diff options
Diffstat (limited to 'src/tablet-shell.c')
| -rw-r--r-- | src/tablet-shell.c | 575 |
1 files changed, 0 insertions, 575 deletions
diff --git a/src/tablet-shell.c b/src/tablet-shell.c deleted file mode 100644 index b055ab23..00000000 --- a/src/tablet-shell.c +++ /dev/null @@ -1,575 +0,0 @@ -/* - * Copyright © 2011 Intel Corporation - * - * Permission to use, copy, modify, distribute, and sell this software and - * its documentation for any purpose is hereby granted without fee, provided - * that the above copyright notice appear in all copies and that both that - * copyright notice and this permission notice appear in supporting - * documentation, and that the name of the copyright holders not be used in - * advertising or publicity pertaining to distribution of the software - * without specific, written prior permission. The copyright holders make - * no representations about the suitability of this software for any - * purpose. It is provided "as is" without express or implied warranty. - * - * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS - * SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND - * FITNESS, IN NO EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY - * SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER - * RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF - * CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN - * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. - */ - -#include "config.h" - -#include <sys/wait.h> -#include <unistd.h> -#include <stdlib.h> -#include <stdio.h> -#include <string.h> -#include <linux/input.h> - -#include "compositor.h" -#include "tablet-shell-server-protocol.h" - -/* - * TODO: Don't fade back from black until we've received a lockscreen - * attachment. - */ - -enum { - STATE_STARTING, - STATE_LOCKED, - STATE_HOME, - STATE_SWITCHER, - STATE_TASK -}; - -struct tablet_shell { - struct wl_resource *resource; - - struct wl_listener lock_listener; - struct wl_listener unlock_listener; - struct wl_listener destroy_listener; - - struct weston_compositor *compositor; - struct weston_process process; - struct wl_client *client; - - struct weston_surface *surface; - - struct weston_surface *lockscreen_surface; - struct wl_listener lockscreen_listener; - struct weston_layer lockscreen_layer; - - struct weston_layer application_layer; - - struct weston_surface *home_surface; - struct weston_layer homescreen_layer; - - struct weston_surface *switcher_surface; - struct wl_listener switcher_listener; - - struct tablet_client *current_client; - - int state, previous_state; - int long_press_active; - struct wl_event_source *long_press_source; -}; - -struct tablet_client { - struct wl_resource *resource; - struct tablet_shell *shell; - struct wl_client *client; - struct weston_surface *surface; - char *name; -}; - -static void -tablet_shell_destroy(struct wl_listener *listener, void *data); - -static struct tablet_shell * -get_shell(struct weston_compositor *compositor) -{ - struct wl_listener *l; - - l = wl_signal_get(&compositor->destroy_signal, tablet_shell_destroy); - if (l) - return container_of(l, struct tablet_shell, destroy_listener); - - return NULL; -} - -static void -tablet_shell_sigchld(struct weston_process *process, int status) -{ - struct tablet_shell *shell = - container_of(process, struct tablet_shell, process); - - shell->process.pid = 0; - - weston_log("weston-tablet-shell crashed, exit code %d\n", status); -} - -static void -tablet_shell_set_state(struct tablet_shell *shell, int state) -{ - static const char *states[] = { - "STARTING", "LOCKED", "HOME", "SWITCHER", "TASK" - }; - - weston_log("switching to state %s (from %s)\n", - states[state], states[shell->state]); - shell->previous_state = shell->state; - shell->state = state; -} - -static void -tablet_shell_surface_configure(struct weston_surface *surface, - int32_t sx, int32_t sy, int32_t width, int32_t height) -{ - struct tablet_shell *shell = get_shell(surface->compositor); - - if (weston_surface_is_mapped(surface) || width == 0) - return; - - weston_surface_configure(surface, 0, 0, width, height); - - if (surface == shell->lockscreen_surface) { - wl_list_insert(&shell->lockscreen_layer.surface_list, - &surface->layer_link); - } else if (surface == shell->switcher_surface) { - /* */ - } else if (surface == shell->home_surface) { - if (shell->state == STATE_STARTING) { - /* homescreen always visible, at the bottom */ - wl_list_insert(&shell->homescreen_layer.surface_list, - &surface->layer_link); - - tablet_shell_set_state(shell, STATE_LOCKED); - shell->previous_state = STATE_HOME; - tablet_shell_send_show_lockscreen(shell->resource); - } - } else if (shell->current_client && - shell->current_client->surface != surface && - shell->current_client->client == wl_resource_get_client(surface->resource)) { - tablet_shell_set_state(shell, STATE_TASK); - shell->current_client->surface = surface; - weston_zoom_run(surface, 0.3, 1.0, NULL, NULL); - wl_list_insert(&shell->application_layer.surface_list, - &surface->layer_link); - } - - weston_surface_update_transform(surface); -} - -static void -handle_lockscreen_surface_destroy(struct wl_listener *listener, void *data) -{ - struct tablet_shell *shell = - container_of(listener, - struct tablet_shell, lockscreen_listener); - - shell->lockscreen_surface = NULL; - tablet_shell_set_state(shell, shell->previous_state); -} - -static void -tablet_shell_set_lockscreen(struct wl_client *client, - struct wl_resource *resource, - struct wl_resource *surface_resource) -{ - struct tablet_shell *shell = wl_resource_get_user_data(resource); - struct weston_surface *es = wl_resource_get_user_data(surface_resource); - - weston_surface_set_position(es, 0, 0); - shell->lockscreen_surface = es; - shell->lockscreen_surface->configure = tablet_shell_surface_configure; - shell->lockscreen_listener.notify = handle_lockscreen_surface_destroy; - wl_signal_add(&es->destroy_signal, &shell->lockscreen_listener); -} - -static void -handle_switcher_surface_destroy(struct wl_listener *listener, void *data) -{ - struct tablet_shell *shell = - container_of(listener, - struct tablet_shell, switcher_listener); - - shell->switcher_surface = NULL; - if (shell->state != STATE_LOCKED) - tablet_shell_set_state(shell, shell->previous_state); -} - -static void -tablet_shell_set_switcher(struct wl_client *client, - struct wl_resource *resource, - struct wl_resource *surface_resource) -{ - struct tablet_shell *shell = wl_resource_get_user_data(resource); - struct weston_surface *es = wl_resource_get_user_data(surface_resource); - - /* FIXME: Switcher should be centered and the compositor - * should do the tinting of the background. With the cache - * layer idea, we should be able to hit the framerate on the - * fade/zoom in. */ - shell->switcher_surface = es; - weston_surface_set_position(shell->switcher_surface, 0, 0); - - shell->switcher_listener.notify = handle_switcher_surface_destroy; - wl_signal_add(&es->destroy_signal, &shell->switcher_listener); -} - -static void -tablet_shell_set_homescreen(struct wl_client *client, - struct wl_resource *resource, - struct wl_resource *surface_resource) -{ - struct tablet_shell *shell = wl_resource_get_user_data(resource); - - shell->home_surface = wl_resource_get_user_data(surface_resource); - shell->home_surface->configure = tablet_shell_surface_configure; - - weston_surface_set_position(shell->home_surface, 0, 0); -} - -static void -minimize_zoom_done(struct weston_surface_animation *zoom, void *data) -{ - struct tablet_shell *shell = data; - struct weston_compositor *compositor = shell->compositor; - struct weston_seat *seat; - - wl_list_for_each(seat, &compositor->seat_list, link) - weston_surface_activate(shell->home_surface, seat); -} - -static void -tablet_shell_switch_to(struct tablet_shell *shell, - struct weston_surface *surface) -{ - struct weston_compositor *compositor = shell->compositor; - struct weston_seat *seat; - struct weston_surface *current; - - if (shell->state == STATE_SWITCHER) { - wl_list_remove(&shell->switcher_listener.link); - shell->switcher_surface = NULL; - }; - - if (surface == shell->home_surface) { - tablet_shell_set_state(shell, STATE_HOME); - - if (shell->current_client && shell->current_client->surface) { - current = shell->current_client->surface; - weston_zoom_run(current, 