1 files changed, 88 insertions, 0 deletions
diff --git a/lttng/org.eclipse.linuxtools.tmf.ui/src/org/eclipse/linuxtools/tmf/ui/viewers/TmfViewer.java b/lttng/org.eclipse.linuxtools.tmf.ui/src/org/eclipse/linuxtools/tmf/ui/viewers/TmfViewer.java
new file mode 100644
index 0000000000..82fea075ef
--- /dev/null
+++ b/lttng/org.eclipse.linuxtools.tmf.ui/src/org/eclipse/linuxtools/tmf/ui/viewers/TmfViewer.java
@@ -0,0 +1,88 @@
+/*******************************************************************************
+ * Copyright (c) 2012 Ericsson
+ *
+ * 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:
+ *   Mathieu Denis <mathieu.denis@polymtl.ca> - Initial API and implementation
+ *******************************************************************************/
+
+package org.eclipse.linuxtools.tmf.ui.viewers;
+
+import org.eclipse.linuxtools.tmf.core.component.TmfComponent;
+import org.eclipse.swt.widgets.Composite;
+
+/**
+ * Abstract class that extends {@link TmfComponent} to be specific to viewers.
+ *
+ * It allows the access to the control and the parent of a viewer.
+ *
+ * @author Mathieu Denis
+ * @version 2.0
+ * @since 2.0
+ */
+public abstract class TmfViewer extends TmfComponent implements ITmfViewer {
+
+    /**
+     * The parent composite that holds the viewer
+     */
+    protected Composite fParent;
+
+    /**
+     * Default constructor. The viewer have to be initialize through the
+     * {@link TmfViewer#init(Composite, String)} function later on.
+     */
+    public TmfViewer() {
+        super();
+    }
+
+    /**
+     * Constructor that initializes the parent of the viewer
+     *
+     * @param parent
+     *            The parent composite that holds this viewer
+     *
+     * @see TmfComponent#TmfComponent(String)
+     */
+    public TmfViewer(Composite parent) {
+        this(parent, ""); //$NON-NLS-1$
+    }
+
+    /**
+     * Constructor that initializes the parent of the viewer and that sets the
+     * name of the viewer
+     *
+     * @param parent
+     *            The parent composite that holds this viewer
+     * @param name
+     *            The name of the viewer
+     */
+    public TmfViewer(Composite parent, String name) {
+        init(parent, name);
+    }
+
+    /**
+     * Performs initialization of the viewer. It initializes the component. Need
+     * to be called when the default constructor is used.
+     *
+     * @param parent
+     *            The parent composite of the viewer
+     * @param name
+     *            The name to give to this viewer
+     * @see TmfComponent#init(String)
+     */
+    public void init(Composite parent, String name) {
+        super.init(name);
+        fParent = parent;
+    }
+
+    /**
+     * @return the parent of this viewer
+     */
+    public Composite getParent() {
+        return fParent;
+    }
+}