SelectionDialog.java

/*******************************************************************************
 * Copyright (c) 2008, 2011 Obeo.
 * 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:
 *     Obeo - initial API and implementation
 *******************************************************************************/
package org.eclipse.emf.eef.runtime.ui.widgets;

import org.eclipse.swt.SWT;
import org.eclipse.swt.events.FocusListener;
import org.eclipse.swt.events.KeyListener;
import org.eclipse.swt.events.SelectionListener;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Text;
import org.eclipse.ui.forms.widgets.FormToolkit;

/**
 * 
 */
public class SelectionDialog extends Composite {

	private FormToolkit widgetFactory;

	private Text text;

	private Button browseButton;

	/**
	 * The constructor.
	 * 
	 * @param parent
	 * @param style
	 */
	public SelectionDialog(Composite parent, int style) {
		super(parent, style);
		createControl();
	}

	/**
	 * The constructor.
	 * 
	 * @param parent
	 * @param style
	 * @param widgetFactory
	 */
	public SelectionDialog(Composite parent, int style, FormToolkit widgetFactory) {
		super(parent, style);
		this.widgetFactory = widgetFactory;
		createControl();
	}

	/**
	 * 
	 */
	private void createControl() {
		GridLayout layout = new GridLayout();
		layout.numColumns = 2;
		this.setLayout(layout);
		if (widgetFactory != null) {
			text = widgetFactory.createText(this, "");
			text.setData(FormToolkit.KEY_DRAW_BORDER, FormToolkit.TEXT_BORDER);
			widgetFactory.paintBordersFor(this);
			browseButton = widgetFactory.createButton(this, "Browse...", SWT.PUSH);
			text.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
		} else {
			text = new Text(this, SWT.NONE);
			text.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
			browseButton = new Button(this, SWT.PUSH);
			browseButton.setText("Browse...");
		}
	}

	/**
	 * @return the text of the text widget.
	 */
	public String getText() {
		if (text != null)
			return text.getText();
		return "";
	}

	/**
	 * @param text
	 */
	public void setText(String text) {
		if (this.text != null)
			this.text.setText(text);
	}

	/**
	 * Adds a selection listener on browse button.
	 * 
	 * @param selectionListener
	 */
	public void addSelectionListener(SelectionListener selectionListener) {
		if (browseButton != null)
			browseButton.addSelectionListener(selectionListener);
	}

	/**
	 * 
	 */
	public void addFocusListener(FocusListener focusListener) {
		if (this.text != null)
			this.text.addFocusListener(focusListener);
	}

	/**
	 * 
	 */
	public void addKeyListener(KeyListener keyListener) {
		if (this.text != null)
			this.text.addKeyListener(keyListener);
	}

	@Override
	public void setEnabled(boolean enabled) {
		super.setEnabled(enabled);
		browseButton.setEnabled(enabled);
		text.setEnabled(enabled);
	}

	
}