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7224bb8a8d
mutter/src/core/keybindings.c
Carlos Garnacho 7224bb8a8d backends: Drop X11 ClutterBackend error traps 
Replace these with Mtk error traps altogether, and avoid stacking
one API over the other here.

Part-of: <https://gitlab.gnome.org/GNOME/mutter/-/merge_requests/3230>
2023-09-02 09:52:54 +00:00

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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/>.
*/
/**
* MetaKeybinding:
*
* Key bindings
*/
#include "config.h"
#include "backends/meta-backend-private.h"
#include "backends/meta-keymap-utils.h"
#include "backends/meta-logical-monitor.h"
#include "backends/meta-monitor-manager-private.h"
#include "backends/x11/meta-backend-x11.h"
#include "backends/x11/meta-clutter-backend-x11.h"
#include "backends/x11/meta-input-device-x11.h"
#include "compositor/compositor-private.h"
#include "core/frame.h"
#include "core/keybindings-private.h"
#include "core/meta-accel-parse.h"
#include "core/meta-workspace-manager-private.h"
#include "core/workspace-private.h"
#include "meta/compositor.h"
#include "meta/prefs.h"
#include "mtk/mtk-x11.h"
#include "x11/meta-x11-display-private.h"
#include "x11/window-x11.h"
#ifdef HAVE_NATIVE_BACKEND
#include "backends/native/meta-backend-native.h"
#endif
#ifdef __linux__
#include <linux/input.h>
#elif !defined KEY_GRAVE
#define KEY_GRAVE 0x29 /* assume the use of xf86-input-keyboard */
#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"
#define META_KEY_BINDING_PRIMARY_LAYOUT 0
#define META_KEY_BINDING_SECONDARY_LAYOUT 1
/* Only for special modifier keys */
#define IGNORED_MODIFIERS (CLUTTER_LOCK_MASK | \
CLUTTER_MOD2_MASK | \
CLUTTER_BUTTON1_MASK | \
CLUTTER_BUTTON2_MASK | \
CLUTTER_BUTTON3_MASK | \
CLUTTER_BUTTON4_MASK | \
CLUTTER_BUTTON5_MASK)
static gboolean add_builtin_keybinding (MetaDisplay *display,
const char *name,
GSettings *settings,
MetaKeyBindingFlags flags,
MetaKeyBindingAction action,
MetaKeyHandlerFunc handler,
int handler_arg);
static void
resolved_key_combo_reset (MetaResolvedKeyCombo *resolved_combo)
{
g_free (resolved_combo->keycodes);
resolved_combo->len = 0;
resolved_combo->keycodes = NULL;
}
static void
resolved_key_combo_copy (MetaResolvedKeyCombo *from,
MetaResolvedKeyCombo *to)
{
to->len = from->len;
to->keycodes = g_memdup2 (from->keycodes,
from->len * sizeof (xkb_keycode_t));
}
static gboolean
resolved_key_combo_has_keycode (MetaResolvedKeyCombo *resolved_combo,
int keycode)
{
int i;
for (i = 0; i < resolved_combo->len; i++)
if ((int) resolved_combo->keycodes[i] == keycode)
return TRUE;
return FALSE;
}
static gboolean
resolved_key_combo_intersect (MetaResolvedKeyCombo *a,
MetaResolvedKeyCombo *b)
{
int i;
for (i = 0; i < a->len; i++)
if (resolved_key_combo_has_keycode (b, a->keycodes[i]))
return TRUE;
return FALSE;
}
static void
meta_key_binding_free (MetaKeyBinding *binding)
{
resolved_key_combo_reset (&binding->resolved_combo);
g_free (binding);
}
static MetaKeyBinding *
meta_key_binding_copy (MetaKeyBinding *binding)
{
MetaKeyBinding *clone = g_memdup2 (binding, sizeof (MetaKeyBinding));
resolved_key_combo_copy (&binding->resolved_combo,
&clone->resolved_combo);
return clone;
}
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;
}
ClutterModifierType
meta_key_binding_get_modifiers (MetaKeyBinding *binding)
{
return binding->combo.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->resolved_combo.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 void maybe_update_locate_pointer_keygrab (MetaDisplay *display,
gboolean grab);
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;
gint flags;
};
static void
meta_key_grab_free (MetaKeyGrab *grab)
{
g_free (grab->name);
g_free (grab);
}
static guint32
key_combo_key (MetaResolvedKeyCombo *resolved_combo,
int i)
{
/* 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 = resolved_combo->keycodes[i] & 0xffff;
return (key << 16) | (resolved_combo->mask & 0xffff);
}
static void
reload_modmap (MetaKeyBindingManager *keys)
{
struct xkb_keymap *keymap = meta_backend_get_keymap (keys->backend);
struct xkb_state *scratch_state;
xkb_mod_mask_t scroll_lock_mask;
xkb_mod_mask_t dummy_mask;
/* Modifiers to find. */
struct {
const char *name;
xkb_mod_mask_t *mask_p;
xkb_mod_mask_t *virtual_mask_p;
} mods[] = {
{ "ScrollLock", &scroll_lock_mask, &dummy_mask },
{ "Meta", &keys->meta_mask, &keys->virtual_meta_mask },
{ "Hyper", &keys->hyper_mask, &keys->virtual_hyper_mask },
{ "Super", &keys->super_mask, &keys->virtual_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_mask_t *virtual_mask_p = mods[i].virtual_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;
*virtual_mask_p = vmodmask;
}
else
{
*mask_p = 0;
*virtual_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",
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))
{
guint i;
gboolean missing = TRUE;
/* duplicate keycode detection */
for (i = 0; i < keycodes->len; i++)
if (g_array_index (keycodes, xkb_keysym_t, i) == keycode)
{
missing = FALSE;
break;
}
if (missing)
g_array_append_val (keycodes, keycode);
}
}
static void
add_keysym_keycodes_from_layout (int keysym,
MetaKeyBindingKeyboardLayout *layout,
GArray *keycodes)
{
xkb_level_index_t layout_level;
for (layout_level = 0;
layout_level < layout->n_levels && keycodes->len == 0;
layout_level++)
{
FindKeysymData search_data = (FindKeysymData) {
.keycodes = keycodes,
.keysym = keysym,
.layout = layout->index,
.level = layout_level
};
xkb_keymap_key_for_each (layout->keymap,
get_keycodes_for_keysym_iter,
&search_data);
}
}
/* Original code from gdk_x11_keymap_get_entries_for_keyval() in
* gdkkeys-x11.c */
static void
get_keycodes_for_keysym (MetaKeyBindingManager *keys,
int keysym,
MetaResolvedKeyCombo *resolved_combo)
{
unsigned int i;
GArray *keycodes;
int keycode;
keycodes = g_array_new (FALSE, FALSE, sizeof (xkb_keysym_t));
/* Special-case: Fake mutter keysym */
if (keysym == META_KEY_ABOVE_TAB)
{
keycode = KEY_GRAVE + 8;
g_array_append_val (keycodes, keycode);
goto out;
}
for (i = 0; i < G_N_ELEMENTS (keys->active_layouts); i++)
{
MetaKeyBindingKeyboardLayout *layout = &keys->active_layouts[i];
if (!layout->keymap)
continue;
add_keysym_keycodes_from_layout (keysym, layout, keycodes);
}
out:
resolved_combo->len = keycodes->len;
resolved_combo->keycodes =
(xkb_keycode_t *) g_array_free (keycodes,
keycodes->len == 0 ? TRUE : FALSE);
}
typedef struct _CalculateLayoutLevelsState
{
struct xkb_keymap *keymap;
xkb_layout_index_t layout_index;
xkb_level_index_t out_n_levels;
} CalculateLayoutLevelState;
static void
calculate_n_layout_levels_iter (struct xkb_keymap *keymap,
xkb_keycode_t keycode,
void *data)
{
CalculateLayoutLevelState *state = data;
xkb_level_index_t n_levels;
n_levels = xkb_keymap_num_levels_for_key (keymap,
keycode,
state->layout_index);
state->out_n_levels = MAX (n_levels, state->out_n_levels);
}
static xkb_level_index_t
calculate_n_layout_levels (struct xkb_keymap *keymap,
xkb_layout_index_t layout_index)
{
CalculateLayoutLevelState state = {
.keymap = keymap,
.layout_index = layout_index,
.out_n_levels = 0
};
xkb_keymap_key_for_each (keymap, calculate_n_layout_levels_iter, &state);
return state.out_n_levels;
}
static void
reload_iso_next_group_combos (MetaKeyBindingManager *keys)
{
const char *iso_next_group_option;
int i;
for (i = 0; i < keys->n_iso_next_group_combos; i++)
resolved_key_combo_reset (&keys->iso_next_group_combo[i]);
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;
get_keycodes_for_keysym (keys, XKB_KEY_ISO_Next_Group, keys->iso_next_group_combo);
if (keys->iso_next_group_combo[0].len == 0)
return;
keys->n_iso_next_group_combos = 1;
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"))
{
keys->iso_next_group_combo[0].mask = 0;
}
else if (g_str_equal (iso_next_group_option, "shift_caps_toggle") ||
