diff options
Diffstat (limited to 'src/3rdparty/xkbcommon/src/x11/x11-state.c')
-rw-r--r-- | src/3rdparty/xkbcommon/src/x11/x11-state.c | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/src/3rdparty/xkbcommon/src/x11/x11-state.c b/src/3rdparty/xkbcommon/src/x11/x11-state.c new file mode 100644 index 0000000000..da7dcc23c2 --- /dev/null +++ b/src/3rdparty/xkbcommon/src/x11/x11-state.c @@ -0,0 +1,71 @@ +/* + * Copyright © 2013 Ran Benita + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER + * DEALINGS IN THE SOFTWARE. + */ + +#include "x11-priv.h" + +static bool +update_initial_state(struct xkb_state *state, xcb_connection_t *conn, + uint16_t device_id) +{ + xcb_xkb_get_state_cookie_t cookie = + xcb_xkb_get_state(conn, device_id); + xcb_xkb_get_state_reply_t *reply = + xcb_xkb_get_state_reply(conn, cookie, NULL); + + if (!reply) + return false; + + xkb_state_update_mask(state, + reply->baseMods, + reply->latchedMods, + reply->lockedMods, + reply->baseGroup, + reply->latchedGroup, + reply->lockedGroup); + + free(reply); + return true; +} + +XKB_EXPORT struct xkb_state * +xkb_x11_state_new_from_device(struct xkb_keymap *keymap, + xcb_connection_t *conn, int32_t device_id) +{ + struct xkb_state *state; + + if (device_id < 0 || device_id > 255) { + log_err_func(keymap->ctx, "illegal device ID: %d", device_id); + return NULL; + } + + state = xkb_state_new(keymap); + if (!state) + return NULL; + + if (!update_initial_state(state, conn, device_id)) { + xkb_state_unref(state); + return NULL; + } + + return state; +} |