Attachment 60666 Details for Bug 172646 – Fix to apply cleanly to HEAD

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[patch] Fix to apply cleanly to HEAD

clipboard58382.txt (text/plain), 124.06 KB, created by Thomas Schindl

on 2007-03-13 10:33:24 EDT

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Creator: Thomas Schindl

Created: 2007-03-13 10:33:24 EDT

Size: 124.06 KB

patch

obsolete

>### Eclipse Workspace Patch 1.0
>#P org.eclipse.jface
>Index: src/org/eclipse/jface/viewers/TableViewer.java
>===================================================================
>RCS file: /cvsroot/eclipse/org.eclipse.jface/src/org/eclipse/jface/viewers/TableViewer.java,v
>retrieving revision 1.75
>diff -u -r1.75 TableViewer.java
>--- src/org/eclipse/jface/viewers/TableViewer.java	5 Feb 2007 02:49:28 -0000	1.75
>+++ src/org/eclipse/jface/viewers/TableViewer.java	13 Mar 2007 14:31:45 -0000
>@@ -16,9 +16,7 @@
> 
> 
> import org.eclipse.core.runtime.Assert;
>-import org.eclipse.jface.viewers.CellEditor.LayoutData;
> import org.eclipse.swt.SWT;
>-import org.eclipse.swt.custom.TableEditor;
> import org.eclipse.swt.graphics.Image;
> import org.eclipse.swt.graphics.Point;
> import org.eclipse.swt.widgets.Composite;
>@@ -67,11 +65,6 @@
> 	private Table table;
> 
> 	/**
>-	 * This viewer's table editor.
>-	 */
>-	private TableEditor tableEditor;
>-
>-	/**
> 	 * Creates a table viewer on a newly-created table control under the given
> 	 * parent. The table control is created using the SWT style bits
> 	 * <code>MULTI, H_SCROLL, V_SCROLL,</code> and <code>BORDER</code>. The
>@@ -110,7 +103,6 @@
> 	 */
> 	public TableViewer(Table table) {
> 		this.table = table;
>-		tableEditor = new TableEditor(table);
> 		hookControl(table);
> 	}
> 
>@@ -128,31 +120,7 @@
> 	}
> 	
> 	protected ColumnViewerEditor createViewerEditor() {
>-		return new ColumnViewerEditor(this) {
>-
>-			protected StructuredSelection createSelection(Object element) {
>-				return new StructuredSelection(element);
>-			}
>-
>-			protected Item[] getSelection() {
>-				return table.getSelection();
>-			}
>-
>-			protected void setEditor(Control w, Item item, int fColumnNumber) {
>-				tableEditor.setEditor(w, (TableItem) item, fColumnNumber);
>-			}
>-
>-			protected void setLayoutData(LayoutData layoutData) {
>-				tableEditor.grabHorizontal = layoutData.grabHorizontal;
>-				tableEditor.horizontalAlignment = layoutData.horizontalAlignment;
>-				tableEditor.minimumWidth = layoutData.minimumWidth;
>-			}
>-
>-			protected void showSelection() {
>-				table.showSelection();
>-			}
>-
>-		};
>+		return new TableViewerEditor(this,null,new ColumnViewerEditorActivationStrategy(this),ColumnViewerEditor.DEFAULT);
> 	}
> 	
> 	/**
>Index: src/org/eclipse/jface/viewers/TreeViewer.java
>===================================================================
>RCS file: /cvsroot/eclipse/org.eclipse.jface/src/org/eclipse/jface/viewers/TreeViewer.java,v
>retrieving revision 1.78
>diff -u -r1.78 TreeViewer.java
>--- src/org/eclipse/jface/viewers/TreeViewer.java	3 Mar 2007 11:24:22 -0000	1.78
>+++ src/org/eclipse/jface/viewers/TreeViewer.java	13 Mar 2007 14:31:45 -0000
>@@ -16,9 +16,7 @@
> import java.util.List;
> 
> import org.eclipse.jface.util.Policy;
>-import org.eclipse.jface.viewers.CellEditor.LayoutData;
> import org.eclipse.swt.SWT;
>-import org.eclipse.swt.custom.TreeEditor;
> import org.eclipse.swt.events.DisposeEvent;
> import org.eclipse.swt.events.DisposeListener;
> import org.eclipse.swt.events.TreeEvent;
>@@ -63,11 +61,6 @@
> 	private Tree tree;
> 
> 	/**
>-	 * This viewer's tree editor.
>-	 */
>-	private TreeEditor treeEditor;
>-
>-	/**
> 	 * Flag for whether the tree has been disposed of.
> 	 */
> 	private boolean treeIsDisposed = false;
>@@ -116,7 +109,6 @@
> 		super();
> 		this.tree = tree;
> 		hookControl(tree);
>-		treeEditor = new TreeEditor(tree);
> 	}
> 
> 	/*
>@@ -274,35 +266,7 @@
> 	}
> 
> 	protected ColumnViewerEditor createViewerEditor() {
>-		return new ColumnViewerEditor(this) {
>-
>-			protected StructuredSelection createSelection(Object element) {
>-				if (element instanceof TreePath) {
>-					return new TreeSelection((TreePath) element, getComparer());
>-				}
>-
>-				return new StructuredSelection(element);
>-			}
>-
>-			protected Item[] getSelection() {
>-				return tree.getSelection();
>-			}
>-
>-			protected void setEditor(Control w, Item item, int fColumnNumber) {
>-				treeEditor.setEditor(w, (TreeItem) item, fColumnNumber);
>-			}
>-
>-			protected void setLayoutData(LayoutData layoutData) {
>-				treeEditor.grabHorizontal = layoutData.grabHorizontal;
>-				treeEditor.horizontalAlignment = layoutData.horizontalAlignment;
>-				treeEditor.minimumWidth = layoutData.minimumWidth;
>-			}
>-
>-			protected void showSelection() {
>-				getTree().showSelection();
>-			}
>-
>-		};
>+		return new TreeViewerEditor(this,null,new ColumnViewerEditorActivationStrategy(this),ColumnViewerEditor.DEFAULT);
> 	}
> 
> 	/*
>Index: src/org/eclipse/jface/viewers/EditingSupport.java
>===================================================================
>RCS file: /cvsroot/eclipse/org.eclipse.jface/src/org/eclipse/jface/viewers/EditingSupport.java,v
>retrieving revision 1.6
>diff -u -r1.6 EditingSupport.java
>--- src/org/eclipse/jface/viewers/EditingSupport.java	4 Feb 2007 22:00:23 -0000	1.6
>+++ src/org/eclipse/jface/viewers/EditingSupport.java	13 Mar 2007 14:31:45 -0000
>@@ -14,8 +14,6 @@
> package org.eclipse.jface.viewers;
> 
> import org.eclipse.core.runtime.Assert;
>-import org.eclipse.swt.SWT;
>-import org.eclipse.swt.events.TraverseEvent;
> 
> /**
> * EditingSupport is the abstract superclass of the support for cell editing.
>@@ -27,32 +25,6 @@
> * 
> */
> public abstract class EditingSupport {
>-	/**
>-	 * Tabing from cell to cell is turned off
>-	 */
>-	public static final int TABBING_NONE = 1;
>-
>-	/**
>-	 * Should if the end of the row is reach started from the start/end of the
>-	 * row below/above
>-	 */
>-	public static final int TABBING_MOVE_TO_ROW_NEIGHBOR = 1 << 1;
>-
>-	/**
>-	 * Should if the end of the row is reach started from the beginning in the
>-	 * same row
>-	 */
>-	public static final int TABBING_CYCLE_IN_ROW = 1 << 2;
>-
>-	/**
>-	 * Support tabing to Cell above/below the current cell
>-	 */
>-	public static final int TABBING_VERTICAL = 1 << 3;
>-
>-	/**
>-	 * Should tabing from column to column with in one row be supported
>-	 */
>-	public static final int TABBING_HORIZONTAL = 1 << 4;
> 
> 	private ColumnViewer viewer;
> 
>@@ -61,7 +33,7 @@
> 	 * a new viewer
> 	 */
> 	public EditingSupport(ColumnViewer viewer) {
>-		Assert.isNotNull(viewer,"Viewer is not allowed to be null"); //$NON-NLS-1$
>+		Assert.isNotNull(viewer, "Viewer is not allowed to be null"); //$NON-NLS-1$
> 		this.viewer = viewer;
> 	}
> 
>@@ -95,7 +67,9 @@
> 	/**
> 	 * Restore the value from the CellEditor
> 	 * 
>-	 * Subclasses should overwrite!
>+	 * 
>+	 * Subclasses should overwrite!
>+	 * 
> 	 * 
> 	 * @param element
> 	 * the model element
>@@ -105,174 +79,28 @@
> 	protected abstract void setValue(Object element, Object value);
> 
> 	/**
>-	 * @return <code>true</code> if tabing supported
>-	 */
>-	protected boolean isTabingSupported() {
>-		return (TABBING_NONE & getTabingStyle()) != TABBING_NONE;
>-	}
>-
>-	/**
>-	 * @return the bit mask representing the tabing style
>+	 * @return the viewer this editing support works for
> 	 */
>-	int getTabingStyle() {
>-		return viewer.getTabEditingStyle();
>+	public ColumnViewer getViewer() {
>+		return viewer;
> 	}
> 
> 	/**
>-	 * Process the travers event and opens the next available editor depending
>-	 * of the implemented strategy. The default implementation uses the style
>-	 * constants
>-	 * <ul>
>-	 * <li>{@link #TABBING_MOVE_TO_ROW_NEIGHBOR}</li>
>-	 * <li>{@link #TABBING_CYCLE_IN_ROW}</li>
>-	 * <li>{@link #TABBING_VERTICAL}</li>
>-	 * <li>{@link #TABBING_HORIZONTAL}</li>
>-	 * </ul>
>-	 * 
>-	 * 
>-	 * Subclasses may overwrite to implement their custom logic to edit the next
>-	 * cell
>-	 * 
>-	 * 
>-	 * @param columnIndex
>-	 * the index of the current column
>-	 * @param row
>-	 * the current row
>-	 * @param event
>-	 * the travers event
>+	 * @param cellEditor
>+	 * the cell editor
>+	 * @param value
>+	 * the value to set the editor to
> 	 */
>-	protected void processTraversEvent(int columnIndex,
>-			ViewerRow row, TraverseEvent event) {
>-		
>-		ViewerCell cell2edit = null;
>-
>-		if (event.detail == SWT.TRAVERSE_TAB_PREVIOUS) {
>-			event.doit = false;
>-
>-			if ((event.stateMask & SWT.CTRL) == SWT.CTRL
>-					&& (getTabingStyle() & TABBING_VERTICAL) == TABBING_VERTICAL) {
>-				cell2edit = searchCellAboveBelow(row, viewer, columnIndex, true);
>-			} else if ((getTabingStyle() & TABBING_HORIZONTAL) == TABBING_HORIZONTAL) {
>-				cell2edit = searchPreviousCell(row, viewer, columnIndex,
>-						columnIndex);
>-			}
>-		} else if (event.detail == SWT.TRAVERSE_TAB_NEXT) {
>-			event.doit = false;
>-
>-			if ((event.stateMask & SWT.CTRL) == SWT.CTRL
>-					&& (getTabingStyle() & TABBING_VERTICAL) == TABBING_VERTICAL) {
>-				cell2edit = searchCellAboveBelow(row, viewer, columnIndex,
>-						false);
>-			} else if ((getTabingStyle() & TABBING_HORIZONTAL) == TABBING_HORIZONTAL) {
>-				cell2edit = searchNextCell(row, viewer, columnIndex,
>-						columnIndex);
>-			}
>-		}
>-
>-		if (cell2edit != null) {
>-			viewer.editElement(cell2edit.getElement(), cell2edit
>-					.getColumnIndex());
>-		}
>-	}
>-
>-	private ViewerCell searchCellAboveBelow(ViewerRow row, ColumnViewer viewer,
>-			int columnIndex, boolean above) {
>-		ViewerCell rv = null;
>-
>-		ViewerRow newRow = null;
>-
>-		if (above) {
>-			newRow = row.getNeighbor(ViewerRow.ABOVE, false);
>-		} else {
>-			newRow = row.getNeighbor(ViewerRow.BELOW,false);
>-		}
>-
>-		if (newRow != null) {
>-			ViewerColumn column = viewer.getViewerColumn(columnIndex);
>-			if (column != null
>-					&& column.getEditingSupport().canEdit(
>-							newRow.getItem().getData())) {
>-				rv = newRow.getCell(columnIndex);
>-			} else {
>-				rv = searchCellAboveBelow(newRow, viewer, columnIndex, above);
>-			}
>-		}
>-
>-		return rv;
>-	}
>-
>-	private ViewerCell searchPreviousCell(ViewerRow row, ColumnViewer viewer,
>-			int columnIndex, int startIndex) {
>-		ViewerCell rv = null;
>-
>-		if (columnIndex - 1 >= 0) {
>-			ViewerColumn column = viewer.getViewerColumn(columnIndex - 1);
>-			if (column != null
>-					&& column.getEditingSupport().canEdit(
>-							row.getItem().getData())) {
>-				rv = row.getCell(columnIndex - 1);
>-			} else {
>-				rv = searchPreviousCell(row, viewer, columnIndex - 1,
>-						startIndex);
>-			}
>-		} else {
>-			if ((getTabingStyle() & TABBING_CYCLE_IN_ROW) == TABBING_CYCLE_IN_ROW) {
>-				// Check that we don't get into endless loop
>-				if (columnIndex - 1 != startIndex) {
>-					// Don't subtract -1 from getColumnCount() we need to
>-					// start in the virtual column
>-					// next to it
>-					rv = searchPreviousCell(row, viewer, row.getColumnCount(),
>-							startIndex);
>-				}
>-			} else if ((getTabingStyle() & TABBING_MOVE_TO_ROW_NEIGHBOR) == TABBING_MOVE_TO_ROW_NEIGHBOR) {
>-				ViewerRow rowAbove = row.getNeighbor(ViewerRow.ABOVE,false);
>-				if (rowAbove != null) {
>-					rv = searchPreviousCell(rowAbove, viewer, rowAbove
>-							.getColumnCount(), startIndex);
>-				}
>-			}
>-		}
>-
>-		return rv;
>+	protected void setCellEditorValue(CellEditor cellEditor, Object value) {
>+		cellEditor.setValue(value);
> 	}
> 
>-	private ViewerCell searchNextCell(ViewerRow row, ColumnViewer viewer,
>-			int columnIndex, int startIndex) {
>-		ViewerCell rv = null;
>-
>-		if (columnIndex + 1 < row.getColumnCount()) {
>-			ViewerColumn column = viewer.getViewerColumn(columnIndex + 1);
>-			if (column != null
>-					&& column.getEditingSupport().canEdit(
>-							row.getItem().getData())) {
>-				rv = row.getCell(columnIndex + 1);
>-			} else {
>-				rv = searchNextCell(row, viewer, columnIndex + 1, startIndex);
>-			}
>-		} else {
>-			if ((getTabingStyle() & TABBING_CYCLE_IN_ROW) == TABBING_CYCLE_IN_ROW) {
>-				// Check that we don't get into endless loop
>-				if (columnIndex + 1 != startIndex) {
>-					// Start from -1 from the virtual column before the
>-					// first one
>-					rv = searchNextCell(row, viewer, -1, startIndex);
>-				}
>-			} else if ((getTabingStyle() & TABBING_MOVE_TO_ROW_NEIGHBOR) == TABBING_MOVE_TO_ROW_NEIGHBOR) {
>-				ViewerRow rowBelow = row.getNeighbor(ViewerRow.BELOW,false);
>-				if (rowBelow != null) {
>-					rv = searchNextCell(rowBelow, viewer, -1, startIndex);
>-				}
>-			}
>-		}
>-
>-		return rv;
>-	}
>-	
> 	/**
>-	 * @return the viewer this editing support works for
>+	 * @param cellEditor
>+	 * the cell-editor
>+	 * @return the value retrieved from cell-editor
> 	 */
>-	public ColumnViewer getViewer() {
>-		return viewer;
>+	protected Object getCellEditorValue(CellEditor cellEditor) {
>+		return cellEditor.getValue();
> 	}
> }
>Index: src/org/eclipse/jface/viewers/ColumnViewer.java
>===================================================================
>RCS file: /cvsroot/eclipse/org.eclipse.jface/src/org/eclipse/jface/viewers/ColumnViewer.java,v
>retrieving revision 1.25
>diff -u -r1.25 ColumnViewer.java
>--- src/org/eclipse/jface/viewers/ColumnViewer.java	12 Mar 2007 20:50:34 -0000	1.25
>+++ src/org/eclipse/jface/viewers/ColumnViewer.java	13 Mar 2007 14:31:45 -0000
>@@ -14,6 +14,8 @@
> 
> package org.eclipse.jface.viewers;
> 
>+import java.util.List;
>+
> import org.eclipse.core.runtime.Assert;
> import org.eclipse.swt.events.MouseAdapter;
> import org.eclipse.swt.events.MouseEvent;
>@@ -38,25 +40,29 @@
> * 
> */
> public abstract class ColumnViewer extends StructuredViewer {
>-
>+	private CellEditor[] cellEditors;
>+	
>+	private ICellModifier cellModifier;
>+	
>+	private String[] columnProperties;
>+	
> 	/**
> 	 * The cell is a cached viewer cell used for refreshing.
