1 files changed, 75 insertions, 0 deletions
diff --git a/org.eclipse.tracecompass.tmf.ui/src/org/eclipse/tracecompass/tmf/ui/views/filter/DeleteHandler.java b/org.eclipse.tracecompass.tmf.ui/src/org/eclipse/tracecompass/tmf/ui/views/filter/DeleteHandler.java
new file mode 100644
index 0000000000..bb01f0eb34
--- /dev/null
+++ b/org.eclipse.tracecompass.tmf.ui/src/org/eclipse/tracecompass/tmf/ui/views/filter/DeleteHandler.java
@@ -0,0 +1,75 @@
+/*******************************************************************************
+ * Copyright (c) 2013 Kalray
+ *
+ * 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:
+ *   Xavier Raynaud - Initial API and implementation
+ *******************************************************************************/
+
+package org.eclipse.tracecompass.tmf.ui.views.filter;
+
+import org.eclipse.core.commands.AbstractHandler;
+import org.eclipse.core.commands.ExecutionEvent;
+import org.eclipse.core.commands.ExecutionException;
+import org.eclipse.jface.viewers.ISelection;
+import org.eclipse.jface.viewers.IStructuredSelection;
+import org.eclipse.tracecompass.tmf.core.filter.model.ITmfFilterTreeNode;
+import org.eclipse.ui.IWorkbenchPage;
+import org.eclipse.ui.IWorkbenchPart;
+import org.eclipse.ui.IWorkbenchWindow;
+import org.eclipse.ui.PlatformUI;
+
+/**
+ * Handler for delete command in filter view
+ * @author Xavier Raynaud <xavier.raynaud@kalray.eu>
+ * @since 3.0
+ */
+public class DeleteHandler extends AbstractHandler {
+
+    @Override
+    public Object execute(ExecutionEvent event) throws ExecutionException {
+        // Check if we are closing down
+        IWorkbenchWindow window = PlatformUI.getWorkbench().getActiveWorkbenchWindow();
+        if (window == null) {
+            return null;
+        }
+        IWorkbenchPage page = window.getActivePage();
+        FilterView part = (FilterView) page.getActivePart();
+        ISelection sel = part.getViewSite().getSelectionProvider().getSelection();
+        if (sel instanceof IStructuredSelection) {
+            IStructuredSelection selection = (IStructuredSelection) sel;
+            Object o = selection.getFirstElement();
+            if (o instanceof ITmfFilterTreeNode) {
+                ITmfFilterTreeNode node = (ITmfFilterTreeNode) o;
+                node = node.remove();
+                part.refresh();
+            }
+        }
+        return null;
+    }
+
+    @Override
+    public boolean isEnabled() {
+        // Check if we are closing down
+        IWorkbenchWindow window = PlatformUI.getWorkbench().getActiveWorkbenchWindow();
+        if (window == null) {
+            return false;
+        }
+
+        // Get the selection
+        IWorkbenchPage page = window.getActivePage();
+        IWorkbenchPart part = page.getActivePart();
+        if (part instanceof FilterView) {
+            FilterView tcv = (FilterView) part;
+            ISelection selection = tcv.getSite().getSelectionProvider().getSelection();
+            if (!selection.isEmpty()) {
+                return true;
+            }
+        }
+        return false;
+    }
+}