desc:长按确定键关机，长按左右键调整音量

app/src/main/java/com/yinuo/safetywatcher/watcher/base/BaseActivity.kt

@@ -3,6 +3,7 @@ package com.yinuo.safetywatcher.watcher.base
 import android.content.Context
 import android.os.Bundle
 import android.util.AttributeSet
+import android.view.KeyEvent
 import android.view.LayoutInflater
 import android.view.LayoutInflater.Factory2
 import android.view.View
@@ -14,12 +15,15 @@ import android.widget.SeekBar
 import android.widget.TextView
 import androidx.appcompat.app.AppCompatActivity
 import androidx.appcompat.widget.AppCompatRadioButton
+import com.common.commonlib.utils.LogUtils
 import com.loper7.date_time_picker.number_picker.NumberPicker
 import com.yinuo.safetywatcher.R
 import com.yinuo.safetywatcher.databinding.ActivityBaseBinding
 import com.yinuo.safetywatcher.watcher.constant.NAMESPACE_ANDROID
 import com.yinuo.safetywatcher.watcher.ui.view.CommonDialog
 import com.yinuo.safetywatcher.watcher.ui.view.CommonTopBar
+import com.yinuo.safetywatcher.watcher.utils.PlatformUtils
+import com.yinuo.safetywatcher.watcher.utils.VolumeUtil
 import com.yinuo.safetywatcher.watcher.utils.trySetCommonBg
 
 abstract class BaseActivity : AppCompatActivity() {
@@ -28,17 +32,28 @@ abstract class BaseActivity : AppCompatActivity() {
         ActivityBaseBinding.inflate(layoutInflater)
     }
 
+    private val volumeUtil by lazy {
+        VolumeUtil(this@BaseActivity)
+    }
+
     var loadingDialog: CommonDialog? = null;
 
     override fun onCreate(savedInstanceState: Bundle?) {
         setViewFactory()
         super.onCreate(savedInstanceState)
         setContentView(baseBinding.root)
+        initSound()
         setChildContent()
         initView()
         setTopBar()
     }
 
+    private fun initSound() {
+        baseBinding.sbSound.max = volumeUtil.mediaMaxVolume
+        val mediaVolume = volumeUtil.mediaVolume
+        baseBinding.sbSound.progress = mediaVolume
+    }
+
     private fun setChildContent() {
         val contentView = generateContentView()
         baseBinding.container.addView(
@@ -73,7 +88,9 @@ abstract class BaseActivity : AppCompatActivity() {
         loadingDialog?.dismiss()
         loadingDialog = CommonDialog(resId)
         loadingDialog!!.isCancelable = cancelable
-        loadingDialog!!.show(supportFragmentManager, "loading")
+        if (!this.isFinishing) {
+            loadingDialog!!.show(supportFragmentManager, "loading")
+        }
     }
 
