Bao*_* Le 37 permissions android telephony exception
我写了一个试图修改电话呼叫状态的应用程序.它在Android 2.2或更低版本上运行良好,但在Android 2.3上抛出异常,因为缺少对android.permission.MODIFY_PHONE_STATE权限的许可(我在AndroidManifest.xml上声明了此权限).任何的想法?以下是异常日志:
01-15 09:14:23.210: ERROR/AndroidRuntime(404): FATAL EXCEPTION: main
01-15 09:14:23.210: ERROR/AndroidRuntime(404): java.lang.RuntimeException: Unable to start receiver test.PhoneReceiver: java.lang.SecurityException: Neither user 10031 nor current process has android.permission.MODIFY_PHONE_STATE.
01-15 09:14:23.210: ERROR/AndroidRuntime(404): at android.app.ActivityThread.handleReceiver(ActivityThread.java:1780)
01-15 09:14:23.210: ERROR/AndroidRuntime(404): at android.app.ActivityThread.access$2400(ActivityThread.java:117)
01-15 09:14:23.210: ERROR/AndroidRuntime(404): at android.app.ActivityThread$H.handleMessage(ActivityThread.java:978)
01-15 09:14:23.210: ERROR/AndroidRuntime(404): at android.os.Handler.dispatchMessage(Handler.java:99)
01-15 09:14:23.210: ERROR/AndroidRuntime(404): at android.os.Looper.loop(Looper.java:123)
01-15 09:14:23.210: ERROR/AndroidRuntime(404): at android.app.ActivityThread.main(ActivityThread.java:3647)
01-15 09:14:23.210: ERROR/AndroidRuntime(404): at java.lang.reflect.Method.invokeNative(Native Method)
01-15 09:14:23.210: ERROR/AndroidRuntime(404): at java.lang.reflect.Method.invoke(Method.java:507)
01-15 09:14:23.210: ERROR/AndroidRuntime(404): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:839)
01-15 09:14:23.210: ERROR/AndroidRuntime(404): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:597)
01-15 09:14:23.210: ERROR/AndroidRuntime(404): at dalvik.system.NativeStart.main(Native Method)
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Sky*_*ton 55
您遇到的问题是在Android 2.3(Gingerbread)中引入的.任何需要MODIFY_PHONE_STATE的代码都会一直运行到(包括)Android 2.2,但对于Android 2.3+会有所不同.
David Brown 检查了一项更改,该更改限制了对系统应用程序使用MODIFY_PHONE_STATE权限.系统应用程序也是
我怀疑你正试图使用像ITelephony这样的隐藏API.我是 - 而且我被这种变化所灼伤.Android团队的理由是它是一个隐藏的API,你不应该首先使用它.
也就是说,有一个增强请求打开,以创建一个适当的公共电话API,但谷歌杀了票.看来他们的立场是他们不打算改变方向,这些API不是为了公共消费.
hac*_*bod 21
MODIFY_PHONE_STATE是仅限系统的权限,因此不允许应用获取它.
这可能已经从以前版本的平台发生了变化,但这是可以的,因为它只是保护私有API,所以如果你正在做一些需要它的东西,你使用的是不受支持的私有API,会导致像你的app这样的东西打破平台的不同构建.
您包含的堆栈抓取不完整,因此无法确定您实际在做什么.
试试这个.
public static void answerPhoneHeadsethook(Context context) {
// Simulate a press of the headset button to pick up the call
// SettingsClass.logMe(tag, "Simulating headset button");
Intent buttonDown = new Intent(Intent.ACTION_MEDIA_BUTTON);
buttonDown.putExtra(Intent.EXTRA_KEY_EVENT, new KeyEvent(KeyEvent.ACTION_DOWN, KeyEvent.KEYCODE_HEADSETHOOK));
context.sendOrderedBroadcast(buttonDown, "android.permission.CALL_PRIVILEGED");
// froyo and beyond trigger on buttonUp instead of buttonDown
Intent buttonUp = new Intent(Intent.ACTION_MEDIA_BUTTON);
buttonUp.putExtra(Intent.EXTRA_KEY_EVENT, new KeyEvent(KeyEvent.ACTION_UP, KeyEvent.KEYCODE_HEADSETHOOK));
context.sendOrderedBroadcast(buttonUp, "android.permission.CALL_PRIVILEGED");
}
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我得到了解决方案.
而是覆盖来电屏幕,做以下两件事.这将允许您访问接受和拒绝按钮,还允许您在来电屏幕上方显示屏幕.
(1)制作一个接收器类:
public class MyPhoneReceiver extends BroadcastReceiver {
@Override
public void onReceive(final Context context, final Intent intent) {
Bundle extras = intent.getExtras();
if (extras != null)
{
String state = extras.getString(TelephonyManager.EXTRA_STATE);
if (state.equals(TelephonyManager.EXTRA_STATE_RINGING))
String phoneNumber = extras.getString(TelephonyManager.EXTRA_INCOMING_NUMBER);
Intent i = new Intent(context, IncomingCallActivity.class);
i.putExtras(intent);
i.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
context.startActivity(i);
}
}
}
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(2)你的活动xml看起来像:
RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:layout_gravity="top"
android:gravity="top"
android:orientation="vertical"
android:windowAnimationStyle="@android:style/Animation.Translucent"
android:windowBackground="@android:color/transparent"
android:windowIsTranslucent="true"
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(3)使你的活动的布局透明(将在调用屏幕之上),在清单中写下代码
<activity android:name=".IncomingCallActivity"
android:theme="@android:style/Theme.Translucent">
</activity>
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(4)在menifest中添加你的广播接收器
<receiver android:name="MyPhoneReceiver" >
<intent-filter>
<action android:name="android.intent.action.PHONE_STATE" >
</action>
</intent-filter>
</receiver>
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(5)在IncomingCallActivity的oncreate()中添加以下代码
getWindow().addFlags(WindowManager.LayoutParams.FLAG_NOT_TOUCHABLE);
getWindow().addFlags(WindowManager.LayoutParams.FLAG_NOT_TOUCH_MODAL);
this.requestWindowFeature(Window.FEATURE_NO_TITLE);
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干杯!
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