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Diffstat (limited to '')
| -rw-r--r-- | input/keycodes.c | 379 |
1 files changed, 379 insertions, 0 deletions
diff --git a/input/keycodes.c b/input/keycodes.c new file mode 100644 index 0000000..bca9e17 --- /dev/null +++ b/input/keycodes.c @@ -0,0 +1,379 @@ +/* + * This file is part of mpv. + * + * mpv is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * mpv 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 Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with mpv. If not, see <http://www.gnu.org/licenses/>. + */ + +#include <stddef.h> +#include <string.h> +#include <strings.h> + +#include "misc/bstr.h" +#include "common/common.h" +#include "common/msg.h" + +#include "keycodes.h" + +struct key_name { + int key; + char *name; +}; + +/// The names of the keys as used in input.conf +/// If you add some new keys, you also need to add them here + +static const struct key_name key_names[] = { + { ' ', "SPACE" }, + { '#', "SHARP" }, + { 0x3000, "IDEOGRAPHIC_SPACE" }, + { MP_KEY_ENTER, "ENTER" }, + { MP_KEY_TAB, "TAB" }, + { MP_KEY_BACKSPACE, "BS" }, + { MP_KEY_DELETE, "DEL" }, + { MP_KEY_INSERT, "INS" }, + { MP_KEY_HOME, "HOME" }, + { MP_KEY_END, "END" }, + { MP_KEY_PAGE_UP, "PGUP" }, + { MP_KEY_PAGE_DOWN, "PGDWN" }, + { MP_KEY_ESC, "ESC" }, + { MP_KEY_PRINT, "PRINT" }, + { MP_KEY_RIGHT, "RIGHT" }, + { MP_KEY_LEFT, "LEFT" }, + { MP_KEY_DOWN, "DOWN" }, + { MP_KEY_UP, "UP" }, + { MP_KEY_F+1, "F1" }, + { MP_KEY_F+2, "F2" }, + { MP_KEY_F+3, "F3" }, + { MP_KEY_F+4, "F4" }, + { MP_KEY_F+5, "F5" }, + { MP_KEY_F+6, "F6" }, + { MP_KEY_F+7, "F7" }, + { MP_KEY_F+8, "F8" }, + { MP_KEY_F+9, "F9" }, + { MP_KEY_F+10, "F10" }, + { MP_KEY_F+11, "F11" }, + { MP_KEY_F+12, "F12" }, + { MP_KEY_F+13, "F13" }, + { MP_KEY_F+14, "F14" }, + { MP_KEY_F+15, "F15" }, + { MP_KEY_F+16, "F16" }, + { MP_KEY_F+17, "F17" }, + { MP_KEY_F+18, "F18" }, + { MP_KEY_F+19, "F19" }, + { MP_KEY_F+20, "F20" }, + { MP_KEY_F+21, "F21" }, + { MP_KEY_F+22, "F22" }, + { MP_KEY_F+23, "F23" }, + { MP_KEY_F+24, "F24" }, + { MP_KEY_KP0, "KP0" }, + { MP_KEY_KP1, "KP1" }, + { MP_KEY_KP2, "KP2" }, + { MP_KEY_KP3, "KP3" }, + { MP_KEY_KP4, "KP4" }, + { MP_KEY_KP5, "KP5" }, + { MP_KEY_KP6, "KP6" }, + { MP_KEY_KP7, "KP7" }, + { MP_KEY_KP8, "KP8" }, + { MP_KEY_KP9, "KP9" }, + { MP_KEY_KPDEL, "KP_DEL" }, + { MP_KEY_KPDEC, "KP_DEC" }, + { MP_KEY_KPINS, "KP_INS" }, + { MP_KEY_KPHOME, "KP_HOME" }, + { MP_KEY_KPEND, "KP_END" }, + { MP_KEY_KPPGUP, "KP_PGUP" }, + { MP_KEY_KPPGDOWN, "KP_PGDWN" }, + { MP_KEY_KPRIGHT, "KP_RIGHT" }, + { MP_KEY_KPLEFT, "KP_LEFT" }, + { MP_KEY_KPDOWN, "KP_DOWN" }, + { MP_KEY_KPUP, "KP_UP" }, + { MP_KEY_KPENTER, "KP_ENTER" }, + { MP_MBTN_LEFT, "MBTN_LEFT" }, + { MP_MBTN_MID, "MBTN_MID" }, + { MP_MBTN_RIGHT, "MBTN