点击切换 tag 功能做成 button 配置

src/action.h

@@ -0,0 +1,42 @@
+#pragma once
+
+#include <stdint.h>
+#include <xcb/xproto.h>
+
+typedef union user_action_arg_t {
+  bool b;
+  int32_t i;
+  uint32_t ui;
+  void *ptr;
+} user_action_arg_t;
+
+typedef enum click_area_t {
+  click_none,
+  click_tag,
+} click_area_t;
+
+typedef enum modifier_t {
+  modifier_none = 0,
+  modifier_shift = XCB_MOD_MASK_SHIFT,
+  modifier_control = XCB_MOD_MASK_CONTROL,
+  modifier_alt = XCB_MOD_MASK_1,
+  modifier_super = XCB_MOD_MASK_4,
+  modifier_any = XCB_MOD_MASK_ANY,
+} modifier_t;
+
+typedef enum button_index_t {
+  button_any = XCB_BUTTON_INDEX_ANY,
+  button_left = XCB_BUTTON_INDEX_1,
+  button_right = XCB_BUTTON_INDEX_2,
+  button_middle = XCB_BUTTON_INDEX_3,
+} button_index_t;
+
+typedef struct button_t {
+  click_area_t click_area;
+  modifier_t modifiers;
+  button_index_t button;
+  void (*func)(const user_action_arg_t *arg);
+  const user_action_arg_t arg;
+} button_t;
+
+void select_tag_of_current_monitor(const user_action_arg_t *arg);