g_str_equal (iso_next_group_option, "shifts_toggle"))
{
keys->iso_next_group_combo[0].mask = ShiftMask;
}
else if (g_str_equal (iso_next_group_option, "alt_caps_toggle") ||
g_str_equal (iso_next_group_option, "alt_space_toggle"))
{
keys->iso_next_group_combo[0].mask = 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"))
{
resolved_key_combo_copy (&keys->iso_next_group_combo[0],
&keys->iso_next_group_combo[1]);
keys->iso_next_group_combo[0].mask = ShiftMask;
keys->iso_next_group_combo[1].mask = ControlMask;
keys->n_iso_next_group_combos = 2;
}
else if (g_str_equal (iso_next_group_option, "ctrl_alt_toggle"))
{
resolved_key_combo_copy (&keys->iso_next_group_combo[0],
&keys->iso_next_group_combo[1]);
keys->iso_next_group_combo[0].mask = Mod1Mask;
keys->iso_next_group_combo[1].mask = ControlMask;
keys->n_iso_next_group_combos = 2;
}
else if (g_str_equal (iso_next_group_option, "alt_shift_toggle") ||
g_str_equal (iso_next_group_option, "lalt_lshift_toggle"))
{
resolved_key_combo_copy (&keys->iso_next_group_combo[0],
&keys->iso_next_group_combo[1]);
keys->iso_next_group_combo[0].mask = Mod1Mask;
keys->iso_next_group_combo[1].mask = ShiftMask;
keys->n_iso_next_group_combos = 2;
}
else
{
resolved_key_combo_reset (keys->iso_next_group_combo);
keys->n_iso_next_group_combos = 0;
}
}
static void
devirtualize_modifiers (MetaKeyBindingManager *keys,
ClutterModifierType modifiers,
unsigned int *mask)
{
*mask = 0;
if (modifiers & CLUTTER_SHIFT_MASK)
*mask |= ShiftMask;
if (modifiers & CLUTTER_CONTROL_MASK)
*mask |= ControlMask;
if (modifiers & CLUTTER_MOD1_MASK)
*mask |= Mod1Mask;
if (modifiers & CLUTTER_META_MASK)
*mask |= keys->meta_mask;
if (modifiers & CLUTTER_HYPER_MASK)
*mask |= keys->hyper_mask;
if (modifiers & CLUTTER_SUPER_MASK)
*mask |= keys->super_mask;
if (modifiers & CLUTTER_MOD2_MASK)
*mask |= Mod2Mask;
if (modifiers & CLUTTER_MOD3_MASK)
*mask |= Mod3Mask;
if (modifiers & CLUTTER_MOD4_MASK)
*mask |= Mod4Mask;
if (modifiers & CLUTTER_MOD5_MASK)
*mask |= Mod5Mask;
}
static void
index_binding (MetaKeyBindingManager *keys,
MetaKeyBinding *binding)
{
int i;
for (i = 0; i < binding->resolved_combo.len; i++)
{
MetaKeyBinding *existing;
guint32 index_key;
index_key = key_combo_key (&binding->resolved_combo, i);
existing = g_hash_table_lookup (keys->key_bindings_index,
GINT_TO_POINTER (index_key));
if (existing != NULL)
{
/* Overwrite already indexed keycodes only for the first
* keycode, i.e. we give those primary keycodes precedence
* over non-first ones. */
if (i > 0)
continue;
meta_warning ("Overwriting existing binding of keysym %x"
" with keysym %x (keycode %x).",
binding->combo.keysym,
existing->combo.keysym,
binding->resolved_combo.keycodes[i]);
}
g_hash_table_replace (keys->key_bindings_index,
GINT_TO_POINTER (index_key), binding);
}
}
static void
resolve_key_combo (MetaKeyBindingManager *keys,
MetaKeyCombo *combo,
MetaResolvedKeyCombo *resolved_combo)
{
resolved_key_combo_reset (resolved_combo);
if (combo->keysym != 0)
{
get_keycodes_for_keysym (keys, combo->keysym, resolved_combo);
}
else if (combo->keycode != 0)
{
resolved_combo->keycodes = g_new0 (xkb_keycode_t, 1);
resolved_combo->keycodes[0] = combo->keycode;
resolved_combo->len = 1;
}
devirtualize_modifiers (keys, combo->modifiers, &resolved_combo->mask);
}
static void
binding_reload_combos_foreach (gpointer key,
gpointer value,
gpointer data)
{
MetaKeyBindingManager *keys = data;
MetaKeyBinding *binding = value;
resolve_key_combo (keys, &binding->combo, &binding->resolved_combo);
index_binding (keys, binding);
}
typedef struct _FindLatinKeysymsState
{
MetaKeyBindingKeyboardLayout *layout;
gboolean *required_keysyms_found;
int n_required_keysyms;
} FindLatinKeysymsState;
static void
find_latin_keysym (struct xkb_keymap *keymap,
xkb_keycode_t key,
void *data)
{
FindLatinKeysymsState *state = data;
int n_keysyms, i;
const xkb_keysym_t *keysyms;
n_keysyms = xkb_keymap_key_get_syms_by_level (state->layout->keymap,
key,
state->layout->index,
0,
&keysyms);
for (i = 0; i < n_keysyms; i++)
{
xkb_keysym_t keysym = keysyms[i];
if (keysym >= XKB_KEY_a && keysym <= XKB_KEY_z)
{
unsigned int keysym_index = keysym - XKB_KEY_a;
if (!state->required_keysyms_found[keysym_index])
{
state->required_keysyms_found[keysym_index] = TRUE;
state->n_required_keysyms--;
}
}
}
}
static gboolean
needs_secondary_layout (MetaKeyBindingKeyboardLayout *layout)
{
gboolean required_keysyms_found[] = {
FALSE, /* XKB_KEY_a */
FALSE, /* XKB_KEY_b */
FALSE, /* XKB_KEY_c */
FALSE, /* XKB_KEY_d */
FALSE, /* XKB_KEY_e */
FALSE, /* XKB_KEY_f */
FALSE, /* XKB_KEY_g */
FALSE, /* XKB_KEY_h */
FALSE, /* XKB_KEY_i */
FALSE, /* XKB_KEY_j */
FALSE, /* XKB_KEY_k */
FALSE, /* XKB_KEY_l */
FALSE, /* XKB_KEY_m */
FALSE, /* XKB_KEY_n */
FALSE, /* XKB_KEY_o */
FALSE, /* XKB_KEY_p */
FALSE, /* XKB_KEY_q */
FALSE, /* XKB_KEY_r */
FALSE, /* XKB_KEY_s */
FALSE, /* XKB_KEY_t */
FALSE, /* XKB_KEY_u */
FALSE, /* XKB_KEY_v */
FALSE, /* XKB_KEY_w */
FALSE, /* XKB_KEY_x */
FALSE, /* XKB_KEY_y */
FALSE, /* XKB_KEY_z */
};
FindLatinKeysymsState state = {
.layout = layout,
.required_keysyms_found = required_keysyms_found,
.n_required_keysyms = G_N_ELEMENTS (required_keysyms_found),
};
xkb_keymap_key_for_each (layout->keymap, find_latin_keysym, &state);
return state.n_required_keysyms != 0;
}
static void
clear_active_keyboard_layouts (MetaKeyBindingManager *keys)
{
unsigned int i;
for (i = 0; i < G_N_ELEMENTS (keys->active_layouts); i++)
{
MetaKeyBindingKeyboardLayout *layout = &keys->active_layouts[i];
g_clear_pointer (&layout->keymap, xkb_keymap_unref);
*layout = (MetaKeyBindingKeyboardLayout) { 0 };
}
}
static MetaKeyBindingKeyboardLayout
create_us_layout (void)
{
struct xkb_rule_names names;
struct xkb_keymap *keymap;
struct xkb_context *context;
names.rules = DEFAULT_XKB_RULES_FILE;
names.model = DEFAULT_XKB_MODEL;
names.layout = "us";
names.variant = "";
names.options = "";
context = meta_create_xkb_context ();
keymap = xkb_keymap_new_from_names (context, &names, XKB_KEYMAP_COMPILE_NO_FLAGS);
xkb_context_unref (context);
return (MetaKeyBindingKeyboardLayout) {
.keymap = keymap,
.n_levels = calculate_n_layout_levels (keymap, 0),
};
}
static void
reload_active_keyboard_layouts (MetaKeyBindingManager *keys)
{
struct xkb_keymap *keymap;
xkb_layout_index_t layout_index;
MetaKeyBindingKeyboardLayout primary_layout;
clear_active_keyboard_layouts (keys);
keymap = meta_backend_get_keymap (keys->backend);
layout_index = meta_backend_get_keymap_layout_group (keys->backend);
primary_layout = (MetaKeyBindingKeyboardLayout) {
.keymap = xkb_keymap_ref (keymap),
.index = layout_index,
.n_levels = calculate_n_layout_levels (keymap, layout_index),
};
keys->active_layouts[META_KEY_BINDING_PRIMARY_LAYOUT] = primary_layout;
if (needs_secondary_layout (&primary_layout))
{
MetaKeyBindingKeyboardLayout us_layout;
us_layout = create_us_layout ();
keys->active_layouts[META_KEY_BINDING_SECONDARY_LAYOUT] = us_layout;
}
}
static void
reload_combos (MetaKeyBindingManager *keys)
{
g_hash_table_remove_all (keys->key_bindings_index);
reload_active_keyboard_layouts (keys);
resolve_key_combo (keys,
&keys->overlay_key_combo,
&keys->overlay_resolved_key_combo);
resolve_key_combo (keys,
&keys->locate_pointer_key_combo,
&keys->locate_pointer_resolved_key_combo);
reload_iso_next_group_combos (keys);
g_hash_table_foreach (keys->key_bindings, binding_reload_combos_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_new0 (MetaKeyBinding, 1);
b->name = pref->name;
b->handler = handler;
b->flags = handler->flags;
b->combo = *combo;
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_new0 (MetaKeyBinding, 1);
b->name = grab->name;
b->handler = handler;
b->flags = grab->flags;
b->combo = grab->combo;
g_hash_table_add (keys->key_bindings, b);
}
g = g->next;
}
meta_topic (META_DEBUG_KEYBINDINGS,
" %d bindings in table",
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");
