结算页面、设置页面

app/src/main/java/com/sw/dualscreen/MyApp.kt

@@ -1,6 +1,10 @@
 package com.sw.dualscreen
 
+import android.app.Activity
+import android.os.Bundle
 import com.sw.dualscreen.objbox.ObjectBox
+import com.sw.dualscreen.sdk.SensorScaleUtils
+import com.sw.dualscreen.utils.ActivityManager
 import com.sw.dualscreen.utils.CrashHandler
 import com.sw.plate.App
 import com.sw.plate.utils.AppUtil
@@ -23,5 +27,44 @@ class MyApp : App() {
         ObjectBox.init(this)
         // 初始化崩溃处理器
         CrashHandler.init(this)
+
+        SensorScaleUtils.startScale()
+        //addActivityLifecycleListener()
+    }
+
+    private fun addActivityLifecycleListener() {
+        registerActivityLifecycleCallbacks(object : ActivityLifecycleCallbacks {
+            override fun onActivityCreated(
+                activity: Activity,
+                savedInstanceState: Bundle?
+            ) {
+                ActivityManager.addActivity(activity)
+            }
+
+            override fun onActivityStarted(activity: Activity) {
+            }
+
+            override fun onActivityResumed(activity: Activity) {
+            }
+
+            override fun onActivityPaused(activity: Activity) {
+            }
+
+            override fun onActivityStopped(activity: Activity) {
+            }
+
+            override fun onActivitySaveInstanceState(
+                activity: Activity,
+                outState: Bundle
+            ) {
+            }
+
+            override fun onActivityDestroyed(activity: Activity) {
+                ActivityManager.removeActivity(activity)
+                if (ActivityManager.isEmpty()) {
+                    SensorScaleUtils.closeScale()
+                }
+            }
+        })
     }
 }