tablet-shell: Remove
The tablet-shell is unmaintained and unused. It is currently dead-weight and a burden when we make changes to weston. Let's drop it for now, we can pull it out of git if we find a need for it later.
This commit is contained in:
Kristian Høgsberg
@@ -115,7 +115,6 @@ westoninclude_HEADERS = \
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moduledir = $(libdir)/weston
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module_LTLIBRARIES = \
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$(desktop_shell) \
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$(tablet_shell) \
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$(cms_static) \
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$(cms_colord) \
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$(gl_renderer) \
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@@ -299,17 +298,6 @@ desktop_shell_la_SOURCES = \
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xdg-shell-server-protocol.h
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endif
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if ENABLE_TABLET_SHELL
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tablet_shell = tablet-shell.la
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tablet_shell_la_LDFLAGS = -module -avoid-version
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tablet_shell_la_LIBADD = $(COMPOSITOR_LIBS)
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tablet_shell_la_CFLAGS = $(GCC_CFLAGS) $(COMPOSITOR_CFLAGS)
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tablet_shell_la_SOURCES = \
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tablet-shell.c \
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tablet-shell-protocol.c \
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tablet-shell-server-protocol.h
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endif
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if HAVE_LCMS
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cms_static = cms-static.la
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cms_static_la_LDFLAGS = -module -avoid-version
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@@ -347,8 +335,6 @@ BUILT_SOURCES = \
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screenshooter-protocol.c \
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text-cursor-position-server-protocol.h \
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text-cursor-position-protocol.c \
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tablet-shell-protocol.c \
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tablet-shell-server-protocol.h \
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desktop-shell-protocol.c \
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desktop-shell-server-protocol.h \
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text-protocol.c \
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@@ -1,603 +0,0 @@
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/*
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* Copyright © 2011 Intel Corporation
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*
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* Permission to use, copy, modify, distribute, and sell this software and
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* its documentation for any purpose is hereby granted without fee, provided
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* that the above copyright notice appear in all copies and that both that
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* copyright notice and this permission notice appear in supporting
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* documentation, and that the name of the copyright holders not be used in
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* advertising or publicity pertaining to distribution of the software
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* without specific, written prior permission. The copyright holders make
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* no representations about the suitability of this software for any
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* purpose. It is provided "as is" without express or implied warranty.
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*
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* THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS
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* SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
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* FITNESS, IN NO EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY
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* SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER
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* RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF
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* CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
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* CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#include "config.h"
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#include <sys/wait.h>
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#include <unistd.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include <linux/input.h>
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#include <assert.h>
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#include "compositor.h"
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#include "tablet-shell-server-protocol.h"
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/*
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* TODO: Don't fade back from black until we've received a lockscreen
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* attachment.
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*/
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enum {
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STATE_STARTING,
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STATE_LOCKED,
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STATE_HOME,
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STATE_SWITCHER,
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STATE_TASK
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};
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struct tablet_shell {
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struct wl_resource *resource;
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struct wl_listener lock_listener;
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struct wl_listener unlock_listener;
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struct wl_listener destroy_listener;
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struct weston_compositor *compositor;
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struct weston_process process;
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struct wl_client *client;
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struct weston_surface *surface;
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struct weston_surface *lockscreen_surface;
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struct wl_listener lockscreen_listener;
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struct weston_layer lockscreen_layer;
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struct weston_layer application_layer;
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struct weston_surface *home_surface;
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struct weston_layer homescreen_layer;
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struct weston_surface *switcher_surface;
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struct wl_listener switcher_listener;
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struct tablet_client *current_client;
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int state, previous_state;
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int long_press_active;
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struct wl_event_source *long_press_source;
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};
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struct tablet_client {
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struct wl_resource *resource;
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struct tablet_shell *shell;
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struct wl_client *client;
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struct weston_surface *surface;
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char *name;
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};
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static void
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tablet_shell_destroy(struct wl_listener *listener, void *data);
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static struct tablet_shell *
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get_shell(struct weston_compositor *compositor)
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{
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struct wl_listener *l;
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l = wl_signal_get(&compositor->destroy_signal, tablet_shell_destroy);
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if (l)
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return container_of(l, struct tablet_shell, destroy_listener);
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return NULL;
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}
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static void
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tablet_shell_sigchld(struct weston_process *process, int status)
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{
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struct tablet_shell *shell =
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container_of(process, struct tablet_shell, process);
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shell->process.pid = 0;
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weston_log("weston-tablet-shell crashed, exit code %d\n", status);
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}
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static void
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tablet_shell_set_state(struct tablet_shell *shell, int state)
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{
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static const char *states[] = {
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"STARTING", "LOCKED", "HOME", "SWITCHER", "TASK"
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};
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weston_log("switching to state %s (from %s)\n",
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states[state], states[shell->state]);
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shell->previous_state = shell->state;
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shell->state = state;
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}
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static struct weston_view *
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get_surface_view(struct weston_surface *surface, int create)
