && strcmp("spacer", buttons[b]) == 0)
{
new_layout.left_buttons_has_spacer[i-1] = TRUE;
f = button_opposite_function (f);
if (f != META_BUTTON_FUNCTION_LAST)
{
new_layout.left_buttons_has_spacer[i-2] = TRUE;
}
}
else
{
if (f != META_BUTTON_FUNCTION_LAST && !used[f])
{
new_layout.left_buttons[i] = f;
used[f] = TRUE;
++i;
f = button_opposite_function (f);
if (f != META_BUTTON_FUNCTION_LAST)
new_layout.left_buttons[i++] = f;
}
else
{
meta_topic (META_DEBUG_PREFS, "Ignoring unknown or already-used button name \"%s\"\n",
buttons[b]);
}
}
++b;
}
g_strfreev (buttons);
}
new_layout.left_buttons[i] = META_BUTTON_FUNCTION_LAST;
new_layout.left_buttons_has_spacer[i] = FALSE;
i = 0;
if (sides != NULL && sides[0] != NULL && sides[1] != NULL)
{
char **buttons;
int b;
gboolean used[META_BUTTON_FUNCTION_LAST];
i = 0;
while (i < META_BUTTON_FUNCTION_LAST)
{
used[i] = FALSE;
new_layout.right_buttons_has_spacer[i] = FALSE;
++i;
}
buttons = g_strsplit (sides[1], ",", -1);
i = 0;
b = 0;
while (buttons[b] != NULL)
{
MetaButtonFunction f = button_function_from_string (buttons[b]);
if (i > 0 && strcmp("spacer", buttons[b]) == 0)
{
new_layout.right_buttons_has_spacer[i-1] = TRUE;
f = button_opposite_function (f);
if (f != META_BUTTON_FUNCTION_LAST)
{
new_layout.right_buttons_has_spacer[i-2] = TRUE;
}
}
else
{
if (f != META_BUTTON_FUNCTION_LAST && !used[f])
{
new_layout.right_buttons[i] = f;
used[f] = TRUE;
++i;
f = button_opposite_function (f);
if (f != META_BUTTON_FUNCTION_LAST)
new_layout.right_buttons[i++] = f;
}
else
{
meta_topic (META_DEBUG_PREFS, "Ignoring unknown or already-used button name \"%s\"\n",
buttons[b]);
}
}
++b;
}
g_strfreev (buttons);
}
new_layout.right_buttons[i] = META_BUTTON_FUNCTION_LAST;
new_layout.right_buttons_has_spacer[i] = FALSE;
g_strfreev (sides);
/* Invert the button layout for RTL languages */
if (meta_ui_get_direction() == META_UI_DIRECTION_RTL)
{
MetaButtonLayout rtl_layout;
int j;
for (i = 0; new_layout.left_buttons[i] != META_BUTTON_FUNCTION_LAST; i++);
for (j = 0; j < i; j++)
{
rtl_layout.right_buttons[j] = new_layout.left_buttons[i - j - 1];
if (j == 0)
rtl_layout.right_buttons_has_spacer[i - 1] = new_layout.left_buttons_has_spacer[i - j - 1];
else
rtl_layout.right_buttons_has_spacer[j - 1] = new_layout.left_buttons_has_spacer[i - j - 1];
}
rtl_layout.right_buttons[j] = META_BUTTON_FUNCTION_LAST;
rtl_layout.right_buttons_has_spacer[j] = FALSE;
for (i = 0; new_layout.right_buttons[i] != META_BUTTON_FUNCTION_LAST; i++);
for (j = 0; j < i; j++)
{
rtl_layout.left_buttons[j] = new_layout.right_buttons[i - j - 1];
if (j == 0)
rtl_layout.left_buttons_has_spacer[i - 1] = new_layout.right_buttons_has_spacer[i - j - 1];
else
rtl_layout.left_buttons_has_spacer[j - 1] = new_layout.right_buttons_has_spacer[i - j - 1];
}
rtl_layout.left_buttons[j] = META_BUTTON_FUNCTION_LAST;
rtl_layout.left_buttons_has_spacer[j] = FALSE;
new_layout = rtl_layout;
}
if (button_layout_equal (&button_layout, &new_layout))
{
/* Same as before, so duck out */
*inform_listeners = FALSE;
}
else
{
button_layout = new_layout;
}
}
#endif /* HAVE_GCONF */
const PangoFontDescription*
