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645 lines
16 KiB
645 lines
16 KiB
/*
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* Copyright © 2011 Kristian Høgsberg
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* Copyright © 2011 Collabora, Ltd.
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*
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* Permission to use, copy, modify, distribute, and sell this software and its
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* documentation for any purpose is hereby granted without fee, provided that
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* the above copyright notice appear in all copies and that both that copyright
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* notice and this permission notice appear in supporting documentation, and
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* that the name of the copyright holders not be used in advertising or
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* publicity pertaining to distribution of the software without specific,
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* written prior permission. The copyright holders make no representations
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* about the suitability of this software for any purpose. It is provided "as
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* is" without express or implied warranty.
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*
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* THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
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* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
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* EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
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* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
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* DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
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* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
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* OF THIS SOFTWARE.
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*/
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#include <stdint.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <fcntl.h>
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#include <unistd.h>
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#include <math.h>
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#include <cairo.h>
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#include <sys/wait.h>
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#include <linux/input.h>
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#include <wayland-client.h>
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#include "cairo-util.h"
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#include "window.h"
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#include "../shared/configparser.h"
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#include "desktop-shell-client-protocol.h"
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struct desktop {
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struct display *display;
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struct desktop_shell *shell;
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const char *background_path;
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struct unlock_dialog *unlock_dialog;
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struct task unlock_task;
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struct wl_list outputs;
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};
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struct surface {
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void (*configure)(void *data,
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struct desktop_shell *desktop_shell,
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uint32_t time, uint32_t edges,
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struct window *window,
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int32_t width, int32_t height);
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};
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struct panel {
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struct surface base;
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struct window *window;
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struct window *menu;
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};
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struct background {
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struct surface base;
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struct window *window;
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};
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struct output {
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struct wl_output *output;
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struct wl_list link;
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struct panel *panel;
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struct background *background;
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};
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struct panel_item {
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struct item *item;
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struct panel *panel;
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cairo_surface_t *icon;
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int pressed;
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const char *path;
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};
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struct unlock_dialog {
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struct window *window;
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struct item *button;
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int closing;
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struct desktop *desktop;
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};
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static char *key_background_image;
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static uint32_t key_panel_color;
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static char *key_launcher_icon;
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static char *key_launcher_path;
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static void launcher_section_done(void *data);
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static int key_locking = 1;
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static const struct config_key shell_config_keys[] = {
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{ "background-image", CONFIG_KEY_STRING, &key_background_image },
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{ "panel-color", CONFIG_KEY_INTEGER, &key_panel_color },
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{ "locking", CONFIG_KEY_BOOLEAN, &key_locking },
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};
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static const struct config_key launcher_config_keys[] = {
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{ "icon", CONFIG_KEY_STRING, &key_launcher_icon },
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{ "path", CONFIG_KEY_STRING, &key_launcher_path },
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};
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static const struct config_section config_sections[] = {
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{ "wayland-desktop-shell",
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shell_config_keys, ARRAY_LENGTH(shell_config_keys) },
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{ "launcher",
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launcher_config_keys, ARRAY_LENGTH(launcher_config_keys),
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launcher_section_done }
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};
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static void
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sigchild_handler(int s)
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{
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int status;
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pid_t pid;
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while (pid = waitpid(-1, &status, WNOHANG), pid > 0)
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fprintf(stderr, "child %d exited\n", pid);
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}
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static void
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show_menu(struct panel *panel, struct input *input)
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{
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int32_t x, y, width = 200, height = 200;
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struct display *display;
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input_get_position(input, &x, &y);
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display = window_get_display(panel->window);
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panel->menu = window_create_transient(display, panel->window,
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x - 10, y - 10, width, height);
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window_set_user_data(panel->menu, panel);
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window_draw(panel->menu);
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window_flush(panel->menu);
