/*******************************************************************************
 * Copyright (c) 2004 Actuate Corporation.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 *  Actuate Corporation  - initial API and implementation
 *******************************************************************************/

package org.eclipse.birt.report.designer.ui.actions;

import java.util.HashMap;
import java.util.Map;

import org.eclipse.birt.report.designer.core.model.SessionHandleAdapter;
import org.eclipse.birt.report.designer.internal.ui.util.UIUtil;
import org.eclipse.birt.report.designer.ui.ReportPlugin;
import org.eclipse.birt.report.designer.ui.preview.IPreviewConstants;
import org.eclipse.birt.report.designer.ui.views.ElementAdapterManager;
import org.eclipse.birt.report.model.api.ModuleHandle;
import org.eclipse.birt.report.viewer.utilities.WebViewer;
import org.eclipse.jface.action.IAction;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.ui.IWorkbenchWindow;
import org.eclipse.ui.IWorkbenchWindowActionDelegate;
import org.eclipse.ui.forms.editor.FormEditor;

/**
 * GenerateDocumentToolbarMenuAction
 */
public class GenerateDocumentToolbarMenuAction implements
		IWorkbenchWindowActionDelegate
{

	public void dispose( )
	{
	}

	public void init( IWorkbenchWindow window )
	{
	}

	public void run( IAction action )
	{
		gendoc( action );
	}

	public void selectionChanged( IAction action, ISelection selection )
	{
	}

	private void gendoc( IAction action )
	{
		// cleanup system settings
		System.clearProperty( IPreviewConstants.MAX_DATASET_ROWS );
		System.clearProperty( IPreviewConstants.MAX_CUBE_ROW_LEVELS );
		System.clearProperty( IPreviewConstants.MAX_CUBE_COLUMN_LEVELS );

		FormEditor editor = UIUtil.getActiveReportEditor( false );
		ModuleHandle model = SessionHandleAdapter.getInstance( )
				.getReportDesignHandle( );
		if (model == null)
		{
			return;
		}
		if ( editor != null )
		{
			if ( model.needsSave( ) )
			{
				editor.doSave( null );
			}
		}

		Map options = new HashMap( );
		options.put( WebViewer.RESOURCE_FOLDER_KEY, ReportPlugin.getDefault( )
				.getResourceFolder( ) );
		options.put( WebViewer.SERVLET_NAME_KEY, WebViewer.VIEWER_DOCUMENT );

		Object adapter = ElementAdapterManager.getAdapter( action,
				IPreviewAction.class );

		if ( adapter instanceof IPreviewAction )
		{
			IPreviewAction delegate = (IPreviewAction) adapter;

			delegate.setProperty( IPreviewConstants.REPORT_PREVIEW_OPTIONS,
					options );
			delegate.setProperty( IPreviewConstants.REPORT_FILE_PATH,
					model.getFileName( ) );

			delegate.run( );

			return;
		}

		WebViewer.display( model.getFileName( ), options );
	}

}
