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7159845c6e
mutter/src/core/keybindings.c
Jasper St. Pierre 7159845c6e keybindings: Embed MetaKeyCombo into MetaKeyGrab directly 
A simple cleanup
2015-01-06 18:46:35 -08:00

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/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
/* Mutter Keybindings */
/*
* Copyright (C) 2001 Havoc Pennington
* Copyright (C) 2002 Red Hat Inc.
* Copyright (C) 2003 Rob Adams
* Copyright (C) 2004-2006 Elijah Newren
*
* 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, see <http://www.gnu.org/licenses/>.
*/
/**
* SECTION:keybindings
* @Title: MetaKeybinding
* @Short_Description: Key bindings
*/
#define _GNU_SOURCE
#include <config.h>
#include "keybindings-private.h"
#include "workspace-private.h"
#include <meta/compositor.h>
#include <meta/errors.h>
#include "edge-resistance.h"
#include "frame.h"
#include "screen-private.h"
#include <meta/prefs.h>
#include "meta-accel-parse.h"
#ifdef __linux__
#include <linux/input.h>
#elif !defined KEY_GRAVE
#define KEY_GRAVE 0x29 /* assume the use of xf86-input-keyboard */
#endif
#include "backends/x11/meta-backend-x11.h"
#include "x11/window-x11.h"
#ifdef HAVE_NATIVE_BACKEND
#include "backends/native/meta-backend-native.h"
#endif
#define SCHEMA_COMMON_KEYBINDINGS "org.gnome.desktop.wm.keybindings"
#define SCHEMA_MUTTER_KEYBINDINGS "org.gnome.mutter.keybindings"
#define SCHEMA_MUTTER_WAYLAND_KEYBINDINGS "org.gnome.mutter.wayland.keybindings"
static gboolean add_builtin_keybinding (MetaDisplay *display,
const char *name,
GSettings *settings,
MetaKeyBindingFlags flags,
MetaKeyBindingAction action,
MetaKeyHandlerFunc handler,
int handler_arg);
static void
meta_key_binding_free (MetaKeyBinding *binding)
{
g_slice_free (MetaKeyBinding, binding);
}
static MetaKeyBinding *
meta_key_binding_copy (MetaKeyBinding *binding)
{
return g_slice_dup (MetaKeyBinding, binding);
}
G_DEFINE_BOXED_TYPE(MetaKeyBinding,
meta_key_binding,
meta_key_binding_copy,
meta_key_binding_free)
const char *
meta_key_binding_get_name (MetaKeyBinding *binding)
{
return binding->name;
}
MetaVirtualModifier
meta_key_binding_get_modifiers (MetaKeyBinding *binding)
{
return binding->modifiers;
}
gboolean
meta_key_binding_is_reversed (MetaKeyBinding *binding)
{
return (binding->handler->flags & META_KEY_BINDING_IS_REVERSED) != 0;
}
guint
meta_key_binding_get_mask (MetaKeyBinding *binding)
{
return binding->mask;
}
gboolean
meta_key_binding_is_builtin (MetaKeyBinding *binding)
{
return binding->handler->flags & META_KEY_BINDING_BUILTIN;
}
/* These can't be bound to anything, but they are used to handle
* various other events. TODO: Possibly we should include them as event
* handler functions and have some kind of flag to say they're unbindable.
*/
static gboolean process_mouse_move_resize_grab (MetaDisplay *display,
MetaScreen *screen,
MetaWindow *window,
ClutterKeyEvent *event);
static gboolean process_keyboard_move_grab (MetaDisplay *display,
MetaScreen *screen,
MetaWindow *window,
ClutterKeyEvent *event);
static gboolean process_keyboard_resize_grab (MetaDisplay *display,
MetaScreen *screen,
MetaWindow *window,
ClutterKeyEvent *event);
static void grab_key_bindings (MetaDisplay *display);
static void ungrab_key_bindings (MetaDisplay *display);
static GHashTable *key_handlers;
static GHashTable *external_grabs;
#define HANDLER(name) g_hash_table_lookup (key_handlers, (name))
static void
key_handler_free (MetaKeyHandler *handler)
{
g_free (handler->name);
if (handler->user_data_free_func && handler->user_data)
handler->user_data_free_func (handler->user_data);
g_free (handler);
}
typedef struct _MetaKeyGrab MetaKeyGrab;
struct _MetaKeyGrab {
char *name;
guint action;
MetaKeyCombo combo;
};
static void
meta_key_grab_free (MetaKeyGrab *grab)
{
g_free (grab->name);
g_free (grab);
}
static guint32
key_binding_key (guint32 keycode,
guint32 mask)
{
/* On X, keycodes are only 8 bits while libxkbcommon supports 32 bit
keycodes, but since we're using the same XKB keymaps that X uses,
we won't find keycodes bigger than 8 bits in practice. The bits
that mutter cares about in the modifier mask are also all in the
lower 8 bits both on X and clutter key events. This means that we
can use a 32 bit integer to safely concatenate both keycode and
mask and thus making it easy to use them as an index in a
GHashTable. */
guint32 key = keycode & 0xffff;
return (key << 16) | (mask & 0xffff);
}
static void
reload_modmap (MetaKeyBindingManager *keys)
{
MetaBackend *backend = meta_get_backend ();
struct xkb_keymap *keymap = meta_backend_get_keymap (backend);
struct xkb_state *scratch_state;
xkb_mod_mask_t scroll_lock_mask;
/* Modifiers to find. */
struct {
char *name;
xkb_mod_mask_t *mask_p;
} mods[] = {
{ "ScrollLock", &scroll_lock_mask },
{ "Meta", &keys->meta_mask },
{ "Hyper", &keys->hyper_mask },
{ "Super", &keys->super_mask },
};
scratch_state = xkb_state_new (keymap);
gsize i;
for (i = 0; i < G_N_ELEMENTS (mods); i++)
{
xkb_mod_mask_t *mask_p = mods[i].mask_p;
xkb_mod_index_t idx = xkb_keymap_mod_get_index (keymap, mods[i].name);
if (idx != XKB_MOD_INVALID)
{
xkb_mod_mask_t vmodmask = (1 << idx);
xkb_state_update_mask (scratch_state, vmodmask, 0, 0, 0, 0, 0);
*mask_p = xkb_state_serialize_mods (scratch_state, XKB_STATE_MODS_DEPRESSED) & ~vmodmask;
}
else
*mask_p = 0;
}
xkb_state_unref (scratch_state);
keys->ignored_modifier_mask = (scroll_lock_mask | Mod2Mask | LockMask);
meta_topic (META_DEBUG_KEYBINDINGS,
"Ignoring modmask 0x%x scroll lock 0x%x hyper 0x%x super 0x%x meta 0x%x\n",
keys->ignored_modifier_mask,
scroll_lock_mask,
keys->hyper_mask,
keys->super_mask,
keys->meta_mask);
}
static gboolean
is_keycode_for_keysym (struct xkb_keymap *keymap,
xkb_layout_index_t layout,
xkb_level_index_t level,
xkb_keycode_t keycode,
xkb_keysym_t keysym)
{
const xkb_keysym_t *syms;
int num_syms, k;
num_syms = xkb_keymap_key_get_syms_by_level (keymap, keycode, layout, level, &syms);
for (k = 0; k < num_syms; k++)
{
if (syms[k] == keysym)
return TRUE;
}
return FALSE;
}
typedef struct
{
GArray *keycodes;
xkb_keysym_t keysym;
xkb_layout_index_t layout;
xkb_level_index_t level;
} FindKeysymData;
static void
get_keycodes_for_keysym_iter (struct xkb_keymap *keymap,
xkb_keycode_t keycode,
void *data)
{
FindKeysymData *search_data = data;
GArray *keycodes = search_data->keycodes;
xkb_keysym_t keysym = search_data->keysym;
xkb_layout_index_t layout = search_data->layout;
xkb_level_index_t level = search_data->level;
if (is_keycode_for_keysym (keymap, layout, level, keycode, keysym))
g_array_append_val (keycodes, keycode);
}
/* Original code from gdk_x11_keymap_get_entries_for_keyval() in
* gdkkeys-x11.c */
static int
get_keycodes_for_keysym (MetaKeyBindingManager *keys,
int keysym,
int **keycodes)
{
GArray *retval;
int n_keycodes;
int keycode;
retval = g_array_new (FALSE, FALSE, sizeof (int));
/* Special-case: Fake mutter keysym */
if (keysym == META_KEY_ABOVE_TAB)
{
keycode = KEY_GRAVE + 8;
g_array_append_val (retval, keycode);
goto out;
}
{
MetaBackend *backend = meta_get_backend ();
struct xkb_keymap *keymap = meta_backend_get_keymap (backend);
xkb_layout_index_t i;
xkb_level_index_t j;
for (i = 0; i < xkb_keymap_num_layouts (keymap); i++)
for (j = 0; j < keys->keymap_num_levels; j++)
{
FindKeysymData search_data = { retval, keysym, i, j };
xkb_keymap_key_for_each (keymap, get_keycodes_for_keysym_iter, &search_data);
}
}
out:
n_keycodes = retval->len;
*keycodes = (int*) g_array_free (retval, n_keycodes == 0 ? TRUE : FALSE);
return n_keycodes;
}
static guint
get_first_keycode_for_keysym (MetaKeyBindingManager *keys,
guint keysym)
{
int *keycodes;
int n_keycodes;
int keycode;
n_keycodes = get_keycodes_for_keysym (keys, keysym, &keycodes);
if (n_keycodes > 0)
keycode = keycodes[0];
else
keycode = 0;
g_free (keycodes);
return keycode;
}
static void
determine_keymap_num_levels_iter (struct xkb_keymap *keymap,
xkb_keycode_t keycode,
void *data)
{
xkb_level_index_t *num_levels = data;
xkb_layout_index_t i;
for (i = 0; i < xkb_keymap_num_layouts_for_key (keymap, keycode); i++)
{
xkb_level_index_t level = xkb_keymap_num_levels_for_key (keymap, keycode, i);
if (level > *num_levels)
*num_levels = level;
}
}
static void
determine_keymap_num_levels (MetaKeyBindingManager *keys)
{
MetaBackend *backend = meta_get_backend ();
struct xkb_keymap *keymap = meta_backend_get_keymap (backend);
keys->keymap_num_levels = 0;
xkb_keymap_key_for_each (keymap, determine_keymap_num_levels_iter, &keys->keymap_num_levels);
}
static void
reload_iso_next_group_combos (MetaKeyBindingManager *keys)
{
const char *iso_next_group_option;
MetaKeyCombo *combos;
int *keycodes;
int n_keycodes;
int n_combos;
int i;
g_clear_pointer (&keys->iso_next_group_combos, g_free);
keys->n_iso_next_group_combos = 0;
iso_next_group_option = meta_prefs_get_iso_next_group_option ();
if (iso_next_group_option == NULL)
return;
n_keycodes = get_keycodes_for_keysym (keys, XKB_KEY_ISO_Next_Group, &keycodes);
if (g_str_equal (iso_next_group_option, "toggle") ||
g_str_equal (iso_next_group_option, "lalt_toggle") ||
g_str_equal (iso_next_group_option, "lwin_toggle") ||
g_str_equal (iso_next_group_option, "rwin_toggle") ||
g_str_equal (iso_next_group_option, "lshift_toggle") ||
g_str_equal (iso_next_group_option, "rshift_toggle") ||
g_str_equal (iso_next_group_option, "lctrl_toggle") ||
g_str_equal (iso_next_group_option, "rctrl_toggle") ||
g_str_equal (iso_next_group_option, "sclk_toggle") ||
g_str_equal (iso_next_group_option, "menu_toggle") ||
g_str_equal (iso_next_group_option, "caps_toggle"))
{
n_combos = n_keycodes;
combos = g_new (MetaKeyCombo, n_combos);
for (i = 0; i < n_keycodes; ++i)
{
combos[i].keysym = XKB_KEY_ISO_Next_Group;
combos[i].keycode = keycodes[i];
combos[i].modifiers = 0;
}
}
else if (g_str_equal (iso_next_group_option, "shift_caps_toggle") ||
g_str_equal (iso_next_group_option, "shifts_toggle"))
{
n_combos = n_keycodes;
combos = g_new (MetaKeyCombo, n_combos);
for (i = 0; i < n_keycodes; ++i)
{
combos[i].keysym = XKB_KEY_ISO_Next_Group;
combos[i].keycode = keycodes[i];
combos[i].modifiers = ShiftMask;
}
}
else if (g_str_equal (iso_next_group_option, "alt_caps_toggle") ||
g_str_equal (iso_next_group_option, "alt_space_toggle"))
{
n_combos = n_keycodes;
combos = g_new (MetaKeyCombo, n_combos);
for (i = 0; i < n_keycodes; ++i)
{
combos[i].keysym = XKB_KEY_ISO_Next_Group;
combos[i].keycode = keycodes[i];
combos[i].modifiers = Mod1Mask;
}
}
else if (g_str_equal (iso_next_group_option, "ctrl_shift_toggle") ||
g_str_equal (iso_next_group_option, "lctrl_lshift_toggle") ||
g_str_equal (iso_next_group_option, "rctrl_rshift_toggle"))
{
n_combos = n_keycodes * 2;
combos = g_new (MetaKeyCombo, n_combos);
for (i = 0; i < n_keycodes; ++i)
{
combos[i].keysym = XKB_KEY_ISO_Next_Group;
combos[i].keycode = keycodes[i];
combos[i].modifiers = ShiftMask;
combos[i + n_keycodes].keysym = XKB_KEY_ISO_Next_Group;
combos[i + n_keycodes].keycode = keycodes[i];
combos[i + n_keycodes].modifiers = ControlMask;
}
}
else if (g_str_equal (iso_next_group_option, "ctrl_alt_toggle"))
{
n_combos = n_keycodes * 2;
combos = g_new (MetaKeyCombo, n_combos);
for (i = 0; i < n_keycodes; ++i)
{
combos[i].keysym = XKB_KEY_ISO_Next_Group;
combos[i].keycode = keycodes[i];
combos[i].modifiers = Mod1Mask;
combos[i + n_keycodes].keysym = XKB_KEY_ISO_Next_Group;
combos[i + n_keycodes].keycode = keycodes[i];
combos[i + n_keycodes].modifiers = ControlMask;
}
}
else if (g_str_equal (iso_next_group_option, "alt_shift_toggle") ||
g_str_equal (iso_next_group_option, "lalt_lshift_toggle"))
{
n_combos = n_keycodes * 2;
combos = g_new (MetaKeyCombo, n_combos);
for (i = 0; i < n_keycodes; ++i)
{
combos[i].keysym = XKB_KEY_ISO_Next_Group;
combos[i].keycode = keycodes[i];
combos[i].modifiers = Mod1Mask;
combos[i + n_keycodes].keysym = XKB_KEY_ISO_Next_Group;
combos[i + n_keycodes].keycode = keycodes[i];
combos[i + n_keycodes].modifiers = ShiftMask;
}
}
else
{
n_combos = 0;
combos = NULL;
}
g_free (keycodes);
keys->n_iso_next_group_combos = n_combos;
keys->iso_next_group_combos = combos;
}
static void
binding_reload_keycode_foreach (gpointer key,
gpointer value,
gpointer data)
{
MetaKeyBindingManager *keys = data;
