mirror of https://github.com/swaywm/sway.git
78 lines
2.1 KiB
C
78 lines
2.1 KiB
C
#include "wayland-desktop-shell-client-protocol.h"
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#include <stdio.h>
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#include <stdlib.h>
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#include <wayland-client.h>
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#include <time.h>
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#include "client/window.h"
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#include "client/registry.h"
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#include "log.h"
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#include "list.h"
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list_t *surfaces;
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struct registry *registry;
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void sway_terminate(void) {
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int i;
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for (i = 0; i < surfaces->length; ++i) {
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struct window *window = surfaces->items[i];
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window_teardown(window);
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}
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list_free(surfaces);
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registry_teardown(registry);
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exit(1);
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}
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int main(int argc, char **argv) {
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init_log(L_INFO);
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surfaces = create_list();
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registry = registry_poll();
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if (argc < 4) {
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sway_abort("Do not run this program manually. See man 5 sway and look for output options.");
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}
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if (!registry->desktop_shell) {
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sway_abort("swaybg requires the compositor to support the desktop-shell extension.");
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}
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int desired_output = atoi(argv[1]);
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sway_log(L_INFO, "Using output %d of %d", desired_output, registry->outputs->length);
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int i;
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struct output_state *output = registry->outputs->items[desired_output];
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struct window *window = window_setup(registry, 100, 100, false);
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if (!window) {
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sway_abort("Failed to create surfaces.");
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}
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window->width = output->width;
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window->height = output->height;
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desktop_shell_set_background(registry->desktop_shell, output->output, window->surface);
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list_add(surfaces, window);
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char *scaling_mode = argv[3];
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cairo_surface_t *image = cairo_image_surface_create_from_png(argv[2]);
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double width = cairo_image_surface_get_width(image);
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double height = cairo_image_surface_get_height(image);
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for (i = 0; i < surfaces->length; ++i) {
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struct window *window = surfaces->items[i];
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if (window_prerender(window) && window->cairo) {
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cairo_scale(window->cairo, window->width / width, window->height / height);
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cairo_set_source_surface(window->cairo, image, 0, 0);
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cairo_paint(window->cairo);
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window_render(window);
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}
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}
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while (wl_display_dispatch(registry->display) != -1);
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for (i = 0; i < surfaces->length; ++i) {
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struct window *window = surfaces->items[i];
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window_teardown(window);
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}
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list_free(surfaces);
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registry_teardown(registry);
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return 0;
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}
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