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;
meta_prefs_get_locate_pointer_binding (&combo);
keys->locate_pointer_key_combo = combo;
}
static void
ungrab_key_bindings (MetaDisplay *display)
{
GSList *windows, *l;
if (display->x11_display)
meta_x11_display_ungrab_keys (display->x11_display);
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;
if (display->x11_display)
meta_x11_display_grab_keys (display->x11_display);
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,
MetaResolvedKeyCombo *resolved_combo)
{
MetaKeyBinding *binding = NULL;
int i;
for (i = 0; i < resolved_combo->len; i++)
{
guint32 key;
key = key_combo_key (resolved_combo, i);
binding = g_hash_table_lookup (keys->key_bindings_index,
GINT_TO_POINTER (key));
if (binding != NULL)
break;
}
return binding;
}
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 successfully,
* 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;
}
static guint
get_keybinding_action (MetaKeyBindingManager *keys,
MetaResolvedKeyCombo *resolved_combo)
{
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 (resolved_key_combo_intersect (resolved_combo,
&keys->overlay_resolved_key_combo))
return META_KEYBINDING_ACTION_OVERLAY_KEY;
if (resolved_key_combo_intersect (resolved_combo,
&keys->locate_pointer_resolved_key_combo))
return META_KEYBINDING_ACTION_LOCATE_POINTER_KEY;
binding = get_keybinding (keys, resolved_combo);
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 xkb_mod_mask_t
mask_from_event_params (MetaKeyBindingManager *keys,
unsigned long mask)
{
return mask & 0xff & ~keys->ignored_modifier_mask;
}
/**
* 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;
xkb_keycode_t code = (xkb_keycode_t) keycode;
MetaResolvedKeyCombo resolved_combo = { &code, 1 };
resolved_combo.mask = mask_from_event_params (keys, mask);
return get_keybinding_action (keys, &resolved_combo);
}
static void
reload_keybindings (MetaDisplay *display)
{
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_combos (keys);
grab_key_bindings (display);
}
static GArray *
calc_grab_modifiers (MetaKeyBindingManager *keys,
unsigned int modmask)
{
unsigned int ignored_mask;
XIGrabModifiers mods;
GArray *mods_array = g_array_new (FALSE, TRUE, sizeof (XIGrabModifiers));
/* The X server crashes if XIAnyModifier gets passed in with any
other bits. It doesn't make sense to ask for a grab of
XIAnyModifier plus other bits anyway so we avoid that. */
if (modmask & XIAnyModifier)
{
mods = (XIGrabModifiers) { XIAnyModifier, 0 };
g_array_append_val (mods_array, mods);
return mods_array;
}
mods = (XIGrabModifiers) { modmask, 0 };
g_array_append_val (mods_array, mods);
for (ignored_mask = 1;
ignored_mask <= keys->ignored_modifier_mask;
++ignored_mask)
{
if (ignored_mask & keys->ignored_modifier_mask)
{
mods = (XIGrabModifiers) { modmask | ignored_mask, 0 };
g_array_append_val (mods_array, mods);
}
}
return mods_array;
}
static void
meta_change_button_grab (MetaKeyBindingManager *keys,
MetaWindow *window,
gboolean grab,
gboolean sync,
int button,
int modmask)
{
MetaBackendX11 *backend;
Display *xdisplay;
unsigned char mask_bits[XIMaskLen (XI_LASTEVENT)] = { 0 };
XIEventMask mask = { XIAllMasterDevices, sizeof (mask_bits), mask_bits };
Window xwindow;
GArray *mods;
if (meta_is_wayland_compositor ())
return;
if (window->client_type != META_WINDOW_CLIENT_TYPE_X11)
return;
backend = META_BACKEND_X11 (keys->backend);
xdisplay = meta_backend_x11_get_xdisplay (backend);
XISetMask (mask.mask, XI_ButtonPress);
XISetMask (mask.mask, XI_ButtonRelease);
XISetMask (mask.mask, XI_Motion);
mods = calc_grab_modifiers (keys, modmask);
mtk_x11_error_trap_push (xdisplay);
if (window->frame)
xwindow = window->frame->xwindow;
else
xwindow = window->xwindow;
/* GrabModeSync means freeze until XAllowEvents */
if (grab)
XIGrabButton (xdisplay,
META_VIRTUAL_CORE_POINTER_ID,
button, xwindow, None,
sync ? XIGrabModeSync : XIGrabModeAsync,
XIGrabModeAsync, False,
&mask, mods->len, (XIGrabModifiers *)mods->data);
else
XIUngrabButton (xdisplay,
META_VIRTUAL_CORE_POINTER_ID,
button, xwindow, mods->len, (XIGrabModifiers *)mods->data);
XSync (xdisplay, False);
mtk_x11_error_trap_pop (xdisplay);
g_array_free (mods, TRUE);
}
ClutterModifierType
meta_display_get_compositor_modifiers (MetaDisplay *display)
{
MetaKeyBindingManager *keys = &display->key_binding_manager;
return keys->window_grab_modifiers;
}
static void
meta_change_buttons_grab (MetaKeyBindingManager *keys,
MetaWindow *window,
gboolean grab,
gboolean sync,
int modmask)
{
#define MAX_BUTTON 3
int i;
for (i = 1; i <= MAX_BUTTON; i++)
meta_change_button_grab (keys, window, grab, sync, i, modmask);
}
void
meta_display_grab_window_buttons (MetaDisplay *display,
MetaWindow *window)
{
MetaKeyBindingManager *keys = &display->key_binding_manager;
/* 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 %s", window->desc);
/* 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, window, 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, window,
TRUE,
FALSE,
1, keys->window_grab_modifiers | ShiftMask);
}
}
void
meta_display_ungrab_window_buttons (MetaDisplay *display,
MetaWindow *window)
{
MetaKeyBindingManager *keys = &display->key_binding_manager;
if (keys->window_grab_modifiers == 0)
return;
meta_change_buttons_grab (keys, window, FALSE, FALSE,
keys->window_grab_modifiers);
}
static void
update_window_grab_modifiers (MetaDisplay *display)
{
MetaKeyBindingManager *keys = &display->key_binding_manager;
ClutterModifierType virtual_mods;
unsigned int mods;
virtual_mods = meta_prefs_get_mouse_button_mods ();
devirtualize_modifiers (keys, virtual_mods, &mods);
if (keys->window_grab_modifiers != mods)
{
keys->window_grab_modifiers = mods;
g_object_notify (G_OBJECT (display), "compositor-modifiers");
}
}
void
meta_display_grab_focus_window_button (MetaDisplay *display,
MetaWindow *window)
{
MetaKeyBindingManager *keys = &display->key_binding_manager;
/* Grab button 1 for activating unfocused windows */
meta_verbose ("Grabbing unfocused window buttons for %s", window->desc);
if (window->have_focus_click_grab)
{
meta_verbose (" (well, not grabbing since we already have the grab)");
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, TRUE, TRUE, XIAnyModifier);
window->have_focus_click_grab = TRUE;
}
void
meta_display_ungrab_focus_window_button (MetaDisplay *display,
MetaWindow *window)
{
MetaKeyBindingManager *keys = &display->key_binding_manager;
meta_verbose ("Ungrabbing unfocused window buttons for %s", window->desc);
if (!window->have_focus_click_grab)
return;
meta_change_buttons_grab (keys, window, FALSE, FALSE, XIAnyModifier);
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_LOCATE_POINTER:
maybe_update_locate_pointer_keygrab (display,
meta_prefs_is_locate_pointer_enabled());
break;
case META_PREF_KEYBINDINGS:
ungrab_key_bindings (display);
rebuild_key_binding_table (keys);
rebuild_special_bindings (keys);
reload_combos (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);
}
update_window_grab_modifiers (display);
for (l = windows; l; l = l->next)
{
MetaWindow *w = l->data;
if (w->type != META_WINDOW_DOCK)
meta_display_grab_window_buttons (display, w);
}
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);
clear_active_keyboard_layouts (keys);
}
/* Grab/ungrab, ignoring all annoying modifiers like NumLock etc. */
static void
meta_change_keygrab (MetaKeyBindingManager *keys,
Window xwindow,
gboolean grab,
MetaResolvedKeyCombo *resolved_combo)
{
MetaBackendX11 *backend_x11;
Display *xdisplay;
GArray *mods;
int i;
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);
if (meta_is_wayland_compositor ())
return;
backend_x11 = META_BACKEND_X11 (keys->backend);
xdisplay = meta_backend_x11_get_xdisplay (backend_x11);
/* Grab keycode/modmask, together with
* all combinations of ignored modifiers.
* X provides no better way to do this.
