| /******************************************************************************* |
| * Copyright (c) 2004, 2014 Tasktop Technologies and others. |
| * |
| * This program and the accompanying materials are made available under the |
| * terms of the Eclipse Public License v. 2.0 which is available at |
| * https://www.eclipse.org/legal/epl-2.0 |
| * |
| * SPDX-License-Identifier: EPL-2.0 |
| * |
| * Contributors: |
| * Tasktop Technologies - initial API and implementation |
| *******************************************************************************/ |
| |
| package org.eclipse.mylyn.tasks.tests.ui.editor; |
| |
| import junit.framework.TestCase; |
| |
| import org.eclipse.mylyn.commons.ui.CommonUiUtil; |
| import org.eclipse.mylyn.commons.workbench.WorkbenchUtil; |
| import org.eclipse.mylyn.internal.tasks.ui.editors.EditorUtil; |
| import org.eclipse.swt.SWT; |
| import org.eclipse.swt.widgets.Composite; |
| import org.eclipse.swt.widgets.Label; |
| import org.eclipse.swt.widgets.Scrollable; |
| import org.eclipse.swt.widgets.Shell; |
| |
| /** |
| * @author Steffen Pingel |
| */ |
| public class EditorUtilTest extends TestCase { |
| |
| public void testSetEnabledState() { |
| Shell shell = new Shell(); |
| Composite composite = new Composite(shell, SWT.NONE); |
| Label label = new Label(composite, SWT.NONE); |
| |
| CommonUiUtil.setEnabled(composite, false); |
| assertFalse(composite.getEnabled()); |
| assertFalse(label.getEnabled()); |
| |
| CommonUiUtil.setEnabled(composite, true); |
| assertTrue(composite.getEnabled()); |
| assertTrue(label.getEnabled()); |
| |
| CommonUiUtil.setEnabled(composite, true); |
| assertTrue(composite.getEnabled()); |
| assertTrue(label.getEnabled()); |
| } |
| |
| public void testSetEnabledStateDisabledChild() { |
| Shell shell = new Shell(); |
| Composite composite = new Composite(shell, SWT.NONE); |
| Label label = new Label(composite, SWT.NONE); |
| label.setEnabled(false); |
| |
| CommonUiUtil.setEnabled(composite, false); |
| assertFalse(composite.getEnabled()); |
| assertFalse(label.getEnabled()); |
| |
| CommonUiUtil.setEnabled(composite, true); |
| assertTrue(composite.getEnabled()); |
| assertFalse(label.getEnabled()); |
| } |
| |
| public void testSetEnabledStateDisabledParent() { |
| Shell shell = new Shell(); |
| Composite composite = new Composite(shell, SWT.NONE); |
| composite.setEnabled(false); |
| Label label = new Label(composite, SWT.NONE); |
| |
| CommonUiUtil.setEnabled(composite, false); |
| assertFalse(composite.getEnabled()); |
| assertFalse(label.getEnabled()); |
| |
| CommonUiUtil.setEnabled(composite, true); |
| assertFalse(composite.getEnabled()); |
| assertTrue(label.getEnabled()); |
| } |
| |
| public void testSetEnabledStateDisabledChildAndComposite() { |
| Shell shell = new Shell(); |
| Composite composite = new Composite(shell, SWT.NONE); |
| composite.setEnabled(false); |
| Label label = new Label(composite, SWT.NONE); |
| label.setEnabled(false); |
| |
| CommonUiUtil.setEnabled(composite, false); |
| assertFalse(composite.getEnabled()); |
| assertFalse(label.getEnabled()); |
| |
| CommonUiUtil.setEnabled(composite, true); |
| assertFalse(composite.getEnabled()); |
| assertFalse(label.getEnabled()); |
| } |
| |
| public void testSetEnabledStateDisableStateRemoved() { |
| Shell shell = new Shell(); |
| Composite composite = new Composite(shell, SWT.NONE); |
| Label label = new Label(composite, SWT.NONE); |
| label.setEnabled(false); |
| |
| CommonUiUtil.setEnabled(composite, false); |
| CommonUiUtil.setEnabled(composite, true); |
| // the second call should have not changed anything |
| CommonUiUtil.setEnabled(composite, true); |
| assertTrue(composite.getEnabled()); |
| assertFalse(label.getEnabled()); |
| } |
| |
| public void testSetEnabledWithoutDisabling() { |
| Shell shell = new Shell(); |
| Composite composite = new Composite(shell, SWT.NONE); |
| composite.setEnabled(false); |
| |
| CommonUiUtil.setEnabled(composite, true); |
| assertFalse(composite.getEnabled()); |
| CommonUiUtil.setEnabled(composite, true); |
| assertFalse(composite.getEnabled()); |
| } |
| |
| public void testAddScrollListener() { |
| Scrollable textWidget = new Composite(WorkbenchUtil.getShell(), SWT.V_SCROLL); |
| |
| assertNotNull(textWidget.getVerticalBar()); |
| assertEquals(0, textWidget.getListeners(SWT.MouseVerticalWheel).length); |
| |
| EditorUtil.addScrollListener(textWidget); |
| assertEquals(1, textWidget.getListeners(SWT.MouseVerticalWheel).length); |
| |
| // test when there is no vertical bar |
| textWidget = new Composite(WorkbenchUtil.getShell(), SWT.NONE); |
| assertNull(textWidget.getVerticalBar()); |
| |
| assertEquals(0, textWidget.getListeners(SWT.MouseVerticalWheel).length); |
| |
| EditorUtil.addScrollListener(textWidget); |
| assertEquals(1, textWidget.getListeners(SWT.MouseVerticalWheel).length); |
| } |
| |
| } |