Migrated source code from Simantics SVN

[simantics/platform.git] / bundles / org.simantics.g2d / src / org / simantics / g2d / diagram / handler / CanvasListener.java

diff --git a/bundles/org.simantics.g2d/src/org/simantics/g2d/diagram/handler/CanvasListener.java b/bundles/org.simantics.g2d/src/org/simantics/g2d/diagram/handler/CanvasListener.java
new file mode 100644 (file)
index 0000000..8f8ee49
--- /dev/null
+++ b/bundles/org.simantics.g2d/src/org/simantics/g2d/diagram/handler/CanvasListener.java
@@ -0,0 +1,31 @@
+/*******************************************************************************\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.diagram.handler;\r
+\r
+import org.simantics.g2d.canvas.ICanvasContext;\r
+import org.simantics.g2d.diagram.IDiagram;\r
+\r
+/**\r
+ * Hooks events of adding / removing diagram to/from canvas.\r
+ * <p>\r
+ * This handler requires DiagramParticipant.\r
+ * <p>\r
+ * Note, diagram may be added to multiple canvases at the same time\r
+ * \r
+ * @author Toni Kalajainen\r
+ */\r
+public interface CanvasListener extends DiagramHandler {\r
+\r
+       public void onAddedToCanvas(IDiagram d, ICanvasContext canvas);\r
+       public void onRemovedFromCanvas(IDiagram d, ICanvasContext canvas);\r
+       \r
+}\r