> 	 */
> 	private ViewerCell cell = new ViewerCell(null, 0);
> 
> 	private ColumnViewerEditor viewerEditor;
>-
>-	private int tabEditingStyle = EditingSupport.TABBING_NONE;
> 	
> 	/**
> 	 * Create a new instance of the receiver.
> 	 */
> 	public ColumnViewer() {
>-		viewerEditor = createViewerEditor();
>+		
> 	}
> 
> 	protected void hookControl(Control control) {
> 		super.hookControl(control);
>+		viewerEditor = createViewerEditor();
> 		hookEditingSupport(control);
> 	}
> 
>@@ -74,7 +80,7 @@
> 		if (viewerEditor != null) {
> 			control.addMouseListener(new MouseAdapter() {
> 				public void mouseDown(MouseEvent e) {
>-					viewerEditor.handleMouseDown(e);
>+					handleMouseDown(e);
> 				}
> 			});
> 		}
>@@ -349,7 +355,27 @@
> 	 */
> 	public void editElement(Object element, int column) {
> 		if (viewerEditor != null) {
>-			viewerEditor.editElement(element, column);
>+						Widget item = findItem(element);
>+						if (item != null) {
>+							ViewerRow row = getViewerRowFromItem(item);
>+							if (row != null) {
>+								ViewerCell cell = row.getCell(column);
>+								if (cell != null) {
>+									getControl().setRedraw(false);
>+			
>+									List l = getSelectionFromWidget();
>+			
>+									if (l.size() > 1 || !l.contains(cell.getElement())) {
>+										setSelection(new StructuredSelection(cell
>+												.getElement()));
>+									}
>+			
>+									triggerEditorActivationEvent(new ColumnViewerEditorActivationEvent(
>+											cell));
>+									getControl().setRedraw(true);
>+								}
>+							}
>+						}
> 		}
> 	}
> 
>@@ -368,10 +394,7 @@
> 	 * @see EditingSupport
> 	 */
> 	public CellEditor[] getCellEditors() {
>-		if (viewerEditor != null) {
>-			return viewerEditor.getCellEditors();
>-		}
>-		return null;
>+		return cellEditors;
> 	}
> 
> 	/**
>@@ -390,10 +413,7 @@
> 	 * @see EditingSupport
> 	 */
> 	public ICellModifier getCellModifier() {
>-		if (viewerEditor != null) {
>-			return viewerEditor.getCellModifier();
>-		}
>-		return null;
>+		return cellModifier;
> 	}
> 
> 	/**
>@@ -413,10 +433,7 @@
> 	 * @see EditingSupport
> 	 */
> 	public Object[] getColumnProperties() {
>-		if (viewerEditor != null) {
>-			return viewerEditor.getColumnProperties();
>-		}
>-		return null;
>+		return columnProperties;
> 	}
> 
> 	/**
>@@ -458,9 +475,7 @@
> 	 * @see EditingSupport
> 	 */
> 	public void setCellEditors(CellEditor[] editors) {
>-		if (viewerEditor != null) {
>-			viewerEditor.setCellEditors(editors);
>-		}
>+		this.cellEditors = editors;
> 	}
> 
> 	/**
>@@ -480,9 +495,7 @@
> 	 * @see EditingSupport
> 	 */
> 	public void setCellModifier(ICellModifier modifier) {
>-		if (viewerEditor != null) {
>-			viewerEditor.setCellModifier(modifier);
>-		}
>+		this.cellModifier = modifier;
> 	}
> 
> 	/**
>@@ -504,23 +517,7 @@
> 	 * @see EditingSupport
> 	 */
> 	public void setColumnProperties(String[] columnProperties) {
>-		if (viewerEditor != null) {
>-			viewerEditor.setColumnProperties(columnProperties);
>-		}
>-	}
>-	
>-	/**
>-	 * The tab-editing style used if the default implementation is used
>-	 * 
>-	 * @param tabEditingStyle
>-	 * bit mask for the tab editing style
>-	 */
>-	public void setTabEditingStyle(int tabEditingStyle) {
>-		this.tabEditingStyle = tabEditingStyle;
>-	}
>-
>-	int getTabEditingStyle() {
>-		return this.tabEditingStyle;
>+		this.columnProperties = columnProperties;
> 	}
> 	
> 	/**
>@@ -554,4 +551,60 @@
> 		}
> 		return null;
> 	}
>+	
>+	
>+		private void handleMouseDown(MouseEvent e) {
>+			ViewerCell cell = getCell(new Point(e.x, e.y));
>+	
>+			if (cell != null) {
>+				triggerEditorActivationEvent(new ColumnViewerEditorActivationEvent(cell, e));
>+			}
>+		}
>+	
>+		/**
>+		 * Invoking this method fires an editor activation event which tries to
>+		 * enable the editor but before this event is passed to
>+		 * {@link ColumnViewerEditorActivationStrategy} to see if this event should really
>+		 * trigger editor activation
>+		 * 
>+		 * @param event
>+		 * the activation event
>+		 */
>+		protected void triggerEditorActivationEvent(ColumnViewerEditorActivationEvent event) {
>+			viewerEditor.handleEditorActivationEvent(event);
>+		}
>+	
>+		/**
>+		 * To fully control the strategy used to control on which cell-selection
>+		 * events the editor has to be activated you can pass your customized
>+		 * strategy using this method.
>+		 * 
>+		 * @param editorActivationStrategy
>+		 * the strategy used to activate an editor
>+		 */
>+		public void setEditorActivationSupport(
>+				ColumnViewerEditorActivationStrategy editorActivationStrategy) {
>+			if (viewerEditor != null) {
>+				viewerEditor.setEditorActivationStrategy(editorActivationStrategy);
>+			} else {
>+				throw new IllegalStateException(
>+						"This feature is not supported by the widget"); //$NON-NLS-1$
>+			}
>+		}
>+	
>+		/**
>+		 * @param columnViewerEditor
>+		 * the new column viewer editor
>+		 */
>+		public void setColumnViewerEditor(ColumnViewerEditor columnViewerEditor) {
>+			Assert.isNotNull(viewerEditor);
>+			this.viewerEditor = columnViewerEditor;
>+		}
>+	
>+		/**
>+		 * @return the currently attached viewer editor
>+		 */
>+		public ColumnViewerEditor getColumnViewerEditor() {
>+			return viewerEditor;
>+		}
> }
>Index: src/org/eclipse/jface/viewers/CellEditor.java
>===================================================================
>RCS file: /cvsroot/eclipse/org.eclipse.jface/src/org/eclipse/jface/viewers/CellEditor.java,v
>retrieving revision 1.25
>diff -u -r1.25 CellEditor.java
>--- src/org/eclipse/jface/viewers/CellEditor.java	10 Nov 2006 17:42:08 -0000	1.25
>+++ src/org/eclipse/jface/viewers/CellEditor.java	13 Mar 2007 14:31:45 -0000
>@@ -853,4 +853,14 @@
> dirty = true;
> fireEditorValueChanged(oldValidState, newValidState);
> }
>+ 
>+ /**
>+ * Activate the editor but also inform the editor which event triggered its activation.
>+ * The default implementation simply calls {@link #activate()}
>+ * 
>+ * @param activationEvent the editor activation event
>+ */
>+ public void activate(ColumnViewerEditorActivationEvent activationEvent) {
>+ 	activate();
>+ }
> }
>Index: src/org/eclipse/jface/viewers/ColumnViewerEditor.java
>===================================================================
>RCS file: /cvsroot/eclipse/org.eclipse.jface/src/org/eclipse/jface/viewers/ColumnViewerEditor.java,v
>retrieving revision 1.1
>diff -u -r1.1 ColumnViewerEditor.java
>--- src/org/eclipse/jface/viewers/ColumnViewerEditor.java	5 Feb 2007 02:49:28 -0000	1.1
>+++ src/org/eclipse/jface/viewers/ColumnViewerEditor.java	13 Mar 2007 14:31:45 -0000
>@@ -14,6 +14,9 @@
> 
> package org.eclipse.jface.viewers;
> 
>+
>+import org.eclipse.core.runtime.ListenerList;
>+import org.eclipse.swt.SWT;
> import org.eclipse.swt.events.FocusAdapter;
> import org.eclipse.swt.events.FocusEvent;
> import org.eclipse.swt.events.FocusListener;
>@@ -22,7 +25,6 @@
> import org.eclipse.swt.events.MouseListener;
> import org.eclipse.swt.events.TraverseEvent;
> import org.eclipse.swt.events.TraverseListener;
>-import org.eclipse.swt.graphics.Rectangle;
> import org.eclipse.swt.widgets.Control;
> import org.eclipse.swt.widgets.Display;
> import org.eclipse.swt.widgets.Item;
>@@ -40,36 +42,73 @@
> public abstract class ColumnViewerEditor {
> 	private CellEditor cellEditor;
> 
>-	private CellEditor[] cellEditors;
>+	private ICellEditorListener cellEditorListener;
> 
>-	private ICellModifier cellModifier;
>+	private FocusListener focusListener;
> 
>-	private String[] columnProperties;
>+	private MouseListener mouseListener;
> 
>-	private int columnNumber;
>+	private ColumnViewer viewer;
> 
>-	private ICellEditorListener cellEditorListener;
>+	private TraverseListener tabeditingListener;
> 
>-	private FocusListener focusListener;
>+	private int activationTime;
> 
>-	private MouseListener mouseListener;
>+	private ViewerCell cell;
> 
>-	private int doubleClickExpirationTime;
>+	private ColumnViewerEditorActivationEvent activationEvent;
> 
>-	private ColumnViewer viewer;
>+	private ListenerList editorActivationListener;
> 
>-	private Item item;
>+	private ColumnViewerEditorActivationStrategy editorActivationStrategy;
> 
>-	private TraverseListener tabeditingListener;
>+	/**
>+	 * Tabing from cell to cell is turned off
>+	 */
>+	public static final int DEFAULT = 1;
>+
>+	/**
>+	 * Should if the end of the row is reach started from the start/end of the
>+	 * row below/above
>+	 */
>+	public static final int TABBING_MOVE_TO_ROW_NEIGHBOR = 1 << 1;
>+
>+	/**
>+	 * Should if the end of the row is reach started from the beginning in the
>+	 * same row
>+	 */
>+	public static final int TABBING_CYCLE_IN_ROW = 1 << 2;
>+
>+	/**
>+	 * Support tabing to Cell above/below the current cell
>+	 */
>+	public static final int TABBING_VERTICAL = 1 << 3;
>+
>+	/**
>+	 * Should tabing from column to column with in one row be supported
>+	 */
>+	public static final int TABBING_HORIZONTAL = 1 << 4;
> 
> 	/**
>-	 * Create a new editor implementation for the viewer
> 	 * 
>+	 */
>+	public static final int KEYBOARD_ACTIVATION = 1 << 5;
>+	
>+	private int feature;
>+
>+	/**
> 	 * @param viewer
>-	 * the column viewer
>+	 * @param editorActivationStrategy
>+	 * @param feature
> 	 */
>-	public ColumnViewerEditor(ColumnViewer viewer) {
>+	protected ColumnViewerEditor(ColumnViewer viewer,
>+			ColumnViewerEditorActivationStrategy editorActivationStrategy, int feature) {
> 		this.viewer = viewer;
>+		this.editorActivationStrategy = editorActivationStrategy;
>+		if( (feature & KEYBOARD_ACTIVATION) == KEYBOARD_ACTIVATION ) {
>+			this.editorActivationStrategy.setEnableEditorActivationWithKeyboard(true);
>+		} 
>+		this.feature = feature;
> 		initCellEditorListener();
> 	}
> 
>@@ -92,28 +131,44 @@
> 
> 	void activateCellEditor() {
> 
>-		ViewerColumn part = viewer.getViewerColumn(columnNumber);
>-		Object element = item.getData();
>+		ViewerColumn part = viewer.getViewerColumn(cell.getColumnIndex());
>+		Object element = cell.getElement();
> 
> 		if (part != null && part.getEditingSupport() != null
> 				&& part.getEditingSupport().canEdit(element)) {
>+
> 			cellEditor = part.getEditingSupport().getCellEditor(element);
> 			if (cellEditor != null) {
>+				if (editorActivationListener != null
>+						&& !editorActivationListener.isEmpty()) {
>+					Object[] ls = editorActivationListener.getListeners();
>+					for (int i = 0; i < ls.length; i++) {
>+
>+						if (activationEvent.cancle) {
>+							return;
>+						}
>+
>+						((ColumnViewerEditorActivationListener) ls[i])
>+								.beforeEditorActivated(activationEvent);
>+					}
>+				}
>+
> 				cellEditor.addListener(cellEditorListener);
> 				Object value = part.getEditingSupport().getValue(element);
>-				cellEditor.setValue(value);
>+				part.getEditingSupport().setCellEditorValue(cellEditor, value);
>+				
> 				// Tricky flow of control here:
> 				// activate() can trigger callback to cellEditorListener which
> 				// will clear cellEditor
> 				// so must get control first, but must still call activate()
> 				// even if there is no control.
