| /******************************************************************************* |
| * Copyright (c) 2006 IBM Corporation and others. |
| * 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: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.debug.internal.ui.views.console; |
| |
| import org.eclipse.debug.internal.ui.DebugUIPlugin; |
| import org.eclipse.jface.action.Action; |
| import org.eclipse.jface.action.IAction; |
| import org.eclipse.jface.preference.IPreferenceStore; |
| import org.eclipse.jface.util.IPropertyChangeListener; |
| import org.eclipse.jface.util.PropertyChangeEvent; |
| |
| /** |
| * Abstract action for toggling preference to automatically show |
| * the console when a streams content changes. |
| * |
| * @since 3.3 |
| */ |
| public abstract class ShowWhenContentChangesAction extends Action implements IPropertyChangeListener{ |
| |
| /** |
| * Constructs an action to toggle console auto activation preferences |
| */ |
| public ShowWhenContentChangesAction(String name) { |
| super(name, IAction.AS_CHECK_BOX); |
| setToolTipText(name); |
| getPreferenceStore().addPropertyChangeListener(this); |
| update(); |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.jface.util.IPropertyChangeListener#propertyChange(org.eclipse.jface.util.PropertyChangeEvent) |
| */ |
| public void propertyChange(PropertyChangeEvent event) { |
| String property = event.getProperty(); |
| if (property.equals(getKey())) { |
| update(); |
| } |
| } |
| |
| protected abstract String getKey(); |
| |
| private void update() { |
| IPreferenceStore store = getPreferenceStore(); |
| if (store.getBoolean(getKey())) { |
| // on |
| setChecked(true); |
| } else { |
| // off |
| setChecked(false); |
| } |
| } |
| |
| /** |
| * @return |
| */ |
| private IPreferenceStore getPreferenceStore() { |
| return DebugUIPlugin.getDefault().getPreferenceStore(); |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.jface.action.Action#run() |
| */ |
| public void run() { |
| IPreferenceStore store = getPreferenceStore(); |
| boolean show = isChecked(); |
| store.removePropertyChangeListener(this); |
| store.setValue(getKey(), show); |
| store.addPropertyChangeListener(this); |
| } |
| |
| /** |
| * Must be called to dispose this action. |
| */ |
| public void dispose() { |
| getPreferenceStore().removePropertyChangeListener(this); |
| } |
| |
| } |