MetaKeyBinding *binding = value;
if (binding->keysym)
binding->keycode = get_first_keycode_for_keysym (keys, binding->keysym);
}
static void
reload_keycodes (MetaKeyBindingManager *keys)
{
meta_topic (META_DEBUG_KEYBINDINGS,
"Reloading keycodes for binding tables\n");
determine_keymap_num_levels (keys);
if (keys->overlay_key_combo.keysym != 0)
{
keys->overlay_key_combo.keycode =
get_first_keycode_for_keysym (keys, keys->overlay_key_combo.keysym);
}
else
{
keys->overlay_key_combo.keycode = 0;
}
reload_iso_next_group_combos (keys);
g_hash_table_foreach (keys->key_bindings, binding_reload_keycode_foreach, keys);
}
static void
devirtualize_modifiers (MetaKeyBindingManager *keys,
MetaVirtualModifier modifiers,
unsigned int *mask)
{
*mask = 0;
if (modifiers & META_VIRTUAL_SHIFT_MASK)
*mask |= ShiftMask;
if (modifiers & META_VIRTUAL_CONTROL_MASK)
*mask |= ControlMask;
if (modifiers & META_VIRTUAL_ALT_MASK)
*mask |= Mod1Mask;
if (modifiers & META_VIRTUAL_META_MASK)
*mask |= keys->meta_mask;
if (modifiers & META_VIRTUAL_HYPER_MASK)
*mask |= keys->hyper_mask;
if (modifiers & META_VIRTUAL_SUPER_MASK)
*mask |= keys->super_mask;
if (modifiers & META_VIRTUAL_MOD2_MASK)
*mask |= Mod2Mask;
if (modifiers & META_VIRTUAL_MOD3_MASK)
*mask |= Mod3Mask;
if (modifiers & META_VIRTUAL_MOD4_MASK)
*mask |= Mod4Mask;
if (modifiers & META_VIRTUAL_MOD5_MASK)
*mask |= Mod5Mask;
}
static void
binding_reload_modifiers_foreach (gpointer key,
gpointer value,
gpointer data)
{
MetaKeyBindingManager *keys = data;
MetaKeyBinding *binding = value;
devirtualize_modifiers (keys, binding->modifiers, &binding->mask);
meta_topic (META_DEBUG_KEYBINDINGS,
" Devirtualized mods 0x%x -> 0x%x (%s)\n",
binding->modifiers,
binding->mask,
binding->name);
}
static void
reload_modifiers (MetaKeyBindingManager *keys)
{
meta_topic (META_DEBUG_KEYBINDINGS,
"Reloading keycodes for binding tables\n");
g_hash_table_foreach (keys->key_bindings, binding_reload_modifiers_foreach, keys);
}
static void
index_binding (MetaKeyBindingManager *keys,
MetaKeyBinding *binding)
{
guint32 index_key;
index_key = key_binding_key (binding->keycode, binding->mask);
g_hash_table_replace (keys->key_bindings_index,
GINT_TO_POINTER (index_key), binding);
}
static void
binding_index_foreach (gpointer key,
gpointer value,
gpointer data)
{
MetaKeyBindingManager *keys = data;
MetaKeyBinding *binding = value;
index_binding (keys, binding);
}
static void
rebuild_binding_index (MetaKeyBindingManager *keys)
{
g_hash_table_remove_all (keys->key_bindings_index);
g_hash_table_foreach (keys->key_bindings, binding_index_foreach, keys);
}
static void
rebuild_binding_table (MetaKeyBindingManager *keys,
GList *prefs,
GList *grabs)
{
MetaKeyBinding *b;
GList *p, *g;
g_hash_table_remove_all (keys->key_bindings);
p = prefs;
while (p)
{
MetaKeyPref *pref = (MetaKeyPref*)p->data;
GSList *tmp = pref->combos;
while (tmp)
{
MetaKeyCombo *combo = tmp->data;
if (combo && (combo->keysym != None || combo->keycode != 0))
{
MetaKeyHandler *handler = HANDLER (pref->name);
b = g_malloc0 (sizeof (MetaKeyBinding));
b->name = pref->name;
b->handler = handler;
b->flags = handler->flags;
b->keysym = combo->keysym;
b->keycode = combo->keycode;
b->modifiers = combo->modifiers;
b->mask = 0;
g_hash_table_add (keys->key_bindings, b);
}
tmp = tmp->next;
}
p = p->next;
}
g = grabs;
while (g)
{
MetaKeyGrab *grab = (MetaKeyGrab*)g->data;
if (grab->combo.keysym != None || grab->combo.keycode != 0)
{
MetaKeyHandler *handler = HANDLER ("external-grab");
b = g_malloc0 (sizeof (MetaKeyBinding));
b->name = grab->name;
b->handler = handler;
b->flags = handler->flags;
b->keysym = grab->combo.keysym;
b->keycode = grab->combo.keycode;
b->modifiers = grab->combo.modifiers;
b->mask = 0;
g_hash_table_add (keys->key_bindings, b);
}
g = g->next;
}
meta_topic (META_DEBUG_KEYBINDINGS,
" %d bindings in table\n",
g_hash_table_size (keys->key_bindings));
}
static void
rebuild_key_binding_table (MetaKeyBindingManager *keys)
{
GList *prefs, *grabs;
meta_topic (META_DEBUG_KEYBINDINGS,
"Rebuilding key binding table from preferences\n");
prefs = meta_prefs_get_keybindings ();
grabs = g_hash_table_get_values (external_grabs);
rebuild_binding_table (keys, prefs, grabs);
g_list_free (prefs);
g_list_free (grabs);
}
static void
rebuild_special_bindings (MetaKeyBindingManager *keys)
{
MetaKeyCombo combo;
meta_prefs_get_overlay_binding (&combo);
keys->overlay_key_combo = combo;
}
static void
ungrab_key_bindings (MetaDisplay *display)
{
GSList *windows, *l;
meta_screen_ungrab_keys (display->screen);
windows = meta_display_list_windows (display, META_LIST_DEFAULT);
for (l = windows; l; l = l->next)
{
MetaWindow *w = l->data;
meta_window_ungrab_keys (w);
}
g_slist_free (windows);
}
static void
grab_key_bindings (MetaDisplay *display)
{
GSList *windows, *l;
meta_screen_grab_keys (display->screen);
windows = meta_display_list_windows (display, META_LIST_DEFAULT);
for (l = windows; l; l = l->next)
{
MetaWindow *w = l->data;
meta_window_grab_keys (w);
}
g_slist_free (windows);
}
static MetaKeyBinding *
get_keybinding (MetaKeyBindingManager *keys,
guint32 keycode,
guint32 mask)
{
guint32 key;
mask = mask & 0xff & ~keys->ignored_modifier_mask;
key = key_binding_key (keycode, mask);
return g_hash_table_lookup (keys->key_bindings_index, GINT_TO_POINTER (key));
}
static guint
next_dynamic_keybinding_action (void)
{
static guint num_dynamic_bindings = 0;
return META_KEYBINDING_ACTION_LAST + (++num_dynamic_bindings);
}
static gboolean
add_keybinding_internal (MetaDisplay *display,
const char *name,
GSettings *settings,
MetaKeyBindingFlags flags,
MetaKeyBindingAction action,
MetaKeyHandlerFunc func,
int data,
gpointer user_data,
GDestroyNotify free_data)
{
MetaKeyHandler *handler;
if (!meta_prefs_add_keybinding (name, settings, action, flags))
return FALSE;
handler = g_new0 (MetaKeyHandler, 1);
handler->name = g_strdup (name);
handler->func = func;
handler->default_func = func;
handler->data = data;
handler->flags = flags;
handler->user_data = user_data;
handler->user_data_free_func = free_data;
g_hash_table_insert (key_handlers, g_strdup (name), handler);
return TRUE;
}
static gboolean
add_builtin_keybinding (MetaDisplay *display,
const char *name,
GSettings *settings,
MetaKeyBindingFlags flags,
MetaKeyBindingAction action,
MetaKeyHandlerFunc handler,
int handler_arg)
{
return add_keybinding_internal (display, name, settings,
flags | META_KEY_BINDING_BUILTIN,
action, handler, handler_arg, NULL, NULL);
}
/**
* meta_display_add_keybinding:
* @display: a #MetaDisplay
* @name: the binding's name
* @settings: the #GSettings object where @name is stored
* @flags: flags to specify binding details
* @handler: function to run when the keybinding is invoked
* @user_data: the data to pass to @handler
* @free_data: function to free @user_data
*
* Add a keybinding at runtime. The key @name in @schema needs to be of
* type %G_VARIANT_TYPE_STRING_ARRAY, with each string describing a
* keybinding in the form of "&lt;Control&gt;a" or "&lt;Shift&gt;&lt;Alt&gt;F1". The parser
* is fairly liberal and allows lower or upper case, and also abbreviations
* such as "&lt;Ctl&gt;" and "&lt;Ctrl&gt;". If the key is set to the empty list or a
* list with a single element of either "" or "disabled", the keybinding is
* disabled.
*
* Use meta_display_remove_keybinding() to remove the binding.
*
* Returns: the corresponding keybinding action if the keybinding was
* added successfully, otherwise %META_KEYBINDING_ACTION_NONE
*/
guint
meta_display_add_keybinding (MetaDisplay *display,
const char *name,
GSettings *settings,
MetaKeyBindingFlags flags,
MetaKeyHandlerFunc handler,
gpointer user_data,
GDestroyNotify free_data)
{
guint new_action = next_dynamic_keybinding_action ();
if (!add_keybinding_internal (display, name, settings, flags, new_action,
handler, 0, user_data, free_data))
return META_KEYBINDING_ACTION_NONE;
return new_action;
}
/**
* meta_display_remove_keybinding:
* @display: the #MetaDisplay
* @name: name of the keybinding to remove
*
* Remove keybinding @name; the function will fail if @name is not a known
* keybinding or has not been added with meta_display_add_keybinding().
*
* Returns: %TRUE if the binding has been removed sucessfully,
* otherwise %FALSE
*/
gboolean
meta_display_remove_keybinding (MetaDisplay *display,
const char *name)
{
if (!meta_prefs_remove_keybinding (name))
return FALSE;
g_hash_table_remove (key_handlers, name);
return TRUE;
}
/**
* meta_display_get_keybinding_action:
* @display: A #MetaDisplay
* @keycode: Raw keycode
* @mask: Event mask
*
* Get the keybinding action bound to @keycode. Builtin keybindings
* have a fixed associated #MetaKeyBindingAction, for bindings added
* dynamically the function will return the keybinding action
* meta_display_add_keybinding() returns on registration.
*
* Returns: The action that should be taken for the given key, or
* %META_KEYBINDING_ACTION_NONE.
*/
guint
meta_display_get_keybinding_action (MetaDisplay *display,
unsigned int keycode,
unsigned long mask)
{
MetaKeyBindingManager *keys = &display->key_binding_manager;
MetaKeyBinding *binding;
/* This is much more vague than the MetaDisplay::overlay-key signal,
* which is only emitted if the overlay-key is the only key pressed;
* as this method is primarily intended for plugins to allow processing
* of mutter keybindings while holding a grab, the overlay-key-only-pressed
* tracking is left to the plugin here.
*/
if (keycode == (unsigned int)keys->overlay_key_combo.keycode)
return META_KEYBINDING_ACTION_OVERLAY_KEY;
binding = get_keybinding (keys, keycode, mask);
if (binding)
{
MetaKeyGrab *grab = g_hash_table_lookup (external_grabs, binding->name);
if (grab)
return grab->action;
else
return (guint) meta_prefs_get_keybinding_action (binding->name);
}
else
{
return META_KEYBINDING_ACTION_NONE;
}
}
static void
on_keymap_changed (MetaBackend *backend,
gpointer user_data)
{
MetaDisplay *display = user_data;
MetaKeyBindingManager *keys = &display->key_binding_manager;
ungrab_key_bindings (display);
/* Deciphering the modmap depends on the loaded keysyms to find out
* what modifiers is Super and so forth, so we need to reload it
* even when only the keymap changes */
reload_modmap (keys);
reload_keycodes (keys);
reload_modifiers (keys);
rebuild_binding_index (keys);
grab_key_bindings (display);
}
static void
meta_change_button_grab (MetaKeyBindingManager *keys,
Window xwindow,
gboolean grab,
gboolean sync,
int button,
int modmask)
{
MetaBackendX11 *backend = META_BACKEND_X11 (meta_get_backend ());
Display *xdisplay = meta_backend_x11_get_xdisplay (backend);
unsigned int ignored_mask;
unsigned char mask_bits[XIMaskLen (XI_LASTEVENT)] = { 0 };
XIEventMask mask = { XIAllMasterDevices, sizeof (mask_bits), mask_bits };
XISetMask (mask.mask, XI_ButtonPress);
XISetMask (mask.mask, XI_ButtonRelease);
XISetMask (mask.mask, XI_Motion);
ignored_mask = 0;
while (ignored_mask <= keys->ignored_modifier_mask)
{
XIGrabModifiers mods;
if (ignored_mask & ~(keys->ignored_modifier_mask))
{
/* Not a combination of ignored modifiers
* (it contains some non-ignored modifiers)
*/
++ignored_mask;
continue;
}
mods = (XIGrabModifiers) { modmask | ignored_mask, 0 };
/* GrabModeSync means freeze until XAllowEvents */
if (grab)
XIGrabButton (xdisplay,
META_VIRTUAL_CORE_POINTER_ID,
button, xwindow, None,
sync ? XIGrabModeSync : XIGrabModeAsync,
XIGrabModeAsync, False,
&mask, 1, &mods);
else
XIUngrabButton (xdisplay,
META_VIRTUAL_CORE_POINTER_ID,
button, xwindow, 1, &mods);
++ignored_mask;
}
}
ClutterModifierType
meta_display_get_window_grab_modifiers (MetaDisplay *display)
{
MetaKeyBindingManager *keys = &display->key_binding_manager;
return keys->window_grab_modifiers;
}
static void
meta_change_buttons_grab (MetaKeyBindingManager *keys,
Window xwindow,
gboolean grab,
gboolean sync,
int modmask)
{
#define MAX_BUTTON 3
int i;
for (i = 1; i <= MAX_BUTTON; i++)
meta_change_button_grab (keys, xwindow, grab, sync, i, modmask);
}
void
meta_display_grab_window_buttons (MetaDisplay *display,
Window xwindow)
{
MetaKeyBindingManager *keys = &display->key_binding_manager;
if (meta_is_wayland_compositor ())
return;
/* Grab Alt + button1 for moving window.