> 				final Control control = cellEditor.getControl();
>-				cellEditor.activate();
>+				cellEditor.activate(activationEvent);
> 				if (control == null) {
> 					return;
> 				}
> 				setLayoutData(cellEditor.getLayoutData());
>-				setEditor(control, item, columnNumber);
>+				setEditor(control, cell.getItem(), cell.getColumnIndex());
> 				cellEditor.setFocus();
> 				if (focusListener == null) {
> 					focusListener = new FocusAdapter() {
>@@ -128,7 +183,7 @@
> 					public void mouseDown(MouseEvent e) {
> 						// time wrap?
> 						// check for expiration of doubleClickTime
>-						if (e.time <= doubleClickExpirationTime) {
>+						if (e.time <= activationTime) {
> 							control.removeMouseListener(mouseListener);
> 							cancelEditing();
> 							handleDoubleClickEvent();
>@@ -139,57 +194,31 @@
> 				};
> 				control.addMouseListener(mouseListener);
> 
>-				if( tabeditingListener == null ) {
>+				if (tabeditingListener == null) {
> 					tabeditingListener = new TraverseListener() {
> 
> 						public void keyTraversed(TraverseEvent e) {
>-							ViewerColumn col = viewer.getViewerColumn(columnNumber);
>-							if ( col != null && col.getEditingSupport().isTabingSupported() ) {
>-								col.getEditingSupport().processTraversEvent(
>-										columnNumber,
>-										viewer.getViewerRowFromItem(item), e);
>+							if ((feature & DEFAULT) != DEFAULT) {
>+								processTraversEvent(cell.getColumnIndex(),
>+										viewer.getViewerRowFromItem(cell
>+												.getItem()), e);
> 							}
> 						}
> 					};
> 				}
>-				
>-				control.addTraverseListener(tabeditingListener);
> 
>-			}
>-		}
>-	}
>+				control.addTraverseListener(tabeditingListener);
> 
>-	/**
>-	 * Activate a cell editor for the given mouse position.
>-	 */
>-	private void activateCellEditor(MouseEvent event) {
>-		if (item == null || item.isDisposed()) {
>-			// item no longer exists
>-			return;
>-		}
>-		int columnToEdit;
>-		ViewerRow row = viewer.getViewerRowFromItem(item);
>-		int columns = row.getColumnCount();
>-		if (columns == 0) {
>-			// If no TableColumn, Table acts as if it has a single column
>-			// which takes the whole width.
>-			columnToEdit = 0;
>-		} else {
>-			columnToEdit = -1;
>-			for (int i = 0; i < columns; i++) {
>-				Rectangle bounds = row.getBounds(i);
>-				if (bounds.contains(event.x, event.y)) {
>-					columnToEdit = i;
>-					break;
>+				if (editorActivationListener != null
>+						&& !editorActivationListener.isEmpty()) {
>+					Object[] ls = editorActivationListener.getListeners();
>+					for (int i = 0; i < ls.length; i++) {
>+						((ColumnViewerEditorActivationListener) ls[i])
>+								.afterEditorActivated(activationEvent);
>+					}
> 				}
> 			}
>-			if (columnToEdit == -1) {
>-				return;
>-			}
> 		}
>-
>-		columnNumber = columnToEdit;
>-		activateCellEditor();
> 	}
> 
> 	/**
>@@ -203,8 +232,20 @@
> 			// in case save results in applyEditorValue being re-entered
> 			// see 1GAHI8Z: ITPUI:ALL - How to code event notification when
> 			// using cell editor ?
>+			ColumnViewerEditorDeactivationEvent tmp = new ColumnViewerEditorDeactivationEvent(cell);
>+			if (editorActivationListener != null
>+					&& !editorActivationListener.isEmpty()) {
>+				Object[] ls = editorActivationListener.getListeners();
>+				for (int i = 0; i < ls.length; i++) {
>+
>+					((ColumnViewerEditorActivationListener) ls[i])
>+							.beforeEditorDeactivated(tmp);
>+				}
>+			}
>+
> 			this.cellEditor = null;
>-			Item t = this.item;
>+			this.activationEvent = null;
>+			Item t = this.cell.getItem();
> 			// don't null out table item -- same item is still selected
> 			if (t != null && !t.isDisposed()) {
> 				saveEditorValue(c, t);
>@@ -227,6 +268,15 @@
> 				}
> 			}
> 			c.deactivate();
>+
>+			if (editorActivationListener != null
>+					&& !editorActivationListener.isEmpty()) {
>+				Object[] ls = editorActivationListener.getListeners();
>+				for (int i = 0; i < ls.length; i++) {
>+					((ColumnViewerEditorActivationListener) ls[i])
>+							.afterEditorDeactivated(tmp);
>+				}
>+			}
> 		}
> 	}
> 
>@@ -235,6 +285,17 @@
> 	 */
> 	void cancelEditing() {
> 		if (cellEditor != null) {
>+			ColumnViewerEditorDeactivationEvent tmp = new ColumnViewerEditorDeactivationEvent(cell);
>+			if (editorActivationListener != null
>+					&& !editorActivationListener.isEmpty()) {
>+				Object[] ls = editorActivationListener.getListeners();
>+				for (int i = 0; i < ls.length; i++) {
>+					
>+					((ColumnViewerEditorActivationListener) ls[i])
>+							.beforeEditorDeactivated(tmp);
>+				}
>+			}
>+
> 			setEditor(null, null, 0);
> 			cellEditor.removeListener(cellEditorListener);
> 
>@@ -256,7 +317,17 @@
> 
> 			CellEditor oldEditor = cellEditor;
> 			cellEditor = null;
>+			activationEvent = null;
> 			oldEditor.deactivate();
>+
>+			if (editorActivationListener != null
>+					&& !editorActivationListener.isEmpty()) {
>+				Object[] ls = editorActivationListener.getListeners();
>+				for (int i = 0; i < ls.length; i++) {
>+					((ColumnViewerEditorActivationListener) ls[i])
>+							.afterEditorDeactivated(tmp);
>+				}
>+			}
> 		}
> 	}
> 
>@@ -265,65 +336,27 @@
> 	 * 
> 	 * @param event
> 	 */
>-	void handleMouseDown(MouseEvent event) {
>-		if (event.button != 1) {
>-			return;
>-		}
>-
>-		if (cellEditor != null) {
>-			applyEditorValue();
>-		}
>+	void handleEditorActivationEvent(ColumnViewerEditorActivationEvent event) {
>+		if (editorActivationStrategy.isEditorActivationEvent(event)) {
>+			if (cellEditor != null) {
>+				applyEditorValue();
>+			}
> 
>-		// activate the cell editor immediately. If a second mouseDown
>-		// is received prior to the expiration of the doubleClick time then
>-		// the cell editor will be deactivated and a doubleClick event will
>-		// be processed.
>-		//
>-		doubleClickExpirationTime = event.time
>-				+ Display.getCurrent().getDoubleClickTime();
>+			this.cell = (ViewerCell) event.getSource();
>+			activationEvent = event;
>+			activationTime = event.time
>+					+ Display.getCurrent().getDoubleClickTime();
> 
>-		Item[] items = getSelection();
>-		// Do not edit if more than one row is selected.
>-		if (items.length != 1) {
>-			item = null;
>-			return;
>+			activateCellEditor();
> 		}
>-		item = items[0];
>-		activateCellEditor(event);
>-	}
>-
>-	/**
>-	 * Start editing the given element.
>-	 * 
>-	 * @param element
>-	 * @param column
>-	 */
>-	void editElement(Object element, int column) {
>-		if (cellEditor != null) {
>-			applyEditorValue();
>-		}
>-
>-		setSelection(createSelection(element), true);
>-		Item[] selection = getSelection();
>-		if (selection.length != 1) {
>-			return;
>-		}
>-
>-		item = selection[0];
>-
>-		// Make sure selection is visible
>-		showSelection();
>-		columnNumber = column;
>-		activateCellEditor();
>-
> 	}
> 
> 	private void saveEditorValue(CellEditor cellEditor, Item tableItem) {
>-		ViewerColumn part = viewer.getViewerColumn(columnNumber);
>+		ViewerColumn part = viewer.getViewerColumn(cell.getColumnIndex());
> 
> 		if (part != null && part.getEditingSupport() != null) {
>-			part.getEditingSupport().setValue(tableItem.getData(),
>-					cellEditor.getValue());
>+			Object value = part.getEditingSupport().getCellEditorValue(cellEditor);
>+			part.getEditingSupport().setValue(tableItem.getData(),value);
> 		}
> 	}
> 
>@@ -337,68 +370,188 @@
> 		return cellEditor != null;
> 	}
> 
>-	/**
>-	 * Set the cell editors
>-	 * 
>-	 * @param editors
>-	 */
>-	void setCellEditors(CellEditor[] editors) {
>-		this.cellEditors = editors;
>+	void handleDoubleClickEvent() {
>+		viewer.fireDoubleClick(new DoubleClickEvent(viewer, viewer
>+				.getSelection()));
>+		viewer.fireOpen(new OpenEvent(viewer, viewer.getSelection()));
> 	}
> 
>-	/**
>-	 * Set the cell modifier
>-	 * 
>-	 * @param modifier
>-	 */
>-	void setCellModifier(ICellModifier modifier) {
>-		this.cellModifier = modifier;
>+	void addEditorActivationListener(
>+			ColumnViewerEditorActivationListener listener) {
>+		if (editorActivationListener == null) {
>+			editorActivationListener = new ListenerList();
>+		}
>+		editorActivationListener.add(listener);
> 	}
> 
>-	/**
>-	 * Set the column properties
>-	 * 
>-	 * @param columnProperties
>-	 */
>-	void setColumnProperties(String[] columnProperties) {
>-		this.columnProperties = columnProperties;
>+	void removeEditorActivationListener(
>+			ColumnViewerEditorActivationListener listener) {
>+		if (editorActivationListener != null) {
>+			editorActivationListener.remove(listener);
>+		}
> 	}
> 
>-	/**
>-	 * Return the properties for the column
>-	 * 
>-	 * @return the array of column properties
>-	 */
>-	Object[] getColumnProperties() {
>-		return columnProperties;
>+	void setEditorActivationStrategy(
>+			ColumnViewerEditorActivationStrategy editorActivationStrategy) {
>+		this.editorActivationStrategy = editorActivationStrategy;
> 	}
> 
> 	/**
>-	 * Get the cell modifier
>+	 * Process the travers event and opens the next available editor depending
>+	 * of the implemented strategy. The default implementation uses the style
>+	 * constants
>+	 * <ul>
>+	 * <li>{@link ColumnViewerEditor#TABBING_MOVE_TO_ROW_NEIGHBOR}</li>
>+	 * <li>{@link ColumnViewerEditor#TABBING_CYCLE_IN_ROW}</li>
>+	 * <li>{@link ColumnViewerEditor#TABBING_VERTICAL}</li>
>+	 * <li>{@link ColumnViewerEditor#TABBING_HORIZONTAL}</li>
>+	 * </ul>
> 	 * 
>-	 * @return the cell modifier
>+	 * 
>+	 * Subclasses may overwrite to implement their custom logic to edit the next
>+	 * cell
>+	 * 
>+	 * 
>+	 * @param columnIndex
>+	 * the index of the current column
>+	 * @param row
>+	 * the current row
>+	 * @param event
>+	 * the travers event
> 	 */
>-	ICellModifier getCellModifier() {
>-		return cellModifier;
>+	protected void processTraversEvent(int columnIndex, ViewerRow row,
>+			TraverseEvent event) {
>+
>+		ViewerCell cell2edit = null;
>+
>+		if (event.detail == SWT.TRAVERSE_TAB_PREVIOUS) {
>+			event.doit = false;
>+
>+			if ((event.stateMask & SWT.CTRL) == SWT.CTRL
>+					&& (feature & TABBING_VERTICAL) == TABBING_VERTICAL) {
>+				cell2edit = searchCellAboveBelow(row, viewer, columnIndex, true);
>+			} else if ((feature & TABBING_HORIZONTAL) == TABBING_HORIZONTAL) {
>+				cell2edit = searchPreviousCell(row, viewer, columnIndex,
>+						columnIndex);
>+			}
>+		} else if (event.detail == SWT.TRAVERSE_TAB_NEXT) {
>+			event.doit = false;
>+
>+			if ((event.stateMask & SWT.CTRL) == SWT.CTRL
>+					&& (feature & TABBING_VERTICAL) == TABBING_VERTICAL) {
>+				cell2edit = searchCellAboveBelow(row, viewer, columnIndex,
>+						false);
>+			} else if ((feature & TABBING_HORIZONTAL) == TABBING_HORIZONTAL) {
>+				cell2edit = searchNextCell(row, viewer, columnIndex,
>+						columnIndex);
>+			}
>+		}
>+
>+		if (cell2edit != null) {
>+
>+			viewer.getControl().setRedraw(false);
>+
>+			updateFocusCell(cell2edit);
>+
>+			ColumnViewerEditorActivationEvent acEvent = new ColumnViewerEditorActivationEvent(
>+					cell2edit, event);
>+			viewer.triggerEditorActivationEvent(acEvent);
>+			viewer.getControl().setRedraw(true);
>+		}
> 	}
> 
>-	/**
>-	 * Return the array of CellEditors used in the viewer
>-	 * 
>-	 * @return the cell editors
>-	 */
>-	CellEditor[] getCellEditors() {
>-		return cellEditors;
>+	private ViewerCell searchCellAboveBelow(ViewerRow row, ColumnViewer viewer,
>+			int columnIndex, boolean above) {
>+		ViewerCell rv = null;
>+
>+		ViewerRow newRow = null;
>+
>+		if (above) {
>+			newRow = row.getNeighbor(ViewerRow.ABOVE, false);
>+		} else {
>+			newRow = row.getNeighbor(ViewerRow.BELOW, false);
>+		}
>+
>+		if (newRow != null) {
>+			ViewerColumn column = viewer.getViewerColumn(columnIndex);
>+			if (column != null && column.getEditingSupport() != null
>+					&& column.getEditingSupport().canEdit(
>+							newRow.getItem().getData())) {
>+				rv = newRow.getCell(columnIndex);
>+			} else {
>+				rv = searchCellAboveBelow(newRow, viewer, columnIndex, above);
>+			}
>+		}
>+
>+		return rv;
> 	}
> 
>-	void setSelection(StructuredSelection selection, boolean b) {
>-		viewer.setSelection(selection, b);
>+	private ViewerCell searchPreviousCell(ViewerRow row, ColumnViewer viewer,
>+			int columnIndex, int startIndex) {
>+		ViewerCell rv = null;
>+
>+		if (columnIndex - 1 >= 0) {
>+			ViewerColumn column = viewer.getViewerColumn(columnIndex - 1);
>+			if (column != null && column.getEditingSupport() != null
>+					&& column.getEditingSupport().canEdit(
>+							row.getItem().getData())) {
>+				rv = row.getCell(columnIndex - 1);
>+			} else {
>+				rv = searchPreviousCell(row, viewer, columnIndex - 1,
>+						startIndex);
>+			}
>+		} else {
>+			if ((feature & TABBING_CYCLE_IN_ROW) == TABBING_CYCLE_IN_ROW) {