1.0, 0.3, - minimize_zoom_done, shell); - } - } else { - fprintf(stderr, "switch to %p\n", surface); - wl_list_for_each(seat, &compositor->seat_list, link) - weston_surface_activate(surface, seat); - tablet_shell_set_state(shell, STATE_TASK); - weston_zoom_run(surface, 0.3, 1.0, NULL, NULL); - } -} - -static void -tablet_shell_show_grid(struct wl_client *client, - struct wl_resource *resource, - struct wl_resource *surface_resource) -{ - struct tablet_shell *shell = wl_resource_get_user_data(resource); - struct weston_surface *es = wl_resource_get_user_data(surface_resource); - - tablet_shell_switch_to(shell, es); -} - -static void -tablet_shell_show_panels(struct wl_client *client, - struct wl_resource *resource, - struct wl_resource *surface_resource) -{ - struct tablet_shell *shell = wl_resource_get_user_data(resource); - struct weston_surface *es = wl_resource_get_user_data(surface_resource); - - tablet_shell_switch_to(shell, es); -} - -static void -destroy_tablet_client(struct wl_resource *resource) -{ - struct tablet_client *tablet_client = - wl_resource_get_user_data(resource); - - free(tablet_client->name); - free(tablet_client); -} - -static void -tablet_client_destroy(struct wl_client *client, - struct wl_resource *resource) -{ - wl_resource_destroy(resource); -} - -static void -tablet_client_activate(struct wl_client *client, struct wl_resource *resource) -{ - struct tablet_client *tablet_client = wl_resource_get_user_data(resource); - struct tablet_shell *shell = tablet_client->shell; - - shell->current_client = tablet_client; - if (!tablet_client->surface) - return; - - tablet_shell_switch_to(shell, tablet_client->surface); -} - -static const struct tablet_client_interface tablet_client_implementation = { - tablet_client_destroy, - tablet_client_activate -}; - -static void -tablet_shell_create_client(struct wl_client *client, - struct wl_resource *resource, - uint32_t id, const char *name, int fd) -{ - struct tablet_shell *shell = wl_resource_get_user_data(resource); - struct weston_compositor *compositor = shell->compositor; - struct tablet_client *tablet_client; - - tablet_client = malloc(sizeof *tablet_client); - if (tablet_client == NULL) { - wl_resource_post_no_memory(resource); - return; - } - - tablet_client->client = wl_client_create(compositor->wl_display, fd); - tablet_client->shell = shell; - tablet_client->name = strdup(name); - - tablet_client->resource = - wl_resource_create(client, &tablet_client_interface, 1, id); - wl_resource_set_implementation(tablet_client->resource, - &tablet_client_implementation, - tablet_client, destroy_tablet_client); - - tablet_client->surface = NULL; - shell->current_client = tablet_client; - - weston_log("created client %p, id %d, name %s, fd %d\n", - tablet_client->client, id, name, fd); -} - -static const struct tablet_shell_interface tablet_shell_implementation = { - tablet_shell_set_lockscreen, - tablet_shell_set_switcher, - tablet_shell_set_homescreen, - tablet_shell_show_grid, - tablet_shell_show_panels, - tablet_shell_create_client -}; - -static void -launch_ux_daemon(struct tablet_shell *shell) -{ - const char *shell_exe = LIBEXECDIR "/weston-tablet-shell"; - - shell->client = weston_client_launch(shell->compositor, - &shell->process, - shell_exe, tablet_shell_sigchld); -} - -static void -toggle_switcher(struct tablet_shell *shell) -{ - switch (shell->state) { - case STATE_SWITCHER: - tablet_shell_send_hide_switcher(shell->resource); - break; - default: - tablet_shell_send_show_switcher(shell->resource); - tablet_shell_set_state(shell, STATE_SWITCHER); - break; - } -} - -static void -tablet_shell_lock(struct wl_listener *listener, void *data) -{ - struct tablet_shell *shell = - container_of(listener, struct tablet_shell, lock_listener); - - if (shell->state == STATE_LOCKED) - return; - if (shell->state == STATE_SWITCHER) - tablet_shell_send_hide_switcher(shell->resource); - - tablet_shell_send_show_lockscreen(shell->resource); - tablet_shell_set_state(shell, STATE_LOCKED); -} - -static void -tablet_shell_unlock(struct wl_listener *listener, void *data) -{ - struct tablet_shell *shell = - container_of(listener, struct tablet_shell, unlock_listener); - - tablet_shell_set_state(shell, STATE_HOME); -} - -static void -go_home(struct tablet_shell *shell, struct weston_seat *seat) -{ - if (shell->state == STATE_SWITCHER) - tablet_shell_send_hide_switcher(shell->resource); - - weston_surface_activate(shell->home_surface, seat); - - tablet_shell_set_state(shell, STATE_HOME); -} - -static int -long_press_handler(void *data) -{ - struct tablet_shell *shell = data; - - shell->long_press_active = 0; - toggle_switcher(shell); - - return 1; -} - -static void -menu_key_binding(struct weston_seat *seat, uint32_t time, uint32_t key, void *data) -{ - struct tablet_shell *shell = data; - - if (shell->state == STATE_LOCKED) - return; - - toggle_switcher(shell); -} - -static void -home_key_binding(struct weston_seat *seat, uint32_t time, uint32_t key, void *data) -{ - struct tablet_shell *shell = data; - - if (shell->state == STATE_LOCKED) - return; - - if (1) { - wl_event_source_timer_update(shell->long_press_source, 500); - shell->long_press_active = 1; - } else if (shell->long_press_active) { - /* This code has never been run ... */ - wl_event_source_timer_update(shell->long_press_source, 0); - shell->long_press_active = 0; - - switch (shell->state) { - case STATE_HOME: - case STATE_SWITCHER: - toggle_switcher(shell); - break; - default: - go_home(shell, (struct weston_seat *) seat); - break; - } - } -} - -static void -destroy_tablet_shell(struct wl_resource *resource) -{ -} - -static void -bind_tablet_shell(struct wl_client *client, void *data, uint32_t version, - uint32_t id) -{ - struct tablet_shell *shell = data; - - if (shell->client != client) - /* Throw an error or just let the client fail when it - * tries to access the object?. */ - return; - - shell->resource = - wl_resource_create(client, &tablet_shell_interface, 1, id); - wl_resource_set_implementation(shell->resource, - &tablet_shell_implementation, - shell, destroy_tablet_shell); -} - -static void -tablet_shell_destroy(struct wl_listener *listener, void *data) -{ - struct tablet_shell *shell = - container_of(listener, struct tablet_shell, destroy_listener); - - if (shell->home_surface) - shell->home_surface->configure = NULL; - - if (shell->lockscreen_surface) - shell->lockscreen_surface->configure = NULL; - - wl_event_source_remove(shell->long_press_source); - free(shell); -} - -WL_EXPORT int -module_init(struct weston_compositor *compositor, - int *argc, char *argv[]) -{ - struct tablet_shell *shell; - struct wl_event_loop *loop; - - shell = zalloc(sizeof *shell); - if (shell == NULL) - return -1; - - shell->compositor = compositor; - - shell->destroy_listener.notify = tablet_shell_destroy; - wl_signal_add(&compositor->destroy_signal, &shell->destroy_listener); - shell->lock_listener.notify = tablet_shell_lock; - wl_signal_add(&compositor->idle_signal, &shell->lock_listener); - shell->unlock_listener.notify = tablet_shell_unlock; - wl_signal_add(&compositor->wake_signal, &shell->unlock_listener); - - /* FIXME: This will make the object available to all clients. */ - wl_global_create(compositor->wl_display, &tablet_shell_interface, 1, - shell, bind_tablet_shell); - - loop = wl_display_get_event_loop(compositor->wl_display); - shell->long_press_source = - wl_event_loop_add_timer(loop, long_press_handler, shell); - - weston_compositor_add_key_binding(compositor, KEY_LEFTMETA, 0, - home_key_binding, shell); - weston_compositor_add_key_binding(compositor, KEY_RIGHTMETA, 0, - home_key_binding, shell); - weston_compositor_add_key_binding(compositor, KEY_LEFTMETA, - MODIFIER_SUPER, home_key_binding, - shell); - weston_compositor_add_key_binding(compositor, KEY_RIGHTMETA, - MODIFIER_SUPER, home_key_binding, - shell); - weston_compositor_add_key_binding(compositor, KEY_COMPOSE, 0, - menu_key_binding, shell); - - weston_layer_init(&shell->homescreen_layer, - &compositor->cursor_layer.link); - weston_layer_init(&shell->application_layer, - &compositor->cursor_layer.link); - weston_layer_init(&shell->lockscreen_layer, - &compositor->cursor_layer.link); - launch_ux_daemon(shell); - - tablet_shell_set_state(shell, STATE_STARTING); - - return 0; -} |