_RIGHT" }, + { MP_WHEEL_UP, "WHEEL_UP" }, + { MP_WHEEL_DOWN, "WHEEL_DOWN" }, + { MP_WHEEL_LEFT, "WHEEL_LEFT" }, + { MP_WHEEL_RIGHT, "WHEEL_RIGHT" }, + { MP_MBTN_BACK, "MBTN_BACK" }, + { MP_MBTN_FORWARD, "MBTN_FORWARD" }, + { MP_MBTN9, "MBTN9" }, + { MP_MBTN10, "MBTN10" }, + { MP_MBTN11, "MBTN11" }, + { MP_MBTN12, "MBTN12" }, + { MP_MBTN13, "MBTN13" }, + { MP_MBTN14, "MBTN14" }, + { MP_MBTN15, "MBTN15" }, + { MP_MBTN16, "MBTN16" }, + { MP_MBTN17, "MBTN17" }, + { MP_MBTN18, "MBTN18" }, + { MP_MBTN19, "MBTN19" }, + { MP_MBTN_LEFT_DBL, "MBTN_LEFT_DBL" }, + { MP_MBTN_MID_DBL, "MBTN_MID_DBL" }, + { MP_MBTN_RIGHT_DBL, "MBTN_RIGHT_DBL" }, + + { MP_KEY_GAMEPAD_ACTION_DOWN, "GAMEPAD_ACTION_DOWN" }, + { MP_KEY_GAMEPAD_ACTION_RIGHT, "GAMEPAD_ACTION_RIGHT" }, + { MP_KEY_GAMEPAD_ACTION_LEFT, "GAMEPAD_ACTION_LEFT" }, + { MP_KEY_GAMEPAD_ACTION_UP, "GAMEPAD_ACTION_UP" }, + { MP_KEY_GAMEPAD_BACK, "GAMEPAD_BACK" }, + { MP_KEY_GAMEPAD_MENU, "GAMEPAD_MENU" }, + { MP_KEY_GAMEPAD_START, "GAMEPAD_START" }, + { MP_KEY_GAMEPAD_LEFT_SHOULDER, "GAMEPAD_LEFT_SHOULDER" }, + { MP_KEY_GAMEPAD_RIGHT_SHOULDER, "GAMEPAD_RIGHT_SHOULDER" }, + { MP_KEY_GAMEPAD_LEFT_TRIGGER, "GAMEPAD_LEFT_TRIGGER" }, + { MP_KEY_GAMEPAD_RIGHT_TRIGGER, "GAMEPAD_RIGHT_TRIGGER" }, + { MP_KEY_GAMEPAD_LEFT_STICK, "GAMEPAD_LEFT_STICK" }, + { MP_KEY_GAMEPAD_RIGHT_STICK, "GAMEPAD_RIGHT_STICK" }, + { MP_KEY_GAMEPAD_DPAD_UP, "GAMEPAD_DPAD_UP" }, + { MP_KEY_GAMEPAD_DPAD_DOWN, "GAMEPAD_DPAD_DOWN" }, + { MP_KEY_GAMEPAD_DPAD_LEFT, "GAMEPAD_DPAD_LEFT" }, + { MP_KEY_GAMEPAD_DPAD_RIGHT, "GAMEPAD_DPAD_RIGHT" }, + { MP_KEY_GAMEPAD_LEFT_STICK_UP, "GAMEPAD_LEFT_STICK_UP" }, + { MP_KEY_GAMEPAD_LEFT_STICK_DOWN, "GAMEPAD_LEFT_STICK_DOWN" }, + { MP_KEY_GAMEPAD_LEFT_STICK_LEFT, "GAMEPAD_LEFT_STICK_LEFT" }, + { MP_KEY_GAMEPAD_LEFT_STICK_RIGHT, "GAMEPAD_LEFT_STICK_RIGHT" }, + { MP_KEY_GAMEPAD_RIGHT_STICK_UP, "GAMEPAD_RIGHT_STICK_UP" }, + { MP_KEY_GAMEPAD_RIGHT_STICK_DOWN, "GAMEPAD_RIGHT_STICK_DOWN" }, + { MP_KEY_GAMEPAD_RIGHT_STICK_LEFT, "GAMEPAD_RIGHT_STICK_LEFT" }, + { MP_KEY_GAMEPAD_RIGHT_STICK_RIGHT, "GAMEPAD_RIGHT_STICK_RIGHT" }, + + { MP_KEY_POWER, "POWER" }, + { MP_KEY_MENU, "MENU" }, + { MP_KEY_PLAY, "PLAY" }, + { MP_KEY_PAUSE, "PAUSE" }, + { MP_KEY_PLAYPAUSE, "PLAYPAUSE" }, + { MP_KEY_STOP, "STOP" }, + { MP_KEY_FORWARD, "FORWARD" }, + { MP_KEY_REWIND, "REWIND" }, + { MP_KEY_NEXT, "NEXT" }, + { MP_KEY_PREV, "PREV" }, + { MP_KEY_VOLUME_UP, "VOLUME_UP" }, + { MP_KEY_VOLUME_DOWN, "VOLUME_DOWN" }, + { MP_KEY_MUTE, "MUTE" }, + { MP_KEY_HOMEPAGE, "HOMEPAGE" }, + { MP_KEY_WWW, "WWW" }, + { MP_KEY_MAIL, "MAIL" }, + { MP_KEY_FAVORITES, "FAVORITES" }, + { MP_KEY_SEARCH, "SEARCH" }, + { MP_KEY_SLEEP, "SLEEP" }, + { MP_KEY_CANCEL, "CANCEL" }, + { MP_KEY_RECORD, "RECORD" }, + { MP_KEY_CHANNEL_UP, "CHANNEL_UP" }, + { MP_KEY_CHANNEL_DOWN,"CHANNEL_DOWN" }, + { MP_KEY_PLAYONLY, "PLAYONLY" }, + { MP_KEY_PAUSEONLY, "PAUSEONLY" }, + { MP_KEY_BACK, "BACK" }, + { MP_KEY_TOOLS, "TOOLS" }, + { MP_KEY_ZOOMIN, "ZOOMIN" }, + { MP_KEY_ZOOMOUT, "ZOOMOUT" }, + + // These