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来自「Unix/Linux文本模式下显示和操作菜单的处理程序。」· 代码 · 共 23 行

			if ( ch == Key_tab ) {
				if ( nrow + 8 <= width - 5 ){
					nrow = nrow + 8;
					ny=w->_cury;
					nx=w->_curx+8;
					Show_NxtTopic(w,ny,x+2,ny,nrec+nline,
							nrec+nline,
					     nrow,fontcolor,fontbkcolor);
					wmove(w,ny,nx );
					wrefresh( w );
				}
				else {
					nrow = width-5 ;
					ny=w->_cury;
					nx= width-3+x ;
					Show_NxtTopic(w,ny,x+2,ny,nrec+nline,
							nrec+nline,
					     nrow,fontcolor,fontbkcolor);
					wmove(w,ny,nx );
					wrefresh( w );
				}
			}