341d09d232
The activation of a view implies, among other things, a change in the associated view layer which is initially unset. In order for this change to be reflected in the corresponding surface's output mask, and hence allow surface damage to trigger output repaints, we need to update the view transform. Fixes #674 Signed-off-by: Alexandros Frantzis <alexandros.frantzis@collabora.com>
1276 lines
36 KiB
C
1276 lines
36 KiB
C
/*
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* Copyright 2010-2012 Intel Corporation
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* Copyright 2013 Raspberry Pi Foundation
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* Copyright 2011-2012,2020 Collabora, Ltd.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*/
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#include <assert.h>
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#include <linux/input.h>
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#include <stdbool.h>
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#include <stdint.h>
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#include <string.h>
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#include "kiosk-shell.h"
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#include "kiosk-shell-grab.h"
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#include "compositor/weston.h"
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#include "shared/helpers.h"
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#include "shell-utils.h"
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#include <libweston/xwayland-api.h>
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static struct kiosk_shell_surface *
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get_kiosk_shell_surface(struct weston_surface *surface)
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{
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struct weston_desktop_surface *desktop_surface =
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weston_surface_get_desktop_surface(surface);
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if (desktop_surface)
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return weston_desktop_surface_get_user_data(desktop_surface);
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return NULL;
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}
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static void
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kiosk_shell_seat_handle_destroy(struct wl_listener *listener, void *data);
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static struct kiosk_shell_seat *
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get_kiosk_shell_seat(struct weston_seat *seat)
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{
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struct wl_listener *listener;
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if (!seat)
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return NULL;
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listener = wl_signal_get(&seat->destroy_signal,
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kiosk_shell_seat_handle_destroy);
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if (!listener)
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return NULL;
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return container_of(listener,
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struct kiosk_shell_seat, seat_destroy_listener);
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}
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static struct weston_seat *
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get_kiosk_shell_first_seat(struct kiosk_shell *shell)
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{
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struct wl_list *node;
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struct weston_compositor *compositor = shell->compositor;
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if (wl_list_empty(&compositor->seat_list))
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return NULL;
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node = compositor->seat_list.next;
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return container_of(node, struct weston_seat, link);
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}
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static void
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transform_handler(struct wl_listener *listener, void *data)
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{
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struct weston_surface *surface = data;
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struct kiosk_shell_surface *shsurf = get_kiosk_shell_surface(surface);
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const struct weston_xwayland_surface_api *api;
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int x, y;
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if (!shsurf)
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return;
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api = shsurf->shell->xwayland_surface_api;
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if (!api) {
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api = weston_xwayland_surface_get_api(shsurf->shell->compositor);
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shsurf->shell->xwayland_surface_api = api;
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}
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if (!api || !api->is_xwayland_surface(surface))
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return;
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if (!weston_view_is_mapped(shsurf->view))
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return;
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x = shsurf->view->geometry.x;
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y = shsurf->view->geometry.y;
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api->send_position(surface, x, y);
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}
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/*
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* kiosk_shell_surface
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*/
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static void
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kiosk_shell_surface_set_output(struct kiosk_shell_surface *shsurf,
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struct weston_output *output);
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static void
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kiosk_shell_surface_set_parent(struct kiosk_shell_surface *shsurf,
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struct kiosk_shell_surface *parent);
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static void
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kiosk_shell_surface_notify_parent_destroy(struct wl_listener *listener, void *data)
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{
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struct kiosk_shell_surface *shsurf =
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container_of(listener,
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struct kiosk_shell_surface, parent_destroy_listener);
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kiosk_shell_surface_set_parent(shsurf, shsurf->parent->parent);
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}
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static void
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kiosk_shell_surface_notify_output_destroy(struct wl_listener *listener, void *data)
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{
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struct kiosk_shell_surface *shsurf =
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container_of(listener,
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struct kiosk_shell_surface, output_destroy_listener);
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kiosk_shell_surface_set_output(shsurf, NULL);
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}