* Grab Alt + button2 for resizing window.
* Grab Alt + button3 for popping up window menu.
* Grab Alt + Shift + button1 for snap-moving window.
*/
meta_verbose ("Grabbing window buttons for 0x%lx\n", xwindow);
/* FIXME If we ignored errors here instead of spewing, we could
* put one big error trap around the loop and avoid a bunch of
* XSync()
*/
if (keys->window_grab_modifiers != 0)
{
meta_change_buttons_grab (keys, xwindow, TRUE, FALSE,
keys->window_grab_modifiers);
/* In addition to grabbing Alt+Button1 for moving the window,
* grab Alt+Shift+Button1 for snap-moving the window. See bug
* 112478. Unfortunately, this doesn't work with
* Shift+Alt+Button1 for some reason; so at least part of the
* order still matters, which sucks (please FIXME).
*/
meta_change_button_grab (keys, xwindow,
TRUE,
FALSE,
1, keys->window_grab_modifiers | ShiftMask);
}
}
void
meta_display_ungrab_window_buttons (MetaDisplay *display,
Window xwindow)
{
MetaKeyBindingManager *keys = &display->key_binding_manager;
if (meta_is_wayland_compositor ())
return;
if (keys->window_grab_modifiers == 0)
return;
meta_change_buttons_grab (keys, xwindow, FALSE, FALSE,
keys->window_grab_modifiers);
}
static void
update_window_grab_modifiers (MetaKeyBindingManager *keys)
{
MetaVirtualModifier virtual_mods;
unsigned int mods;
virtual_mods = meta_prefs_get_mouse_button_mods ();
devirtualize_modifiers (keys, virtual_mods, &mods);
keys->window_grab_modifiers = mods;
}
/* Grab buttons we only grab while unfocused in click-to-focus mode */
void
meta_display_grab_focus_window_button (MetaDisplay *display,
MetaWindow *window)
{
MetaKeyBindingManager *keys = &display->key_binding_manager;
if (meta_is_wayland_compositor ())
return;
/* Grab button 1 for activating unfocused windows */
meta_verbose ("Grabbing unfocused window buttons for %s\n", window->desc);
#if 0
/* FIXME:115072 */
/* Don't grab at all unless in click to focus mode. In click to
* focus, we may sometimes be clever about intercepting and eating
* the focus click. But in mouse focus, we never do that since the
* focus window may not be raised, and who wants to think about
* mouse focus anyway.
*/
if (meta_prefs_get_focus_mode () != G_DESKTOP_FOCUS_MODE_CLICK)
{
meta_verbose (" (well, not grabbing since not in click to focus mode)\n");
return;
}
#endif
if (window->have_focus_click_grab)
{
meta_verbose (" (well, not grabbing since we already have the grab)\n");
return;
}
/* FIXME If we ignored errors here instead of spewing, we could
* put one big error trap around the loop and avoid a bunch of
* XSync()
*/
meta_change_buttons_grab (keys, window->xwindow, TRUE, TRUE, 0);
window->have_focus_click_grab = TRUE;
}
void
meta_display_ungrab_focus_window_button (MetaDisplay *display,
MetaWindow *window)
{
MetaKeyBindingManager *keys = &display->key_binding_manager;
if (meta_is_wayland_compositor ())
return;
meta_verbose ("Ungrabbing unfocused window buttons for %s\n", window->desc);
if (!window->have_focus_click_grab)
return;
meta_change_buttons_grab (keys, window->xwindow, FALSE, FALSE, 0);
window->have_focus_click_grab = FALSE;
}
static void
prefs_changed_callback (MetaPreference pref,
void *data)
{
MetaDisplay *display = data;
MetaKeyBindingManager *keys = &display->key_binding_manager;
switch (pref)
{
case META_PREF_KEYBINDINGS:
ungrab_key_bindings (display);
rebuild_key_binding_table (keys);
rebuild_special_bindings (keys);
reload_keycodes (keys);
reload_modifiers (keys);
rebuild_binding_index (keys);
grab_key_bindings (display);
break;
case META_PREF_MOUSE_BUTTON_MODS:
{
GSList *windows, *l;
windows = meta_display_list_windows (display, META_LIST_DEFAULT);
for (l = windows; l; l = l->next)
{
MetaWindow *w = l->data;
meta_display_ungrab_window_buttons (display, w->xwindow);
}
update_window_grab_modifiers (keys);
for (l = windows; l; l = l->next)
{
MetaWindow *w = l->data;
if (w->type != META_WINDOW_DOCK)
meta_display_grab_window_buttons (display, w->xwindow);
}
g_slist_free (windows);
}
default:
break;
}
}
void
meta_display_shutdown_keys (MetaDisplay *display)
{
MetaKeyBindingManager *keys = &display->key_binding_manager;
meta_prefs_remove_listener (prefs_changed_callback, display);
g_hash_table_destroy (keys->key_bindings_index);
g_hash_table_destroy (keys->key_bindings);
}
/* Grab/ungrab, ignoring all annoying modifiers like NumLock etc. */
static void
meta_change_keygrab (MetaKeyBindingManager *keys,
Window xwindow,
gboolean grab,
unsigned int keycode,
int modmask)
{
unsigned int ignored_mask;
unsigned char mask_bits[XIMaskLen (XI_LASTEVENT)] = { 0 };
XIEventMask mask = { XIAllMasterDevices, sizeof (mask_bits), mask_bits };
XISetMask (mask.mask, XI_KeyPress);
XISetMask (mask.mask, XI_KeyRelease);
MetaBackendX11 *backend = META_BACKEND_X11 (meta_get_backend ());
Display *xdisplay = meta_backend_x11_get_xdisplay (backend);
/* Grab keycode/modmask, together with
* all combinations of ignored modifiers.
* X provides no better way to do this.
*/
meta_topic (META_DEBUG_KEYBINDINGS,
"%s keybinding keycode %d mask 0x%x on 0x%lx\n",
grab ? "Grabbing" : "Ungrabbing",
keycode, modmask, xwindow);
ignored_mask = 0;
while (ignored_mask <= keys->ignored_modifier_mask)
{
XIGrabModifiers mods;
if (ignored_mask & ~(keys->ignored_modifier_mask))
{
/* Not a combination of ignored modifiers
* (it contains some non-ignored modifiers)
*/
++ignored_mask;
continue;
}
mods = (XIGrabModifiers) { modmask | ignored_mask, 0 };
if (grab)
XIGrabKeycode (xdisplay,
META_VIRTUAL_CORE_KEYBOARD_ID,
keycode, xwindow,
XIGrabModeSync, XIGrabModeAsync,
False, &mask, 1, &mods);
else
XIUngrabKeycode (xdisplay,
META_VIRTUAL_CORE_KEYBOARD_ID,
keycode, xwindow, 1, &mods);
++ignored_mask;
}
}
typedef struct
{
MetaKeyBindingManager *keys;
Window xwindow;
gboolean only_per_window;
gboolean grab;
} ChangeKeygrabData;
static void
change_keygrab_foreach (gpointer key,
gpointer value,
gpointer user_data)
{
ChangeKeygrabData *data = user_data;
MetaKeyBinding *binding = value;
gboolean binding_is_per_window = (binding->flags & META_KEY_BINDING_PER_WINDOW) != 0;
if (data->only_per_window != binding_is_per_window)
return;
if (binding->keycode == 0)
return;
meta_change_keygrab (data->keys, data->xwindow, data->grab,
binding->keycode,
binding->mask);
}
static void
change_binding_keygrabs (MetaKeyBindingManager *keys,
Window xwindow,
gboolean only_per_window,
gboolean grab)
{
ChangeKeygrabData data;
data.keys = keys;
data.xwindow = xwindow;
data.only_per_window = only_per_window;
data.grab = grab;
g_hash_table_foreach (keys->key_bindings, change_keygrab_foreach, &data);
}
static void
meta_screen_change_keygrabs (MetaScreen *screen,
gboolean grab)
{
MetaDisplay *display = screen->display;
MetaKeyBindingManager *keys = &display->key_binding_manager;
if (keys->overlay_key_combo.keycode != 0)
meta_change_keygrab (keys, screen->xroot, grab,
keys->overlay_key_combo.keycode,
keys->overlay_key_combo.modifiers);
if (keys->iso_next_group_combos)
{
int i = 0;
while (i < keys->n_iso_next_group_combos)
{
if (keys->iso_next_group_combos[i].keycode != 0)
{
meta_change_keygrab (keys, screen->xroot, grab,
keys->iso_next_group_combos[i].keycode,
keys->iso_next_group_combos[i].modifiers);
}
++i;
}
}
change_binding_keygrabs (keys, screen->xroot, FALSE, grab);
}
void
meta_screen_grab_keys (MetaScreen *screen)
{
MetaBackend *backend = meta_get_backend ();
if (!META_IS_BACKEND_X11 (backend))
return;
if (screen->keys_grabbed)
return;
meta_screen_change_keygrabs (screen, TRUE);
screen->keys_grabbed = TRUE;
}
void
meta_screen_ungrab_keys (MetaScreen *screen)
{
if (!screen->keys_grabbed)
return;
meta_screen_change_keygrabs (screen, FALSE);
screen->keys_grabbed = FALSE;
}
static void
change_window_keygrabs (MetaKeyBindingManager *keys,
Window xwindow,
gboolean grab)
{
change_binding_keygrabs (keys, xwindow, TRUE, grab);
}
void
meta_window_grab_keys (MetaWindow *window)
{
MetaDisplay *display = window->display;
MetaKeyBindingManager *keys = &display->key_binding_manager;
/* Under Wayland, we don't need to grab at all. */
if (meta_is_wayland_compositor ())
return;
if (window->all_keys_grabbed)
return;
if (window->type == META_WINDOW_DOCK
|| window->override_redirect)
{
if (window->keys_grabbed)
change_window_keygrabs (keys, window->xwindow, FALSE);
window->keys_grabbed = FALSE;
return;
}
if (window->keys_grabbed)
{
if (window->frame && !window->grab_on_frame)
change_window_keygrabs (keys, window->xwindow, FALSE);
else if (window->frame == NULL &&
window->grab_on_frame)
; /* continue to regrab on client window */
else
return; /* already all good */
}
change_window_keygrabs (keys,
meta_window_x11_get_toplevel_xwindow (window),
TRUE);
window->keys_grabbed = TRUE;
window->grab_on_frame = window->frame != NULL;
}
void
meta_window_ungrab_keys (MetaWindow *window)
{
if (window->keys_grabbed)
{
MetaDisplay *display = window->display;
MetaKeyBindingManager *keys = &display->key_binding_manager;
if (window->grab_on_frame &&
window->frame != NULL)
change_window_keygrabs (keys, window->frame->xwindow, FALSE);
else if (!window->grab_on_frame)
change_window_keygrabs (keys, window->xwindow, FALSE);
window->keys_grabbed = FALSE;
}
}
static void
handle_external_grab (MetaDisplay *display,
MetaScreen *screen,
MetaWindow *window,
ClutterKeyEvent *event,
MetaKeyBinding *binding,
gpointer user_data)
{
guint action = meta_display_get_keybinding_action (display,
binding->keycode,
binding->mask);
meta_display_accelerator_activate (display, action, event);
}
guint
meta_display_grab_accelerator (MetaDisplay *display,
const char *accelerator)
{
MetaBackend *backend = meta_get_backend ();
MetaKeyBindingManager *keys = &display->key_binding_manager;
MetaKeyBinding *binding;
MetaKeyGrab *grab;
guint keysym = 0;
guint keycode = 0;
guint mask = 0;
MetaVirtualModifier modifiers = 0;
if (!meta_parse_accelerator (accelerator, &keysym, &keycode, &modifiers))
{
meta_topic (META_DEBUG_KEYBINDINGS,
"Failed to parse accelerator\n");
meta_warning ("\"%s\" is not a valid accelerator\n", accelerator);
return META_KEYBINDING_ACTION_NONE;
}
devirtualize_modifiers (keys, modifiers, &mask);
keycode = get_first_keycode_for_keysym (keys, keysym);
if (keycode == 0)
return META_KEYBINDING_ACTION_NONE;
if (get_keybinding (keys, keycode, mask))
return META_KEYBINDING_ACTION_NONE;
if (META_IS_BACKEND_X11 (backend))
meta_change_keygrab (keys, display->screen->xroot, TRUE, keycode, mask);
grab = g_new0 (MetaKeyGrab, 1);
grab->action = next_dynamic_keybinding_action ();
grab->name = meta_external_binding_name_for_action (grab->action);
grab->combo.keysym = keysym;
grab->combo.keycode = keycode;
grab->combo.modifiers = modifiers;
g_hash_table_insert (external_grabs, grab->name, grab);
binding = g_malloc0 (sizeof (MetaKeyBinding));
binding->name = grab->name;
binding->handler = HANDLER ("external-grab");
binding->keysym = grab->combo.keysym;
binding->keycode = grab->combo.keycode;
binding->modifiers = grab->combo.modifiers;
binding->mask = mask;
g_hash_table_add (keys->key_bindings, binding);
index_binding (keys, binding);
return grab->action;
}
gboolean
meta_display_ungrab_accelerator (MetaDisplay *display,
guint action)
{
MetaBackend *backend = meta_get_backend ();
MetaKeyBindingManager *keys = &display->key_binding_manager;
MetaKeyBinding *binding;
MetaKeyGrab *grab;
char *key;
guint mask = 0;
guint keycode = 0;
g_return_val_if_fail (action != META_KEYBINDING_ACTION_NONE, FALSE);
key = meta_external_binding_name_for_action (action);
grab = g_hash_table_lookup (external_grabs, key);
if (!grab)
return FALSE;
devirtualize_modifiers (keys, grab->combo.modifiers, &mask);
keycode = get_first_keycode_for_keysym (keys, grab->combo.keysym);
binding = get_keybinding (keys, keycode, mask);
if (binding)
{
guint32 index_key;
if (META_IS_BACKEND_X11 (backend))
meta_change_keygrab (keys, display->screen->xroot, FALSE,
binding->keycode,
binding->mask);
index_key = key_binding_key (binding->keycode, binding->mask);
g_hash_table_remove (keys->key_bindings_index, GINT_TO_POINTER (index_key));
g_hash_table_remove (keys->key_bindings, binding);
}
g_hash_table_remove (external_grabs, key);
g_free (key);
return TRUE;
}
static gboolean
grab_keyboard (Window xwindow,
guint32 timestamp,
int grab_mode)
{
int grab_status;
unsigned char mask_bits[XIMaskLen (XI_LASTEVENT)] = { 0 };
XIEventMask mask = { XIAllMasterDevices, sizeof (mask_bits), mask_bits };
XISetMask (mask.mask, XI_KeyPress);
XISetMask (mask.mask, XI_KeyRelease);
/* Grab the keyboard, so we get key releases and all key
* presses
*/
MetaBackendX11 *backend = META_BACKEND_X11 (meta_get_backend ());
Display *xdisplay = meta_backend_x11_get_xdisplay (backend);
/* Strictly, we only need to set grab_mode on the keyboard device
* while the pointer should always be XIGrabModeAsync. Unfortunately
* there is a bug in the X server, only fixed (link below) in 1.15,
* which swaps these arguments for keyboard devices. As such, we set
* both the device and the paired device mode which works around
* that bug and also works on fixed X servers.
