[学习笔记]X Window

1.模拟鼠标点击

#include <X11/Xlib.h>
#include <stdio.h>
#include <unistd.h>
#include <stdlib.h>
#include <string.h>

#include <unistd.h>

#include <X11/Xlib.h>
#include <X11/Xutil.h>

void mouseClick(int button)
{
    Display *display = XOpenDisplay(NULL);

    XEvent event;

    if (display == NULL)
    {
        fprintf(stderr, "Errore nell'apertura del Display !!!\n");
        exit(EXIT_FAILURE);
    }

    memset(&event, 0x00, sizeof(event));

    event.type = ButtonPress;
    event.xbutton.button = button;
    event.xbutton.same_screen = True;

    XQueryPointer(display, RootWindow(display, DefaultScreen(display)), &event.xbutton.root, &event.xbutton.window, &event.xbutton.x_root, &event.xbutton.y_root, &event.xbutton.x, &event.xbutton.y, &event.xbutton.state);

    event.xbutton.subwindow = event.xbutton.window;

    while (event.xbutton.subwindow)
    {
        event.xbutton.window = event.xbutton.subwindow;

        XQueryPointer(display, event.xbutton.window, &event.xbutton.root, &event.xbutton.subwindow, &event.xbutton.x_root, &event.xbutton.y_root, &event.xbutton.x, &event.xbutton.y, &event.xbutton.state);
    }

    if (XSendEvent(display, PointerWindow, True, 0xfff, &event) == 0)
        fprintf(stderr, "Error\n");

    XFlush(display);

    usleep(100000);

    event.type = ButtonRelease;
    event.xbutton.state = 0x100;

    if (XSendEvent(display, PointerWindow, True, 0xfff, &event) == 0)
        fprintf(stderr, "Error\n");

    XFlush(display);

    XCloseDisplay(display);
}
int main(int argc, char *argv[])
{
    int i = 0;
    int x, y;
    x = atoi(argv[1]);
    y = atoi(argv[2]);
    Display *display = XOpenDisplay(0);
    Window root = DefaultRootWindow(display);

    XWarpPointer(display, None, root, 0, 0, 0, 0, x, y);

    mouseClick(Button1);
    XFlush(display);

    XCloseDisplay(display);
    return 0;
}

g++ mouseclick.cpp -lX11
./a.out 500 500