Refactor SWT directory structure.

[lgpl/argeo-commons.git] / swt / org.argeo.cms.swt / src / org / argeo / cms / swt / Selected.java

diff --git a/swt/org.argeo.cms.swt/src/org/argeo/cms/swt/Selected.java b/swt/org.argeo.cms.swt/src/org/argeo/cms/swt/Selected.java
new file mode 100644 (file)
index 0000000..03fbad0
--- /dev/null
+++ b/swt/org.argeo.cms.swt/src/org/argeo/cms/swt/Selected.java
@@ -0,0 +1,21 @@
+package org.argeo.cms.swt;
+
+import org.eclipse.swt.events.SelectionEvent;
+import org.eclipse.swt.events.SelectionListener;
+
+/**
+ * {@link SelectionListener} as a functional interface in order to use as a
+ * short lambda expression in UI code.
+ * {@link SelectionListener#widgetDefaultSelected(SelectionEvent)} does nothing
+ * by default.
+ */
+@FunctionalInterface
+public interface Selected extends SelectionListener {
+       @Override
+       public void widgetSelected(SelectionEvent e);
+
+       default public void widgetDefaultSelected(SelectionEvent e) {
+               // does nothing
+       }
+
+}