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static struct kiosk_shell_surface *
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kiosk_shell_surface_get_parent_root(struct kiosk_shell_surface *shsurf)
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{
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struct kiosk_shell_surface *root = shsurf;
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while (root->parent)
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root = root->parent;
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return root;
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}
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static bool
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kiosk_shell_output_has_app_id(struct kiosk_shell_output *shoutput,
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const char *app_id);
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static struct weston_output *
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kiosk_shell_surface_find_best_output(struct kiosk_shell_surface *shsurf)
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{
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struct weston_output *output;
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struct kiosk_shell_output *shoutput;
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struct kiosk_shell_surface *root;
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const char *app_id;
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/* Always use current output if any. */
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if (shsurf->output)
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return shsurf->output;
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/* Check if we have a designated output for this app. */
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app_id = weston_desktop_surface_get_app_id(shsurf->desktop_surface);
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if (app_id) {
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wl_list_for_each(shoutput, &shsurf->shell->output_list, link) {
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if (kiosk_shell_output_has_app_id(shoutput, app_id)) {
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shsurf->appid_output_assigned = true;
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return shoutput->output;
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}
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}
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}
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/* Group all related windows in the same output. */
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root = kiosk_shell_surface_get_parent_root(shsurf);
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if (root->output)
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return root->output;
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output = get_focused_output(shsurf->shell->compositor);
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if (output)
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return output;
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output = get_default_output(shsurf->shell->compositor);
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if (output)
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return output;
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return NULL;
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}
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static void
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kiosk_shell_surface_set_output(struct kiosk_shell_surface *shsurf,
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struct weston_output *output)
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{
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shsurf->output = output;
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if (shsurf->output_destroy_listener.notify) {
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wl_list_remove(&shsurf->output_destroy_listener.link);
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shsurf->output_destroy_listener.notify = NULL;
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}
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if (!shsurf->output)
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return;
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shsurf->output_destroy_listener.notify =
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kiosk_shell_surface_notify_output_destroy;
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wl_signal_add(&shsurf->output->destroy_signal,
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&shsurf->output_destroy_listener);
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}
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static void
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kiosk_shell_surface_set_fullscreen(struct kiosk_shell_surface *shsurf,
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struct weston_output *output)
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{
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if (!output)
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output = kiosk_shell_surface_find_best_output(shsurf);
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kiosk_shell_surface_set_output(shsurf, output);
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weston_desktop_surface_set_fullscreen(shsurf->desktop_surface, true);
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if (shsurf->output)
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weston_desktop_surface_set_size(shsurf->desktop_surface,
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shsurf->output->width,
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shsurf->output->height);
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}
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static void
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kiosk_shell_surface_set_maximized(struct kiosk_shell_surface *shsurf)
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{
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struct weston_output *output =
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kiosk_shell_surface_find_best_output(shsurf);
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kiosk_shell_surface_set_output(shsurf, output);
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weston_desktop_surface_set_maximized(shsurf->desktop_surface, true);
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if (shsurf->output)
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weston_desktop_surface_set_size(shsurf->desktop_surface,
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shsurf->output->width,
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shsurf->output->height);
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}
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static void
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kiosk_shell_surface_set_normal(struct kiosk_shell_surface *shsurf)
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{
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if (!shsurf->output)
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kiosk_shell_surface_set_output(shsurf,
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kiosk_shell_surface_find_best_output(shsurf));
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weston_desktop_surface_set_fullscreen(shsurf->desktop_surface, false);
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weston_desktop_surface_set_maximized(shsurf->desktop_surface, false);
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weston_desktop_surface_set_size(shsurf->desktop_surface, 0, 0);
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}
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static void
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kiosk_shell_surface_set_parent(struct kiosk_shell_surface *shsurf,
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struct kiosk_shell_surface *parent)
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{
