| /******************************************************************************* |
| * Copyright (c) 2011 Laurent CARON. |
| * 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: |
| * Laurent CARON (laurent.caron at gmail dot com) - Initial API and implementation |
| *******************************************************************************/ |
| package org.mihalis.opal.promptSupport; |
| |
| import org.eclipse.swt.widgets.Combo; |
| |
| /** |
| * Focus/Control listener for a Combo widget. |
| * |
| * @see ComboFocusControlEvent |
| */ |
| class ComboFocusControlListener extends BaseFocusControlListener { |
| |
| /** |
| * Constructor. |
| * |
| * @param control control on which this listener will be attached |
| */ |
| public ComboFocusControlListener(final Combo control) { |
| super(control); |
| } |
| |
| /** |
| * Hide prompt. |
| * |
| * @see org.mihalis.opal.promptSupport.BaseFocusControlListener#hidePrompt() |
| */ |
| @Override |
| protected void hidePrompt() { |
| ((Combo) this.control).setText(""); |
| } |
| |
| /** |
| * High light prompt. |
| * |
| * @see org.mihalis.opal.promptSupport.BaseFocusControlListener#highLightPrompt() |
| */ |
| @Override |
| protected void highLightPrompt() { |
| } |
| |
| /** |
| * Fill prompt text. |
| * |
| * @see org.mihalis.opal.promptSupport.BaseFocusControlListener#fillPromptText() |
| */ |
| @Override |
| protected void fillPromptText() { |
| final String promptText = PromptSupport.getPrompt(this.control); |
| if (promptText != null) { |
| this.control.getDisplay().asyncExec(new Runnable() { |
| |
| @Override |
| public void run() { |
| ((Combo) ComboFocusControlListener.this.control).setText(promptText); |
| } |
| }); |
| } |
| } |
| |
| /** |
| * Checks if is filled. |
| * |
| * @return true, if is filled |
| * @see org.mihalis.opal.promptSupport.BaseFocusControlListener#isFilled() |
| */ |
| @Override |
| protected boolean isFilled() { |
| final String promptText = PromptSupport.getPrompt(this.control); |
| if (promptText != null && promptText.equals(((Combo) this.control).getText().trim())) { |
| return false; |
| } |
| return !"".equals(((Combo) this.control).getText().trim()); |
| } |
| } |