meta_prefs_get_titlebar_font (void)
{
if (use_system_font)
return NULL;
else
return titlebar_font;
}
int
meta_prefs_get_num_workspaces (void)
{
return num_workspaces;
}
gboolean
meta_prefs_get_application_based (void)
{
return FALSE; /* For now, we never want this to do anything */
return application_based;
}
gboolean
meta_prefs_get_disable_workarounds (void)
{
return disable_workarounds;
}
#ifdef HAVE_GCONF
#define MAX_REASONABLE_AUTO_RAISE_DELAY 10000
#endif /* HAVE_GCONF */
#ifdef WITH_VERBOSE_MODE
const char*
meta_preference_to_string (MetaPreference pref)
{
/* FIXME: another case for gconf_string_to_enum */
switch (pref)
{
case META_PREF_MOUSE_BUTTON_MODS:
return "MOUSE_BUTTON_MODS";
case META_PREF_FOCUS_MODE:
return "FOCUS_MODE";
case META_PREF_FOCUS_NEW_WINDOWS:
return "FOCUS_NEW_WINDOWS";
case META_PREF_ATTACH_MODAL_DIALOGS:
return "ATTACH_MODAL_DIALOGS";
case META_PREF_RAISE_ON_CLICK:
return "RAISE_ON_CLICK";
case META_PREF_THEME:
return "THEME";
case META_PREF_TITLEBAR_FONT:
return "TITLEBAR_FONT";
case META_PREF_NUM_WORKSPACES:
return "NUM_WORKSPACES";
case META_PREF_APPLICATION_BASED:
return "APPLICATION_BASED";
case META_PREF_KEYBINDINGS:
return "KEYBINDINGS";
case META_PREF_DISABLE_WORKAROUNDS:
return "DISABLE_WORKAROUNDS";
case META_PREF_ACTION_DOUBLE_CLICK_TITLEBAR:
return "ACTION_DOUBLE_CLICK_TITLEBAR";
case META_PREF_ACTION_MIDDLE_CLICK_TITLEBAR:
return "ACTION_MIDDLE_CLICK_TITLEBAR";
case META_PREF_ACTION_RIGHT_CLICK_TITLEBAR:
return "ACTION_RIGHT_CLICK_TITLEBAR";
case META_PREF_AUTO_RAISE:
return "AUTO_RAISE";
case META_PREF_AUTO_RAISE_DELAY:
return "AUTO_RAISE_DELAY";
case META_PREF_COMMANDS:
return "COMMANDS";
case META_PREF_TERMINAL_COMMAND:
return "TERMINAL_COMMAND";
case META_PREF_BUTTON_LAYOUT:
return "BUTTON_LAYOUT";
case META_PREF_WORKSPACE_NAMES:
return "WORKSPACE_NAMES";
case META_PREF_VISUAL_BELL:
return "VISUAL_BELL";
case META_PREF_AUDIBLE_BELL:
return "AUDIBLE_BELL";
case META_PREF_VISUAL_BELL_TYPE:
return "VISUAL_BELL_TYPE";
case META_PREF_GNOME_ACCESSIBILITY:
return "GNOME_ACCESSIBILTY";
case META_PREF_GNOME_ANIMATIONS:
return "GNOME_ANIMATIONS";
case META_PREF_CURSOR_THEME:
return "CURSOR_THEME";
case META_PREF_CURSOR_SIZE:
return "CURSOR_SIZE";
case META_PREF_RESIZE_WITH_RIGHT_BUTTON:
return "RESIZE_WITH_RIGHT_BUTTON";
case META_PREF_EDGE_TILING:
return "EDGE_TILING";
case META_PREF_FORCE_FULLSCREEN:
return "FORCE_FULLSCREEN";
case META_PREF_LIVE_HIDDEN_WINDOWS:
return "LIVE_HIDDEN_WINDOWS";
case META_PREF_WORKSPACES_ONLY_ON_PRIMARY:
return "WORKSPACES_ONLY_ON_PRIMARY";
case META_PREF_NO_TAB_POPUP:
return "NO_TAB_POPUP";
case META_PREF_DRAGGABLE_BORDER_WIDTH:
return "DRAGGABLE_BORDER_WIDTH";
}
return "(unknown)";
}
#endif /* WITH_VERBOSE_MODE */
void
meta_prefs_set_num_workspaces (int n_workspaces)
{
#ifdef HAVE_GCONF
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);
}
#endif /* HAVE_GCONF */
}
#define keybind(name, handler, param, flags, stroke, description) \
{ #name, stroke, NULL, !!(flags & BINDING_REVERSES), !!(flags & BINDING_PER_WINDOW) },
static MetaKeyPref key_bindings[] = {
#include "all-keybindings.h"
{ NULL, NULL, NULL, FALSE }
