/*******************************************************************************
* Copyright (c) 2000, 2007 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
*
*******************************************************************************/
package org.eclipse.php.internal.ui.actions;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.dltk.core.DLTKCore;
import org.eclipse.dltk.core.ScriptModelUtil;
import org.eclipse.dltk.internal.corext.refactoring.RefactoringAvailabilityTester;
import org.eclipse.dltk.internal.corext.refactoring.reorg.ReorgUtils;
import org.eclipse.dltk.internal.ui.refactoring.reorg.ReorgMessages;
import org.eclipse.dltk.ui.DLTKUIPlugin;
import org.eclipse.dltk.ui.actions.SelectionDispatchAction;
import org.eclipse.dltk.ui.util.ExceptionHandler;
import org.eclipse.jface.action.IAction;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.ltk.core.refactoring.participants.DeleteRefactoring;
import org.eclipse.php.internal.ui.refactor.processors.DeleteUserInterfaceManager;
import org.eclipse.php.internal.ui.refactor.processors.ScriptDeleteProcessor;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.ui.ISharedImages;
import org.eclipse.ui.IWorkbenchSite;
import org.eclipse.ui.actions.DeleteResourceAction;
public class DeleteAction extends SelectionDispatchAction {
public DeleteAction(IWorkbenchSite site) {
super(site);
setText(ReorgMessages.DeleteAction_3);
setDescription(ReorgMessages.DeleteAction_4);
ISharedImages workbenchImages = DLTKUIPlugin.getDefault()
.getWorkbench().getSharedImages();
setDisabledImageDescriptor(workbenchImages
.getImageDescriptor(ISharedImages.IMG_TOOL_DELETE_DISABLED));
setImageDescriptor(workbenchImages
.getImageDescriptor(ISharedImages.IMG_TOOL_DELETE));
setHoverImageDescriptor(workbenchImages
.getImageDescriptor(ISharedImages.IMG_TOOL_DELETE));
if (DLTKCore.DEBUG) {
System.err.println(Messages.DeleteAction_0);
}
}
/*
* @see SelectionDispatchAction#selectionChanged(IStructuredSelection)
*/
public void selectionChanged(IStructuredSelection selection) {
if (ReorgUtils.containsOnlyProjects(selection.toList())) {
setEnabled(createWorkbenchAction(selection).isEnabled());
return;
}
try {
setEnabled(RefactoringAvailabilityTester
.isDeleteAvailable(selection.toArray()));
} catch (CoreException e) {
// no ui here - this happens on selection changes
// http://bugs.eclipse.org/bugs/show_bug.cgi?id=19253
if (ScriptModelUtil.isExceptionToBeLogged(e))
DLTKUIPlugin.log(e);
setEnabled(false);
}
}
private IAction createWorkbenchAction(IStructuredSelection selection) {
DeleteResourceAction action = new DeleteResourceAction(getShell());
action.selectionChanged(selection);
return action;
}
public void run(IStructuredSelection selection) {
if (ReorgUtils.containsOnlyProjects(selection.toList())) {
createWorkbenchAction(selection).run();
return;
}
try {
startDeleteRefactoring(selection.toArray(), getShell());
} catch (CoreException e) {
ExceptionHandler.handle(e, "", //$NON-NLS-1$
""); //$NON-NLS-1$
}
}
@SuppressWarnings("restriction")
public void startDeleteRefactoring(final Object[] elements,
final Shell shell) throws CoreException {
final DeleteRefactoring refactoring = new DeleteRefactoring(
new ScriptDeleteProcessor(elements));
DeleteUserInterfaceManager.getDefault().getStarter(refactoring)
.activate(refactoring, shell, false);
}
}