br.com.bioscada.apps.biotracks.AbstractMyTracksActivity.java Source code

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Here is the source code for br.com.bioscada.apps.biotracks.AbstractMyTracksActivity.java

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/*
 * Copyright 2012 Google 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 br.com.bioscada.apps.biotracks;

import android.os.Bundle;
import android.speech.tts.TextToSpeech;
import android.support.v4.app.FragmentActivity;
import android.view.Menu;
import android.view.MenuItem;

import br.com.bioscada.apps.biotracks.util.ApiAdapterFactory;
import br.com.bioscada.apps.biotracks.util.TrackIconUtils;

/**
 * An abstract class for all My Tracks activities.
 * 
 * @author Jimmy Shih
 */
public abstract class AbstractMyTracksActivity extends FragmentActivity {

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);

        // Set volume control stream for text to speech
        setVolumeControlStream(TextToSpeech.Engine.DEFAULT_STREAM);

        // Hide title must be before setContentView
        if (hideTitle()) {
            ApiAdapterFactory.getApiAdapter().hideTitle(this);
        }

        setContentView(getLayoutResId());

        // Configure action bar must be after setContentView
        if (configureActionBarHomeAsUp()) {
            ApiAdapterFactory.getApiAdapter().configureActionBarHomeAsUp(this);
        }
    }

    /**
     * Returns true to hide the title. Be default, do not hide the title.
     */
    protected boolean hideTitle() {
        return false;
    }

    /**
     * Gets the layout resource id.
     */
    protected abstract int getLayoutResId();

    /**
     * Returns true to configure the action bar home button as the up button.
     */
    protected boolean configureActionBarHomeAsUp() {
        return true;
    }

    @Override
    public boolean onCreateOptionsMenu(Menu menu) {

        // Set menu icon color
        TrackIconUtils.setMenuIconColor(menu);

        return super.onCreateOptionsMenu(menu);
    }

    @Override
    public boolean onOptionsItemSelected(MenuItem item) {

        // Handle home menu item, up navigation
        if (item.getItemId() == android.R.id.home) {
            onHomeSelected();
            return true;
        }
        return super.onOptionsItemSelected(item);
    }

    /**
     * Callback when the home menu item is selected. E.g., setup the back stack
     * when home is selected.
     */
    protected void onHomeSelected() {
        finish();
    }
}