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https://gitlab.freedesktop.org/wayland/wayland.git
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102 lines
3.1 KiB
C
102 lines
3.1 KiB
C
/*
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* Copyright © 2008 Kristian Høgsberg
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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 <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include <fcntl.h>
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#include <glib.h>
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#include "wayland-client.h"
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#include "wayland-glib.h"
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/* The screenshooter is a good example of a custom object exposed by
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* the compositor and serves as a test bed for implementing client
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* side marshalling outside libwayland.so */
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static const char socket_name[] = "\0wayland";
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#define SCREENSHOOTER_SHOOT 0
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struct screenshooter;
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static const struct wl_message screenshooter_requests[] = {
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{ "shoot", "" },
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};
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static const struct wl_interface screenshooter_interface = {
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"screenshooter", 1,
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ARRAY_LENGTH(screenshooter_requests), screenshooter_requests,
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0, NULL
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};
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static inline void
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screenshooter_shoot(struct screenshooter *shooter)
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{
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wl_proxy_marshal((struct wl_proxy *) shooter, SCREENSHOOTER_SHOOT);
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}
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static void
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handle_global(struct wl_display *display, uint32_t id,
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const char *interface, uint32_t version, void *data)
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{
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struct screenshooter **screenshooter = data;
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if (strcmp(interface, "screenshooter") == 0)
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*screenshooter = (struct screenshooter *)
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wl_proxy_create_for_id(display,
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&screenshooter_interface, id);
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}
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int main(int argc, char *argv[])
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{
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struct wl_display *display;
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GMainLoop *loop;
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GSource *source;
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struct screenshooter *screenshooter;
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display = wl_display_create(socket_name, sizeof socket_name);
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if (display == NULL) {
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fprintf(stderr, "failed to create display: %m\n");
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return -1;
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}
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screenshooter = NULL;
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wl_display_add_global_listener(display, handle_global, &screenshooter);
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wl_display_iterate(display, WL_DISPLAY_READABLE);
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if (screenshooter == NULL) {
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fprintf(stderr, "display doesn't support screenshooter\n");
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return -1;
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}
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loop = g_main_loop_new(NULL, FALSE);
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source = wl_glib_source_new(display);
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g_source_attach(source, NULL);
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screenshooter_shoot(screenshooter);
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g_idle_add((GSourceFunc) g_main_loop_quit, loop);
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g_main_loop_run(loop);
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return 0;
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}
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