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{
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if (!surface)
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return NULL;
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if (wl_list_empty(&surface->views)) {
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if (create)
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return weston_view_create(surface);
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else
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return NULL;
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}
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return container_of(surface->views.next, struct weston_view, surface_link);
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}
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static void
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tablet_shell_surface_configure(struct weston_surface *surface,
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int32_t sx, int32_t sy)
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{
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struct tablet_shell *shell = get_shell(surface->compositor);
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struct weston_view *view = get_surface_view(surface, 0);
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assert(view);
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if (weston_surface_is_mapped(surface) || surface->width == 0)
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return;
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if (surface == shell->lockscreen_surface) {
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wl_list_insert(&shell->lockscreen_layer.view_list,
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&view->layer_link);
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} else if (surface == shell->switcher_surface) {
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/* */
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} else if (surface == shell->home_surface) {
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if (shell->state == STATE_STARTING) {
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/* homescreen always visible, at the bottom */
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wl_list_insert(&shell->homescreen_layer.view_list,
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&view->layer_link);
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tablet_shell_set_state(shell, STATE_LOCKED);
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shell->previous_state = STATE_HOME;
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tablet_shell_send_show_lockscreen(shell->resource);
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}
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} else if (shell->current_client &&
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shell->current_client->surface != surface &&
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shell->current_client->client == wl_resource_get_client(surface->resource)) {
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tablet_shell_set_state(shell, STATE_TASK);
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shell->current_client->surface = surface;
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weston_zoom_run(view, 0.3, 1.0, NULL, NULL);
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wl_list_insert(&shell->application_layer.view_list,
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&view->layer_link);
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}
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if (view) {
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weston_view_set_position(view, 0, 0);
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weston_view_update_transform(view);
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}
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}
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static void
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handle_lockscreen_surface_destroy(struct wl_listener *listener, void *data)
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{
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struct tablet_shell *shell =
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container_of(listener,
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struct tablet_shell, lockscreen_listener);
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shell->lockscreen_surface = NULL;
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tablet_shell_set_state(shell, shell->previous_state);
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}
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static void
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tablet_shell_set_lockscreen(struct wl_client *client,
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struct wl_resource *resource,
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struct wl_resource *surface_resource)
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{
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struct tablet_shell *shell = wl_resource_get_user_data(resource);
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struct weston_surface *es = wl_resource_get_user_data(surface_resource);
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struct weston_view *view;
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view = weston_view_create(es);
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weston_view_set_position(view, 0, 0);
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shell->lockscreen_surface = es;
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es->configure = tablet_shell_surface_configure;
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shell->lockscreen_listener.notify = handle_lockscreen_surface_destroy;
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wl_signal_add(&es->destroy_signal, &shell->lockscreen_listener);
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}
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static void
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handle_switcher_surface_destroy(struct wl_listener *listener, void *data)
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{
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struct tablet_shell *shell =
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container_of(listener,
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struct tablet_shell, switcher_listener);
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shell->switcher_surface = NULL;
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if (shell->state != STATE_LOCKED)
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tablet_shell_set_state(shell, shell->previous_state);
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}
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static void
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tablet_shell_set_switcher(struct wl_client *client,
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struct wl_resource *resource,
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struct wl_resource *surface_resource)
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{
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struct tablet_shell *shell = wl_resource_get_user_data(resource);
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struct weston_surface *es = wl_resource_get_user_data(surface_resource);
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struct weston_view *view;
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/* FIXME: Switcher should be centered and the compositor
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* should do the tinting of the background. With the cache
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* layer idea, we should be able to hit the framerate on the
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* fade/zoom in. */
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view = weston_view_create(es);
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weston_view_set_position(view, 0, 0);
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shell->switcher_surface = es;
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shell->switcher_listener.notify = handle_switcher_surface_destroy;
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wl_signal_add(&es->destroy_signal, &shell->switcher_listener);
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}
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static void
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tablet_shell_set_homescreen(struct wl_client *client,
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struct wl_resource *resource,
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struct wl_resource *surface_resource)
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{
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struct tablet_shell *shell = wl_resource_get_user_data(resource);
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struct weston_surface *es = wl_resource_get_user_data(surface_resource);
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struct weston_view *view;
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view = weston_view_create(es);
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weston_view_set_position(view, 0, 0);
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shell->home_surface = es;
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es->configure = tablet_shell_surface_configure;
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}
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static void
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minimize_zoom_done(struct weston_view_animation *zoom, void *data)
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{
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struct tablet_shell *shell = data;
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struct weston_compositor *compositor = shell->compositor;
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struct weston_seat *seat;
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wl_list_for_each(seat, &compositor->seat_list, link)
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weston_surface_activate(shell->home_surface, seat);
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}
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static void
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tablet_shell_switch_to(struct tablet_shell *shell,
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struct weston_surface *surface)
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{
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struct weston_compositor *compositor = shell->compositor;
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struct weston_seat *seat;
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struct weston_surface *current;
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struct weston_view *view = get_surface_view(surface, 1);
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if (shell->state == STATE_SWITCHER) {
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wl_list_remove(&shell->switcher_listener.link);