     fun isLoadingShowing(): Boolean {
@@ -145,4 +162,57 @@ abstract class BaseActivity : AppCompatActivity() {
         super.onDestroy()
         closeLoadingDialog()
     }
+
+    var isHomeLongPress = false
+    var isLeftRightLongPress = false
+    override fun dispatchKeyEvent(event: KeyEvent): Boolean {
+        LogUtils.w("cyy dispatchKeyEvent keyCode = ${event?.keyCode} count = ${event?.repeatCount} acton = ${event?.action}")
+        val action = event.action
+        if (KeyEvent.ACTION_DOWN == action) {
+            return dealActionDown(event)
+        } else if (KeyEvent.ACTION_UP == action) {
+            return dealActionUp(event)
+        }
+        return super.dispatchKeyEvent(event)
+    }
+
+    private fun dealActionUp(event: KeyEvent): Boolean {
+        val repeatCount = event.repeatCount
+        val keyCode = event.keyCode
+        if (KeyEvent.KEYCODE_DPAD_LEFT == keyCode || KeyEvent.KEYCODE_DPAD_RIGHT == keyCode) {
+            if (isLeftRightLongPress) {
+                baseBinding.areaSound.visibility = View.GONE
+                volumeUtil.mediaVolume = baseBinding.sbSound.progress
+                return true
+            }
+        } else if (keyCode == KeyEvent.KEYCODE_ENTER) {
+            if (isHomeLongPress) {
+                PlatformUtils.shutDown()
+                return true
+            }
+        }
+        return super.dispatchKeyEvent(event)
+    }
+
+    private fun dealActionDown(event: KeyEvent): Boolean {
+        val repeatCount = event.repeatCount
+        val keyCode = event.keyCode
+        if (keyCode == KeyEvent.KEYCODE_DPAD_LEFT || keyCode == KeyEvent.KEYCODE_DPAD_RIGHT) {
+            isLeftRightLongPress = repeatCount != 0
+            if (repeatCount != 0) {
+                val visibility = baseBinding.areaSound.visibility
+                if (View.GONE == visibility) {
+                    baseBinding.areaSound.visibility = View.VISIBLE
+                    baseBinding.sbSound.requestFocus()
+                }
+                var mediaVolume = baseBinding.sbSound.progress
+                if (KeyEvent.KEYCODE_DPAD_LEFT == keyCode) mediaVolume-- else mediaVolume++
+                baseBinding.sbSound.progress = mediaVolume++
+                return true
+            }
+        } else if (keyCode == KeyEvent.KEYCODE_ENTER) {
+            isHomeLongPress = repeatCount != 0
+        }
+        return super.dispatchKeyEvent(event)
+    }
 }

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

@@ -59,4 +59,10 @@ object PlatformUtils {
         intent.putExtra("save", true) //true,断电保存；false，断电不保存
         CommonApplication.getContext()?.sendBroadcast(intent)
     }
+
+    fun shutDown() {
+        val intent = Intent("android.ido.intent.action.set.shutdown")
+        intent.putExtra("confirm", true)
+        CommonApplication.getContext()?.sendBroadcast(intent)
+    }
 }

