bundles/org.eclipse.ui.workbench/Eclipse UI/org/eclipse/ui/actions/ExportResourcesAction.java

package org.eclipse.ui.actions;

/************************************************************************
Copyright (c) 2000, 2003 IBM Corporation and others.
All rights reserved.   This program and the accompanying materials
are made available under the terms of the Common Public License v1.0
which accompanies this distribution, and is available at
http://www.eclipse.org/legal/cpl-v10.html

Contributors:
    IBM - Initial implementation
************************************************************************/

import java.util.List;

import org.eclipse.jface.dialogs.IDialogSettings;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.jface.viewers.StructuredSelection;
import org.eclipse.jface.wizard.WizardDialog;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.ui.IWorkbench;
import org.eclipse.ui.IWorkbenchActionConstants;
import org.eclipse.ui.IWorkbenchWindow;
import org.eclipse.ui.help.WorkbenchHelp;
import org.eclipse.ui.internal.IHelpContextIds;
import org.eclipse.ui.internal.WorkbenchMessages;
import org.eclipse.ui.internal.WorkbenchPlugin;
import org.eclipse.ui.internal.dialogs.ExportWizard;

/**
 * Action representing the initiation of an Export operation by the user.
 * <p>
 * This class may be instantiated. It is not intended to be subclassed.
 * </p>
 * @since 2.0
 */
public class ExportResourcesAction extends SelectionListenerAction {
	private static final int SIZING_WIZARD_WIDTH = 470;
	private static final int SIZING_WIZARD_HEIGHT = 550;
	private IWorkbenchWindow window;
	
	/**
	 * Create a new instance of this class
	 */
	public ExportResourcesAction(IWorkbenchWindow window) {
		this(window, WorkbenchMessages.getString("ExportResourcesAction.text")); //$NON-NLS-1$
	}

	/**
	 * Create a new instance of this class
	 */
	public ExportResourcesAction(IWorkbenchWindow window, String label) {
		super(label); //$NON-NLS-1$
		setToolTipText(WorkbenchMessages.getString("ExportResourcesAction.toolTip")); //$NON-NLS-1$
		setId(IWorkbenchActionConstants.EXPORT);
		WorkbenchHelp.setHelp(this, IHelpContextIds.EXPORT_ACTION);
		this.window = window;
	}

	/**
	 * Create a new instance of this class
	 * 
	 * @deprecated use the constructor <code>ExportResourcesAction(IWorkbenchWindow)</code>
	 */
	public ExportResourcesAction(IWorkbench workbench) {
		this(workbench.getActiveWorkbenchWindow());
	}

	/**
	 * Create a new instance of this class
	 *
	 * @deprecated use the constructor <code>ExportResourcesAction(IWorkbenchWindow, String)</code>
	 */
	public ExportResourcesAction(IWorkbench workbench, String label) {
		this(workbench.getActiveWorkbenchWindow(), label);
	}

	/**
	 * Invoke the Export wizards selection Wizard.
	 *
	 * @param browser Window
	 */
	public void run() {
		ExportWizard wizard = new ExportWizard();
		IStructuredSelection selectionToPass;
		List selectedResources = getSelectedResources();

		if (selectedResources.isEmpty()) {
			// get the current workbench selection
			ISelection workbenchSelection = window.getSelectionService().getSelection();
			if (workbenchSelection instanceof IStructuredSelection)
				selectionToPass = (IStructuredSelection) workbenchSelection;
			else
				selectionToPass = StructuredSelection.EMPTY;
		} else
			selectionToPass = new StructuredSelection(selectedResources);

		wizard.init(window.getWorkbench(), selectionToPass);
		IDialogSettings workbenchSettings = WorkbenchPlugin.getDefault().getDialogSettings();
		IDialogSettings wizardSettings = workbenchSettings.getSection("ExportResourcesAction"); //$NON-NLS-1$
		if (wizardSettings == null)
			wizardSettings = workbenchSettings.addNewSection("ExportResourcesAction"); //$NON-NLS-1$
		wizard.setDialogSettings(wizardSettings);
		wizard.setForcePreviousAndNextButtons(true);

		Shell parent = window.getShell();
		WizardDialog dialog = new WizardDialog(parent, wizard);
		dialog.create();
		dialog.getShell().setSize(Math.max(SIZING_WIZARD_WIDTH, dialog.getShell().getSize().x), SIZING_WIZARD_HEIGHT);
		WorkbenchHelp.setHelp(dialog.getShell(), IHelpContextIds.EXPORT_WIZARD);
		dialog.open();
	}

	/**
	 * Sets the current selection. 
	 * In for backwards compatability. Use selectionChanged() instead.
	 * @param selection the new selection
	 * @deprecated
	 */
	public void setSelection(IStructuredSelection selection) {
		selectionChanged(selection);
	}
}