diff options
Diffstat (limited to 'rootston')
| -rw-r--r-- | rootston/keyboard.c | 159 |
1 files changed, 88 insertions, 71 deletions
diff --git a/rootston/keyboard.c b/rootston/keyboard.c index fb648ae5..566a1d7e 100644 --- a/rootston/keyboard.c +++ b/rootston/keyboard.c @@ -13,16 +13,35 @@ #include "rootston/seat.h" #include "rootston/keyboard.h" -static ssize_t keyboard_pressed_keysym_index(struct roots_keyboard *keyboard, +static ssize_t pressed_keysyms_index(xkb_keysym_t *pressed_keysyms, xkb_keysym_t keysym) { - for (size_t i = 0; i < ROOTS_KEYBOARD_PRESSED_KEYSYMS_CAP; i++) { - if (keyboard->pressed_keysyms[i] == keysym) { + for (size_t i = 0; i < ROOTS_KEYBOARD_PRESSED_KEYSYMS_CAP; ++i) { + if (pressed_keysyms[i] == keysym) { return i; } } return -1; } +static void pressed_keysyms_add(xkb_keysym_t *pressed_keysyms, + xkb_keysym_t keysym) { + ssize_t i = pressed_keysyms_index(pressed_keysyms, keysym); + if (i < 0) { + i = pressed_keysyms_index(pressed_keysyms, XKB_KEY_NoSymbol); + if (i >= 0) { + pressed_keysyms[i] = keysym; + } + } +} + +static void pressed_keysyms_remove(xkb_keysym_t *pressed_keysyms, + xkb_keysym_t keysym) { + ssize_t i = pressed_keysyms_index(pressed_keysyms, keysym); + if (i >= 0) { + pressed_keysyms[i] = XKB_KEY_NoSymbol; + } +} + static const char *exec_prefix = "exec "; static void keyboard_binding_execute(struct roots_keyboard *keyboard, @@ -56,21 +75,13 @@ static void keyboard_binding_execute(struct roots_keyboard *keyboard, } /** - * Process a keypress from the keyboard. + * Execute a built-in, hardcoded compositor action when a keysym is pressed. * * Returns true if the keysym was handled by a binding and false if the event * should be propagated to clients. */ -static bool keyboard_keysym_press(struct roots_keyboard *keyboard, +static bool keyboard_press_keysym(struct roots_keyboard *keyboard, xkb_keysym_t keysym) { - ssize_t i = keyboard_pressed_keysym_index(keyboard, keysym); - if (i < 0) { - i = keyboard_pressed_keysym_index(keyboard, XKB_KEY_NoSymbol); - if (i >= 0) { - keyboard->pressed_keysyms[i] = keysym; - } - } - if (keysym >= XKB_KEY_XF86Switch_VT_1 && keysym <= XKB_KEY_XF86Switch_VT_12) { struct roots_server *server = keyboard->input->server; @@ -90,7 +101,35 @@ static bool keyboard_keysym_press(struct roots_keyboard *keyboard, wlr_seat_keyboard_end_grab(keyboard->seat->seat); } - uint32_t modifiers = wlr_keyboard_get_modifiers(keyboard->device->keyboard); + return false; +} + +/** + * Press or release keysyms. + * + * Returns true if the keysym was handled by a binding and false if the event + * should be propagated to clients. + */ +static bool keyboard_handle_keysyms(struct roots_keyboard *keyboard, + xkb_keysym_t *pressed_keysyms, uint32_t modifiers, + const xkb_keysym_t *keysyms, size_t keysyms_len, + enum wlr_key_state state) { + bool handled = false; + for (size_t i = 0; i < keysyms_len; ++i) { + if (state == WLR_KEY_PRESSED) { + pressed_keysyms_add(pressed_keysyms, keysyms[i]); + handled |= keyboard_press_keysym(keyboard, keysyms[i]); + } else { // WLR_KEY_RELEASED + pressed_keysyms_remove(pressed_keysyms, keysyms[i]); + } + } + if (handled) { + return true; + } + if (state != WLR_KEY_PRESSED) { + return false; + } + struct wl_list *bindings = &keyboard->input->server->config->bindings; struct roots_binding_config *bc; wl_list_for_each(bc, bindings, link) { @@ -100,7 +139,7 @@ static bool keyboard_keysym_press(struct roots_keyboard *keyboard, bool ok = true; for (size_t i = 0; i < bc->keysyms_len; i++) { - ssize_t j = keyboard_pressed_keysym_index(keyboard, bc->keysyms[i]); + ssize_t j = pressed_keysyms_index(pressed_keysyms, bc->keysyms[i]); if (j < 0) { ok = false; break; @@ -116,86 +155,64 @@ static bool keyboard_keysym_press(struct roots_keyboard *keyboard, return false; } -static void keyboard_keysym_release(struct roots_keyboard *keyboard, - xkb_keysym_t keysym) { - ssize_t i = keyboard_pressed_keysym_index(keyboard, keysym); - if (i >= 0) { - keyboard->pressed_keysyms[i] = XKB_KEY_NoSymbol; - } -} /* - * Process