From 8f6fca35d0710b347836dcaf3543e85e58783e22 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Leonardo=20Hern=C3=A1ndez=20Hern=C3=A1ndez?= Date: Tue, 30 Jan 2024 13:16:16 -0600 Subject: [PATCH] create a keyboard group for each virtual keyboard --- dwl.c | 128 ++++++++++++++++++++++++++++++---------------------------- 1 file changed, 66 insertions(+), 62 deletions(-) diff --git a/dwl.c b/dwl.c index 1ea7f2a..356b913 100644 --- a/dwl.c +++ b/dwl.c @@ -159,6 +159,7 @@ typedef struct { struct wl_listener modifiers; struct wl_listener key; + struct wl_listener destroy; } KeyboardGroup; typedef struct { @@ -258,6 +259,7 @@ static void commitnotify(struct wl_listener *listener, void *data); static void createdecoration(struct wl_listener *listener, void *data); static void createidleinhibitor(struct wl_listener *listener, void *data); static void createkeyboard(struct wlr_keyboard *keyboard); +static KeyboardGroup *createkeyboardgroup(void); static void createlayersurface(struct wl_listener *listener, void *data); static void createlocksurface(struct wl_listener *listener, void *data); static void createmon(struct wl_listener *listener, void *data); @@ -277,6 +279,7 @@ static void destroynotify(struct wl_listener *listener, void *data); static void destroypointerconstraint(struct wl_listener *listener, void *data); static void destroysessionlock(struct wl_listener *listener, void *data); static void destroysessionmgr(struct wl_listener *listener, void *data); +static void destroykeyboardgroup(struct wl_listener *listener, void *data); static Monitor *dirtomon(enum wlr_direction dir); static void focusclient(Client *c, int lift); static void focusmon(const Arg *arg); @@ -393,8 +396,7 @@ static struct wlr_session_lock_v1 *cur_lock; static struct wl_listener lock_listener = {.notify = locksession}; static struct wlr_seat *seat; -static KeyboardGroup kb_group = {0}; -static KeyboardGroup vkb_group = {0}; +static KeyboardGroup *kb_group; static struct wlr_surface *held_grab; static unsigned int cursor_mode; static Client *grabc; @@ -667,9 +669,7 @@ cleanup(void) wlr_xcursor_manager_destroy(cursor_mgr); wlr_output_layout_destroy(output_layout); - /* Remove event source that use the dpy event loop before destroying dpy */ - wl_event_source_remove(kb_group.key_repeat_source); - wl_event_source_remove(vkb_group.key_repeat_source); + destroykeyboardgroup(&kb_group->destroy, NULL); wl_display_destroy(dpy); /* Destroy after the wayland display (when the monitors are already destroyed) @@ -790,11 +790,48 @@ void createkeyboard(struct wlr_keyboard *keyboard) { /* Set the keymap to match the group keymap */ - wlr_keyboard_set_keymap(keyboard, kb_group.wlr_group->keyboard.keymap); - wlr_keyboard_set_repeat_info(keyboard, repeat_rate, repeat_delay); + wlr_keyboard_set_keymap(keyboard, kb_group->wlr_group->keyboard.keymap); /* Add the new keyboard to the group */ - wlr_keyboard_group_add_keyboard(kb_group.wlr_group, keyboard); + wlr_keyboard_group_add_keyboard(kb_group->wlr_group, keyboard); +} + +KeyboardGroup * +createkeyboardgroup(void) +{ + KeyboardGroup *group = ecalloc(1, sizeof(*group)); + struct xkb_context *context; + struct xkb_keymap *keymap; + + group->wlr_group = wlr_keyboard_group_create(); + group->wlr_group->data = group; + + /* Prepare an XKB keymap and assign it to the keyboard group. */ + context = xkb_context_new(XKB_CONTEXT_NO_FLAGS); + if (!(keymap = xkb_keymap_new_from_names(context, &xkb_rules, + XKB_KEYMAP_COMPILE_NO_FLAGS))) + die("failed to compile keymap"); + + wlr_keyboard_set_keymap(&group->wlr_group->keyboard, keymap); + xkb_keymap_unref(keymap); + xkb_context_unref(context); + + wlr_keyboard_set_repeat_info(&group->wlr_group->keyboard, repeat_rate, repeat_delay); + + /* Set up listeners for keyboard events */ + LISTEN(&group->wlr_group->keyboard.events.key, &group->key, keypress); + LISTEN(&group->wlr_group->keyboard.events.modifiers, &group->modifiers, keypressmod); + + group->key_repeat_source = wl_event_loop_add_timer( + wl_display_get_event_loop(dpy), keyrepeat, group); + + /* A seat can only have one keyboard, but this is a limitation of the + * Wayland protocol - not wlroots. We assign all connected keyboards to the + * same wlr_keyboard_group, which provides a single wlr_keyboard interface for + * all of them. Set this combined wlr_keyboard as the seat keyboard. + */ + wlr_seat_set_keyboard(seat, &group->wlr_group->keyboard); + return group; } void @@ -1217,6 +1254,18 @@ destroysessionmgr(struct