*
* http://cgit.freedesktop.org/xorg/xserver/commit/?id=9003399708936481083424b4ff8f18a16b88b7b3
*/
grab_status = XIGrabDevice (xdisplay,
META_VIRTUAL_CORE_KEYBOARD_ID,
xwindow,
timestamp,
None,
grab_mode, grab_mode,
False, /* owner_events */
&mask);
return (grab_status == Success);
}
static void
ungrab_keyboard (guint32 timestamp)
{
MetaBackendX11 *backend = META_BACKEND_X11 (meta_get_backend ());
Display *xdisplay = meta_backend_x11_get_xdisplay (backend);
XIUngrabDevice (xdisplay, META_VIRTUAL_CORE_KEYBOARD_ID, timestamp);
}
gboolean
meta_window_grab_all_keys (MetaWindow *window,
guint32 timestamp)
{
Window grabwindow;
gboolean retval;
MetaBackend *backend = meta_get_backend ();
if (!META_IS_BACKEND_X11 (backend))
return TRUE;
if (window->all_keys_grabbed)
return FALSE;
if (window->keys_grabbed)
meta_window_ungrab_keys (window);
/* Make sure the window is focused, otherwise the grab
* won't do a lot of good.
*/
meta_topic (META_DEBUG_FOCUS,
"Focusing %s because we're grabbing all its keys\n",
window->desc);
meta_window_focus (window, timestamp);
grabwindow = meta_window_x11_get_toplevel_xwindow (window);
meta_topic (META_DEBUG_KEYBINDINGS,
"Grabbing all keys on window %s\n", window->desc);
retval = grab_keyboard (grabwindow, timestamp, XIGrabModeAsync);
if (retval)
{
window->keys_grabbed = FALSE;
window->all_keys_grabbed = TRUE;
window->grab_on_frame = window->frame != NULL;
}
return retval;
}
void
meta_window_ungrab_all_keys (MetaWindow *window, guint32 timestamp)
{
if (window->all_keys_grabbed)
{
ungrab_keyboard (timestamp);
window->grab_on_frame = FALSE;
window->all_keys_grabbed = FALSE;
window->keys_grabbed = FALSE;
/* Re-establish our standard bindings */
meta_window_grab_keys (window);
}
}
void
meta_display_freeze_keyboard (MetaDisplay *display, guint32 timestamp)
{
MetaBackend *backend = meta_get_backend ();
if (!META_IS_BACKEND_X11 (backend))
return;
Window window = meta_backend_x11_get_xwindow (META_BACKEND_X11 (backend));
grab_keyboard (window, timestamp, XIGrabModeSync);
}
void
meta_display_ungrab_keyboard (MetaDisplay *display, guint32 timestamp)
{
MetaBackend *backend = meta_get_backend ();
if (!META_IS_BACKEND_X11 (backend))
return;
ungrab_keyboard (timestamp);
}
void
meta_display_unfreeze_keyboard (MetaDisplay *display, guint32 timestamp)
{
MetaBackend *backend = meta_get_backend ();
if (!META_IS_BACKEND_X11 (backend))
return;
Display *xdisplay = meta_backend_x11_get_xdisplay (META_BACKEND_X11 (backend));
XIAllowEvents (xdisplay, META_VIRTUAL_CORE_KEYBOARD_ID,
XIAsyncDevice, timestamp);
/* We shouldn't need to unfreeze the pointer device here, however we
* have to, due to the workaround we do in grab_keyboard().
*/
XIAllowEvents (xdisplay, META_VIRTUAL_CORE_POINTER_ID,
XIAsyncDevice, timestamp);
}
static gboolean
is_modifier (xkb_keysym_t keysym)
{
switch (keysym)
{
case XKB_KEY_Shift_L:
case XKB_KEY_Shift_R:
case XKB_KEY_Control_L:
case XKB_KEY_Control_R:
case XKB_KEY_Caps_Lock:
case XKB_KEY_Shift_Lock:
case XKB_KEY_Meta_L:
case XKB_KEY_Meta_R:
case XKB_KEY_Alt_L:
case XKB_KEY_Alt_R:
case XKB_KEY_Super_L:
case XKB_KEY_Super_R:
case XKB_KEY_Hyper_L:
case XKB_KEY_Hyper_R:
return TRUE;
default:
return FALSE;
}
}
static void
invoke_handler (MetaDisplay *display,
MetaScreen *screen,
MetaKeyHandler *handler,
MetaWindow *window,
ClutterKeyEvent *event,
MetaKeyBinding *binding)
{
if (handler->func)
(* handler->func) (display, screen,
handler->flags & META_KEY_BINDING_PER_WINDOW ?
window : NULL,
event,
binding,
handler->user_data);
else
(* handler->default_func) (display, screen,
handler->flags & META_KEY_BINDING_PER_WINDOW ?
window: NULL,
event,
binding,
NULL);
}
static gboolean
process_event (MetaDisplay *display,
MetaScreen *screen,
MetaWindow *window,
ClutterKeyEvent *event)
{
MetaKeyBindingManager *keys = &display->key_binding_manager;
MetaKeyBinding *binding;
/* we used to have release-based bindings but no longer. */
if (event->type == CLUTTER_KEY_RELEASE)
return FALSE;
binding = get_keybinding (keys,
event->hardware_keycode,
event->modifier_state);
if (!binding ||
(!window && binding->flags & META_KEY_BINDING_PER_WINDOW))
goto not_found;
/* If the compositor filtered out the keybindings, that
* means they don't want the binding to trigger, so we do
* the same thing as if the binding didn't exist. */
if (meta_compositor_filter_keybinding (display->compositor, binding))
goto not_found;
if (binding->handler == NULL)
meta_bug ("Binding %s has no handler\n", binding->name);
else
meta_topic (META_DEBUG_KEYBINDINGS,
"Running handler for %s\n",
binding->name);
/* Global keybindings count as a let-the-terminal-lose-focus
* due to new window mapping until the user starts
* interacting with the terminal again.
*/
display->allow_terminal_deactivation = TRUE;
invoke_handler (display, screen, binding->handler, window, event, binding);
return TRUE;
not_found:
meta_topic (META_DEBUG_KEYBINDINGS,
"No handler found for this event in this binding table\n");
return FALSE;
}
static gboolean
process_overlay_key (MetaDisplay *display,
MetaScreen *screen,
ClutterKeyEvent *event,
MetaWindow *window)
{
MetaKeyBindingManager *keys = &display->key_binding_manager;
MetaBackend *backend = meta_get_backend ();
Display *xdisplay;
if (META_IS_BACKEND_X11 (backend))
xdisplay = meta_backend_x11_get_xdisplay (META_BACKEND_X11 (backend));
else
xdisplay = NULL;
if (keys->overlay_key_only_pressed)
{
if (event->hardware_keycode != (int)keys->overlay_key_combo.keycode)
{
keys->overlay_key_only_pressed = FALSE;
/* OK, the user hit modifier+key rather than pressing and
* releasing the ovelay key. We want to handle the key
* sequence "normally". Unfortunately, using
* XAllowEvents(..., ReplayKeyboard, ...) doesn't quite
* work, since global keybindings won't be activated ("this
* time, however, the function ignores any passive grabs at
* above (toward the root of) the grab_window of the grab
* just released.") So, we first explicitly check for one of
* our global keybindings, and if not found, we then replay
* the event. Other clients with global grabs will be out of
* luck.
*/
if (process_event (display, screen, window, event))
{
/* As normally, after we've handled a global key
* binding, we unfreeze the keyboard but keep the grab
* (this is important for something like cycling
* windows */
if (xdisplay)
XIAllowEvents (xdisplay,
clutter_input_device_get_device_id (event->device),
XIAsyncDevice, event->time);
}
else
{
/* Replay the event so it gets delivered to our
* per-window key bindings or to the application */
if (xdisplay)
XIAllowEvents (xdisplay,
clutter_input_device_get_device_id (event->device),
XIReplayDevice, event->time);
return FALSE;
}
}
else if (event->type == CLUTTER_KEY_RELEASE)
{
MetaKeyBinding *binding;
keys->overlay_key_only_pressed = FALSE;
/* We want to unfreeze events, but keep the grab so that if the user
* starts typing into the overlay we get all the keys */
if (xdisplay)
XIAllowEvents (xdisplay,
clutter_input_device_get_device_id (event->device),
XIAsyncDevice, event->time);
binding = get_keybinding (keys, keys->overlay_key_combo.keycode, 0);
if (binding &&
meta_compositor_filter_keybinding (display->compositor, binding))
return TRUE;
meta_display_overlay_key_activate (display);
}
else
{
/* In some rare race condition, mutter might not receive the Super_L
* KeyRelease event because:
* - the compositor might end the modal mode and call XIUngrabDevice
* while the key is still down
* - passive grabs are only activated on KeyPress and not KeyRelease.
*
* In this case, keys->overlay_key_only_pressed might be wrong.
* Mutter still ought to acknowledge events, otherwise the X server
* will not send the next events.
*
* https://bugzilla.gnome.org/show_bug.cgi?id=666101
*/
if (xdisplay)
XIAllowEvents (xdisplay,
clutter_input_device_get_device_id (event->device),
XIAsyncDevice, event->time);
}
return TRUE;
}
else if (event->type == CLUTTER_KEY_PRESS &&
event->hardware_keycode == (int)keys->overlay_key_combo.keycode)
{
keys->overlay_key_only_pressed = TRUE;
/* We keep the keyboard frozen - this allows us to use ReplayKeyboard
* on the next event if it's not the release of the overlay key */
if (xdisplay)
XIAllowEvents (xdisplay,
clutter_input_device_get_device_id (event->device),
XISyncDevice, event->time);
return TRUE;
}
else
return FALSE;
}
static gboolean
process_iso_next_group (MetaDisplay *display,
MetaScreen *screen,
ClutterKeyEvent *event)
{
MetaKeyBindingManager *keys = &display->key_binding_manager;
gboolean activate;
guint32 keycode;
guint32 modifiers;
int i;
if (event->type == CLUTTER_KEY_RELEASE)
return FALSE;
activate = FALSE;
keycode = event->hardware_keycode;
modifiers = event->modifier_state & 0xff & ~keys->ignored_modifier_mask;
for (i = 0; i < keys->n_iso_next_group_combos; ++i)
{
if (keycode == keys->iso_next_group_combos[i].keycode &&
modifiers == keys->iso_next_group_combos[i].modifiers)
{
/* If the signal handler returns TRUE the keyboard will
remain frozen. It's the signal handler's responsibility
to unfreeze it. */
if (!meta_display_modifiers_accelerator_activate (display))
meta_display_unfreeze_keyboard (display, event->time);
activate = TRUE;
break;
}
}
return activate;
}
static gboolean
process_key_event (MetaDisplay *display,
MetaWindow *window,
ClutterKeyEvent *event)
{
gboolean keep_grab;
gboolean all_keys_grabbed;
gboolean handled;
MetaScreen *screen;
/* window may be NULL */
screen = display->screen;
all_keys_grabbed = window ? window->all_keys_grabbed : FALSE;
if (!all_keys_grabbed)
{
handled = process_overlay_key (display, screen, event, window);
if (handled)
return TRUE;
handled = process_iso_next_group (display, screen, event);
if (handled)
return TRUE;
}
{
MetaBackend *backend = meta_get_backend ();
if (META_IS_BACKEND_X11 (backend))
{
Display *xdisplay = meta_backend_x11_get_xdisplay (META_BACKEND_X11 (backend));
XIAllowEvents (xdisplay,
clutter_input_device_get_device_id (event->device),
XIAsyncDevice, event->time);
}
}
keep_grab = TRUE;
if (all_keys_grabbed)
{
if (display->grab_op == META_GRAB_OP_NONE)
return TRUE;
/* If we get here we have a global grab, because
* we're in some special keyboard mode such as window move
* mode.
*/
if (window == display->grab_window)
{
if (display->grab_op & META_GRAB_OP_WINDOW_FLAG_KEYBOARD)
{
if (display->grab_op == META_GRAB_OP_KEYBOARD_MOVING)
{
meta_topic (META_DEBUG_KEYBINDINGS,
"Processing event for keyboard move\n");
keep_grab = process_keyboard_move_grab (display, screen, window, event);
}
else
{
meta_topic (META_DEBUG_KEYBINDINGS,
"Processing event for keyboard resize\n");
keep_grab = process_keyboard_resize_grab (display, screen, window, event);
}
}
else
{
meta_topic (META_DEBUG_KEYBINDINGS,
"Processing event for mouse-only move/resize\n");
keep_grab = process_mouse_move_resize_grab (display, screen, window, event);
}
}
if (!keep_grab)
meta_display_end_grab_op (display, event->time);
return TRUE;
}
/* Do the normal keybindings */
return process_event (display, screen, window, event);
}
/* Handle a key event. May be called recursively: some key events cause
* grabs to be ended and then need to be processed again in their own
* right. This cannot cause infinite recursion because we never call
* ourselves when there wasn't a grab, and we always clear the grab
* first; the invariant is enforced using an assertion. See #112560.
*
* The return value is whether we handled the key event.
*
* FIXME: We need to prove there are no race conditions here.
* FIXME: Does it correctly handle alt-Tab being followed by another
* grabbing keypress without letting go of alt?
* FIXME: An iterative solution would probably be simpler to understand
* (and help us solve the other fixmes).
*/
gboolean
meta_keybindings_process_event (MetaDisplay *display,
MetaWindow *window,
const ClutterEvent *event)
{
MetaKeyBindingManager *keys = &display->key_binding_manager;
switch (event->type)
{
case CLUTTER_BUTTON_PRESS:
case CLUTTER_BUTTON_RELEASE:
keys->overlay_key_only_pressed = FALSE;
return FALSE;
case CLUTTER_KEY_PRESS:
case CLUTTER_KEY_RELEASE:
return process_key_event (display, window, (ClutterKeyEvent *) event);
default:
return FALSE;
}
}
static gboolean
process_mouse_move_resize_grab (MetaDisplay *display,
MetaScreen *screen,
MetaWindow *window,
ClutterKeyEvent *event)
{
/* don't care about releases, but eat them, don't end grab */
if (event->type == CLUTTER_KEY_RELEASE)
return TRUE;
if (event->keyval == CLUTTER_KEY_Escape)
{
/* Hide the tiling preview if necessary */
if (window->tile_mode != META_TILE_NONE)
meta_screen_hide_tile_preview (screen);
/* Restore the original tile mode */
window->tile_mode = display->grab_tile_mode;
window->tile_monitor_number = display->grab_tile_monitor_number;
/* End move or resize and restore to original state. If the
* window was a maximized window that had been "shaken loose" we
* need to remaximize it. In normal cases, we need to do a
* moveresize now to get the position back to the original.
