foreign-toplevel: create generic abstraction

This commit is contained in:
Consolatis 2024-08-12 20:31:52 +02:00 committed by Johan Malm
parent 5e1f91c9d1
commit 2a825008c6
15 changed files with 463 additions and 196 deletions

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// SPDX-License-Identifier: GPL-2.0-only
#include <assert.h>
#include <wayland-server-core.h>
#include "common/macros.h"
#include "common/mem.h"
#include "labwc.h"
#include "view.h"
#include "foreign-toplevel-internal.h"
/* Internal API */
void
foreign_request_minimize(struct foreign_toplevel *toplevel, bool minimized)
{
view_minimize(toplevel->view, minimized);
}
void
foreign_request_maximize(struct foreign_toplevel *toplevel, enum view_axis axis)
{
view_maximize(toplevel->view, axis, /*store_natural_geometry*/ true);
}
void
foreign_request_fullscreen(struct foreign_toplevel *toplevel, bool fullscreen)
{
view_set_fullscreen(toplevel->view, fullscreen);
}
void
foreign_request_activate(struct foreign_toplevel *toplevel)
{
if (toplevel->view->server->osd_state.cycle_view) {
wlr_log(WLR_INFO, "Preventing focus request while in window switcher");
return;
}
desktop_focus_view(toplevel->view, /*raise*/ true);
}
void
foreign_request_close(struct foreign_toplevel *toplevel)
{
view_close(toplevel->view);
}
/* Public API */
struct foreign_toplevel *
foreign_toplevel_create(struct view *view)
{
assert(view);
assert(view->mapped);
struct foreign_toplevel *toplevel = znew(*toplevel);
toplevel->view = view;
wl_signal_init(&toplevel->events.toplevel_parent);
wl_signal_init(&toplevel->events.toplevel_destroy);
wlr_foreign_toplevel_init(toplevel);
return toplevel;
}
void
foreign_toplevel_set_parent(struct foreign_toplevel *toplevel, struct foreign_toplevel *parent)
{
assert(toplevel);
wl_signal_emit_mutable(&toplevel->events.toplevel_parent, parent);
}
void
foreign_toplevel_destroy(struct foreign_toplevel *toplevel)
{
assert(toplevel);
wl_signal_emit_mutable(&toplevel->events.toplevel_destroy, NULL);
assert(!toplevel->wlr_toplevel.handle);
free(toplevel);
}

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labwc_sources += files(
'foreign.c',
'wlr-foreign.c',
)

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// SPDX-License-Identifier: GPL-2.0-only
#include <assert.h>
#include <wlr/types/wlr_foreign_toplevel_management_v1.h>
#include "common/macros.h"
#include "labwc.h"
#include "view.h"
#include "foreign-toplevel-internal.h"
/* wlr signals */
static void
handle_request_minimize(struct wl_listener *listener, void *data)
{
struct foreign_toplevel *toplevel = wl_container_of(
listener, toplevel, wlr_toplevel.on.request_minimize);
struct wlr_foreign_toplevel_handle_v1_minimized_event *event = data;
foreign_request_minimize(toplevel, event->minimized);
}
static void
handle_request_maximize(struct wl_listener *listener, void *data)
{
struct foreign_toplevel *toplevel = wl_container_of(
listener, toplevel, wlr_toplevel.on.request_maximize);
struct wlr_foreign_toplevel_handle_v1_maximized_event *event = data;
foreign_request_maximize(toplevel,
event->maximized ? VIEW_AXIS_BOTH : VIEW_AXIS_NONE);
}
static void
handle_request_fullscreen(struct wl_listener *listener, void *data)
{
struct foreign_toplevel *toplevel = wl_container_of(
listener, toplevel, wlr_toplevel.on.request_fullscreen);
struct wlr_foreign_toplevel_handle_v1_fullscreen_event *event = data;
/* TODO: This ignores event->output */
foreign_request_fullscreen(toplevel, event->fullscreen);
}
static void
handle_request_activate(struct wl_listener *listener, void *data)
