Editor

MessageDialogFragment.java

/*
 * Copyright (C) 2016 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.annotation.StringRes;
import android.support.v4.app.DialogFragment;

/**
 * Shows a dialog with a brief message.
 */
public class MessageDialogFragment extends DialogFragment {

private static final String ARG_MESSAGE_RES_ID = "message_res_id";

public static MessageDialogFragment newInstance(@StringRes int message) {
        MessageDialogFragment fragment = new MessageDialogFragment();
        Bundle args = new Bundle();
        args.putInt(ARG_MESSAGE_RES_ID, message);
        fragment.setArguments(args);
        return fragment;
    }

@NonNull
    @Override
    public Dialog onCreateDialog(Bundle savedInstanceState) {
        return new AlertDialog.Builder(getContext())
                .setMessage(getArguments().getInt(ARG_MESSAGE_RES_ID))
                .setCancelable(false)
                .setPositiveButton(android.R.string.ok, new DialogInterface.OnClickListener() {
                    @Override
                    public void onClick(DialogInterface dialog, int which) {
                        ((Listener) getParentFragment()).onOkClicked();
                    }
                })
                .create();
    }

interface Listener {
        void onOkClicked();
    }

}