ncurses简单的一个多窗口程序

#include <ncurses.h>
#include <string.h>
#include <iostream>
#include <stdlib.h>
using namespace std;

void* head_refresh(void *arg);
void* input_refresh(void *arg);
void* output_refresh(void *arg);
void* right_refresh(void *arg);
class window
{
        friend void* head_refresh(void *arg);
        friend void* input_refresh(void *arg);
    friend void* output_refresh(void *arg);
    friend void* right_refresh(void *arg);
    public:
    window()
    {
    initscr();

    getmaxyx(stdscr,y,x);
    }
    void create_head()
    {
    head_window = newwin(4,x,0,0);
    box(head_window,‘.‘,‘.‘);
    mvwprintw(head_window,4/2,x/3,"|Welcome to here|");
    }
    void _refresh(WINDOW *win)
    {
       wrefresh(win);
       wgetch(win);
    }
    void create_input()
    {
     input_window = newwin(y-5,x/2,5,0);
     box(input_window,‘.‘,‘.‘);
     mvwprintw(input_window,1,0,"input:");
    }
    void create_output()
    {
     output_window = newwin((y-5)/2,x/2,5+(y-5)/2+1,x/2);
     box(output_window,‘.‘,‘.‘);
     mvwprintw(output_window,1,0,"output:");
    }

    void create_right()
    {
     right_window = newwin((y-5)/2,x/2,5,x/2);
     box(right_window,‘.‘,‘.‘);
     mvwprintw(right_window,1,0,"friend:");
    }

    ~window()
    {
    endwin();
    }

    private:
    WINDOW *head_window;
    WINDOW *input_window;
    WINDOW *output_window;
    WINDOW *right_window;
    int x;
    int y;
};

void* head_refresh(void *arg)
{
    window *win = (window*)arg;

        win->_refresh(win->head_window);

    return NULL;
}

void* input_refresh(void *arg)
{
    window *win = (window*)arg;
    win->_refresh(win->input_window);
    return NULL;
}

void* output_refresh(void *arg)
{
    window *win = (window*)arg;
    win->_refresh(win->output_window);
    return NULL;
}
void* right_refresh(void *arg)
{
    window *win = (window*)arg;
    win->_refresh(win->right_window);
    return NULL;
}

int main()
{
    window win;
    win.create_head();
    win.create_input();
    win.create_output();
    win.create_right();
    pthread_t head_id,input_id,output_id,right_id;

    pthread_create(&head_id,NULL,head_refresh,(void *)&win);
    pthread_create(&input_id,NULL,input_refresh,(void *)&win);
    pthread_create(&output_id,NULL,output_refresh,(void *)&win);
    pthread_create(&right_id,NULL,right_refresh,(void *)&win);
//因为终端无法同步刷新，所以使用多个线程来进行刷新，可以满足
//同时显示多个窗口的需求。
    pthread_join(head_id,NULL);
    pthread_join(input_id,NULL);
    pthread_join(output_id,NULL);
    pthread_join(right_id,NULL);

    getch();
    return 0;
}

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