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// Copyright (c) 2010 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_GTK_BOOKMARK_CONTEXT_MENU_GTK_H_
#define CHROME_BROWSER_GTK_BOOKMARK_CONTEXT_MENU_GTK_H_
#include <vector>
#include "app/gfx/native_widget_types.h"
#include "app/menus/simple_menu_model.h"
#include "base/basictypes.h"
#include "base/scoped_ptr.h"
#include "chrome/browser/bookmarks/bookmark_model_observer.h"
class Browser;
class PageNavigator;
class Profile;
// BookmarkContextMenu manages the context menu shown for the
// bookmark bar, items on the bookmark bar, submenus of the bookmark bar and
// the bookmark manager.
class BookmarkContextMenuGtk : public BookmarkModelObserver,
public menus::SimpleMenuModel::Delegate {
public:
// Used to configure what the context menu shows.
enum ConfigurationType {
BOOKMARK_BAR,
BOOKMARK_MANAGER_TABLE,
// Used when the source is the table in the bookmark manager and the table
// is showing recently bookmarked or searched.
BOOKMARK_MANAGER_TABLE_OTHER,
BOOKMARK_MANAGER_TREE,
BOOKMARK_MANAGER_ORGANIZE_MENU,
// Used when the source is the bookmark manager and the table is showing
// recently bookmarked or searched.
BOOKMARK_MANAGER_ORGANIZE_MENU_OTHER
};
class Delegate {
public:
// Called when one of the menu items is selected and executed.
virtual void WillExecuteCommand() = 0;
};
// Creates the bookmark context menu.
// |profile| is used for opening urls as well as enabling 'open incognito'.
// |browser| is used to determine the PageNavigator and may be null.
// |navigator| is used if |browser| is null, and is provided for testing.
// |parent| is the parent for newly created nodes if |selection| is empty.
// |selection| is the nodes the context menu operates on and may be empty.
// |configuration| determines which items to show.
BookmarkContextMenuGtk(gfx::NativeWindow hwnd,
Profile* profile,
Browser* browser,
PageNavigator* navigator,
const BookmarkNode* parent,
const std::vector<const BookmarkNode*>& selection,
ConfigurationType configuration,
Delegate* delegate);
virtual ~BookmarkContextMenuGtk();
menus::MenuModel* menu_model() const { return menu_model_.get(); }
// Should be called by the delegate when it is no longer valid.
void DelegateDestroyed();
// Menu::Delegate methods.
virtual bool IsCommandIdChecked(int command_id) const;
virtual bool IsCommandIdEnabled(int command_id) const;
virtual bool GetAcceleratorForCommandId(
int command_id,
menus::Accelerator* accelerator);
virtual void ExecuteCommand(int command_id);
private:
// BookmarkModelObserver method. Any change to the model results in closing
// the menu.
virtual void Loaded(BookmarkModel* model) {}
virtual void BookmarkModelBeingDeleted(BookmarkModel* model);
virtual void BookmarkNodeMoved(BookmarkModel* model,
const BookmarkNode* old_parent,
int old_index,
const BookmarkNode* new_parent,
int new_index);
virtual void BookmarkNodeAdded(BookmarkModel* model,
const BookmarkNode* parent,
int index);
virtual void BookmarkNodeRemoved(BookmarkModel* model,
const BookmarkNode* parent,
int index,
const BookmarkNode* node);
virtual void BookmarkNodeChanged(BookmarkModel* model,
const BookmarkNode* node);
virtual void BookmarkNodeFavIconLoaded(BookmarkModel* model,
const BookmarkNode* node) {}
virtual void BookmarkNodeChildrenReordered(BookmarkModel* model,
const BookmarkNode* node);
// Invoked from the various bookmark model observer methods. Closes the menu.
void ModelChanged();
// Adds a IDS_* style command to the menu.
void AppendItem(int id);
// Adds a IDS_* style command to the menu with a different localized string.
void AppendItem(int id, int localization_id);
// Adds a separator to the menu.
void AppendSeparator();
// Adds a checkable item to the menu.
void AppendCheckboxItem(int id);
// Removes the observer from the model and NULLs out model_.
BookmarkModel* RemoveModelObserver();
// Returns true if selection_ has at least one bookmark of type url.
bool HasURLs() const;
// Returns the parent for newly created folders/bookmarks. If selection_
// has one element and it is a folder, selection_[0] is returned, otherwise
// parent_ is returned.
const BookmarkNode* GetParentForNewNodes() const;
gfx::NativeWindow wnd_;
Profile* profile_;
Browser* browser_;
PageNavigator* navigator_;
const BookmarkNode* parent_;
std::vector<const BookmarkNode*> selection_;
BookmarkModel* model_;
ConfigurationType configuration_;
Delegate* delegate_;
scoped_ptr<menus::SimpleMenuModel> menu_model_;
// Tracks whether the model has changed. For the most part the model won't
// change while a context menu is showing, but if it does, we'd better not
// try to execute any commands.
bool model_changed_;
DISALLOW_COPY_AND_ASSIGN(BookmarkContextMenuGtk);
};
#endif // CHROME_BROWSER_GTK_BOOKMARK_CONTEXT_MENU_GTK_H_
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