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if (shsurf->parent_destroy_listener.notify) {
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wl_list_remove(&shsurf->parent_destroy_listener.link);
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shsurf->parent_destroy_listener.notify = NULL;
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}
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shsurf->parent = parent;
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if (shsurf->parent) {
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shsurf->parent_destroy_listener.notify =
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kiosk_shell_surface_notify_parent_destroy;
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wl_signal_add(&shsurf->parent->destroy_signal,
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&shsurf->parent_destroy_listener);
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kiosk_shell_surface_set_output(shsurf, NULL);
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kiosk_shell_surface_set_normal(shsurf);
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} else {
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kiosk_shell_surface_set_fullscreen(shsurf, shsurf->output);
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}
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}
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static void
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kiosk_shell_surface_reconfigure_for_output(struct kiosk_shell_surface *shsurf)
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{
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struct weston_desktop_surface *desktop_surface;
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if (!shsurf->output)
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return;
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desktop_surface = shsurf->desktop_surface;
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if (weston_desktop_surface_get_maximized(desktop_surface) ||
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weston_desktop_surface_get_fullscreen(desktop_surface)) {
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weston_desktop_surface_set_size(desktop_surface,
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shsurf->output->width,
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shsurf->output->height);
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}
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center_on_output(shsurf->view, shsurf->output);
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weston_view_update_transform(shsurf->view);
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}
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static void
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kiosk_shell_surface_destroy(struct kiosk_shell_surface *shsurf)
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{
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wl_signal_emit(&shsurf->destroy_signal, shsurf);
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weston_desktop_surface_set_user_data(shsurf->desktop_surface, NULL);
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shsurf->desktop_surface = NULL;
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weston_desktop_surface_unlink_view(shsurf->view);
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weston_view_destroy(shsurf->view);
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if (shsurf->output_destroy_listener.notify) {
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wl_list_remove(&shsurf->output_destroy_listener.link);
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shsurf->output_destroy_listener.notify = NULL;
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}
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if (shsurf->parent_destroy_listener.notify) {
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wl_list_remove(&shsurf->parent_destroy_listener.link);
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shsurf->parent_destroy_listener.notify = NULL;
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shsurf->parent = NULL;
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}
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free(shsurf);
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}
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static struct kiosk_shell_surface *
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kiosk_shell_surface_create(struct kiosk_shell *shell,
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struct weston_desktop_surface *desktop_surface)
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{
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struct weston_desktop_client *client =
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weston_desktop_surface_get_client(desktop_surface);
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struct wl_client *wl_client =
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weston_desktop_client_get_client(client);
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struct weston_view *view;
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struct kiosk_shell_surface *shsurf;
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view = weston_desktop_surface_create_view(desktop_surface);
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if (!view)
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return NULL;
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shsurf = zalloc(sizeof *shsurf);
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if (!shsurf) {
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if (wl_client)
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wl_client_post_no_memory(wl_client);
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else
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weston_log("no memory to allocate shell surface\n");
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return NULL;
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}
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shsurf->desktop_surface = desktop_surface;
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shsurf->view = view;
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shsurf->shell = shell;
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shsurf->appid_output_assigned = false;
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weston_desktop_surface_set_user_data(desktop_surface, shsurf);
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wl_signal_init(&shsurf->destroy_signal);
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return shsurf;
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}
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static void
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kiosk_shell_surface_activate(struct kiosk_shell_surface *shsurf,
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struct kiosk_shell_seat *kiosk_seat,
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uint32_t activate_flags)
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{
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struct weston_desktop_surface *dsurface = shsurf->desktop_surface;
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struct weston_surface *surface =
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weston_desktop_surface_get_surface(dsurface);
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/* keyboard focus */
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weston_view_activate_input(shsurf->view, kiosk_seat->seat, activate_flags);
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/* xdg-shell deactivation if there's a focused one */
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if (kiosk_seat->focused_surface) {
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struct kiosk_shell_surface *current_focus =
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get_kiosk_shell_surface(kiosk_seat->focused_surface);
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struct weston_desktop_surface *dsurface_focus;
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assert(current_focus);
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dsurface_focus = current_focus->desktop_surface;
