+++ /dev/null
-/*
- * Copyright © 2011, 2012 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 <stdint.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <unistd.h>
-#include <sys/wait.h>
-
-#include "window.h"
-#include "../shared/cairo-util.h"
-#include "../shared/config-parser.h"
-
-#include "tablet-shell-client-protocol.h"
-
-struct tablet {
- struct display *display;
- struct tablet_shell *tablet_shell;
- struct rectangle allocation;
- struct window *switcher;
-
- struct homescreen *homescreen;
- struct lockscreen *lockscreen;
-};
-
-struct homescreen {
- struct window *window;
- struct widget *widget;
- struct wl_list launcher_list;
-};
-
-struct lockscreen {
- struct window *window;
- struct widget *widget;
-};
-
-struct launcher {
- struct widget *widget;
- struct homescreen *homescreen;
- cairo_surface_t *icon;
- int focused, pressed;
- char *path;
- struct wl_list link;
-};
-
-static char *key_lockscreen_icon;
-static char *key_lockscreen_background;
-static char *key_homescreen_background;
-
-static void
-sigchild_handler(int s)
-{
- int status;
- pid_t pid;
-
- while (pid = waitpid(-1, &status, WNOHANG), pid > 0)
- fprintf(stderr, "child %d exited\n", pid);
-}
-
-static void
-paint_background(cairo_t *cr, const char *path, struct rectangle *allocation)
-{
- cairo_surface_t *image = NULL;
- cairo_pattern_t *pattern;
- cairo_matrix_t matrix;
- double sx, sy;
-
- cairo_set_operator(cr, CAIRO_OPERATOR_SOURCE);
- if (path)
- image = load_cairo_surface(path);
- if (image) {
- pattern = cairo_pattern_create_for_surface(image);
- sx = (double) cairo_image_surface_get_width(image) /
- allocation->width;
- sy = (double) cairo_image_surface_get_height(image) /
- allocation->height;
- cairo_matrix_init_scale(&matrix, sx, sy);
- cairo_pattern_set_matrix(pattern, &matrix);
- cairo_set_source(cr, pattern);
- cairo_pattern_destroy (pattern);
- cairo_surface_destroy(image);
- cairo_paint(cr);
- } else {
- fprintf(stderr, "couldn't load background image: %s\n", path);
- cairo_set_source_rgb(cr, 0.2, 0, 0);
- cairo_paint(cr);
- }
-}
-
-static void
-homescreen_draw(struct widget *widget, void *data)
-{
- struct homescreen *homescreen = data;
- cairo_surface_t *surface;
- struct rectangle allocation;
- cairo_t *cr;
- struct launcher *launcher;
- const int rows = 4, columns = 5, icon_width = 128, icon_height = 128;
- int x, y, i, width, height, vmargin, hmargin, vpadding, hpadding;
-
- surface = window_get_surface(homescreen->window);
- cr = cairo_create(surface);
-
- widget_get_allocation(widget, &allocation);
- paint_background(cr, key_homescreen_background, &allocation);
-
- cairo_set_operator(cr, CAIRO_OPERATOR_OVER);
-
- width = allocation.width - columns * icon_width;
- hpadding = width / (columns + 1);
- hmargin = (width - hpadding * (columns - 1)) / 2;
-
- height = allocation.height - rows * icon_height;
- vpadding = height / (rows + 1);
- vmargin = (height - vpadding * (rows - 1)) / 2;
-
- x = hmargin;
- y = vmargin;
- i = 0;
-
- wl_list_for_each(launcher, &homescreen->launcher_list, link) {
- widget_set_allocation(launcher->widget,
- x, y, icon_width, icon_height);
- x += icon_width + hpadding;
- i++;
- if (i == columns) {
- x = hmargin;
- y += icon_height + vpadding;
- i = 0;
- }
- }
-
- cairo_destroy(cr);
- cairo_surface_destroy(surface);
-}
-
-static void
-lockscreen_draw(struct widget *widget, void *data)
-{
- struct lockscreen *lockscreen = data;
- cairo_surface_t *surface;
- cairo_surface_t *icon;
- struct rectangle allocation;
- cairo_t *cr;
- int width, height;
-
- surface = window_get_surface(lockscreen->window);
