diff --git a/ssheven.c b/ssheven.c index 0482bf4..fb87bd7 100644 --- a/ssheven.c +++ b/ssheven.c @@ -32,10 +32,7 @@ struct preferences prefs; enum THREAD_COMMAND read_thread_command = WAIT; enum THREAD_STATE read_thread_state = UNINTIALIZED; -// contains a mapping of apple virtual keycode to ascii control code -// currently only for A-Z -// probably only works for US english keyboard layouts? -const uint8_t virtual_keycode_to_control_ascii[255] = {1, 19, 4, 6, 8, 7, 26, 24, 3, 22, 255, 2, 17, 23, 5, 18, 25, 20, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 15, 21, 255, 9, 16, 255, 12, 10, 255, 11, 255, 255, 255, 255, 14, 13, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255}; +const uint8_t ascii_to_control_code[255] = {255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 27, 28, 29, 30, 31, 0, 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, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255}; void set_window_title(WindowPtr w, const char* c_name) { @@ -499,45 +496,40 @@ int handle_keypress(EventRecord* event) break; } } - // if we have a key and control, and it's not autorepeating - else if (c && event->what != autoKey && event->modifiers & controlKey) - { - // check if we know a control code translation for that key - uint8_t control_code = virtual_keycode_to_control_ascii[((event->message & keyCodeMask)>>8)]; - - if (control_code != 255) - { - ssh_con.send_buffer[0] = control_code; - ssh_write(ssh_con.send_buffer, 1); - } - } - // if it's just a normal key - // note that this is after translation, e.g. shift-f -> 'F' else if (c) { // TODO this sucks - // manually send an escape if we have alt option held - if (event->modifiers & optionKey) - { - ssh_con.send_buffer[0] = '\e'; - ssh_write(ssh_con.send_buffer, 1); - } + // it does several things: + // gets the currently loaded keymap + // uses it to translate the virtual keycode without modifiers or state + // ignores the second byte if we're currently using a multibyte lang + uint8_t unmodified_key = KeyTranslate((void*)GetScriptManagerVariable(smKCHRCache), (event->message & keyCodeMask)>>8, 0) & 0xff; - if (key_to_vterm[c] != VTERM_KEY_NONE) + // if we have a control code for this key + if (event->modifiers & controlKey && ascii_to_control_code[unmodified_key] != 255) { - // doesn't seem like vterm does modifiers properly - vterm_keyboard_key(con.vterm, key_to_vterm[c], VTERM_MOD_NONE); - } - else if (event->modifiers & optionKey) - { - int unmodified_key = KeyTranslate((void*)GetScriptManagerVariable(smKCHRCache), (event->message & keyCodeMask)>>8, 0); - ssh_con.send_buffer[0] = unmodified_key & 0xff; + ssh_con.send_buffer[0] = ascii_to_control_code[unmodified_key]; ssh_write(ssh_con.send_buffer, 1); } else { - ssh_con.send_buffer[0] = c; - ssh_write(ssh_con.send_buffer, 1); + // manually send an escape if we have alt option held + if (event->modifiers & optionKey) + { + ssh_con.send_buffer[0] = '\e'; + ssh_write(ssh_con.send_buffer, 1); + } + + if (key_to_vterm[c] != VTERM_KEY_NONE) + { + // doesn't seem like vterm does modifiers properly, so don't bother + vterm_keyboard_key(con.vterm, key_to_vterm[c], VTERM_MOD_NONE); + } + else + { + ssh_con.send_buffer[0] = event->modifiers & optionKey ? unmodified_key : c; + ssh_write(ssh_con.send_buffer, 1); + } } }