X-Git-Url: https://gerrit.simantics.org/r/gitweb?a=blobdiff_plain;f=bundles%2Forg.simantics.browsing.ui.nattable%2Fsrc%2Forg%2Fsimantics%2Fbrowsing%2Fui%2Fnattable%2FTreeNode.java;fp=bundles%2Forg.simantics.browsing.ui.nattable%2Fsrc%2Forg%2Fsimantics%2Fbrowsing%2Fui%2Fnattable%2FTreeNode.java;h=529d02f4916c3745ae9e6a56de4b51c296d0f425;hb=d7ce5ab37a70cf207e3bfe0045c0df3f1fb98415;hp=4f9273d9120cfd48547986b1fcb630120fe98582;hpb=d613530ca19459bcc8a75015ec28533968b92c2d;p=simantics%2Fplatform.git

diff --git a/bundles/org.simantics.browsing.ui.nattable/src/org/simantics/browsing/ui/nattable/TreeNode.java b/bundles/org.simantics.browsing.ui.nattable/src/org/simantics/browsing/ui/nattable/TreeNode.java
index 4f9273d91..529d02f49 100644
--- a/bundles/org.simantics.browsing.ui.nattable/src/org/simantics/browsing/ui/nattable/TreeNode.java
+++ b/bundles/org.simantics.browsing.ui.nattable/src/org/simantics/browsing/ui/nattable/TreeNode.java
@@ -295,6 +295,25 @@ public class TreeNode implements IAdaptable {
 		manager = null;	
 	}
 	
+	/**
+	 * Fast dispose is used to wipe the whole tree.
+	 * 
+	 * ContextToNodeMap is cleared with one command, so we do not need to remove nodes one by one from the map.
+	 */
+	public void fastDispose() {
+		if (DEBUG)	System.out.println("dispose " + this);
+		parent = null;
+		for (TreeNode n : children) {
+			n.fastDispose();
+		}
+		clearCache();
+		children.clear();
+		context = null;
+		explorerContext = null;
+		manager.dispose();
+		manager = null;	
+	}
+	
 	private void clearCache() {
 		if (explorerContext != null) {
 			GECache2 cache = explorerContext.cache;