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/*******************************************************************************
* Copyright (c) 2011, 2014 Ericsson, École Polytechnique de Montréal
*
* 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:
* Francois Chouinard - Copied and adapted from NewFolderDialog
* Geneviève Bastien - Moved the actual copy code to model element's class
*******************************************************************************/
package org.eclipse.tracecompass.tmf.ui.project.wizards;
import java.lang.reflect.InvocationTargetException;
import org.eclipse.core.resources.IFolder;
import org.eclipse.core.resources.IResource;
import org.eclipse.core.resources.IWorkspace;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IPath;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.OperationCanceledException;
import org.eclipse.core.runtime.Path;
import org.eclipse.core.runtime.Status;
import org.eclipse.jface.dialogs.IDialogConstants;
import org.eclipse.jface.dialogs.MessageDialog;
import org.eclipse.osgi.util.NLS;
import org.eclipse.swt.SWT;
import org.eclipse.swt.graphics.Font;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;
import org.eclipse.swt.widgets.Event;
import org.eclipse.swt.widgets.Label;
import org.eclipse.swt.widgets.Listener;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.swt.widgets.Text;
import org.eclipse.tracecompass.internal.tmf.ui.Activator;
import org.eclipse.tracecompass.tmf.ui.project.model.TmfExperimentElement;
import org.eclipse.tracecompass.tmf.ui.project.model.TmfExperimentFolder;
import org.eclipse.ui.PlatformUI;
import org.eclipse.ui.actions.WorkspaceModifyOperation;
import org.eclipse.ui.dialogs.SelectionStatusDialog;
/**
* Implementation of the copy experiement dialog box.
* <p>
*
* @version 1.0
* @author Francois Chouinard
*/
public class CopyExperimentDialog extends SelectionStatusDialog {
// ------------------------------------------------------------------------
// Members
// ------------------------------------------------------------------------
private final TmfExperimentElement fExperiment;
private Text fNewExperimentName;
private IFolder fExperimentFolder;
// ------------------------------------------------------------------------
// Constructor
// ------------------------------------------------------------------------
/**
* Constructor
*
* @param shell
* The parent shell
* @param experiment
* The TMF experiment model element
*/
public CopyExperimentDialog(Shell shell, TmfExperimentElement experiment) {
super(shell);
fExperiment = experiment;
TmfExperimentFolder folder = (TmfExperimentFolder) experiment.getParent();
fExperimentFolder = folder.getResource();
setTitle(Messages.CopyExperimentDialog_DialogTitle);
setStatusLineAboveButtons(true);
}
// ------------------------------------------------------------------------
// Dialog
// ------------------------------------------------------------------------
@Override
protected Control createDialogArea(Composite parent) {
Composite composite = (Composite) super.createDialogArea(parent);
composite.setLayout(new GridLayout());
composite.setLayoutData(new GridData(GridData.FILL_BOTH));
createNewExperimentNameGroup(composite);
return composite;
}
private void createNewExperimentNameGroup(Composite parent) {
Font font = parent.getFont();
Composite folderGroup = new Composite(parent, SWT.NONE);
GridLayout layout = new GridLayout();
layout.numColumns = 2;
folderGroup.setLayout(layout);
folderGroup.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
// Old experiment name label
Label oldExperimentLabel = new Label(folderGroup, SWT.NONE);
oldExperimentLabel.setFont(font);
oldExperimentLabel.setText(Messages.CopyExperimentDialog_ExperimentName);
// Old experiment name field
Text oldExperimentName = new Text(folderGroup, SWT.BORDER);
GridData data = new GridData(GridData.FILL_HORIZONTAL);
data.widthHint = IDialogConstants.ENTRY_FIELD_WIDTH;
oldExperimentName.setLayoutData(data);
oldExperimentName.setFont(font);
oldExperimentName.setText(fExperiment.getName());
oldExperimentName.setEnabled(false);
// New experiment name label
Label newExperimentLabel = new Label(folderGroup, SWT.NONE);
newExperimentLabel.setFont(font);
newExperimentLabel.setText(Messages.CopyExperimentDialog_ExperimentNewName);
// New experiment name entry field
fNewExperimentName = new Text(folderGroup, SWT.BORDER);
data = new GridData(GridData.FILL_HORIZONTAL);
data.widthHint = IDialogConstants.ENTRY_FIELD_WIDTH;
fNewExperimentName.setLayoutData(data);
fNewExperimentName.setFont(font);
fNewExperimentName.addListener(SWT.Modify, new Listener() {
@Override
public void handleEvent(Event event) {
validateNewExperimentName();
}
});
}
private void validateNewExperimentName() {
String name = fNewExperimentName.getText();
IWorkspace workspace = fExperimentFolder.getWorkspace();
IStatus nameStatus = workspace.validateName(name, IResource.FOLDER);
if ("".equals(name)) { //$NON-NLS-1$
updateStatus(new Status(IStatus.ERROR, Activator.PLUGIN_ID, IStatus.ERROR, Messages.Dialog_EmptyNameError, null));
return;
}
if (!nameStatus.isOK()) {
updateStatus(nameStatus);
return;
}
IPath path = new Path(name);
if (fExperimentFolder.getFolder(path).exists() || fExperimentFolder.getFile(path).exists()) {
updateStatus(new Status(IStatus.ERROR, Activator.PLUGIN_ID, IStatus.ERROR, Messages.Dialog_ExistingNameError, null));
return;
}
updateStatus(new Status(IStatus.OK, Activator.PLUGIN_ID, "")); //$NON-NLS-1$
}
// ------------------------------------------------------------------------
// SelectionStatusDialog
// ------------------------------------------------------------------------
@Override
protected void computeResult() {
}
@Override
public void create() {
super.create();
getButton(IDialogConstants.OK_ID).setEnabled(false);
}
@Override
protected void okPressed() {
IFolder folder = copyExperiment(fNewExperimentName.getText());
if (folder == null) {
return;
}
setSelectionResult(new IFolder[] { folder });
super.okPressed();
}
private IFolder copyExperiment(final String newName) {
WorkspaceModifyOperation operation = new WorkspaceModifyOperation() {
@Override
public void execute(IProgressMonitor monitor) throws CoreException {
try {
monitor.beginTask("", 1000); //$NON-NLS-1$
if (monitor.isCanceled()) {
throw new OperationCanceledException();
}
fExperiment.copy(newName, true);
if (monitor.isCanceled()) {
throw new OperationCanceledException();
}
} finally {
monitor.done();
}
}
};
try {
PlatformUI.getWorkbench().getProgressService().busyCursorWhile(operation);
} catch (InterruptedException exception) {
return null;
} catch (InvocationTargetException exception) {
MessageDialog.openError(getShell(), "", NLS.bind("", exception.getTargetException().getMessage())); //$NON-NLS-1$ //$NON-NLS-2$
return null;
} catch (RuntimeException exception) {
return null;
}
return fExperiment.getResource();
}
}
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