*/
if (window->shaken_loose || window->tile_mode == META_TILE_MAXIMIZED)
meta_window_maximize (window, META_MAXIMIZE_BOTH);
else if (window->tile_mode != META_TILE_NONE)
meta_window_tile (window);
else
meta_window_move_resize_frame (display->grab_window,
TRUE,
display->grab_initial_window_pos.x,
display->grab_initial_window_pos.y,
display->grab_initial_window_pos.width,
display->grab_initial_window_pos.height);
/* End grab */
return FALSE;
}
return TRUE;
}
static gboolean
process_keyboard_move_grab (MetaDisplay *display,
MetaScreen *screen,
MetaWindow *window,
ClutterKeyEvent *event)
{
gboolean handled;
MetaRectangle frame_rect;
int x, y;
int incr;
gboolean smart_snap;
handled = FALSE;
/* don't care about releases, but eat them, don't end grab */
if (event->type == CLUTTER_KEY_RELEASE)
return TRUE;
/* don't end grab on modifier key presses */
if (is_modifier (event->keyval))
return TRUE;
meta_window_get_frame_rect (window, &frame_rect);
x = frame_rect.x;
y = frame_rect.y;
smart_snap = (event->modifier_state & CLUTTER_SHIFT_MASK) != 0;
#define SMALL_INCREMENT 1
#define NORMAL_INCREMENT 10
if (smart_snap)
incr = 1;
else if (event->modifier_state & CLUTTER_CONTROL_MASK)
incr = SMALL_INCREMENT;
else
incr = NORMAL_INCREMENT;
if (event->keyval == CLUTTER_KEY_Escape)
{
/* End move and restore to original state. If the window was a
* maximized window that had been "shaken loose" we need to
* remaximize it. In normal cases, we need to do a moveresize
* now to get the position back to the original.
*/
if (window->shaken_loose)
meta_window_maximize (window, META_MAXIMIZE_BOTH);
else
meta_window_move_resize_frame (display->grab_window,
TRUE,
display->grab_initial_window_pos.x,
display->grab_initial_window_pos.y,
display->grab_initial_window_pos.width,
display->grab_initial_window_pos.height);
}
/* When moving by increments, we still snap to edges if the move
* to the edge is smaller than the increment. This is because
* Shift + arrow to snap is sort of a hidden feature. This way
* people using just arrows shouldn't get too frustrated.
*/
switch (event->keyval)
{
case CLUTTER_KEY_KP_Home:
case CLUTTER_KEY_KP_Prior:
case CLUTTER_KEY_Up:
case CLUTTER_KEY_KP_Up:
y -= incr;
handled = TRUE;
break;
case CLUTTER_KEY_KP_End:
case CLUTTER_KEY_KP_Next:
case CLUTTER_KEY_Down:
case CLUTTER_KEY_KP_Down:
y += incr;
handled = TRUE;
break;
}
switch (event->keyval)
{
case CLUTTER_KEY_KP_Home:
case CLUTTER_KEY_KP_End:
case CLUTTER_KEY_Left:
case CLUTTER_KEY_KP_Left:
x -= incr;
handled = TRUE;
break;
case CLUTTER_KEY_KP_Prior:
case CLUTTER_KEY_KP_Next:
case CLUTTER_KEY_Right:
case CLUTTER_KEY_KP_Right:
x += incr;
handled = TRUE;
break;
}
if (handled)
{
meta_topic (META_DEBUG_KEYBINDINGS,
"Computed new window location %d,%d due to keypress\n",
x, y);
meta_window_edge_resistance_for_move (window,
&x,
&y,
NULL,
smart_snap,
TRUE);
meta_window_move_frame (window, TRUE, x, y);
meta_window_update_keyboard_move (window);
}
return handled;
}
static gboolean
process_keyboard_resize_grab_op_change (MetaDisplay *display,
MetaScreen *screen,
MetaWindow *window,
ClutterKeyEvent *event)
{
gboolean handled;
handled = FALSE;
switch (display->grab_op)
{
case META_GRAB_OP_KEYBOARD_RESIZING_UNKNOWN:
switch (event->keyval)
{
case CLUTTER_KEY_Up:
case CLUTTER_KEY_KP_Up:
display->grab_op = META_GRAB_OP_KEYBOARD_RESIZING_N;
handled = TRUE;
break;
case CLUTTER_KEY_Down:
case CLUTTER_KEY_KP_Down:
display->grab_op = META_GRAB_OP_KEYBOARD_RESIZING_S;
handled = TRUE;
break;
case CLUTTER_KEY_Left:
case CLUTTER_KEY_KP_Left:
display->grab_op = META_GRAB_OP_KEYBOARD_RESIZING_W;
handled = TRUE;
break;
case CLUTTER_KEY_Right:
case CLUTTER_KEY_KP_Right:
display->grab_op = META_GRAB_OP_KEYBOARD_RESIZING_E;
handled = TRUE;
break;
}
break;
case META_GRAB_OP_KEYBOARD_RESIZING_S:
switch (event->keyval)
{
case CLUTTER_KEY_Left:
case CLUTTER_KEY_KP_Left:
display->grab_op = META_GRAB_OP_KEYBOARD_RESIZING_W;
handled = TRUE;
break;
case CLUTTER_KEY_Right:
case CLUTTER_KEY_KP_Right:
display->grab_op = META_GRAB_OP_KEYBOARD_RESIZING_E;
handled = TRUE;
break;
}
break;
case META_GRAB_OP_KEYBOARD_RESIZING_N:
switch (event->keyval)
{
case CLUTTER_KEY_Left:
case CLUTTER_KEY_KP_Left:
display->grab_op = META_GRAB_OP_KEYBOARD_RESIZING_W;
handled = TRUE;
break;
case CLUTTER_KEY_Right:
case CLUTTER_KEY_KP_Right:
display->grab_op = META_GRAB_OP_KEYBOARD_RESIZING_E;
handled = TRUE;
break;
}
break;
case META_GRAB_OP_KEYBOARD_RESIZING_W:
switch (event->keyval)
{
case CLUTTER_KEY_Up:
case CLUTTER_KEY_KP_Up:
display->grab_op = META_GRAB_OP_KEYBOARD_RESIZING_N;
handled = TRUE;
break;
case CLUTTER_KEY_Down:
case CLUTTER_KEY_KP_Down:
display->grab_op = META_GRAB_OP_KEYBOARD_RESIZING_S;
handled = TRUE;
break;
}
break;
case META_GRAB_OP_KEYBOARD_RESIZING_E:
switch (event->keyval)
{
case CLUTTER_KEY_Up:
case CLUTTER_KEY_KP_Up:
display->grab_op = META_GRAB_OP_KEYBOARD_RESIZING_N;
handled = TRUE;
break;
case CLUTTER_KEY_Down:
case CLUTTER_KEY_KP_Down:
display->grab_op = META_GRAB_OP_KEYBOARD_RESIZING_S;
handled = TRUE;
break;
}
break;
case META_GRAB_OP_KEYBOARD_RESIZING_SE:
case META_GRAB_OP_KEYBOARD_RESIZING_NE:
case META_GRAB_OP_KEYBOARD_RESIZING_SW:
case META_GRAB_OP_KEYBOARD_RESIZING_NW:
break;
default:
g_assert_not_reached ();
break;
}
if (handled)
{
meta_window_update_keyboard_resize (window, TRUE);
return TRUE;
}
return FALSE;
}
static gboolean
process_keyboard_resize_grab (MetaDisplay *display,
MetaScreen *screen,
MetaWindow *window,
ClutterKeyEvent *event)
{
MetaRectangle frame_rect;
gboolean handled;
int height_inc;
int width_inc;
int width, height;
gboolean smart_snap;
int gravity;
handled = FALSE;
/* don't care about releases, but eat them, don't end grab */
if (event->type == CLUTTER_KEY_RELEASE)
return TRUE;
/* don't end grab on modifier key presses */
if (is_modifier (event->keyval))
return TRUE;
if (event->keyval == CLUTTER_KEY_Escape)
{
/* End resize and restore to original state. */
meta_window_move_resize_frame (display->grab_window,
TRUE,
display->grab_initial_window_pos.x,
display->grab_initial_window_pos.y,
display->grab_initial_window_pos.width,
display->grab_initial_window_pos.height);
return FALSE;
}
if (process_keyboard_resize_grab_op_change (display, screen, window, event))
return TRUE;
width = window->rect.width;
height = window->rect.height;
meta_window_get_frame_rect (window, &frame_rect);
width = frame_rect.width;
height = frame_rect.height;
gravity = meta_resize_gravity_from_grab_op (display->grab_op);
smart_snap = (event->modifier_state & CLUTTER_SHIFT_MASK) != 0;
#define SMALL_INCREMENT 1
#define NORMAL_INCREMENT 10
if (smart_snap)
{
height_inc = 1;
width_inc = 1;
}
else if (event->modifier_state & CLUTTER_CONTROL_MASK)
{
width_inc = SMALL_INCREMENT;
height_inc = SMALL_INCREMENT;
}
else
{
width_inc = NORMAL_INCREMENT;
height_inc = NORMAL_INCREMENT;
}
/* If this is a resize increment window, make the amount we resize
* the window by match that amount (well, unless snap resizing...)
*/
if (window->size_hints.width_inc > 1)
width_inc = window->size_hints.width_inc;
if (window->size_hints.height_inc > 1)
height_inc = window->size_hints.height_inc;
switch (event->keyval)
{
case CLUTTER_KEY_Up:
case CLUTTER_KEY_KP_Up:
switch (gravity)
{
case NorthGravity:
case NorthWestGravity:
case NorthEastGravity:
/* Move bottom edge up */
height -= height_inc;
break;
case SouthGravity:
case SouthWestGravity:
case SouthEastGravity:
/* Move top edge up */
height += height_inc;
break;
case EastGravity:
case WestGravity:
case CenterGravity:
g_assert_not_reached ();
break;
}
handled = TRUE;
break;
case CLUTTER_KEY_Down:
case CLUTTER_KEY_KP_Down:
switch (gravity)
{
case NorthGravity:
case NorthWestGravity:
case NorthEastGravity:
/* Move bottom edge down */
height += height_inc;
break;
case SouthGravity:
case SouthWestGravity:
case SouthEastGravity:
/* Move top edge down */
height -= height_inc;
break;
case EastGravity:
case WestGravity:
case CenterGravity:
g_assert_not_reached ();
break;
}
handled = TRUE;
break;
case CLUTTER_KEY_Left:
case CLUTTER_KEY_KP_Left:
switch (gravity)
{
case EastGravity:
case SouthEastGravity:
case NorthEastGravity:
/* Move left edge left */
width += width_inc;
break;
case WestGravity:
case SouthWestGravity:
case NorthWestGravity:
/* Move right edge left */
width -= width_inc;
break;
case NorthGravity:
case SouthGravity:
case CenterGravity:
g_assert_not_reached ();
break;
}
handled = TRUE;
break;
case CLUTTER_KEY_Right:
case CLUTTER_KEY_KP_Right:
switch (gravity)
{
case EastGravity:
case SouthEastGravity:
case NorthEastGravity:
/* Move left edge right */
width -= width_inc;
break;
case WestGravity:
case SouthWestGravity:
case NorthWestGravity:
/* Move right edge right */
width += width_inc;
break;
case NorthGravity:
case SouthGravity:
case CenterGravity:
g_assert_not_reached ();
break;
}
handled = TRUE;
break;
default:
break;
}
/* fixup hack (just paranoia, not sure it's required) */
if (height < 1)
height = 1;
if (width < 1)
width = 1;
if (handled)
{
meta_topic (META_DEBUG_KEYBINDINGS,
"Computed new window size due to keypress: "
"%dx%d, gravity %s\n",
width, height, meta_gravity_to_string (gravity));
/* Do any edge resistance/snapping */
meta_window_edge_resistance_for_resize (window,
&width,
&height,
gravity,
NULL,
smart_snap,
TRUE);
meta_window_resize_frame_with_gravity (window,
TRUE,
width,
height,
gravity);
meta_window_update_keyboard_resize (window, FALSE);
}
return handled;
}
static void
handle_switch_to_last_workspace (MetaDisplay *display,
MetaScreen *screen,
MetaWindow *event_window,
ClutterKeyEvent *event,
MetaKeyBinding *binding,
gpointer dummy)
{
gint target = meta_screen_get_n_workspaces(screen) - 1;
MetaWorkspace *workspace = meta_screen_get_workspace_by_index (screen, target);
meta_workspace_activate (workspace, event->time);
}
static void
handle_switch_to_workspace (MetaDisplay *display,
MetaScreen *screen,
MetaWindow *event_window,
ClutterKeyEvent *event,
MetaKeyBinding *binding,
gpointer dummy)
{
gint which = binding->handler->data;
MetaWorkspace *workspace;
if (which < 0)
{
/* Negative workspace numbers are directions with respect to the
* current workspace.
