RollupPanel.h

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/*
===========================================================================

Doom 3 GPL Source Code
Copyright (C) 1999-2011 id Software LLC, a ZeniMax Media company. 

This file is part of the Doom 3 GPL Source Code (?Doom 3 Source Code?).  

Doom 3 Source Code is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.

Doom 3 Source Code is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with Doom 3 Source Code.  If not, see <http://www.gnu.org/licenses/>.

In addition, the Doom 3 Source Code is also subject to certain additional terms. You should have received a copy of these additional terms immediately following the terms and conditions of the GNU General Public License which accompanied the Doom 3 Source Code.  If not, please request a copy in writing from id Software at the address below.

If you have questions concerning this license or the applicable additional terms, you may contact in writing id Software LLC, c/o ZeniMax Media Inc., Suite 120, Rockville, Maryland 20850 USA.

===========================================================================
*/

#ifndef ROLLUPPANEL_H_
#define ROLLUPPANEL_H_

#define RPITEM_MAX_NAME 64

struct RPITEM
{
        HWND            mDialog;
        HWND            mButton;
        HWND            mGroupBox;
        bool            mExpanded;
        bool            mEnable;
        bool            mAutoDestroy;
        WNDPROC         mOldDlgProc;
        WNDPROC         mOldButtonProc;
        char            mCaption[RPITEM_MAX_NAME];
};

class rvRollupPanel
{
public:

        rvRollupPanel ( void );
        virtual ~rvRollupPanel ( void );

        bool    Create                  ( DWORD dwStyle, const RECT& rect, HWND parent, unsigned int id );

        int             InsertItem              ( const char* caption, HWND dialog, bool autoDestroy, int index = -1);

        void    RemoveItem              ( int index );
        void    RemoveAllItems  ( void );

        void    ExpandItem              ( int index, bool expand = true );
        void    ExpandAllItems  ( bool expand = true );

        void    EnableItem              ( int index, bool enabled = true );
        void    EnableAllItems  ( bool enable = true );

        int             GetItemCount    ( void );

        RPITEM* GetItem                 ( int index );

        int             GetItemIndex    ( const char* caption );
        int             GetItemIndex    ( HWND hwnd );

        void    ScrollToItem    ( int index, bool top = true );
        int             MoveItemAt              ( int index, int newIndex );
        bool    IsItemExpanded  ( int index );
        bool    IsItemEnabled   ( int index );
        
        HWND    GetWindow               ( void );
        
        void    AutoSize                ( void );

protected:

        void    RecallLayout    ( void );       
        void    _RemoveItem             ( int index );
        void    _ExpandItem             ( RPITEM* item, bool expand );
        void    _EnableItem             ( RPITEM* item, bool enable );

        int             HandleCommand           ( WPARAM wParam, LPARAM lParam );
        int             HandlePaint                     ( WPARAM wParam, LPARAM lParam );
        int             HandleSize                      ( WPARAM wParam, LPARAM lParam );
        int             HandleLButtonDown       ( WPARAM wParam, LPARAM lParam );
        int             HandleLButtonUp         ( WPARAM wParam, LPARAM lParam );
        int             HandleMouseMove         ( WPARAM wParam, LPARAM lParam );
        int             HandleMouseWheel        ( WPARAM wParam, LPARAM lParam );
        int             HandleMouseActivate     ( WPARAM wParam, LPARAM lParam );       
        int             HandleContextMenu       ( WPARAM wParam, LPARAM lParam );       

        // Datas
        idList<RPITEM*> mItems;
        int                             mStartYPos;
        int                             mItemHeight;
        int                             mOldMouseYPos;
        int                             mSBOffset;
        HWND                    mWindow;

        // Window proc
        static LRESULT CALLBACK         WindowProc      ( HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam );
        static LRESULT CALLBACK         DialogProc      ( HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam );
        static LRESULT CALLBACK         ButtonProc      ( HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam );
        
        static LRESULT FAR PASCAL       GetMsgProc      ( int nCode, WPARAM wParam, LPARAM lParam );
        static idList<HWND>     mDialogs;       
        static HHOOK            mDialogHook;
};

ID_INLINE int rvRollupPanel::GetItemCount ( void )
{
        return mItems.Num(); 
}

ID_INLINE bool rvRollupPanel::IsItemExpanded ( int index )
{
        if ( index >= mItems.Num() || index < 0 )
        {
                return false;
        }
        return mItems[index]->mExpanded;
}

ID_INLINE bool rvRollupPanel::IsItemEnabled( int index )
{
        if ( index >= mItems.Num() || index < 0 )
        {
                return false;
        }
        return mItems[index]->mEnable;
}

ID_INLINE HWND rvRollupPanel::GetWindow ( void )
{
        return mWindow;
}

#endif // ROLLUPPANEL_H_