1xcb_get_image_cookie_t
2xcb_get_image (xcb_connection_t *c,               // X连接
3               uint8_t           format,          // 格式 
4               xcb_drawable_t    drawable,        // 要截图的目标，例如窗口，截全屏则为 root 窗口
5               int16_t           x,               // 截图的起点 x 坐标

1// 获取窗口事件
2#include <stdio.h>
3#include <xcb/xcb.h>
4
5int main()

1typedef struct xcb_query_pointer_reply_t {
2    uint8_t      response_type;
3    uint8_t      same_screen;
4    uint16_t     sequence;
5    uint32_t     length;
6    xcb_window_t root;
7    xcb_window_t child;

1// gcc main.c -lX11 -lXss
2#include <stdio.h>
3#include <X11/extensions/scrnsaver.h>
4
5int main(void) 
6{
7    Display* dpy = XOpenDisplay(NULL);