/**

 * Copyright (c) 2010 Symbian Foundation and/or its subsidiary(-ies).

 * All rights reserved.

 * This component and the accompanying materials are made available

 * under the terms of the License "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:

 * Symbian Foundation - initial contribution.

 * Contributors:

 * Description:

 * Overview:

 * Details:

 * Platforms/Drives/Compatibility:

 * Assumptions/Requirement/Pre-requisites:

 * Failures and causes:

 */

package org.symbian.tools.tmw.ui.navigator;

import java.util.Collection;

import java.util.HashSet;

import org.eclipse.jface.action.IAction;

import org.eclipse.jface.action.IMenuManager;

import org.eclipse.jface.action.Separator;

import org.eclipse.jface.viewers.ISelection;

import org.eclipse.jface.viewers.ISelectionProvider;

import org.eclipse.ui.IActionBars;

import org.eclipse.ui.IViewPart;

import org.eclipse.ui.IWorkbenchPartSite;

import org.eclipse.ui.actions.ActionContext;

import org.eclipse.ui.actions.ActionFactory;

import org.eclipse.ui.navigator.CommonActionProvider;

import org.eclipse.ui.navigator.ICommonActionExtensionSite;

import org.eclipse.ui.navigator.ICommonViewerWorkbenchSite;

import org.eclipse.wst.jsdt.ui.IContextMenuConstants;

import org.eclipse.wst.jsdt.ui.actions.IJavaEditorActionDefinitionIds;

import org.eclipse.wst.jsdt.ui.actions.JdtActionConstants;

import org.eclipse.wst.jsdt.ui.actions.MoveAction;

import org.eclipse.wst.jsdt.ui.actions.RenameAction;

import org.eclipse.wst.jsdt.ui.actions.SelectionDispatchAction;

public class RenameMoveActionProvider extends CommonActionProvider {

 	private SelectionDispatchAction fMoveAction;

	private SelectionDispatchAction fRenameAction;

	private final Collection<IAction> fActions = new HashSet<IAction>();

	public void fillActionBars(IActionBars actionBars) {

		if (fActions.size() > 0) {

			actionBars.setGlobalActionHandler(JdtActionConstants.RENAME, fRenameAction);

			actionBars.setGlobalActionHandler(ActionFactory.RENAME.getId(), fRenameAction);

			actionBars.setGlobalActionHandler(JdtActionConstants.MOVE, fMoveAction);

			actionBars.setGlobalActionHandler(ActionFactory.MOVE.getId(), fMoveAction);

		}

	}

	public void fillContextMenu(IMenuManager menu) {

		menu.appendToGroup(IContextMenuConstants.GROUP_REORGANIZE, new Separator());

		for (IAction action : fActions) {

			menu.appendToGroup(IContextMenuConstants.GROUP_REORGANIZE, action);

		}

	}

	public void init(ICommonActionExtensionSite site) {

		ICommonViewerWorkbenchSite workbenchSite= null;

		if (site.getViewSite() instanceof ICommonViewerWorkbenchSite) {

            workbenchSite= (ICommonViewerWorkbenchSite) site.getViewSite();

        }

		// we only initialize the refactor group when in a view part 

		// (required for the constructor)

		if (workbenchSite != null) {

			if (workbenchSite.getPart() != null && workbenchSite.getPart() instanceof IViewPart) {

				IViewPart viewPart= (IViewPart) workbenchSite.getPart();

				IWorkbenchPartSite s = viewPart.getSite();

				fRenameAction= new RenameAction(s);

				initUpdatingAction(fRenameAction, workbenchSite.getSelectionProvider(), workbenchSite.getSelectionProvider().getSelection(), IJavaEditorActionDefinitionIds.RENAME_ELEMENT);

				fMoveAction= new MoveAction(s);

				initUpdatingAction(fMoveAction, workbenchSite.getSelectionProvider(), workbenchSite.getSelectionProvider().getSelection(), IJavaEditorActionDefinitionIds.RENAME_ELEMENT);

			}

		}

	}

	private void initUpdatingAction(SelectionDispatchAction action, ISelectionProvider provider, ISelection selection, String actionDefinitionId){

		action.setActionDefinitionId(actionDefinitionId);

		action.update(selection);

		if (provider != null) {

            provider.addSelectionChangedListener(action);

        }

		fActions.add(action);

	}

	public void setContext(ActionContext context) {

		// Do nothing

	}

}