*/
workspace = meta_workspace_get_neighbor (screen->active_workspace,
which);
}
else
{
workspace = meta_screen_get_workspace_by_index (screen, which);
}
if (workspace)
{
meta_workspace_activate (workspace, event->time);
}
else
{
/* We could offer to create it I suppose */
}
}
static void
handle_maximize_vertically (MetaDisplay *display,
MetaScreen *screen,
MetaWindow *window,
ClutterKeyEvent *event,
MetaKeyBinding *binding,
gpointer dummy)
{
if (window->has_resize_func)
{
if (window->maximized_vertically)
meta_window_unmaximize (window, META_MAXIMIZE_VERTICAL);
else
meta_window_maximize (window, META_MAXIMIZE_VERTICAL);
}
}
static void
handle_maximize_horizontally (MetaDisplay *display,
MetaScreen *screen,
MetaWindow *window,
ClutterKeyEvent *event,
MetaKeyBinding *binding,
gpointer dummy)
{
if (window->has_resize_func)
{
if (window->maximized_horizontally)
meta_window_unmaximize (window, META_MAXIMIZE_HORIZONTAL);
else
meta_window_maximize (window, META_MAXIMIZE_HORIZONTAL);
}
}
static void
handle_always_on_top (MetaDisplay *display,
MetaScreen *screen,
MetaWindow *window,
ClutterKeyEvent *event,
MetaKeyBinding *binding,
gpointer dummy)
{
if (window->wm_state_above == FALSE)
meta_window_make_above (window);
else
meta_window_unmake_above (window);
}
static void
handle_move_to_corner_backend (MetaDisplay *display,
MetaScreen *screen,
MetaWindow *window,
int gravity)
{
MetaRectangle work_area;
MetaRectangle frame_rect;
int new_x, new_y;
meta_window_get_work_area_all_monitors (window, &work_area);
meta_window_get_frame_rect (window, &frame_rect);
switch (gravity)
{
case NorthWestGravity:
case WestGravity:
case SouthWestGravity:
new_x = work_area.x;
break;
case NorthGravity:
case SouthGravity:
new_x = frame_rect.x;
break;
case NorthEastGravity:
case EastGravity:
case SouthEastGravity:
new_x = work_area.x + work_area.width - frame_rect.width;
break;
default:
g_assert_not_reached ();
}
switch (gravity)
{
case NorthWestGravity:
case NorthGravity:
case NorthEastGravity:
new_y = work_area.y;
break;
case WestGravity:
case EastGravity:
new_y = frame_rect.y;
break;
case SouthWestGravity:
case SouthGravity:
case SouthEastGravity:
new_y = work_area.y + work_area.height - frame_rect.height;
break;
default:
g_assert_not_reached ();
}
meta_window_move_frame (window,
TRUE,
new_x,
new_y);
}
static void
handle_move_to_corner_nw (MetaDisplay *display,
MetaScreen *screen,
MetaWindow *window,
ClutterKeyEvent *event,
MetaKeyBinding *binding,
gpointer dummy)
{
handle_move_to_corner_backend (display, screen, window, NorthWestGravity);
}
static void
handle_move_to_corner_ne (MetaDisplay *display,
MetaScreen *screen,
MetaWindow *window,
ClutterKeyEvent *event,
MetaKeyBinding *binding,
gpointer dummy)
{
handle_move_to_corner_backend (display, screen, window, NorthEastGravity);
}
static void
handle_move_to_corner_sw (MetaDisplay *display,
MetaScreen *screen,
MetaWindow *window,
ClutterKeyEvent *event,
MetaKeyBinding *binding,
gpointer dummy)
{
handle_move_to_corner_backend (display, screen, window, SouthWestGravity);
}
static void
handle_move_to_corner_se (MetaDisplay *display,
MetaScreen *screen,
MetaWindow *window,
ClutterKeyEvent *event,
MetaKeyBinding *binding,
gpointer dummy)
{
handle_move_to_corner_backend (display, screen, window, SouthEastGravity);
}
static void
handle_move_to_side_n (MetaDisplay *display,
MetaScreen *screen,
MetaWindow *window,
ClutterKeyEvent *event,
MetaKeyBinding *binding,
gpointer dummy)
{
handle_move_to_corner_backend (display, screen, window, NorthGravity);
}
static void
handle_move_to_side_s (MetaDisplay *display,
MetaScreen *screen,
MetaWindow *window,
ClutterKeyEvent *event,
MetaKeyBinding *binding,
gpointer dummy)
{
handle_move_to_corner_backend (display, screen, window, SouthGravity);
}
static void
handle_move_to_side_e (MetaDisplay *display,
MetaScreen *screen,
MetaWindow *window,
ClutterKeyEvent *event,
MetaKeyBinding *binding,
gpointer dummy)
{
handle_move_to_corner_backend (display, screen, window, EastGravity);
}
static void
handle_move_to_side_w (MetaDisplay *display,
MetaScreen *screen,
MetaWindow *window,
ClutterKeyEvent *event,
MetaKeyBinding *binding,
gpointer dummy)
{
handle_move_to_corner_backend (display, screen, window, WestGravity);
}
static void
handle_move_to_center (MetaDisplay *display,
MetaScreen *screen,
MetaWindow *window,
ClutterKeyEvent *event,
MetaKeyBinding *binding,
gpointer dummy)
{
MetaRectangle work_area;
MetaRectangle frame_rect;
meta_window_get_work_area_all_monitors (window, &work_area);
meta_window_get_frame_rect (window, &frame_rect);
meta_window_move_frame (window,
TRUE,
work_area.x + (work_area.width - frame_rect.width ) / 2,
work_area.y + (work_area.height - frame_rect.height) / 2);
}
static void
handle_show_desktop (MetaDisplay *display,
MetaScreen *screen,
MetaWindow *window,
ClutterKeyEvent *event,
MetaKeyBinding *binding,
gpointer dummy)
{
if (screen->active_workspace->showing_desktop)
{
meta_screen_unshow_desktop (screen);
meta_workspace_focus_default_window (screen->active_workspace,
NULL,
event->time);
}
else
meta_screen_show_desktop (screen, event->time);
}
static void
handle_panel (MetaDisplay *display,
MetaScreen *screen,
MetaWindow *window,
ClutterKeyEvent *event,
MetaKeyBinding *binding,
gpointer dummy)
{
MetaKeyBindingAction action = binding->handler->data;
Atom action_atom;
XClientMessageEvent ev;
action_atom = None;
switch (action)
{
/* FIXME: The numbers are wrong */
case META_KEYBINDING_ACTION_PANEL_MAIN_MENU:
action_atom = display->atom__GNOME_PANEL_ACTION_MAIN_MENU;
break;
case META_KEYBINDING_ACTION_PANEL_RUN_DIALOG:
action_atom = display->atom__GNOME_PANEL_ACTION_RUN_DIALOG;
break;
default:
return;
}
ev.type = ClientMessage;
ev.window = screen->xroot;
ev.message_type = display->atom__GNOME_PANEL_ACTION;
ev.format = 32;
ev.data.l[0] = action_atom;
ev.data.l[1] = event->time;
meta_topic (META_DEBUG_KEYBINDINGS,
"Sending panel message with timestamp %u, and turning mouse_mode "
"off due to keybinding press\n", event->time);
display->mouse_mode = FALSE;
meta_error_trap_push (display);
/* Release the grab for the panel before sending the event */
XUngrabKeyboard (display->xdisplay, event->time);
XSendEvent (display->xdisplay,
screen->xroot,
False,
StructureNotifyMask,
(XEvent*) &ev);
meta_error_trap_pop (display);
}
static void
handle_activate_window_menu (MetaDisplay *display,
MetaScreen *screen,
MetaWindow *event_window,
ClutterKeyEvent *event,
MetaKeyBinding *binding,
gpointer dummy)
{
if (display->focus_window)
{
int x, y;
MetaRectangle frame_rect;
cairo_rectangle_int_t child_rect;
meta_window_get_frame_rect (display->focus_window, &frame_rect);
meta_window_get_client_area_rect (display->focus_window, &child_rect);
x = frame_rect.x + child_rect.x;
if (meta_get_locale_direction () == META_LOCALE_DIRECTION_RTL)
x += child_rect.width;
y = frame_rect.y + child_rect.y;
meta_window_show_menu (display->focus_window, META_WINDOW_MENU_WM, x, y);
}
}
static void
do_choose_window (MetaDisplay *display,
MetaScreen *screen,
MetaWindow *event_window,
ClutterKeyEvent *event,
MetaKeyBinding *binding,
gboolean backward)
{
MetaTabList type = binding->handler->data;
MetaWindow *window;
meta_topic (META_DEBUG_KEYBINDINGS,
"Tab list = %u\n", type);
window = meta_display_get_tab_next (display,
type,
screen->active_workspace,
NULL,
backward);
if (window)
meta_window_activate (window, event->time);
}
static void
handle_switch (MetaDisplay *display,
MetaScreen *screen,
MetaWindow *event_window,
ClutterKeyEvent *event,
MetaKeyBinding *binding,
gpointer dummy)
{
gboolean backwards = meta_key_binding_is_reversed (binding);
do_choose_window (display, screen, event_window, event, binding, backwards);
}
static void
handle_cycle (MetaDisplay *display,
MetaScreen *screen,
MetaWindow *event_window,
ClutterKeyEvent *event,
MetaKeyBinding *binding,
gpointer dummy)
{
gboolean backwards = meta_key_binding_is_reversed (binding);
do_choose_window (display, screen, event_window, event, binding, backwards);
}
static void
handle_toggle_fullscreen (MetaDisplay *display,
MetaScreen *screen,
MetaWindow *window,
ClutterKeyEvent *event,
MetaKeyBinding *binding,
gpointer dummy)
{
if (window->fullscreen)
meta_window_unmake_fullscreen (window);
else if (window->has_fullscreen_func)
meta_window_make_fullscreen (window);
}
static void
handle_toggle_above (MetaDisplay *display,
MetaScreen *screen,
MetaWindow *window,
ClutterKeyEvent *event,
MetaKeyBinding *binding,
gpointer dummy)
{
if (window->wm_state_above)
meta_window_unmake_above (window);
else
meta_window_make_above (window);
}
static void
handle_toggle_tiled (MetaDisplay *display,
MetaScreen *screen,
MetaWindow *window,
ClutterKeyEvent *event,
MetaKeyBinding *binding,
gpointer dummy)
{
MetaTileMode mode = binding->handler->data;
if ((META_WINDOW_TILED_LEFT (window) && mode == META_TILE_LEFT) ||
(META_WINDOW_TILED_RIGHT (window) && mode == META_TILE_RIGHT))
{
window->tile_monitor_number = window->saved_maximize ? window->monitor->number
: -1;
window->tile_mode = window->saved_maximize ? META_TILE_MAXIMIZED
: META_TILE_NONE;
if (window->saved_maximize)
meta_window_maximize (window, META_MAXIMIZE_BOTH);
else
meta_window_unmaximize (window, META_MAXIMIZE_BOTH);
}
else if (meta_window_can_tile_side_by_side (window))
{
window->tile_monitor_number = window->monitor->number;
window->tile_mode = mode;
/* Maximization constraints beat tiling constraints, so if the window
* is maximized, tiling won't have any effect unless we unmaximize it
* horizontally first; rather than calling meta_window_unmaximize(),
* we just set the flag and rely on meta_window_tile() syncing it to
* save an additional roundtrip.
*/
window->maximized_horizontally = FALSE;
meta_window_tile (window);
}
}
static void
handle_toggle_maximized (MetaDisplay *display,
MetaScreen *screen,
MetaWindow *window,
ClutterKeyEvent *event,
MetaKeyBinding *binding,
gpointer dummy)
{
if (META_WINDOW_MAXIMIZED (window))
meta_window_unmaximize (window, META_MAXIMIZE_BOTH);
else if (window->has_maximize_func)
meta_window_maximize (window, META_MAXIMIZE_BOTH);
}
static void
handle_maximize (MetaDisplay *display,
MetaScreen *screen,
MetaWindow *window,
ClutterKeyEvent *event,
MetaKeyBinding *binding,
gpointer dummy)
{
if (window->has_maximize_func)
meta_window_maximize (window, META_MAXIMIZE_BOTH);
}
static void
handle_unmaximize (MetaDisplay *display,
MetaScreen *screen,
MetaWindow *window,
ClutterKeyEvent *event,
MetaKeyBinding *binding,
gpointer dummy)
{
if (window->maximized_vertically || window->maximized_horizontally)
meta_window_unmaximize (window, META_MAXIMIZE_BOTH);
}
static void
handle_toggle_shaded (MetaDisplay *display,
MetaScreen *screen,
MetaWindow *window,
ClutterKeyEvent *event,
MetaKeyBinding *binding,
gpointer dummy)
{
if (window->shaded)
meta_window_unshade (window, event->time);
else if (window->has_shade_func)
meta_window_shade (window, event->time);
}
static void
handle_close (MetaDisplay *display,
MetaScreen *screen,
MetaWindow *window,
ClutterKeyEvent *event,
MetaKeyBinding *binding,
gpointer dummy)
{
if (window->has_close_func)
meta_window_delete (window, event->time);
}
static void
handle_minimize (MetaDisplay *display,
MetaScreen *screen,
MetaWindow *window,
ClutterKeyEvent *event,
MetaKeyBinding *binding,
gpointer dummy)
{
if (window->has_minimize_func)
meta_window_minimize (window);
}
static void
handle_begin_move (MetaDisplay *display,
MetaScreen *screen,
MetaWindow *window,
ClutterKeyEvent *event,
MetaKeyBinding *binding,
gpointer dummy)
{
if (window->has_move_func)
{
meta_window_begin_grab_op (window,
META_GRAB_OP_KEYBOARD_MOVING,
FALSE,
event->time);
}
}
static void
handle_begin_resize (MetaDisplay *display,
MetaScreen *screen,
MetaWindow *window,
ClutterKeyEvent *event,
MetaKeyBinding *binding,
gpointer dummy)
{
if (window->has_resize_func)
{
meta_window_begin_grab_op (window,
META_GRAB_OP_KEYBOARD_RESIZING_UNKNOWN,
FALSE,
event->time);
}
}
static void
handle_toggle_on_all_workspaces (MetaDisplay *display,
MetaScreen *screen,
MetaWindow *window,
ClutterKeyEvent *event,
MetaKeyBinding *binding,
gpointer dummy)
{
if (window->on_all_workspaces_requested)
meta_window_unstick (window);
else
meta_window_stick (window);
}
static void
handle_move_to_workspace_last (MetaDisplay *display,
MetaScreen *screen,
MetaWindow *window,
ClutterKeyEvent *event,
MetaKeyBinding *binding,
gpointer dummy)
{
gint which;
MetaWorkspace *workspace;
if (window->always_sticky)
return;
which = meta_screen_get_n_workspaces (screen) - 1;
workspace = meta_screen_get_workspace_by_index (screen, which);
meta_window_change_workspace (window, workspace);
}
static void
handle_move_to_workspace (MetaDisplay *display,
MetaScreen *screen,
MetaWindow *window,
ClutterKeyEvent *event,
MetaKeyBinding *binding,
gpointer dummy)
{
gint which = binding->handler->data;
gboolean flip = (which < 0);
MetaWorkspace *workspace;
/* If which is zero or positive, it's a workspace number, and the window
* should move to the workspace with that number.
*
* However, if it's negative, it's a direction with respect to the current
* position; it's expressed as a member of the MetaMotionDirection enum,
* all of whose members are negative. Such a change is called a flip.
