You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
576 lines
16 KiB
576 lines
16 KiB
/*
|
|
* 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 <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 weston_shell shell;
|
|
|
|
struct weston_compositor *compositor;
|
|
struct weston_process process;
|
|
struct weston_input_device *device;
|
|
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_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_sigchld(struct weston_process *process, int status)
|
|
{
|
|
struct tablet_shell *shell =
|
|
container_of(process, struct tablet_shell, process);
|
|
|
|
shell->process.pid = 0;
|
|
|
|
fprintf(stderr,
|
|
"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"
|
|
};
|
|
|
|
fprintf(stderr, "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)
|
|
{
|
|
struct tablet_shell *shell =
|
|
container_of(surface->compositor->shell,
|
|
struct tablet_shell, shell);
|
|
int32_t width, height;
|
|
|
|
if (weston_surface_is_mapped(surface))
|
|
return;
|
|
|
|
width = surface->buffer->width;
|
|
height = surface->buffer->height;
|
|
|
|
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 == surface->surface.resource.client) {
|
|
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->compositor->surface_list, &surface->link);
|
|
weston_surface_assign_output(surface);
|
|
}
|
|
|
|
static void
|
|
handle_lockscreen_surface_destroy(struct wl_listener *listener,
|
|
struct wl_resource *resource, uint32_t time)
|
|
{
|
|
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 = resource->data;
|
|
struct weston_surface *es = surface_resource->data;
|
|
|
|
weston_surface_set_position(es, 0, 0);
|
|
shell->lockscreen_surface = es;
|
|
shell->lockscreen_surface->configure = tablet_shell_surface_configure;
|
|
shell->lockscreen_listener.func = handle_lockscreen_surface_destroy;
|
|
wl_list_insert(es->surface.resource.destroy_listener_list.prev,
|
|
&shell->lockscreen_listener.link);
|
|
}
|
|
|
|
static void
|
|
handle_switcher_surface_destroy(struct wl_listener *listener,
|
|
struct wl_resource *resource, uint32_t time)
|
|
{
|
|
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 = resource->data;
|
|
struct weston_surface *es = surface_resource->data;
|
|
|
|
/* 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.func = handle_switcher_surface_destroy;
|
|
wl_list_insert(es->surface.resource.destroy_listener_list.prev,
|
|
&shell->switcher_listener.link);
|
|
}
|
|
|
|
static void
|
|
tablet_shell_set_homescreen(struct wl_client *client,
|
|
struct wl_resource *resource,
|
|
struct wl_resource *surface_resource)
|
|
{
|
|
struct tablet_shell *shell = resource->data;
|
|
|
|
shell->home_surface = surface_resource->data;
|
|
shell->home_surface->configure = tablet_shell_surface_configure;
|
|
|
|
weston_surface_set_position(shell->home_surface, 0, 0);
|
|
}
|
|
|
|
static void
|
|
minimize_zoom_done(struct weston_zoom *zoom, void *data)
|
|
{
|
|
struct tablet_shell *shell = data;
|
|
struct weston_compositor *compositor = shell->compositor;
|
|
struct weston_input_device *device =
|
|
(struct weston_input_device *) compositor->input_device;
|
|
|
|
weston_surface_activate(shell->home_surface,
|
|
device, weston_compositor_get_time());
|
|
}
|
|
|
|
static void
|
|
tablet_shell_switch_to(struct tablet_shell *shell,
|
|
struct weston_surface *surface)
|
|
{
|
|
struct weston_compositor *compositor = shell->compositor;
|
|
struct weston_input_device *device =
|
|
(struct weston_input_device *) compositor->input_device;
|
|
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);
|
|
weston_surface_activate(surface, device,
|
|
weston_compositor_get_time());
|
|
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 = resource->data;
|
|
struct weston_surface *es = surface_resource->data;
|
|
|
|
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 = resource->data;
|
|
struct weston_surface *es = surface_resource->data;
|
|
|
|
tablet_shell_switch_to(shell, es);
|
|
}
|
|
|
|
static void
|
|
destroy_tablet_client(struct wl_resource *resource)
|
|
{
|
|
struct tablet_client *tablet_client =
|
|
container_of(resource, struct tablet_client, 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, weston_compositor_get_time());
|
|
}
|
|
|
|
static void
|
|
tablet_client_activate(struct wl_client *client, struct wl_resource *resource)
|
|
{
|
|
struct tablet_client *tablet_client = resource->data;