keypresses from the keyboard as xkb sees them. + * Get keysyms and modifiers from the keyboard as xkb sees them. * * This uses the xkb keysyms translation based on pressed modifiers and clears * the consumed modifiers from the list of modifiers passed to keybind * detection. * - * (On US layout) this will trigger: [Alt]+[at] + * On US layout, this will trigger: Alt + @ */ -static bool keyboard_keysyms_xkb(struct roots_keyboard *keyboard, - uint32_t keycode, enum wlr_key_state state) { - uint32_t modifiers = wlr_keyboard_get_modifiers(keyboard->device->keyboard); - const xkb_keysym_t *syms; - int syms_len = xkb_state_key_get_syms(keyboard->device->keyboard->xkb_state, - keycode, &syms); - uint32_t consumed = xkb_state_key_get_consumed_mods2( +static size_t keyboard_keysyms_translated(struct roots_keyboard *keyboard, + xkb_keycode_t keycode, const xkb_keysym_t **keysyms, + uint32_t *modifiers) { + *modifiers = wlr_keyboard_get_modifiers(keyboard->device->keyboard); + xkb_mod_mask_t consumed = xkb_state_key_get_consumed_mods2( keyboard->device->keyboard->xkb_state, keycode, XKB_CONSUMED_MODE_XKB); + *modifiers = *modifiers & ~consumed; - // TODO: actually use this value - modifiers = modifiers & ~consumed; - - bool handled = false; - for (int i = 0; i < syms_len; i++) { - if (state) { - bool keysym_handled = - keyboard_keysym_press(keyboard, syms[i]); - handled = handled || keysym_handled; - } else { // WLR_KEY_RELEASED - keyboard_keysym_release(keyboard, syms[i]); - } - } - - return handled; + return xkb_state_key_get_syms(keyboard->device->keyboard->xkb_state, + keycode, keysyms); } + /* - * Process keypresses from the keyboard as if modifiers didn't change keysyms. + * Get keysyms and modifiers from the keyboard as if modifiers didn't change + * keysyms. * * This avoids the xkb keysym translation based on modifiers considered pressed - * in the state and uses the list of modifiers saved on the rootston side. + * in the state. * - * This will trigger the keybind: [Alt]+[Shift]+2 + * This will trigger the keybind: Alt + Shift + 2 */ -static bool keyboard_keysyms_simple(struct roots_keyboard *keyboard, - uint32_t keycode, enum wlr_key_state state) { - const xkb_keysym_t *syms; +static size_t keyboard_keysyms_raw(struct roots_keyboard *keyboard, + xkb_keycode_t keycode, const xkb_keysym_t **keysyms, + uint32_t *modifiers) { + *modifiers = wlr_keyboard_get_modifiers(keyboard->device->keyboard); + xkb_layout_index_t layout_index = xkb_state_key_get_layout( keyboard->device->keyboard->xkb_state, keycode); - int syms_len = xkb_keymap_key_get_syms_by_level( - keyboard->device->keyboard->keymap, keycode, layout_index, 0, &syms); - - bool handled = false; - for (int i = 0; i < syms_len; i++) { - if (state) { - bool keysym_handled = keyboard_keysym_press(keyboard, syms[i]); - handled = handled || keysym_handled; - } else { // WLR_KEY_RELEASED - keyboard_keysym_release(keyboard, syms[i]); - } - } - - return handled; + return xkb_keymap_key_get_syms_by_level(keyboard->device->keyboard->keymap, + keycode, layout_index, 0, keysyms); } void roots_keyboard_handle_key(struct roots_keyboard *keyboard, struct wlr_event_keyboard_key *event) { - uint32_t keycode = event->keycode + 8; - - bool handled = keyboard_keysyms_xkb(keyboard, keycode, event->state); + xkb_keycode_t keycode = event->keycode + 8; + uint32_t modifiers; + const xkb_keysym_t *keysyms; + size_t keysyms_len = keyboard_keysyms_translated(keyboard, keycode, + &keysyms, &modifiers); + bool handled = keyboard_handle_keysyms(keyboard, + keyboard->pressed_keysyms_translated, modifiers, keysyms, keysyms_len, + event->state); if (!handled) { - bool key_handled = keyboard_keysyms_simple(keyboard, keycode, + keysyms_len = keyboard_keysyms_raw(keyboard, keycode, &keysyms, + &modifiers); + handled = keyboard_handle_keysyms(keyboard, + keyboard->pressed_keysyms_raw, modifiers, keysyms, keysyms_len, event->state); - handled = handled || key_handled; } if (!handled) { |