CPathTreeCtrl.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 __CPATHTREECTR_H__
#define __CPATHTREECTR_H__

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

        Tree Control for path names.

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

class idPathTreeStack {
public:
                                                idPathTreeStack( void ) { size = 0; }

        void                            PushRoot( HTREEITEM root );
        void                            Push( HTREEITEM item, const char *name );
        void                            Pop( void ) { size--; }
        HTREEITEM                       TopItem( void ) const { return stackItem[size-1]; }
        const char *            TopName( void ) const { return stackName[size-1]; }
        int                                     TopNameLength( void ) const { return stackName[size-1].Length(); }
        int                                     Num( void ) const { return size; }

private:
        int                                     size;
        HTREEITEM                       stackItem[128];
        idStr                           stackName[128];
};

ID_INLINE void idPathTreeStack::PushRoot( HTREEITEM root ) {
        assert( size == 0 );
        stackItem[size] = root;
        stackName[size] = "";
        size++;
}

ID_INLINE void idPathTreeStack::Push( HTREEITEM item, const char *name ) {
        assert( size < 127 );
        stackItem[size] = item;
        stackName[size] = stackName[size-1] + name + "/";
        size++;
}

typedef bool (*treeItemCompare_t)( void *data, HTREEITEM item, const char *name );


class CPathTreeCtrl : public CTreeCtrl {
public:
                                                CPathTreeCtrl();
                                                ~CPathTreeCtrl();

        HTREEITEM                       FindItem( const idStr &pathName );
        HTREEITEM                       InsertPathIntoTree( const idStr &pathName, const int id );
        HTREEITEM                       AddPathToTree( const idStr &pathName, const int id, idPathTreeStack &stack );
        int                                     SearchTree( treeItemCompare_t compare, void *data, CPathTreeCtrl &result );

protected:
        virtual void            PreSubclassWindow();
        virtual int                     OnToolHitTest( CPoint point, TOOLINFO * pTI ) const;
        afx_msg BOOL            OnToolTipText( UINT id, NMHDR * pNMHDR, LRESULT * pResult );

        DECLARE_MESSAGE_MAP()
};

#endif /* !__CPATHTREECTR_H__ */