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shell->switcher_surface = NULL;
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};
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if (surface == shell->home_surface) {
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tablet_shell_set_state(shell, STATE_HOME);
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if (shell->current_client && shell->current_client->surface) {
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current = shell->current_client->surface;
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weston_zoom_run(get_surface_view(current, 0), 1.0, 0.3,
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minimize_zoom_done, shell);
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}
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} else {
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fprintf(stderr, "switch to %p\n", view);
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wl_list_for_each(seat, &compositor->seat_list, link)
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weston_surface_activate(view->surface, seat);
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tablet_shell_set_state(shell, STATE_TASK);
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weston_zoom_run(view, 0.3, 1.0, NULL, NULL);
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}
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}
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static void
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tablet_shell_show_grid(struct wl_client *client,
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struct wl_resource *resource,
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struct wl_resource *surface_resource)
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{
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struct tablet_shell *shell = wl_resource_get_user_data(resource);
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struct weston_surface *es = wl_resource_get_user_data(surface_resource);
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tablet_shell_switch_to(shell, es);
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}
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static void
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tablet_shell_show_panels(struct wl_client *client,
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struct wl_resource *resource,
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struct wl_resource *surface_resource)
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{
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struct tablet_shell *shell = wl_resource_get_user_data(resource);
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struct weston_surface *es = wl_resource_get_user_data(surface_resource);
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tablet_shell_switch_to(shell, es);
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}
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static void
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destroy_tablet_client(struct wl_resource *resource)
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{
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struct tablet_client *tablet_client =
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wl_resource_get_user_data(resource);
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free(tablet_client->name);
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free(tablet_client);
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}
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static void
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tablet_client_destroy(struct wl_client *client,
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struct wl_resource *resource)
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{
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wl_resource_destroy(resource);
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}
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static void
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tablet_client_activate(struct wl_client *client, struct wl_resource *resource)
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{
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struct tablet_client *tablet_client = wl_resource_get_user_data(resource);
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struct tablet_shell *shell = tablet_client->shell;
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shell->current_client = tablet_client;
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if (!tablet_client->surface)
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return;
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tablet_shell_switch_to(shell, tablet_client->surface);
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}
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static const struct tablet_client_interface tablet_client_implementation = {
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tablet_client_destroy,
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tablet_client_activate
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};
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static void
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tablet_shell_create_client(struct wl_client *client,
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struct wl_resource *resource,
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uint32_t id, const char *name, int fd)
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{
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struct tablet_shell *shell = wl_resource_get_user_data(resource);
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struct weston_compositor *compositor = shell->compositor;
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struct tablet_client *tablet_client;
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tablet_client = malloc(sizeof *tablet_client);
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if (tablet_client == NULL) {
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wl_resource_post_no_memory(resource);
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return;
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}
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tablet_client->client = wl_client_create(compositor->wl_display, fd);
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tablet_client->shell = shell;
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tablet_client->name = strdup(name);
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tablet_client->resource =
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wl_resource_create(client, &tablet_client_interface, 1, id);
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wl_resource_set_implementation(tablet_client->resource,
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&tablet_client_implementation,
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tablet_client, destroy_tablet_client);
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tablet_client->surface = NULL;
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shell->current_client = tablet_client;
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weston_log("created client %p, id %d, name %s, fd %d\n",
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tablet_client->client, id, name, fd);
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}
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static const struct tablet_shell_interface tablet_shell_implementation = {
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tablet_shell_set_lockscreen,
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tablet_shell_set_switcher,
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tablet_shell_set_homescreen,
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tablet_shell_show_grid,
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tablet_shell_show_panels,
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tablet_shell_create_client
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};
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static void
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launch_ux_daemon(struct tablet_shell *shell)
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{
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const char *shell_exe = LIBEXECDIR "/weston-tablet-shell";
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shell->client = weston_client_launch(shell->compositor,
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&shell->process,
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shell_exe, tablet_shell_sigchld);
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}
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static void
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toggle_switcher(struct tablet_shell *shell)
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{
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switch (shell->state) {
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case STATE_SWITCHER:
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tablet_shell_send_hide_switcher(shell->resource);
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break;
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default:
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tablet_shell_send_show_switcher(shell->resource);
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tablet_shell_set_state(shell, STATE_SWITCHER);
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break;
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}
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}
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static void
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tablet_shell_lock(struct wl_listener *listener, void *data)
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{
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struct tablet_shell *shell =
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container_of(listener, struct tablet_shell, lock_listener);
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if (shell->state == STATE_LOCKED)
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return;
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if (shell->state == STATE_SWITCHER)
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tablet_shell_send_hide_switcher(shell->resource);
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tablet_shell_send_show_lockscreen(shell->resource);
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tablet_shell_set_state(shell, STATE_LOCKED);
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}
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static void
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tablet_shell_unlock(struct wl_listener *listener, void *data)
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{
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struct tablet_shell *shell =
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container_of(listener, struct tablet_shell, unlock_listener);
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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;
|
||||
}
|
||||
Reference in New Issue
Block a user