diff options
author | emersion <contact@emersion.fr> | 2017-11-16 18:58:33 +0100 |
---|---|---|
committer | emersion <contact@emersion.fr> | 2017-11-16 18:58:33 +0100 |
commit | a52ca9482a7583bee22c8435b96a6141d44939f4 (patch) | |
tree | f0a36e6a7cb1f9639ae1387e1fe9138b8bef1e95 | |
parent | e674266b44a5a8991e697ea43d5a0c8b461f76bf (diff) |
Various keyboard fixes
* Ensure keysyms state is always updated
* Check if pressed keysyms are exactly the binding keysyms
* Do not include modifiers in list of keysyms, these are special cases
-rw-r--r-- | rootston/keyboard.c | 107 |
1 files changed, 76 insertions, 31 deletions
diff --git a/rootston/keyboard.c b/rootston/keyboard.c index 566a1d7e..39f46a32 100644 --- a/rootston/keyboard.c +++ b/rootston/keyboard.c @@ -23,6 +23,16 @@ static ssize_t pressed_keysyms_index(xkb_keysym_t *pressed_keysyms, return -1; } +static size_t pressed_keysyms_length(xkb_keysym_t *pressed_keysyms) { + size_t n = 0; + for (size_t i = 0; i < ROOTS_KEYBOARD_PRESSED_KEYSYMS_CAP; ++i) { + if (pressed_keysyms[i] != XKB_KEY_NoSymbol) { + ++n; + } + } + return n; +} + static void pressed_keysyms_add(xkb_keysym_t *pressed_keysyms, xkb_keysym_t keysym) { ssize_t i = pressed_keysyms_index(pressed_keysyms, keysym); @@ -42,6 +52,37 @@ static void pressed_keysyms_remove(xkb_keysym_t *pressed_keysyms, } } +static bool keysym_is_modifier(xkb_keysym_t keysym) { + switch (keysym) { + case XKB_KEY_Shift_L: case XKB_KEY_Shift_R: + case XKB_KEY_Control_L: case XKB_KEY_Control_R: + case XKB_KEY_Caps_Lock: + case XKB_KEY_Shift_Lock: + case XKB_KEY_Meta_L: case XKB_KEY_Meta_R: + case XKB_KEY_Alt_L: case XKB_KEY_Alt_R: + case XKB_KEY_Super_L: case XKB_KEY_Super_R: + case XKB_KEY_Hyper_L: case XKB_KEY_Hyper_R: + return true; + default: + return false; + } +} + +static void pressed_keysyms_update(xkb_keysym_t *pressed_keysyms, + const xkb_keysym_t *keysyms, size_t keysyms_len, + enum wlr_key_state state) { + for (size_t i = 0; i < keysyms_len; ++i) { + if (keysym_is_modifier(keysyms[i])) { + continue; + } + if (state == WLR_KEY_PRESSED) { + pressed_keysyms_add(pressed_keysyms, keysyms[i]); + } else { // WLR_KEY_RELEASED + pressed_keysyms_remove(pressed_keysyms, keysyms[i]); + } + } +} + static const char *exec_prefix = "exec "; static void keyboard_binding_execute(struct roots_keyboard *keyboard, @@ -75,12 +116,13 @@ static void keyboard_binding_execute(struct roots_keyboard *keyboard, } /** - * Execute a built-in, hardcoded compositor action when a keysym is pressed. + * Execute a built-in, hardcoded compositor binding. These are triggered from a + * single keysym. * * Returns true if the keysym was handled by a binding and false if the event * should be propagated to clients. */ -static bool keyboard_press_keysym(struct roots_keyboard *keyboard, +static bool keyboard_execute_compositor_binding(struct roots_keyboard *keyboard, xkb_keysym_t keysym) { if (keysym >= XKB_KEY_XF86Switch_VT_1 && keysym <= XKB_KEY_XF86Switch_VT_12) { @@ -105,35 +147,27 @@ static bool keyboard_press_keysym(struct roots_keyboard *keyboard, } /** - * Press or release keysyms. + * Execute keyboard bindings. These include compositor bindings and user-defined + * bindings. * * 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, +static bool keyboard_execute_binding(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; + const xkb_keysym_t *keysyms, size_t keysyms_len) { 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 (keyboard_execute_compositor_binding(keyboard, keysyms[i])) { + return true; } } - if (handled) { - return true; - } - if (state != WLR_KEY_PRESSED) { - return false; - } + // User-defined bindings + size_t n = pressed_keysyms_length(pressed_keysyms); struct wl_list *bindings = &keyboard->input->server->config->bindings; struct roots_binding_config *bc; wl_list_for_each(bc, bindings, link) { - if (modifiers ^ bc->modifiers) { + if (modifiers ^ bc->modifiers || n != bc->keysyms_len) { continue; } @@ -162,7 +196,7 @@ static bool keyboard_handle_keysyms(struct roots_keyboard *keyboard, * the consumed modifiers from the list of modifiers passed to keybind * detection. * - * On US layout, this will trigger: Alt + @ + * On US layout, pressing Alt+Shift+2 will trigger Alt+@. */ static size_t keyboard_keysyms_translated(struct roots_keyboard *keyboard, xkb_keycode_t keycode, const xkb_keysym_t **keysyms, @@ -183,7 +217,7 @@ static size_t keyboard_keysyms_translated(struct roots_keyboard *keyboard, * This avoids the xkb keysym translation based on modifiers considered pressed * in the state. * - * This will trigger the keybind: Alt + Shift + 2 + * This will trigger keybinds such as Alt+Shift+2. */ static size_t keyboard_keysyms_raw(struct roots_keyboard *keyboard, xkb_keycode_t keycode, const xkb_keysym_t **keysyms, @@ -200,19 +234,30 @@ void roots_keyboard_handle_key(struct roots_keyboard *keyboard, struct wlr_event_keyboard_key *event) { xkb_keycode_t keycode = event->keycode + 8; + bool handled = false; 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, + size_t keysyms_len; + + // Handle translated keysyms + + keysyms_len = keyboard_keysyms_translated(keyboard, keycode, &keysyms, + &modifiers); + pressed_keysyms_update(keyboard->pressed_keysyms_translated, keysyms, + keysyms_len, event->state); + if (event->state == WLR_KEY_PRESSED) { + handled = keyboard_execute_binding(keyboard, + keyboard->pressed_keysyms_translated, modifiers, keysyms, + keysyms_len); + } + + // Handle raw keysyms + keysyms_len = keyboard_keysyms_raw(keyboard, keycode, &keysyms, &modifiers); + pressed_keysyms_update(keyboard->pressed_keysyms_raw, keysyms, keysyms_len, event->state); - if (!handled) { - keysyms_len = keyboard_keysyms_raw(keyboard, keycode, &keysyms, - &modifiers); - handled = keyboard_handle_keysyms(keyboard, - keyboard->pressed_keysyms_raw, modifiers, keysyms, keysyms_len, - event->state); + if (event->state == WLR_KEY_PRESSED && !handled) { + handled = keyboard_execute_binding(keyboard, + keyboard->pressed_keysyms_raw, modifiers, keysyms, keysyms_len); } if (!handled) { |