>+				// Check that we don't get into endless loop
>+				if (columnIndex - 1 != startIndex) {
>+					// Don't subtract -1 from getColumnCount() we need to
>+					// start in the virtual column
>+					// next to it
>+					rv = searchPreviousCell(row, viewer, row.getColumnCount(),
>+							startIndex);
>+				}
>+			} else if ((feature & TABBING_MOVE_TO_ROW_NEIGHBOR) == TABBING_MOVE_TO_ROW_NEIGHBOR) {
>+				ViewerRow rowAbove = row.getNeighbor(ViewerRow.ABOVE, false);
>+				if (rowAbove != null) {
>+					rv = searchPreviousCell(rowAbove, viewer, rowAbove
>+							.getColumnCount(), startIndex);
>+				}
>+			}
>+		}
>+
>+		return rv;
> 	}
> 
>-	void handleDoubleClickEvent() {
>-		viewer.fireDoubleClick(new DoubleClickEvent(viewer, viewer
>-				.getSelection()));
>-		viewer.fireOpen(new OpenEvent(viewer, viewer.getSelection()));
>+	private ViewerCell searchNextCell(ViewerRow row, ColumnViewer viewer,
>+			int columnIndex, int startIndex) {
>+		ViewerCell rv = null;
>+
>+		if (columnIndex + 1 < row.getColumnCount()) {
>+			ViewerColumn column = viewer.getViewerColumn(columnIndex + 1);
>+			if (column != null && column.getEditingSupport() != null
>+					&& column.getEditingSupport().canEdit(
>+							row.getItem().getData())) {
>+				rv = row.getCell(columnIndex + 1);
>+			} else {
>+				rv = searchNextCell(row, viewer, columnIndex + 1, startIndex);
>+			}
>+		} else {
>+			if ((feature & TABBING_CYCLE_IN_ROW) == TABBING_CYCLE_IN_ROW) {
>+				// Check that we don't get into endless loop
>+				if (columnIndex + 1 != startIndex) {
>+					// Start from -1 from the virtual column before the
>+					// first one
>+					rv = searchNextCell(row, viewer, -1, startIndex);
>+				}
>+			} else if ((feature & TABBING_MOVE_TO_ROW_NEIGHBOR) == TABBING_MOVE_TO_ROW_NEIGHBOR) {
>+				ViewerRow rowBelow = row.getNeighbor(ViewerRow.BELOW, false);
>+				if (rowBelow != null) {
>+					rv = searchNextCell(rowBelow, viewer, -1, startIndex);
>+				}
>+			}
>+		}
>+
>+		return rv;
> 	}
> 
> 	/**
>@@ -431,12 +584,22 @@
> 	protected abstract void setLayoutData(CellEditor.LayoutData layoutData);
> 
> 	/**
>-	 * Show up the current selection (scroll the selection into view)
>+	 * @param focusCell updates the cell with the current input focus
> 	 */
>-	protected abstract void showSelection();
>+	protected abstract void updateFocusCell(ViewerCell focusCell);
>+	
>+	/**
>+	 * @return the cell currently holding the focus
>+	 * 
>+	 */
>+	public ViewerCell getFocusCell() {
>+		return null;
>+	}
> 
> 	/**
>-	 * @return the current selection
>+	 * @return the viewer working for
> 	 */
>-	protected abstract Item[] getSelection();
>-}
>+	protected ColumnViewer getViewer() {
>+		return viewer;
>+	}
>+}
>\ No newline at end of file
>Index: src/org/eclipse/jface/viewers/TableViewerEditor.java
>===================================================================
>RCS file: src/org/eclipse/jface/viewers/TableViewerEditor.java
>diff -N src/org/eclipse/jface/viewers/TableViewerEditor.java
>--- /dev/null	1 Jan 1970 00:00:00 -0000
>+++ src/org/eclipse/jface/viewers/TableViewerEditor.java	1 Jan 1970 00:00:00 -0000
>@@ -0,0 +1,93 @@
>+/*******************************************************************************
>+ * Copyright (c) 2007 IBM Corporation 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:
>+ * IBM Corporation - initial API and implementation
>+ ******************************************************************************/
>+
>+package org.eclipse.jface.viewers;
>+
>+import java.util.List;
>+
>+import org.eclipse.jface.viewers.CellEditor.LayoutData;
>+import org.eclipse.swt.custom.TableEditor;
>+import org.eclipse.swt.widgets.Control;
>+import org.eclipse.swt.widgets.Item;
>+import org.eclipse.swt.widgets.TableItem;
>+
>+/**
>+ * @since 3.3
>+ *
>+ */
>+public final class TableViewerEditor extends ColumnViewerEditor {
>+	/**
>+	 * This viewer's table editor.
>+	 */
>+	private TableEditor tableEditor;
>+	
>+	private SWTFocusCellManager focusCellManager;
>+	
>+	TableViewerEditor(TableViewer viewer, SWTFocusCellManager focusCellManager, ColumnViewerEditorActivationStrategy editorActivationStrategy, int feature) {
>+		super(viewer,editorActivationStrategy,feature);
>+		tableEditor = new TableEditor(viewer.getTable());
>+		this.focusCellManager = focusCellManager; 
>+	}
>+	
>+	/**
>+	 * @param viewer
>+	 * @param focusCellManager
>+	 * @param editorActivationStrategy
>+	 * @param feature
>+	 */
>+	public static void create(TableViewer viewer, SWTFocusCellManager focusCellManager, ColumnViewerEditorActivationStrategy editorActivationStrategy, int feature) {
>+		TableViewerEditor editor = new TableViewerEditor(viewer,focusCellManager,editorActivationStrategy,feature);
>+		viewer.setColumnViewerEditor(editor);
>+	}
>+	
>+	/**
>+	 * @param viewer
>+	 * @param editorActivationStrategy
>+	 * @param feature
>+	 */
>+	public static void create(TableViewer viewer, ColumnViewerEditorActivationStrategy editorActivationStrategy, int feature) {
>+		create(viewer, null, editorActivationStrategy, feature);
>+	}
>+	
>+	protected StructuredSelection createSelection(Object element) {
>+		return new StructuredSelection(element);
>+	}
>+
>+	protected void setEditor(Control w, Item item, int columnNumber) {
>+		tableEditor.setEditor(w, (TableItem) item, columnNumber);
>+	}
>+
>+	protected void setLayoutData(LayoutData layoutData) {
>+		tableEditor.grabHorizontal = layoutData.grabHorizontal;
>+		tableEditor.horizontalAlignment = layoutData.horizontalAlignment;
>+		tableEditor.minimumWidth = layoutData.minimumWidth;
>+	}
>+
>+	public ViewerCell getFocusCell() {
>+		if( focusCellManager != null ) {
>+			return focusCellManager.getFocusCell();
>+		}
>+		
>+		return super.getFocusCell();
>+	}
>+
>+	protected void updateFocusCell(ViewerCell focusCell) {
>+		List l = getViewer().getSelectionFromWidget();
>+
>+		if( focusCellManager != null ) {
>+			focusCellManager.setFocusCell(focusCell);
>+		}
>+
>+		if (!l.contains(focusCell.getElement())) {
>+			getViewer().setSelection(new StructuredSelection(focusCell.getElement()));
>+		}
>+	}
>+}
>Index: src/org/eclipse/jface/viewers/ColumnViewerEditorActivationEvent.java
>===================================================================
>RCS file: src/org/eclipse/jface/viewers/ColumnViewerEditorActivationEvent.java
>diff -N src/org/eclipse/jface/viewers/ColumnViewerEditorActivationEvent.java
>--- /dev/null	1 Jan 1970 00:00:00 -0000
>+++ src/org/eclipse/jface/viewers/ColumnViewerEditorActivationEvent.java	1 Jan 1970 00:00:00 -0000
>@@ -0,0 +1,164 @@
>+/*******************************************************************************
>+ * Copyright (c) 2007 IBM Corporation 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:
>+ * IBM Corporation - initial API and implementation
>+ ******************************************************************************/
>+
>+package org.eclipse.jface.viewers;
>+
>+import java.util.EventObject;
>+
>+import org.eclipse.swt.events.KeyEvent;
>+import org.eclipse.swt.events.MouseEvent;
>+import org.eclipse.swt.events.TraverseEvent;
>+
>+/**
>+ * This event is passed on when a cell-editor is going to be activated
>+ * 
>+ * @since 3.3
>+ * 
>+ */
>+public class ColumnViewerEditorActivationEvent extends EventObject {
>+	/**
>+	 * 
>+	 */
>+	private static final long serialVersionUID = 1L;
>+
>+	/**
>+	 * if a key is pressed on a selected cell
>+	 */
>+	public static final int KEY_PRESSED = 1;
>+
>+	/**
>+	 * if a cell is selected using a single click of the mouse
>+	 */
>+	public static final int MOUSE_CLICK_SELECTION = 2;
>+
>+	/**
>+	 * if a cell is selected using double clicking of the mouse
>+	 */
>+	public static final int MOUSE_DOUBLE_CLICK_SELECTION = 3;
>+
>+	/**
>+	 * if a cell is activated using code like e.g
>+	 * {@link ColumnViewer#editElement(Object, int)}
>+	 */
>+	public static final int PROGRAMATIC = 4;
>+
>+	/**
>+	 * is a cell is activated by traversing
>+	 */
>+	public static final int TRAVERSAL = 5;
>+
>+	/**
>+	 * the original event triggered
>+	 */
>+	public EventObject sourceEvent;
>+
>+	/**
>+	 * The time the event is triggered
>+	 */
>+	public int time;
>+
>+	/**
>+	 * The event type triggered:
>+	 * <ul>
>+	 * <li>{@link #KEY_PRESSED} if a key is pressed on a selected cell</li>
>+	 * <li>{@link #MOUSE_CLICK_SELECTION} if a cell is selected using a single
>+	 * click of the mouse</li>
>+	 * <li>{@link #MOUSE_DOUBLE_CLICK_SELECTION} if a cell is selected using
>+	 * double clicking of the mouse</li>
>+	 * </ul>
>+	 */
>+	public int eventType;
>+
>+	/**
>+	 * Only set for {@link #KEY_PRESSED}
>+	 */
>+	public int keyCode;
>+
>+	/**
>+	 * Only set for {@link #KEY_PRESSED}
>+	 */
>+	public char character;
>+
>+	/**
>+	 * The statemask
>+	 */
>+	public int stateMask;
>+
>+	/**
>+	 * Cancle the event (=> editor is not activated)
>+	 */
>+	public boolean cancle = false;
>+	
>+	/**
>+	 * This constructor can be used when no event exists. The type set is
>+	 * {@link #PROGRAMATIC}
>+	 * 
>+	 * @param cell
>+	 * the cell
>+	 */
>+	public ColumnViewerEditorActivationEvent(ViewerCell cell) {
>+		super(cell);
>+		eventType = PROGRAMATIC;
>+	}
>+
>+	/**
>+	 * This constructor is used for all types of mouse events. Currently the
>+	 * type is can be {@link #MOUSE_CLICK_SELECTION} and
>+	 * {@link #MOUSE_DOUBLE_CLICK_SELECTION}
>+	 * 
>+	 * @param cell
>+	 * the cell source of the event
>+	 * @param event
>+	 * the event
>+	 */
>+	public ColumnViewerEditorActivationEvent(ViewerCell cell, MouseEvent event) {
>+		super(cell);
>+
>+		if (event.count >= 2) {
>+			eventType = MOUSE_DOUBLE_CLICK_SELECTION;
>+		} else {
>+			eventType = MOUSE_CLICK_SELECTION;
>+		}
>+
>+		this.sourceEvent = event;
>+		this.time = event.time;
>+	}
>+
>+	/**
>+	 * @param cell
>+	 * the cell source of the event
>+	 * @param event
>+	 * the event
>+	 */
>+	public ColumnViewerEditorActivationEvent(ViewerCell cell, KeyEvent event) {
>+		super(cell);
>+		this.eventType = KEY_PRESSED;
>+		this.sourceEvent = event;
>+		this.time = 0;
>+		this.keyCode = event.keyCode;
>+		this.character = event.character;
>+		this.stateMask = event.stateMask;
>+	}
>+
>+	/**
>+	 * This constructur is used to mark the activation triggered by a traversal
>+	 * 
>+	 * @param cell
>+	 * the cell source of the event
>+	 * @param event
>+	 * the event
>+	 */
>+	public ColumnViewerEditorActivationEvent(ViewerCell cell, TraverseEvent event) {
>+		super(cell);
>+		this.eventType = TRAVERSAL;
>+		this.sourceEvent = event;
>+	}
>+}
>Index: src/org/eclipse/jface/viewers/ColumnViewerEditorDeactivationEvent.java
>===================================================================
>RCS file: src/org/eclipse/jface/viewers/ColumnViewerEditorDeactivationEvent.java
>diff -N src/org/eclipse/jface/viewers/ColumnViewerEditorDeactivationEvent.java
>--- /dev/null	1 Jan 1970 00:00:00 -0000
>+++ src/org/eclipse/jface/viewers/ColumnViewerEditorDeactivationEvent.java	1 Jan 1970 00:00:00 -0000
>@@ -0,0 +1,36 @@
>+/*******************************************************************************
>+ * Copyright (c) 2007 IBM Corporation 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:
>+ * IBM Corporation - initial API and implementation
>+ ******************************************************************************/
>+
>+package org.eclipse.jface.viewers;
>+
>+import java.util.EventObject;
>+
>+/**
>+ * This event is fired when an editor deactivated
>+ * 
>+ * @since 3.3
>+ * 
>+ */
>+public class ColumnViewerEditorDeactivationEvent extends EventObject {
>+
>+	/**
>+	 * 
>+	 */
>+	private static final long serialVersionUID = 1L;
>+
>+	/**
>+	 * @param source
>+	 */
>+	public ColumnViewerEditorDeactivationEvent(Object source) {
>+		super(source);
>+	}
>+
>+}
>Index: src/org/eclipse/jface/viewers/SWTFocusCellManager.java
>===================================================================
>RCS file: src/org/eclipse/jface/viewers/SWTFocusCellManager.java
>diff -N src/org/eclipse/jface/viewers/SWTFocusCellManager.java
>--- /dev/null	1 Jan 1970 00:00:00 -0000
>+++ src/org/eclipse/jface/viewers/SWTFocusCellManager.java	1 Jan 1970 00:00:00 -0000
>@@ -0,0 +1,144 @@
>+/*******************************************************************************
>+ * Copyright (c) 2007 IBM Corporation 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:
>+ * IBM Corporation - initial API and implementation
>+ ******************************************************************************/
>+
>+package org.eclipse.jface.viewers;
>+
>+import org.eclipse.core.runtime.Assert;
>+import org.eclipse.swt.SWT;
>+import org.eclipse.swt.graphics.Point;
>+import org.eclipse.swt.widgets.Event;