*/
if (window->always_sticky)
return;
workspace = NULL;
if (flip)
{
workspace = meta_workspace_get_neighbor (screen->active_workspace,
which);
}
else
{
workspace = meta_screen_get_workspace_by_index (screen, which);
}
if (workspace)
{
/* Activate second, so the window is never unmapped */
meta_window_change_workspace (window, workspace);
if (flip)
{
meta_topic (META_DEBUG_FOCUS,
"Resetting mouse_mode to FALSE due to "
"handle_move_to_workspace() call with flip set.\n");
meta_display_clear_mouse_mode (workspace->screen->display);
meta_workspace_activate_with_focus (workspace,
window,
event->time);
}
}
else
{
/* We could offer to create it I suppose */
}
}
static void
handle_move_to_monitor (MetaDisplay *display,
MetaScreen *screen,
MetaWindow *window,
ClutterKeyEvent *event,
MetaKeyBinding *binding,
gpointer dummy)
{
gint which = binding->handler->data;
const MetaMonitorInfo *current, *new;
current = meta_screen_get_monitor_for_window (screen, window);
new = meta_screen_get_monitor_neighbor (screen, current->number, which);
if (new == NULL)
return;
meta_window_move_to_monitor (window, new->number);
}
static void
handle_raise_or_lower (MetaDisplay *display,
MetaScreen *screen,
MetaWindow *window,
ClutterKeyEvent *event,
MetaKeyBinding *binding,
gpointer dummy)
{
/* Get window at pointer */
MetaWindow *above = NULL;
/* Check if top */
if (meta_stack_get_top (window->screen->stack) == window)
{
meta_window_lower (window);
return;
}
/* else check if windows in same layer are intersecting it */
above = meta_stack_get_above (window->screen->stack, window, TRUE);
while (above)
{
MetaRectangle tmp, win_rect, above_rect;
if (above->mapped)
{
meta_window_get_frame_rect (window, &win_rect);
meta_window_get_frame_rect (above, &above_rect);
/* Check if obscured */
if (meta_rectangle_intersect (&win_rect, &above_rect, &tmp))
{
meta_window_raise (window);
return;
}
}
above = meta_stack_get_above (window->screen->stack, above, TRUE);
}
/* window is not obscured */
meta_window_lower (window);
}
static void
handle_raise (MetaDisplay *display,
MetaScreen *screen,
MetaWindow *window,
ClutterKeyEvent *event,
MetaKeyBinding *binding,
gpointer dummy)
{
meta_window_raise (window);
}
static void
handle_lower (MetaDisplay *display,
MetaScreen *screen,
MetaWindow *window,
ClutterKeyEvent *event,
MetaKeyBinding *binding,
gpointer dummy)
{
meta_window_lower (window);
}
static void
handle_set_spew_mark (MetaDisplay *display,
MetaScreen *screen,
MetaWindow *window,
ClutterKeyEvent *event,
MetaKeyBinding *binding,
gpointer dummy)
{
meta_verbose ("-- MARK MARK MARK MARK --\n");
}
#ifdef HAVE_NATIVE_BACKEND
static void
handle_switch_vt (MetaDisplay *display,
MetaScreen *screen,
MetaWindow *window,
ClutterKeyEvent *event,
MetaKeyBinding *binding,
gpointer dummy)
{
gint vt = binding->handler->data;
GError *error = NULL;
if (!meta_activate_vt (vt, &error))
{
g_warning ("Failed to switch VT: %s", error->message);
g_error_free (error);
}
}
#endif /* HAVE_NATIVE_BACKEND */
/**
* meta_keybindings_set_custom_handler:
* @name: The name of the keybinding to set
* @handler: (nullable): The new handler function
* @user_data: User data to pass to the callback
* @free_data: Will be called when this handler is overridden.
*
* Allows users to register a custom handler for a
* builtin key binding.
*
* Returns: %TRUE if the binding known as @name was found,
* %FALSE otherwise.
*/
gboolean
meta_keybindings_set_custom_handler (const gchar *name,
MetaKeyHandlerFunc handler,
gpointer user_data,
GDestroyNotify free_data)
{
MetaKeyHandler *key_handler = HANDLER (name);
if (!key_handler)
return FALSE;
if (key_handler->user_data_free_func && key_handler->user_data)
key_handler->user_data_free_func (key_handler->user_data);
key_handler->func = handler;
key_handler->user_data = user_data;
key_handler->user_data_free_func = free_data;
return TRUE;
}
static void
init_builtin_key_bindings (MetaDisplay *display)
{
GSettings *common_keybindings = g_settings_new (SCHEMA_COMMON_KEYBINDINGS);
GSettings *mutter_keybindings = g_settings_new (SCHEMA_MUTTER_KEYBINDINGS);
GSettings *mutter_wayland_keybindings = g_settings_new (SCHEMA_MUTTER_WAYLAND_KEYBINDINGS);
add_builtin_keybinding (display,
"switch-to-workspace-1",
common_keybindings,
META_KEY_BINDING_NONE,
META_KEYBINDING_ACTION_WORKSPACE_1,
handle_switch_to_workspace, 0);
add_builtin_keybinding (display,
"switch-to-workspace-2",
common_keybindings,
META_KEY_BINDING_NONE,
META_KEYBINDING_ACTION_WORKSPACE_2,
handle_switch_to_workspace, 1);
add_builtin_keybinding (display,
"switch-to-workspace-3",
common_keybindings,
META_KEY_BINDING_NONE,
META_KEYBINDING_ACTION_WORKSPACE_3,
handle_switch_to_workspace, 2);
add_builtin_keybinding (display,
"switch-to-workspace-4",
common_keybindings,
META_KEY_BINDING_NONE,
META_KEYBINDING_ACTION_WORKSPACE_4,
handle_switch_to_workspace, 3);
add_builtin_keybinding (display,
"switch-to-workspace-5",
common_keybindings,
META_KEY_BINDING_NONE,
META_KEYBINDING_ACTION_WORKSPACE_5,
handle_switch_to_workspace, 4);
add_builtin_keybinding (display,
"switch-to-workspace-6",
common_keybindings,
META_KEY_BINDING_NONE,
META_KEYBINDING_ACTION_WORKSPACE_6,
handle_switch_to_workspace, 5);
add_builtin_keybinding (display,
"switch-to-workspace-7",
common_keybindings,
META_KEY_BINDING_NONE,
META_KEYBINDING_ACTION_WORKSPACE_7,
handle_switch_to_workspace, 6);
add_builtin_keybinding (display,
"switch-to-workspace-8",
common_keybindings,
META_KEY_BINDING_NONE,
META_KEYBINDING_ACTION_WORKSPACE_8,
handle_switch_to_workspace, 7);
add_builtin_keybinding (display,
"switch-to-workspace-9",
common_keybindings,
META_KEY_BINDING_NONE,
META_KEYBINDING_ACTION_WORKSPACE_9,
handle_switch_to_workspace, 8);
add_builtin_keybinding (display,
"switch-to-workspace-10",
common_keybindings,
META_KEY_BINDING_NONE,
META_KEYBINDING_ACTION_WORKSPACE_10,
handle_switch_to_workspace, 9);
add_builtin_keybinding (display,
"switch-to-workspace-11",
common_keybindings,
META_KEY_BINDING_NONE,
META_KEYBINDING_ACTION_WORKSPACE_11,
handle_switch_to_workspace, 10);
add_builtin_keybinding (display,
"switch-to-workspace-12",
common_keybindings,
META_KEY_BINDING_NONE,
META_KEYBINDING_ACTION_WORKSPACE_12,
handle_switch_to_workspace, 11);
add_builtin_keybinding (display,
"switch-to-workspace-left",
common_keybindings,
META_KEY_BINDING_NONE,
META_KEYBINDING_ACTION_WORKSPACE_LEFT,
handle_switch_to_workspace, META_MOTION_LEFT);
add_builtin_keybinding (display,
"switch-to-workspace-right",
common_keybindings,
META_KEY_BINDING_NONE,
META_KEYBINDING_ACTION_WORKSPACE_RIGHT,
handle_switch_to_workspace, META_MOTION_RIGHT);
add_builtin_keybinding (display,
"switch-to-workspace-up",
common_keybindings,
META_KEY_BINDING_NONE,
META_KEYBINDING_ACTION_WORKSPACE_UP,
handle_switch_to_workspace, META_MOTION_UP);
add_builtin_keybinding (display,
"switch-to-workspace-down",
common_keybindings,
META_KEY_BINDING_NONE,
META_KEYBINDING_ACTION_WORKSPACE_DOWN,
handle_switch_to_workspace, META_MOTION_DOWN);
add_builtin_keybinding (display,
"switch-to-workspace-last",
common_keybindings,
META_KEY_BINDING_NONE,
META_KEYBINDING_ACTION_WORKSPACE_LAST,
handle_switch_to_last_workspace, 0);
/* The ones which have inverses. These can't be bound to any keystroke
* containing Shift because Shift will invert their "backward" state.
*
* TODO: "NORMAL" and "DOCKS" should be renamed to the same name as their
* action, for obviousness.
*
* TODO: handle_switch and handle_cycle should probably really be the
* same function checking a bit in the parameter for difference.
*/
add_builtin_keybinding (display,
"switch-group",
common_keybindings,
META_KEY_BINDING_NONE,
META_KEYBINDING_ACTION_SWITCH_GROUP,
handle_switch, META_TAB_LIST_GROUP);
add_builtin_keybinding (display,
"switch-group-backward",
common_keybindings,
META_KEY_BINDING_IS_REVERSED,
META_KEYBINDING_ACTION_SWITCH_GROUP_BACKWARD,
handle_switch, META_TAB_LIST_GROUP);
add_builtin_keybinding (display,
"switch-applications",
common_keybindings,
META_KEY_BINDING_NONE,
META_KEYBINDING_ACTION_SWITCH_APPLICATIONS,
handle_switch, META_TAB_LIST_NORMAL);
add_builtin_keybinding (display,
"switch-applications-backward",
common_keybindings,
META_KEY_BINDING_IS_REVERSED,
META_KEYBINDING_ACTION_SWITCH_APPLICATIONS_BACKWARD,
handle_switch, META_TAB_LIST_NORMAL);
add_builtin_keybinding (display,
"switch-windows",
common_keybindings,
META_KEY_BINDING_NONE,
META_KEYBINDING_ACTION_SWITCH_WINDOWS,
handle_switch, META_TAB_LIST_NORMAL);
add_builtin_keybinding (display,
"switch-windows-backward",
common_keybindings,
META_KEY_BINDING_IS_REVERSED,
META_KEYBINDING_ACTION_SWITCH_WINDOWS_BACKWARD,
handle_switch, META_TAB_LIST_NORMAL);
add_builtin_keybinding (display,
"switch-panels",
common_keybindings,
META_KEY_BINDING_NONE,
META_KEYBINDING_ACTION_SWITCH_PANELS,
handle_switch, META_TAB_LIST_DOCKS);
add_builtin_keybinding (display,
"switch-panels-backward",
common_keybindings,
META_KEY_BINDING_IS_REVERSED,
META_KEYBINDING_ACTION_SWITCH_PANELS_BACKWARD,
handle_switch, META_TAB_LIST_DOCKS);
add_builtin_keybinding (display,
"cycle-group",
common_keybindings,
META_KEY_BINDING_NONE,
META_KEYBINDING_ACTION_CYCLE_GROUP,
handle_cycle, META_TAB_LIST_GROUP);
add_builtin_keybinding (display,
"cycle-group-backward",
common_keybindings,
META_KEY_BINDING_IS_REVERSED,
META_KEYBINDING_ACTION_CYCLE_GROUP_BACKWARD,
handle_cycle, META_TAB_LIST_GROUP);
add_builtin_keybinding (display,
"cycle-windows",
common_keybindings,
META_KEY_BINDING_NONE,
META_KEYBINDING_ACTION_CYCLE_WINDOWS,
handle_cycle, META_TAB_LIST_NORMAL);
add_builtin_keybinding (display,
"cycle-windows-backward",
common_keybindings,
META_KEY_BINDING_IS_REVERSED,
META_KEYBINDING_ACTION_CYCLE_WINDOWS_BACKWARD,
handle_cycle, META_TAB_LIST_NORMAL);
add_builtin_keybinding (display,
"cycle-panels",
common_keybindings,
META_KEY_BINDING_NONE,
META_KEYBINDING_ACTION_CYCLE_PANELS,
handle_cycle, META_TAB_LIST_DOCKS);
add_builtin_keybinding (display,
"cycle-panels-backward",
common_keybindings,
META_KEY_BINDING_IS_REVERSED,
META_KEYBINDING_ACTION_CYCLE_PANELS_BACKWARD,
handle_cycle, META_TAB_LIST_DOCKS);
/***********************************/
add_builtin_keybinding (display,
"show-desktop",
common_keybindings,
META_KEY_BINDING_NONE,
META_KEYBINDING_ACTION_SHOW_DESKTOP,
handle_show_desktop, 0);
add_builtin_keybinding (display,
"panel-main-menu",
common_keybindings,
META_KEY_BINDING_NONE,
META_KEYBINDING_ACTION_PANEL_MAIN_MENU,
handle_panel, META_KEYBINDING_ACTION_PANEL_MAIN_MENU);
add_builtin_keybinding (display,
"panel-run-dialog",
common_keybindings,
META_KEY_BINDING_NONE,
META_KEYBINDING_ACTION_PANEL_RUN_DIALOG,
handle_panel, META_KEYBINDING_ACTION_PANEL_RUN_DIALOG);
add_builtin_keybinding (display,
"set-spew-mark",
common_keybindings,
META_KEY_BINDING_NONE,
META_KEYBINDING_ACTION_SET_SPEW_MARK,
handle_set_spew_mark, 0);
#ifdef HAVE_NATIVE_BACKEND
MetaBackend *backend = meta_get_backend ();
if (META_IS_BACKEND_NATIVE (backend))
{
add_builtin_keybinding (display,
"switch-to-session-1",
mutter_wayland_keybindings,
META_KEY_BINDING_NONE,
META_KEYBINDING_ACTION_NONE,
handle_switch_vt, 1);
add_builtin_keybinding (display,
"switch-to-session-2",
mutter_wayland_keybindings,
META_KEY_BINDING_NONE,
META_KEYBINDING_ACTION_NONE,
handle_switch_vt, 2);
add_builtin_keybinding (display,
"switch-to-session-3",
mutter_wayland_keybindings,
META_KEY_BINDING_NONE,
META_KEYBINDING_ACTION_NONE,
handle_switch_vt, 3);
add_builtin_keybinding (display,
"switch-to-session-4",
mutter_wayland_keybindings,
META_KEY_BINDING_NONE,
META_KEYBINDING_ACTION_NONE,
handle_switch_vt, 4);
add_builtin_keybinding (display,
"switch-to-session-5",
mutter_wayland_keybindings,
META_KEY_BINDING_NONE,
META_KEYBINDING_ACTION_NONE,
handle_switch_vt, 5);
add_builtin_keybinding (display,
"switch-to-session-6",
mutter_wayland_keybindings,
META_KEY_BINDING_NONE,
META_KEYBINDING_ACTION_NONE,
handle_switch_vt, 6);
add_builtin_keybinding (display,
"switch-to-session-7",
mutter_wayland_keybindings,
META_KEY_BINDING_NONE,
META_KEYBINDING_ACTION_NONE,
handle_switch_vt, 7);
}
#endif /* HAVE_NATIVE_BACKEND */
/************************ PER WINDOW BINDINGS ************************/
/* These take a window as an extra parameter; they have no effect
* if no window is active.