};
#undef keybind
static MetaKeyCombo overlay_key_combo = { 0, 0, 0 };
/* These bindings are for modifiers alone, so they need special handling */
static void
init_special_bindings (void)
{
#ifdef HAVE_GCONF
char *val;
GError *err = NULL;
#endif
/* Default values for bindings which are global, but take special handling */
meta_ui_parse_accelerator ("Super_L", &overlay_key_combo.keysym,
&overlay_key_combo.keycode,
&overlay_key_combo.modifiers);
#ifdef HAVE_GCONF
val = gconf_client_get_string (default_client, KEY_OVERLAY_KEY, &err);
cleanup_error (&err);
if (val && meta_ui_parse_accelerator (val, &overlay_key_combo.keysym,
&overlay_key_combo.keycode,
&overlay_key_combo.modifiers))
;
else
{
meta_topic (META_DEBUG_KEYBINDINGS,
"Failed to parse value for overlay_key\n");
}
g_free (val);
#endif
}
static void
init_bindings (void)
{
#ifdef HAVE_GCONF
const char *prefix[] = {
KEY_WINDOW_BINDINGS_PREFIX,
KEY_SCREEN_BINDINGS_PREFIX,
NULL
};
int i;
GSList *list, *l, *list_val;
const char *str_val;
const char *key;
GConfEntry *entry;
GConfValue *value;
GHashTable *to_update;
g_assert (G_N_ELEMENTS (key_bindings) == META_KEYBINDING_ACTION_LAST + 1);
to_update = g_hash_table_new_full (g_str_hash, g_str_equal, g_free, g_free);
for (i = 0; prefix[i]; i++)
{
list = gconf_client_all_entries (default_client, prefix[i], NULL);
for (l = list; l; l = l->next)
{
entry = l->data;
key = gconf_entry_get_key (entry);
value = gconf_entry_get_value (entry);
if (g_str_has_suffix (key, KEY_LIST_BINDINGS_SUFFIX))
{
/* List bindings are used in addition to the normal bindings and never
* have defaults, so we just go ahead and set them immediately; there
* will be only a few of them, so don't worry about the linear scan
* in find_and_update_list_binding.
*/
list_val = gconf_client_get_list (default_client, key, GCONF_VALUE_STRING, NULL);
update_key_list_binding (key, list_val, META_LIST_OF_STRINGS);
g_slist_foreach (list_val, (GFunc)g_free, NULL);
g_slist_free (list_val);
}
else
{
str_val = gconf_value_get_string (value);
g_hash_table_insert (to_update, binding_name (key), g_strdup (str_val));
}
gconf_entry_free (entry);
}
g_slist_free (list);
}
i = 0;
while (key_bindings[i].name)
{
update_binding (&key_bindings[i],
g_hash_table_lookup (to_update, key_bindings[i].name));
++i;
}
g_hash_table_destroy (to_update);
#else /* HAVE_GCONF */
int i = 0;
while (key_bindings[i].name)
{
if (key_bindings[i].default_keybinding)
{
/* Set the binding */
update_binding (&key_bindings[i], NULL);
}
++i;
}
#endif /* HAVE_GCONF */
init_special_bindings ();
}
static void
init_commands (void)
{
#ifdef HAVE_GCONF
GSList *list, *l;
const char *str_val;
const char *key;
GConfEntry *entry;
GConfValue *value;
list = gconf_client_all_entries (default_client, KEY_COMMAND_DIRECTORY, NULL);
for (l = list; l; l = l->next)
{
entry = l->data;
key = gconf_entry_get_key (entry);
value = gconf_entry_get_value (entry);
str_val = gconf_value_get_string (value);
update_command (key, str_val);
gconf_entry_free (entry);
}
g_slist_free (list);
#else
int i;
for (i = 0; i < MAX_COMMANDS; i++)
commands[i] = NULL;
#endif /* HAVE_GCONF */
}
