X-Git-Url: https://gerrit.simantics.org/r/gitweb?p=simantics%2Fplatform.git;a=blobdiff_plain;f=bundles%2Forg.simantics.browsing.ui.nattable%2Fsrc%2Forg%2Fsimantics%2Fbrowsing%2Fui%2Fnattable%2Foverride%2FTreeCollapseAllCommandHandler.java;fp=bundles%2Forg.simantics.browsing.ui.nattable%2Fsrc%2Forg%2Fsimantics%2Fbrowsing%2Fui%2Fnattable%2Foverride%2FTreeCollapseAllCommandHandler.java;h=3060f5525753bb84b9c3df0c7096a4602035c520;hp=0000000000000000000000000000000000000000;hb=96bb7ef9cbe42d82eb58306d8f9b62392cc29ba8;hpb=ae5bb63c5c88f6569518fed2a24df86fbd0570ff

diff --git a/bundles/org.simantics.browsing.ui.nattable/src/org/simantics/browsing/ui/nattable/override/TreeCollapseAllCommandHandler.java b/bundles/org.simantics.browsing.ui.nattable/src/org/simantics/browsing/ui/nattable/override/TreeCollapseAllCommandHandler.java
new file mode 100644
index 000000000..3060f5525
--- /dev/null
+++ b/bundles/org.simantics.browsing.ui.nattable/src/org/simantics/browsing/ui/nattable/override/TreeCollapseAllCommandHandler.java
@@ -0,0 +1,58 @@
+/*******************************************************************************
+ * Copyright (c) 2013 Dirk Fauth and others.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ *    Dirk Fauth <dirk.fauth@gmail.com> - initial API and implementation
+ *******************************************************************************/
+package org.simantics.browsing.ui.nattable.override;
+
+import org.eclipse.nebula.widgets.nattable.command.ILayerCommandHandler;
+import org.eclipse.nebula.widgets.nattable.layer.ILayer;
+import org.eclipse.nebula.widgets.nattable.tree.TreeLayer;
+import org.eclipse.nebula.widgets.nattable.tree.command.TreeCollapseAllCommand;
+
+/**
+ * Command handler for the TreeCollapseAllCommand.
+ * <p>
+ * Will search over the whole tree structure in the associated TreeLayer to
+ * identify collapsible nodes and collapse them one after the other.
+ *
+ * @author Dirk Fauth
+ *
+ * @see TreeLayer
+ * @see TreeCollapseAllCommand
+ */
+public class TreeCollapseAllCommandHandler implements
+        ILayerCommandHandler<TreeCollapseAllCommand> {
+
+    /**
+     * The TreeLayer to which this command handler is connected.
+     */
+    private final TreeLayer2 treeLayer;
+
+    /**
+     *
+     * @param treeLayer
+     *            The TreeLayer to which this command handler should be
+     *            connected.
+     */
+    public TreeCollapseAllCommandHandler(TreeLayer2 treeLayer) {
+        this.treeLayer = treeLayer;
+    }
+
+    @Override
+    public boolean doCommand(ILayer targetLayer, TreeCollapseAllCommand command) {
+        this.treeLayer.collapseAll();
+        return true;
+    }
+
+    @Override
+    public Class<TreeCollapseAllCommand> getCommandClass() {
+        return TreeCollapseAllCommand.class;
+    }
+
+}