开机自启动
原理:通过接受系统开机发送的广播启动相应的Activity
AndroidManifest加入权限
<uses-permission android:name="android.permission.RECEIVE_BOOT_COMPLETED"/>
<receiver android:name="com.example.broadcast.MyBroadcastReceiver">
<intent-filter>
<action android:name="android.intent.action.BOOT_COMPLETED"/>
<category android:name="android.intent.category.DEFAULT" />
</intent-filter>
</receiver>
定义广播
public class MyBroadcastReceiver extends BroadcastReceiver {
private static final String TAG = "MyBroadcastReceiver";
static final String ACTION = "android.intent.action.BOOT_COMPLETED";
@Override
public void onReceive(Context context, Intent intent) {
// ACTION 等同于 Intent.ACTION_BOOT_COMPLETED
if (intent.getAction().equals(ACTION)) {
Intent mainActivityIntent = new Intent(context, MainActivity.class); // 要启动的Activity
mainActivityIntent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
context.startActivity(mainActivityIntent);
}
}
}
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