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