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/*
* Copyright © 2008-2011 Kristian Høgsberg
* Copyright 2022 Collabora, Ltd.
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice (including the
* next paragraph) shall be included in all copies or substantial
* portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
#include "config.h"
#include <stdint.h>
#include <linux/input.h>
#include <libweston/libweston.h>
#include "weston.h"
#include "shared/helpers.h"
struct screenshooter {
struct weston_compositor *ec;
struct wl_client *client;
struct wl_listener client_destroy_listener;
struct wl_listener compositor_destroy_listener;
struct weston_recorder *recorder;
struct wl_listener authorization;
};
static void
screenshooter_client_destroy(struct wl_listener *listener, void *data)
{
struct screenshooter *shooter =
container_of(listener, struct screenshooter,
client_destroy_listener);
shooter->client = NULL;
}
static void
screenshooter_binding(struct weston_keyboard *keyboard,
const struct timespec *time, uint32_t key, void *data)
{
struct screenshooter *shooter = data;
char *screenshooter_exe;
/* Don't start a screenshot whilst we already have one in progress */
if (shooter->client)
return;
screenshooter_exe = wet_get_bindir_path("weston-screenshooter");
if (!screenshooter_exe) {
weston_log("Could not construct screenshooter path.\n");
return;
}
shooter->client = weston_client_start(shooter->ec,
screenshooter_exe);
free(screenshooter_exe);
if (!shooter->client)
return;
shooter->client_destroy_listener.notify = screenshooter_client_destroy;
wl_client_add_destroy_listener(shooter->client,
&shooter->client_destroy_listener);
}
static void
recorder_binding(struct weston_keyboard *keyboard, const struct timespec *time,
uint32_t key, void *data)
{
struct weston_compositor *ec = keyboard->seat->compositor;
struct weston_output *output;
struct screenshooter *shooter = data;
struct weston_recorder *recorder = shooter->recorder;;
static const char filename[] = "capture.wcap";
if (recorder) {
weston_recorder_stop(recorder);
shooter->recorder = NULL;
} else {
if (keyboard->focus && keyboard->focus->output)
output = keyboard->focus->output;
else
output = container_of(ec->output_list.next,
struct weston_output, link);
shooter->recorder = weston_recorder_start(output, filename);
}
}
static void
authorize_screenshooter(struct wl_listener *l,
struct weston_output_capture_attempt *att)
{
struct screenshooter *shooter = wl_container_of(l, shooter,
authorization);
if (shooter->client && att->who->client == shooter->client)
att->authorized = true;
}
static void
screenshooter_destroy(struct wl_listener *listener, void *data)
{
struct screenshooter *shooter =
container_of(listener, struct screenshooter,
compositor_destroy_listener);
wl_list_remove(&shooter->compositor_destroy_listener.link);
wl_list_remove(&shooter->authorization.link);
free(shooter);
}
WL_EXPORT void
screenshooter_create(struct weston_compositor *ec)
{
struct screenshooter *shooter;
shooter = zalloc(sizeof *shooter);
if (shooter == NULL)
return;
shooter->ec = ec;
weston_compositor_add_key_binding(ec, KEY_S, MODIFIER_SUPER,
screenshooter_binding, shooter);
weston_compositor_add_key_binding(ec, KEY_R, MODIFIER_SUPER,
recorder_binding, shooter);
shooter->compositor_destroy_listener.notify = screenshooter_destroy;
wl_signal_add(&ec->destroy_signal,
&shooter->compositor_destroy_listener);
weston_compositor_add_screenshot_authority(ec, &shooter->authorization,
authorize_screenshooter);
}
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