*/
mods = calc_grab_modifiers (keys, resolved_combo->mask);
mtk_x11_error_trap_push (xdisplay);
for (i = 0; i < resolved_combo->len; i++)
{
xkb_keycode_t keycode = resolved_combo->keycodes[i];
meta_topic (META_DEBUG_KEYBINDINGS,
"%s keybinding keycode %d mask 0x%x on 0x%lx",
grab ? "Grabbing" : "Ungrabbing",
keycode, resolved_combo->mask, xwindow);
if (grab)
XIGrabKeycode (xdisplay,
META_VIRTUAL_CORE_KEYBOARD_ID,
keycode, xwindow,
XIGrabModeSync, XIGrabModeAsync,
False, &mask, mods->len, (XIGrabModifiers *)mods->data);
else
XIUngrabKeycode (xdisplay,
META_VIRTUAL_CORE_KEYBOARD_ID,
keycode, xwindow,
mods->len, (XIGrabModifiers *)mods->data);
}
XSync (xdisplay, False);
mtk_x11_error_trap_pop (xdisplay);
g_array_free (mods, TRUE);
}
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;
/* Ignore the key bindings marked as META_KEY_BINDING_NO_AUTO_GRAB,
* those are handled separately
*/
if (binding->flags & META_KEY_BINDING_NO_AUTO_GRAB)
return;
if (binding->resolved_combo.len == 0)
return;
meta_change_keygrab (data->keys, data->xwindow, data->grab, &binding->resolved_combo);
}
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
maybe_update_locate_pointer_keygrab (MetaDisplay *display,
gboolean grab)
{
MetaKeyBindingManager *keys = &display->key_binding_manager;
if (!display->x11_display)
return;
if (keys->locate_pointer_resolved_key_combo.len != 0)
meta_change_keygrab (keys, display->x11_display->xroot,
(!!grab & !!meta_prefs_is_locate_pointer_enabled()),
&keys->locate_pointer_resolved_key_combo);
}
static void
meta_x11_display_change_keygrabs (MetaX11Display *x11_display,
gboolean grab)
{
MetaKeyBindingManager *keys = &x11_display->display->key_binding_manager;
int i;
if (keys->overlay_resolved_key_combo.len != 0)
meta_change_keygrab (keys, x11_display->xroot,
grab, &keys->overlay_resolved_key_combo);
maybe_update_locate_pointer_keygrab (x11_display->display, grab);
for (i = 0; i < keys->n_iso_next_group_combos; i++)
meta_change_keygrab (keys, x11_display->xroot,
grab, &keys->iso_next_group_combo[i]);
change_binding_keygrabs (keys, x11_display->xroot,
FALSE, grab);
}
void
meta_x11_display_grab_keys (MetaX11Display *x11_display)
{
if (x11_display->keys_grabbed)
return;
meta_x11_display_change_keygrabs (x11_display, TRUE);
x11_display->keys_grabbed = TRUE;
}
void
meta_x11_display_ungrab_keys (MetaX11Display *x11_display)
{
if (!x11_display->keys_grabbed)
return;
meta_x11_display_change_keygrabs (x11_display, FALSE);
x11_display->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;
if (meta_is_wayland_compositor ())
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 (!meta_is_wayland_compositor () && 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,
MetaWindow *window,
const ClutterKeyEvent *event,
MetaKeyBinding *binding,
gpointer user_data)
{
MetaKeyBindingManager *keys = &display->key_binding_manager;
guint action = get_keybinding_action (keys, &binding->resolved_combo);
meta_display_accelerator_activate (display, action, event);
}
guint
meta_display_grab_accelerator (MetaDisplay *display,
const char *accelerator,
MetaKeyBindingFlags flags)
{
MetaKeyBindingManager *keys = &display->key_binding_manager;
MetaKeyBinding *binding;
MetaKeyGrab *grab;
MetaKeyCombo combo = { 0 };
MetaResolvedKeyCombo resolved_combo = { NULL, 0 };
if (!meta_parse_accelerator (accelerator, &combo))
{
meta_topic (META_DEBUG_KEYBINDINGS,
"Failed to parse accelerator");
meta_warning ("\"%s\" is not a valid accelerator", accelerator);
return META_KEYBINDING_ACTION_NONE;
}
resolve_key_combo (keys, &combo, &resolved_combo);
if (resolved_combo.len == 0)
return META_KEYBINDING_ACTION_NONE;
if (get_keybinding (keys, &resolved_combo))
{
resolved_key_combo_reset (&resolved_combo);
return META_KEYBINDING_ACTION_NONE;
}
if (!meta_is_wayland_compositor ())
{
meta_change_keygrab (keys, display->x11_display->xroot,
TRUE, &resolved_combo);
}
grab = g_new0 (MetaKeyGrab, 1);
grab->action = next_dynamic_keybinding_action ();
grab->name = meta_external_binding_name_for_action (grab->action);
grab->combo = combo;
grab->flags = flags;
g_hash_table_insert (external_grabs, grab->name, grab);
binding = g_new0 (MetaKeyBinding, 1);
binding->name = grab->name;
binding->handler = HANDLER ("external-grab");
binding->combo = combo;
binding->resolved_combo = resolved_combo;
binding->flags = flags;
g_hash_table_add (keys->key_bindings, binding);
index_binding (keys, binding);
return grab->action;
}
gboolean
meta_display_ungrab_accelerator (MetaDisplay *display,
guint action)
{
MetaKeyBindingManager *keys = &display->key_binding_manager;
MetaKeyBinding *binding;
MetaKeyGrab *grab;
g_autofree char *key = NULL;
MetaResolvedKeyCombo resolved_combo = { NULL, 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;
resolve_key_combo (keys, &grab->combo, &resolved_combo);
binding = get_keybinding (keys, &resolved_combo);
if (binding)
{
int i;
if (!meta_is_wayland_compositor ())
{
meta_change_keygrab (keys, display->x11_display->xroot,
FALSE, &binding->resolved_combo);
}
for (i = 0; i < binding->resolved_combo.len; i++)
{
guint32 index_key = key_combo_key (&binding->resolved_combo, i);
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);
resolved_key_combo_reset (&resolved_combo);
return TRUE;
}
static gboolean
grab_keyboard (MetaBackend *backend,
Window xwindow,
uint32_t timestamp,
int grab_mode)
{
MetaBackendX11 *backend_x11;
Display *xdisplay;
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);
if (meta_is_wayland_compositor ())
return TRUE;
/* Grab the keyboard, so we get key releases and all key
* presses
*/
backend_x11 = META_BACKEND_X11 (backend);
xdisplay = meta_backend_x11_get_xdisplay (backend_x11);
/* 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 (MetaBackend *backend,
uint32_t timestamp)
{
MetaBackendX11 *backend_x11;
Display *xdisplay;
if (meta_is_wayland_compositor ())
return;
backend_x11 = META_BACKEND_X11 (backend);
xdisplay = meta_backend_x11_get_xdisplay (backend_x11);
XIUngrabDevice (xdisplay, META_VIRTUAL_CORE_KEYBOARD_ID, timestamp);
}
void
meta_display_freeze_keyboard (MetaDisplay *display, guint32 timestamp)
{
MetaContext *context = meta_display_get_context (display);
MetaBackend *backend = meta_context_get_backend (context);
if (!META_IS_BACKEND_X11 (backend))
return;
Window window = meta_backend_x11_get_xwindow (META_BACKEND_X11 (backend));
grab_keyboard (backend, window, timestamp, XIGrabModeSync);
}
void
meta_display_ungrab_keyboard (MetaDisplay *display, guint32 timestamp)
{
MetaContext *context = meta_display_get_context (display);
MetaBackend *backend = meta_context_get_backend (context);
ungrab_keyboard (backend, timestamp);
}
void
meta_display_unfreeze_keyboard (MetaDisplay *display, guint32 timestamp)
{
MetaContext *context = meta_display_get_context (display);
MetaBackend *backend = meta_context_get_backend (context);
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 void
invoke_handler (MetaDisplay *display,
MetaKeyHandler *handler,
MetaWindow *window,
const ClutterKeyEvent *event,
MetaKeyBinding *binding)
{
if (handler->func)
(* handler->func) (display,
handler->flags & META_KEY_BINDING_PER_WINDOW ?
window : NULL,
event,
binding,
handler->user_data);
else
(* handler->default_func) (display,
handler->flags & META_KEY_BINDING_PER_WINDOW ?
window: NULL,
event,
binding,
NULL);
}
static gboolean
meta_key_binding_has_handler_func (MetaKeyBinding *binding)
{
return (!!binding->handler->func || !!binding->handler->default_func);
}
static gboolean
process_event (MetaDisplay *display,
MetaWindow *window,
ClutterKeyEvent *event)
{
MetaKeyBindingManager *keys = &display->key_binding_manager;
xkb_keycode_t keycode =
(xkb_keycode_t) clutter_event_get_key_code ((ClutterEvent *) event);
MetaResolvedKeyCombo resolved_combo = { &keycode, 1 };
MetaKeyBinding *binding;
/* we used to have release-based bindings but no longer. */
if (clutter_event_type ((ClutterEvent *) event) == CLUTTER_KEY_RELEASE)
return FALSE;
resolved_combo.mask =
mask_from_event_params (keys,
clutter_event_get_state ((ClutterEvent *) event));
binding = get_keybinding (keys, &resolved_combo);
if (!binding)
goto not_found;
if (!window && binding->flags & META_KEY_BINDING_PER_WINDOW)
goto not_found;
if (binding->flags & META_KEY_BINDING_CUSTOM_TRIGGER)
goto not_found;
if (binding->handler == NULL)
meta_bug ("Binding %s has no handler", binding->name);
if (!meta_key_binding_has_handler_func (binding))
goto not_found;
if (display->focus_window &&
!(binding->handler->flags & META_KEY_BINDING_NON_MASKABLE))
{
ClutterInputDevice *source;
source = clutter_event_get_source_device ((ClutterEvent *) event);
if (meta_window_shortcuts_inhibited (display->focus_window, source))
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 (clutter_event_get_flags ((ClutterEvent *) event) & CLUTTER_EVENT_FLAG_REPEATED &&
binding->flags & META_KEY_BINDING_IGNORE_AUTOREPEAT)
{
meta_topic (META_DEBUG_KEYBINDINGS,
"Ignore autorepeat for handler %s",
binding->name);
return TRUE;
}
meta_topic (META_DEBUG_KEYBINDINGS,
"Running handler for %s",
binding->name);
invoke_handler (display, binding->handler, window, event, binding);
return TRUE;
not_found:
meta_topic (META_DEBUG_KEYBINDINGS,
"No handler found for this event in this binding table");
return FALSE;
}
static gboolean
process_special_modifier_key (MetaDisplay *display,
ClutterKeyEvent *event,
MetaWindow *window,
gboolean *modifier_press_only,
MetaResolvedKeyCombo *resolved_key_combo,
GFunc trigger_callback)
{
MetaKeyBindingManager *keys = &display->key_binding_manager;
MetaBackend *backend = keys->backend;
ClutterInputDevice *device;
ClutterModifierType modifiers;
uint32_t time_ms;
uint32_t hardware_keycode;
Display *xdisplay;
if (META_IS_BACKEND_X11 (backend))
xdisplay = meta_backend_x11_get_xdisplay (META_BACKEND_X11 (backend));
else
xdisplay = NULL;
hardware_keycode = clutter_event_get_key_code ((ClutterEvent *) event);
time_ms = clutter_event_get_time ((ClutterEvent *) event);
device = clutter_event_get_device ((ClutterEvent *) event);
modifiers = clutter_event_get_state ((ClutterEvent *) event);
if (*modifier_press_only)
{
if (! resolved_key_combo_has_keycode (resolved_key_combo, hardware_keycode))
{
*modifier_press_only = FALSE;
/* If this is a wayland session, we can avoid the shenanigans
* about passive grabs below, and let the event continue to
* be processed through the regular paths.
