/*******************************************************************************
* Copyright (c) 2000, 2006 IBM Corporation and others.
* 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:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.ui.actions;
import org.eclipse.jface.action.Action;
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.IEditorInput;
import org.eclipse.ui.IEditorPart;
import org.eclipse.ui.ISharedImages;
import org.eclipse.ui.IWorkbenchPart;
import org.eclipse.ui.IWorkbenchWindow;
import org.eclipse.ui.PlatformUI;
import org.eclipse.ui.internal.IWorkbenchHelpContextIds;
import org.eclipse.ui.internal.LegacyResourceSupport;
import org.eclipse.ui.internal.PerspectiveTracker;
import org.eclipse.ui.internal.WorkbenchMessages;
import org.eclipse.ui.internal.WorkbenchPlugin;
import org.eclipse.ui.internal.dialogs.NewWizard;
import org.eclipse.ui.internal.util.Util;
/**
* Invoke the resource creation wizard selection Wizard.
* <p>
* This class may be instantiated; it is not intended to be subclassed.
* </p>
* <p>
* This method automatically registers listeners so that it can keep its
* enablement state up to date. Ordinarily, the window's references to these
* listeners will be dropped automatically when the window closes. However,
* if the client needs to get rid of an action while the window is still open,
* the client must call #dispose() to give the
* action an opportunity to deregister its listeners and to perform any other
* cleanup.
* </p>
*/
public class NewWizardAction extends Action implements
ActionFactory.IWorkbenchAction {
/**
* The wizard dialog width
*/
private static final int SIZING_WIZARD_WIDTH = 500;
/**
* The wizard dialog height
*/
private static final int SIZING_WIZARD_HEIGHT = 500;
/**
* The id of the category to show or <code>null</code> to
* show all the categories.
*/
private String categoryId = null;
/**
* The workbench window; or <code>null</code> if this
* action has been <code>dispose</code>d.
*/
private IWorkbenchWindow workbenchWindow;
/**
* Tracks perspective activation, to update this action's
* enabled state.
*/
private PerspectiveTracker tracker;
/**
* Create a new instance of this class.
* @param window
*/
public NewWizardAction(IWorkbenchWindow window) {
super(WorkbenchMessages.NewWizardAction_text);
if (window == null) {
throw new IllegalArgumentException();
}
this.workbenchWindow = window;
tracker = new PerspectiveTracker(window, this);
// @issues should be IDE-specific images
ISharedImages images = PlatformUI.getWorkbench().getSharedImages();
setImageDescriptor(images
.getImageDescriptor(ISharedImages.IMG_TOOL_NEW_WIZARD));
setDisabledImageDescriptor(images
.getImageDescriptor(ISharedImages.IMG_TOOL_NEW_WIZARD_DISABLED));
setToolTipText(WorkbenchMessages.NewWizardAction_toolTip);
PlatformUI.getWorkbench().getHelpSystem().setHelp(this,
IWorkbenchHelpContextIds.NEW_ACTION);
}
/**
* Create a new instance of this class
*
* @deprecated use the constructor <code>NewWizardAction(IWorkbenchWindow)</code>
*/
public NewWizardAction() {
this(PlatformUI.getWorkbench().getActiveWorkbenchWindow());
}
/**
* Returns the id of the category of wizards to show
* or <code>null</code> to show all categories.
* @return String
*/
public String getCategoryId() {
return categoryId;
}
/**
* Sets the id of the category of wizards to show
* or <code>null</code> to show all categories.
* @param id
*/
public void setCategoryId(String id) {
categoryId = id;
}
/* (non-Javadoc)
* Method declared on IAction.
*/
public void run() {
if (workbenchWindow == null) {
// action has been disposed
return;
}
NewWizard wizard = new NewWizard();
wizard.setCategoryId(categoryId);
ISelection selection = workbenchWindow.getSelectionService()
.getSelection();
IStructuredSelection selectionToPass = StructuredSelection.EMPTY;
if (selection instanceof IStructuredSelection) {
selectionToPass = (IStructuredSelection) selection;
} else {
// @issue the following is resource-specific legacy code
// Build the selection from the IFile of the editor
Class resourceClass = LegacyResourceSupport.getResourceClass();
if (resourceClass != null) {
IWorkbenchPart part = workbenchWindow.getPartService()
.getActivePart();
if (part instanceof IEditorPart) {
IEditorInput input = ((IEditorPart) part).getEditorInput();
Object resource = Util.getAdapter(input, resourceClass);
if (resource != null) {
selectionToPass = new StructuredSelection(resource);
}
}
}
}
wizard.init(workbenchWindow.getWorkbench(), selectionToPass);
IDialogSettings workbenchSettings = WorkbenchPlugin.getDefault()
.getDialogSettings();
IDialogSettings wizardSettings = workbenchSettings
.getSection("NewWizardAction"); //$NON-NLS-1$
if (wizardSettings == null) {
wizardSettings = workbenchSettings.addNewSection("NewWizardAction"); //$NON-NLS-1$
}
wizard.setDialogSettings(wizardSettings);
wizard.setForcePreviousAndNextButtons(true);
Shell parent = workbenchWindow.getShell();
WizardDialog dialog = new WizardDialog(parent, wizard);
dialog.create();
dialog.getShell().setSize(
Math.max(SIZING_WIZARD_WIDTH, dialog.getShell().getSize().x),
SIZING_WIZARD_HEIGHT);
PlatformUI.getWorkbench().getHelpSystem().setHelp(dialog.getShell(),
IWorkbenchHelpContextIds.NEW_WIZARD);
dialog.open();
}
/* (non-Javadoc)
* Method declared on ActionFactory.IWorkbenchAction.
* @since 3.0
*/
public void dispose() {
if (workbenchWindow == null) {
// action has already been disposed
return;
}
tracker.dispose();
workbenchWindow = null;
}
}