static void
init_workspace_names (void)
{
int i;
#ifdef HAVE_GCONF
GSList *list, *l;
const char *str_val;
const char *key;
GConfEntry *entry;
GConfValue *value;
list = gconf_client_all_entries (default_client, KEY_WORKSPACE_NAME_DIRECTORY, NULL);
for (l = list; l; l = l->next)
{
entry = l->data;
key = gconf_entry_get_key (entry);
value = gconf_entry_get_value (entry);
str_val = gconf_value_get_string (value);
update_workspace_name (key, str_val);
gconf_entry_free (entry);
}
g_slist_free (list);
#endif /* HAVE_GCONF */
for (i = 0; i < MAX_REASONABLE_WORKSPACES; i++)
if (workspace_names[i] == NULL)
workspace_names[i] = g_strdup_printf (_("Workspace %d"), i + 1);
meta_topic (META_DEBUG_PREFS,
"Initialized workspace names\n");
}
static gboolean
update_binding (MetaKeyPref *binding,
const char *value)
{
unsigned int keysym;
unsigned int keycode;
MetaVirtualModifier mods;
MetaKeyCombo *combo;
gboolean changed;
if (value == NULL)
value = binding->default_keybinding;
meta_topic (META_DEBUG_KEYBINDINGS,
"Binding \"%s\" has new gconf value \"%s\"\n",
binding->name, value ? value : "none");
keysym = 0;
keycode = 0;
mods = 0;
if (value)
{
if (!meta_ui_parse_accelerator (value, &keysym, &keycode, &mods))
{
meta_topic (META_DEBUG_KEYBINDINGS,
"Failed to parse new gconf value\n");
meta_warning (_("\"%s\" found in configuration database is not a valid value for keybinding \"%s\"\n"),
value, binding->name);
return FALSE;
}
}
/* If there isn't already a first element, make one. */
if (!binding->bindings)
{
MetaKeyCombo *blank = g_malloc0 (sizeof (MetaKeyCombo));
binding->bindings = g_slist_alloc();
binding->bindings->data = blank;
}
combo = binding->bindings->data;
#ifdef HAVE_GCONF
/* Bug 329676: Bindings which can be shifted must not have no modifiers,
* nor only SHIFT as a modifier.
*/
if (binding->add_shift &&
0 != keysym &&
(META_VIRTUAL_SHIFT_MASK == mods || 0 == mods))
{
gchar *old_setting;
gchar *key;
GError *err = NULL;
meta_warning ("Cannot bind \"%s\" to %s: it needs a modifier "
"such as Ctrl or Alt.\n",
binding->name,
value);
old_setting = meta_ui_accelerator_name (combo->keysym,
combo->modifiers);
if (!strcmp(old_setting, value))
{
/* We were about to set it to the same value
* that it had originally! This must be caused
* by getting an invalid string back from
* meta_ui_accelerator_name. Bail out now
* so we don't get into an infinite loop.
*/
g_free (old_setting);
return TRUE;
}
meta_warning ("Reverting \"%s\" to %s.\n",
binding->name,
old_setting);
/* FIXME: add_shift is currently screen_bindings only, but
* there's no really good reason it should always be.
* So we shouldn't blindly add KEY_SCREEN_BINDINGS_PREFIX
* onto here.
*/
key = g_strconcat (KEY_SCREEN_BINDINGS_PREFIX, "/",
binding->name, NULL);
gconf_client_set_string (gconf_client_get_default (),
key, old_setting, &err);
if (err)
{
meta_warning ("Error while reverting keybinding: %s\n",
err->message);
g_error_free (err);
err = NULL;
}
g_free (old_setting);
g_free (key);
/* The call to gconf_client_set_string() will cause this function
* to be called again with the new value, so there's no need to
* carry on.