>+import org.eclipse.swt.widgets.Listener;
>+
>+/**
>+ * @since 3.3
>+ * 
>+ */
>+abstract class SWTFocusCellManager {
>+	
>+	private CellNavigationStrategy navigationDelegate;
>+
>+	private ColumnViewer viewer;
>+
>+	private ViewerCell focusCell;
>+
>+	/**
>+	 * @param viewer
>+	 * @param focusDrawingDelegate
>+	 * @param navigationDelegate
>+	 */
>+	public SWTFocusCellManager(ColumnViewer viewer,
>+			FocusCellHighlighter focusDrawingDelegate,
>+			CellNavigationStrategy navigationDelegate) {
>+		this.viewer = viewer;
>+		this.navigationDelegate = navigationDelegate;
>+		hookListener(viewer);
>+	}
>+
>+	private void handleMouseDown(Event event) {
>+		ViewerCell cell = viewer.getCell(new Point(event.x, event.y));
>+		if (cell != null) {
>+
>+			if (!cell.equals(focusCell)) {
>+				this.focusCell = cell;
>+				viewer.getControl().redraw();
>+			}
>+		}
>+	}
>+
>+	private void handleKeyDown(Event event) {
>+		ViewerCell tmp = null;
>+
>+		if (navigationDelegate.isCollapseEvent(viewer, focusCell, event)) {
>+			navigationDelegate.collapse(viewer, focusCell, event);
>+		} else if (navigationDelegate.isExpandEvent(viewer, focusCell, event)) {
>+			navigationDelegate.expand(viewer, focusCell, event);
>+		} else if (navigationDelegate.isNavigationEvent(viewer, event)) {
>+			tmp = navigationDelegate.findSelectedCell(viewer, focusCell, event);
>+
>+			if (tmp != null) {
>+				if (!tmp.equals(focusCell)) {
>+					this.focusCell = tmp;
>+					viewer.getControl().redraw();
>+				}
>+			}
>+		}
>+
>+		if (navigationDelegate.cancleEvent(viewer, event)) {
>+			event.doit = false;
>+		}
>+	}
>+
>+	private void handleSelection(Event event) {
>+		if (focusCell != null && focusCell.getItem() != event.item
>+				&& event.item != null) {
>+			ViewerRow row = viewer.getViewerRowFromItem(event.item);
>+			Assert
>+					.isNotNull(row,
>+							"Internal Structure invalid. Row item has no row ViewerRow assigned"); //$NON-NLS-1$
>+			ViewerCell tmp = row.getCell(focusCell.getColumnIndex());
>+			if (!focusCell.equals(tmp)) {
>+				this.focusCell = tmp;
>+				viewer.getControl().redraw();
>+			}
>+		}
>+	}
>+
>+	private void handleFocusIn(Event event) {
>+		if( focusCell == null ) {
>+			focusCell = getPrimaryFocusCell();
>+		}
>+	}
>+	
>+	abstract ViewerCell getPrimaryFocusCell();
>+	
>+	private void hookListener(ColumnViewer viewer) {
>+		Listener listener = new Listener() {
>+
>+			public void handleEvent(Event event) {
>+				switch (event.type) {
>+				case SWT.MouseDown:
>+					handleMouseDown(event);
>+					break;
>+				case SWT.KeyDown:
>+					handleKeyDown(event);
>+					break;
>+				case SWT.Selection:
>+					handleSelection(event);
>+					break;
>+				case SWT.FocusIn:
>+					handleFocusIn(event);
>+					break;
>+				}
>+			}
>+		};
>+
>+		viewer.getControl().addListener(SWT.MouseDown, listener);
>+		viewer.getControl().addListener(SWT.KeyDown, listener);
>+		viewer.getControl().addListener(SWT.Selection, listener);
>+		viewer.getControl().addListener(SWT.FocusIn, listener);
>+	}
>+	
>+	/**
>+	 * @return the cell with the focus
>+	 * 
>+	 */
>+	public ViewerCell getFocusCell() {
>+		return focusCell;
>+	}
>+	
>+	void setFocusCell(ViewerCell focusCell) {
>+		this.focusCell = focusCell;
>+	}
>+	
>+	ColumnViewer getViewer() {
>+		return viewer;
>+	}
>+}
>Index: src/org/eclipse/jface/viewers/TreeViewerEditor.java
>===================================================================
>RCS file: src/org/eclipse/jface/viewers/TreeViewerEditor.java
>diff -N src/org/eclipse/jface/viewers/TreeViewerEditor.java
>--- /dev/null	1 Jan 1970 00:00:00 -0000
>+++ src/org/eclipse/jface/viewers/TreeViewerEditor.java	1 Jan 1970 00:00:00 -0000
>@@ -0,0 +1,113 @@
>+/*******************************************************************************
>+ * Copyright (c) 2007 IBM Corporation 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:
>+ * IBM Corporation - initial API and implementation
>+ ******************************************************************************/
>+
>+package org.eclipse.jface.viewers;
>+
>+import java.util.List;
>+
>+import org.eclipse.jface.viewers.CellEditor.LayoutData;
>+import org.eclipse.swt.custom.TreeEditor;
>+import org.eclipse.swt.widgets.Control;
>+import org.eclipse.swt.widgets.Item;
>+import org.eclipse.swt.widgets.TreeItem;
>+
>+/**
>+ * @since 3.3
>+ * 
>+ */
>+public class TreeViewerEditor extends ColumnViewerEditor {
>+	/**
>+	 * This viewer's tree editor.
>+	 */
>+	private TreeEditor treeEditor;
>+
>+	private SWTFocusCellManager focusCellManager;
>+
>+	/**
>+	 * @param viewer
>+	 * @param focusCellManager
>+	 * @param editorActivationStrategy
>+	 * @param feature
>+	 */
>+	TreeViewerEditor(TreeViewer viewer, SWTFocusCellManager focusCellManager,
>+			ColumnViewerEditorActivationStrategy editorActivationStrategy,
>+			int feature) {
>+		super(viewer, editorActivationStrategy, feature);
>+		treeEditor = new TreeEditor(viewer.getTree());
>+		this.focusCellManager = focusCellManager;
>+	}
>+
>+	/**
>+	 * @param viewer
>+	 * @param focusCellManager
>+	 * @param editorActivationStrategy
>+	 * @param feature
>+	 */
>+	public static void create(TreeViewer viewer,
>+			SWTFocusCellManager focusCellManager,
>+			ColumnViewerEditorActivationStrategy editorActivationStrategy,
>+			int feature) {
>+		TreeViewerEditor editor = new TreeViewerEditor(viewer,
>+				focusCellManager, editorActivationStrategy, feature);
>+		viewer.setColumnViewerEditor(editor);
>+	}
>+
>+	/**
>+	 * @param viewer
>+	 * @param editorActivationStrategy
>+	 * @param feature
>+	 */
>+	public static void create(TreeViewer viewer,
>+			ColumnViewerEditorActivationStrategy editorActivationStrategy,
>+			int feature) {
>+		create(viewer, null, editorActivationStrategy, feature);
>+	}
>+
>+	protected StructuredSelection createSelection(Object element) {
>+		if (element instanceof TreePath) {
>+			return new TreeSelection((TreePath) element, getViewer()
>+					.getComparer());
>+		}
>+
>+		return new StructuredSelection(element);
>+	}
>+
>+	protected void setEditor(Control w, Item item, int fColumnNumber) {
>+		treeEditor.setEditor(w, (TreeItem) item, fColumnNumber);
>+	}
>+
>+	protected void setLayoutData(LayoutData layoutData) {
>+		treeEditor.grabHorizontal = layoutData.grabHorizontal;
>+		treeEditor.horizontalAlignment = layoutData.horizontalAlignment;
>+		treeEditor.minimumWidth = layoutData.minimumWidth;
>+	}
>+
>+	public ViewerCell getFocusCell() {
>+		if (focusCellManager != null) {
>+			return focusCellManager.getFocusCell();
>+		}
>+
>+		return super.getFocusCell();
>+	}
>+
>+	protected void updateFocusCell(ViewerCell focusCell) {
>+		List l = getViewer().getSelectionFromWidget();
>+
>+		if (focusCellManager != null) {
>+			focusCellManager.setFocusCell(focusCell);
>+		}
>+
>+		if (!l.contains(focusCell.getElement())) {
>+			getViewer().setSelection(new StructuredSelection(focusCell.getElement()));
>+		}
>+
>+	}
>+}
>Index: src/org/eclipse/jface/viewers/TableViewerFocusCellManager.java
>===================================================================
>RCS file: src/org/eclipse/jface/viewers/TableViewerFocusCellManager.java
>diff -N src/org/eclipse/jface/viewers/TableViewerFocusCellManager.java
>--- /dev/null	1 Jan 1970 00:00:00 -0000
>+++ src/org/eclipse/jface/viewers/TableViewerFocusCellManager.java	1 Jan 1970 00:00:00 -0000
>@@ -0,0 +1,42 @@
>+/*******************************************************************************
>+ * Copyright (c) 2007 IBM Corporation 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:
>+ * IBM Corporation - initial API and implementation
>+ ******************************************************************************/
>+
>+package org.eclipse.jface.viewers;
>+
>+import org.eclipse.swt.widgets.Table;
>+
>+/**
>+ * @since 3.3
>+ *
>+ */
>+public class TableViewerFocusCellManager extends SWTFocusCellManager {
>+	private static final CellNavigationStrategy TABLE_NAVIGATE = new CellNavigationStrategy();
>+	
>+	/**
>+	 * @param viewer
>+	 * @param focusDrawingDelegate
>+	 */
>+	public TableViewerFocusCellManager(TableViewer viewer,
>+			FocusCellHighlighter focusDrawingDelegate) {
>+		super(viewer, focusDrawingDelegate, TABLE_NAVIGATE);
>+	}
>+
>+	ViewerCell getPrimaryFocusCell() {
>+		Table table = (Table) getViewer().getControl();
>+		
>+		if( table.getItemCount() > 0 ) {
>+			return getViewer().getViewerRowFromItem(table.getItem(0)).getCell(0);
>+		}
>+		
>+		return null;
>+	}
>+
>+}
>Index: src/org/eclipse/jface/viewers/FocusCellHighlighter.java
>===================================================================
>RCS file: src/org/eclipse/jface/viewers/FocusCellHighlighter.java
>diff -N src/org/eclipse/jface/viewers/FocusCellHighlighter.java
>--- /dev/null	1 Jan 1970 00:00:00 -0000
>+++ src/org/eclipse/jface/viewers/FocusCellHighlighter.java	1 Jan 1970 00:00:00 -0000
>@@ -0,0 +1,34 @@
>+/*******************************************************************************
>+ * Copyright (c) 2007 IBM Corporation 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:
>+ * IBM Corporation - initial API and implementation
>+ ******************************************************************************/
>+
>+package org.eclipse.jface.viewers;
>+
>+/**
>+ * @since 3.3
>+ * 
>+ */
>+public abstract class FocusCellHighlighter {
>+	private ColumnViewer viewer;
>+
>+	/**
>+	 * @param viewer
>+	 */
>+	public FocusCellHighlighter(ColumnViewer viewer) {
>+		this.viewer = viewer;
>+	}
>+
>+	/**
>+	 * @return the focus cell
>+	 */
>+	public ViewerCell getFocusCell() {
>+		return viewer.getColumnViewerEditor().getFocusCell();
>+	}
>+}
>Index: src/org/eclipse/jface/viewers/FocusCellOwnerDrawHighlighter.java
>===================================================================
>RCS file: src/org/eclipse/jface/viewers/FocusCellOwnerDrawHighlighter.java
>diff -N src/org/eclipse/jface/viewers/FocusCellOwnerDrawHighlighter.java
>--- /dev/null	1 Jan 1970 00:00:00 -0000
>+++ src/org/eclipse/jface/viewers/FocusCellOwnerDrawHighlighter.java	1 Jan 1970 00:00:00 -0000
>@@ -0,0 +1,119 @@
>+/*******************************************************************************
>+ * Copyright (c) 2007 IBM Corporation 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:
>+ * IBM Corporation - initial API and implementation
>+ ******************************************************************************/
>+
>+package org.eclipse.jface.viewers;
>+
>+import org.eclipse.core.runtime.Assert;
>+import org.eclipse.swt.SWT;
>+import org.eclipse.swt.graphics.Color;
>+import org.eclipse.swt.graphics.GC;
>+import org.eclipse.swt.widgets.Event;
>+import org.eclipse.swt.widgets.Listener;
>+
>+/**
>+ * @since 3.3
>+ * 
>+ */
>+public class FocusCellOwnerDrawHighlighter extends FocusCellHighlighter {
>+
>+	/**
>+	 * @param viewer
>+	 * the viewer
>+	 */
>+	public FocusCellOwnerDrawHighlighter(ColumnViewer viewer) {
>+		super(viewer);
>+		hookListener(viewer);
>+	}
>+
>+	private void markFocusedCell(Event event, ViewerCell cell) {
>+		Color background = getSelectedCellBackgroundColor(cell);
>+		Color foreground = getSelectedCellForegroundColor(cell);
>+
>+		if (foreground != null || background != null) {
>+			GC gc = event.gc;
>+
>+			if (background == null) {
>+				background = cell.getItem().getDisplay().getSystemColor(
>+						SWT.COLOR_LIST_SELECTION);
>+			}
>+
>+			if (foreground == null) {
>+				foreground = cell.getItem().getDisplay().getSystemColor(
>+						SWT.COLOR_LIST_SELECTION_TEXT);
>+			}
>+
>+			gc.setBackground(background);
>+			gc.setForeground(foreground);
>+			gc.fillRectangle(event.getBounds());
>+
>+			// This is a workaround for an SWT-Bug on WinXP bug 169517
>+			gc.drawText(" ", cell.getBounds().x, cell.getBounds().y, false); //$NON-NLS-1$
>+			event.detail &= ~SWT.SELECTED;
>+		}
>+	}
>+
>+	private void removeSelectionInformation(Event event, ViewerCell cell) {
>+		GC gc = event.gc;
>+		gc.setBackground(cell.getViewerRow().getBackground(
>+				cell.getColumnIndex()));
>+		gc.setForeground(cell.getViewerRow().getForeground(
>+				cell.getColumnIndex()));
>+		gc.fillRectangle(cell.getBounds());
>+		// This is a workaround for an SWT-Bug on WinXP bug 169517
>+		gc.drawText(" ", cell.getBounds().x, cell.getBounds().y, false); //$NON-NLS-1$
>+		event.detail &= ~SWT.SELECTED;
>+	}
>+
>+	private void hookListener(final ColumnViewer viewer) {
>+
>+		Listener listener = new Listener() {
>+
>+			public void handleEvent(Event event) {
>+				if ((event.detail & SWT.SELECTED) > 0) {
>+					ViewerCell focusCell = getFocusCell();
>+					ViewerRow row = viewer.getViewerRowFromItem(event.item);
>+
>+					Assert
>+							.isNotNull(row,
