处理堆叠顺序

src/action.c

@@ -3,9 +3,28 @@
 #include <glib.h>
 #include <string.h>
 
+#include "client.h"
 #include "monitor.h"
+#include "types.h"
 #include "wm.h"
 
+void focus_client_in_same_tag(const user_action_arg_t *arg) {
+  bool next = arg->b;
+  tag_t *tag = wm.current_monitor->selected_tag;
+
+  task_in_tag_t *task = nullptr;
+  if (next) {
+    task = client_get_next_task_in_tag(wm.client_focused, tag);
+  } else {
+    task = client_get_previous_task_in_tag(wm.client_focused, tag);
+  }
+
+  if (!task) return;
+
+  client_stack_raise(task->client);
+  client_focus(task->client);
+}
+
 void select_tag_of_current_monitor(const user_action_arg_t *arg) {
   monitor_select_tag(wm.current_monitor, arg->ui);
 }