Target Explorer: Move read-only handling in generic TablePart

1 files changed, 138 insertions, 110 deletions

diff --git a/target_explorer/plugins/org.eclipse.tcf.te.ui.forms/src/org/eclipse/tcf/te/ui/forms/parts/TablePart.java b/target_explorer/plugins/org.eclipse.tcf.te.ui.forms/src/org/eclipse/tcf/te/ui/forms/parts/TablePart.java
index 232e34888..1548be9a4 100644
--- a/target_explorer/plugins/org.eclipse.tcf.te.ui.forms/src/org/eclipse/tcf/te/ui/forms/parts/TablePart.java
+++ b/target_explorer/plugins/org.eclipse.tcf.te.ui.forms/src/org/eclipse/tcf/te/ui/forms/parts/TablePart.java
@@ -1,110 +1,138 @@
-/*******************************************************************************

- * Copyright (c) 2011 Wind River Systems, Inc. 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:

- * Wind River Systems - initial API and implementation

- *******************************************************************************/

-package org.eclipse.tcf.te.ui.forms.parts;

-

-import org.eclipse.core.runtime.Assert;

-import org.eclipse.jface.viewers.DoubleClickEvent;

-import org.eclipse.jface.viewers.IDoubleClickListener;

-import org.eclipse.jface.viewers.ISelectionChangedListener;

-import org.eclipse.jface.viewers.SelectionChangedEvent;

-import org.eclipse.jface.viewers.StructuredViewer;

-import org.eclipse.jface.viewers.TableViewer;

-import org.eclipse.swt.SWT;

-import org.eclipse.swt.widgets.Composite;

-import org.eclipse.ui.forms.widgets.FormToolkit;

-

-/**

- * Table part implementation.

- */

-public class TablePart extends AbstractStructuredViewerPart implements ISelectionChangedListener, IDoubleClickListener {

-

-	/**

-	 * Constructor.

-	 *

-	 * @param labels The list of label to apply to the created buttons in the given order. Must not be <code>null</code>.

-	 */

-	public TablePart(String[] labels) {

-		super(labels);

-	}

-

-	/**

-	 * Creates the table viewer instance.

-	 *

-	 * @param parent The parent composite. Must not be <code>null</code>.

-	 * @param style The viewer style.

-	 *

-	 * @return The table viewer instance.

-	 */

-	protected TableViewer createTableViewer(Composite parent, int style) {

-		return new TableViewer(parent, style);

-	}

-

-	/**

-	 * Configures the table viewer instance.

-	 *

-	 * @param viewer The table viewer instance. Must not be <code>null</code<.

-	 */

-	protected void configureTableViewer(TableViewer viewer) {

-		Assert.isNotNull(viewer);

-

-		viewer.addSelectionChangedListener(new ISelectionChangedListener() {

-			@Override

-			public void selectionChanged(SelectionChangedEvent e) {

-				TablePart.this.selectionChanged(e);

-			}

-		});

-		viewer.addDoubleClickListener(new IDoubleClickListener() {

-			@Override

-			public void doubleClick(DoubleClickEvent e) {

-				TablePart.this.doubleClick(e);

-			}

-		});

-	}

-

-	/* (non-Javadoc)

-	 * @see org.eclipse.tcf.te.ui.forms.parts.AbstractStructuredViewerPart#createStructuredViewer(org.eclipse.swt.widgets.Composite, int, org.eclipse.ui.forms.widgets.FormToolkit)

-	 */

-	@Override

-	protected StructuredViewer createStructuredViewer(Composite parent, int style, FormToolkit toolkit) {

-		Assert.isNotNull(parent);

-

-		// Adjust the style bits

-		style |= SWT.H_SCROLL | SWT.V_SCROLL | SWT.BORDER;

-

-		TableViewer viewer = createTableViewer(parent, style);

-		Assert.isNotNull(viewer);

-		configureTableViewer(viewer);

-

-		return viewer;

-	}

-

-	/**

-	 * Returns the table viewer instance.

-	 *

-	 * @return The table viewer instance or <code>null</code>.