*/
return TRUE;
}
#endif
changed = FALSE;
if (keysym != combo->keysym ||
keycode != combo->keycode ||
mods != combo->modifiers)
{
changed = TRUE;
combo->keysym = keysym;
combo->keycode = keycode;
combo->modifiers = mods;
meta_topic (META_DEBUG_KEYBINDINGS,
"New keybinding for \"%s\" is keysym = 0x%x keycode = 0x%x mods = 0x%x\n",
binding->name, combo->keysym, combo->keycode,
combo->modifiers);
}
else
{
meta_topic (META_DEBUG_KEYBINDINGS,
"Keybinding for \"%s\" is unchanged\n", binding->name);
}
return changed;
}
#ifdef HAVE_GCONF
static gboolean
update_list_binding (MetaKeyPref *binding,
GSList *value,
MetaStringListType type_of_value)
{
unsigned int keysym;
unsigned int keycode;
MetaVirtualModifier mods;
gboolean changed = FALSE;
const gchar *pref_string;
GSList *pref_iterator = value, *tmp;
MetaKeyCombo *combo;
meta_topic (META_DEBUG_KEYBINDINGS,
"Binding \"%s\" has new gconf value\n",
binding->name);
if (binding->bindings == NULL)
{
/* We need to insert a dummy element into the list, because the first
* element is the one governed by update_binding. We only handle the
* subsequent elements.
*/
MetaKeyCombo *blank = g_malloc0 (sizeof (MetaKeyCombo));
binding->bindings = g_slist_alloc();
binding->bindings->data = blank;
}
/* Okay, so, we're about to provide a new list of key combos for this
* action. Delete any pre-existing list.
*/
tmp = binding->bindings->next;
while (tmp)
{
g_free (tmp->data);
tmp = tmp->next;
}
g_slist_free (binding->bindings->next);
binding->bindings->next = NULL;
while (pref_iterator)
{
keysym = 0;
keycode = 0;
mods = 0;
if (!pref_iterator->data)
{
pref_iterator = pref_iterator->next;
continue;
}
switch (type_of_value)
{
case META_LIST_OF_STRINGS:
pref_string = pref_iterator->data;
break;
case META_LIST_OF_GCONFVALUE_STRINGS:
pref_string = gconf_value_get_string (pref_iterator->data);
break;
default:
g_assert_not_reached ();
}
if (!meta_ui_parse_accelerator (pref_string, &keysym, &keycode, &mods))
{
meta_topic (META_DEBUG_KEYBINDINGS,
"Failed to parse new gconf value\n");
meta_warning (_("\"%s\" found in configuration database is not a valid value for keybinding \"%s\"\n"),
pref_string, binding->name);
/* Should we remove this value from the list in gconf? */
pref_iterator = pref_iterator->next;
continue;
}
/* Bug 329676: Bindings which can be shifted must not have no modifiers,
* nor only SHIFT as a modifier.
*/
if (binding->add_shift &&
0 != keysym &&
(META_VIRTUAL_SHIFT_MASK == mods || 0 == mods))
{
meta_warning ("Cannot bind \"%s\" to %s: it needs a modifier "
"such as Ctrl or Alt.\n",
binding->name,
pref_string);
/* Should we remove this value from the list in gconf? */
pref_iterator = pref_iterator->next;
continue;
}
changed = TRUE;
combo = g_malloc0 (sizeof (MetaKeyCombo));
combo->keysym = keysym;
combo->keycode = keycode;
combo->modifiers = mods;
binding->bindings->next = g_slist_prepend (binding->bindings->next, combo);
meta_topic (META_DEBUG_KEYBINDINGS,
"New keybinding for \"%s\" is keysym = 0x%x keycode = 0x%x mods = 0x%x\n",
binding->name, keysym, keycode, mods);
pref_iterator = pref_iterator->next;
}
return changed;
}
static char *
binding_name (const char *gconf_key)
{
const char *start, *end;
if (*gconf_key == '/')
start = strrchr (gconf_key, '/') + 1;
else
start = gconf_key;
if (g_str_has_suffix (gconf_key, KEY_LIST_BINDINGS_SUFFIX))
end = gconf_key + strlen(gconf_key) - strlen (KEY_LIST_BINDINGS_SUFFIX);
else
end = gconf_key + strlen(gconf_key);
return g_strndup (start, end - start);
}
/* Return value is TRUE if a preference changed and we need to
* notify
*/
static gboolean
find_and_update_binding (MetaKeyPref *bindings,
const char *key,
const char *value)
{
char *name = binding_name (key);
