components/renderer_context_menu/views/toolkit_delegate_views.cc

// Copyright 2014 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "components/renderer_context_menu/views/toolkit_delegate_views.h"

#include <memory>
#include <utility>

#include "ui/base/mojom/menu_source_type.mojom.h"
#include "ui/gfx/geometry/rect.h"
#include "ui/gfx/image/image.h"
#include "ui/views/controls/menu/menu_item_view.h"
#include "ui/views/controls/menu/menu_model_adapter.h"
#include "ui/views/controls/menu/menu_runner.h"
#include "ui/views/controls/menu/submenu_view.h"

ToolkitDelegateViews::ToolkitDelegateViews() = default;

ToolkitDelegateViews::~ToolkitDelegateViews() = default;

void ToolkitDelegateViews::RunMenuAt(views::Widget* parent,
                                     const gfx::Point& point,
                                     ui::mojom::MenuSourceType type) {
  using Position = views::MenuAnchorPosition;
  Position anchor_position = (type == ui::mojom::MenuSourceType::kTouch ||
                              type == ui::mojom::MenuSourceType::kTouchEditMenu)
                                 ? Position::kBottomCenter
                                 : Position::kTopLeft;
  menu_runner_->RunMenuAt(parent, nullptr, gfx::Rect(point, gfx::Size()),
                          anchor_position, type);
}

void ToolkitDelegateViews::Init(ui::SimpleMenuModel* menu_model) {
  menu_adapter_ = std::make_unique<views::MenuModelAdapter>(menu_model);
  std::unique_ptr<views::MenuItemView> menu_view = menu_adapter_->CreateMenu();
  menu_view_ = menu_view.get();
  menu_runner_ = std::make_unique<views::MenuRunner>(
      std::move(menu_view),
      views::MenuRunner::HAS_MNEMONICS | views::MenuRunner::CONTEXT_MENU);
}

void ToolkitDelegateViews::Cancel() {
  DCHECK(menu_runner_);
  menu_runner_->Cancel();
}

void ToolkitDelegateViews::RebuildMenu() {
  menu_adapter_->BuildMenu(menu_view_);
}