diff options
Diffstat (limited to 'bundles/org.eclipse.swt/Eclipse SWT/common/org/eclipse/swt/events/ExpandListener.java')
-rw-r--r-- | bundles/org.eclipse.swt/Eclipse SWT/common/org/eclipse/swt/events/ExpandListener.java | 40 |
1 files changed, 38 insertions, 2 deletions
diff --git a/bundles/org.eclipse.swt/Eclipse SWT/common/org/eclipse/swt/events/ExpandListener.java b/bundles/org.eclipse.swt/Eclipse SWT/common/org/eclipse/swt/events/ExpandListener.java index 175fe0e33e..fe43a98255 100644 --- a/bundles/org.eclipse.swt/Eclipse SWT/common/org/eclipse/swt/events/ExpandListener.java +++ b/bundles/org.eclipse.swt/Eclipse SWT/common/org/eclipse/swt/events/ExpandListener.java @@ -1,5 +1,5 @@ /******************************************************************************* - * Copyright (c) 2000, 2006 IBM Corporation and others. + * Copyright (c) 2000, 2017 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 @@ -11,7 +11,9 @@ package org.eclipse.swt.events; -import org.eclipse.swt.internal.SWTEventListener; +import java.util.function.*; + +import org.eclipse.swt.internal.*; /** * Classes which implement this interface provide methods @@ -46,4 +48,38 @@ public void itemCollapsed(ExpandEvent e); * @param e an event containing information about the operation */ public void itemExpanded(ExpandEvent e); + +/** + * Static helper method to create a <code>ExpandListener</code> for the + * {@link #itemCollapsed(ExpandEvent e)}) method, given a lambda expression or a method reference. + * + * @param c the consumer of the event + * @return ExpandListener + * @since 3.107 + */ +public static ExpandListener itemCollapsedAdapter(Consumer<ExpandEvent> c) { + return new ExpandAdapter() { + @Override + public void itemCollapsed(ExpandEvent e) { + c.accept(e); + } + }; +} + +/** + * Static helper method to create a <code>ExpandListener</code> for the + * {@link #itemExpanded(ExpandEvent e)}) method, given a lambda expression or a method reference. + * + * @param c the consumer of the event + * @return ExpandListener + * @since 3.107 + */ +public static ExpandListener itemExpandedAdapter(Consumer<ExpandEvent> c) { + return new ExpandAdapter() { + @Override + public void itemExpanded(ExpandEvent e) { + c.accept(e); + } + }; +} } |