- cr = cairo_create(surface);
-
- widget_get_allocation(widget, &allocation);
- paint_background(cr, key_lockscreen_background, &allocation);
-
- cairo_set_operator(cr, CAIRO_OPERATOR_OVER);
- icon = load_cairo_surface(key_lockscreen_icon);
- if (icon) {
- width = cairo_image_surface_get_width(icon);
- height = cairo_image_surface_get_height(icon);
- cairo_set_source_surface(cr, icon,
- allocation.x + (allocation.width - width) / 2,
- allocation.y + (allocation.height - height) / 2);
- } else {
- fprintf(stderr, "couldn't load lockscreen icon: %s\n",
- key_lockscreen_icon);
- cairo_set_source_rgb(cr, 0.2, 0, 0);
- }
- cairo_paint(cr);
- cairo_destroy(cr);
- cairo_surface_destroy(icon);
- cairo_surface_destroy(surface);
-}
-
-static void
-lockscreen_button_handler(struct widget *widget,
- struct input *input, uint32_t time,
- uint32_t button,
- enum wl_pointer_button_state state, void *data)
-{
- struct lockscreen *lockscreen = data;
-
- if (state == WL_POINTER_BUTTON_STATE_PRESSED && lockscreen->window) {
- window_destroy(lockscreen->window);
- lockscreen->window = NULL;
- }
-}
-
-static struct homescreen *
-homescreen_create(struct tablet *tablet)
-{
- struct homescreen *homescreen;
-
- homescreen = zalloc (sizeof *homescreen);
- homescreen->window = window_create_custom(tablet->display);
- homescreen->widget =
- window_add_widget(homescreen->window, homescreen);
- window_set_user_data(homescreen->window, homescreen);
- window_set_title(homescreen->window, "homescreen");
- widget_set_redraw_handler(homescreen->widget, homescreen_draw);
-
- return homescreen;
-}
-
-static struct lockscreen *
-lockscreen_create(struct tablet *tablet)
-{
- struct lockscreen *lockscreen;
-
- lockscreen = zalloc (sizeof *lockscreen);
- lockscreen->window = window_create_custom(tablet->display);
- lockscreen->widget =
- window_add_widget(lockscreen->window, lockscreen);
- window_set_user_data(lockscreen->window, lockscreen);
- window_set_title(lockscreen->window, "lockscreen");
- widget_set_redraw_handler(lockscreen->widget, lockscreen_draw);
- widget_set_button_handler(lockscreen->widget,
- lockscreen_button_handler);
-
- return lockscreen;
-}
-
-static void
-show_lockscreen(void *data, struct tablet_shell *tablet_shell)
-{
- struct tablet *tablet = data;
-
- tablet->lockscreen = lockscreen_create(tablet);
- tablet_shell_set_lockscreen(tablet->tablet_shell,
- window_get_wl_surface(tablet->lockscreen->window));
-
- widget_schedule_resize(tablet->lockscreen->widget,
- tablet->allocation.width,
- tablet->allocation.height);
-}
-
-static void
-show_switcher(void *data, struct tablet_shell *tablet_shell)
-{
- struct tablet *tablet = data;
-
- tablet->switcher = window_create_custom(tablet->display);
- window_set_user_data(tablet->switcher, tablet);
- tablet_shell_set_switcher(tablet->tablet_shell,
- window_get_wl_surface(tablet->switcher));
-}
-
-static void
-hide_switcher(void *data, struct tablet_shell *tablet_shell)
-{
-}
-
-static const struct tablet_shell_listener tablet_shell_listener = {
- show_lockscreen,
- show_switcher,
- hide_switcher
-};
-
-static int
-launcher_enter_handler(struct widget *widget, struct input *input,
- float x, float y, void *data)
-{
- struct launcher *launcher = data;
-
- launcher->focused = 1;
- widget_schedule_redraw(widget);
-
- return CURSOR_LEFT_PTR;
-}
-
-static void
-launcher_leave_handler(struct widget *widget,
- struct input *input, void *data)
-{
- struct launcher *launcher = data;
-
- launcher->focused = 0;
- widget_schedule_redraw(widget);
-}
-
-static void
-launcher_activate(struct launcher *widget)
-{
- pid_t pid;
-
- pid = fork();
