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// Copyright 2024 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef UI_VIEWS_CONTROLS_MENU_MENU_RUNNER_IMPL_REMOTE_COCOA_H_
#define UI_VIEWS_CONTROLS_MENU_MENU_RUNNER_IMPL_REMOTE_COCOA_H_
#include <set>
#include <string>
#include <vector>
#include "base/memory/weak_ptr.h"
#include "base/time/time.h"
#include "base/unguessable_token.h"
#include "components/remote_cocoa/common/menu.mojom.h"
#include "mojo/public/cpp/bindings/receiver.h"
#include "mojo/public/cpp/bindings/receiver_set.h"
#include "ui/views/controls/menu/menu_runner_impl_interface.h"
namespace views {
// Menu runner implementation that serializes the menu model over mojo, to then
// use NSMenu in possibly a different process to show a context menu.
// Like MenuRunnerImplCocoa this only supports context menus.
class VIEWS_EXPORT MenuRunnerImplRemoteCocoa
: public internal::MenuRunnerImplInterface,
public remote_cocoa::mojom::MenuHost {
public:
MenuRunnerImplRemoteCocoa(ui::MenuModel* menu_model,
base::RepeatingClosure on_menu_closed_callback);
MenuRunnerImplRemoteCocoa(const MenuRunnerImplRemoteCocoa&) = delete;
MenuRunnerImplRemoteCocoa& operator=(const MenuRunnerImplRemoteCocoa&) =
delete;
// Runs the menu at the specific `anchor` in screen coordinates. If specified,
// `target_view_id` is used to look up the NSView to use as target of the
// menu (which is then used by AppKit to for example populate the Services
// submenu).
void RunMenu(Widget* widget,
const gfx::Point& anchor,
uint64_t target_view_id = 0);
// Updates the label and state of the top-level menu item with id equal to
// `command_id`. Should only be called while the menu is running.
void UpdateMenuItem(int command_id,
bool enabled,
bool hidden,
const std::u16string& title);
// MenuRunnerImplInterface:
bool IsRunning() const override;
void Release() override;
void RunMenuAt(
Widget* parent,
MenuButtonController* button_controller,
const gfx::Rect& bounds,
MenuAnchorPosition anchor,
ui::mojom::MenuSourceType source_type,
int32_t run_types,
gfx::NativeView native_view_for_gestures,
std::optional<gfx::RoundedCornersF> corners,
std::optional<std::string> show_menu_host_duration_histogram) override;
void Cancel() override;
base::TimeTicks GetClosingEventTime() const override;
private:
~MenuRunnerImplRemoteCocoa() override;
// remote_cocoa::mojom::MenuHost:
void CommandActivated(int32_t command_id, int32_t event_flags) override;
void MenuClosed() override;
// Recursively converts `menu_model` to mojom structs. Since we rely on
// command IDs being unique, this uses `command_ids` to verify that all
// menu items in the model do in fact have unique command IDs.
std::vector<remote_cocoa::mojom::MenuItemPtr> ModelToMojo(
const ui::MenuModel& menu_model,
std::set<int>& command_ids);
raw_ptr<ui::MenuModel> menu_model_;
mojo::Receiver<remote_cocoa::mojom::MenuHost> host_receiver_{this};
mojo::Remote<remote_cocoa::mojom::Menu> menu_remote_;
// Is the context menu currently being displayed?
bool running_ = false;
// The timestamp of the event which closed the menu - or 0.
base::TimeTicks closing_event_time_;
base::RepeatingClosure on_menu_closed_callback_;
};
} // namespace views
#endif // UI_VIEWS_CONTROLS_MENU_MENU_RUNNER_IMPL_REMOTE_COCOA_H_
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