/**************************************************************
 * 
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 * 
 *   http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 * 
 *************************************************************/

#ifndef SFX_SIDEBAR_TAB_BAR_HXX
#define SFX_SIDEBAR_TAB_BAR_HXX

#include "DeckDescriptor.hxx"
#include "ResourceManager.hxx"

#include <vcl/menu.hxx>
#include <vcl/window.hxx>

#include <com/sun/star/frame/XFrame.hpp>
#include <boost/function.hpp>
#include <boost/tuple/tuple.hpp>
#include <boost/scoped_ptr.hpp>

class Button;
class CheckBox;
class RadioButton;

namespace css = ::com::sun::star;
namespace cssu = ::com::sun::star::uno;


namespace sfx2 { namespace sidebar {

class FocusManager;
class TabBarConfiguration;
class TabItem;

/** The tab bar is the container for the individual tabs.
*/
class TabBar
    : public Window
{
public:
    /** DeckMenuData has entries for display name, deck id, and a flag:
         - isCurrentDeck for the deck selection data
         - isEnabled     for the show/hide menu 
    */
    class DeckMenuData
    {
    public:
        ::rtl::OUString msDisplayName;
        ::rtl::OUString msDeckId;
        bool mbIsCurrentDeck;
        bool mbIsActive;
        bool mbIsEnabled;
    };
    typedef ::boost::function<void(
            const Rectangle&,
            const ::std::vector<DeckMenuData>& rMenuData)> PopupMenuProvider;
    TabBar (
        Window* pParentWindow,
        const cssu::Reference<css::frame::XFrame>& rxFrame,
        const ::boost::function<void(const ::rtl::OUString&rsDeckId)>& rDeckActivationFunctor,
        const PopupMenuProvider& rPopupMenuProvider);
    virtual ~TabBar (void);

    virtual void Paint (const Rectangle& rUpdateArea);
    virtual void DataChanged (const DataChangedEvent& rDataChangedEvent);
    virtual long Notify (NotifyEvent& rEvent);

    static sal_Int32 GetDefaultWidth (void);

    void SetDecks (
        const ResourceManager::DeckContextDescriptorContainer& rDecks);
    void HighlightDeck (const ::rtl::OUString& rsDeckId);
    void AddPopupMenuEntries (
        PopupMenu& rMenu,
        const sal_Int32 nFirstIndex);
    void AddCustomizationMenuEntries (
        PopupMenu& rMenu,
        const sal_Int32 nFirstIndex);
    const ::rtl::OUString GetDeckIdForIndex (const sal_Int32 nIndex) const;
    void ToggleHideFlag (const sal_Int32 nIndex);
    void RestoreHideFlags (void);

    void UpdateFocusManager (FocusManager& rFocusManager);

private:
    cssu::Reference<css::frame::XFrame> mxFrame;
    ::boost::scoped_ptr<CheckBox> mpMenuButton;
    class Item
    {
    public:
        DECL_LINK(HandleClick, Button*);
        ::boost::shared_ptr<RadioButton> mpButton;
        ::rtl::OUString msDeckId;
        ::boost::function<void(const ::rtl::OUString&rsDeckId)> maDeckActivationFunctor;
        bool mbIsHidden;
        bool mbIsHiddenByDefault;
    };
    typedef ::std::vector<Item> ItemContainer;
    ItemContainer maItems;
    const ::boost::function<void(const ::rtl::OUString&rsDeckId)> maDeckActivationFunctor;
    sal_Int32 mnMenuSeparatorY;
    PopupMenuProvider maPopupMenuProvider;
    
    RadioButton* CreateTabItem (const DeckDescriptor& rDeckDescriptor);
    Item* GetItemForId (const ::rtl::OUString& rsId);
    Image GetItemImage (const DeckDescriptor& rDeskDescriptor) const;
    void Layout (void);
    void UpdateButtonIcons (void);

    ::boost::shared_ptr<PopupMenu> CreatePopupMenu (void) const;
    void ShowPopupMenu (void) const;
    DECL_LINK(OnToolboxClicked, void*);

};


} } // end of namespace sfx2::sidebar

#endif