| /******************************************************************************* |
| * Copyright (c) 2004, 2015 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.internal.tasks.ui.editors; |
| |
| import org.eclipse.mylyn.tasks.core.data.TaskAttribute; |
| import org.eclipse.mylyn.tasks.core.data.TaskDataModel; |
| import org.eclipse.mylyn.tasks.ui.editors.AbstractAttributeEditor; |
| import org.eclipse.swt.SWT; |
| import org.eclipse.swt.events.SelectionAdapter; |
| import org.eclipse.swt.events.SelectionEvent; |
| import org.eclipse.swt.widgets.Button; |
| import org.eclipse.swt.widgets.Composite; |
| import org.eclipse.ui.PlatformUI; |
| import org.eclipse.ui.forms.widgets.FormToolkit; |
| |
| /** |
| * @author Steffen Pingel |
| */ |
| public class BooleanAttributeEditor extends AbstractAttributeEditor { |
| |
| private Button button; |
| |
| private boolean ignoreNotification; |
| |
| private boolean suppressRefresh; |
| |
| public BooleanAttributeEditor(TaskDataModel manager, TaskAttribute taskAttribute) { |
| super(manager, taskAttribute); |
| } |
| |
| @Override |
| public void createControl(Composite parent, FormToolkit toolkit) { |
| button = toolkit.createButton(parent, super.getLabel(), SWT.CHECK); |
| button.setEnabled(!isReadOnly()); |
| button.addSelectionListener(new SelectionAdapter() { |
| @Override |
| public void widgetSelected(SelectionEvent e) { |
| if (!ignoreNotification) { |
| try { |
| suppressRefresh = true; |
| setValue(button.getSelection()); |
| } finally { |
| suppressRefresh = false; |
| } |
| } |
| } |
| }); |
| button.setToolTipText(getDescription()); |
| refresh(); |
| setControl(button); |
| if (!getTaskAttribute().hasValue()) { |
| // set initial value to false to match what the editor shows |
| // use asyncExec to ensure this happens after decorating, otherwise this appears as an incoming change |
| PlatformUI.getWorkbench().getDisplay().asyncExec(new Runnable() { |
| public void run() { |
| if (!getTaskAttribute().hasValue()) { |
| getAttributeMapper().setBooleanValue(getTaskAttribute(), false); |
| } |
| } |
| }); |
| } |
| } |
| |
| @Override |
| public String getLabel() { |
| return ""; //$NON-NLS-1$ |
| } |
| |
| public boolean getValue() { |
| return getAttributeMapper().getBooleanValue(getTaskAttribute()); |
| } |
| |
| @Override |
| protected boolean needsValue() { |
| return false; |
| } |
| |
| public void setValue(boolean value) { |
| getAttributeMapper().setBooleanValue(getTaskAttribute(), value); |
| attributeChanged(); |
| } |
| |
| @Override |
| public void refresh() { |
| if (button == null || button.isDisposed()) { |
| return; |
| } |
| |
| try { |
| ignoreNotification = true; |
| button.setSelection(getValue()); |
| } finally { |
| ignoreNotification = false; |
| } |
| } |
| |
| @Override |
| public boolean shouldAutoRefresh() { |
| return !suppressRefresh; |
| } |
| |
| } |