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// Copyright 2014 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.
#ifndef CHROME_BROWSER_UI_VIEWS_TOOLBAR_CHEVRON_MENU_BUTTON_H_
#define CHROME_BROWSER_UI_VIEWS_TOOLBAR_CHEVRON_MENU_BUTTON_H_
#include "base/macros.h"
#include "base/memory/scoped_ptr.h"
#include "base/memory/weak_ptr.h"
#include "ui/views/controls/button/menu_button.h"
#include "ui/views/controls/button/menu_button_listener.h"
class BrowserActionsContainer;
// The MenuButton for the chevron in the extension toolbar, which is also
// responsible for showing the legacy (drop-down) overflow menu.
class ChevronMenuButton : public views::MenuButton,
public views::MenuButtonListener {
public:
explicit ChevronMenuButton(
BrowserActionsContainer* browser_actions_container);
~ChevronMenuButton() override;
// Closes the overflow menu (and any context menu), if it is open.
void CloseMenu();
private:
class MenuController;
// views::MenuButton:
scoped_ptr<views::LabelButtonBorder> CreateDefaultBorder() const override;
bool GetDropFormats(
int* formats,
std::set<ui::OSExchangeData::CustomFormat>* custom_formats) override;
bool AreDropTypesRequired() override;
bool CanDrop(const ui::OSExchangeData& data) override;
void OnDragEntered(const ui::DropTargetEvent& event) override;
int OnDragUpdated(const ui::DropTargetEvent& event) override;
void OnDragExited() override;
int OnPerformDrop(const ui::DropTargetEvent& event) override;
// views::MenuButtonListener:
void OnMenuButtonClicked(View* source, const gfx::Point& point) override;
// Shows the overflow menu.
void ShowOverflowMenu(bool for_drop);
// Called by the overflow menu when all the work is done.
void MenuDone();
// The owning BrowserActionsContainer.
BrowserActionsContainer* browser_actions_container_;
// The overflow menu controller.
scoped_ptr<MenuController> menu_controller_;
base::WeakPtrFactory<ChevronMenuButton> weak_factory_;
DISALLOW_COPY_AND_ASSIGN(ChevronMenuButton);
};
#endif // CHROME_BROWSER_UI_VIEWS_TOOLBAR_CHEVRON_MENU_BUTTON_H_
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