/*
 *******************************************************************************
 *                      The real-time kernel "rtCell"                          *
 *              Copyright 2005 taowentao, allrights reserved.                  *
 * File : Tree.h                                                               *
 * By   : taowentao     2006-09-02, 2007-05-12                                 *
 *******************************************************************************
 */

#if !defined(TREE_H)
#define TREE_H

#if !defined(CONTROL_H)
#include "giCell\Wins\include\Control.h"
#endif

#if !defined(SCROLLBAR_H)
#include "giCell\Wins\include\Scrolbar.h"
#endif 

/*
 *******************************************************************************
 *                                                                             *
 *******************************************************************************
 */

#define CTRL_TREE_COMB      (0x0200)

#define TREE_ITEM_HEIHGT    (CharHeight('J')+1)
#define TREE_COFF           (3)
#define TREE_ITEM_STR_LEN   (31)

#define TREE_ITEM_BOX_XOFF  (4)
#define TREE_ITEM_BOX_YOFF  (4)
#define TREE_ITEM_BMP_XOFF  (10)
#define TREE_ITEM_STR_XOFF  (20)
#define TREE_ITEM_XOFF      (19)
#define TREE_ITEM_YOFF      ((CharHeight('J')+1))

#define TREE_ITEM_EXPAND    (1)
#define TREE_ITEM_BMP       (2)   

typedef struct _treeitem* PTREEITEM;
struct _treeitem {
    PTREEITEM pParent;
    LIST  SubList;
    CELL  Cell;
    WORD  Status;
    /* WORD  strLen; */
    BYTE  Str[TREE_ITEM_STR_LEN+1];
    void *pData;
    BYTE *pBMP;
    /* bmp buffer 16X16 */
    /* string buffer    */
};
typedef struct _treeitem TREEITEM;

typedef struct {
    VIEW *pView;
    PTREESEL OnTreeSel;
    COLOR ObjColor;
    COLOR selectColor;
    COLOR textColor[2]; 
    CWORD Status;
    int xSize, ySize;
    TREEITEM *pRootItem;
    TREEITEM *ItemSel;
    OBJ_SCROLBAR Scrolbar;
} TREE;

#define TREEITEM_FROM_CELL(p) (PTR_FROM_SUB((p), TREEITEM, Cell))

/*
 *******************************************************************************
 *                                                                             *
 *******************************************************************************
 */ 

TREE * CreateTree(int left, int top, int width, int height, TREEITEM *pRoot,
                  VIEW* pParent, PTREESEL OnTreeSel, CWORD Style);
const TREEITEM * GetTreeSelItem(TREE *pTree);
void DeleteTree(TREE *pTree);
void DeleteTreeItem(TREE *pTree, TREEITEM *pItem);
void InsertTreeItem(TREE *pTree, TREEITEM *pPos, TREEITEM *pNew);
void InsertTreeItemAtCurrent(TREE *pTree, TREEITEM *pItem);
void AppendTreeItem(TREE *pTree, TREEITEM *pParent, TREEITEM *pItem);
TREEITEM * CreateTreeItem(BYTE *pStr, BYTE *pBMPPath);

/*
 *******************************************************************************
 *                                                                             *
 *******************************************************************************
 */
#endif /* end of Tree.h */