添加单独的函数来初始化 xcb

src/include/xcb.h

@@ -11,6 +11,7 @@
 #define WINDOW_NONE XCB_WINDOW_NONE
 
 bool has_other_wm_running(void);
+void setup_xcb(void);
 int get_xcb_connection_fd(void);
 void flush_xcb_connection(void);
 

src/main.c

@@ -903,6 +903,9 @@ gboolean handle_xcb_event(GIOChannel *channel, GIOCondition condition,
 }
 
 void cleanup(void) {
+  g_main_loop_unref(loop);
+  loop = NULL;
+
   monitor_t *m = monitors;
   client_t *c = m->clients;
   while (m) {
@@ -942,6 +945,7 @@ int main(int argc, char *argv[]) {
     die("another window manager is already running");
   }
 
+  setup_xcb();
   init_monitors();
   init_color_set();
   init_monitor_bar();

src/xcb/xcb.c

@@ -31,16 +31,10 @@ bool has_other_wm_running(void) {
   xcb_screen_iterator_t iter = xcb_setup_roots_iterator(setup);
   screen = iter.data;
   uint32_t mask = XCB_CW_EVENT_MASK;
-  xcb_params_cw_t params = {
-    .event_mask = XCB_EVENT_MASK_LEAVE_WINDOW | XCB_EVENT_MASK_ENTER_WINDOW |
-                  XCB_EVENT_MASK_POINTER_MOTION |
-                  XCB_EVENT_MASK_SUBSTRUCTURE_REDIRECT |
-                  XCB_EVENT_MASK_SUBSTRUCTURE_NOTIFY,
-  };
+  xcb_params_cw_t params = {.event_mask = XCB_EVENT_MASK_SUBSTRUCTURE_REDIRECT};
   xcb_void_cookie_t cookie =
     xcb_aux_change_window_attributes_checked(conn, screen->root, mask, &params);
-  xcb_generic_error_t *error = xcb_request_check(conn, cookie);
-  if (error) {
+  if (xcb_request_check(conn, cookie)) {
     xcb_disconnect(conn);
     return true;
   }
@@ -48,6 +42,20 @@ bool has_other_wm_running(void) {
   return false;
 }
 
+void setup_xcb(void) {
+  uint32_t event_mask =
+    XCB_EVENT_MASK_SUBSTRUCTURE_REDIRECT | XCB_EVENT_MASK_SUBSTRUCTURE_NOTIFY |
+    XCB_EVENT_MASK_BUTTON_PRESS | XCB_EVENT_MASK_POINTER_MOTION |
+    XCB_EVENT_MASK_ENTER_WINDOW | XCB_EVENT_MASK_LEAVE_WINDOW |
+    XCB_EVENT_MASK_STRUCTURE_NOTIFY | XCB_EVENT_MASK_PROPERTY_CHANGE;
+  uint32_t mask = XCB_CW_EVENT_MASK;
+  xcb_params_cw_t params = {.event_mask = event_mask};
+  xcb_aux_change_window_attributes(conn, screen->root, mask, &params);
+
+  init_icccm_extension();
+  init_ewmh_extension();
+}
+
 /**
  * @brief 获取 xcb 链接对应的文件描述符
  */
@@ -175,9 +183,6 @@ void set_wallpaper(uint32_t *wallpaper_data) {
  * @note: 返回的窗口列表数据使用完后使用 free_window_list 释放
  */
 window_list_t *scan_window_list(void) {
-  init_icccm_extension();
-  init_ewmh_extension();
-
   xcb_query_tree_cookie_t cookie = xcb_query_tree(conn, screen->root);
   xcb_query_tree_reply_t *tree_reply = xcb_query_tree_reply(conn, cookie, NULL);
   if (!tree_reply) return NULL;