>+									"Internal structure invalid. Item without associated row is not possible."); //$NON-NLS-1$
>+
>+					ViewerCell cell = row.getCell(event.index);
>+
>+					if (focusCell == null || !cell.equals(focusCell)) {
>+						removeSelectionInformation(event, cell);
>+					} else {
>+						markFocusedCell(event, cell);
>+					}
>+				}
>+			}
>+
>+		};
>+		viewer.getControl().addListener(SWT.EraseItem, listener);
>+	}
>+
>+	/**
>+	 * @param cell
>+	 * the cell which is colored
>+	 * @return the color
>+	 */
>+	protected Color getSelectedCellBackgroundColor(ViewerCell cell) {
>+		return null;
>+	}
>+
>+	/**
>+	 * @param cell
>+	 * the cell which is colored
>+	 * @return the color
>+	 */
>+	protected Color getSelectedCellForegroundColor(ViewerCell cell) {
>+		return null;
>+	}
>+}
>Index: src/org/eclipse/jface/viewers/ColumnViewerEditorActivationListener.java
>===================================================================
>RCS file: src/org/eclipse/jface/viewers/ColumnViewerEditorActivationListener.java
>diff -N src/org/eclipse/jface/viewers/ColumnViewerEditorActivationListener.java
>--- /dev/null	1 Jan 1970 00:00:00 -0000
>+++ src/org/eclipse/jface/viewers/ColumnViewerEditorActivationListener.java	1 Jan 1970 00:00:00 -0000
>@@ -0,0 +1,52 @@
>+/*******************************************************************************
>+ * Copyright (c) 2007 IBM Corporation 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:
>+ * IBM Corporation - initial API and implementation
>+ ******************************************************************************/
>+
>+package org.eclipse.jface.viewers;
>+
>+/**
>+ * Parties interested in activation and deactivation of editors extend this
>+ * class and implement any or all of the methods
>+ * 
>+ * @since 3.3
>+ * 
>+ */
>+public abstract class ColumnViewerEditorActivationListener {
>+	/**
>+	 * Called before an editor is activated
>+	 * 
>+	 * @param event
>+	 * the event
>+	 */
>+	public abstract void beforeEditorActivated(ColumnViewerEditorActivationEvent event);
>+
>+	/**
>+	 * Called after an editor has been activated
>+	 * 
>+	 * @param event the event
>+	 */
>+	public abstract void afterEditorActivated(ColumnViewerEditorActivationEvent event);
>+
>+	/**
>+	 * Called before an editor is deactivated
>+	 * 
>+	 * @param event
>+	 * the event
>+	 */
>+	public abstract void beforeEditorDeactivated(ColumnViewerEditorDeactivationEvent event);
>+
>+	
>+	/**
>+	 * Called after an editor is deactivated
>+	 * 
>+	 * @param event the event
>+	 */
>+	public abstract void afterEditorDeactivated(ColumnViewerEditorDeactivationEvent event);
>+}
>Index: src/org/eclipse/jface/viewers/TreeViewerFocusCellManager.java
>===================================================================
>RCS file: src/org/eclipse/jface/viewers/TreeViewerFocusCellManager.java
>diff -N src/org/eclipse/jface/viewers/TreeViewerFocusCellManager.java
>--- /dev/null	1 Jan 1970 00:00:00 -0000
>+++ src/org/eclipse/jface/viewers/TreeViewerFocusCellManager.java	1 Jan 1970 00:00:00 -0000
>@@ -0,0 +1,77 @@
>+/*******************************************************************************
>+ * Copyright (c) 2007 IBM Corporation 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:
>+ * IBM Corporation - initial API and implementation
>+ ******************************************************************************/
>+
>+package org.eclipse.jface.viewers;
>+
>+import org.eclipse.swt.SWT;
>+import org.eclipse.swt.widgets.Event;
>+import org.eclipse.swt.widgets.Tree;
>+import org.eclipse.swt.widgets.TreeItem;
>+
>+/**
>+ * @since 3.3
>+ *
>+ */
>+public class TreeViewerFocusCellManager extends SWTFocusCellManager {
>+	private static final CellNavigationStrategy TREE_NAVIGATE = new CellNavigationStrategy() {
>+		public void collapse(ColumnViewer viewer, ViewerCell cellToCollapse,
>+				Event event) {
>+			if (cellToCollapse != null) {
>+				((TreeItem) cellToCollapse.getItem()).setExpanded(false);
>+			}
>+		}
>+
>+		public void expand(ColumnViewer viewer, ViewerCell cellToExpand,
>+				Event event) {
>+			if (cellToExpand != null) {
>+				TreeViewer v = (TreeViewer) viewer;
>+				v.setExpandedState(v
>+						.getTreePathFromItem(cellToExpand.getItem()), true);
>+			}
>+		}
>+
>+		public boolean isCollapseEvent(ColumnViewer viewer,
>+				ViewerCell cellToCollapse, Event event) {
>+			return cellToCollapse != null
>+					&& ((TreeItem) cellToCollapse.getItem()).getExpanded()
>+					&& cellToCollapse.getColumnIndex() == 0
>+					&& event.keyCode == SWT.ARROW_LEFT;
>+		}
>+
>+		public boolean isExpandEvent(ColumnViewer viewer,
>+				ViewerCell cellToExpand, Event event) {
>+			return cellToExpand != null
>+					&& ((TreeItem) cellToExpand.getItem()).getItemCount() > 0
>+					&& !((TreeItem) cellToExpand.getItem()).getExpanded()
>+					&& cellToExpand.getColumnIndex() == 0
>+					&& event.keyCode == SWT.ARROW_RIGHT;
>+		}
>+	};
>+	
>+	/**
>+	 * @param viewer
>+	 * @param focusDrawingDelegate
>+	 */
>+	public TreeViewerFocusCellManager(TreeViewer viewer,
>+			FocusCellHighlighter focusDrawingDelegate) {
>+		super(viewer, focusDrawingDelegate,TREE_NAVIGATE);
>+	}
>+
>+	ViewerCell getPrimaryFocusCell() {
>+		Tree tree = (Tree) getViewer().getControl();
>+		
>+		if( tree.getItemCount() > 0 ) {
>+			return getViewer().getViewerRowFromItem(tree.getItem(0)).getCell(0);
>+		}
>+		
>+		return null;
>+	}
>+}
>Index: src/org/eclipse/jface/viewers/CellNavigationStrategy.java
>===================================================================
>RCS file: src/org/eclipse/jface/viewers/CellNavigationStrategy.java
>diff -N src/org/eclipse/jface/viewers/CellNavigationStrategy.java
>--- /dev/null	1 Jan 1970 00:00:00 -0000
>+++ src/org/eclipse/jface/viewers/CellNavigationStrategy.java	1 Jan 1970 00:00:00 -0000
>@@ -0,0 +1,151 @@
>+/*******************************************************************************
>+ * Copyright (c) 2007 IBM Corporation 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:
>+ * IBM Corporation - initial API and implementation
>+ ******************************************************************************/
>+
>+package org.eclipse.jface.viewers;
>+
>+import org.eclipse.swt.SWT;
>+import org.eclipse.swt.widgets.Event;
>+
>+/**
>+ * @since 3.3
>+ * 
>+ */
>+public class CellNavigationStrategy {
>+	/**
>+	 * is the given event an event which moves the selection to another cell
>+	 * 
>+	 * @param viewer
>+	 * the viewer we are working for
>+	 * 
>+	 * @param event
>+	 * the key event
>+	 * @return <code>true</code> if a new cell is searched
>+	 */
>+	public boolean isNavigationEvent(ColumnViewer viewer, Event event) {
>+		switch (event.keyCode) {
>+		case SWT.ARROW_UP:
>+		case SWT.ARROW_DOWN:
>+		case SWT.ARROW_LEFT:
>+		case SWT.ARROW_RIGHT:
>+		case SWT.HOME:
>+		case SWT.PAGE_DOWN:
>+		case SWT.PAGE_UP:
>+		case SWT.END:
>+			return true;
>+		default:
>+			return false;
>+		}
>+	}
>+
>+	/**
>+	 * @param viewer
>+	 * the viewer we are working for
>+	 * @param cellToCollapse the cell to collapse
>+	 * @param event
>+	 * the key event
>+	 * @return <code>true</code> if this event triggers collapsing of a node
>+	 */
>+	public boolean isCollapseEvent(ColumnViewer viewer, ViewerCell cellToCollapse, Event event) {
>+		return false;
>+	}
>+
>+	/**
>+	 * @param viewer
>+	 * the viewer we are working for
>+	 * @param cellToExpand the cell to expand
>+	 * @param event
>+	 * the key event
>+	 * @return <code>true</code> if this event triggers expanding of a node
>+	 */
>+	public boolean isExpandEvent(ColumnViewer viewer, ViewerCell cellToExpand, Event event) {
>+		return false;
>+	}
>+
>+	/**
>+	 * @param viewer
>+	 * the viewer working for
>+	 * @param cellToExpand
>+	 * the cell the user wants to expand
>+	 * @param event
>+	 * the event triggering the exansion
>+	 */
>+	public void expand(ColumnViewer viewer, ViewerCell cellToExpand, Event event) {
>+
>+	}
>+
>+	/**
>+	 * @param viewer
>+	 * the viewer working for
>+	 * @param cellToCollapse
>+	 * the cell the user wants to collapse
>+	 * @param event
>+	 * the event triggering the exansion
>+	 */
>+	public void collapse(ColumnViewer viewer, ViewerCell cellToCollapse,
>+			Event event) {
>+
>+	}
>+
>+	/**
>+	 * @param viewer
>+	 * the viewer we are working for
>+	 * @param currentSelectedCell
>+	 * the cell currently selected
>+	 * @param event
>+	 * the key event
>+	 * @return the cell which is highlighted next or <code>null</code> if the
>+	 * default implementation is taken. E.g. it's fairly impossible to
>+	 * react on PAGE_DOWN requests
>+	 */
>+	public ViewerCell findSelectedCell(ColumnViewer viewer,
>+			ViewerCell currentSelectedCell, Event event) {
>+
>+		switch (event.keyCode) {
>+		case SWT.ARROW_UP:
>+			if (currentSelectedCell != null) {
>+				return currentSelectedCell.getNeighbor(ViewerCell.ABOVE, false);
>+			}
>+			break;
>+		case SWT.ARROW_DOWN:
>+			if (currentSelectedCell != null) {
>+				return currentSelectedCell.getNeighbor(ViewerCell.BELOW, false);
>+			}
>+			break;
>+		case SWT.ARROW_LEFT:
>+			if (currentSelectedCell != null) {
>+				return currentSelectedCell.getNeighbor(ViewerCell.LEFT, true);
>+			}
>+			break;
>+		case SWT.ARROW_RIGHT:
>+			if (currentSelectedCell != null) {
>+				return currentSelectedCell.getNeighbor(ViewerCell.RIGHT, true);
>+			}
>+			break;
>+		}
>+
>+		return null;
>+	}
>+
>+	/**
>+	 * This method is consulted to decide whether an event has to be cancled or
>+	 * not. By default events who collapse/expand tree-nodes are cancled
>+	 * 
>+	 * @param viewer
>+	 * the viewer working for
>+	 * @param event
>+	 * the event
>+	 * @return <code>true</code> if the event has to be cancled
>+	 */
>+	public boolean cancleEvent(ColumnViewer viewer, Event event) {
>+		return event.keyCode == SWT.ARROW_LEFT
>+				|| event.keyCode == SWT.ARROW_RIGHT;
>+	}
>+}
>Index: src/org/eclipse/jface/viewers/ColumnViewerEditorActivationStrategy.java
>===================================================================
>RCS file: src/org/eclipse/jface/viewers/ColumnViewerEditorActivationStrategy.java
>diff -N src/org/eclipse/jface/viewers/ColumnViewerEditorActivationStrategy.java
>--- /dev/null	1 Jan 1970 00:00:00 -0000
>+++ src/org/eclipse/jface/viewers/ColumnViewerEditorActivationStrategy.java	1 Jan 1970 00:00:00 -0000
>@@ -0,0 +1,91 @@
>+/*******************************************************************************
>+ * Copyright (c) 2006 IBM Corporation 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:
>+ * IBM Corporation - initial API and implementation
>+ ******************************************************************************/
>+
>+package org.eclipse.jface.viewers;
>+
>+import org.eclipse.swt.events.KeyEvent;
>+import org.eclipse.swt.events.KeyListener;
>+
>+/**
>+ * This class is responsible to determin if a cell selection event is triggers
>+ * an editor activation
>+ * 
>+ * @since 3.3
>+ */
>+public class ColumnViewerEditorActivationStrategy {
>+	private ColumnViewer viewer;
>+	
>+	private KeyListener keyboardActivationListener;
>+	
>+	/**
>+	 * @param viewer the viewer the editor support is attached to
>+	 */
>+	public ColumnViewerEditorActivationStrategy(ColumnViewer viewer) {
>+		this.viewer = viewer;
>+	}
>+	
>+	/**
>+	 * @param event
>+	 * @return bla bl
>+	 */
>+	protected boolean isEditorActivationEvent(ColumnViewerEditorActivationEvent event) {
>+		return event.eventType == ColumnViewerEditorActivationEvent.MOUSE_CLICK_SELECTION
>+			|| event.eventType == ColumnViewerEditorActivationEvent.PROGRAMATIC
>+			|| event.eventType == ColumnViewerEditorActivationEvent.TRAVERSAL;
>+		}
>+
>+	/**
>+	 * @return the cell holding the current focus
>+	 */
>+	private ViewerCell getFocusCell() {
>+		return viewer.getColumnViewerEditor().getFocusCell();
>+	}
>+	
>+	/**
>+	 * @return the viewer
>+	 */
>+	public ColumnViewer getViewer() {
>+		return viewer;
>+	}
>+	
>+	/**
>+	 * Enable activation of cell editors by keyboard
>+	 * @param enable <code>true</code> to enable
>+	 */
>+	public void setEnableEditorActivationWithKeyboard(boolean enable) {
>+		if( enable ) {
>+			if( keyboardActivationListener == null ) {
>+				keyboardActivationListener = new KeyListener() {
>+
>+					public void keyPressed(KeyEvent e) {
>+						ViewerCell cell = getFocusCell();
>+						
>+						if( cell != null ) {
>+							viewer.triggerEditorActivationEvent(new ColumnViewerEditorActivationEvent(cell,e));
>+						}
>+					}
>+
>+					public void keyReleased(KeyEvent e) {
>+						
>+					}
>+					
>+				};
>+				viewer.getControl().addKeyListener(keyboardActivationListener);
>+			}
>+		} else {
>+			if( keyboardActivationListener != null ) {