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if (--current_focus->focus_count == 0)
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weston_desktop_surface_set_activated(dsurface_focus, false);
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/* removes it from the normal_layer and move it to inactive
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* one, without occluding the top-level window if the new one
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* is a child to that. Also, do not occlude another view
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* (currently focused one) on a different output when activating
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* a new one. */
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if (!shsurf->parent && (shsurf->output == current_focus->output)) {
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weston_layer_entry_remove(¤t_focus->view->layer_link);
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weston_layer_entry_insert(&shsurf->shell->inactive_layer.view_list,
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¤t_focus->view->layer_link);
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weston_view_geometry_dirty(current_focus->view);
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weston_surface_damage(current_focus->view->surface);
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}
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}
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/* xdg-shell activation for the new one */
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kiosk_seat->focused_surface = surface;
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if (shsurf->focus_count++ == 0)
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weston_desktop_surface_set_activated(dsurface, true);
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/* removes it from the inactive_layer, on removal of a surface, and
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* move it back to the normal layer */
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weston_layer_entry_remove(&shsurf->view->layer_link);
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weston_layer_entry_insert(&shsurf->shell->normal_layer.view_list,
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&shsurf->view->layer_link);
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weston_view_geometry_dirty(shsurf->view);
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weston_view_update_transform(shsurf->view);
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weston_surface_damage(shsurf->view->surface);
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}
|
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|
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/*
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* kiosk_shell_seat
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*/
|
|
|
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static void
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kiosk_shell_seat_destroy(struct kiosk_shell_seat *shseat)
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{
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wl_list_remove(&shseat->seat_destroy_listener.link);
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wl_list_remove(&shseat->link);
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free(shseat);
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}
|
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|
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static void
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kiosk_shell_seat_handle_destroy(struct wl_listener *listener, void *data)
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{
|
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struct kiosk_shell_seat *shseat =
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container_of(listener,
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struct kiosk_shell_seat, seat_destroy_listener);
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kiosk_shell_seat_destroy(shseat);
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}
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|
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static struct kiosk_shell_seat *
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kiosk_shell_seat_create(struct kiosk_shell *shell, struct weston_seat *seat)
|
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{
|
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struct kiosk_shell_seat *shseat;
|
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|
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if (wl_list_length(&shell->seat_list) > 0) {
|
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weston_log("WARNING: multiple seats detected. kiosk-shell "
|
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"can not handle multiple seats!\n");
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return NULL;
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}
|
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|
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shseat = zalloc(sizeof *shseat);
|
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if (!shseat) {
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weston_log("no memory to allocate shell seat\n");
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return NULL;
|
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}
|
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|
|
shseat->seat = seat;
|
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|
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shseat->seat_destroy_listener.notify = kiosk_shell_seat_handle_destroy;
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wl_signal_add(&seat->destroy_signal, &shseat->seat_destroy_listener);
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|
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wl_list_insert(&shell->seat_list, &shseat->link);
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return shseat;
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}
|
|
|
|
/*
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|
* kiosk_shell_output
|
|
*/
|
|
|
|
static int
|
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kiosk_shell_background_surface_get_label(struct weston_surface *surface,
|
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char *buf, size_t len)
|
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{
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return snprintf(buf, len, "kiosk shell background surface");
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}
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|
|
|
static void
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kiosk_shell_output_recreate_background(struct kiosk_shell_output *shoutput)
|
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{
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struct kiosk_shell *shell = shoutput->shell;
|
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struct weston_compositor *ec = shell->compositor;
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struct weston_output *output = shoutput->output;
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struct weston_config_section *shell_section = NULL;
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uint32_t bg_color = 0x0;
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struct weston_curtain_params curtain_params = {};
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if (shoutput->curtain)
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weston_curtain_destroy(shoutput->curtain);
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|
|
if (!output)
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return;
|
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|
|
if (shell->config)
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shell_section = weston_config_get_section(shell->config, "shell", NULL, NULL);
|
|
if (shell_section)
|
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weston_config_section_get_color(shell_section, "background-color",
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&bg_color, 0x00000000);