- if (pid < 0) {
- fprintf(stderr, "fork failed: %m\n");
- return;
- }
-
- if (pid)
- return;
-
- if (execl(widget->path, widget->path, NULL) < 0) {
- fprintf(stderr, "execl '%s' failed: %m\n", widget->path);
- exit(1);
- }
-}
-
-static void
-launcher_button_handler(struct widget *widget,
- struct input *input, uint32_t time,
- uint32_t button,
- enum wl_pointer_button_state state, void *data)
-{
- struct launcher *launcher;
-
- launcher = widget_get_user_data(widget);
- widget_schedule_redraw(widget);
- if (state == WL_POINTER_BUTTON_STATE_RELEASED) {
- launcher_activate(launcher);
- launcher->pressed = 0;
- } else if (state == WL_POINTER_BUTTON_STATE_PRESSED)
- launcher->pressed = 1;
-}
-
-static void
-launcher_redraw_handler(struct widget *widget, void *data)
-{
- struct launcher *launcher = data;
- cairo_surface_t *surface;
- struct rectangle allocation;
- cairo_t *cr;
-
- surface = window_get_surface(launcher->homescreen->window);
- cr = cairo_create(surface);
-
- widget_get_allocation(widget, &allocation);
- if (launcher->pressed) {
- allocation.x++;
- allocation.y++;
- }
-
- cairo_set_source_surface(cr, launcher->icon,
- allocation.x, allocation.y);
- cairo_paint(cr);
-
- if (launcher->focused) {
- cairo_set_source_rgba(cr, 1.0, 1.0, 1.0, 0.4);
- cairo_mask_surface(cr, launcher->icon,
- allocation.x, allocation.y);
- }
-
- cairo_destroy(cr);
-}
-
-static void
-tablet_shell_add_launcher(struct tablet *tablet,
- const char *icon, const char *path)
-{
- struct launcher *launcher;
- struct homescreen *homescreen = tablet->homescreen;
-
- launcher = xmalloc(sizeof *launcher);
- launcher->icon = load_cairo_surface(icon);
- if ( !launcher->icon ||
- cairo_surface_status (launcher->icon) != CAIRO_STATUS_SUCCESS) {
- fprintf(stderr, "couldn't load %s\n", icon);
- free(launcher);
- return;
- }
- launcher->path = strdup(path);
-
- launcher->homescreen = homescreen;
- launcher->widget = widget_add_widget(homescreen->widget, launcher);
- widget_set_enter_handler(launcher->widget,
- launcher_enter_handler);
- widget_set_leave_handler(launcher->widget,
- launcher_leave_handler);
- widget_set_button_handler(launcher->widget,
- launcher_button_handler);
- widget_set_redraw_handler(launcher->widget,
- launcher_redraw_handler);
-
- wl_list_insert(&homescreen->launcher_list, &launcher->link);
-}
-
-static void
-global_handler(struct display *display, uint32_t name,
- const char *interface, uint32_t version, void *data)
-{
- struct tablet *tablet = data;
-
- if (!strcmp(interface, "tablet_shell")) {
- tablet->tablet_shell =
- display_bind(display, name,
- &tablet_shell_interface, 1);
- tablet_shell_add_listener(tablet->tablet_shell,
- &tablet_shell_listener, tablet);
- }
-}
-
-int main(int argc, char *argv[])
-{
- struct tablet tablet = { 0 };
- struct display *display;
- struct output *output;
- struct weston_config *config;
- struct weston_config_section *s;
- char *icon, *path;
- const char *name;
-
- display = display_create(&argc, argv);
- if (display == NULL) {
- fprintf(stderr, "failed to create display: %m\n");
- return -1;
- }
-
- tablet.display = display;
-
- display_set_user_data(tablet.display, &tablet);
- display_set_global_handler(tablet.display, global_handler);
-
- tablet.homescreen = homescreen_create(&tablet);
- tablet_shell_set_homescreen(tablet.tablet_shell,
- window_get_wl_surface(tablet.homescreen->window));
-
- wl_display_roundtrip (display_get_display(tablet.display));
-
- wl_list_init(&tablet.homescreen->launcher_list);
-
- config = weston_config_parse("weston.ini");
- s = weston_config_get_section(config, "shell", NULL, NULL);