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}
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static void
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panel_activate_item(struct panel *panel, struct panel_item *item)
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{
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pid_t pid;
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pid = fork();
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if (pid < 0) {
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fprintf(stderr, "fork failed: %m\n");
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return;
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}
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if (pid)
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return;
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if (execl(item->path, item->path, NULL) < 0) {
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fprintf(stderr, "execl failed: %m\n");
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exit(1);
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}
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}
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static void
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panel_draw_item(struct item *item, void *data)
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{
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cairo_t *cr = data;
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struct panel_item *pi;
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int x, y, width, height;
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double dx, dy;
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pi = item_get_user_data(item);
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width = cairo_image_surface_get_width(pi->icon);
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height = cairo_image_surface_get_height(pi->icon);
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x = 0;
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y = -height / 2;
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if (pi->pressed) {
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x++;
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y++;
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}
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dx = x;
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dy = y;
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cairo_user_to_device(cr, &dx, &dy);
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item_set_allocation(item, dx, dy, width, height);
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cairo_set_source_surface(cr, pi->icon, x, y);
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cairo_paint(cr);
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if (window_get_focus_item(pi->panel->window) == item) {
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cairo_set_source_rgba(cr, 1.0, 1.0, 1.0, 0.4);
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cairo_mask_surface(cr, pi->icon, x, y);
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}
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cairo_translate(cr, width + 10, 0);
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}
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static void
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set_hex_color(cairo_t *cr, uint32_t color)
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{
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cairo_set_source_rgba(cr,
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((color >> 16) & 0xff) / 255.0,
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((color >> 8) & 0xff) / 255.0,
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((color >> 0) & 0xff) / 255.0,
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((color >> 24) & 0xff) / 255.0);
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}
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static void
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panel_redraw_handler(struct window *window, void *data)
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{
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cairo_surface_t *surface;
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cairo_t *cr;
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window_draw(window);
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surface = window_get_surface(window);
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cr = cairo_create(surface);
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cairo_set_operator(cr, CAIRO_OPERATOR_SOURCE);
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set_hex_color(cr, key_panel_color);
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cairo_paint(cr);
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cairo_set_operator(cr, CAIRO_OPERATOR_OVER);
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cairo_translate(cr, 10, 32 / 2);
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window_for_each_item(window, panel_draw_item, cr);
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cairo_destroy(cr);
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cairo_surface_destroy(surface);
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window_flush(window);
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}
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static void
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panel_item_focus_handler(struct window *window,
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struct item *focus, void *data)
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{
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window_schedule_redraw(window);
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}
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static void
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panel_button_handler(struct window *window,
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struct input *input, uint32_t time,
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int button, int state, void *data)
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{
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struct panel *panel = data;
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struct panel_item *pi;
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struct item *focus;
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focus = window_get_focus_item(panel->window);
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if (focus && button == BTN_LEFT) {
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pi = item_get_user_data(focus);
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window_schedule_redraw(panel->window);
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if (state == 0)
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panel_activate_item(panel, pi);
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} else if (button == BTN_RIGHT) {
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if (state)
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show_menu(panel, input);
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else
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window_destroy(panel->menu);
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}
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}
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static void
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panel_configure(void *data,
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struct desktop_shell *desktop_shell,
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uint32_t time, uint32_t edges,
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struct window *window,
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int32_t width, int32_t height)
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{
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window_set_child_size(window, width, 32);
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window_schedule_redraw(window);
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}
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static struct panel *
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panel_create(struct display *display)
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{
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struct panel *panel;
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panel = malloc(sizeof *panel);
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memset(panel, 0, sizeof *panel);
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panel->base.configure = panel_configure;
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panel->window = window_create(display, 0, 0);
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window_set_title(panel->window, "panel");
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window_set_decoration(panel->window, 0);
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window_set_redraw_handler(panel->window, panel_redraw_handler);
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window_set_custom(panel->window);
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window_set_user_data(panel->window, panel);
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window_set_button_handler(panel->window, panel_button_handler);
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window_set_item_focus_handler(panel->window, panel_item_focus_handler);
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return panel;
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}
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static void
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panel_add_item(struct panel *panel, const char *icon, const char *path)
