/*

 * Copyright (c) 2008-2010 Nokia Corporation and/or its subsidiary(-ies).

 * All rights reserved.

 * This component and the accompanying materials are made available

 * under the terms of "Eclipse Public License v1.0"

 * which accompanies this distribution, and is available

 * at the URL "http://www.eclipse.org/legal/epl-v10.html".

 *

 * Initial Contributors:

 * Nokia Corporation - initial contribution.

 *

 * Contributors:

 *

 * Description:  Definitions for the class CompileSymbianComponent

 *

 */

package com.nokia.s60tools.analyzetool.ui.actions;

import java.util.ArrayList;

import java.util.Iterator;

import java.util.List;

import java.util.Locale;

import org.eclipse.core.resources.IFile;

import org.eclipse.core.runtime.IAdaptable;

import org.eclipse.jface.action.IAction;

import org.eclipse.jface.viewers.ISelection;

import org.eclipse.jface.viewers.IStructuredSelection;

import org.eclipse.ui.IObjectActionDelegate;

import org.eclipse.ui.IWorkbenchPart;

import com.nokia.s60tools.analyzetool.builder.CustomPreBuilder;

/**

 * Class to instrument and compile user selected mmp files with atool.exe.

 *

 * @author kihe

 *

 */

public class CompileSymbianComponent implements IObjectActionDelegate {

	/** list of user selected files.*/

	public List<IFile> selectedFiles;

	/**

	 * Constructor.

	 */

	public CompileSymbianComponent() {

		super();

		selectedFiles = new ArrayList<IFile>(0);

	}

	/**

	 * Instruments, builds and unistruments selected mmp's with AnalyzeTool builder.

	 *

	 * @param action User selected action

	 */

	public void run(IAction action) {

		// if for some reason makefile list is empty => leave

		if (selectedFiles.isEmpty()) {

			return;

		}

		CustomPreBuilder builder = new CustomPreBuilder();

		builder.buildComponents(selectedFiles);

	}

	/**

	 * Listening selection changed events and is selection is mmp file stores it to list.

	 *

	 * @param action User selected action

	 *

	 * @param selection User selection

	 */

	@SuppressWarnings("unchecked")

	public void selectionChanged(IAction action, ISelection selection) {

		// clear existing data

		selectedFiles.clear();

		// if selection is null => leave

		if (selection == null) {

			return;

		}

		// if selection is

		if (selection instanceof IStructuredSelection) {

			// thru selections

			for (Iterator<Object> iter = ((IStructuredSelection) selection)

					.iterator(); iter.hasNext();) {

				// get next selection

				Object selectionItem = iter.next();

				IFile file = null;

				// if selection is IFile

				if (selectionItem instanceof IFile) {

					file = (IFile) selectionItem;

				} else if (selectionItem instanceof IAdaptable) {

					file = (IFile) ((IAdaptable) selectionItem)

							.getAdapter(IFile.class);

				}

				// only allow mmp and mk files

				if ( file != null

						&& (file.getName().toUpperCase(Locale.US).endsWith(".MMP")

						|| file.getName().toUpperCase(Locale.US).endsWith(".MK"))) {

					selectedFiles.add(file);

				}

			}

		}

	}

	/**

	 * Sets the active part for the delegate.

	 *

	 * @see IObjectActionDelegate#setActivePart(IAction, IWorkbenchPart)

	 *

	 * @param action User selected action

	 *

	 * @param targetPart Workbench Part

	 */

	public void setActivePart(IAction action, IWorkbenchPart targetPart) {

		// MethodDeclaration/Block[count(BlockStatement) = 0 and

		// @containsComment = 'false']

		//do nothing be design

	}

}