desc:监听wifi开关及信号强度变化

app/src/main/java/com/yinuo/safetywatcher/watcher/HomeActivity.kt

@@ -7,6 +7,7 @@ import androidx.annotation.RequiresApi
 import com.yinuo.safetywatcher.databinding.ActivityHomeBinding
 import com.yinuo.safetywatcher.watcher.base.BaseActivity
 import com.yinuo.safetywatcher.watcher.utils.BatteryHelper
+import com.yinuo.safetywatcher.watcher.utils.WifiHelper
 
 class HomeActivity : BaseActivity() {
 
@@ -21,6 +22,7 @@ class HomeActivity : BaseActivity() {
     @RequiresApi(Build.VERSION_CODES.R)
     override fun initView() {
         BatteryHelper.init(this@HomeActivity)
+        WifiHelper.init(this@HomeActivity)
         mBinding.apply {
             itemSetting.setOnClickListener {
                 startActivity(Intent(this@HomeActivity, SettingActivity::class.java))
@@ -35,5 +37,6 @@ class HomeActivity : BaseActivity() {
     override fun onDestroy() {
         super.onDestroy()
         BatteryHelper.release(this@HomeActivity)
+        WifiHelper.release(this@HomeActivity)
     }
 }

app/src/main/java/com/yinuo/safetywatcher/watcher/SettingActivity.kt

@@ -17,5 +17,15 @@ class SettingActivity: BaseActivity() {
 
     override fun initView() {
         setTitle(getString(R.string.setting))
+        mBinding.apply {
+            itemTime.setOnClickListener { }
+            itemLight.setOnClickListener { }
+            itemQuery.setOnClickListener { }
+            itemWraning.setOnClickListener { }
+            itemSensor.setOnClickListener { }
+            itemCloud.setOnClickListener { }
+            itemNet.setOnClickListener { }
+            itemRecovery.setOnClickListener { }
+        }
     }
 }

app/src/main/java/com/yinuo/safetywatcher/watcher/utils/WifiHelper.kt

@@ -9,13 +9,23 @@ import android.util.Log
 
 object WifiHelper {
     private var callbacks = mutableListOf<OnWifiLevelCallback>()
+    private var mWifiState = -1;
+    private var mRssi = -1;
 
     private val receiver = object : BroadcastReceiver() {
         override fun onReceive(context: Context?, intent: Intent?) {
             val wifiState = intent?.getIntExtra(WifiManager.EXTRA_WIFI_STATE, -1)
-            Log.i(this@WifiHelper.javaClass.name, "onReceive wifiState = $wifiState")
+            val rssi = intent?.getIntExtra(WifiManager.EXTRA_NEW_RSSI, -1)
+            mWifiState = wifiState!!
+            mRssi = WifiManager.calculateSignalLevel(rssi!!, 5)
+            Log.i(
+                this@WifiHelper.javaClass.name,
+                "onReceive wifiState = $wifiState, mRssi = $mRssi"
+            )
             callbacks.forEach {
-                it.onEnable(wifiState == WifiManager.WIFI_STATE_ENABLED)
+                it.onLevel(
+                    wifiState == WifiManager.WIFI_STATE_ENABLED, mRssi
+                )
             }
         }
     }
@@ -26,11 +36,15 @@ object WifiHelper {
 
     private fun watchWifi(context: Context) {
         val filter = IntentFilter(WifiManager.WIFI_STATE_CHANGED_ACTION)
+        filter.addAction(WifiManager.RSSI_CHANGED_ACTION)
         context.registerReceiver(receiver, filter)
     }
 
     fun addCallBack(callBack: OnWifiLevelCallback) {
         callbacks.add(callBack)
+        if (mWifiState != -1) {
+            callBack.onLevel(mWifiState == WifiManager.WIFI_STATE_ENABLED, mRssi)
+        }
     }
 
     fun removeCallback(callBack: OnWifiLevelCallback) {
@@ -43,7 +57,6 @@ object WifiHelper {
     }
 
     interface OnWifiLevelCallback {
-        fun onEnable(enable: Boolean)
-        fun onLevel(level: Int)
+        fun onLevel(enable: Boolean, level: Int)
     }
 }

app/src/main/java/com/yinuo/safetywatcher/watcher/view/CommonTopBar.kt

@@ -54,13 +54,16 @@ class CommonTopBar : LinearLayout {
     }
 
     private val wifiCallback = object : WifiHelper.OnWifiLevelCallback {
-        override fun onEnable(enable: Boolean) {
-            Log.i(this@CommonTopBar.javaClass.name, "wifiCallback onEnable = $enable")
-            mBinding?.wifi?.visibility = if (enable) VISIBLE else GONE
+        override fun onLevel(enable: Boolean, level: Int) {
+            Log.i(
+                this@CommonTopBar.javaClass.name,
+                "wifiCallback onEnable = $enable , level = $level"
+            )
+            if (enable) {
+                mBinding?.wifi?.visibility = VISIBLE
+            } else {
+                mBinding?.wifi?.visibility = GONE
             }
-
-        override fun onLevel(level: Int) {
-            Log.i(this@CommonTopBar.javaClass.name, "wifiCallback onEnable = $level")
         }
     }
 
@@ -76,5 +79,6 @@ class CommonTopBar : LinearLayout {
     override fun onDetachedFromWindow() {
         super.onDetachedFromWindow()
         BatteryHelper.removeCallback(batteryCallback)
+        WifiHelper.removeCallback(wifiCallback)
     }
 }