{
struct foreign_toplevel *toplevel = wl_container_of(
listener, toplevel, wlr_toplevel.on.request_activate);
/* In a multi-seat world we would select seat based on event->seat here. */
foreign_request_activate(toplevel);
}
static void
handle_request_close(struct wl_listener *listener, void *data)
{
struct foreign_toplevel *toplevel = wl_container_of(
listener, toplevel, wlr_toplevel.on.request_close);
foreign_request_close(toplevel);
}
static void
handle_handle_destroy(struct wl_listener *listener, void *data)
{
struct wlr_foreign_toplevel *wlr_toplevel =
wl_container_of(listener, wlr_toplevel, on.handle_destroy);
/* Client side requests */
wl_list_remove(&wlr_toplevel->on.request_maximize.link);
wl_list_remove(&wlr_toplevel->on.request_minimize.link);
wl_list_remove(&wlr_toplevel->on.request_fullscreen.link);
wl_list_remove(&wlr_toplevel->on.request_activate.link);
wl_list_remove(&wlr_toplevel->on.request_close.link);
wl_list_remove(&wlr_toplevel->on.handle_destroy.link);
wlr_toplevel->handle = NULL;
}
/* Compositor signals */
static void
handle_new_app_id(struct wl_listener *listener, void *data)
{
struct foreign_toplevel *toplevel =
wl_container_of(listener, toplevel, wlr_toplevel.on_view.new_app_id);
assert(toplevel->wlr_toplevel.handle);
const char *app_id = view_get_string_prop(toplevel->view, "app_id");
wlr_foreign_toplevel_handle_v1_set_app_id(toplevel->wlr_toplevel.handle, app_id);
}
static void
handle_new_title(struct wl_listener *listener, void *data)
{
struct foreign_toplevel *toplevel =
wl_container_of(listener, toplevel, wlr_toplevel.on_view.new_title);
assert(toplevel->wlr_toplevel.handle);
const char *title = view_get_string_prop(toplevel->view, "title");
wlr_foreign_toplevel_handle_v1_set_title(toplevel->wlr_toplevel.handle, title);
}
static void
handle_new_outputs(struct wl_listener *listener, void *data)
{
struct foreign_toplevel *toplevel =
wl_container_of(listener, toplevel, wlr_toplevel.on_view.new_outputs);
assert(toplevel->wlr_toplevel.handle);
/*
* Loop over all outputs and notify foreign_toplevel clients about changes.
* wlr_foreign_toplevel_handle_v1_output_xxx() keeps track of the active
* outputs internally and merges the events. It also listens to output
* destroy events so its fine to just relay the current state and let
* wlr_foreign_toplevel handle the rest.
*/
struct output *output;
wl_list_for_each(output, &toplevel->view->server->outputs, link) {
if (view_on_output(toplevel->view, output)) {
wlr_foreign_toplevel_handle_v1_output_enter(
toplevel->wlr_toplevel.handle, output->wlr_output);
} else {
wlr_foreign_toplevel_handle_v1_output_leave(
toplevel->wlr_toplevel.handle, output->wlr_output);
}
}
}
static void
handle_maximized(struct wl_listener *listener, void *data)
{
struct foreign_toplevel *toplevel =
wl_container_of(listener, toplevel, wlr_toplevel.on_view.maximized);
assert(toplevel->wlr_toplevel.handle);
wlr_foreign_toplevel_handle_v1_set_maximized(
toplevel->wlr_toplevel.handle,
toplevel->view->maximized == VIEW_AXIS_BOTH);
}
static void
handle_minimized(struct wl_listener *listener, void *data)
{
struct foreign_toplevel *toplevel =
wl_container_of(listener, toplevel, wlr_toplevel.on_view.minimized);
assert(toplevel->wlr_toplevel.handle);
wlr_foreign_toplevel_handle_v1_set_minimized(
toplevel->wlr_toplevel.handle, toplevel->view->minimized);
}
static void
handle_fullscreened(struct wl_listener *listener, void *data)
{
struct foreign_toplevel *toplevel =
wl_container_of(listener, toplevel, wlr_toplevel.on_view.fullscreened);
