/*******************************************************************************
* Copyright (c) 2010 György Orosz.
* 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:
* György Orosz - initial API and implementation
******************************************************************************/
package org.erlide.wrangler.refactoring.ui.wizardpages;
import java.util.ArrayList;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.ModifyEvent;
import org.eclipse.swt.events.ModifyListener;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.events.SelectionListener;
import org.eclipse.swt.layout.RowLayout;
import org.eclipse.swt.widgets.Combo;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Label;
import org.erlide.wrangler.refactoring.core.SimpleOneStepWranglerRefactoring;
import org.erlide.wrangler.refactoring.core.SimpleWranglerRefactoring;
import org.erlide.wrangler.refactoring.ui.validator.AtomValidator;
import org.erlide.wrangler.refactoring.ui.validator.IValidator;
/**
* Input page which displays a combo input element, and offers to select on of
* the listed elements
*
* @author Gyorgy Orosz
* @version %I%, %G%
*/
public class ComboInputPage extends InputPage {
protected String labelText;
protected Composite composite;
protected Label inputLabel;
protected ArrayList<String> moduleNames;
protected Combo selectionList;
/**
* Constructor
*
* @param name
* Input page title
* @param description
* description of the input page
* @param labelText
* label text of the input data
* @param moduleNames
* list of possible selections
*/
public ComboInputPage(final String name, final String description,
final String labelText, final ArrayList<String> moduleNames) {
super(name);
setDescription(description);
this.labelText = labelText;
this.moduleNames = moduleNames;
setPageComplete(false);
}
@Override
public void createControl(final Composite parent) {
composite = new Composite(parent, SWT.NONE);
inputLabel = new Label(composite, SWT.LEFT);
inputLabel.setText(labelText);
// GridData gridData = new GridData();
// gridData.horizontalAlignment = GridData.FILL;
// gridData.horizontalSpan = 2;
// inputLabel.setLayoutData(gridData);
selectionList = new Combo(composite, SWT.DROP_DOWN);
for (final String s : moduleNames) {
selectionList.add(s);
}
// gridData = new GridData();
// gridData.horizontalAlignment = GridData.FILL;
// gridData.horizontalSpan = 2;
// selectionList.setLayoutData(gridData);
// GridLayout layout = new GridLayout();
final RowLayout layout = new RowLayout();
layout.spacing = 5;
layout.center = true;
composite.setLayout(layout);
setControl(composite);
selectionList.addSelectionListener(new SelectionListener() {
@Override
public void widgetDefaultSelected(final SelectionEvent e) {
}
@Override
@SuppressWarnings("synthetic-access")
public void widgetSelected(final SelectionEvent e) {
((SimpleOneStepWranglerRefactoring) getRefactoring())
.setUserInput(selectionList.getText());
setPageComplete(true);
}
});
final IValidator validator = new AtomValidator();
selectionList.addModifyListener(new ModifyListener() {
@Override
public void modifyText(final ModifyEvent e) {
if (validator.isValid(selectionList.getText())) {
((SimpleWranglerRefactoring) getRefactoring())
.setUserInput(selectionList.getText());
setErrorMessage(null);
setPageComplete(true);
} else {
setPageComplete(false);
setErrorMessage("Module name must be a a valid atom!");
}
}
});
}
@Override
protected boolean isInputValid() {
return false;
}
}