*/
if (!xdisplay)
return FALSE;
/* OK, the user hit modifier+key rather than pressing and
* releasing the modifier key alone. 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, 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,
meta_input_device_x11_get_device_id (device),
XIAsyncDevice, time_ms);
}
}
else
{
/* Replay the event so it gets delivered to our
* per-window key bindings or to the application */
if (xdisplay)
{
XIAllowEvents (xdisplay,
meta_input_device_x11_get_device_id (device),
XIReplayDevice, time_ms);
}
}
}
else if (clutter_event_type ((ClutterEvent *) event) == CLUTTER_KEY_RELEASE)
{
MetaKeyBinding *binding;
*modifier_press_only = 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,
meta_input_device_x11_get_device_id (device),
XIAsyncDevice, time_ms);
}
binding = get_keybinding (keys, resolved_key_combo);
if (binding &&
meta_compositor_filter_keybinding (display->compositor, binding))
return TRUE;
trigger_callback (display, NULL);
}
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, modifier_press_only 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,
meta_input_device_x11_get_device_id (device),
XIAsyncDevice, time_ms);
}
}
return TRUE;
}
else if (clutter_event_type ((ClutterEvent *) event) == CLUTTER_KEY_PRESS &&
((modifiers & ~(IGNORED_MODIFIERS)) & CLUTTER_MODIFIER_MASK) == 0 &&
resolved_key_combo_has_keycode (resolved_key_combo, hardware_keycode))
{
*modifier_press_only = TRUE;
/* We keep the keyboard frozen - this allows us to use ReplayKeyboard
* on the next event if it's not the release of the modifier key */
if (xdisplay)
{
XIAllowEvents (xdisplay,
meta_input_device_x11_get_device_id (device),
XISyncDevice, time_ms);
}
return TRUE;
}
else
return FALSE;
}
static gboolean
process_overlay_key (MetaDisplay *display,
ClutterKeyEvent *event,
MetaWindow *window)
{
MetaKeyBindingManager *keys = &display->key_binding_manager;
if (display->focus_window && !keys->overlay_key_only_pressed)
{
ClutterInputDevice *source;
source = clutter_event_get_source_device ((ClutterEvent *) event);
if (meta_window_shortcuts_inhibited (display->focus_window, source))
return FALSE;
}
return process_special_modifier_key (display,
event,
window,
&keys->overlay_key_only_pressed,
&keys->overlay_resolved_key_combo,
(GFunc) meta_display_overlay_key_activate);
}
static void
handle_locate_pointer (MetaDisplay *display)
{
meta_compositor_locate_pointer (display->compositor);
}
static gboolean
process_locate_pointer_key (MetaDisplay *display,
ClutterKeyEvent *event,
MetaWindow *window)
{
MetaKeyBindingManager *keys = &display->key_binding_manager;
return process_special_modifier_key (display,
event,
window,
&keys->locate_pointer_key_only_pressed,
&keys->locate_pointer_resolved_key_combo,
(GFunc) handle_locate_pointer);
}
static gboolean
process_iso_next_group (MetaDisplay *display,
ClutterKeyEvent *event)
{
MetaKeyBindingManager *keys = &display->key_binding_manager;
gboolean activate;
xkb_keycode_t keycode =
(xkb_keycode_t) clutter_event_get_key_code ((ClutterEvent *) event);
xkb_mod_mask_t mask;
int i, j;
if (clutter_event_type ((ClutterEvent *) event) == CLUTTER_KEY_RELEASE)
return FALSE;
activate = FALSE;
mask = mask_from_event_params (keys,
clutter_event_get_state ((ClutterEvent *) event));
for (i = 0; i < keys->n_iso_next_group_combos; ++i)
{
for (j = 0; j < keys->iso_next_group_combo[i].len; ++j)
{
if (keycode == keys->iso_next_group_combo[i].keycodes[j] &&
mask == keys->iso_next_group_combo[i].mask)
{
/* 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,
clutter_event_get_time ((ClutterEvent *) event));
activate = TRUE;
break;
}
}
}
return activate;
}
static gboolean
process_key_event (MetaDisplay *display,
MetaWindow *window,
ClutterKeyEvent *event)
{
if (process_overlay_key (display, event, window))
return TRUE;
if (process_locate_pointer_key (display, event, window))
return FALSE; /* Continue with the event even if handled */
if (process_iso_next_group (display, event))
return TRUE;
{
MetaContext *context = meta_display_get_context (display);
MetaBackend *backend = meta_context_get_backend (context);
ClutterInputDevice *device;
if (META_IS_BACKEND_X11 (backend))
{
Display *xdisplay = meta_backend_x11_get_xdisplay (META_BACKEND_X11 (backend));
device = clutter_event_get_device ((ClutterEvent *) event);
XIAllowEvents (xdisplay,
meta_input_device_x11_get_device_id (device),
XIAsyncDevice,
clutter_event_get_time ((ClutterEvent *) event));
}
}
/* Do the normal keybindings */
return process_event (display, 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 (clutter_event_type (event))
{
case CLUTTER_BUTTON_PRESS:
case CLUTTER_BUTTON_RELEASE:
case CLUTTER_TOUCH_BEGIN:
case CLUTTER_TOUCH_END:
case CLUTTER_SCROLL:
keys->overlay_key_only_pressed = FALSE;
keys->locate_pointer_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 void
handle_switch_to_last_workspace (MetaDisplay *display,
MetaWindow *event_window,
const ClutterKeyEvent *event,
MetaKeyBinding *binding,
gpointer user_data)
{
MetaWorkspaceManager *workspace_manager = display->workspace_manager;
gint target = meta_workspace_manager_get_n_workspaces (workspace_manager) - 1;
MetaWorkspace *workspace = meta_workspace_manager_get_workspace_by_index (workspace_manager, target);
meta_workspace_activate (workspace,
clutter_event_get_time ((ClutterEvent *) event));
}
static void
handle_switch_to_workspace (MetaDisplay *display,
MetaWindow *event_window,
const ClutterKeyEvent *event,
MetaKeyBinding *binding,
gpointer user_data)
{
gint which = binding->handler->data;
MetaWorkspaceManager *workspace_manager = display->workspace_manager;
MetaWorkspace *workspace;
if (which < 0)
{
/* Negative workspace numbers are directions with respect to the
* current workspace.
