UNICODE_MAP: remove 5 char limit; ignore leading zeroes; handle OS limitations
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@ -83,22 +83,42 @@ __attribute__((weak))
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const uint32_t PROGMEM unicode_map[] = {
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const uint32_t PROGMEM unicode_map[] = {
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};
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};
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// 5 digit max because of linux limitation
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void register_hex32(uint32_t hex) {
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void register_hex32(uint32_t hex) {
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for(int i = 4; i >= 0; i--) {
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uint8_t onzerostart = 1;
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for(int i = 7; i >= 0; i--) {
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if (i <= 3) {
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onzerostart = 0;
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}
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uint8_t digit = ((hex >> (i*4)) & 0xF);
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uint8_t digit = ((hex >> (i*4)) & 0xF);
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register_code(hex_to_keycode(digit));
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if (digit == 0) {
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unregister_code(hex_to_keycode(digit));
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if (onzerostart == 0) {
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register_code(hex_to_keycode(digit));
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unregister_code(hex_to_keycode(digit));
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}
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} else {
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register_code(hex_to_keycode(digit));
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unregister_code(hex_to_keycode(digit));
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onzerostart = 0;
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}
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}
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}
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}
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}
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__attribute__((weak))
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void unicode_map_input_error() {}
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bool process_unicode_map(uint16_t keycode, keyrecord_t *record) {
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bool process_unicode_map(uint16_t keycode, keyrecord_t *record) {
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if ((keycode & QK_UNICODE_MAP) == QK_UNICODE_MAP && record->event.pressed) {
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if ((keycode & QK_UNICODE_MAP) == QK_UNICODE_MAP && record->event.pressed) {
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const uint32_t* map = unicode_map;
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const uint32_t* map = unicode_map;
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uint16_t index = keycode & 0x7FF;
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uint16_t index = keycode & 0x7FF;
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unicode_input_start();
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uint32_t code = pgm_read_dword_far(&map[index]);
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register_hex32(pgm_read_dword_far(&map[index]));
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if ((code > 0xFFFF && input_mode == UC_OSX) || (code > 0xFFFFF && input_mode == UC_LNX)) {
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unicode_input_finish();
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// when character is out of range supported by the OS
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unicode_map_input_error();
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} else {
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unicode_input_start();
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register_hex32(code);
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unicode_input_finish();
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}
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}
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}
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return true;
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return true;
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}
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}
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10
readme.md
10
readme.md
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@ -326,8 +326,14 @@ This allows you to send unicode symbols via `UC(<unicode>)` in your keymap. Only
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`UNICODEMAP_ENABLE`
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`UNICODEMAP_ENABLE`
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This allows sending unicode symbols using `X(<unicode>)` in your keymap. Codes
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This allows sending unicode symbols using `X(<unicode>)` in your keymap. Codes
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up to 0xFFFFF are supported, including emojis. But you need to maintain a
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up to 0xFFFFFFFF are supported, including emojis. You will need to maintain
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separate mapping table in your keymap file.
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a separate mapping table in your keymap file.
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Known limitations:
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- Under Mac OS, only codes up to 0xFFFF are supported.
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- Under Linux ibus, only codes up to 0xFFFFF are supported (but anything important is still under this limit for now).
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Characters out of range supported by the OS will be ignored.
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`BLUETOOTH_ENABLE`
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`BLUETOOTH_ENABLE`
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