are kept for backward compatibility + { MP_KEY_PAUSE, "XF86_PAUSE" }, + { MP_KEY_STOP, "XF86_STOP" }, + { MP_KEY_PREV, "XF86_PREV" }, + { MP_KEY_NEXT, "XF86_NEXT" }, + + // Deprecated numeric aliases for the mouse buttons + { MP_MBTN_LEFT, "MOUSE_BTN0" }, + { MP_MBTN_MID, "MOUSE_BTN1" }, + { MP_MBTN_RIGHT, "MOUSE_BTN2" }, + { MP_WHEEL_UP, "MOUSE_BTN3" }, + { MP_WHEEL_DOWN, "MOUSE_BTN4" }, + { MP_WHEEL_LEFT, "MOUSE_BTN5" }, + { MP_WHEEL_RIGHT, "MOUSE_BTN6" }, + { MP_MBTN_BACK, "MOUSE_BTN7" }, + { MP_MBTN_FORWARD, "MOUSE_BTN8" }, + { MP_MBTN9, "MOUSE_BTN9" }, + { MP_MBTN10, "MOUSE_BTN10" }, + { MP_MBTN11, "MOUSE_BTN11" }, + { MP_MBTN12, "MOUSE_BTN12" }, + { MP_MBTN13, "MOUSE_BTN13" }, + { MP_MBTN14, "MOUSE_BTN14" }, + { MP_MBTN15, "MOUSE_BTN15" }, + { MP_MBTN16, "MOUSE_BTN16" }, + { MP_MBTN17, "MOUSE_BTN17" }, + { MP_MBTN18, "MOUSE_BTN18" }, + { MP_MBTN19, "MOUSE_BTN19" }, + { MP_MBTN_LEFT_DBL, "MOUSE_BTN0_DBL" }, + { MP_MBTN_MID_DBL, "MOUSE_BTN1_DBL" }, + { MP_MBTN_RIGHT_DBL, "MOUSE_BTN2_DBL" }, + { MP_WHEEL_UP, "AXIS_UP" }, + { MP_WHEEL_DOWN, "AXIS_DOWN" }, + { MP_WHEEL_LEFT, "AXIS_LEFT" }, + { MP_WHEEL_RIGHT, "AXIS_RIGHT" }, + + { MP_KEY_CLOSE_WIN, "CLOSE_WIN" }, + { MP_KEY_MOUSE_MOVE, "MOUSE_MOVE" }, + { MP_KEY_MOUSE_LEAVE, "MOUSE_LEAVE" }, + { MP_KEY_MOUSE_ENTER, "MOUSE_ENTER" }, + + { MP_KEY_UNMAPPED, "UNMAPPED" }, + { MP_KEY_ANY_UNICODE, "ANY_UNICODE" }, + + { 0, NULL } +}; + +static const struct key_name modifier_names[] = { + { MP_KEY_MODIFIER_SHIFT, "Shift" }, + { MP_KEY_MODIFIER_CTRL, "Ctrl" }, + { MP_KEY_MODIFIER_ALT, "Alt" }, + { MP_KEY_MODIFIER_META, "Meta" }, + { 0 } +}; + +int mp_input_get_key_from_name(const char *name) +{ + int modifiers = 0; + const char *p; + while ((p = strchr(name, '+'))) { + for (const struct key_name *m = modifier_names; m->name; m++) + if (!bstrcasecmp(bstr0(m->name), + (struct bstr){(char *)name, p - name})) { + modifiers |= m->key; + goto found; + } + if (!strcmp(name, "+")) + return '+' + modifiers; + return -1; +found: + name = p + 1; + } + + struct bstr bname = bstr0(name); + + struct bstr rest; + int code = bstr_decode_utf8(bname, &rest); + if (code >= 0 && rest.len == 0) + return mp_normalize_keycode(code + modifiers); + + if (bstr_startswith0(bname, "0x")) + return mp_normalize_keycode(strtol(name, NULL, 16) + modifiers); + + for (int i = 0; key_names[i].name != NULL; i++) { + if (strcasecmp(key_names[i].name, name) == 0) + return mp_normalize_keycode(key_names[i].key + modifiers); + } + + return -1; +} + +static void mp_input_append_key_name(bstr *buf, int key) +{ + for (int i = 0; modifier_names[i].name; i++) { + if (modifier_names[i].key & key) { + bstr_xappend_asprintf(NULL, buf, "%s+", modifier_names[i].name); + key -= modifier_names[i].key; + } + } + for (int i = 0; key_names[i].name != NULL; i++) { + if (key_names[i].key == key) { + bstr_xappend_asprintf(NULL, buf, "%s", key_names[i].name); + return; + } + } + + if (MP_KEY_IS_UNICODE(key)) { + mp_append_utf8_bstr(NULL, buf, key); + return; + } + + // Print the hex key code + bstr_xappend_asprintf(NULL, buf, "0x%x", key); +} + +char *mp_input_get_key_name(int key) +{ + bstr dst = {0}; + mp_input_append_key_name(&dst, key); + return dst.start; +} + +char *mp_input_get_key_combo_name(const int *keys, int max) +{ + bstr dst = {0}; + while (max > 0) { + mp_input_append_key_name(&dst, *keys); + if (--max && *++keys) + bstr_xappend(NULL, &dst, bstr0("-")); + else + break; + } + return dst.start; +} + +int mp_input_get_keys_from_string(char *name, int max_num_keys, + int *out_num_keys, int *keys) +{ + char *end, *ptr; + int n = 0; + + ptr = name; + n = 0; + for (end = strchr(ptr, '-'); ; end = strchr(ptr, '-')) { + if (end && end[1] != '\0') { + if (end[1] == '-') + end = &end[1]; + end[0] = '\0'; + } + keys[n] = mp_input_get_key_from_name(ptr); + if (keys[n] < 0) + return 0; + n++; + if (end && end[1] != '\0' && n < max_num_keys) + ptr = &end[1]; + else + break; + } + *out_num_keys = n; + return 1; +} + +void mp_print_key_list(struct mp_log *out) +{ + mp_info(out, "\n"); + for (int i = 0; key_names[i].name != NULL; i++) + mp_info(out, "%s\n", key_names[i].name); +} + +char **mp_get_key_list(void) +{ + char **list = NULL; + int num = 0; + for (int i = 0; key_names[i].name != NULL; i++) + MP_TARRAY_APPEND(NULL, list, num, talloc_strdup(NULL, key_names[i].name)); + MP_TARRAY_APPEND(NULL, list, num, NULL); + return list; +} + +int mp_normalize_keycode(int keycode) +{ + if (keycode <= 0) + return keycode; + int code = keycode & ~MP_KEY_MODIFIER_MASK; + int mod = keycode & MP_KEY_MODIFIER_MASK; + /* On normal keyboards shift changes the character code of non-special + * keys, so don't count the modifier separately for those. In other words + * we want to have "a" and "A" instead of "a" and "Shift+A"; but a separate + * shift modifier is still kept for special keys like arrow keys. */ + if (code >= 32 && code < MP_KEY_BASE) { + /* Still try to support ASCII case-modifications properly. For example, + * we want to change "Shift+a" to "A", not "a". Doing this for unicode + * in general would require huge lookup tables, or a libc with proper + * unicode support, so we don't do that. */ + if (code >= 'a' && code <= 'z' && (mod & MP_KEY_MODIFIER_SHIFT)) + code &= 0x5F; + mod &= ~MP_KEY_MODIFIER_SHIFT; + } + return code | mod; +} |