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// Copyright 2020 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "ui/ozone/platform/wayland/host/gtk_ui_delegate_wayland.h"
#include <gdk/gdkwayland.h>
#include <gtk/gtk.h>
#include <memory>
#include "base/bind.h"
#include "base/logging.h"
#include "ui/gfx/native_widget_types.h"
#include "ui/ozone/platform/wayland/host/wayland_connection.h"
#include "ui/ozone/platform/wayland/host/wayland_surface.h"
#include "ui/ozone/platform/wayland/host/wayland_window.h"
#include "ui/ozone/platform/wayland/host/wayland_window_manager.h"
#include "ui/ozone/platform/wayland/host/xdg_foreign_wrapper.h"
#include "ui/platform_window/platform_window_init_properties.h"
#define WEAK_GTK_FN(x) extern "C" __attribute__((weak)) decltype(x) x
WEAK_GTK_FN(gdk_wayland_window_set_transient_for_exported);
namespace ui {
GtkUiDelegateWayland::GtkUiDelegateWayland(WaylandConnection* connection)
: connection_(connection) {
DCHECK(connection_);
gdk_set_allowed_backends("wayland");
}
GtkUiDelegateWayland::~GtkUiDelegateWayland() = default;
void GtkUiDelegateWayland::OnInitialized() {
// Nothing to do upon initialization for Wayland.
}
GdkKeymap* GtkUiDelegateWayland::GetGdkKeymap() {
NOTIMPLEMENTED_LOG_ONCE();
return nullptr;
}
GdkWindow* GtkUiDelegateWayland::GetGdkWindow(
gfx::AcceleratedWidget window_id) {
NOTIMPLEMENTED_LOG_ONCE();
return nullptr;
}
bool GtkUiDelegateWayland::SetGdkWindowTransientFor(
GdkWindow* window,
gfx::AcceleratedWidget parent) {
if (!gdk_wayland_window_set_transient_for_exported) {
LOG(WARNING) << "set_transient_for_exported not supported in GTK version "
<< GTK_MAJOR_VERSION << '.' << GTK_MINOR_VERSION << '.'
<< GTK_MICRO_VERSION;
return false;
}
auto* parent_window =
connection_->wayland_window_manager()->GetWindow(parent);
auto* foreign = connection_->xdg_foreign();
if (!parent_window || !foreign)
return false;
DCHECK_EQ(parent_window->type(), PlatformWindowType::kWindow);
foreign->ExportSurfaceToForeign(
parent_window, base::BindOnce(&GtkUiDelegateWayland::OnHandle,
weak_factory_.GetWeakPtr(), window));
return true;
}
void GtkUiDelegateWayland::ClearTransientFor(gfx::AcceleratedWidget parent) {
// Nothing to do here.
}
void GtkUiDelegateWayland::ShowGtkWindow(GtkWindow* window) {
// TODO(crbug.com/1008755): Check if gtk_window_present_with_time is needed
// here as well, similarly to what is done in X11 impl.
gtk_window_present(window);
}
void GtkUiDelegateWayland::OnHandle(GdkWindow* window,
const std::string& handle) {
gdk_wayland_window_set_transient_for_exported(
window, const_cast<char*>(handle.c_str()));
}
} // namespace ui
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