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-rw-r--r--clients/tablet-shell.c478
1 files changed, 0 insertions, 478 deletions
diff --git a/clients/tablet-shell.c b/clients/tablet-shell.c
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index 45733b11..00000000
--- a/clients/tablet-shell.c
+++ /dev/null
@@ -1,478 +0,0 @@
-/*
- * 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;
-}