调整窗口堆叠顺序

src/xcb/window.c

@@ -300,3 +300,18 @@ void focus_window(xcb_window_t window) {
     send_event(window, atom_wm_take_focus);
   }
 }
+
+void raise_window(xcb_window_t window) {
+  xcb_params_configure_window_t params = {.stack_mode = XCB_STACK_MODE_TOP_IF};
+  xcb_aux_configure_window(conn, window, XCB_CONFIG_WINDOW_STACK_MODE, &params);
+  xcb_flush(conn);
+}
+
+void place_window_below_sibling(xcb_window_t window, xcb_window_t sibling) {
+  uint16_t mask = XCB_CONFIG_WINDOW_STACK_MODE | XCB_CONFIG_WINDOW_SIBLING;
+  xcb_params_configure_window_t params = {
+    .stack_mode = XCB_STACK_MODE_BELOW,
+    .sibling = sibling,
+  };
+  xcb_aux_configure_window(conn, window, mask, &params);
+}