beta

miniprogram-example/app.js

@@ -0,0 +1,50 @@
+// app.js
+App({
+  onLaunch() {
+    // 检查更新
+    if (wx.canIUse('getUpdateManager')) {
+      const updateManager = wx.getUpdateManager();
+      updateManager.onCheckForUpdate(function (res) {
+        if (res.hasUpdate) {
+          updateManager.onUpdateReady(function () {
+            wx.showModal({
+              title: '更新提示',
+              content: '新版本已经准备好，是否重启应用？',
+              success: function (res) {
+                if (res.confirm) {
+                  updateManager.applyUpdate();
+                }
+              }
+            });
+          });
+          
+          updateManager.onUpdateFailed(function () {
+            wx.showModal({
+              title: '更新提示',
+              content: '新版本下载失败，请检查网络后重试',
+              showCancel: false
+            });
+          });
+        }
+      });
+    }
+    
+    // 获取系统信息
+    try {
+      const systemInfo = wx.getSystemInfoSync();
+      this.globalData.systemInfo = systemInfo;
+      
+      // 计算安全区域
+      const { screenHeight, safeArea } = systemInfo;
+      this.globalData.safeAreaBottom = screenHeight - safeArea.bottom;
+    } catch (e) {
+      console.error('获取系统信息失败', e);
+    }
+  },
+  
+  globalData: {
+    userInfo: null,
+    systemInfo: {},
+    safeAreaBottom: 0
+  }
+});