*/
workspace = meta_workspace_get_neighbor (workspace_manager->active_workspace,
which);
}
else
{
workspace = meta_workspace_manager_get_workspace_by_index (workspace_manager, which);
}
if (workspace)
{
meta_workspace_activate (workspace,
clutter_event_get_time ((ClutterEvent *) event));
}
else
{
/* We could offer to create it I suppose */
}
}
static void
handle_maximize_vertically (MetaDisplay *display,
MetaWindow *window,
const ClutterKeyEvent *event,
MetaKeyBinding *binding,
gpointer user_data)
{
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,
MetaWindow *window,
const ClutterKeyEvent *event,
MetaKeyBinding *binding,
gpointer user_data)
{
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,
MetaWindow *window,
const ClutterKeyEvent *event,
MetaKeyBinding *binding,
gpointer user_data)
{
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,
MetaWindow *window,
MetaGravity gravity)
{
MtkRectangle work_area;
MtkRectangle frame_rect;
int new_x, new_y;
if (!window->monitor)
return;
meta_window_get_work_area_current_monitor (window, &work_area);
meta_window_get_frame_rect (window, &frame_rect);
switch (gravity)
{
case META_GRAVITY_NORTH_WEST:
case META_GRAVITY_WEST:
case META_GRAVITY_SOUTH_WEST:
new_x = work_area.x;
break;
case META_GRAVITY_NORTH:
case META_GRAVITY_SOUTH:
new_x = frame_rect.x;
break;
case META_GRAVITY_NORTH_EAST:
case META_GRAVITY_EAST:
case META_GRAVITY_SOUTH_EAST:
new_x = work_area.x + work_area.width - frame_rect.width;
break;
default:
g_assert_not_reached ();
}
switch (gravity)
{
case META_GRAVITY_NORTH_WEST:
case META_GRAVITY_NORTH:
case META_GRAVITY_NORTH_EAST:
new_y = work_area.y;
break;
case META_GRAVITY_WEST:
case META_GRAVITY_EAST:
new_y = frame_rect.y;
break;
case META_GRAVITY_SOUTH_WEST:
case META_GRAVITY_SOUTH:
case META_GRAVITY_SOUTH_EAST:
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,
MetaWindow *window,
const ClutterKeyEvent *event,
MetaKeyBinding *binding,
gpointer user_data)
{
handle_move_to_corner_backend (display, window, META_GRAVITY_NORTH_WEST);
}
static void
handle_move_to_corner_ne (MetaDisplay *display,
MetaWindow *window,
const ClutterKeyEvent *event,
MetaKeyBinding *binding,
gpointer user_data)
{
handle_move_to_corner_backend (display, window, META_GRAVITY_NORTH_EAST);
}
static void
handle_move_to_corner_sw (MetaDisplay *display,
MetaWindow *window,
const ClutterKeyEvent *event,
MetaKeyBinding *binding,
gpointer user_data)
{
handle_move_to_corner_backend (display, window, META_GRAVITY_SOUTH_WEST);
}
static void
handle_move_to_corner_se (MetaDisplay *display,
MetaWindow *window,
const ClutterKeyEvent *event,
MetaKeyBinding *binding,
gpointer user_data)
{
handle_move_to_corner_backend (display, window, META_GRAVITY_SOUTH_EAST);
}
static void
handle_move_to_side_n (MetaDisplay *display,
MetaWindow *window,
const ClutterKeyEvent *event,
MetaKeyBinding *binding,
gpointer user_data)
{
handle_move_to_corner_backend (display, window, META_GRAVITY_NORTH);
}
static void
handle_move_to_side_s (MetaDisplay *display,
MetaWindow *window,
const ClutterKeyEvent *event,
MetaKeyBinding *binding,
gpointer user_data)
{
handle_move_to_corner_backend (display, window, META_GRAVITY_SOUTH);
}
static void
handle_move_to_side_e (MetaDisplay *display,
MetaWindow *window,
const ClutterKeyEvent *event,
MetaKeyBinding *binding,
gpointer user_data)
{
handle_move_to_corner_backend (display, window, META_GRAVITY_EAST);
}
static void
handle_move_to_side_w (MetaDisplay *display,
MetaWindow *window,
const ClutterKeyEvent *event,
MetaKeyBinding *binding,
gpointer user_data)
{
handle_move_to_corner_backend (display, window, META_GRAVITY_WEST);
}
static void
handle_move_to_center (MetaDisplay *display,
MetaWindow *window,
const ClutterKeyEvent *event,
MetaKeyBinding *binding,
gpointer user_data)
{
MtkRectangle work_area;
MtkRectangle frame_rect;
meta_window_get_work_area_current_monitor (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,
MetaWindow *window,
const ClutterKeyEvent *event,
MetaKeyBinding *binding,
gpointer user_data)
{
MetaWorkspaceManager *workspace_manager = display->workspace_manager;
if (workspace_manager->active_workspace->showing_desktop)
{
meta_workspace_manager_unshow_desktop (workspace_manager);
meta_workspace_focus_default_window (workspace_manager->active_workspace,
NULL,
clutter_event_get_time ((ClutterEvent *) event));
}
else
{
meta_workspace_manager_show_desktop (workspace_manager,
clutter_event_get_time ((ClutterEvent *) event));
}
}
static void
handle_activate_window_menu (MetaDisplay *display,
MetaWindow *event_window,
const ClutterKeyEvent *event,
MetaKeyBinding *binding,
gpointer user_data)
{
if (display->focus_window)
{
int x, y;
MtkRectangle frame_rect;
MtkRectangle 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,
MetaWindow *event_window,
const ClutterKeyEvent *event,
MetaKeyBinding *binding,
gboolean backward)
{
MetaWorkspaceManager *workspace_manager = display->workspace_manager;
MetaTabList type = binding->handler->data;
MetaWindow *window;
meta_topic (META_DEBUG_KEYBINDINGS,
"Tab list = %u", type);
window = meta_display_get_tab_next (display,
type,
workspace_manager->active_workspace,
NULL,
backward);
if (window)
{
meta_window_activate (window,
clutter_event_get_time ((ClutterEvent *) event));
}
}
static void
handle_switch (MetaDisplay *display,
MetaWindow *event_window,
const ClutterKeyEvent *event,
MetaKeyBinding *binding,
gpointer user_data)
{
gboolean backwards = meta_key_binding_is_reversed (binding);
do_choose_window (display, event_window, event, binding, backwards);
}
static void
handle_cycle (MetaDisplay *display,
MetaWindow *event_window,
const ClutterKeyEvent *event,
MetaKeyBinding *binding,
gpointer user_data)
{
gboolean backwards = meta_key_binding_is_reversed (binding);
do_choose_window (display, event_window, event, binding, backwards);
}
static void
handle_toggle_fullscreen (MetaDisplay *display,
MetaWindow *window,
const ClutterKeyEvent *event,
MetaKeyBinding *binding,
gpointer user_data)
{
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,
MetaWindow *window,
const ClutterKeyEvent *event,
MetaKeyBinding *binding,
gpointer user_data)
{
if (window->wm_state_above)
meta_window_unmake_above (window);
else
meta_window_make_above (window);
}
static void
handle_toggle_tiled (MetaDisplay *display,
MetaWindow *window,
const ClutterKeyEvent *event,
MetaKeyBinding *binding,
gpointer user_data)
{
MetaTileMode mode = binding->handler->data;
if ((META_WINDOW_TILED_LEFT (window) && mode == META_TILE_LEFT) ||
(META_WINDOW_TILED_RIGHT (window) && mode == META_TILE_RIGHT))
{
meta_window_untile (window);
}
else if (meta_window_can_tile_side_by_side (window))
{
window->tile_monitor_number = window->monitor->number;
/* 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, mode);
}
}
static void
handle_toggle_maximized (MetaDisplay *display,
MetaWindow *window,
const ClutterKeyEvent *event,
MetaKeyBinding *binding,
gpointer user_data)
{
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,
MetaWindow *window,
const ClutterKeyEvent *event,
MetaKeyBinding *binding,
gpointer user_data)
{
if (window->has_maximize_func)
meta_window_maximize (window, META_MAXIMIZE_BOTH);
}
static void
handle_unmaximize (MetaDisplay *display,
MetaWindow *window,
const ClutterKeyEvent *event,
MetaKeyBinding *binding,
gpointer user_data)
{
if (window->maximized_vertically || window->maximized_horizontally)
meta_window_unmaximize (window, META_MAXIMIZE_BOTH);
}
static void
handle_close (MetaDisplay *display,
MetaWindow *window,
const ClutterKeyEvent *event,
MetaKeyBinding *binding,
gpointer user_data)
{
if (window->has_close_func)
{
meta_window_delete (window,
clutter_event_get_time ((ClutterEvent *) event));
}
}
static void
handle_minimize (MetaDisplay *display,
MetaWindow *window,
const ClutterKeyEvent *event,
MetaKeyBinding *binding,
gpointer user_data)
{
if (window->has_minimize_func)
meta_window_minimize (window);
}
static void
handle_begin_move (MetaDisplay *display,
MetaWindow *window,
const ClutterKeyEvent *event,
MetaKeyBinding *binding,
gpointer user_data)
{
if (window->has_move_func)
{
MetaContext *context = meta_display_get_context (display);
MetaBackend *backend = meta_context_get_backend (context);
ClutterBackend *clutter_backend = meta_backend_get_clutter_backend (backend);
ClutterSeat *seat = clutter_backend_get_default_seat (clutter_backend);
ClutterInputDevice *device;
device = clutter_seat_get_pointer (seat);
meta_window_begin_grab_op (window,
META_GRAB_OP_KEYBOARD_MOVING |
META_GRAB_OP_WINDOW_FLAG_UNCONSTRAINED,
device, NULL,
clutter_event_get_time ((ClutterEvent *) event));
}
}
static void
handle_begin_resize (MetaDisplay *display,
MetaWindow *window,
const ClutterKeyEvent *event,
MetaKeyBinding *binding,
gpointer user_data)
{
if (window->has_resize_func)
{
MetaContext *context = meta_display_get_context (display);
MetaBackend *backend = meta_context_get_backend (context);
ClutterBackend *clutter_backend = meta_backend_get_clutter_backend (backend);
ClutterSeat *seat = clutter_backend_get_default_seat (clutter_backend);