- weston_config_section_get_string(s, "lockscreen-icon",
- &key_lockscreen_icon, NULL);
- weston_config_section_get_string(s, "lockscreen",
- &key_lockscreen_background, NULL);
- weston_config_section_get_string(s, "homescreen",
- &key_homescreen_background, NULL);
-
- s = NULL;
- while (weston_config_next_section(config, &s, &name)) {
- if (strcmp(name, "launcher") != 0)
- continue;
-
- weston_config_section_get_string(s, "icon", &icon, NULL);
- weston_config_section_get_string(s, "path", &path, NULL);
-
- if (icon != NULL && path != NULL)
- tablet_shell_add_launcher(&tablet, icon, path);
- else
- fprintf(stderr, "invalid launcher section\n");
-
- free(icon);
- free(path);
- }
-
- weston_config_destroy(config);
-
- signal(SIGCHLD, sigchild_handler);
-
- output = display_get_output(tablet.display);
- output_get_allocation(output, &tablet.allocation);
- widget_schedule_resize(tablet.homescreen->widget,
- tablet.allocation.width,
- tablet.allocation.height);
- display_run(display);
-
- return 0;
-}
+++ /dev/null
-/*
- * 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 <assert.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 struct weston_view *
-get_surface_view(struct weston_surface *surface, int create)
-{
- if (!surface)
- return NULL;
-
- if (wl_list_empty(&surface->views)) {
- if (create)
- return weston_view_create(surface);
- else
- return NULL;
- }
-
- return container_of(surface->views.next, struct weston_view, surface_link);
-}
-
-static void
-tablet_shell_surface_configure(struct weston_surface *surface,
- int32_t sx, int32_t sy)
-{
- struct tablet_shell *shell = get_shell(surface->compositor);
- struct weston_view *view = get_surface_view(surface, 0);
- assert(view);
-
- if (weston_surface_is_mapped(surface) || surface->width == 0)
- return;
-
- if (surface == shell->lockscreen_surface) {
- wl_list_insert(&shell->lockscreen_layer.view_list,
- &view->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.view_list,
- &view->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(view, 0.3, 1.0, NULL, NULL);
- wl_list_insert(&shell->application_layer.view_list,
- &view->layer_link);
- }
-
- if (view) {
- weston_view_set_position(view, 0, 0);
- weston_view_update_transform(view);
- }
-}
-
-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);
- struct weston_view *view;
-
- view = weston_view_create(es);
- weston_view_set_position(view, 0, 0);
- shell->lockscreen_surface = es;
- es->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);
- struct weston_view *view;
-
- /* 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. */
- view = weston_view_create(es);
- weston_view_set_position(view, 0, 0);
-
- shell->switcher_surface = es;
- 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);
- struct weston_surface *es = wl_resource_get_user_data(surface_resource);
- struct weston_view *view;
-
- view = weston_view_create(es);
- weston_view_set_position(view, 0, 0);
-
- shell->home_surface = es;
- es->configure = tablet_shell_surface_configure;
-}
-
-static void
-minimize_zoom_done(struct weston_view_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;
- struct weston_view *view = get_surface_view(surface, 1);
-
- 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(get_surface_view(current, 0), 1.0, 0.3,
- minimize_zoom_done, shell);
- }
- } else {
- fprintf(stderr, "switch to %p\n", view);
- wl_list_for_each(seat, &compositor->seat_list, link)
- weston_surface_activate(view->surface, seat);
- tablet_shell_set_state(shell, STATE_TASK);
- weston_zoom_run(view, 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;
-}