cef/libcef/browser/menu_creator.h

73 lines
2.3 KiB
C++

// Copyright (c) 2012 The Chromium Embedded Framework 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 CEF_LIBCEF_BROWSER_MENU_MANAGER_H_
#define CEF_LIBCEF_BROWSER_MENU_MANAGER_H_
#pragma once
#include "libcef/browser/menu_model_impl.h"
#include "base/memory/scoped_ptr.h"
#include "content/public/common/context_menu_params.h"
namespace content {
class RenderFrameHost;
};
class CefBrowserHostImpl;
class CefMenuCreator : public CefMenuModelImpl::Delegate {
public:
// Used for OS-specific menu implementations.
class Runner {
public:
virtual ~Runner() {}
virtual bool RunContextMenu(CefMenuCreator* manager) =0;
virtual void CancelContextMenu() {}
virtual bool FormatLabel(base::string16& label) { return false; }
};
explicit CefMenuCreator(CefBrowserHostImpl* browser);
virtual ~CefMenuCreator();
// Returns true if the context menu is currently showing.
bool IsShowingContextMenu();
// Create the context menu.
bool CreateContextMenu(const content::ContextMenuParams& params);
void CancelContextMenu();
CefBrowserHostImpl* browser() { return browser_; }
ui::MenuModel* model() { return model_->model(); }
const content::ContextMenuParams& params() const { return params_; }
private:
// Create the menu runner if it doesn't already exist.
bool CreateRunner();
// CefMenuModelImpl::Delegate methods.
virtual void ExecuteCommand(CefRefPtr<CefMenuModelImpl> source,
int command_id,
cef_event_flags_t event_flags) OVERRIDE;
virtual void MenuWillShow(CefRefPtr<CefMenuModelImpl> source) OVERRIDE;
virtual void MenuClosed(CefRefPtr<CefMenuModelImpl> source) OVERRIDE;
virtual bool FormatLabel(base::string16& label) OVERRIDE;
// Create the default menu model.
void CreateDefaultModel();
// Execute the default command handling.
void ExecuteDefaultCommand(int command_id);
// CefBrowserHostImpl pointer is guaranteed to outlive this object.
CefBrowserHostImpl* browser_;
CefRefPtr<CefMenuModelImpl> model_;
content::ContextMenuParams params_;
scoped_ptr<Runner> runner_;
DISALLOW_COPY_AND_ASSIGN(CefMenuCreator);
};
#endif // CEF_LIBCEF_BROWSER_MENU_MANAGER_H_