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|
|
curtain_params.r = ((bg_color >> 16) & 0xff) / 255.0;
|
|
curtain_params.g = ((bg_color >> 8) & 0xff) / 255.0;
|
|
curtain_params.b = ((bg_color >> 0) & 0xff) / 255.0;
|
|
curtain_params.a = 1.0;
|
|
|
|
curtain_params.x = output->x;
|
|
curtain_params.y = output->y;
|
|
curtain_params.width = output->width;
|
|
curtain_params.height = output->height;
|
|
|
|
curtain_params.capture_input = true;
|
|
|
|
curtain_params.get_label = kiosk_shell_background_surface_get_label;
|
|
curtain_params.surface_committed = NULL;
|
|
curtain_params.surface_private = NULL;
|
|
|
|
shoutput->curtain = weston_curtain_create(ec, &curtain_params);
|
|
|
|
weston_surface_set_role(shoutput->curtain->view->surface,
|
|
"kiosk-shell-background", NULL, 0);
|
|
|
|
weston_layer_entry_insert(&shell->background_layer.view_list,
|
|
&shoutput->curtain->view->layer_link);
|
|
|
|
shoutput->curtain->view->is_mapped = true;
|
|
shoutput->curtain->view->surface->output = output;
|
|
weston_view_set_output(shoutput->curtain->view, output);
|
|
}
|
|
|
|
static void
|
|
kiosk_shell_output_destroy(struct kiosk_shell_output *shoutput)
|
|
{
|
|
shoutput->output = NULL;
|
|
shoutput->output_destroy_listener.notify = NULL;
|
|
|
|
if (shoutput->curtain)
|
|
weston_curtain_destroy(shoutput->curtain);
|
|
|
|
wl_list_remove(&shoutput->output_destroy_listener.link);
|
|
wl_list_remove(&shoutput->link);
|
|
|
|
free(shoutput->app_ids);
|
|
|
|
free(shoutput);
|
|
}
|
|
|
|
static bool
|
|
kiosk_shell_output_has_app_id(struct kiosk_shell_output *shoutput,
|
|
const char *app_id)
|
|
{
|
|
char *cur;
|
|
size_t app_id_len;
|
|
|
|
if (!shoutput->app_ids)
|
|
return false;
|
|
|
|
cur = shoutput->app_ids;
|
|
app_id_len = strlen(app_id);
|
|
|
|
while ((cur = strstr(cur, app_id))) {
|
|
/* Check whether we have found a complete match of app_id. */
|
|
if ((cur[app_id_len] == ',' || cur[app_id_len] == '\0') &&
|
|
(cur == shoutput->app_ids || cur[-1] == ','))
|
|
return true;
|
|
cur++;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
static void
|
|
kiosk_shell_output_configure(struct kiosk_shell_output *shoutput)
|
|
{
|
|
struct weston_config *wc = wet_get_config(shoutput->shell->compositor);
|
|
struct weston_config_section *section =
|
|
weston_config_get_section(wc, "output", "name", shoutput->output->name);
|
|
|
|
assert(shoutput->app_ids == NULL);
|
|
|
|
if (section) {
|
|
weston_config_section_get_string(section, "app-ids",
|
|
&shoutput->app_ids, NULL);
|
|
}
|
|
}
|
|
|
|
static void
|
|
kiosk_shell_output_notify_output_destroy(struct wl_listener *listener, void *data)
|
|
{
|
|
struct kiosk_shell_output *shoutput =
|
|
container_of(listener,
|
|
struct kiosk_shell_output, output_destroy_listener);
|
|
|
|
kiosk_shell_output_destroy(shoutput);
|
|
}
|
|
|
|
static struct kiosk_shell_output *
|
|
kiosk_shell_output_create(struct kiosk_shell *shell, struct weston_output *output)
|
|
{
|
|
struct kiosk_shell_output *shoutput;
|
|
|
|
shoutput = zalloc(sizeof *shoutput);
|
|
if (shoutput == NULL)
|
|
return NULL;
|
|
|
|
shoutput->output = output;
|
|
shoutput->shell = shell;
|
|
|
|
shoutput->output_destroy_listener.notify =
|
|
kiosk_shell_output_notify_output_destroy;
|
|
wl_signal_add(&shoutput->output->destroy_signal,
|
|
&shoutput->output_destroy_listener);
|
|
|
|
wl_list_insert(shell->output_list.prev, &shoutput->link);
|
|
|
|
kiosk_shell_output_recreate_background(shoutput);
|
|
kiosk_shell_output_configure(shoutput);
|
|
|
|
return shoutput;
|
|
}
|
|
|
|
/*
|
|
* libweston-desktop
|
|
*/
|
|
|
|
static void
|
|
desktop_surface_added(struct weston_desktop_surface *desktop_surface,
|
|
void *data)
|
|
{
|
|
struct kiosk_shell *shell = data;
|
|
struct kiosk_shell_surface *shsurf;
|
|
struct weston_surface *surface =
|
|
weston_desktop_surface_get_surface(desktop_surface);
|
|
|
|
shsurf = kiosk_shell_surface_create(shell, desktop_surface);
|
|
if (!shsurf)
|
|
return;
|
|
|
|
weston_surface_set_label_func(surface, surface_get_label);
|
|
kiosk_shell_surface_set_fullscreen(shsurf, NULL);
|
|
}
|
|
|
|
/* Return the view that should gain focus after the specified shsurf is
|
|
* destroyed. We prefer the top remaining view from the same parent surface,
|
|
* but if we can't find one we fall back to the top view regardless of
|
|
* parentage. */
|
|
static struct weston_view *
|
|
find_focus_successor(struct weston_layer *layer,
|
|
struct kiosk_shell_surface *shsurf,
|
|
struct weston_surface *focused_surface)
|
|
{
|
|
struct kiosk_shell_surface *parent_root =
|
|
kiosk_shell_surface_get_parent_root(shsurf);
|
|
struct weston_view *top_view = NULL;
|
|
struct weston_view *view;
|
|
|
|
|
|
/* we need to take into account that the surface being destroyed it not
|
|
* always the same as the focus_surface, which could result in picking
|
|
* and *activating* the wrong window, so avoid returning a view for
|
|
* that case. A particular case is when a top-level child window, would
|
|
* pick a parent window below the focused_surface.
|
|
*
|
|
* Apply that only on the same output to avoid incorrectly returning an
|
|
* invalid/empty view, which could happen if the view being destroyed
|
|
* is on a output different than the focused_surface output */
|
|
if (focused_surface && focused_surface != shsurf->view->surface &&
|
|
shsurf->output == focused_surface->output)
|
|
return top_view;
|
|
|
|
wl_list_for_each(view, &layer->view_list.link, layer_link.link) {
|
|
struct kiosk_shell_surface *view_shsurf;
|
|
struct kiosk_shell_surface *root;
|
|
|
|
if (!view->is_mapped || view == shsurf->view)
|
|
continue;
|
|
|
|
/* pick views only on the same output */
|
|
if (view->output != shsurf->output)
|
|
continue;
|
|
|
|
view_shsurf = get_kiosk_shell_surface(view->surface);
|
|
if (!view_shsurf)
|
|
continue;
|
|
|
|
if (!top_view)
|
|
top_view = view;
|
|
|
|
root = kiosk_shell_surface_get_parent_root(view_shsurf);
|
|
if (root == parent_root)
|
|
return view;
|
|
}
|
|
|
|
return top_view;
|
|
}
|
|
|
|
static void
|
|
desktop_surface_removed(struct weston_desktop_surface *desktop_surface,
|
|
void *data)
|
|
{
|
|
struct kiosk_shell *shell = data;
|
|
struct kiosk_shell_surface *shsurf =
|
|
weston_desktop_surface_get_user_data(desktop_surface);
|
|
struct weston_surface *surface =
|
|
weston_desktop_surface_get_surface(desktop_surface);
|
|
struct weston_view *focus_view;
|
|
struct weston_seat *seat;
|
|
struct kiosk_shell_seat* kiosk_seat;
|
|
|
|
if (!shsurf)
|
|
return;
|
|
|
|
seat = get_kiosk_shell_first_seat(shell);
|
|
kiosk_seat = get_kiosk_shell_seat(seat);
|
|
|
|
if (seat && kiosk_seat) {
|
|
focus_view = find_focus_successor(&shell->inactive_layer, shsurf,
|
|
kiosk_seat->focused_surface);
|
|
|
|
if (focus_view) {
|
|
struct kiosk_shell_surface *focus_shsurf =
|
|
get_kiosk_shell_surface(focus_view->surface);
|
|
|
|
kiosk_shell_surface_activate(focus_shsurf, kiosk_seat,
|
|
WESTON_ACTIVATE_FLAG_NONE);
|
|
} else {
|
|
if (kiosk_seat->focused_surface == surface)
|
|
kiosk_seat->focused_surface = NULL;
|
|
}
|
|
}
|
|
|
|
kiosk_shell_surface_destroy(shsurf);
|
|
}
|
|
|
|
static void
|
|
desktop_surface_committed(struct weston_desktop_surface *desktop_surface,
|
|
int32_t sx, int32_t sy, void *data)
|
|
{
|
|
struct kiosk_shell_surface *shsurf =
|
|
weston_desktop_surface_get_user_data(desktop_surface);
|
|
struct weston_surface *surface =
|
|
weston_desktop_surface_get_surface(desktop_surface);
|
|
const char *app_id =
|
|
weston_desktop_surface_get_app_id(desktop_surface);
|
|
bool is_resized;
|
|
bool is_fullscreen;
|
|
|
|
assert(shsurf);
|
|
|
|
if (surface->width == 0)
|
|
return;
|
|
|
|
if (!shsurf->appid_output_assigned && app_id) {
|
|
struct weston_output *output = NULL;
|
|
|
|
/* reset previous output being set in _added() as the output is
|
|
* being cached */
|
|
shsurf->output = NULL;
|
|
output = kiosk_shell_surface_find_best_output(shsurf);
|
|
|
|
kiosk_shell_surface_set_output(shsurf, output);
|
|
weston_desktop_surface_set_size(shsurf->desktop_surface,
|
|
shsurf->output->width,
|
|
shsurf->output->height);
|
|
/* even if we couldn't find an appid set for a particular
|
|
* output still flag the shsurf as to a avoid changing the
|
|
* output every time */
|
|
shsurf->appid_output_assigned = true;
