ConfirmerPopup.java

/*
 * Copyright 2013 Square Inc.
 *
 * 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.mortar.view;

import android.app.AlertDialog;
import android.content.Context;
import android.content.DialogInterface;

import mortar.Popup;
import mortar.PopupPresenter;

public class ConfirmerPopup
        implements Popup<Confirmation, Boolean> {
    private final Context context;

    private AlertDialog dialog;

    public ConfirmerPopup(Context context) {
        this.context = context;
    }

    @Override
    public Context getContext() {
        return context;
    }

    @Override
    public void show(Confirmation info, boolean withFlourish, final PopupPresenter<Confirmation, Boolean> presenter) {
        if(dialog != null) {
            throw new IllegalStateException("Already showing, can't show " + info);
        }

        dialog = new AlertDialog.Builder(context).setTitle(info.title)
                .setMessage(info.body)
                .setPositiveButton(info.confirm, new DialogInterface.OnClickListener() {
                    @Override
                    public void onClick(DialogInterface d, int which) {
                        dialog = null;
                        presenter.onDismissed(true);
                    }
                })
                .setNegativeButton(info.cancel, new DialogInterface.OnClickListener() {
                    @Override
                    public void onClick(DialogInterface d, int which) {
                        dialog = null;
                        presenter.onDismissed(false);
                    }
                })
                .setCancelable(true)
                .setOnCancelListener(new DialogInterface.OnCancelListener() {
                    @Override
                    public void onCancel(DialogInterface d) {
                        dialog = null;
                        presenter.onDismissed(false);
                    }
                })
                .show();
    }

    @Override
    public boolean isShowing() {
        return dialog != null;
    }

    @Override
    public void dismiss(boolean withFlourish) {
        dialog.dismiss();
        dialog = null;
    }
}