medit.h

linux下的图形界面开发minigui最新源代码

/*
** $Id: medit.h,v 1.12 2003/09/04 03:40:35 weiym Exp $
**
** medit.h: the head file of Multi-Line Edit control.
**
** Copyright (C) 2003 Feynman Software.
** Copyright (C) 1999, 2000 Chen Lei
** Copyright (C) 1999 ~ 2002 Wei Yongming.
**
** Create date: 1999/8/26
*/

#ifndef GUI_MEDIT_H_
#define GUI_MEDIT_H_

#ifdef  __cplusplus
extern  "C" {
#endif

#define WIDTH_MEDIT_BORDER       2
#define MARGIN_MEDIT_LEFT        1
#define MARGIN_MEDIT_TOP         1
#define MARGIN_MEDIT_RIGHT       2
#define MARGIN_MEDIT_BOTTOM      1

#define LEN_MLEDIT_BUFFER       256
#define LEN_MLEDIT_UNDOBUFFER   1024
#define MAX_IMPOSSIBLE			10000

#define EST_FOCUSED     0x00000001L
#define EST_MODIFY      0x00000002L
#define EST_READONLY    0x00000004L
#define EST_REPLACE     0x00000008L

#define MEDIT_OP_NONE    0x00
#define MEDIT_OP_DELETE  0x01
#define MEDIT_OP_INSERT  0x02
#define MEDIT_OP_REPLACE 0x03

#define MAX_WRAP_NUM	100
		
typedef struct tagLINEDATA
{
	int     lineNO;	 	             	// 行号
	int     dataEnd; 
	struct  tagLINEDATA *previous;    	// 前一行
	struct  tagLINEDATA *next;        	// 后一行 
	char    buffer[LEN_MLEDIT_BUFFER+1];
	int		nwrapline;					// wrap line support, wrap line number in current line
	int  	wrapStartPos[MAX_WRAP_NUM];	// starting address of each wrap line in current line
}LINEDATA;

typedef    LINEDATA*     PLINEDATA;

typedef struct tagMLEDITDATA
{
    DWORD   status;         // status of box
	int     editLine;		// current eidt line
	int     dispPos;        // 开始显示的位置
	int     StartlineDisp;  // start line displayed
    int     EndlineDisp;    // end line displayed
    int     linesDisp;      // 需要显示的行数
	int     lines;		    // 总的行数`
	int     MaxlinesDisp;   // 最大显示的行数.
							
#if 0
    int     selStartPos;    // selection start position
	int     selStartLine;   // selection start line
    int     selEndPos;      // selection end position
	int     selEndLine;     // selection end line
#endif
    
    int     passwdChar;     // password character
    
    int     leftMargin;     // left margin
    int     topMargin;      // top margin
    int     rightMargin;    // right margin
    int     bottomMargin;   // bottom margin
    
    int     lineHeight;     // height of line.
    
    int     totalLimit;    	// total text Len hard limit
	int		curtotalLen;	// current total text len
	int 	lineLimit;		// len limit per line

   	PLINEDATA   head;       // buffer
	PLINEDATA   tail;       // 可能不需要
						// added by leon for charset support
	int		fit_chars;		// number of valid units to display
	int*	pos_chars;		// postion of each valid unit in buffer
	int*	dx_chars;		// display postion of each valid unit
	SIZE	sz;				// display rect size
	int 	veditPos;		// editPos position of valid unit in both arrays
	int 	vdispPos;		// dispPos position of valid unit in both arrays
	int 	realeditLine;	// the 'real' line number that the cursor should be on if visible
	int 	realdispPos;	// the 'real' valid unit edit position that the cursor should be on if visible
	int 	realStartLine;	// the 'real' valid start line number
	int 	realEndLine;	// the 'real' valid end line number
	int		diff;			// 0: no difference; 1: difference
	int     bSCROLL;		// 0: not scroll; 1: scroll
							// add end 
	int 	wraplines;		// total wrapline number
	
#if 0
    int     lastOp;         // last operation
    int     lastPos;        // last operation position
	int     lastLine;       // last operation line
    int     affectedLen;    // affected len of last operation
    int     undoBufferLen;  // undo buffer len
    char    undoBuffer [LEN_MLEDIT_UNDOBUFFER];
                            // Undo buffer;
    PLOGFONT logfont;
#endif
}MLEDITDATA;
typedef MLEDITDATA* PMLEDITDATA;

BOOL RegisterMLEditControl (void);
void MLEditControlCleanup (void);

#ifdef __cplusplus
}
#endif

#endif /* GUI_MEDIT_H_ */