|
|
}
|
|
|
|
/* TODO: When the top-level surface is committed with a new size after an
|
|
* output resize, sometimes the view appears scaled. What state are we not
|
|
* updating?
|
|
*/
|
|
|
|
is_resized = surface->width != shsurf->last_width ||
|
|
surface->height != shsurf->last_height;
|
|
is_fullscreen = weston_desktop_surface_get_maximized(desktop_surface) ||
|
|
weston_desktop_surface_get_fullscreen(desktop_surface);
|
|
|
|
if (!weston_surface_is_mapped(surface) || (is_resized && is_fullscreen)) {
|
|
if (is_fullscreen || !shsurf->xwayland.is_set) {
|
|
center_on_output(shsurf->view, shsurf->output);
|
|
} else {
|
|
struct weston_geometry geometry =
|
|
weston_desktop_surface_get_geometry(desktop_surface);
|
|
float x = shsurf->xwayland.x - geometry.x;
|
|
float y = shsurf->xwayland.y - geometry.y;
|
|
|
|
weston_view_set_position(shsurf->view, x, y);
|
|
}
|
|
|
|
weston_view_update_transform(shsurf->view);
|
|
}
|
|
|
|
if (!weston_surface_is_mapped(surface)) {
|
|
struct weston_seat *seat =
|
|
get_kiosk_shell_first_seat(shsurf->shell);
|
|
struct kiosk_shell_seat *kiosk_seat;
|
|
|
|
shsurf->view->is_mapped = true;
|
|
weston_surface_map(surface);
|
|
|
|
kiosk_seat = get_kiosk_shell_seat(seat);
|
|
if (seat && kiosk_seat)
|
|
kiosk_shell_surface_activate(shsurf, kiosk_seat,
|
|
WESTON_ACTIVATE_FLAG_NONE);
|
|
}
|
|
|
|
if (!is_fullscreen && (sx != 0 || sy != 0)) {
|
|
float from_x, from_y;
|
|
float to_x, to_y;
|
|
float x, y;
|
|
|
|
weston_view_to_global_float(shsurf->view, 0, 0, &from_x, &from_y);
|
|
weston_view_to_global_float(shsurf->view, sx, sy, &to_x, &to_y);
|
|
x = shsurf->view->geometry.x + to_x - from_x;
|
|
y = shsurf->view->geometry.y + to_y - from_y;
|
|
|
|
weston_view_set_position(shsurf->view, x, y);
|
|
weston_view_update_transform(shsurf->view);
|
|
}
|
|
|
|
shsurf->last_width = surface->width;
|
|
shsurf->last_height = surface->height;
|
|
}
|
|
|
|
static void
|
|
desktop_surface_move(struct weston_desktop_surface *desktop_surface,
|
|
struct weston_seat *seat, uint32_t serial, void *shell)
|
|
{
|
|
struct weston_pointer *pointer = weston_seat_get_pointer(seat);
|
|
struct weston_touch *touch = weston_seat_get_touch(seat);
|
|
struct kiosk_shell_surface *shsurf =
|
|
weston_desktop_surface_get_user_data(desktop_surface);
|
|
struct weston_surface *surface =
|
|
weston_desktop_surface_get_surface(shsurf->desktop_surface);
|
|
struct weston_surface *focus;
|
|
|
|
if (pointer &&
|
|
pointer->focus &&
|
|
pointer->button_count > 0 &&
|
|
pointer->grab_serial == serial) {
|
|
focus = weston_surface_get_main_surface(pointer->focus->surface);
|
|
if ((focus == surface) &&
|
|
(kiosk_shell_grab_start_for_pointer_move(shsurf, pointer) ==
|
|
KIOSK_SHELL_GRAB_RESULT_ERROR))
|
|
wl_resource_post_no_memory(surface->resource);
|
|
}
|
|
else if (touch &&
|
|
touch->focus &&
|
|
touch->grab_serial == serial) {
|
|
focus = weston_surface_get_main_surface(touch->focus->surface);
|
|
if ((focus == surface) &&
|
|
(kiosk_shell_grab_start_for_touch_move(shsurf, touch) ==
|
|
KIOSK_SHELL_GRAB_RESULT_ERROR))
|
|
wl_resource_post_no_memory(surface->resource);
|
|
}
|
|
}
|
|
|
|
static void
|
|
desktop_surface_resize(struct weston_desktop_surface *desktop_surface,
|
|
struct weston_seat *seat, uint32_t serial,
|
|
enum weston_desktop_surface_edge edges, void *shell)
|
|
{
|
|
}
|
|
|
|
static void
|
|
desktop_surface_set_parent(struct weston_desktop_surface *desktop_surface,
|
|
struct weston_desktop_surface *parent,
|
|
void *shell)
|
|
{
|
|
struct kiosk_shell_surface *shsurf =
|
|
weston_desktop_surface_get_user_data(desktop_surface);
|
|
struct kiosk_shell_surface *shsurf_parent =
|
|
parent ? weston_desktop_surface_get_user_data(parent) : NULL;
|
|
|
|
kiosk_shell_surface_set_parent(shsurf, shsurf_parent);
|
|
}
|
|
|
|
static void
|
|
desktop_surface_fullscreen_requested(struct weston_desktop_surface *desktop_surface,
|
|
bool fullscreen,
|
|
struct weston_output *output, void *shell)
|
|
{
|
|
struct kiosk_shell_surface *shsurf =
|
|
weston_desktop_surface_get_user_data(desktop_surface);
|
|
|
|
/* We should normally be able to ignore fullscreen requests for
|
|
* top-level surfaces, since we set them as fullscreen at creation
|
|
* time. However, xwayland surfaces set their internal WM state
|
|
* regardless of what the shell wants, so they may remove fullscreen
|
|
* state before informing weston-desktop of this request. Since we
|
|
* always want top-level surfaces to be fullscreen, we need to reapply
|
|
* the fullscreen state to force the correct xwayland WM state.
|
|
*
|
|
* TODO: Explore a model where the XWayland WM doesn't set the internal
|
|
* WM surface state itself, rather letting the shell make the decision.
|
|
*/
|
|
|
|
if (!shsurf->parent || fullscreen)
|
|
kiosk_shell_surface_set_fullscreen(shsurf, output);
|
|
else
|
|
kiosk_shell_surface_set_normal(shsurf);
|
|
}
|
|
|
|
static void
|
|
desktop_surface_maximized_requested(struct weston_desktop_surface *desktop_surface,
|
|
bool maximized, void *shell)
|
|
{
|
|
struct kiosk_shell_surface *shsurf =
|
|
weston_desktop_surface_get_user_data(desktop_surface);
|
|
|
|
/* Since xwayland surfaces may have already applied the max/min states
|
|
* internally, reapply fullscreen to force the correct xwayland WM state.
|
|
* Also see comment in desktop_surface_fullscreen_requested(). */
|
|
if (!shsurf->parent)
|
|
kiosk_shell_surface_set_fullscreen(shsurf, NULL);
|
|
else if (maximized)
|
|
kiosk_shell_surface_set_maximized(shsurf);
|
|
else
|
|
kiosk_shell_surface_set_normal(shsurf);
|
|
}
|
|
|
|
static void
|
|
desktop_surface_minimized_requested(struct weston_desktop_surface *desktop_surface,
|
|
void *shell)
|
|
{
|
|
}
|
|
|
|
static void
|
|
desktop_surface_ping_timeout(struct weston_desktop_client *desktop_client,
|
|
void *shell_)
|
|
{
|
|
}
|
|
|
|
static void
|
|
desktop_surface_pong(struct weston_desktop_client *desktop_client,
|
|
void *shell_)
|
|
{
|
|
}
|
|
|
|
static void
|
|
desktop_surface_set_xwayland_position(struct weston_desktop_surface *desktop_surface,
|
|
int32_t x, int32_t y, void *shell)
|
|
{
|
|
struct kiosk_shell_surface *shsurf =
|
|
weston_desktop_surface_get_user_data(desktop_surface);
|
|
|
|
shsurf->xwayland.x = x;
|
|
shsurf->xwayland.y = y;
|
|
shsurf->xwayland.is_set = true;
|
|
}
|
|
|
|
static void
|
|
desktop_surface_get_position(struct weston_desktop_surface *desktop_surface,
|
|
int32_t *x, int32_t *y, void *shell)
|
|
{
|
|
struct kiosk_shell_surface *shsurf =
|
|
weston_desktop_surface_get_user_data(desktop_surface);
|
|
|
|
*x = shsurf->view->geometry.x;
|
|
*y = shsurf->view->geometry.y;
|
|
}
|
|
|
|
static const struct weston_desktop_api kiosk_shell_desktop_api = {
|
|
.struct_size = sizeof(struct weston_desktop_api),
|
|
.surface_added = desktop_surface_added,
|
|
.surface_removed = desktop_surface_removed,
|
|
.committed = desktop_surface_committed,
|
|
.move = desktop_surface_move,
|
|
.resize = desktop_surface_resize,
|
|
.set_parent = desktop_surface_set_parent,
|
|
.fullscreen_requested = desktop_surface_fullscreen_requested,
|
|
.maximized_requested = desktop_surface_maximized_requested,
|
|
.minimized_requested = desktop_surface_minimized_requested,
|
|
.ping_timeout = desktop_surface_ping_timeout,
|
|
.pong = desktop_surface_pong,
|
|
.set_xwayland_position = desktop_surface_set_xwayland_position,
|
|
.get_position = desktop_surface_get_position,
|
|
};
|
|
|
|
/*
|
|
* kiosk_shell
|
|
*/
|
|
|
|
static struct kiosk_shell_output *
|
|
kiosk_shell_find_shell_output(struct kiosk_shell *shell,
|
|
struct weston_output *output)
|
|
{
|
|
struct kiosk_shell_output *shoutput;
|
|
|
|
wl_list_for_each(shoutput, &shell->output_list, link) {
|
|
if (shoutput->output == output)
|
|
return shoutput;
|
|
}
|
|
|
|
return NULL;
|
|
}
|
|
|
|
static void
|
|
kiosk_shell_activate_view(struct kiosk_shell *shell,
|
|
struct weston_view *view,
|
|
struct weston_seat *seat,
|
|
uint32_t flags)
|
|
{
|
|
struct weston_surface *main_surface =
|
|
weston_surface_get_main_surface(view->surface);
|
|
struct kiosk_shell_surface *shsurf =
|
|
get_kiosk_shell_surface(main_surface);
|
|
struct kiosk_shell_seat *kiosk_seat =
|
|
get_kiosk_shell_seat(seat);
|
|
|
|
if (!shsurf)
|
|
return;
|
|
|
|
/* If the view belongs to a child window bring it to the front.
