From 4dab52c159c7cb813b00af7ddfb59b56ab9d5ff5 Mon Sep 17 00:00:00 2001
From: MikkoAyaka <3401286177@qq.com>
Date: Sun, 9 Apr 2023 12:07:55 +0800
Subject: [PATCH] =?UTF-8?q?=E8=A1=A5=E5=85=85=20DropdownMenu=20=E7=B1=BB?=
 =?UTF-8?q?=E7=9A=84=E6=B3=A8=E9=87=8A?=
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---
 .../main/java/net/micode/notes/ui/DropdownMenu.java | 13 ++++++++++---
 1 file changed, 10 insertions(+), 3 deletions(-)

diff --git a/app/src/main/java/net/micode/notes/ui/DropdownMenu.java b/app/src/main/java/net/micode/notes/ui/DropdownMenu.java
index 613dc74..4fb8660 100644
--- a/app/src/main/java/net/micode/notes/ui/DropdownMenu.java
+++ b/app/src/main/java/net/micode/notes/ui/DropdownMenu.java
@@ -27,9 +27,16 @@ import android.widget.PopupMenu.OnMenuItemClickListener;
 
 import net.micode.notes.R;
 
+/**
+ * 下拉菜单的数据类
+ * 并封装了一个下拉菜单内容选定事件监听器
+ */
 public class DropdownMenu {
+    // 菜单按钮
     private Button mButton;
+    // 弹出菜单
     private PopupMenu mPopupMenu;
+    // 菜单
     private Menu mMenu;
 
     public DropdownMenu(Context context, Button button, int menuId) {
@@ -44,17 +51,17 @@ public class DropdownMenu {
             }
         });
     }
-
+    // 绑定监听器
     public void setOnDropdownMenuItemClickListener(OnMenuItemClickListener listener) {
         if (mPopupMenu != null) {
             mPopupMenu.setOnMenuItemClickListener(listener);
         }
     }
-
+    // 根据id获取MenuItem
     public MenuItem findItem(int id) {
         return mMenu.findItem(id);
     }
-
+    // 设置菜单按钮的文本
     public void setTitle(CharSequence title) {
         mButton.setText(title);
     }