int i;
i = 0;
while (bindings[i].name &&
strcmp (name, bindings[i].name) != 0)
++i;
g_free (name);
if (bindings[i].name)
return update_binding (&bindings[i], value);
else
return FALSE;
}
static gboolean
update_key_binding (const char *key,
const char *value)
{
return find_and_update_binding (key_bindings, key, value);
}
static gboolean
find_and_update_list_binding (MetaKeyPref *bindings,
const char *key,
GSList *value,
MetaStringListType type_of_value)
{
char *name = binding_name (key);
int i;
i = 0;
while (bindings[i].name &&
strcmp (name, bindings[i].name) != 0)
++i;
g_free (name);
if (bindings[i].name)
return update_list_binding (&bindings[i], value, type_of_value);
else
return FALSE;
}
static gboolean
update_key_list_binding (const char *key,
GSList *value,
MetaStringListType type_of_value)
{
return find_and_update_list_binding (key_bindings, key, value, type_of_value);
}
static gboolean
update_command (const char *name,
const char *value)
{
char *p;
int i;
p = strrchr (name, '_');
if (p == NULL)
{
meta_topic (META_DEBUG_KEYBINDINGS,
"Command %s has no underscore?\n", name);
return FALSE;
}
++p;
if (g_ascii_isdigit (*p))
{
i = atoi (p);
i -= 1; /* count from 0 not 1 */
}
else
{
p = strrchr (name, '/');
++p;
if (strcmp (p, "command_screenshot") == 0)
{
i = SCREENSHOT_COMMAND_IDX;
}
else if (strcmp (p, "command_window_screenshot") == 0)
{
i = WIN_SCREENSHOT_COMMAND_IDX;
}
else
{
meta_topic (META_DEBUG_KEYBINDINGS,
"Command %s doesn't end in number?\n", name);
return FALSE;
}
}
if (i >= MAX_COMMANDS)
{
meta_topic (META_DEBUG_KEYBINDINGS,
"Command %d is too highly numbered, ignoring\n", i);
return FALSE;
}
if ((commands[i] == NULL && value == NULL) ||
(commands[i] && value && strcmp (commands[i], value) == 0))
{
meta_topic (META_DEBUG_KEYBINDINGS,
"Command %d is unchanged\n", i);
return FALSE;
}
g_free (commands[i]);
commands[i] = g_strdup (value);
meta_topic (META_DEBUG_KEYBINDINGS,
"Updated command %d to \"%s\"\n",
i, commands[i] ? commands[i] : "none");
return TRUE;
}
#endif /* HAVE_GCONF */
const char*
meta_prefs_get_command (int i)
{
g_return_val_if_fail (i >= 0 && i < MAX_COMMANDS, NULL);
return commands[i];
}
char*
meta_prefs_get_gconf_key_for_command (int i)
{
char *key;
switch (i)
{
case SCREENSHOT_COMMAND_IDX:
key = g_strdup (KEY_COMMAND_PREFIX "screenshot");
break;
case WIN_SCREENSHOT_COMMAND_IDX:
key = g_strdup (KEY_COMMAND_PREFIX "window_screenshot");
break;
default:
key = g_strdup_printf (KEY_COMMAND_PREFIX"%d", i + 1);
break;
}
return key;
}
const char*
meta_prefs_get_terminal_command (void)
{
return terminal_command;
}
const char*
meta_prefs_get_gconf_key_for_terminal_command (void)
{
return KEY_TERMINAL_COMMAND;
}
#ifdef HAVE_GCONF
static gboolean
update_workspace_name (const char *name,
const char *value)
{
char *p;
int i;
p = strrchr (name, '_');
if (p == NULL)
{
meta_topic (META_DEBUG_PREFS,
"Workspace name %s has no underscore?\n", name);
return FALSE;
}
++p;
if (!g_ascii_isdigit (*p))
{
meta_topic (META_DEBUG_PREFS,
"Workspace name %s doesn't end in number?\n", name);
return FALSE;
}
i = atoi (p);
i -= 1; /* count from 0 not 1 */
if (i >= MAX_REASONABLE_WORKSPACES)
{
meta_topic (META_DEBUG_PREFS,
"Workspace name %d is too highly numbered, ignoring\n", i);
return FALSE;
}
if (workspace_names[i] && value && strcmp (workspace_names[i], value) == 0)
{
meta_topic (META_DEBUG_PREFS,
"Workspace name %d is unchanged\n", i);
return FALSE;
}
/* This is a bad hack. We have to treat empty string as
* "unset" because the root window property can't contain
* null. So it gets empty string instead and we don't want
* that to result in setting the empty string as a value that
* overrides "unset".