|
|
* We don't do this for the parent top-level, since that would
|
|
* obscure all children.
|
|
*/
|
|
if (shsurf->parent) {
|
|
weston_layer_entry_remove(&view->layer_link);
|
|
weston_layer_entry_insert(&shell->normal_layer.view_list,
|
|
&view->layer_link);
|
|
weston_view_geometry_dirty(view);
|
|
weston_surface_damage(view->surface);
|
|
}
|
|
|
|
if (kiosk_seat)
|
|
kiosk_shell_surface_activate(shsurf, kiosk_seat, flags);
|
|
}
|
|
|
|
static void
|
|
kiosk_shell_click_to_activate_binding(struct weston_pointer *pointer,
|
|
const struct timespec *time,
|
|
uint32_t button, void *data)
|
|
{
|
|
struct kiosk_shell *shell = data;
|
|
|
|
if (pointer->grab != &pointer->default_grab)
|
|
return;
|
|
if (pointer->focus == NULL)
|
|
return;
|
|
|
|
kiosk_shell_activate_view(shell, pointer->focus, pointer->seat,
|
|
WESTON_ACTIVATE_FLAG_CLICKED);
|
|
}
|
|
|
|
static void
|
|
kiosk_shell_touch_to_activate_binding(struct weston_touch *touch,
|
|
const struct timespec *time,
|
|
void *data)
|
|
{
|
|
struct kiosk_shell *shell = data;
|
|
|
|
if (touch->grab != &touch->default_grab)
|
|
return;
|
|
if (touch->focus == NULL)
|
|
return;
|
|
|
|
kiosk_shell_activate_view(shell, touch->focus, touch->seat,
|
|
WESTON_ACTIVATE_FLAG_NONE);
|
|
}
|
|
|
|
static void
|
|
kiosk_shell_add_bindings(struct kiosk_shell *shell)
|
|
{
|
|
uint32_t mod = 0;
|
|
|
|
mod = weston_shell_get_binding_modifier(shell->config, MODIFIER_SUPER);
|
|
|
|
weston_compositor_add_button_binding(shell->compositor, BTN_LEFT, mod,
|
|
kiosk_shell_click_to_activate_binding,
|
|
shell);
|
|
weston_compositor_add_button_binding(shell->compositor, BTN_RIGHT, mod,
|
|
kiosk_shell_click_to_activate_binding,
|
|
shell);
|
|
weston_compositor_add_touch_binding(shell->compositor, mod,
|
|
kiosk_shell_touch_to_activate_binding,
|
|
shell);
|
|
|
|
weston_install_debug_key_binding(shell->compositor, mod);
|
|
}
|
|
|
|
static void
|
|
kiosk_shell_handle_output_created(struct wl_listener *listener, void *data)
|
|
{
|
|
struct kiosk_shell *shell =
|
|
container_of(listener, struct kiosk_shell, output_created_listener);
|
|
struct weston_output *output = data;
|
|
|
|
kiosk_shell_output_create(shell, output);
|
|
}
|
|
|
|
static void
|
|
kiosk_shell_handle_output_resized(struct wl_listener *listener, void *data)
|
|
{
|
|
struct kiosk_shell *shell =
|
|
container_of(listener, struct kiosk_shell, output_resized_listener);
|
|
struct weston_output *output = data;
|
|
struct kiosk_shell_output *shoutput =
|
|
kiosk_shell_find_shell_output(shell, output);
|
|
struct weston_view *view;
|
|
|
|
kiosk_shell_output_recreate_background(shoutput);
|
|
|
|
wl_list_for_each(view, &shell->normal_layer.view_list.link,
|
|
layer_link.link) {
|
|
struct kiosk_shell_surface *shsurf;
|
|
if (view->output != output)
|
|
continue;
|
|
shsurf = get_kiosk_shell_surface(view->surface);
|
|
if (!shsurf)
|
|
continue;
|
|
kiosk_shell_surface_reconfigure_for_output(shsurf);
|
|
}
|
|
}
|
|
|
|
static void
|
|
kiosk_shell_handle_output_moved(struct wl_listener *listener, void *data)
|
|
{
|
|
struct kiosk_shell *shell =
|
|
container_of(listener, struct kiosk_shell, output_moved_listener);
|
|
struct weston_output *output = data;
|
|
struct weston_view *view;
|
|
|
|
wl_list_for_each(view, &shell->background_layer.view_list.link,
|
|
layer_link.link) {
|
|
if (view->output != output)
|
|
continue;
|
|
weston_view_set_position(view,
|
|
view->geometry.x + output->move_x,
|
|
view->geometry.y + output->move_y);
|
|
}
|
|
|
|
wl_list_for_each(view, &shell->normal_layer.view_list.link,
|
|
layer_link.link) {
|
|
if (view->output != output)
|
|
continue;
|
|
weston_view_set_position(view,
|
|
view->geometry.x + output->move_x,
|
|
view->geometry.y + output->move_y);
|
|
}
|
|
}
|
|
|
|
static void
|
|
kiosk_shell_handle_seat_created(struct wl_listener *listener, void *data)
|
|
{
|
|
struct weston_seat *seat = data;
|
|
struct kiosk_shell *shell =
|
|
container_of(listener, struct kiosk_shell, seat_created_listener);
|
|
kiosk_shell_seat_create(shell, seat);
|
|
}
|
|
|
|
static void
|
|
kiosk_shell_destroy_surfaces_on_layer(struct weston_layer *layer)
