From 5e7c489921f3141e62f229646d7f16c7b691be3d Mon Sep 17 00:00:00 2001
From: Matthias Schiffer <mschiffer@universe-factory.net>
Date: Sun, 1 May 2011 00:18:55 +0200
Subject: Add 2-argument events

git-svn-id: svn://sunsvr01.isp.uni-luebeck.de/swproj13/trunk@43 72836036-5685-4462-b002-a69064685172
---
 src/jrummikub/util/Event2.java     | 23 +++++++++++++++++++++++
 src/jrummikub/util/IEvent2.java    |  6 ++++++
 src/jrummikub/util/IListener2.java |  5 +++++
 3 files changed, 34 insertions(+)
 create mode 100644 src/jrummikub/util/Event2.java
 create mode 100644 src/jrummikub/util/IEvent2.java
 create mode 100644 src/jrummikub/util/IListener2.java

(limited to 'src/jrummikub/util')

diff --git a/src/jrummikub/util/Event2.java b/src/jrummikub/util/Event2.java
new file mode 100644
index 0000000..19d2d58
--- /dev/null
+++ b/src/jrummikub/util/Event2.java
@@ -0,0 +1,23 @@
+package jrummikub.util;
+
+import java.util.HashSet;
+
+public class Event2<T1, T2> implements IEvent2<T1, T2> {
+private HashSet<IListener2<T1, T2>> listeners = new HashSet<IListener2<T1, T2>>();
+  
+  @Override
+  public void add(IListener2<T1, T2> listener) {
+    listeners.add(listener);
+  }
+
+  @Override
+  public void remove(IListener2<T1, T2> listener) {
+    listeners.remove(listener);
+  }
+
+  public void fire(T1 value1, T2 value2) {
+    for (IListener2<T1, T2> listener : listeners) {
+      listener.fire(value1, value2);
+    }
+  }
+}
diff --git a/src/jrummikub/util/IEvent2.java b/src/jrummikub/util/IEvent2.java
new file mode 100644
index 0000000..f677a2d
--- /dev/null
+++ b/src/jrummikub/util/IEvent2.java
@@ -0,0 +1,6 @@
+package jrummikub.util;
+
+public interface IEvent2<T1, T2> {
+  public void add(IListener2<T1, T2> listener);
+  public void remove(IListener2<T1, T2> listener);
+}
diff --git a/src/jrummikub/util/IListener2.java b/src/jrummikub/util/IListener2.java
new file mode 100644
index 0000000..b1832c1
--- /dev/null
+++ b/src/jrummikub/util/IListener2.java
@@ -0,0 +1,5 @@
+package jrummikub.util;
+
+public interface IListener2<T1, T2> {
+  public void fire(T1 value1, T2 value2);
+}
-- 
cgit v1.2.3