assert(toplevel->wlr_toplevel.handle);
wlr_foreign_toplevel_handle_v1_set_fullscreen(
toplevel->wlr_toplevel.handle, toplevel->view->fullscreen);
}
static void
handle_activated(struct wl_listener *listener, void *data)
{
struct foreign_toplevel *toplevel =
wl_container_of(listener, toplevel, wlr_toplevel.on_view.activated);
assert(toplevel->wlr_toplevel.handle);
bool *activated = data;
wlr_foreign_toplevel_handle_v1_set_activated(
toplevel->wlr_toplevel.handle, *activated);
}
/* Internal signals */
static void
handle_toplevel_parent(struct wl_listener *listener, void *data)
{
struct wlr_foreign_toplevel *wlr_toplevel = wl_container_of(
listener, wlr_toplevel, on_foreign_toplevel.toplevel_parent);
struct foreign_toplevel *parent = data;
assert(wlr_toplevel->handle);
/* The wlroots wlr-foreign-toplevel impl ensures parent is reset to NULL on destroy */
wlr_foreign_toplevel_handle_v1_set_parent(wlr_toplevel->handle, parent
? parent->wlr_toplevel.handle
: NULL);
}
static void
handle_toplevel_destroy(struct wl_listener *listener, void *data)
{
struct wlr_foreign_toplevel *wlr_toplevel = wl_container_of(
listener, wlr_toplevel, on_foreign_toplevel.toplevel_destroy);
assert(wlr_toplevel->handle);
wlr_foreign_toplevel_handle_v1_destroy(wlr_toplevel->handle);
/* Compositor side state changes */
wl_list_remove(&wlr_toplevel->on_view.new_app_id.link);
wl_list_remove(&wlr_toplevel->on_view.new_title.link);
wl_list_remove(&wlr_toplevel->on_view.new_outputs.link);
wl_list_remove(&wlr_toplevel->on_view.maximized.link);
wl_list_remove(&wlr_toplevel->on_view.minimized.link);
wl_list_remove(&wlr_toplevel->on_view.fullscreened.link);
wl_list_remove(&wlr_toplevel->on_view.activated.link);
/* Internal signals */
wl_list_remove(&wlr_toplevel->on_foreign_toplevel.toplevel_parent.link);
wl_list_remove(&wlr_toplevel->on_foreign_toplevel.toplevel_destroy.link);
}
/* Internal API */
void
wlr_foreign_toplevel_init(struct foreign_toplevel *toplevel)
{
struct wlr_foreign_toplevel *wlr_toplevel = &toplevel->wlr_toplevel;
struct view *view = toplevel->view;
assert(view->server->foreign_toplevel_manager);
wlr_toplevel->handle = wlr_foreign_toplevel_handle_v1_create(
view->server->foreign_toplevel_manager);
if (!wlr_toplevel->handle) {
wlr_log(WLR_ERROR, "cannot create wlr foreign toplevel handle for (%s)",
view_get_string_prop(view, "title"));
return;
}
/* Client side requests */
CONNECT_SIGNAL(wlr_toplevel->handle, &wlr_toplevel->on, request_maximize);
CONNECT_SIGNAL(wlr_toplevel->handle, &wlr_toplevel->on, request_minimize);
CONNECT_SIGNAL(wlr_toplevel->handle, &wlr_toplevel->on, request_fullscreen);
CONNECT_SIGNAL(wlr_toplevel->handle, &wlr_toplevel->on, request_activate);
CONNECT_SIGNAL(wlr_toplevel->handle, &wlr_toplevel->on, request_close);
wlr_toplevel->on.handle_destroy.notify = handle_handle_destroy;
wl_signal_add(&wlr_toplevel->handle->events.destroy, &wlr_toplevel->on.handle_destroy);
/* Compositor side state changes */
CONNECT_SIGNAL(view, &wlr_toplevel->on_view, new_app_id);
CONNECT_SIGNAL(view, &wlr_toplevel->on_view, new_title);
CONNECT_SIGNAL(view, &wlr_toplevel->on_view, new_outputs);
CONNECT_SIGNAL(view, &wlr_toplevel->on_view, maximized);
CONNECT_SIGNAL(view, &wlr_toplevel->on_view, minimized);
CONNECT_SIGNAL(view, &wlr_toplevel->on_view, fullscreened);
CONNECT_SIGNAL(view, &wlr_toplevel->on_view, activated);
/* Internal signals */
CONNECT_SIGNAL(toplevel, &wlr_toplevel->on_foreign_toplevel, toplevel_parent);
CONNECT_SIGNAL(toplevel, &wlr_toplevel->on_foreign_toplevel, toplevel_destroy);
}