codearea.h

linux 下类似于TC功能的编译器,但还没有完成,希望大家共同研究

#define GETCH(curpos) if((curpos)+1<CODE_QUANTUM)\
ch=line[++curpos];\
else \
goto over


struct page
{
	chtype 	**data;
	int 	quantum;
	int 	qset;
	struct 	page *next;
	struct  page *prev;
};
typedef struct page Page;
typedef struct page *PageList;

struct selected
{
	BOOL selected;
	int  begline;
	int  begcol;
	int  endline;
	int  endcol;
};
typedef struct selected SelText;

class CodeArea:public BaseWindow
{
private:
	int	active;
	int	currow;	
	int	curcol;
	int	curpage;
	int	offline;
	int	offcol;			//the count of shift page
	int	scrrow;
	int	scrcol;
	int	totalrow;		//the total rows of the file
	int	totalcol;		//the max col of current row
	int	maxcol;			//max col of the whole file
	int	totalpage;
	int	insertmode;
	int	multiremark;		//the flag of multi remark line
	int	sym;			//the current type of symbol
	BOOL	modified;
	char	filenm[MAXFIELDLEN];
	
	PageList	pagelist;
	PageList	beginpage;

	SelText seltext;

public:
	int InitCodeArea(int Y,int X,int Height,int Width,int Color,int FontStyle,int WinType);
	BOOL InitLocalVar();
	int CodeAreaDriver(int key);
	void DestroyCodeArea();
	int  Active(int item);
	int  Active();
	int  IsActive();
	int  LostActive();
	int  GetCurCol();
	int  GetMaxCol();
	int  GetCurRow();
	int  GetTotalRow();
	int  GetCurColWidth(PageList page,int line);
	////memory alloc and free
	int  Trim();
	void InsertPage(PageList prev,PageList newpage);
	PageList  AllocPage();
	PageList  LocatePage(PageList page,int row);
	void FreePage(PageList page);
	int  ReadFile(char *filename);
	void ShowPage(PageList page,int beginline,int lines,int begincol,int cols,int y,int x);
	void ShowPage();
	void ShowPage(int offcols);
	void ShowLine(chtype *line, int beginpos, int chars, int row, int col);
	void ShiftLinesDown(PageList pg,int line,int shift);
	void ShiftLinesUp(PageList pg,int line,int shift);
	void CopyLineDown(chtype *source,int begin,int len,chtype *target,int tarbeg,int shift,int clearup);
	void CopyLineUp(chtype *source,int begin,int len,chtype *target,int tarbeg,int shift,int clearup);
	void linecolor(chtype *line);
	BOOL NewFile();
	BOOL Modified();
	BOOL SaveFile(char *filename);
	BOOL SaveFile();
	char* GetFileName();

	// block operation
	BOOL SelectText();
	void UnSelectTxt();
	BOOL CutBlock();
	BOOL CopyBlock();
	BOOL PasteBlock();
	BOOL DelBlock();

	//tool operation
	void CodeIndent();
	void AutoMake();
};
//end of file codearea.h