GVi*_*i82 4 android intentfilter broadcastreceiver android-manifest android-intent
以下是我打开设备时用于启动应用程序的代码.
public class BootReceiver extends BroadcastReceiver{
@Override
public void onReceive(Context context, Intent intent) {
Log.i("BootReceiver","intent received");
Intent myIntent = new Intent(context, ACT_Home.class);
myIntent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
context.startActivity(myIntent);
}
}
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在清单中(作为<Application>孩子):
<receiver android:name="host.alarmmanager.BootReceiver">
<intent-filter >
<action android:name="android.intent.action.BOOT_COMPLETED"/>
</intent-filter>
</receiver>
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Manifest中的权限如下:
<uses-permission android:name="android.permission.INSTALL_PACKAGES" />
<uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" />
<uses-permission android:name="android.permission.INTERNET" />
<uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />
<uses-permission android:name="android.permission.ACCESS_FINE_LOCATION" />
<uses-permission android:name="android.permission.ACCESS_COARSE_LOCATION"></uses-permission>
<uses-permission android:name="android.permission.VIBRATE" />
<uses-feature android:name="android.hardware.camera"/>
<uses-permission android:name="android.permission.CAMERA"/>
<uses-permission android:name="android.permission.WAKE_LOCK"/>
<uses-permission android:name="android.permission.DISABLE_KEYGUARD"/>
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这在Android 3.2.2上工作正常,但如果我在Android 4.0.3上尝试相同的应用程序,广播接收器不会收到任何东西.此外,onReceive方法内的第一行也未被强制执行.为什么会这样?
<uses-permission android:name="android.permission.RECEIVE_BOOT_COMPLETED" />
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这应该在android清单中使用