app/src/main/java/com/yinuo/safetywatcher/watcher/utils/VolumeUtil.java

@@ -0,0 +1,115 @@
+package com.yinuo.safetywatcher.watcher.utils;
+
+import android.app.Service;
+import android.content.Context;
+import android.media.AudioManager;
+import android.util.Log;
+
+import com.yinuo.library.vlc.utils.LogUtils;
+
+/**
+ * 音量工具类
+ */
+public class VolumeUtil {
+    private AudioManager mAudioManager;
+
+    public VolumeUtil(){}
+
+    //获取系统的Audio管理者
+    public VolumeUtil(Context context){
+        mAudioManager = (AudioManager) context.getSystemService(Service.AUDIO_SERVICE);
+    }
+    //获取最大多媒体音量
+    public int getMediaMaxVolume(){
+        Log.e("ccm=======>", "getMediaMaxVolume: " + mAudioManager.getStreamMaxVolume( AudioManager.STREAM_MUSIC));
+        return mAudioManager.getStreamMaxVolume( AudioManager.STREAM_MUSIC );
+    }
+    //获取当前多媒体音量
+    public int getMediaVolume(){
+        Log.e("ccm=======>", "getMediaVolume: " +mAudioManager.getStreamVolume( AudioManager.STREAM_MUSIC ));
+        return mAudioManager.getStreamVolume( AudioManager.STREAM_MUSIC );
+    }
+
+    //获取最大通话音量
+    public int getCallMaxVolume(){
+        return mAudioManager.getStreamMaxVolume( AudioManager.STREAM_VOICE_CALL );
+    }
+
+    //获取当前通话音量
+    public int getCallVolume(){
+        return mAudioManager.getStreamVolume( AudioManager.STREAM_VOICE_CALL );
+    }
+
+    //获取最大系统音量
+    public int getSystemMaxVolume(){
+
+        return mAudioManager.getStreamMaxVolume(AudioManager.STREAM_SYSTEM );
+    }
+
+    //获取当前系统音量
+    public int getSystemVolume(){
+
+        return mAudioManager.getStreamVolume(AudioManager.STREAM_SYSTEM );
+    }
+
+    //获取最大提示音量
+    public int getAlermMaxVolume(){
+        return mAudioManager.getStreamMaxVolume(AudioManager.STREAM_ALARM );
+    }
+
+    //获取当前提示音量
+    public int getAlermVolume(){
+        return mAudioManager.getStreamVolume(AudioManager.STREAM_ALARM );
+    }
+
+    // 设置多媒体音量
+    public void setMediaVolume(int volume){
+        LogUtils.w("setMediaVolume volume =" + volume);
+        mAudioManager.setStreamVolume(AudioManager.STREAM_MUSIC, //音量类型
+                volume,
+                AudioManager.FLAG_PLAY_SOUND
+                        | AudioManager.FLAG_SHOW_UI);
+    }
+
+    public void setMediaVolumeDown(){
+        mAudioManager.adjustStreamVolume(AudioManager.STREAM_MUSIC,
+                AudioManager.ADJUST_RAISE, AudioManager.FLAG_PLAY_SOUND | AudioManager.FLAG_SHOW_UI);
+    }
+
+    public void setMediaVolumeUp(){
+        mAudioManager.adjustStreamVolume(AudioManager.STREAM_MUSIC,
+                AudioManager.ADJUST_LOWER, AudioManager.FLAG_PLAY_SOUND | AudioManager.FLAG_SHOW_UI);
+    }
+
+    //设置通话音量
+    public void setCallVolume(int volume){
+        mAudioManager.setStreamVolume( AudioManager.STREAM_VOICE_CALL,
+                volume,
+                AudioManager.FLAG_PLAY_SOUND
+                        | AudioManager.FLAG_SHOW_UI);
+    }
+
+    //设置提示音量
+    public void setAlermVolume(int volume){
+        mAudioManager.setStreamVolume( AudioManager.STREAM_ALARM,
+                volume,AudioManager.FLAG_PLAY_SOUND
+                        |AudioManager.FLAG_SHOW_UI);
+    }
+
+    // 关闭/打开扬声器播放
+    public void setSpeakerStatus(boolean on) {
+        if (on) { //扬声器
+            mAudioManager.setSpeakerphoneOn(true);
+            mAudioManager.setMode(AudioManager.MODE_NORMAL);
+        } else {
+            // 设置最大音量
+            int max = mAudioManager.getStreamMaxVolume(AudioManager.STREAM_VOICE_CALL);
+            mAudioManager.setStreamVolume(AudioManager.STREAM_VOICE_CALL, max, AudioManager.STREAM_VOICE_CALL);
+            // 设置成听筒模式
+            mAudioManager.setMode(AudioManager.MODE_IN_COMMUNICATION);
+            mAudioManager.setSpeakerphoneOn(false);// 关闭扬声器
+            mAudioManager.setRouting(AudioManager.MODE_NORMAL, AudioManager.ROUTE_EARPIECE, AudioManager.ROUTE_ALL);
+        }
+    }
+
+}

app/src/main/res/layout/activity_base.xml

@@ -11,4 +11,33 @@
         android:layout_width="match_parent"
         android:layout_height="@dimen/_87dp"/>
 
+    <RelativeLayout
+        android:id="@+id/area_sound"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_centerInParent="true"
+        android:background="@drawable/warn_setting_btn_bg"
+        android:padding="@dimen/_20dp"
+        android:visibility="gone">
+
+        <TextView
+            android:id="@+id/tv"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_centerHorizontal="true"
+            android:textSize="@dimen/_40dp"
+            android:textColor="@color/white"
+            android:text="音量"/>
+        <SeekBar
+            android:id="@+id/sb_sound"
+            style="@style/LightSeekbarStyle"
+            android:focusable="true"
+            android:layout_width="@dimen/_630dp"
+            android:layout_height="@dimen/_100dp"
+            android:layout_marginTop="@dimen/_20dp"
+            android:layout_below="@+id/tv"
+            android:min="0"
+            android:padding="0dp"/>
+
+    </RelativeLayout>
 </RelativeLayout>