|
|
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 = resource->data;
|
|
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.destroy = destroy_tablet_client;
|
|
tablet_client->resource.object.id = id;
|
|
tablet_client->resource.object.interface =
|
|
&tablet_client_interface;
|
|
tablet_client->resource.object.implementation =
|
|
(void (**)(void)) &tablet_client_implementation;
|
|
|
|
wl_client_add_resource(client, &tablet_client->resource);
|
|
tablet_client->surface = NULL;
|
|
shell->current_client = tablet_client;
|
|
|
|
fprintf(stderr, "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 weston_shell *base)
|
|
{
|
|
struct tablet_shell *shell =
|
|
container_of(base, struct tablet_shell, shell);
|
|
|
|
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 weston_shell *base)
|
|
{
|
|
struct tablet_shell *shell =
|
|
container_of(base, struct tablet_shell, shell);
|
|
|
|
weston_compositor_wake(shell->compositor);
|
|
}
|
|
|
|
static void
|
|
go_home(struct tablet_shell *shell)
|
|
{
|
|
struct weston_input_device *device =
|
|
(struct weston_input_device *) shell->compositor->input_device;
|
|
|
|
if (shell->state == STATE_SWITCHER)
|
|
tablet_shell_send_hide_switcher(&shell->resource);
|
|
|
|
weston_surface_activate(shell->home_surface, device,
|
|
weston_compositor_get_time());
|
|
|
|
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 wl_input_device *device, uint32_t time,
|
|
uint32_t key, uint32_t button, uint32_t axis, int32_t state, void *data)
|
|
{
|
|
struct tablet_shell *shell = data;
|
|
|
|
if (shell->state == STATE_LOCKED)
|
|
return;
|
|
|
|
if (state)
|
|
toggle_switcher(shell);
|
|
}
|
|
|
|
static void
|
|
home_key_binding(struct wl_input_device *device, uint32_t time,
|
|
uint32_t key, uint32_t button, uint32_t axis, int32_t state, void *data)
|
|
{
|
|
struct tablet_shell *shell = data;
|
|
|
|
if (shell->state == STATE_LOCKED)
|
|
return;
|
|
|
|
shell->device = (struct weston_input_device *) device;
|
|
|
|
if (state) {
|
|
wl_event_source_timer_update(shell->long_press_source, 500);
|
|
shell->long_press_active = 1;
|
|
} else if (shell->long_press_active) {
|
|
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);
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
static void
|
|
destroy_tablet_shell(struct wl_resource *resource)
|
|
{
|
|
}
|
|
|
|
static void
|
|
bind_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.object.id = id;
|
|
shell->resource.object.interface = &tablet_shell_interface;
|
|
shell->resource.object.implementation =
|
|
(void (**)(void)) &tablet_shell_implementation;
|
|
shell->resource.client = client;
|
|
shell->resource.data = shell;
|
|
shell->resource.destroy = destroy_tablet_shell;
|
|
|
|
wl_client_add_resource(client, &shell->resource);
|
|
}
|
|
|
|
static void
|
|
tablet_shell_destroy(struct weston_shell *base)
|
|
{
|
|
struct tablet_shell *shell =
|
|
container_of(base, struct tablet_shell, shell);
|
|
|
|
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);
|
|
}
|
|
|
|
void
|
|
shell_init(struct weston_compositor *compositor);
|
|
|
|
WL_EXPORT void
|
|
shell_init(struct weston_compositor *compositor)
|
|
{
|
|
struct tablet_shell *shell;
|
|
struct wl_event_loop *loop;
|
|
|
|
shell = malloc(sizeof *shell);
|
|
if (shell == NULL)
|
|
return;
|
|
|
|
memset(shell, 0, sizeof *shell);
|
|
shell->compositor = compositor;
|
|
|
|
/* FIXME: This will make the object available to all clients. */
|
|
wl_display_add_global(compositor->wl_display,
|
|
&tablet_shell_interface, shell, bind_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_binding(compositor, KEY_LEFTMETA, 0, 0, 0,
|
|
home_key_binding, shell);
|
|
weston_compositor_add_binding(compositor, KEY_RIGHTMETA, 0, 0, 0,
|
|
home_key_binding, shell);
|
|
weston_compositor_add_binding(compositor, KEY_LEFTMETA, 0, 0,
|
|
MODIFIER_SUPER, home_key_binding, shell);
|
|
weston_compositor_add_binding(compositor, KEY_RIGHTMETA, 0, 0,
|
|
MODIFIER_SUPER, home_key_binding, shell);
|
|
weston_compositor_add_binding(compositor, KEY_COMPOSE, 0, 0, 0,
|
|
menu_key_binding, shell);
|
|
|
|
compositor->shell = &shell->shell;
|
|
|
|
shell->shell.lock = tablet_shell_lock;
|
|
shell->shell.unlock = tablet_shell_unlock;
|
|
shell->shell.destroy = tablet_shell_destroy;
|
|
|
|
weston_layer_init(&shell->homescreen_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);
|
|
}
|
|
|