首页
学习
活动
专区
工具
TVP
发布
社区首页 >问答首页 >如何解决Android屏幕打开和屏幕关闭接收器在启动后不会触发?

如何解决Android屏幕打开和屏幕关闭接收器在启动后不会触发?
EN

Stack Overflow用户
提问于 2018-08-05 23:56:32
回答 1查看 0关注 0票数 0

AndroidManifest.xml中:

代码语言:txt
复制
<uses-permission android:name="android.permission.RECEIVE_BOOT_COMPLETED" />

<application
    android:name=".MyApp"
    android:allowBackup="true"
    android:icon="@mipmap/ic_launcher"
    android:label="@string/app_name"
    android:roundIcon="@mipmap/ic_launcher_round"
    android:supportsRtl="true"
    android:theme="@style/AppTheme" 

    <receiver
        android:name=".receivers.BootCompleteReceiver"
        android:enabled="true"
        android:exported="true"
        android:permission="android.permission.RECEIVE_BOOT_COMPLETED">
        <intent-filter>
            <action android:name="android.intent.action.BOOT_COMPLETED" />
            <action android:name="android.intent.action.QUICKBOOT_POWERON" />

            <category android:name="android.intent.category.DEFAULT" />
        </intent-filter>
    </receiver>

    <receiver android:name=".receivers.ScreenOnReceiver"
        android:enabled="true"
        android:exported="true">
        <intent-filter>
            <action android:name="android.intent.action.SCREEN_ON" />

            <category android:name="android.intent.category.DEFAULT" />
        </intent-filter>
    </receiver>

    <receiver android:name=".receivers.ScreenOffReceiver"
        android:enabled="true"
        android:exported="true">
        <intent-filter>
            <action android:name="android.intent.action.SCREEN_OFF" />

            <category android:name="android.intent.category.DEFAULT" />
        </intent-filter>
    </receiver>

接受者:

代码语言:txt
复制
class BootCompleteReceiver : BroadcastReceiver() {

    override fun onReceive(p0: Context, p1: Intent?) {
        if (p1?.action.equals(Intent.ACTION_BOOT_COMPLETED, true))
            Log.i(TAG, "Boot Time: %d".format(System.currentTimeMillis()))
    }
}

接受者:

代码语言:txt
复制
class ScreenOnReceiver: BroadcastReceiver() {

    override fun onReceive(p0: Context, p1: Intent?) {
        if (p1?.action.equals(Intent.ACTION_SCREEN_ON, true))
            Log.i(TAG, "Screen On Time: %d".format(System.currentTimeMillis()))
    }
}

class ScreenOffReceiver: BroadcastReceiver() {

    override fun onReceive(p0: Context, p1: Intent?) {
        if (p1?.action.equals(Intent.ACTION_SCREEN_OFF, true))
            Log.i(TAG, "Screen Off Time: %d".format(System.currentTimeMillis()))
    }
}

MyApp:

代码语言:txt
复制
private lateinit var screenOnReceiver: ScreenOnReceiver
private lateinit var screenOffReceiver: ScreenOffReceiver

override fun onCreate() {
    super.onCreate()

    val screenOnIntentFilter = IntentFilter(Intent.ACTION_SCREEN_ON)
    screenOnReceiver = ScreenOnReceiver()
    registerReceiver(screenOnReceiver, screenOnIntentFilter)

    val screenOffIntentFilter = IntentFilter(Intent.ACTION_SCREEN_OFF)
    screenOffReceiver = ScreenOffReceiver()
    registerReceiver(screenOffReceiver, screenOffIntentFilter)
}
EN

Stack Overflow用户

发布于 2018-08-06 09:27:43

我也有同样的问题,试试以下代码:

代码语言:txt
复制
 <receiver
            android:name=".OnBoot"
            android:enabled="true"
            android:permission="android.permission.RECEIVE_BOOT_COMPLETED">
            <intent-filter>
                <action android:name="android.intent.action.BOOT_COMPLETED" />
                <action android:name="android.intent.action.REBOOT" />
                <category android:name="android.intent.category.DEFAULT" />
            </intent-filter>
        </receiver>
票数 0
EN
查看全部 1 条回答
页面原文内容由Stack Overflow提供。腾讯云小微IT领域专用引擎提供翻译支持
原文链接:

https://stackoverflow.com/questions/-100005908

复制
相关文章

相似问题

领券
问题归档专栏文章快讯文章归档关键词归档开发者手册归档开发者手册 Section 归档