Source Code File 09-04_touch

09-04_touch.c

#include <ncurses.h>
   
int main()
{
    WINDOW *second;

    initscr();
    start_color();

    /* configure colors */
    init_pair(1,COLOR_WHITE,COLOR_BLUE);
    init_pair(2,COLOR_WHITE,COLOR_RED);

    /* create the second window */
    second = newwin(0,0,0,0);
    if(second == NULL)
    {
        endwin();
        puts("Unable to create window");
        return(1);
    }
    wbkgd(second,COLOR_PAIR(2));
    waddstr(second,"This is the second window\n");

    /* standard screen */
    bkgd(COLOR_PAIR(1));
    addstr("This is the standard screen\n");
    addstr("Press Enter");
    refresh();
    getch();
    /* show second window */
    wrefresh(second);
    getch();
    /* show standard screen again */
    touchwin(stdscr);
    refresh();
    getch();
    
    endwin();
    return(0);
}

Output Screenshot

(Click to cycle images.)

Notes

* The addition of the touchwin() statement at Line 35 is what forces the standard screen to appear again.

* The output screen shot cycles three times. The first and third image are similar, though the cursor location changes.

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