screen.c

sco unix 前台界面开发程序,采用UNIX中的词法分析器和语法分析器

#include <curses.h>

void StartScreen() 
{
	initscr();//初始化屏幕
	cbreak();
	raw();
	noecho();//不回显模式
	keypad(stdscr,TRUE);//功能键模式
	wclear(stdscr);//清除标准屏幕
	wrefresh(stdscr);
}

void EndScreen()  
{
	endwin();
}

void NewBox(WINDOW *win)
{
	/*
	int height, width, i;
	getmaxyx(win, height, width);
	mvwaddstr(win, 0, 0, "┏");
	for(i = 1; i < (width -1) / 2; i++)	
		waddstr(win, "━");
	waddstr(win, "┓");
	for(i = 1; i < height - 1; i++)	{
		mvwaddstr(win, i, 0, "┃");
		mvwaddstr(win, i, width - 2, "┃");
	}
	mvwaddstr(win, height - 1 , 0, "┗");
	for(i = 1; i < (width -1) / 2; i++)
		waddstr(win, "━");
	waddstr(win, "┛");
	wrefresh(win);
	*/
	box(win, 0, 0);
	wrefresh(win);
	
}

void Dialog(WINDOW *win, char *title)
{
	int height, width, i;         
	getmaxyx(win, height, width); 
	box(win, 0, 0);
	mvwaddstr(win, 0, (width - strlen(title)) / 2, title);
	wrefresh(win);
	/*
	NewBox(win);
	mvwaddstr(win, 0, (width - strlen(title)) / 4 * 2, title);
	mvwaddstr(win, height-3 , 0, "┣");
	for(i = 1; i < (width -1) / 2; i++)	waddstr(win, "━");
	waddstr(win, "┫");
	wrefresh(win);
	*/
}

void PrintMsg(WINDOW *win, char *msg, char fmt)
{
	int i, height, width;         
	getmaxyx(win, height, width);
	for(i=2; i< width - 3; i++) 
		mvwaddch(win, height-2, i, ' ');//清除原信息
	switch(fmt) {
		case 'R':
			mvwaddstr(win, height-2, 2, "提示：");
			waddstr(win, msg);
			wrefresh(win);
			wgetch(win);
			return;
		case 'E':
			beep();
			mvwaddstr(win, height-2, 2, "错误：");
			waddstr(win, msg);
			wrefresh(win);
			wgetch(win);
			return;
		case 'N':
			mvwaddstr(win, height-2, 2, "提示：");
			waddstr(win, msg);
			wrefresh(win);
			return;
		case 'U':
			mvwaddstr(win, height-2, 2, "错误：");
			waddstr(win, msg);
			wrefresh(win);
			return;
	}
}