*/
add_builtin_keybinding (display,
"activate-window-menu",
common_keybindings,
META_KEY_BINDING_PER_WINDOW,
META_KEYBINDING_ACTION_ACTIVATE_WINDOW_MENU,
handle_activate_window_menu, 0);
add_builtin_keybinding (display,
"toggle-fullscreen",
common_keybindings,
META_KEY_BINDING_PER_WINDOW,
META_KEYBINDING_ACTION_TOGGLE_FULLSCREEN,
handle_toggle_fullscreen, 0);
add_builtin_keybinding (display,
"toggle-maximized",
common_keybindings,
META_KEY_BINDING_PER_WINDOW,
META_KEYBINDING_ACTION_TOGGLE_MAXIMIZED,
handle_toggle_maximized, 0);
add_builtin_keybinding (display,
"toggle-tiled-left",
mutter_keybindings,
META_KEY_BINDING_PER_WINDOW,
META_KEYBINDING_ACTION_TOGGLE_TILED_LEFT,
handle_toggle_tiled, META_TILE_LEFT);
add_builtin_keybinding (display,
"toggle-tiled-right",
mutter_keybindings,
META_KEY_BINDING_PER_WINDOW,
META_KEYBINDING_ACTION_TOGGLE_TILED_RIGHT,
handle_toggle_tiled, META_TILE_RIGHT);
add_builtin_keybinding (display,
"toggle-above",
common_keybindings,
META_KEY_BINDING_PER_WINDOW,
META_KEYBINDING_ACTION_TOGGLE_ABOVE,
handle_toggle_above, 0);
add_builtin_keybinding (display,
"maximize",
common_keybindings,
META_KEY_BINDING_PER_WINDOW,
META_KEYBINDING_ACTION_MAXIMIZE,
handle_maximize, 0);
add_builtin_keybinding (display,
"unmaximize",
common_keybindings,
META_KEY_BINDING_PER_WINDOW,
META_KEYBINDING_ACTION_UNMAXIMIZE,
handle_unmaximize, 0);
add_builtin_keybinding (display,
"toggle-shaded",
common_keybindings,
META_KEY_BINDING_PER_WINDOW,
META_KEYBINDING_ACTION_TOGGLE_SHADED,
handle_toggle_shaded, 0);
add_builtin_keybinding (display,
"minimize",
common_keybindings,
META_KEY_BINDING_PER_WINDOW,
META_KEYBINDING_ACTION_MINIMIZE,
handle_minimize, 0);
add_builtin_keybinding (display,
"close",
common_keybindings,
META_KEY_BINDING_PER_WINDOW,
META_KEYBINDING_ACTION_CLOSE,
handle_close, 0);
add_builtin_keybinding (display,
"begin-move",
common_keybindings,
META_KEY_BINDING_PER_WINDOW,
META_KEYBINDING_ACTION_BEGIN_MOVE,
handle_begin_move, 0);
add_builtin_keybinding (display,
"begin-resize",
common_keybindings,
META_KEY_BINDING_PER_WINDOW,
META_KEYBINDING_ACTION_BEGIN_RESIZE,
handle_begin_resize, 0);
add_builtin_keybinding (display,
"toggle-on-all-workspaces",
common_keybindings,
META_KEY_BINDING_PER_WINDOW,
META_KEYBINDING_ACTION_TOGGLE_ON_ALL_WORKSPACES,
handle_toggle_on_all_workspaces, 0);
add_builtin_keybinding (display,
"move-to-workspace-1",
common_keybindings,
META_KEY_BINDING_PER_WINDOW,
META_KEYBINDING_ACTION_MOVE_TO_WORKSPACE_1,
handle_move_to_workspace, 0);
add_builtin_keybinding (display,
"move-to-workspace-2",
common_keybindings,
META_KEY_BINDING_PER_WINDOW,
META_KEYBINDING_ACTION_MOVE_TO_WORKSPACE_2,
handle_move_to_workspace, 1);
add_builtin_keybinding (display,
"move-to-workspace-3",
common_keybindings,
META_KEY_BINDING_PER_WINDOW,
META_KEYBINDING_ACTION_MOVE_TO_WORKSPACE_3,
handle_move_to_workspace, 2);
add_builtin_keybinding (display,
"move-to-workspace-4",
common_keybindings,
META_KEY_BINDING_PER_WINDOW,
META_KEYBINDING_ACTION_MOVE_TO_WORKSPACE_4,
handle_move_to_workspace, 3);
add_builtin_keybinding (display,
"move-to-workspace-5",
common_keybindings,
META_KEY_BINDING_PER_WINDOW,
META_KEYBINDING_ACTION_MOVE_TO_WORKSPACE_5,
handle_move_to_workspace, 4);
add_builtin_keybinding (display,
"move-to-workspace-6",
common_keybindings,
META_KEY_BINDING_PER_WINDOW,
META_KEYBINDING_ACTION_MOVE_TO_WORKSPACE_6,
handle_move_to_workspace, 5);
add_builtin_keybinding (display,
"move-to-workspace-7",
common_keybindings,
META_KEY_BINDING_PER_WINDOW,
META_KEYBINDING_ACTION_MOVE_TO_WORKSPACE_7,
handle_move_to_workspace, 6);
add_builtin_keybinding (display,
"move-to-workspace-8",
common_keybindings,
META_KEY_BINDING_PER_WINDOW,
META_KEYBINDING_ACTION_MOVE_TO_WORKSPACE_8,
handle_move_to_workspace, 7);
add_builtin_keybinding (display,
"move-to-workspace-9",
common_keybindings,
META_KEY_BINDING_PER_WINDOW,
META_KEYBINDING_ACTION_MOVE_TO_WORKSPACE_9,
handle_move_to_workspace, 8);
add_builtin_keybinding (display,
"move-to-workspace-10",
common_keybindings,
META_KEY_BINDING_PER_WINDOW,
META_KEYBINDING_ACTION_MOVE_TO_WORKSPACE_10,
handle_move_to_workspace, 9);
add_builtin_keybinding (display,
"move-to-workspace-11",
common_keybindings,
META_KEY_BINDING_PER_WINDOW,
META_KEYBINDING_ACTION_MOVE_TO_WORKSPACE_11,
handle_move_to_workspace, 10);
add_builtin_keybinding (display,
"move-to-workspace-12",
common_keybindings,
META_KEY_BINDING_PER_WINDOW,
META_KEYBINDING_ACTION_MOVE_TO_WORKSPACE_12,
handle_move_to_workspace, 11);
add_builtin_keybinding (display,
"move-to-workspace-last",
common_keybindings,
META_KEY_BINDING_PER_WINDOW,
META_KEYBINDING_ACTION_MOVE_TO_WORKSPACE_LAST,
handle_move_to_workspace_last, 0);
add_builtin_keybinding (display,
"move-to-workspace-left",
common_keybindings,
META_KEY_BINDING_PER_WINDOW,
META_KEYBINDING_ACTION_MOVE_TO_WORKSPACE_LEFT,
handle_move_to_workspace, META_MOTION_LEFT);
add_builtin_keybinding (display,
"move-to-workspace-right",
common_keybindings,
META_KEY_BINDING_PER_WINDOW,
META_KEYBINDING_ACTION_MOVE_TO_WORKSPACE_RIGHT,
handle_move_to_workspace, META_MOTION_RIGHT);
add_builtin_keybinding (display,
"move-to-workspace-up",
common_keybindings,
META_KEY_BINDING_PER_WINDOW,
META_KEYBINDING_ACTION_MOVE_TO_WORKSPACE_UP,
handle_move_to_workspace, META_MOTION_UP);
add_builtin_keybinding (display,
"move-to-workspace-down",
common_keybindings,
META_KEY_BINDING_PER_WINDOW,
META_KEYBINDING_ACTION_MOVE_TO_WORKSPACE_DOWN,
handle_move_to_workspace, META_MOTION_DOWN);
add_builtin_keybinding (display,
"move-to-monitor-left",
common_keybindings,
META_KEY_BINDING_PER_WINDOW,
META_KEYBINDING_ACTION_MOVE_TO_MONITOR_LEFT,
handle_move_to_monitor, META_SCREEN_LEFT);
add_builtin_keybinding (display,
"move-to-monitor-right",
common_keybindings,
META_KEY_BINDING_PER_WINDOW,
META_KEYBINDING_ACTION_MOVE_TO_MONITOR_RIGHT,
handle_move_to_monitor, META_SCREEN_RIGHT);
add_builtin_keybinding (display,
"move-to-monitor-down",
common_keybindings,
META_KEY_BINDING_PER_WINDOW,
META_KEYBINDING_ACTION_MOVE_TO_MONITOR_DOWN,
handle_move_to_monitor, META_SCREEN_DOWN);
add_builtin_keybinding (display,
"move-to-monitor-up",
common_keybindings,
META_KEY_BINDING_PER_WINDOW,
META_KEYBINDING_ACTION_MOVE_TO_MONITOR_UP,
handle_move_to_monitor, META_SCREEN_UP);
add_builtin_keybinding (display,
"raise-or-lower",
common_keybindings,
META_KEY_BINDING_PER_WINDOW,
META_KEYBINDING_ACTION_RAISE_OR_LOWER,
handle_raise_or_lower, 0);
add_builtin_keybinding (display,
"raise",
common_keybindings,
META_KEY_BINDING_PER_WINDOW,
META_KEYBINDING_ACTION_RAISE,
handle_raise, 0);
add_builtin_keybinding (display,
"lower",
common_keybindings,
META_KEY_BINDING_PER_WINDOW,
META_KEYBINDING_ACTION_LOWER,
handle_lower, 0);
add_builtin_keybinding (display,
"maximize-vertically",
common_keybindings,
META_KEY_BINDING_PER_WINDOW,
META_KEYBINDING_ACTION_MAXIMIZE_VERTICALLY,
handle_maximize_vertically, 0);
add_builtin_keybinding (display,
"maximize-horizontally",
common_keybindings,
META_KEY_BINDING_PER_WINDOW,
META_KEYBINDING_ACTION_MAXIMIZE_HORIZONTALLY,
handle_maximize_horizontally, 0);
add_builtin_keybinding (display,
"always-on-top",
common_keybindings,
META_KEY_BINDING_PER_WINDOW,
META_KEYBINDING_ACTION_ALWAYS_ON_TOP,
handle_always_on_top, 0);
add_builtin_keybinding (display,
"move-to-corner-nw",
common_keybindings,
META_KEY_BINDING_PER_WINDOW,
META_KEYBINDING_ACTION_MOVE_TO_CORNER_NW,
handle_move_to_corner_nw, 0);
add_builtin_keybinding (display,
"move-to-corner-ne",
common_keybindings,
META_KEY_BINDING_PER_WINDOW,
META_KEYBINDING_ACTION_MOVE_TO_CORNER_NE,
handle_move_to_corner_ne, 0);
add_builtin_keybinding (display,
"move-to-corner-sw",
common_keybindings,
META_KEY_BINDING_PER_WINDOW,
META_KEYBINDING_ACTION_MOVE_TO_CORNER_SW,
handle_move_to_corner_sw, 0);
add_builtin_keybinding (display,
"move-to-corner-se",
common_keybindings,
META_KEY_BINDING_PER_WINDOW,
META_KEYBINDING_ACTION_MOVE_TO_CORNER_SE,
handle_move_to_corner_se, 0);
add_builtin_keybinding (display,
"move-to-side-n",
common_keybindings,
META_KEY_BINDING_PER_WINDOW,
META_KEYBINDING_ACTION_MOVE_TO_SIDE_N,
handle_move_to_side_n, 0);
add_builtin_keybinding (display,
"move-to-side-s",
common_keybindings,
META_KEY_BINDING_PER_WINDOW,
META_KEYBINDING_ACTION_MOVE_TO_SIDE_S,
handle_move_to_side_s, 0);
add_builtin_keybinding (display,
"move-to-side-e",
common_keybindings,
META_KEY_BINDING_PER_WINDOW,
META_KEYBINDING_ACTION_MOVE_TO_SIDE_E,
handle_move_to_side_e, 0);
add_builtin_keybinding (display,
"move-to-side-w",
common_keybindings,
META_KEY_BINDING_PER_WINDOW,
META_KEYBINDING_ACTION_MOVE_TO_SIDE_W,
handle_move_to_side_w, 0);
add_builtin_keybinding (display,
"move-to-center",
common_keybindings,
META_KEY_BINDING_PER_WINDOW,
META_KEYBINDING_ACTION_MOVE_TO_CENTER,
handle_move_to_center, 0);
g_object_unref (common_keybindings);
g_object_unref (mutter_keybindings);
g_object_unref (mutter_wayland_keybindings);
}
void
meta_display_init_keys (MetaDisplay *display)
{
MetaKeyBindingManager *keys = &display->key_binding_manager;
MetaKeyHandler *handler;
/* Keybindings */
keys->ignored_modifier_mask = 0;
keys->hyper_mask = 0;
keys->super_mask = 0;
keys->meta_mask = 0;
keys->key_bindings = g_hash_table_new_full (NULL, NULL, NULL, g_free);
keys->key_bindings_index = g_hash_table_new (NULL, NULL);
reload_modmap (keys);
key_handlers = g_hash_table_new_full (g_str_hash, g_str_equal, g_free,
(GDestroyNotify) key_handler_free);
handler = g_new0 (MetaKeyHandler, 1);
handler->name = g_strdup ("overlay-key");
handler->flags = META_KEY_BINDING_BUILTIN;
g_hash_table_insert (key_handlers, g_strdup ("overlay-key"), handler);
handler = g_new0 (MetaKeyHandler, 1);
handler->name = g_strdup ("iso-next-group");
handler->flags = META_KEY_BINDING_BUILTIN;
g_hash_table_insert (key_handlers, g_strdup ("iso-next-group"), handler);
handler = g_new0 (MetaKeyHandler, 1);
handler->name = g_strdup ("external-grab");
handler->func = handle_external_grab;
handler->default_func = handle_external_grab;
g_hash_table_insert (key_handlers, g_strdup ("external-grab"), handler);
external_grabs = g_hash_table_new_full (g_str_hash, g_str_equal,
NULL,
(GDestroyNotify)meta_key_grab_free);
init_builtin_key_bindings (display);
rebuild_key_binding_table (keys);
rebuild_special_bindings (keys);
reload_keycodes (keys);
reload_modifiers (keys);
rebuild_binding_index (keys);
update_window_grab_modifiers (keys);
/* Keys are actually grabbed in meta_screen_grab_keys() */
meta_prefs_add_listener (prefs_changed_callback, display);
{
MetaBackend *backend = meta_get_backend ();
g_signal_connect (backend, "keymap-changed",
G_CALLBACK (on_keymap_changed), display);
}
}
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