>+				viewer.getControl().removeKeyListener(keyboardActivationListener);
>+				keyboardActivationListener = null;
>+			}
>+		}
>+	}
>+
>+}
>#P org.eclipse.jface.snippets
>Index: Eclipse JFace Snippets/org/eclipse/jface/snippets/viewers/Snippet025TabEditing.java
>===================================================================
>RCS file: /cvsroot/eclipse/org.eclipse.jface.snippets/Eclipse JFace Snippets/org/eclipse/jface/snippets/viewers/Snippet025TabEditing.java,v
>retrieving revision 1.2
>diff -u -r1.2 Snippet025TabEditing.java
>--- Eclipse JFace Snippets/org/eclipse/jface/snippets/viewers/Snippet025TabEditing.java	4 Feb 2007 22:00:22 -0000	1.2
>+++ Eclipse JFace Snippets/org/eclipse/jface/snippets/viewers/Snippet025TabEditing.java	13 Mar 2007 14:31:47 -0000
>@@ -12,10 +12,13 @@
> package org.eclipse.jface.snippets.viewers;
> 
> import org.eclipse.jface.viewers.CellEditor;
>+import org.eclipse.jface.viewers.ColumnViewerEditor;
>+import org.eclipse.jface.viewers.ColumnViewerEditorActivationStrategy;
> import org.eclipse.jface.viewers.EditingSupport;
> import org.eclipse.jface.viewers.ICellModifier;
> import org.eclipse.jface.viewers.IStructuredContentProvider;
> import org.eclipse.jface.viewers.LabelProvider;
>+import org.eclipse.jface.viewers.TableViewerEditor;
> import org.eclipse.jface.viewers.TableViewer;
> import org.eclipse.jface.viewers.TextCellEditor;
> import org.eclipse.jface.viewers.Viewer;
>@@ -111,8 +114,7 @@
> 		
> 		v.setColumnProperties(new String[] { "column1", "column2" });
> 		v.setCellEditors(new CellEditor[] { new TextCellEditor(v.getTable()), new TextCellEditor(v.getTable()) });
>-		v.setTabEditingStyle(EditingSupport.TABBING_HORIZONTAL|EditingSupport.TABBING_MOVE_TO_ROW_NEIGHBOR|EditingSupport.TABBING_VERTICAL);
>-		
>+		TableViewerEditor.create(v,new ColumnViewerEditorActivationStrategy(v),ColumnViewerEditor.TABBING_HORIZONTAL|ColumnViewerEditor.TABBING_MOVE_TO_ROW_NEIGHBOR|ColumnViewerEditor.TABBING_VERTICAL);
> 		
> 		MyModel[] model = createModel();
> 		v.setInput(model);
>Index: Eclipse JFace Snippets/org/eclipse/jface/snippets/viewers/Snippet026TreeViewerTabEditing.java
>===================================================================
>RCS file: Eclipse JFace Snippets/org/eclipse/jface/snippets/viewers/Snippet026TreeViewerTabEditing.java
>diff -N Eclipse JFace Snippets/org/eclipse/jface/snippets/viewers/Snippet026TreeViewerTabEditing.java
>--- /dev/null	1 Jan 1970 00:00:00 -0000
>+++ Eclipse JFace Snippets/org/eclipse/jface/snippets/viewers/Snippet026TreeViewerTabEditing.java	1 Jan 1970 00:00:00 -0000
>@@ -0,0 +1,223 @@
>+/*******************************************************************************
>+ * Copyright (c) 2006 Tom Schindl 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:
>+ * Tom Schindl - initial API and implementation
>+ *******************************************************************************/
>+
>+package org.eclipse.jface.snippets.viewers;
>+
>+import java.util.ArrayList;
>+
>+import org.eclipse.jface.viewers.CellEditor;
>+import org.eclipse.jface.viewers.CellNavigationStrategy;
>+import org.eclipse.jface.viewers.ColumnLabelProvider;
>+import org.eclipse.jface.viewers.ColumnViewerEditor;
>+import org.eclipse.jface.viewers.ColumnViewerEditorActivationStrategy;
>+import org.eclipse.jface.viewers.EditingSupport;
>+import org.eclipse.jface.viewers.ColumnViewerEditorActivationEvent;
>+import org.eclipse.jface.viewers.FocusCellOwnerDrawHighlighter;
>+import org.eclipse.jface.viewers.ITreeContentProvider;
>+import org.eclipse.jface.viewers.TextCellEditor;
>+import org.eclipse.jface.viewers.TreeViewerFocusCellManager;
>+import org.eclipse.jface.viewers.TreeViewerEditor;
>+import org.eclipse.jface.viewers.TreeViewer;
>+import org.eclipse.jface.viewers.TreeViewerColumn;
>+import org.eclipse.jface.viewers.Viewer;
>+import org.eclipse.swt.SWT;
>+import org.eclipse.swt.layout.FillLayout;
>+import org.eclipse.swt.widgets.Button;
>+import org.eclipse.swt.widgets.Display;
>+import org.eclipse.swt.widgets.Shell;
>+
>+/**
>+ * A simple TreeViewer to demonstrate usage
>+ * 
>+ * @author Tom Schindl <tom.schindl@bestsolution.at>
>+ * 
>+ */
>+public class Snippet026TreeViewerTabEditing {
>+	public Snippet026TreeViewerTabEditing(final Shell shell) {
>+		Button b = new Button(shell,SWT.PUSH);
>+		b.setText("BBB");
>+		final TreeViewer v = new TreeViewer(shell, SWT.BORDER
>+				| SWT.FULL_SELECTION);
>+		v.getTree().setLinesVisible(true);
>+		v.getTree().setHeaderVisible(true);
>+
>+		 
>+		TreeViewerFocusCellManager focusCellManager = new TreeViewerFocusCellManager(v,new FocusCellOwnerDrawHighlighter(v));
>+		ColumnViewerEditorActivationStrategy actSupport = new ColumnViewerEditorActivationStrategy(v) {
>+			protected boolean isEditorActivationEvent(
>+					ColumnViewerEditorActivationEvent event) {
>+				return event.eventType == ColumnViewerEditorActivationEvent.TRAVERSAL
>+						|| event.eventType == ColumnViewerEditorActivationEvent.MOUSE_DOUBLE_CLICK_SELECTION
>+						|| (event.eventType == ColumnViewerEditorActivationEvent.KEY_PRESSED && event.keyCode == SWT.CR)
>+						|| event.eventType == ColumnViewerEditorActivationEvent.PROGRAMATIC;
>+			}
>+		};
>+		
>+		TreeViewerEditor.create(v, focusCellManager, actSupport, ColumnViewerEditor.TABBING_HORIZONTAL
>+				| ColumnViewerEditor.TABBING_MOVE_TO_ROW_NEIGHBOR
>+				| ColumnViewerEditor.TABBING_VERTICAL | ColumnViewerEditor.KEYBOARD_ACTIVATION);
>+		
>+		final TextCellEditor textCellEditor = new TextCellEditor(v.getTree());
>+
>+		TreeViewerColumn column = new TreeViewerColumn(v, SWT.NONE);
>+		column.getColumn().setWidth(200);
>+		column.getColumn().setText("Column 1");
>+		column.setLabelProvider(new ColumnLabelProvider() {
>+
>+			public String getText(Object element) {
>+				return "Column 1 => " + element.toString();
>+			}
>+
>+		});
>+		column.setEditingSupport(new EditingSupport(v) {
>+			protected boolean canEdit(Object element) {
>+				return true;
>+			}
>+
>+			protected CellEditor getCellEditor(Object element) {
>+				return textCellEditor;
>+			}
>+
>+			protected Object getValue(Object element) {
>+				return ((MyModel) element).counter + "";
>+			}
>+
>+			protected void setValue(Object element, Object value) {
>+				((MyModel) element).counter = Integer
>+						.parseInt(value.toString());
>+				v.update(element, null);
>+			}
>+		});
>+
>+		column = new TreeViewerColumn(v, SWT.NONE);
>+		column.getColumn().setWidth(200);
>+		column.getColumn().setText("Column 2");
>+		column.setLabelProvider(new ColumnLabelProvider() {
>+
>+			public String getText(Object element) {
>+				return "Column 2 => " + element.toString();
>+			}
>+
>+		});
>+		column.setEditingSupport(new EditingSupport(v) {
>+			protected boolean canEdit(Object element) {
>+				return true;
>+			}
>+
>+			protected CellEditor getCellEditor(Object element) {
>+				return textCellEditor;
>+			}
>+
>+			protected Object getValue(Object element) {
>+				return ((MyModel) element).counter + "";
>+			}
>+
>+			protected void setValue(Object element, Object value) {
>+				((MyModel) element).counter = Integer
>+						.parseInt(value.toString());
>+				v.update(element, null);
>+			}
>+		});
>+		
>+		v.setContentProvider(new MyContentProvider());
>+
>+		v.setInput(createModel());
>+	}
>+
>+	private MyModel createModel() {
>+
>+		MyModel root = new MyModel(0, null);
>+		root.counter = 0;
>+
>+		MyModel tmp;
>+		MyModel subItem;
>+		for (int i = 1; i < 10; i++) {
>+			tmp = new MyModel(i, root);
>+			root.child.add(tmp);
>+			for (int j = 1; j < i; j++) {
>+				subItem = new MyModel(j, tmp);
>+				subItem.child.add(new MyModel(j * 100, subItem));
>+				tmp.child.add(subItem);
>+			}
>+		}
>+
>+		return root;
>+	}
>+
>+	public static void main(String[] args) {
>+		Display display = new Display();
>+		Shell shell = new Shell(display);
>+		shell.setLayout(new FillLayout());
>+		new Snippet026TreeViewerTabEditing(shell);
>+		shell.open();
>+
>+		while (!shell.isDisposed()) {
>+			if (!display.readAndDispatch())
>+				display.sleep();
>+		}
>+
>+		display.dispose();
>+	}
>+
>+	private class MyContentProvider implements ITreeContentProvider {
>+
>+		public Object[] getElements(Object inputElement) {
>+			return ((MyModel) inputElement).child.toArray();
>+		}
>+
>+		public void dispose() {
>+		}
>+
>+		public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {
>+		}
>+
>+		public Object[] getChildren(Object parentElement) {
>+			return getElements(parentElement);
>+		}
>+
>+		public Object getParent(Object element) {
>+			if (element == null) {
>+				return null;
>+			}
>+			return ((MyModel) element).parent;
>+		}
>+
>+		public boolean hasChildren(Object element) {
>+			return ((MyModel) element).child.size() > 0;
>+		}
>+
>+	}
>+
>+	public class MyModel {
>+		public MyModel parent;
>+
>+		public ArrayList child = new ArrayList();
>+
>+		public int counter;
>+
>+		public MyModel(int counter, MyModel parent) {
>+			this.parent = parent;
>+			this.counter = counter;
>+		}
>+
>+		public String toString() {
>+			String rv = "Item ";
>+			if (parent != null) {
>+				rv = parent.toString() + ".";
>+			}
>+
>+			rv += counter;
>+
>+			return rv;
>+		}
>+	}
>+
>+}
>#P org.eclipse.swt.nebula.nebface
>Index: META-INF/MANIFEST.MF
>===================================================================
>RCS file: /cvsroot/technology/org.eclipse.swt.nebula/org.eclipse.swt.nebula.nebface/META-INF/MANIFEST.MF,v
>retrieving revision 1.5
>diff -u -r1.5 MANIFEST.MF
>--- META-INF/MANIFEST.MF	12 Jan 2007 03:49:24 -0000	1.5
>+++ META-INF/MANIFEST.MF	13 Mar 2007 14:31:48 -0000
>@@ -4,7 +4,7 @@
> Bundle-SymbolicName: org.eclipse.swt.nebula.nebface
> Bundle-Version: 1.0.0
> Bundle-Localization: plugin
>-Require-Bundle: org.eclipse.jface,
>+Require-Bundle: org.eclipse.jface;visibility:=reexport,
> org.eclipse.swt.nebula;visibility:=reexport,
> org.eclipse.equinox.common;visibility:=reexport
> Bundle-RequiredExecutionEnvironment: J2SE-1.4
>Index: src/org/eclipse/swt/nebula/nebface/viewers/CheckEditingSupport.java
>===================================================================
>RCS file: /cvsroot/technology/org.eclipse.swt.nebula/org.eclipse.swt.nebula.nebface/src/org/eclipse/swt/nebula/nebface/viewers/CheckEditingSupport.java,v
>retrieving revision 1.1
>diff -u -r1.1 CheckEditingSupport.java
>--- src/org/eclipse/swt/nebula/nebface/viewers/CheckEditingSupport.java	20 Dec 2006 15:00:38 -0000	1.1
>+++ src/org/eclipse/swt/nebula/nebface/viewers/CheckEditingSupport.java	13 Mar 2007 14:31:48 -0000
>@@ -1,29 +1,56 @@
>+/*******************************************************************************
>+ * Copyright (c) 2007 IBM Corporation 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:
>+ * chris.gross@us.ibm.com - initial API and implementation
>+ *******************************************************************************/ 
>+
> package org.eclipse.swt.nebula.nebface.viewers;
> 
> import org.eclipse.jface.viewers.CellEditor;
>+import org.eclipse.jface.viewers.ColumnViewer;
> import org.eclipse.jface.viewers.EditingSupport;
> 
>+/**
>+ * .
>+ *
>+ * @author chris.gross@us.ibm.com
>+ * @since 3.3
>+ */
> public abstract class CheckEditingSupport extends EditingSupport
> {
>+ /**
>+ * Checkbox editing support.
>+ * 
>+ * @param viewer column to add check box support for.
>+ */
>+ public CheckEditingSupport(ColumnViewer viewer)
>+ {
>+ super(viewer);
>+ }
> 
>+ /** {@inheritDoc} */
> protected boolean canEdit(Object element)
> {
>- // TODO Auto-generated method stub
> return false;
> }
> 
>+ /** {@inheritDoc} */
> protected CellEditor getCellEditor(Object element)
> {
>- // TODO Auto-generated method stub
> return null;
> }
> 
>+ /** {@inheritDoc} */
> protected Object getValue(Object element)
> {
>- // TODO Auto-generated method stub
> return null;
> }
> 
>- protected abstract void setValue(Object element, Object value);
>-
>+ /** {@inheritDoc} */
>+ public abstract void setValue(Object element, Object value);
> }
>Index: src/org/eclipse/swt/nebula/nebface/viewers/GridViewer.java
>===================================================================
>RCS file: /cvsroot/technology/org.eclipse.swt.nebula/org.eclipse.swt.nebula.nebface/src/org/eclipse/swt/nebula/nebface/viewers/GridViewer.java,v
>retrieving revision 1.1
>diff -u -r1.1 GridViewer.java
>--- src/org/eclipse/swt/nebula/nebface/viewers/GridViewer.java	20 Dec 2006 15:00:38 -0000	1.1
>+++ src/org/eclipse/swt/nebula/nebface/viewers/GridViewer.java	13 Mar 2007 14:31:48 -0000
>@@ -1,22 +1,25 @@
> /*******************************************************************************
>- * Copyright (c) 2006 Tom Schindl and others.