-	 */

-	protected TableViewer getTableViewer() {

-		return (TableViewer)getViewer();

-	}

-

-	/* (non-Javadoc)

-	 * @see org.eclipse.jface.viewers.ISelectionChangedListener#selectionChanged(org.eclipse.jface.viewers.SelectionChangedEvent)

-	 */

-	@Override

-	public void selectionChanged(SelectionChangedEvent event) {

-	}

-

-	/* (non-Javadoc)

-	 * @see org.eclipse.jface.viewers.IDoubleClickListener#doubleClick(org.eclipse.jface.viewers.DoubleClickEvent)

-	 */

-	@Override

-	public void doubleClick(DoubleClickEvent event) {

-	}

-}

+/*******************************************************************************
+ * Copyright (c) 2011 Wind River Systems, Inc. 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:
+ * Wind River Systems - initial API and implementation
+ *******************************************************************************/
+package org.eclipse.tcf.te.ui.forms.parts;
+
+import org.eclipse.core.runtime.Assert;
+import org.eclipse.jface.viewers.DoubleClickEvent;
+import org.eclipse.jface.viewers.IDoubleClickListener;
+import org.eclipse.jface.viewers.ISelectionChangedListener;
+import org.eclipse.jface.viewers.SelectionChangedEvent;
+import org.eclipse.jface.viewers.StructuredViewer;
+import org.eclipse.jface.viewers.TableViewer;
+import org.eclipse.swt.SWT;
+import org.eclipse.swt.widgets.Composite;
+import org.eclipse.ui.forms.widgets.FormToolkit;
+
+/**
+ * Table part implementation.
+ */
+public class TablePart extends AbstractStructuredViewerPart implements ISelectionChangedListener, IDoubleClickListener {
+	// A flag to mark the table part "read-only"
+	/* default */ boolean readOnly;
+
+	/**
+	 * Constructor.
+	 *
+	 * @param labels The list of label to apply to the created buttons in the given order. Must not be <code>null</code>.
+	 */
+	public TablePart(String[] labels) {
+		super(labels);
+	}
+
+	/**
+	 * Creates the table viewer instance.
+	 *
+	 * @param parent The parent composite. Must not be <code>null</code>.
+	 * @param style The viewer style.
+	 *
+	 * @return The table viewer instance.
+	 */
+	protected TableViewer createTableViewer(Composite parent, int style) {
+		return new TableViewer(parent, style);
+	}
+
+	/**
+	 * Configures the table viewer instance.
+	 *
+	 * @param viewer The table viewer instance. Must not be <code>null</code<.
+	 */
+	protected void configureTableViewer(TableViewer viewer) {
+		Assert.isNotNull(viewer);
+
+		viewer.addSelectionChangedListener(new ISelectionChangedListener() {
+			@Override
+			public void selectionChanged(SelectionChangedEvent e) {
+				TablePart.this.selectionChanged(e);
+			}
+		});
+		viewer.addDoubleClickListener(new IDoubleClickListener() {
+			@Override
+			public void doubleClick(DoubleClickEvent e) {
+				TablePart.this.doubleClick(e);
+			}
+		});
+	}
+
+	/* (non-Javadoc)
+	 * @see org.eclipse.tcf.te.ui.forms.parts.AbstractStructuredViewerPart#createStructuredViewer(org.eclipse.swt.widgets.Composite, int, org.eclipse.ui.forms.widgets.FormToolkit)
+	 */
+	@Override
+	protected StructuredViewer createStructuredViewer(Composite parent, int style, FormToolkit toolkit) {
+		Assert.isNotNull(parent);
+
+		// Adjust the style bits
+		style |= SWT.H_SCROLL | SWT.V_SCROLL | SWT.BORDER;
+
+		TableViewer viewer = createTableViewer(parent, style);
+		Assert.isNotNull(viewer);
+		configureTableViewer(viewer);
+
+		return viewer;
+	}
+
+	/**
+	 * Returns the table viewer instance.
+	 *
+	 * @return The table viewer instance or <code>null</code>.
+	 */
+	protected TableViewer getTableViewer() {
+		return (TableViewer)getViewer();
+	}
+
+	/* (non-Javadoc)
+	 * @see org.eclipse.jface.viewers.ISelectionChangedListener#selectionChanged(org.eclipse.jface.viewers.SelectionChangedEvent)
+	 */
+	@Override
+	public void selectionChanged(SelectionChangedEvent event) {
+	}
+
+	/* (non-Javadoc)
+	 * @see org.eclipse.jface.viewers.IDoubleClickListener#doubleClick(org.eclipse.jface.viewers.DoubleClickEvent)
+	 */
+	@Override
+	public void doubleClick(DoubleClickEvent event) {
+	}
+
+	/**
+	 * Set the table part read-only state.
+	 *
+	 * @param readOnly <code>True</code> to set the table part read-only.
+	 */
+	public final void setReadOnly(boolean readOnly) {
+		this.readOnly = readOnly;
+		updateButtons();
+	}
+
+	/**
+	 * Returns the table part read-only state.
+	 *
+	 * @return <code>True</code> if the table part is read-only, <code>false</code> otherwise.
+	 */
+	public final boolean isReadOnly() {
+		return readOnly;
+	}
+
+	/**
+	 * Update the button enablements.
+	 */
+	protected void updateButtons() {
+		// nothing to do
+	}
+}