summaryrefslogtreecommitdiffstats
path: root/quantum/process_keycode/process_auto_shift.c
blob: fcce91849cb30ad68c2c202613af37c155f0deb1 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
/* Copyright 2017 Jeremy Cowgar
 *
 * 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/>.
 */

#ifdef AUTO_SHIFT_ENABLE

#include <stdio.h>

#include "process_auto_shift.h"

#define TAP(key) \
  register_code(key); \
  unregister_code(key)

#define TAP_WITH_MOD(mod, key) \
  register_code(mod); \
  register_code(key); \
  unregister_code(key); \
  unregister_code(mod)

uint16_t autoshift_time = 0;
uint16_t autoshift_timeout = AUTO_SHIFT_TIMEOUT;
uint16_t autoshift_lastkey = KC_NO;

void autoshift_timer_report(void) {
  char display[8];

  snprintf(display, 8, "\n%d\n", autoshift_timeout);

  send_string((const char *)display);
}

void autoshift_on(uint16_t keycode) {
  autoshift_time = timer_read();
  autoshift_lastkey = keycode;
}

void autoshift_flush(void) {
  if (autoshift_lastkey != KC_NO) {
    uint16_t elapsed = timer_elapsed(autoshift_time);

    if (elapsed > autoshift_timeout) {
      register_code(KC_LSFT);
    }

    register_code(autoshift_lastkey);
    unregister_code(autoshift_lastkey);

    if (elapsed > autoshift_timeout) {
      unregister_code(KC_LSFT);
    }

    autoshift_time = 0;
    autoshift_lastkey = KC_NO;
  }
}

bool autoshift_enabled = true;

void autoshift_enable(void) {
    autoshift_enabled = true;
}
void autoshift_disable(void) {
  autoshift_enabled = false;
  autoshift_flush();
}

void autoshift_toggle(void) {
  if (autoshift_enabled) {
    autoshift_enabled = false;
    autoshift_flush();
  }
  else {
    autoshift_enabled = true;
  }
}

bool autoshift_state(void) {
  return autoshift_enabled;
}

bool process_auto_shift(uint16_t keycode, keyrecord_t *record) {
  static uint8_t any_mod_pressed;

  if (record->event.pressed) {
    switch (keycode) {
      case KC_ASUP:
        autoshift_timeout += 5;
        return false;

      case KC_ASDN:
        autoshift_timeout -= 5;
        return false;

      case KC_ASRP:
        autoshift_timer_report();
        return false;

      case KC_ASTG:
        autoshift_toggle();
        return false;
      case KC_ASON:
        autoshift_enable();
        return false;
      case KC_ASOFF:
        autoshift_disable();
        return false;

#ifndef NO_AUTO_SHIFT_ALPHA
      case KC_A:
      case KC_B:
      case KC_C:
      case KC_D:
      case KC_E:
      case KC_F:
      case KC_G:
      case KC_H:
      case KC_I:
      case KC_J:
      case KC_K:
      case KC_L:
      case KC_M:
      case KC_N:
      case KC_O:
      case KC_P:
      case KC_Q:
      case KC_R:
      case KC_S:
      case KC_T:
      case KC_U:
      case KC_V:
      case KC_W:
      case KC_X:
      case KC_Y:
      case KC_Z:
#endif
#ifndef NO_AUTO_SHIFT_NUMERIC
      case KC_1:
      case KC_2:
      case KC_3:
      case KC_4:
      case KC_5:
      case KC_6:
      case KC_7:
      case KC_8:
      case KC_9:
      case KC_0:
#endif
#ifndef NO_AUTO_SHIFT_SPECIAL
      case KC_MINUS:
      case KC_EQL:
      case KC_TAB:
      case KC_LBRC:
      case KC_RBRC:
      case KC_BSLS:
      case KC_SCLN:
      case KC_QUOT:
      case KC_COMM:
      case KC_DOT:
      case KC_SLSH:
#endif

        autoshift_flush();
        if (!autoshift_enabled) return true;

        any_mod_pressed = get_mods() & (
          MOD_BIT(KC_LGUI)|MOD_BIT(KC_RGUI)|
          MOD_BIT(KC_LALT)|MOD_BIT(KC_RALT)|
          MOD_BIT(KC_LCTL)|MOD_BIT(KC_RCTL)|
          MOD_BIT(KC_LSFT)|MOD_BIT(KC_RSFT)
        );

        if (any_mod_pressed) {
          return true;
        }

        autoshift_on(keycode);
        return false;

      default:
        autoshift_flush();
        return true;
    }
  } else {
    autoshift_flush();
  }

  return true;
}

#endif