/*******************************************************************************
* Copyright (c) 2000, 2005 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.internal;
import org.eclipse.jface.dialogs.IDialogConstants;
import org.eclipse.jface.dialogs.MessageDialog;
import org.eclipse.ui.IPerspectiveDescriptor;
import org.eclipse.ui.IWorkbenchPage;
import org.eclipse.ui.IWorkbenchWindow;
import org.eclipse.ui.internal.dialogs.SavePerspectiveDialog;
import org.eclipse.ui.internal.registry.PerspectiveDescriptor;
import org.eclipse.ui.internal.registry.PerspectiveRegistry;
/**
* Action to save the layout of the active perspective.
*/
public class SavePerspectiveAction extends PerspectiveAction {
/**
* Creates an instance of this class.
*
* @param window the workbench window in which this action appears
*/
public SavePerspectiveAction(IWorkbenchWindow window) {
super(window);
setText(WorkbenchMessages.SavePerspective_text);
setActionDefinitionId("org.eclipse.ui.window.savePerspective"); //$NON-NLS-1$
// @issue missing action id
setToolTipText(WorkbenchMessages.SavePerspective_toolTip);
window.getWorkbench().getHelpSystem().setHelp(this,
IWorkbenchHelpContextIds.SAVE_PERSPECTIVE_ACTION);
}
/* (non-Javadoc)
* Method declared on PerspectiveAction.
*/
protected void run(IWorkbenchPage page, IPerspectiveDescriptor persp) {
PerspectiveDescriptor desc = (PerspectiveDescriptor) persp;
if (desc != null) {
if (desc.isSingleton()) {
saveSingleton(page);
} else {
saveNonSingleton(page, desc);
}
}
}
/**
* Save a singleton over itself.
*/
private void saveSingleton(IWorkbenchPage page) {
String[] buttons = new String[] { IDialogConstants.OK_LABEL,
IDialogConstants.CANCEL_LABEL };
MessageDialog d = new MessageDialog(page.getWorkbenchWindow().getShell(),
WorkbenchMessages.SavePerspective_overwriteTitle,
null, WorkbenchMessages.SavePerspective_singletonQuestion,
MessageDialog.QUESTION, buttons, 0);
if (d.open() == 0) {
page.savePerspective();
}
}
/**
* Save a singleton over the user selection.
*/
private void saveNonSingleton(IWorkbenchPage page, PerspectiveDescriptor oldDesc) {
// Get reg.
PerspectiveRegistry reg = (PerspectiveRegistry) WorkbenchPlugin
.getDefault().getPerspectiveRegistry();
// Get persp name.
SavePerspectiveDialog dlg = new SavePerspectiveDialog(page.getWorkbenchWindow()
.getShell(), reg);
// Look up the descriptor by id again to ensure it is still valid.
IPerspectiveDescriptor description = reg.findPerspectiveWithId(oldDesc.getId());
dlg.setInitialSelection(description);
if (dlg.open() != IDialogConstants.OK_ID) {
return;
}
// Create descriptor.
PerspectiveDescriptor newDesc = (PerspectiveDescriptor) dlg.getPersp();
if (newDesc == null) {
String name = dlg.getPerspName();
newDesc = reg.createPerspective(name,
(PerspectiveDescriptor) description);
if (newDesc == null) {
MessageDialog.openError(dlg.getShell(), WorkbenchMessages.SavePerspective_errorTitle,
WorkbenchMessages.SavePerspective_errorMessage);
return;
}
}
// Save state.
page.savePerspectiveAs(newDesc);
}
}