*/
if (value != NULL && *value != '\0')
{
g_free (workspace_names[i]);
workspace_names[i] = g_strdup (value);
}
else
{
/* use a default name */
char *d;
d = g_strdup_printf (_("Workspace %d"), i + 1);
if (workspace_names[i] && strcmp (workspace_names[i], d) == 0)
{
g_free (d);
return FALSE;
}
else
{
g_free (workspace_names[i]);
workspace_names[i] = d;
}
}
meta_topic (META_DEBUG_PREFS,
"Updated workspace name %d to \"%s\"\n",
i, workspace_names[i] ? workspace_names[i] : "none");
return TRUE;
}
#endif /* HAVE_GCONF */
const char*
meta_prefs_get_workspace_name (int i)
{
g_return_val_if_fail (i >= 0 && i < MAX_REASONABLE_WORKSPACES, NULL);
g_assert (workspace_names[i] != NULL);
meta_topic (META_DEBUG_PREFS,
"Getting workspace name for %d: \"%s\"\n",
i, workspace_names[i]);
return workspace_names[i];
}
void
meta_prefs_change_workspace_name (int i,
const char *name)
{
#ifdef HAVE_GCONF
char *key;
GError *err;
g_return_if_fail (i >= 0 && i < MAX_REASONABLE_WORKSPACES);
meta_topic (META_DEBUG_PREFS,
"Changing name of workspace %d to %s\n",
i, name ? name : "none");
/* This is a bad hack. We have to treat empty string as
* "unset" because the root window property can't contain
* null. So it gets empty string instead and we don't want
* that to result in setting the empty string as a value that
* overrides "unset".
*/
if (name && *name == '\0')
name = NULL;
if ((name == NULL && workspace_names[i] == NULL) ||
(name && workspace_names[i] && strcmp (name, workspace_names[i]) == 0))
{
meta_topic (META_DEBUG_PREFS,
"Workspace %d already has name %s\n",
i, name ? name : "none");
return;
}
key = gconf_key_for_workspace_name (i);
err = NULL;
if (name != NULL)
gconf_client_set_string (default_client,
key, name,
&err);
else
gconf_client_unset (default_client,
key, &err);
if (err)
{
meta_warning (_("Error setting name for workspace %d to \"%s\": %s\n"),
i, name ? name : "none",
err->message);
g_error_free (err);
}
g_free (key);
#else
g_free (workspace_names[i]);
workspace_names[i] = g_strdup (name);
#endif /* HAVE_GCONF */
}
#ifdef HAVE_GCONF
static char*
gconf_key_for_workspace_name (int i)
{
char *key;
key = g_strdup_printf (KEY_WORKSPACE_NAME_PREFIX"%d", i + 1);
return key;
}
#endif /* HAVE_GCONF */
void
meta_prefs_get_button_layout (MetaButtonLayout *button_layout_p)
{
*button_layout_p = button_layout;
}
gboolean
meta_prefs_get_visual_bell (void)
{
return provide_visual_bell;
}
gboolean
meta_prefs_bell_is_audible (void)
{
return bell_is_audible;
}
MetaVisualBellType
meta_prefs_get_visual_bell_type (void)
{
return visual_bell_type;
}
void
meta_prefs_get_key_bindings (const MetaKeyPref **bindings,
int *n_bindings)
{
*bindings = key_bindings;
*n_bindings = (int) G_N_ELEMENTS (key_bindings) - 1;
}
void
meta_prefs_get_overlay_binding (MetaKeyCombo *combo)
{
*combo = overlay_key_combo;
}
MetaActionTitlebar
meta_prefs_get_action_double_click_titlebar (void)
{
return action_double_click_titlebar;
}
MetaActionTitlebar
meta_prefs_get_action_middle_click_titlebar (void)
{
return action_middle_click_titlebar;
}
MetaActionTitlebar
meta_prefs_get_action_right_click_titlebar (void)
{
return action_right_click_titlebar;
}
gboolean
meta_prefs_get_auto_raise (void)
{
return auto_raise;
}
int
meta_prefs_get_auto_raise_delay (void)
{
return auto_raise_delay;
}
gboolean
meta_prefs_get_gnome_accessibility ()
{
return gnome_accessibility;
}
gboolean
meta_prefs_get_gnome_animations ()
{
return gnome_animations;
}
gboolean
meta_prefs_get_edge_tiling ()
{
return edge_tiling;
}
MetaKeyBindingAction
meta_prefs_get_keybinding_action (const char *name)
{
int i;
i = G_N_ELEMENTS (key_bindings) - 2; /* -2 for dummy entry at end */
while (i >= 0)
{
if (strcmp (key_bindings[i].name, name) == 0)
return (MetaKeyBindingAction) i;
--i;
}
return META_KEYBINDING_ACTION_NONE;
}
/* This is used by the menu system to decide what key binding
* to display next to an option. We return the first non-disabled
* binding, if any.
