ExtendedActivity.java

/*******************************************************************************
 * Copyright 2009 Robot Media SL
 * 
 * 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 net.robotmedia.acv.ui;

import java.util.HashSet;

import net.robotmedia.acv.logic.AdsManager;
import net.robotmedia.acv.logic.TrackingManager;
import net.robotmedia.acv.utils.BuildUtils;
import android.app.ActionBar;
import android.app.Activity;
import android.content.Intent;
import android.os.*;

public class ExtendedActivity extends Activity {

	public void setCanBeKilledByChild(boolean value) {
		this.canBeKilledByChild = value;
	}

	private final static int RESULT_DIE = 777;
	private final static int RESULT_KAMIKAZE = 888;

	private boolean canBeKilledByChild = true;

	private HashSet<AsyncTask<?, ?, ?>> mTasks = new HashSet<AsyncTask<?, ?, ?>>();

	protected ActionBar mActionBar;
	protected Runnable mHideActionBarRunnable = new Runnable() {
		@Override
		public void run() {
			if(isHoneyComb()) {
				new ActionBarHelper().hide();
			}
		}
	};
	protected Handler mHandler;

	@Override
	public void onStart() {
		super.onStart();
		TrackingManager.onStart(this);
		TrackingManager.pageView(String.valueOf(this.getTitle()));
	}

	@Override
	public void onStop() {
		super.onStop();
		TrackingManager.onStop(this);
	}

	@Override
	protected void onDestroy() {

		AdsManager.destroyAds(this);

		super.onDestroy();

		for (AsyncTask<?, ?, ?> task : mTasks) {
			if (task.getStatus() != AsyncTask.Status.FINISHED) {
				task.cancel(true);
			}
		}

	}

	@Override
	protected void onActivityResult(int requestCode, int resultCode, Intent data) {
		super.onActivityResult(requestCode, resultCode, data);
		if (canBeKilledByChild) {
			if (resultCode == RESULT_DIE) {
				finish();
			} else if (resultCode == RESULT_KAMIKAZE) {
				setResult(RESULT_KAMIKAZE);
				finish();
			}
		}
	}

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

		Looper looper = Looper.getMainLooper();
		mHandler = new Handler(looper);

		if (isHoneyComb()) {
			setupActionBar();
			hideActionBar();
		}
	}
	
	protected void setupActionBar() {
		if (isHoneyComb()) {
			new ActionBarHelper().setup();
		}
	}

	protected void showActionBar() {
		if (isHoneyComb()) {
			new ActionBarHelper().show();
		}
	}

	protected void hideActionBar() {
		if (isHoneyComb()) {
			new ActionBarHelper().hide();
		}
	}

	protected void hideActionBarDelayed() {
		if (isHoneyComb()) {
			mHandler.removeCallbacks(mHideActionBarRunnable);
			mHandler.postDelayed(mHideActionBarRunnable, 7000);
		}
	}

	// Return true if the action bar ends up being shown
	protected boolean toggleControls() {
		if(isHoneyComb()) {
			mHandler.removeCallbacks(mHideActionBarRunnable);
			if(new ActionBarHelper().isShowing()) {
				new ActionBarHelper().hide();
			} else {
				new ActionBarHelper().show();
				return true;
			}
		}
		return false;
	}

	protected boolean isHoneyComb() {
		return BuildUtils.isHoneycombOrLater();
	}
	
	protected boolean isIcecream() {
		return BuildUtils.isIceCreamSandwichOrLater();
	}

	protected class ActionBarHelper {

		public void setup() {
			ActionBar actionBar = getActionBar();

			if (actionBar != null) {
				actionBar.setDisplayShowHomeEnabled(false);
				actionBar.setDisplayShowTitleEnabled(false);
				actionBar.setDisplayHomeAsUpEnabled(false);
				actionBar.setDisplayShowCustomEnabled(true);
				actionBar.setNavigationMode(ActionBar.NAVIGATION_MODE_TABS);
			}
		}

		public void hide() {
			if(getActionBar() != null)
				getActionBar().hide();
		}
		
		public void show() {
			if(getActionBar() != null)
				getActionBar().show();
		}
		
		public boolean isShowing() {
			if(getActionBar() == null) {
				return false;
			}
			return getActionBar().isShowing();
		}
	}
	
	protected class MenuHelper {
		public void invalidateOptionsMenu() {
			ExtendedActivity.this.invalidateOptionsMenu();
		}
	}
}