diff options
Diffstat (limited to 'plugins/org.eclipse.wst.server.discovery/src/org/eclipse/wst/server/discovery/internal/wizard/BaseLabelProvider.java')
-rw-r--r-- | plugins/org.eclipse.wst.server.discovery/src/org/eclipse/wst/server/discovery/internal/wizard/BaseLabelProvider.java | 142 |
1 files changed, 0 insertions, 142 deletions
diff --git a/plugins/org.eclipse.wst.server.discovery/src/org/eclipse/wst/server/discovery/internal/wizard/BaseLabelProvider.java b/plugins/org.eclipse.wst.server.discovery/src/org/eclipse/wst/server/discovery/internal/wizard/BaseLabelProvider.java deleted file mode 100644 index 2bf1fdb7e..000000000 --- a/plugins/org.eclipse.wst.server.discovery/src/org/eclipse/wst/server/discovery/internal/wizard/BaseLabelProvider.java +++ /dev/null @@ -1,142 +0,0 @@ -/******************************************************************************* - * Copyright (c) 2003, 2007 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.wst.server.discovery.internal.wizard; - -import java.util.ArrayList; -import java.util.List; - -import org.eclipse.jface.viewers.ILabelDecorator; -import org.eclipse.jface.viewers.ILabelProvider; -import org.eclipse.jface.viewers.ILabelProviderListener; -import org.eclipse.jface.viewers.LabelProviderChangedEvent; -import org.eclipse.swt.graphics.Image; -import org.eclipse.ui.PlatformUI; -import org.eclipse.wst.server.discovery.internal.Trace; -/** - * A basic label provider. - */ -public abstract class BaseLabelProvider implements ILabelProvider { - protected ILabelDecorator decorator; - private transient List<ILabelProviderListener> listeners; - private ILabelProviderListener providerListener; - - /** - * A basic ILabelProvider with no decorator. - */ - public BaseLabelProvider() { - this(null); - } - - /** - * A basic ILabelProvider with support for a decorator. - * - * @param decorator a label decorator, or null if no decorator is required - */ - public BaseLabelProvider(ILabelDecorator decorator) { - super(); - if (decorator == null) - decorator = PlatformUI.getWorkbench().getDecoratorManager().getLabelDecorator(); - - this.decorator = decorator; - if (decorator != null) { - providerListener = new ILabelProviderListener() { - public void labelProviderChanged(LabelProviderChangedEvent event) { - fireListener(event); - } - }; - decorator.addListener(providerListener); - } - } - - /** - * Use this method to avoid having a label decorator. This method is NOT API. - * - * @param noDecorator - */ - public BaseLabelProvider(boolean noDecorator) { - super(); - } - - /** - * @see org.eclipse.jface.viewers.IBaseLabelProvider#addListener(org.eclipse.jface.viewers.ILabelProviderListener) - */ - public void addListener(ILabelProviderListener listener) { - if (listener == null) - throw new IllegalArgumentException("Listener cannot be null"); - - if (listeners == null) - listeners = new ArrayList<ILabelProviderListener>(); - listeners.add(listener); - } - - /** - * @see org.eclipse.jface.viewers.IBaseLabelProvider#removeListener(org.eclipse.jface.viewers.ILabelProviderListener) - */ - public void removeListener(ILabelProviderListener listener) { - if (listener == null) - throw new IllegalArgumentException("Listener cannot be null"); - - if (listeners != null) - listeners.remove(listener); - } - - protected void fireListener(LabelProviderChangedEvent event) { - if (listeners == null || listeners.isEmpty()) - return; - - int size = listeners.size(); - ILabelProviderListener[] srl = new ILabelProviderListener[size]; - listeners.toArray(srl); - - for (int i = 0; i < size; i++) { - try { - srl[i].labelProviderChanged(event); - } catch (Exception e) { - Trace.trace(Trace.WARNING, " Error firing label change event to " + srl[i], e); - } - } - } - - /** - * @see org.eclipse.jface.viewers.IBaseLabelProvider#dispose() - */ - public void dispose() { - if (decorator != null) - decorator.removeListener(providerListener); - } - - /** - * @see ILabelProvider#getImage(java.lang.Object) - */ - public Image getImage(Object element) { - return null; - } - - /** - * @see ILabelProvider#getText(java.lang.Object) - */ - public String getText(Object element) { - return ""; - } - - /** - * @see org.eclipse.jface.viewers.IBaseLabelProvider#isLabelProperty(java.lang.Object, java.lang.String) - */ - public boolean isLabelProperty(Object element, String property) { - return false; - } - - protected String notNull(String s) { - if (s == null) - return ""; - return s; - } -} |