ClutterInputDevice *device;
device = clutter_seat_get_pointer (seat);
meta_window_begin_grab_op (window,
META_GRAB_OP_KEYBOARD_RESIZING_UNKNOWN |
META_GRAB_OP_WINDOW_FLAG_UNCONSTRAINED,
device, NULL,
clutter_event_get_time ((ClutterEvent *) event));
}
}
static void
handle_toggle_on_all_workspaces (MetaDisplay *display,
MetaWindow *window,
const ClutterKeyEvent *event,
MetaKeyBinding *binding,
gpointer user_data)
{
if (window->on_all_workspaces_requested)
meta_window_unstick (window);
else
meta_window_stick (window);
}
static void
handle_move_to_workspace_last (MetaDisplay *display,
MetaWindow *window,
const ClutterKeyEvent *event,
MetaKeyBinding *binding,
gpointer user_data)
{
MetaWorkspaceManager *workspace_manager = display->workspace_manager;
gint which;
MetaWorkspace *workspace;
if (window->always_sticky)
return;
which = meta_workspace_manager_get_n_workspaces (workspace_manager) - 1;
workspace = meta_workspace_manager_get_workspace_by_index (workspace_manager, which);
meta_window_change_workspace (window, workspace);
}
static void
handle_move_to_workspace (MetaDisplay *display,
MetaWindow *window,
const ClutterKeyEvent *event,
MetaKeyBinding *binding,
gpointer user_data)
{
MetaWorkspaceManager *workspace_manager = display->workspace_manager;
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 (workspace_manager->active_workspace,
which);
}
else
{
workspace = meta_workspace_manager_get_workspace_by_index (workspace_manager, 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.");
meta_display_clear_mouse_mode (workspace->display);
meta_workspace_activate_with_focus (workspace,
window,
clutter_event_get_time ((ClutterEvent *) event));
}
}
else
{
/* We could offer to create it I suppose */
}
}
static void
handle_move_to_monitor (MetaDisplay *display,
MetaWindow *window,
const ClutterKeyEvent *event,
MetaKeyBinding *binding,
gpointer user_data)
{
MetaContext *context = meta_display_get_context (display);
MetaBackend *backend = meta_context_get_backend (context);
MetaMonitorManager *monitor_manager =
meta_backend_get_monitor_manager (backend);
gint which = binding->handler->data;
MetaLogicalMonitor *current, *new;
current = window->monitor;
new = meta_monitor_manager_get_logical_monitor_neighbor (monitor_manager,
current, which);
if (new == NULL)
return;
meta_window_move_to_monitor (window, new->number);
}
static void
handle_raise_or_lower (MetaDisplay *display,
MetaWindow *window,
const ClutterKeyEvent *event,
MetaKeyBinding *binding,
gpointer user_data)
{
/* Get window at pointer */
MetaWindow *above = NULL;
/* Check if top */
if (meta_stack_get_top (window->display->stack) == window)
{
meta_window_lower (window);
return;
}
/* else check if windows in same layer are intersecting it */
above = meta_stack_get_above (window->display->stack, window, TRUE);
while (above)
{
MtkRectangle tmp, win_rect, above_rect;
if (above->mapped && meta_window_should_be_showing (above))
{
meta_window_get_frame_rect (window, &win_rect);
meta_window_get_frame_rect (above, &above_rect);
/* Check if obscured */
if (mtk_rectangle_intersect (&win_rect, &above_rect, &tmp))
{
meta_window_raise (window);
return;
}
}
above = meta_stack_get_above (window->display->stack, above, TRUE);
}
/* window is not obscured */
meta_window_lower (window);
}
static void
handle_raise (MetaDisplay *display,
MetaWindow *window,
const ClutterKeyEvent *event,
MetaKeyBinding *binding,
gpointer user_data)
{
meta_window_raise (window);
}
static void
handle_lower (MetaDisplay *display,
MetaWindow *window,
const ClutterKeyEvent *event,
MetaKeyBinding *binding,
gpointer user_data)
{
meta_window_lower (window);
}
static void
handle_set_spew_mark (MetaDisplay *display,
MetaWindow *window,
const ClutterKeyEvent *event,
MetaKeyBinding *binding,
gpointer user_data)
{
meta_verbose ("-- MARK MARK MARK MARK --");
}
#ifdef HAVE_NATIVE_BACKEND
static void
handle_switch_vt (MetaDisplay *display,
MetaWindow *window,
const ClutterKeyEvent *event,
MetaKeyBinding *binding,
gpointer user_data)
{
MetaContext *context = meta_display_get_context (display);
MetaBackend *backend = meta_context_get_backend (context);
gint vt = binding->handler->data;
GError *error = NULL;
if (!meta_backend_native_activate_vt (META_BACKEND_NATIVE (backend),
vt, &error))
{
g_warning ("Failed to switch VT: %s", error->message);
g_error_free (error);
}
}
#endif /* HAVE_NATIVE_BACKEND */
static void
handle_switch_monitor (MetaDisplay *display,
MetaWindow *window,
const ClutterKeyEvent *event,
MetaKeyBinding *binding,
gpointer user_data)
{
MetaContext *context = meta_display_get_context (display);
MetaBackend *backend = meta_context_get_backend (context);
MetaMonitorManager *monitor_manager =
meta_backend_get_monitor_manager (backend);
MetaMonitorSwitchConfigType config_type =
meta_monitor_manager_get_switch_config (monitor_manager);
if (!meta_monitor_manager_can_switch_config (monitor_manager))
return;
config_type = (config_type + 1) % (META_MONITOR_SWITCH_CONFIG_UNKNOWN);
meta_monitor_manager_switch_config (monitor_manager, config_type);
}
static void
handle_rotate_monitor (MetaDisplay *display,
MetaWindow *window,
const ClutterKeyEvent *event,
MetaKeyBinding *binding,
gpointer user_data)
{
MetaContext *context = meta_display_get_context (display);
MetaBackend *backend = meta_context_get_backend (context);
MetaMonitorManager *monitor_manager =
meta_backend_get_monitor_manager (backend);
meta_monitor_manager_rotate_monitor (monitor_manager);
}
static void
handle_cancel_input_capture (MetaDisplay *display,
MetaWindow *window,
const ClutterKeyEvent *event,
MetaKeyBinding *binding,
gpointer user_data)
{
meta_display_cancel_input_capture (display);
}
static void
handle_restore_shortcuts (MetaDisplay *display,
MetaWindow *window,
const ClutterKeyEvent *event,
MetaKeyBinding *binding,
gpointer user_data)
{
ClutterInputDevice *source;
if (!display->focus_window)
return;
source = clutter_event_get_source_device ((ClutterEvent *) event);
meta_topic (META_DEBUG_KEYBINDINGS, "Restoring normal keyboard shortcuts");
meta_window_force_restore_shortcuts (display->focus_window, source);
}
/**
* 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_KEY_BINDING_IGNORE_AUTOREPEAT,
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_KEY_BINDING_IGNORE_AUTOREPEAT,
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_KEY_BINDING_IGNORE_AUTOREPEAT,
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_KEY_BINDING_IGNORE_AUTOREPEAT,
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_KEY_BINDING_IGNORE_AUTOREPEAT,
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_KEY_BINDING_IGNORE_AUTOREPEAT,
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_KEY_BINDING_IGNORE_AUTOREPEAT,
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_KEY_BINDING_IGNORE_AUTOREPEAT,
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_KEY_BINDING_IGNORE_AUTOREPEAT,
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_KEY_BINDING_IGNORE_AUTOREPEAT,
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_KEY_BINDING_IGNORE_AUTOREPEAT,
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_KEY_BINDING_IGNORE_AUTOREPEAT,
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-run-dialog",
common_keybindings,
META_KEY_BINDING_NONE,
META_KEYBINDING_ACTION_PANEL_RUN_DIALOG,
NULL, 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);
add_builtin_keybinding (display,
"switch-monitor",
mutter_keybindings,
META_KEY_BINDING_NONE,
META_KEYBINDING_ACTION_SWITCH_MONITOR,
handle_switch_monitor, 0);
add_builtin_keybinding (display,
"rotate-monitor",
mutter_keybindings,
META_KEY_BINDING_NONE,
META_KEYBINDING_ACTION_ROTATE_MONITOR,
handle_rotate_monitor, 0);
add_builtin_keybinding (display,
"cancel-input-capture",
mutter_keybindings,
META_KEY_BINDING_IGNORE_AUTOREPEAT |
META_KEY_BINDING_CUSTOM_TRIGGER,
META_KEYBINDING_ACTION_NONE,
handle_cancel_input_capture, 0);
#ifdef HAVE_NATIVE_BACKEND
MetaContext *context = meta_display_get_context (display);
MetaBackend *backend = meta_context_get_backend (context);
if (META_IS_BACKEND_NATIVE (backend))
{
add_builtin_keybinding (display,
"switch-to-session-1",
mutter_wayland_keybindings,
META_KEY_BINDING_NON_MASKABLE,
META_KEYBINDING_ACTION_NONE,
handle_switch_vt, 1);
add_builtin_keybinding (display,
"switch-to-session-2",
mutter_wayland_keybindings,
META_KEY_BINDING_NON_MASKABLE,
META_KEYBINDING_ACTION_NONE,
handle_switch_vt, 2);
add_builtin_keybinding (display,
"switch-to-session-3",
mutter_wayland_keybindings,
META_KEY_BINDING_NON_MASKABLE,
META_KEYBINDING_ACTION_NONE,
handle_switch_vt, 3);
add_builtin_keybinding (display,
"switch-to-session-4",
mutter_wayland_keybindings,
META_KEY_BINDING_NON_MASKABLE,
META_KEYBINDING_ACTION_NONE,
handle_switch_vt, 4);
add_builtin_keybinding (display,
"switch-to-session-5",
mutter_wayland_keybindings,
META_KEY_BINDING_NON_MASKABLE,
META_KEYBINDING_ACTION_NONE,
handle_switch_vt, 5);
add_builtin_keybinding (display,
"switch-to-session-6",
mutter_wayland_keybindings,
META_KEY_BINDING_NON_MASKABLE,
META_KEYBINDING_ACTION_NONE,
handle_switch_vt, 6);