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{
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struct panel_item *item;
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item = malloc(sizeof *item);
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memset(item, 0, sizeof *item);
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item->icon = cairo_image_surface_create_from_png(icon);
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item->path = strdup(path);
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item->panel = panel;
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window_add_item(panel->window, item);
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}
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static void
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background_draw(struct window *window, int width, int height, const char *path)
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{
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cairo_surface_t *surface, *image;
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cairo_pattern_t *pattern;
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cairo_matrix_t matrix;
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cairo_t *cr;
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double sx, sy;
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window_set_child_size(window, width, height);
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window_draw(window);
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surface = window_get_surface(window);
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cr = cairo_create(surface);
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cairo_set_operator(cr, CAIRO_OPERATOR_SOURCE);
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cairo_set_source_rgba(cr, 0.0, 0.0, 0.2, 1.0);
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cairo_paint(cr);
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if (path) {
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image = load_jpeg(path);
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pattern = cairo_pattern_create_for_surface(image);
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sx = (double) cairo_image_surface_get_width(image) / width;
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sy = (double) cairo_image_surface_get_height(image) / height;
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cairo_matrix_init_scale(&matrix, sx, sy);
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cairo_pattern_set_matrix(pattern, &matrix);
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cairo_set_source(cr, pattern);
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cairo_pattern_destroy (pattern);
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cairo_paint(cr);
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cairo_surface_destroy(image);
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}
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cairo_destroy(cr);
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cairo_surface_destroy(surface);
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window_flush(window);
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}
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static void
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background_configure(void *data,
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struct desktop_shell *desktop_shell,
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uint32_t time, uint32_t edges,
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struct window *window,
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int32_t width, int32_t height)
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{
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struct desktop *desktop = data;
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background_draw(window, width, height, desktop->background_path);
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}
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static void
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unlock_dialog_draw(struct unlock_dialog *dialog)
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{
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struct rectangle allocation;
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cairo_t *cr;
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cairo_surface_t *surface;
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cairo_pattern_t *pat;
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double cx, cy, r, f;
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window_draw(dialog->window);
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surface = window_get_surface(dialog->window);
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cr = cairo_create(surface);
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window_get_child_allocation(dialog->window, &allocation);
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cairo_rectangle(cr, allocation.x, allocation.y,
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allocation.width, allocation.height);
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cairo_clip(cr);
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cairo_push_group(cr);
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cairo_translate(cr, allocation.x, allocation.y);
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cairo_set_operator(cr, CAIRO_OPERATOR_SOURCE);
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cairo_set_source_rgba(cr, 0, 0, 0, 0.6);
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cairo_paint(cr);
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if (window_get_focus_item(dialog->window) == dialog->button)
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f = 1.0;
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else
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f = 0.7;
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cx = allocation.width / 2.0;
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cy = allocation.height / 2.0;
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r = (cx < cy ? cx : cy) * 0.4;
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pat = cairo_pattern_create_radial(cx, cy, r * 0.7, cx, cy, r);
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cairo_pattern_add_color_stop_rgb(pat, 0.0, 0, 0.86 * f, 0);
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cairo_pattern_add_color_stop_rgb(pat, 0.85, 0.2 * f, f, 0.2 * f);
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cairo_pattern_add_color_stop_rgb(pat, 1.0, 0, 0.86 * f, 0);
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cairo_set_source(cr, pat);
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cairo_arc(cr, cx, cy, r, 0.0, 2.0 * M_PI);
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cairo_fill(cr);
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item_set_allocation(dialog->button,
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allocation.x + cx - r,
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allocation.y + cy - r, 2 * r, 2 * r);
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cairo_pattern_destroy(pat);
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cairo_pop_group_to_source(cr);
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cairo_paint(cr);
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cairo_destroy(cr);
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window_flush(dialog->window);
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cairo_surface_destroy(surface);
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}
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static void
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unlock_dialog_button_handler(struct window *window,
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struct input *input, uint32_t time,
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int button, int state, void *data)
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{
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struct unlock_dialog *dialog = data;
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struct desktop *desktop = dialog->desktop;
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struct item *focus;
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focus = window_get_focus_item(dialog->window);
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if (focus && button == BTN_LEFT) {
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if (state == 0 && !dialog->closing) {
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display_defer(desktop->display, &desktop->unlock_task);
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dialog->closing = 1;
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}
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}
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}
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static void
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unlock_dialog_redraw_handler(struct window *window, void *data)
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{
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struct unlock_dialog *dialog = data;
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unlock_dialog_draw(dialog);
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}
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static void
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unlock_dialog_keyboard_focus_handler(struct window *window,
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struct input *device, void *data)
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{
