com.pacoapp.paco.ui.OptionsMenu.java Source code

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Here is the source code for com.pacoapp.paco.ui.OptionsMenu.java

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/*
* Copyright 2011 Google Inc. All Rights Reserved.
*
* 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.pacoapp.paco.ui;

import android.app.Activity;
import android.content.Intent;
import android.support.v4.app.NavUtils;
import android.view.Menu;
import android.view.MenuItem;

import com.pacoapp.paco.R;
import com.pacoapp.paco.model.Experiment;

public class OptionsMenu {

    private Activity context;
    private Long experimentServerId;
    private boolean wasSignalled;

    public OptionsMenu(Activity experimentExecutor, Long experimentId, boolean wasSignalled) {
        this.context = experimentExecutor;
        this.experimentServerId = experimentId;
        this.wasSignalled = wasSignalled;
    }

    public boolean init(Menu menu) {
        menu.add(0, PAGING_ITEM, 0, R.string.edit_schedule_menu_item);
        menu.add(0, STOP_ITEM, 1, R.string.stop_experiment_menu_item);
        menu.add(0, DATA_ITEM, 2, R.string.explore_data_menu_item);
        menu.add(0, HELP_ITEM, 3, R.string.about_paco_menu_item);

        return true;
    }

    public boolean onOptionsItemSelected(MenuItem item) {
        switch (item.getItemId()) {
        case android.R.id.home:
            if (!wasSignalled) {
                final Intent intent = new Intent(context, MyExperimentsActivity.class);
                NavUtils.navigateUpTo(context, intent);
                return true;
            }
            return false;
        case PAGING_ITEM:
            launchScheduleDetailScreen();
            return true;
        case STOP_ITEM:
            launchStopScreen();
            return true;
        case DATA_ITEM:
            launchDataScreen();
            return true;
        case HELP_ITEM:
            launchHelp();
            return true;
        default:
            return false;
        }
    }

    private void launchDataScreen() {
        if (context instanceof ExperimentExecutor) {
            ((ExperimentExecutor) context).showFeedback();
        } else if (context instanceof ExperimentExecutorCustomRendering) {
            ((ExperimentExecutorCustomRendering) context).showFeedback();
        }
    }

    private void launchStopScreen() {
        if (context instanceof ExperimentExecutor) {
            ((ExperimentExecutor) context).stopExperiment();
        } else if (context instanceof ExperimentExecutorCustomRendering) {
            ((ExperimentExecutorCustomRendering) context).stopExperiment();
        }
    }

    private void launchScheduleDetailScreen() {
        Intent debugIntent = new Intent(context, ScheduleListActivity.class);
        debugIntent.putExtra(Experiment.EXPERIMENT_SERVER_ID_EXTRA_KEY, experimentServerId);
        context.startActivity(debugIntent);
    }

    private void launchHelp() {
        Intent startIntent = new Intent(context, WelcomeActivity.class);
        context.startActivity(startIntent);
    }

    private static final int PAGING_ITEM = 0;
    private static final int STOP_ITEM = 1;
    private static final int DATA_ITEM = 2;
    private static final int HELP_ITEM = 4;
}