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/*
* Copyright (C) 2014 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.example.android.permissionrequest;
import android.app.AlertDialog;
import android.app.Dialog;
import android.content.DialogInterface;
import android.os.Bundle;
import android.support.annotation.NonNull;
import android.support.v4.app.DialogFragment;
import android.text.TextUtils;
/**
* Prompts the user to confirm permission request.
*/
public class ConfirmationDialogFragment extends DialogFragment {
private static final String ARG_RESOURCES = "resources";
/**
* Creates a new instance of ConfirmationDialogFragment.
*
* @param resources The list of resources requested by PermissionRequest.
* @return A new instance.
*/
public static ConfirmationDialogFragment newInstance(String[] resources) {
ConfirmationDialogFragment fragment = new ConfirmationDialogFragment();
Bundle args = new Bundle();
args.putStringArray(ARG_RESOURCES, resources);
fragment.setArguments(args);
return fragment;
}
@NonNull
@Override
public Dialog onCreateDialog(Bundle savedInstanceState) {
final String[] resources = getArguments().getStringArray(ARG_RESOURCES);
return new AlertDialog.Builder(getActivity())
.setMessage(getString(R.string.confirmation, TextUtils.join("\n", resources)))
.setNegativeButton(R.string.deny, new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
((Listener) getParentFragment()).onConfirmation(false, resources);
}
})
.setPositiveButton(R.string.allow, new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
((Listener) getParentFragment()).onConfirmation(true, resources);
}
})
.create();
}
/**
* Callback for the user's response.
*/
interface Listener {
/**
* Called when the PermissionRequest is allowed or denied by the user.
*
* @param allowed True if the user allowed the request.
* @param resources The resources to be granted.
*/
void onConfirmation(boolean allowed, String[] resources);
}
}
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