From 115ffb7ec5412228f25196c0779e1b26ba6a860c Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E5=BE=90=E9=A3=9E=E6=B4=8B?=
 <15778543+xufeiyang6017@user.noreply.gitee.com>
Date: Sat, 27 Dec 2025 10:40:28 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BF=AE=E5=A4=8D=E8=BF=94=E5=9B=9E=E9=A6=96?=
 =?UTF-8?q?=E9=A1=B5=E6=97=B6=E6=8C=89=E9=92=AE=E6=B6=88=E5=A4=B1=E9=97=AE?=
 =?UTF-8?q?=E9=A2=98?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

- onShow中恢复按钮位置和显示状态
- 确保从其他页面返回时按钮正确显示
---
 pages/index/index.js | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

diff --git a/pages/index/index.js b/pages/index/index.js
index 89479c1..b7020b0 100644
--- a/pages/index/index.js
+++ b/pages/index/index.js
@@ -224,6 +224,26 @@ Page({
     const app = getApp();
     app.updateCurrentTab('index');
     app.globalData.showTabBar = true;
+    
+    const savedBtnTop = wx.getStorageSync('sidebarBtnTop');
+    const savedBtnHidden = wx.getStorageSync('sidebarBtnHidden');
+    const systemInfo = wx.getSystemInfoSync();
+    const screenHeight = systemInfo.screenHeight * 2;
+    
+    let defaultTop = screenHeight * 0.5;
+    if (savedBtnTop !== '' && savedBtnTop !== -100) {
+      const minTop = screenHeight * 0.2;
+      const maxTop = screenHeight * 0.6;
+      if (savedBtnTop >= minTop && savedBtnTop <= maxTop) {
+        defaultTop = savedBtnTop;
+      }
+    }
+    
+    this.setData({
+      sidebarBtnTop: defaultTop,
+      sidebarBtnHidden: savedBtnHidden || false
+    });
+    
     this.checkAndRestoreLoginStatus()
   },