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/*
* Copyright (C) 2013 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.android.settings.wifi;
import android.app.Activity;
import android.app.AlertDialog;
import android.app.Dialog;
import android.app.DialogFragment;
import android.content.DialogInterface;
import android.content.Intent;
import android.content.pm.ApplicationInfo;
import android.content.pm.PackageManager;
import android.net.wifi.WifiManager;
import android.os.Bundle;
import android.provider.Settings;
import com.android.internal.logging.nano.MetricsProto;
import com.android.settings.R;
import com.android.settings.core.instrumentation.InstrumentedDialogFragment;
/**
* This activity requests users permission to allow scanning even when Wi-Fi is turned off
*/
public class WifiScanModeActivity extends Activity {
private DialogFragment mDialog;
private String mApp;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
Intent intent = getIntent();
if (savedInstanceState == null) {
if (intent != null && intent.getAction()
.equals(WifiManager.ACTION_REQUEST_SCAN_ALWAYS_AVAILABLE)) {
ApplicationInfo ai;
mApp = getCallingPackage();
try {
PackageManager pm = getPackageManager();
ai = pm.getApplicationInfo(mApp, 0);
mApp = (String)pm.getApplicationLabel(ai);
} catch (PackageManager.NameNotFoundException e) { }
} else {
finish();
return;
}
} else {
mApp = savedInstanceState.getString("app");
}
createDialog();
}
private void createDialog() {
if (mDialog == null) {
mDialog = AlertDialogFragment.newInstance(mApp);
mDialog.show(getFragmentManager(), "dialog");
}
}
private void dismissDialog() {
if (mDialog != null) {
mDialog.dismiss();
mDialog = null;
}
}
private void doPositiveClick() {
Settings.Global.putInt(getContentResolver(),
Settings.Global.WIFI_SCAN_ALWAYS_AVAILABLE, 1);
setResult(RESULT_OK);
finish();
}
private void doNegativeClick() {
setResult(RESULT_CANCELED);
finish();
}
@Override
public void onSaveInstanceState(Bundle outState) {
super.onSaveInstanceState(outState);
outState.putString("app", mApp);
}
@Override
public void onPause() {
super.onPause();
dismissDialog();
}
public void onResume() {
super.onResume();
createDialog();
}
public static class AlertDialogFragment extends InstrumentedDialogFragment {
static AlertDialogFragment newInstance(String app) {
AlertDialogFragment frag = new AlertDialogFragment(app);
return frag;
}
private final String mApp;
public AlertDialogFragment(String app) {
super();
mApp = app;
}
public AlertDialogFragment() {
super();
mApp = null;
}
@Override
public int getMetricsCategory() {
return MetricsProto.MetricsEvent.DIALOG_WIFI_SCAN_MODE;
}
@Override
public Dialog onCreateDialog(Bundle savedInstanceState) {
return new AlertDialog.Builder(getActivity())
.setMessage(getString(R.string.wifi_scan_always_turnon_message, mApp))
.setPositiveButton(R.string.wifi_scan_always_confirm_allow,
new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int whichButton) {
((WifiScanModeActivity) getActivity()).doPositiveClick();
}
}
)
.setNegativeButton(R.string.wifi_scan_always_confirm_deny,
new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int whichButton) {
((WifiScanModeActivity) getActivity()).doNegativeClick();
}
}
)
.create();
}
@Override
public void onCancel(DialogInterface dialog) {
((WifiScanModeActivity) getActivity()).doNegativeClick();
}
}
}
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