add_builtin_keybinding (display,
"switch-to-session-7",
mutter_wayland_keybindings,
META_KEY_BINDING_NON_MASKABLE,
META_KEYBINDING_ACTION_NONE,
handle_switch_vt, 7);
add_builtin_keybinding (display,
"switch-to-session-8",
mutter_wayland_keybindings,
META_KEY_BINDING_NON_MASKABLE,
META_KEYBINDING_ACTION_NONE,
handle_switch_vt, 8);
add_builtin_keybinding (display,
"switch-to-session-9",
mutter_wayland_keybindings,
META_KEY_BINDING_NON_MASKABLE,
META_KEYBINDING_ACTION_NONE,
handle_switch_vt, 9);
add_builtin_keybinding (display,
"switch-to-session-10",
mutter_wayland_keybindings,
META_KEY_BINDING_NON_MASKABLE,
META_KEYBINDING_ACTION_NONE,
handle_switch_vt, 10);
add_builtin_keybinding (display,
"switch-to-session-11",
mutter_wayland_keybindings,
META_KEY_BINDING_NON_MASKABLE,
META_KEYBINDING_ACTION_NONE,
handle_switch_vt, 11);
add_builtin_keybinding (display,
"switch-to-session-12",
mutter_wayland_keybindings,
META_KEY_BINDING_NON_MASKABLE,
META_KEYBINDING_ACTION_NONE,
handle_switch_vt, 12);
}
#endif /* HAVE_NATIVE_BACKEND */
add_builtin_keybinding (display,
"restore-shortcuts",
mutter_wayland_keybindings,
META_KEY_BINDING_NON_MASKABLE,
META_KEYBINDING_ACTION_NONE,
handle_restore_shortcuts, 0);
/************************ 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_KEY_BINDING_IGNORE_AUTOREPEAT,
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_KEY_BINDING_IGNORE_AUTOREPEAT,
META_KEYBINDING_ACTION_TOGGLE_FULLSCREEN,
handle_toggle_fullscreen, 0);
add_builtin_keybinding (display,
"toggle-maximized",
common_keybindings,
META_KEY_BINDING_PER_WINDOW |
META_KEY_BINDING_IGNORE_AUTOREPEAT,
META_KEYBINDING_ACTION_TOGGLE_MAXIMIZED,
handle_toggle_maximized, 0);
add_builtin_keybinding (display,
"toggle-tiled-left",
mutter_keybindings,
META_KEY_BINDING_PER_WINDOW |
META_KEY_BINDING_IGNORE_AUTOREPEAT,
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_KEY_BINDING_IGNORE_AUTOREPEAT,
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_KEY_BINDING_IGNORE_AUTOREPEAT,
META_KEYBINDING_ACTION_TOGGLE_ABOVE,
handle_toggle_above, 0);
add_builtin_keybinding (display,
"maximize",
common_keybindings,
META_KEY_BINDING_PER_WINDOW |
META_KEY_BINDING_IGNORE_AUTOREPEAT,
META_KEYBINDING_ACTION_MAXIMIZE,
handle_maximize, 0);
add_builtin_keybinding (display,
"unmaximize",
common_keybindings,
META_KEY_BINDING_PER_WINDOW |
META_KEY_BINDING_IGNORE_AUTOREPEAT,
META_KEYBINDING_ACTION_UNMAXIMIZE,
handle_unmaximize, 0);
add_builtin_keybinding (display,
"minimize",
common_keybindings,
META_KEY_BINDING_PER_WINDOW |
META_KEY_BINDING_IGNORE_AUTOREPEAT,
META_KEYBINDING_ACTION_MINIMIZE,
handle_minimize, 0);
add_builtin_keybinding (display,
"close",
common_keybindings,
META_KEY_BINDING_PER_WINDOW |
META_KEY_BINDING_IGNORE_AUTOREPEAT,
META_KEYBINDING_ACTION_CLOSE,
handle_close, 0);
add_builtin_keybinding (display,
"begin-move",
common_keybindings,
META_KEY_BINDING_PER_WINDOW |
META_KEY_BINDING_IGNORE_AUTOREPEAT,
META_KEYBINDING_ACTION_BEGIN_MOVE,
handle_begin_move, 0);
add_builtin_keybinding (display,
"begin-resize",
common_keybindings,
META_KEY_BINDING_PER_WINDOW |
META_KEY_BINDING_IGNORE_AUTOREPEAT,
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_KEY_BINDING_IGNORE_AUTOREPEAT,
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_KEY_BINDING_IGNORE_AUTOREPEAT,
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_KEY_BINDING_IGNORE_AUTOREPEAT,
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_KEY_BINDING_IGNORE_AUTOREPEAT,
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_KEY_BINDING_IGNORE_AUTOREPEAT,
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_KEY_BINDING_IGNORE_AUTOREPEAT,
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_KEY_BINDING_IGNORE_AUTOREPEAT,
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_KEY_BINDING_IGNORE_AUTOREPEAT,
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_KEY_BINDING_IGNORE_AUTOREPEAT,
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_KEY_BINDING_IGNORE_AUTOREPEAT,
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_KEY_BINDING_IGNORE_AUTOREPEAT,
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_KEY_BINDING_IGNORE_AUTOREPEAT,
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_KEY_BINDING_IGNORE_AUTOREPEAT,
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_KEY_BINDING_IGNORE_AUTOREPEAT,
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_DISPLAY_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_DISPLAY_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_DISPLAY_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_DISPLAY_UP);
add_builtin_keybinding (display,
"raise-or-lower",
common_keybindings,
META_KEY_BINDING_PER_WINDOW |
META_KEY_BINDING_IGNORE_AUTOREPEAT,
META_KEYBINDING_ACTION_RAISE_OR_LOWER,
handle_raise_or_lower, 0);
add_builtin_keybinding (display,
"raise",
common_keybindings,
META_KEY_BINDING_PER_WINDOW |
META_KEY_BINDING_IGNORE_AUTOREPEAT,
META_KEYBINDING_ACTION_RAISE,
handle_raise, 0);
add_builtin_keybinding (display,
"lower",
common_keybindings,
META_KEY_BINDING_PER_WINDOW |
META_KEY_BINDING_IGNORE_AUTOREPEAT,
META_KEYBINDING_ACTION_LOWER,
handle_lower, 0);
add_builtin_keybinding (display,
"maximize-vertically",
common_keybindings,
META_KEY_BINDING_PER_WINDOW |
META_KEY_BINDING_IGNORE_AUTOREPEAT,
META_KEYBINDING_ACTION_MAXIMIZE_VERTICALLY,
handle_maximize_vertically, 0);
add_builtin_keybinding (display,
"maximize-horizontally",
common_keybindings,
META_KEY_BINDING_PER_WINDOW |
META_KEY_BINDING_IGNORE_AUTOREPEAT,
META_KEYBINDING_ACTION_MAXIMIZE_HORIZONTALLY,
handle_maximize_horizontally, 0);
add_builtin_keybinding (display,
"always-on-top",
common_keybindings,
META_KEY_BINDING_PER_WINDOW |
META_KEY_BINDING_IGNORE_AUTOREPEAT,
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_KEY_BINDING_IGNORE_AUTOREPEAT,
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_KEY_BINDING_IGNORE_AUTOREPEAT,
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_KEY_BINDING_IGNORE_AUTOREPEAT,
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_KEY_BINDING_IGNORE_AUTOREPEAT,
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_KEY_BINDING_IGNORE_AUTOREPEAT,
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_KEY_BINDING_IGNORE_AUTOREPEAT,
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_KEY_BINDING_IGNORE_AUTOREPEAT,
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_KEY_BINDING_IGNORE_AUTOREPEAT,
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_KEY_BINDING_IGNORE_AUTOREPEAT,
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;
MetaContext *context = meta_display_get_context (display);
MetaBackend *backend = meta_context_get_backend (context);
MetaKeyHandler *handler;
keys->backend = backend;
/* 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, (GDestroyNotify) meta_key_binding_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 | META_KEY_BINDING_NO_AUTO_GRAB;
g_hash_table_insert (key_handlers, g_strdup (handler->name), handler);
handler = g_new0 (MetaKeyHandler, 1);
handler->name = g_strdup ("locate-pointer-key");
handler->flags = META_KEY_BINDING_BUILTIN | META_KEY_BINDING_NO_AUTO_GRAB;
g_hash_table_insert (key_handlers, g_strdup (handler->name), 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 (handler->name), 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 (handler->name), 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_combos (keys);
update_window_grab_modifiers (display);
/* Keys are actually grabbed in meta_screen_grab_keys() */
meta_prefs_add_listener (prefs_changed_callback, display);
g_signal_connect_swapped (backend, "keymap-changed",
G_CALLBACK (reload_keybindings), display);
g_signal_connect_swapped (backend, "keymap-layout-group-changed",
G_CALLBACK (reload_keybindings), display);
}
static gboolean
process_keybinding_key_event (MetaDisplay *display,
MetaKeyHandler *handler,
const ClutterKeyEvent *event)
{
MetaKeyBindingManager *keys = &display->key_binding_manager;
xkb_keycode_t keycode =
(xkb_keycode_t) clutter_event_get_key_code ((ClutterEvent *) event);
MetaResolvedKeyCombo resolved_combo = { &keycode, 1 };
MetaKeyBinding *binding;
if (clutter_event_type ((ClutterEvent *) event) == CLUTTER_KEY_RELEASE)
return FALSE;
resolved_combo.mask =
mask_from_event_params (keys,
clutter_event_get_state ((ClutterEvent *) event));
binding = get_keybinding (keys, &resolved_combo);
if (!binding)
return FALSE;
if (handler != binding->handler)
return FALSE;
g_return_val_if_fail (binding->flags & META_KEY_BINDING_CUSTOM_TRIGGER,
FALSE);
invoke_handler (display, binding->handler, NULL, event, binding);
return TRUE;
}
gboolean
meta_display_process_keybinding_event (MetaDisplay *display,
const char *name,
const ClutterEvent *event)
{
MetaKeyHandler *handler;
handler = g_hash_table_lookup (key_handlers, name);
if (!handler)
return FALSE;
switch (clutter_event_type (event))
{
case CLUTTER_KEY_PRESS:
case CLUTTER_KEY_RELEASE:
return process_keybinding_key_event (display, handler,
(ClutterKeyEvent *) event);
default:
return FALSE;
}
}
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