09f5767072
* Add out of bound check for Leader Key sequence array * A shot at advanced C stuff for Leader Key optimization * Revert most changes * Change default back * Include string.h if compiling for ARM * Use sizeof instead of a number
82 lines
2.2 KiB
C
82 lines
2.2 KiB
C
/* Copyright 2016 Jack Humbert
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifdef LEADER_ENABLE
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#include "process_leader.h"
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#ifdef __arm__
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# include <string.h>
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#endif
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#ifndef LEADER_TIMEOUT
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#define LEADER_TIMEOUT 300
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#endif
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__attribute__ ((weak))
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void leader_start(void) {}
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__attribute__ ((weak))
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void leader_end(void) {}
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// Leader key stuff
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bool leading = false;
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uint16_t leader_time = 0;
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uint16_t leader_sequence[5] = {0, 0, 0, 0, 0};
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uint8_t leader_sequence_size = 0;
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void qk_leader_start(void) {
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if (leading) { return; }
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leader_start();
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leading = true;
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leader_time = timer_read();
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leader_sequence_size = 0;
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memset(leader_sequence, 0, sizeof(leader_sequence));
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}
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bool process_leader(uint16_t keycode, keyrecord_t *record) {
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// Leader key set-up
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if (record->event.pressed) {
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if (leading) {
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if (timer_elapsed(leader_time) < LEADER_TIMEOUT) {
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#ifndef LEADER_KEY_STRICT_KEY_PROCESSING
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if ((keycode >= QK_MOD_TAP && keycode <= QK_MOD_TAP_MAX) || (keycode >= QK_LAYER_TAP && keycode <= QK_LAYER_TAP_MAX)) {
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keycode = keycode & 0xFF;
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}
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#endif // LEADER_KEY_STRICT_KEY_PROCESSING
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if ( leader_sequence_size < ( sizeof(leader_sequence) / sizeof(leader_sequence[0]) ) ) {
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leader_sequence[leader_sequence_size] = keycode;
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leader_sequence_size++;
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} else {
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leading = false;
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leader_end();
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}
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#ifdef LEADER_PER_KEY_TIMING
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leader_time = timer_read();
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#endif
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return false;
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}
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} else {
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if (keycode == KC_LEAD) {
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qk_leader_start();
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}
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}
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}
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return true;
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}
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#endif
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