Migrated source code from Simantics SVN

[simantics/platform.git] / bundles / org.simantics.g2d / src / org / simantics / g2d / element / handler / impl / EnabledImpl.java

diff --git a/bundles/org.simantics.g2d/src/org/simantics/g2d/element/handler/impl/EnabledImpl.java b/bundles/org.simantics.g2d/src/org/simantics/g2d/element/handler/impl/EnabledImpl.java
new file mode 100644 (file)
index 0000000..661270c
--- /dev/null
+++ b/bundles/org.simantics.g2d/src/org/simantics/g2d/element/handler/impl/EnabledImpl.java
@@ -0,0 +1,58 @@
+/*******************************************************************************\r
+ * Copyright (c) 2007, 2010 Association for Decentralized Information Management\r
+ * in Industry THTH ry.\r
+ * All rights reserved. This program and the accompanying materials\r
+ * are made available under the terms of the Eclipse Public License v1.0\r
+ * which accompanies this distribution, and is available at\r
+ * http://www.eclipse.org/legal/epl-v10.html\r
+ *\r
+ * Contributors:\r
+ *     VTT Technical Research Centre of Finland - initial API and implementation\r
+ *******************************************************************************/\r
+package org.simantics.g2d.element.handler.impl;\r
+\r
+import org.simantics.g2d.diagram.IDiagram;\r
+import org.simantics.g2d.element.ElementHints;\r
+import org.simantics.g2d.element.IElement;\r
+import org.simantics.g2d.element.handler.Stateful;\r
+import org.simantics.g2d.element.handler.LifeCycle;\r
+\r
+/**\r
+ * @author Toni Kalajainen\r
+ */\r
+public class EnabledImpl implements Stateful, LifeCycle {\r
+\r
+    private static final long serialVersionUID = -9001251146906678336L;\r
+\r
+    public static final EnabledImpl ENABLED_BY_DEFAULT = new EnabledImpl();\r
+    public static final EnabledImpl DISABLED_BY_DEFAULT = new EnabledImpl();\r
+\r
+    @Override\r
+    public boolean isEnabled(IElement e) {\r
+        Boolean b = e.getHint(ElementHints.KEY_ENABLED); \r
+        return b==null ? false : b;\r
+    }\r
+\r
+    @Override\r
+    public void setEnabled(IElement e, boolean enabled) {\r
+        e.setHint(ElementHints.KEY_ENABLED, enabled);\r
+    }\r
+\r
+    @Override\r
+    public void onElementActivated(IDiagram d, IElement e) {\r
+    }\r
+\r
+    @Override\r
+    public void onElementCreated(IElement e) {\r
+        e.setHint(ElementHints.KEY_ENABLED, true);\r
+    }\r
+\r
+    @Override\r
+    public void onElementDeactivated(IDiagram d, IElement e) {\r
+    }\r
+\r
+    @Override\r
+    public void onElementDestroyed(IElement e) {\r
+    }\r
+\r
+}\r