/android/export-contacts

/*

 * WizardActivity.java

 *

 * Copyright (C) 2010 Tim Marston <tim@ed.am>

 *

 * This file is part of the Export Contacts program (hereafter referred

 * to as "this program").  For more information, see

 * http://ed.am/dev/android/export-contacts

 *

 * This program is free software: you can redistribute it and/or modify

 * it under the terms of the GNU General Public License as published by

 * the Free Software Foundation, either version 3 of the License, or

 * (at your option) any later version.

 *

 * This program is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 * GNU General Public License for more details.

 *

 * You should have received a copy of the GNU General Public License

 * along with this program.  If not, see <http://www.gnu.org/licenses/>.

 */

package am.ed.exportcontacts;

import android.app.Activity;

import android.content.Intent;

import android.content.SharedPreferences;

import android.os.Bundle;

import android.view.View;

import android.widget.Button;

public class WizardActivity extends Activity

{

	private Class< ? > _nextClass;

	@Override

	protected void onCreate( Bundle savedInstanceState )

	{

		super.onCreate( savedInstanceState );

		// enable back button based on intent data

		Bundle extras = getIntent().getExtras();

		if( extras != null )//&& extras.getBoolean( "back-enabled" ) )

			( (Button)findViewById( R.id.back ) ).setEnabled( true );

		// set up next button

		Button next = (Button)findViewById( R.id.next );

		next.setOnClickListener( new View.OnClickListener() {

			public void onClick( View view ) {

				onNext();

			}

		} );

		// set up back button

		Button back = (Button)findViewById( R.id.back );

		back.setOnClickListener( new View.OnClickListener() {

			public void onClick( View view ) {

				onBack();

			}

		} );

	}

	@Override

	protected void  onActivityResult( int requestCode, int resultCode, Intent data )

	{

		if( resultCode == RESULT_OK ) {

			setResult( RESULT_OK );

			finish();

		}

	}

	protected void onNext()

	{

		// create bundle with back enabled state

		Bundle bundle = new Bundle();

		bundle.putBoolean( "back-enabled", true );

		Intent i = new Intent( this, _nextClass );

		i.putExtras( bundle );

		// start next activity

		startActivityForResult( i, 0 );

	}

	protected void onBack()

	{

		setResult( RESULT_CANCELED );

		finish();

	}

	protected void setNextActivity( Class< ? > cls )

	{

		_nextClass = cls;

		// enable next button

		( (Button)findViewById( R.id.next ) ).setEnabled( true );

	}

	public SharedPreferences getSharedPreferences()

	{

		return super.getSharedPreferences( "ExportContacts", 0 );

	}

}