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LINUX-curses-菜单

 2010/12/4 11:51:50  deepfuture  http://deepfuture.javaeye.com  我要评论(0)
  • 摘要:#include<ncursesw/ncurses.h>#include<locale.h>#include<ncursesw/menu.h>#include<stdio.h>#include<ctype.h>//定义菜单项staticconstchar*menus[]={"1-1","1-2","1-3","2-1","2-2","2-3"};#defineCITEMsizeof(menus)/sizeof(menus[0]
  • 标签:Linux 菜单

#include <ncursesw/ncurses.h>   
#include <locale.h>
#include <ncursesw/menu.h>
#include <stdio.h>
#include <ctype.h>
//定义菜单项
static const char *menus[]={
   "1-1","1-2","1-3","2-1","2-2","2-3"
};
#define CITEM sizeof(menus)/sizeof(menus[0])//菜单项数
ITEM *items[CITEM];
int main(int argc,char *argv[]){
    int i;
    int ch;
    int mrows,mcols;
    WINDOW *win,*subwin;
    MENU *mymenu;
    

    //初始化屏幕
    initscr();
    //不用等待回车键
    cbreak();
    //不回显
    noecho();
    //可以处理功能键 
    keypad(stdscr,TRUE); 
    
    //建立菜单项
    for(i=0;i<CITEM;i++){
        items[i]=new_item(menus[i],menus[i]);//第二个参数为菜单项的描述
    }  

    //建立菜单
    mymenu=new_menu(items);

    set_menu_format(mymenu,CITEM,1);    //设置CITEM行1列的菜单
    set_menu_mark(mymenu,">");//菜单选中的MARK
    //获得菜单的行列数
    scale_menu(mymenu,&mrows,&mcols);
    //建立窗口和子窗口
    win=newwin(mrows+2,mcols+2,3,30);
    keypad(win,TRUE);
    box(win,0,0);
    subwin=derwin(win,0,0,1,1);
    //设置菜单的窗口
    set_menu_sub(mymenu,subwin);    
    //在子窗口上放置菜单
    post_menu(mymenu);
    
    refresh();
    wrefresh(win);

    //获得输入,并移动选择到相应的菜单项 
    while(toupper(ch=wgetch(win))!='\n'){
          if(ch==KEY_DOWN)
             menu_driver(mymenu,REQ_DOWN_ITEM);//移动菜单选择
          else if(ch==KEY_RIGHT)
             menu_driver(mymenu,REQ_RIGHT_ITEM);
          else if (ch==KEY_UP)
             menu_driver(mymenu,REQ_UP_ITEM); 
          else if (ch==KEY_LEFT)
             menu_driver(mymenu,REQ_LEFT_ITEM);
    }
    //输出当前项
    mvprintw(LINES-2,0,"你选择了:%s\n",item_name(current_item(mymenu)));
    refresh();
    unpost_menu(mymenu);
    getch();
    //释放内存
    free_menu(mymenu);
    for(i=0;i<CITEM;i++) free_item(items[i]);
    endwin();
    exit(0);
}
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