|
|
{
|
|
struct weston_view *view, *view_next;
|
|
|
|
wl_list_for_each_safe(view, view_next, &layer->view_list.link, layer_link.link) {
|
|
struct kiosk_shell_surface *shsurf =
|
|
get_kiosk_shell_surface(view->surface);
|
|
assert(shsurf);
|
|
kiosk_shell_surface_destroy(shsurf);
|
|
}
|
|
|
|
weston_layer_fini(layer);
|
|
}
|
|
|
|
static void
|
|
kiosk_shell_destroy(struct wl_listener *listener, void *data)
|
|
{
|
|
struct kiosk_shell *shell =
|
|
container_of(listener, struct kiosk_shell, destroy_listener);
|
|
struct kiosk_shell_output *shoutput, *tmp;
|
|
struct kiosk_shell_seat *shseat, *shseat_next;
|
|
|
|
wl_list_remove(&shell->destroy_listener.link);
|
|
wl_list_remove(&shell->output_created_listener.link);
|
|
wl_list_remove(&shell->output_resized_listener.link);
|
|
wl_list_remove(&shell->output_moved_listener.link);
|
|
wl_list_remove(&shell->seat_created_listener.link);
|
|
wl_list_remove(&shell->transform_listener.link);
|
|
|
|
wl_list_for_each_safe(shoutput, tmp, &shell->output_list, link) {
|
|
kiosk_shell_output_destroy(shoutput);
|
|
}
|
|
|
|
/* bg layer doesn't contain a weston_desktop_surface, and
|
|
* kiosk_shell_output_destroy() takes care of destroying it, we're just
|
|
* doing a weston_layer_fini() here as there might be multiple bg views */
|
|
weston_layer_fini(&shell->background_layer);
|
|
kiosk_shell_destroy_surfaces_on_layer(&shell->normal_layer);
|
|
kiosk_shell_destroy_surfaces_on_layer(&shell->inactive_layer);
|
|
|
|
wl_list_for_each_safe(shseat, shseat_next, &shell->seat_list, link) {
|
|
kiosk_shell_seat_destroy(shseat);
|
|
}
|
|
|
|
weston_desktop_destroy(shell->desktop);
|
|
|
|
free(shell);
|
|
}
|
|
|
|
WL_EXPORT int
|
|
wet_shell_init(struct weston_compositor *ec,
|
|
int *argc, char *argv[])
|
|
{
|
|
struct kiosk_shell *shell;
|
|
struct weston_seat *seat;
|
|
struct weston_output *output;
|
|
const char *config_file;
|
|
|
|
shell = zalloc(sizeof *shell);
|
|
if (shell == NULL)
|
|
return -1;
|
|
|
|
shell->compositor = ec;
|
|
|
|
if (!weston_compositor_add_destroy_listener_once(ec,
|
|
&shell->destroy_listener,
|
|
kiosk_shell_destroy)) {
|
|
free(shell);
|
|
return 0;
|
|
}
|
|
|
|
shell->transform_listener.notify = transform_handler;
|
|
wl_signal_add(&ec->transform_signal, &shell->transform_listener);
|
|
|
|
config_file = weston_config_get_name_from_env();
|
|
shell->config = weston_config_parse(config_file);
|
|
|
|
weston_layer_init(&shell->background_layer, ec);
|
|
weston_layer_init(&shell->normal_layer, ec);
|
|
weston_layer_init(&shell->inactive_layer, ec);
|
|
|
|
weston_layer_set_position(&shell->background_layer,
|
|
WESTON_LAYER_POSITION_BACKGROUND);
|
|
weston_layer_set_position(&shell->inactive_layer,
|
|
WESTON_LAYER_POSITION_HIDDEN);
|
|
/* We use the NORMAL layer position, so that xwayland surfaces, which
|
|
* are placed at NORMAL+1, are visible. */
|
|
weston_layer_set_position(&shell->normal_layer,
|
|
WESTON_LAYER_POSITION_NORMAL);
|
|
|
|
shell->desktop = weston_desktop_create(ec, &kiosk_shell_desktop_api,
|
|
shell);
|
|
if (!shell->desktop)
|
|
return -1;
|
|
|
|
wl_list_init(&shell->seat_list);
|
|
wl_list_for_each(seat, &ec->seat_list, link)
|
|
kiosk_shell_seat_create(shell, seat);
|
|
shell->seat_created_listener.notify = kiosk_shell_handle_seat_created;
|
|
wl_signal_add(&ec->seat_created_signal, &shell->seat_created_listener);
|
|
|
|
wl_list_init(&shell->output_list);
|
|
wl_list_for_each(output, &ec->output_list, link)
|
|
kiosk_shell_output_create(shell, output);
|
|
|
|
shell->output_created_listener.notify = kiosk_shell_handle_output_created;
|
|
wl_signal_add(&ec->output_created_signal, &shell->output_created_listener);
|
|
|
|
shell->output_resized_listener.notify = kiosk_shell_handle_output_resized;
|
|
wl_signal_add(&ec->output_resized_signal, &shell->output_resized_listener);
|
|
|
|
shell->output_moved_listener.notify = kiosk_shell_handle_output_moved;
|
|
wl_signal_add(&ec->output_moved_signal, &shell->output_moved_listener);
|
|
|
|
screenshooter_create(ec);
|
|
|
|
kiosk_shell_add_bindings(shell);
|
|
|
|
return 0;
|
|
}
|