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window_schedule_redraw(window);
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}
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static void
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unlock_dialog_item_focus_handler(struct window *window,
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struct item *focus, void *data)
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{
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window_schedule_redraw(window);
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}
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static struct unlock_dialog *
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unlock_dialog_create(struct desktop *desktop)
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{
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struct display *display = desktop->display;
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struct unlock_dialog *dialog;
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dialog = malloc(sizeof *dialog);
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if (!dialog)
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return NULL;
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memset(dialog, 0, sizeof *dialog);
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dialog->window = window_create(display, 260, 230);
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window_set_title(dialog->window, "Unlock your desktop");
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window_set_custom(dialog->window);
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window_set_user_data(dialog->window, dialog);
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window_set_redraw_handler(dialog->window, unlock_dialog_redraw_handler);
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window_set_keyboard_focus_handler(dialog->window,
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unlock_dialog_keyboard_focus_handler);
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window_set_button_handler(dialog->window, unlock_dialog_button_handler);
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window_set_item_focus_handler(dialog->window,
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unlock_dialog_item_focus_handler);
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dialog->button = window_add_item(dialog->window, NULL);
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desktop_shell_set_lock_surface(desktop->shell,
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window_get_wl_shell_surface(dialog->window));
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unlock_dialog_draw(dialog);
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return dialog;
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}
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static void
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unlock_dialog_destroy(struct unlock_dialog *dialog)
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{
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window_destroy(dialog->window);
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free(dialog);
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}
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static void
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unlock_dialog_finish(struct task *task, uint32_t events)
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{
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struct desktop *desktop =
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container_of(task, struct desktop, unlock_task);
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desktop_shell_unlock(desktop->shell);
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unlock_dialog_destroy(desktop->unlock_dialog);
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desktop->unlock_dialog = NULL;
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}
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static void
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desktop_shell_configure(void *data,
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struct desktop_shell *desktop_shell,
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uint32_t time, uint32_t edges,
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struct wl_shell_surface *shell_surface,
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int32_t width, int32_t height)
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{
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struct window *window = wl_shell_surface_get_user_data(shell_surface);
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struct surface *s = window_get_user_data(window);
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s->configure(data, desktop_shell, time, edges, window, width, height);
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}
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static void
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desktop_shell_prepare_lock_surface(void *data,
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struct desktop_shell *desktop_shell)
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{
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struct desktop *desktop = data;
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if (!key_locking) {
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desktop_shell_unlock(desktop->shell);
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return;
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}
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if (!desktop->unlock_dialog) {
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desktop->unlock_dialog = unlock_dialog_create(desktop);
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desktop->unlock_dialog->desktop = desktop;
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}
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}
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static const struct desktop_shell_listener listener = {
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desktop_shell_configure,
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desktop_shell_prepare_lock_surface
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};
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static struct background *
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background_create(struct desktop *desktop)
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{
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struct background *background;
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background = malloc(sizeof *background);
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memset(background, 0, sizeof *background);
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background->base.configure = background_configure;
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background->window = window_create(desktop->display, 0, 0);
|
|
window_set_decoration(background->window, 0);
|
|
window_set_custom(background->window);
|
|
window_set_user_data(background->window, background);
|
|
|
|
return background;
|
|
}
|
|
|
|
static void
|
|
create_output(struct desktop *desktop, uint32_t id)
|
|
{
|
|
struct output *output;
|
|
|
|
output = calloc(1, sizeof *output);
|
|
if (!output)
|
|
return;
|
|
|
|
output->output = wl_display_bind(display_get_display(desktop->display),
|
|
id, &wl_output_interface);
|
|
|
|
wl_list_insert(&desktop->outputs, &output->link);
|
|
}
|
|
|
|
static void
|
|
global_handler(struct wl_display *display, uint32_t id,
|
|
const char *interface, uint32_t version, void *data)
|
|
{
|
|
struct desktop *desktop = data;
|
|
|
|
if (!strcmp(interface, "desktop_shell")) {
|
|
desktop->shell =
|
|
wl_display_bind(display, id, &desktop_shell_interface);
|
|
desktop_shell_add_listener(desktop->shell, &listener, desktop);
|
|
} else if (!strcmp(interface, "wl_output")) {
|
|
create_output(desktop, id);
|
|
}
|
|
}
|
|
|
|
static void
|
|
launcher_section_done(void *data)
|
|
{
|
|
struct desktop *desktop = data;
|
|
struct output *output;
|
|
|
|
if (key_launcher_icon == NULL || key_launcher_path == NULL) {
|
|
fprintf(stderr, "invalid launcher section\n");
|
|
return;
|
|
}
|
|
|
|
wl_list_for_each(output, &desktop->outputs, link)
|
|
panel_add_item(output->panel,
|
|
key_launcher_icon, key_launcher_path);
|
|
|
|
free(key_launcher_icon);
|
|
key_launcher_icon = NULL;
|
|
free(key_launcher_path);
|
|
key_launcher_path = NULL;
|
|
}
|
|
|
|
int main(int argc, char *argv[])
|
|
{
|
|
struct desktop desktop = { 0 };
|
|
char *config_file;
|
|
struct output *output;
|
|
|
|
desktop.unlock_task.run = unlock_dialog_finish;
|
|
wl_list_init(&desktop.outputs);
|
|
|
|
desktop.display = display_create(&argc, &argv, NULL);
|
|
if (desktop.display == NULL) {
|
|
fprintf(stderr, "failed to create display: %m\n");
|
|
return -1;
|
|
}
|
|
|
|
wl_display_add_global_listener(display_get_display(desktop.display),
|
|
global_handler, &desktop);
|
|
|
|
wl_list_for_each(output, &desktop.outputs, link) {
|
|
struct wl_shell_surface *s;
|
|
|
|
output->panel = panel_create(desktop.display);
|
|
s = window_get_wl_shell_surface(output->panel->window);
|
|
desktop_shell_set_panel(desktop.shell, output->output, s);
|
|
|
|
output->background = background_create(&desktop);
|
|
s = window_get_wl_shell_surface(output->background->window);
|
|
desktop_shell_set_background(desktop.shell, output->output, s);
|
|
}
|
|
|
|
config_file = config_file_path("wayland-desktop-shell.ini");
|
|
parse_config_file(config_file,
|
|
config_sections, ARRAY_LENGTH(config_sections),
|
|
&desktop);
|
|
free(config_file);
|
|
|
|
desktop.background_path = key_background_image;
|
|
|
|
signal(SIGCHLD, sigchild_handler);
|
|
|
|
display_run(desktop.display);
|
|
|
|
return 0;
|
|
}
|
|
|