wl_listener *listener, void *data) wl_list_remove(&listener->link); } +void +destroykeyboardgroup(struct wl_listener *listener, void *data) +{ + KeyboardGroup *group = wl_container_of(listener, group, destroy); + wl_event_source_remove(group->key_repeat_source); + wlr_keyboard_group_destroy(group->wlr_group); + wl_list_remove(&group->key.link); + wl_list_remove(&group->modifiers.link); + wl_list_remove(&group->destroy.link); + free(group); +} + Monitor * dirtomon(enum wlr_direction dir) { @@ -1422,7 +1471,7 @@ inputdevice(struct wl_listener *listener, void *data) * there are no pointer devices, so we always include that capability. */ /* TODO do we actually require a cursor? */ caps = WL_SEAT_CAPABILITY_POINTER; - if (!wl_list_empty(&kb_group.wlr_group->devices)) + if (!wl_list_empty(&kb_group->wlr_group->devices)) caps |= WL_SEAT_CAPABILITY_KEYBOARD; wlr_seat_set_capabilities(seat, caps); } @@ -2269,9 +2318,6 @@ setsel(struct wl_listener *listener, void *data) void setup(void) { - struct xkb_context *context; - struct xkb_keymap *keymap; - int i, sig[] = {SIGCHLD, SIGINT, SIGTERM, SIGPIPE}; struct sigaction sa = {.sa_flags = SA_RESTART, .sa_handler = handlesig}; sigemptyset(&sa.sa_mask); @@ -2453,52 +2499,8 @@ setup(void) LISTEN_STATIC(&seat->events.request_start_drag, requeststartdrag); LISTEN_STATIC(&seat->events.start_drag, startdrag); - /* - * Configures a keyboard group, which will keep track of all connected - * keyboards, keep their modifier and LED states in sync, and handle - * keypresses - */ - kb_group.wlr_group = wlr_keyboard_group_create(); - kb_group.wlr_group->data = &kb_group; - - /* - * Virtual keyboards need to be in a different group - * https://codeberg.org/dwl/dwl/issues/554 - */ - vkb_group.wlr_group = wlr_keyboard_group_create(); - vkb_group.wlr_group->data = &vkb_group; - - /* Prepare an XKB keymap and assign it to the keyboard group. */ - context = xkb_context_new(XKB_CONTEXT_NO_FLAGS); - if (!(keymap = xkb_keymap_new_from_names(context, &xkb_rules, - XKB_KEYMAP_COMPILE_NO_FLAGS))) - die("failed to compile keymap"); - - wlr_keyboard_set_keymap(&kb_group.wlr_group->keyboard, keymap); - wlr_keyboard_set_keymap(&vkb_group.wlr_group->keyboard, keymap); - xkb_keymap_unref(keymap); - xkb_context_unref(context); - - wlr_keyboard_set_repeat_info(&kb_group.wlr_group->keyboard, repeat_rate, repeat_delay); - wlr_keyboard_set_repeat_info(&vkb_group.wlr_group->keyboard, repeat_rate, repeat_delay); - - /* Set up listeners for keyboard events */ - LISTEN(&kb_group.wlr_group->keyboard.events.key, &kb_group.key, keypress); - LISTEN(&kb_group.wlr_group->keyboard.events.modifiers, &kb_group.modifiers, keypressmod); - LISTEN(&vkb_group.wlr_group->keyboard.events.key, &vkb_group.key, keypress); - LISTEN(&vkb_group.wlr_group->keyboard.events.modifiers, &vkb_group.modifiers, keypressmod); - - kb_group.key_repeat_source = wl_event_loop_add_timer( - wl_display_get_event_loop(dpy), keyrepeat, &kb_group); - vkb_group.key_repeat_source = wl_event_loop_add_timer( - wl_display_get_event_loop(dpy), keyrepeat, &vkb_group); - - /* A seat can only have one keyboard, but this is a limitation of the - * Wayland protocol - not wlroots. We assign all connected keyboards to the - * same wlr_keyboard_group, which provides a single wlr_keyboard interface for - * all of them. Set this combined wlr_keyboard as the seat keyboard. - */ - wlr_seat_set_keyboard(seat, &kb_group.wlr_group->keyboard); + kb_group = createkeyboardgroup(); + wl_list_init(&kb_group->destroy.link); output_mgr = wlr_output_manager_v1_create(dpy); LISTEN_STATIC(&output_mgr->events.apply, outputmgrapply); @@ -2838,13 +2840,15 @@ view(const Arg *arg) void virtualkeyboard(struct wl_listener *listener, void *data) { - struct wlr_virtual_keyboard_v1 *keyboard = data; + struct wlr_virtual_keyboard_v1 *kb = data; + /* virtual keyboards shouldn't share keyboard group */ + KeyboardGroup *group = createkeyboardgroup(); /* Set the keymap to match the group keymap */ - wlr_keyboard_set_keymap(&keyboard->keyboard, vkb_group.wlr_group->keyboard.keymap); - wlr_keyboard_set_repeat_info(&keyboard->keyboard, repeat_rate, repeat_delay); + wlr_keyboard_set_keymap(&kb->keyboard, group->wlr_group->keyboard.keymap); + LISTEN(&kb->keyboard.base.events.destroy, &group->destroy, destroykeyboardgroup); /* Add the new keyboard to the group */ - wlr_keyboard_group_add_keyboard(vkb_group.wlr_group, &keyboard->keyboard); + wlr_keyboard_group_add_keyboard(group->wlr_group, &kb->keyboard); } void