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keybindings: Use a less hacky method of getting the proper modifier mask

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This is the method Ran suggests as a workaround in
https://github.com/xkbcommon/libxkbcommon/pull/10
This commit is contained in:
Jasper St. Pierre 2014-08-18 15:52:22 -04:00
parent f4f70afe31
commit 5f7b81eb95
4 changed files with 9 additions and 150 deletions
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2
src/Makefile.am
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@ -153,8 +153,6 @@ libmutter_la_SOURCES = \
meta/gradient.h \
core/meta-gesture-tracker.c \
core/meta-gesture-tracker-private.h \
core/xkbcommon-hacks.c \
core/xkbcommon-hacks.h \
core/keybindings.c \
core/keybindings-private.h \
core/main.c \

11
src/core/keybindings.c
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@ -39,7 +39,6 @@
#include "screen-private.h"
#include <meta/prefs.h>
#include "meta-accel-parse.h"
#include "xkbcommon-hacks.h"
#include <linux/input.h>
@ -190,6 +189,7 @@ reload_modmap (MetaKeyBindingManager *keys)
{
MetaBackend *backend = meta_get_backend ();
struct xkb_keymap *keymap = meta_backend_get_keymap (backend);
struct xkb_state *scratch_state;
xkb_mod_mask_t scroll_lock_mask;
/* Modifiers to find. */
@ -203,6 +203,8 @@ reload_modmap (MetaKeyBindingManager *keys)
{ "Super", &keys->super_mask },
};
scratch_state = xkb_state_new (keymap);
gsize i;
for (i = 0; i < G_N_ELEMENTS (mods); i++)
{
@ -210,11 +212,16 @@ reload_modmap (MetaKeyBindingManager *keys)
xkb_mod_index_t idx = xkb_keymap_mod_get_index (keymap, mods[i].name);
if (idx != XKB_MOD_INVALID)
*mask_p = my_xkb_keymap_mod_get_mask (keymap, idx);
{
xkb_state_update_mask (scratch_state, 1 << idx, 0, 0, 0, 0, 0);
*mask_p = xkb_state_serialize_mods (scratch_state, XKB_STATE_MODS_DEPRESSED);
}
else
*mask_p = 0;
}
xkb_state_unref (scratch_state);
keys->ignored_modifier_mask = (scroll_lock_mask | Mod2Mask | LockMask);
meta_topic (META_DEBUG_KEYBINDINGS,

112
src/core/xkbcommon-hacks.c
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@ -1,112 +0,0 @@
/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
/*
* Copyright (C) 2014 Red Hat
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
* 02111-1307, USA.
*
* Written by:
* Jasper St. Pierre <jstpierre@mecheye.net>
*/
#include "config.h"
#include "xkbcommon-hacks.h"
/* Terrible, gross hackery to provide an implementation for xkb_keymap_mod_get_mask.
* Delete when https://github.com/xkbcommon/libxkbcommon/pull/10 is pushed. */
/* The structures here have been pulled from libxkbcommon. */
enum xkb_action_controls {
CONTROL_REPEAT = (1 << 0),
CONTROL_SLOW = (1 << 1),
CONTROL_DEBOUNCE = (1 << 2),
CONTROL_STICKY = (1 << 3),
CONTROL_MOUSEKEYS = (1 << 4),
CONTROL_MOUSEKEYS_ACCEL = (1 << 5),
CONTROL_AX = (1 << 6),
CONTROL_AX_TIMEOUT = (1 << 7),
CONTROL_AX_FEEDBACK = (1 << 8),
CONTROL_BELL = (1 << 9),
CONTROL_IGNORE_GROUP_LOCK = (1 << 10),
CONTROL_ALL = \
(CONTROL_REPEAT | CONTROL_SLOW | CONTROL_DEBOUNCE | CONTROL_STICKY | \
CONTROL_MOUSEKEYS | CONTROL_MOUSEKEYS_ACCEL | CONTROL_AX | \
CONTROL_AX_TIMEOUT | CONTROL_AX_FEEDBACK | CONTROL_BELL | \
CONTROL_IGNORE_GROUP_LOCK)
};
typedef uint32_t xkb_atom_t;
/* Don't allow more modifiers than we can hold in xkb_mod_mask_t. */
#define XKB_MAX_MODS ((xkb_mod_index_t) (sizeof(xkb_mod_mask_t) * 8))
/* These should all go away. */
enum mod_type {
MOD_REAL = (1 << 0),
MOD_VIRT = (1 << 1),
MOD_BOTH = (MOD_REAL | MOD_VIRT),
};
struct xkb_mod {
xkb_atom_t name;
enum mod_type type;
xkb_mod_mask_t mapping; /* vmod -> real mod mapping */
};
struct xkb_mod_set {
struct xkb_mod mods[XKB_MAX_MODS];
unsigned int num_mods;
};
/* Common keyboard description structure */
struct xkb_keymap_real {
struct xkb_context *ctx;
int refcnt;
enum xkb_keymap_compile_flags flags;
enum xkb_keymap_format format;
enum xkb_action_controls enabled_ctrls;
xkb_keycode_t min_key_code;
xkb_keycode_t max_key_code;
void *keys;
/* aliases in no particular order */
unsigned int num_key_aliases;
void *key_aliases;
void *types;
unsigned int num_types;
unsigned int num_sym_interprets;
void *sym_interprets;
struct xkb_mod_set mods;
};
xkb_mod_mask_t
my_xkb_keymap_mod_get_mask(struct xkb_keymap *_keymap, xkb_mod_index_t idx)
{
struct xkb_keymap_real *keymap = (struct xkb_keymap_real *) _keymap;
if (idx >= keymap->mods.num_mods)
return 0;
return keymap->mods.mods[idx].mapping;
}

34
src/core/xkbcommon-hacks.h
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@ -1,34 +0,0 @@
/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
/*
* Copyright (C) 2014 Red Hat
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
* 02111-1307, USA.
*
* Written by:
* Jasper St. Pierre <jstpierre@mecheye.net>
*/
#ifndef XKBCOMMON_HACKS_H
#define XKBCOMMON_HACKS_H
#include <xkbcommon/xkbcommon.h>
xkb_mod_mask_t
my_xkb_keymap_mod_get_mask(struct xkb_keymap *keymap, xkb_mod_index_t idx);
#endif /* XKBCOMMON_HACKS_H */