*/
void
meta_prefs_get_window_binding (const char *name,
unsigned int *keysym,
MetaVirtualModifier *modifiers)
{
int i;
i = G_N_ELEMENTS (key_bindings) - 2; /* -2 for dummy entry at end */
while (i >= 0)
{
if (key_bindings[i].per_window &&
strcmp (key_bindings[i].name, name) == 0)
{
GSList *s = key_bindings[i].bindings;
while (s)
{
MetaKeyCombo *c = s->data;
if (c->keysym!=0 || c->modifiers!=0)
{
*keysym = c->keysym;
*modifiers = c->modifiers;
return;
}
s = s->next;
}
/* Not found; return the disabled value */
*keysym = *modifiers = 0;
return;
}
--i;
}
g_assert_not_reached ();
}
guint
meta_prefs_get_mouse_button_resize (void)
{
return resize_with_right_button ? 3: 2;
}
guint
meta_prefs_get_mouse_button_menu (void)
{
return resize_with_right_button ? 2: 3;
}
gboolean
meta_prefs_get_force_fullscreen (void)
{
return force_fullscreen;
}
gboolean
meta_prefs_get_live_hidden_windows (void)
{
#if 0
return live_hidden_windows;
#else
return TRUE;
#endif
}
void
meta_prefs_set_live_hidden_windows (gboolean whether)
{
#ifdef HAVE_GCONF
GError *err = NULL;
gconf_client_set_bool (default_client,
KEY_LIVE_HIDDEN_WINDOWS,
whether,
&err);
if (err)
{
meta_warning (_("Error setting live hidden windows status status: %s\n"),
err->message);
g_error_free (err);
}
#else
live_hidden_windows = whether;
#endif
}
gboolean
meta_prefs_get_workspaces_only_on_primary (void)
{
return workspaces_only_on_primary;
}
gboolean
meta_prefs_get_no_tab_popup (void)
{
return no_tab_popup;
}
void
meta_prefs_set_no_tab_popup (gboolean whether)
{
#ifdef HAVE_GCONF
GError *err = NULL;
gconf_client_set_bool (default_client,
KEY_NO_TAB_POPUP,
whether,
&err);
if (err)
{
meta_warning (_("Error setting no tab popup status: %s\n"),
err->message);
g_error_free (err);
}
#else
no_tab_popup = whether;
#endif
}
int
meta_prefs_get_draggable_border_width (void)
{
return draggable_border_width;
}
#ifndef HAVE_GCONF
static void
init_button_layout(void)
{
MetaButtonLayout button_layout_ltr = {
{
/* buttons in the group on the left side */
META_BUTTON_FUNCTION_MENU,
META_BUTTON_FUNCTION_LAST
},
{
/* buttons in the group on the right side */
META_BUTTON_FUNCTION_MINIMIZE,
META_BUTTON_FUNCTION_MAXIMIZE,
META_BUTTON_FUNCTION_CLOSE,
META_BUTTON_FUNCTION_LAST
}
};
MetaButtonLayout button_layout_rtl = {
{
/* buttons in the group on the left side */
META_BUTTON_FUNCTION_CLOSE,
META_BUTTON_FUNCTION_MAXIMIZE,
META_BUTTON_FUNCTION_MINIMIZE,
META_BUTTON_FUNCTION_LAST
},
{
/* buttons in the group on the right side */
META_BUTTON_FUNCTION_MENU,
META_BUTTON_FUNCTION_LAST
}
};
button_layout = meta_ui_get_direction() == META_UI_DIRECTION_LTR ?
button_layout_ltr : button_layout_rtl;
};
#endif
void
meta_prefs_set_force_fullscreen (gboolean whether)
{
force_fullscreen = whether;
}
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