>+ * Copyright (c) 2007 IBM Corporation 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:
>- * Tom Schindl <tom.schindl@bestsolution.at> - initial API and implementation
>- * IBM Corporation
>- *******************************************************************************/
>+ * rmcamara@us.ibm.com - initial API and implementation
>+ *******************************************************************************/ 
>+
> package org.eclipse.swt.nebula.nebface.viewers;
> 
>-import org.eclipse.jface.viewers.AbstractViewerEditor;
>-import org.eclipse.jface.viewers.BaseTableViewer;
>+import org.eclipse.jface.viewers.AbstractTableViewer;
>+import org.eclipse.jface.viewers.ColumnViewerEditor;
>+import org.eclipse.jface.viewers.ColumnViewerEditorActivationStrategy;
> import org.eclipse.jface.viewers.StructuredSelection;
>+import org.eclipse.jface.viewers.ViewerCell;
> import org.eclipse.jface.viewers.ViewerRow;
> import org.eclipse.jface.viewers.CellEditor.LayoutData;
> import org.eclipse.swt.SWT;
>+import org.eclipse.swt.graphics.Image;
> import org.eclipse.swt.graphics.Point;
> import org.eclipse.swt.nebula.widgets.grid.Grid;
> import org.eclipse.swt.nebula.widgets.grid.GridEditor;
>@@ -24,187 +27,256 @@
> import org.eclipse.swt.widgets.Composite;
> import org.eclipse.swt.widgets.Control;
> import org.eclipse.swt.widgets.Item;
>+import org.eclipse.swt.widgets.TableItem;
> import org.eclipse.swt.widgets.Widget;
> 
>-public class GridViewer extends BaseTableViewer {
>-	private static final int DEFAULT_STYLE = SWT.MULTI | SWT.H_SCROLL
>-			| SWT.V_SCROLL | SWT.BORDER;
>-
>-	private Grid grid;
>-
>-	private GridEditor gridEditor;
>-
>-	public GridViewer(Composite parent) {
>-		this(parent, DEFAULT_STYLE);
>-	}
>+/**
>+ * A concrete viewer based on an Grid control.
>+ * 
>+ * This class is not intended to be subclassed outside the viewer framework. It
>+ * is designed to be instantiated with a pre-existing Grid control and
>+ * configured with a domain-specific content provider, label provider, element
>+ * filter (optional), and element sorter (optional).
>+ * 
>+ * Content providers for grid viewers must not implement the
>+ * {@code ITreeContentProvider} interface.
>+ * 
>+ * 
>+ * @author rmcamara@us.ibm.com
>+ * @since
>+ * @3.3
>+ */
>+public class GridViewer extends AbstractTableViewer
>+{
>+ /** This viewer's grid control. */
>+ private Grid grid;
>+
>+ /**
>+ * Creates a grid viewer on a newly-created grid control under the given
>+ * parent. The grid control is created using the SWT style bits
>+ * <code>MULTI, H_SCROLL, V_SCROLL,</code> and <code>BORDER</code>. The
>+ * viewer has no input, no content provider, a default label provider, no
>+ * sorter, and no filters.
>+ * 
>+ * @param parent the parent control
>+ */
>+ public GridViewer(Composite parent)
>+ {
>+ this(parent, SWT.MULTI | SWT.H_SCROLL | SWT.V_SCROLL | SWT.BORDER);
>+ }
> 
>-	public GridViewer(Composite parent, int style) {
>-		this(new Grid(parent, style));
>-	}
>+ /**
>+ * Creates a grid viewer on a newly-created grid control under the given
>+ * parent. The grid control is created using the given SWT style bits. The
>+ * viewer has no input, no content provider, a default label provider, no
>+ * sorter, and no filters.
>+ * 
>+ * @param parent the parent control
>+ * @param style the SWT style bits used to create the grid.
>+ */
>+ public GridViewer(Composite parent, int style)
>+ {
>+ this(new Grid(parent, style));
>+ }
> 
>-	public GridViewer(Grid gridControl) {
>-		super();
>- grid = gridControl;
>-		gridEditor = new GridEditor(gridControl);
>+ /**
>+ * Creates a grid viewer on the given grid control. The viewer has no
>+ * input, no content provider, a default label provider, no sorter, and no
>+ * filters.
>+ * 
>+ * @param grid the grid control
>+ */
>+ public GridViewer(Grid grid)
>+ {
>+ this.grid = grid;
> hookControl(grid);
>-	}
>-
>-	public Grid getGrid() {
>-		return grid;
>-	}
>-
>-	protected ViewerRow createNewRowPart(int style, int rowIndex) {
>-		GridItem item;
>-
>-		if (rowIndex >= 0) {
>-			item = new GridItem(grid, style, rowIndex);
>-		} else {
>-			item = new GridItem(grid, style);
>-		}
>-
>-		return getViewerRowFromItem(item);
>-	}
>+ }
>+ 
>+ /**
>+ * Returns the underlying Grid Control. 
>+ * 
>+ * @return grid control.
>+ */
>+ public Grid getGrid()
>+ {
>+ return grid;
>+ }
> 
>- protected ViewerRow getViewerRowFromItem(Widget item) {
>- ViewerRow part = (ViewerRow) item.getData(ViewerRow.ROWPART_KEY);
>+ /** {@inheritDoc} */
>+ protected ViewerRow internalCreateNewRowPart(int style, int rowIndex)
>+ {
>+ GridItem item;
> 
>- if (part == null) {
>- part = new GridViewerRow(((GridItem) item));
>+ if (rowIndex >= 0) 
>+ {
>+ item = new GridItem(grid, style, rowIndex);
>+ } 
>+ else 
>+ {
>+ item = new GridItem(grid, style);
> }
> 
>- return part;
>+ return getViewerRowFromItem(item);
> }
> 
>-	protected AbstractViewerEditor createViewerEditor() {
>- return new AbstractViewerEditor(this) {
>-
>- protected StructuredSelection createSelection(Object element) {
>- return new StructuredSelection(element);
>- }
>-
>- protected Item[] getSelection() {
>- return getGrid().getSelection();
>- }
>-
>- protected void setEditor(Control w, Item item, int fColumnNumber) {
>- gridEditor.setEditor(w, (GridItem) item, fColumnNumber);
>- }
>-
>- protected void setLayoutData(LayoutData layoutData) {
>- gridEditor.grabHorizontal = layoutData.grabHorizontal;
>- gridEditor.horizontalAlignment = layoutData.horizontalAlignment;
>- gridEditor.minimumWidth = layoutData.minimumWidth;
>- }
>-
>- protected void showSelection() {
>- getGrid().showSelection();
>- }
>-
>- };
>-	}
>-
>-	protected void internalClear(int index) {
>-		// TODO NEEDS IMP
>-	}
>-
>-	protected void internalClearAll() {
>-		// TODO NEEDS IMP
>-	}
>-
>-	protected void internalDeselectAll() {
>-		grid.deselectAll();
>-	}
>-
>-	protected Widget internalGetColumn(int index) {
>-		return grid.getColumn(index);
>-	}
>-
>-	protected int internalGetColumnCount() {
>-		return grid.getColumnCount();
>-	}
>-
>-	protected Widget[] internalGetColumns() {
>-		return grid.getColumns();
>-	}
>+ /** {@inheritDoc} */
>+ protected ColumnViewerEditor createViewerEditor() 
>+ {
>+ return new GridViewerEditor(this,new ColumnViewerEditorActivationStrategy(this),ColumnViewerEditor.DEFAULT);
>+ }
> 
>-	protected Item internalGetItem(int index) {
>-		return grid.getItem(index);
>-	}
>+ /** {@inheritDoc} */
>+ protected void doClear(int index)
>+ {
>+ // TODO Fix when grid supports virtual
>+ }
> 
>-	protected Item internalGetItem(Point point) {
>-		return grid.getItem(point);
>-	}
>+ /** {@inheritDoc} */
>+ protected void doClearAll()
>+ {
>+ //TODO Fix when grid supports virtual
>+ }
>+ 
>+ /** {@inheritDoc} */
>+ protected void doSetItemCount(int count)
>+ {
>+ //TODO Once grid supports virtual
>+ }
> 
>-	protected int internalGetItemCount() {
>-		return grid.getItemCount();
>-	}
>+ /** {@inheritDoc} */
>+ protected void doDeselectAll()
>+ {
>+ grid.deselectAll();
>+ }
> 
>-	protected Item[] internalGetItems() {
>-		return grid.getItems();
>-	}
>+ /** {@inheritDoc} */
>+ protected Widget doGetColumn(int index)
>+ {
>+ return grid.getColumn(index);
>+ }
> 
>-	protected Widget[] internalGetSelection() {
>-		return grid.getSelection();
>-	}
>+ /** {@inheritDoc} */
>+ protected int doGetColumnCount()
>+ {
>+ return grid.getColumnCount();
>+ }
> 
>-	protected int[] internalGetSelectionIndices() {
>-		return grid.getSelectionIndices();
>-	}
>+ /** {@inheritDoc} */
>+ protected Item doGetItem(int index)
>+ {
>+ return grid.getItem(index);
>+ }
> 
>-	protected int internalIndexOf(Item item) {
>-		return grid.indexOf((GridItem) item);
>-	}
>+ /** {@inheritDoc} */
>+ protected int doGetItemCount()
>+ {
>+ return grid.getItemCount();
>+ }
> 
>-	protected void internalRemove(int start, int end) {
>-		grid.remove(start, end);
>-	}
>+ /** {@inheritDoc} */
>+ protected Item[] doGetItems()
>+ {
>+ return grid.getItems();
>+ }
> 
>-	protected void internalRemove(int[] indices) {
>-		grid.remove(indices);
>-	}
>+ /** {@inheritDoc} */
>+ protected Item[] doGetSelection()
>+ {
>+ return grid.getSelection();
>+ }
> 
>-	protected void internalRemoveAll() {
>-		grid.removeAll();
>-	}
>+ /** {@inheritDoc} */
>+ protected int[] doGetSelectionIndices()
>+ {
>+ return grid.getSelectionIndices();
>+ }
> 
>-	protected void internalSetItemCount(int count) {
>-		// TODO NEEDS IMP
>-	}
>+ /** {@inheritDoc} */
>+ protected int doIndexOf(Item item)
>+ {
>+ return grid.indexOf((GridItem) item);
>+ }
> 
>-	protected void internalSetSelection(Item[] items) {
>-		if (items != null) {
>-			grid.setSelection(new GridItem[0]);
>-		} else {
>-			GridItem[] tmp = new GridItem[items.length];
>-			System.arraycopy(items, 0, tmp, 0, items.length);
>-			grid.setSelection(tmp);
>-		}
>+ /** {@inheritDoc} */
>+ protected void doRemove(int[] indices)
>+ {
>+ grid.remove(indices);
>+ }
> 
>-	}
>+ /** {@inheritDoc} */
>+ protected void doRemove(int start, int end)
>+ {
>+ grid.remove(start, end);
>+ }
> 
>-	protected void internalSetSelection(int[] indices) {
>-		grid.setSelection(indices);
>-	}
>+ /** {@inheritDoc} */
>+ protected void doRemoveAll()
>+ {
>+ grid.removeAll();
>+ }
> 
>-	protected void internalShowItem(Item item) {
>-		grid.showItem((GridItem) item);
>-	}
>+ /** {@inheritDoc} */
>+ protected void doSetSelection(Item[] items)
>+ {
>+ GridItem[] items2 = new GridItem[items.length];
>+ for (int i = 0; i < items.length; i++)
>+ {
>+ items2[i] = (GridItem) items[i];
>+ }
>+ grid.setSelection(items2);
>+ }
> 
>-	protected void internalShowSelection() {
>-		grid.showSelection();
>-	}
>+ /** {@inheritDoc} */
>+ protected void doSetSelection(int[] indices)
>+ {
>+ grid.setSelection(indices);
>+ }
> 
>-	protected void internalSetControl(Control table) {
>-		grid = (Grid) table;
>-	}
>+ /** {@inheritDoc} */
>+ protected void doShowItem(Item item)
>+ {
>+ grid.showItem((GridItem)item);
>+ }
> 
>-	public Control getControl() {
>-		return grid;
>-	}
>+ /** {@inheritDoc} */
>+ protected void doShowSelection()
>+ {
>+ grid.showSelection();
>+ }
> 
>+ /** {@inheritDoc} */
> protected Item getItemAt(Point point)
> {
> return grid.getItem(point);
> }
> 
>+ /** {@inheritDoc} */
>+ public Control getControl()
>+ {
>+ return grid;
>+ }
>+ 
>+ /** {@inheritDoc} */
>+ protected ViewerRow getViewerRowFromItem(Widget item) 
>+ {
>+ ViewerRow part = (ViewerRow) item.getData(ViewerRow.ROWPART_KEY);
>+
>+ if (part == null) 
>+ {
>+ part = new GridViewerRow(((GridItem) item));
>+ }
>+
>+ return part;
>+ }
>+
>+ 
>+ 
>+ protected void doResetItem(Item item) {
>+		GridItem gridItem = (GridItem) item;
>+		int columnCount = Math.max(1, grid.getColumnCount());
>+		for (int i = 0; i < columnCount; i++) {
>+			gridItem.setText(i, ""); //$NON-NLS-1$
>+			gridItem.setImage(null);
>+		}
>+	}
> }
>Index: src/org/eclipse/swt/nebula/nebface/viewers/GridViewerRow.java
>===================================================================
>RCS file: /cvsroot/technology/org.eclipse.swt.nebula/org.eclipse.swt.nebula.nebface/src/org/eclipse/swt/nebula/nebface/viewers/GridViewerRow.java,v
>retrieving revision 1.1
>diff -u -r1.1 GridViewerRow.java
>--- src/org/eclipse/swt/nebula/nebface/viewers/GridViewerRow.java	20 Dec 2006 15:00:38 -0000	1.1
>+++ src/org/eclipse/swt/nebula/nebface/viewers/GridViewerRow.java	13 Mar 2007 14:31:48 -0000
>@@ -1,14 +1,14 @@
> /*******************************************************************************
>- * Copyright (c) 2006 Tom Schindl and others.
>+ * Copyright (c) 2007 IBM Corporation 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:
>- * Tom Schindl <tom.schindl@bestsolution.at> - initial API and implementation
>- * IBM Corporation
>- *******************************************************************************/
>+ * rmcamara@us.ibm.com - initial API and implementation
>+ *******************************************************************************/ 
>+
> package org.eclipse.swt.nebula.nebface.viewers;
> 
> import org.eclipse.jface.viewers.ViewerRow;
>@@ -20,82 +20,151 @@
> import org.eclipse.swt.widgets.Control;
> import org.eclipse.swt.widgets.Item;
> 
>-public class GridViewerRow extends ViewerRow {
>-	private GridItem item;
>-
>-	public GridViewerRow(GridItem item) {
>-		super(item);
>-		this.item = item;
>-	}
>-
>-	public void clear() {
>-		item.setText("");
>-		if (getColumnCount() == 0) {
>-			item.setImage(null);
>+/**
>+ * GridViewerRow is the concrete implementation of the part that represents items in a
>+ * Grid.
>+ *
>+ * @author rmcamara@us.ibm.com
>+ * @since 3.3
>+ */
>+public class GridViewerRow extends ViewerRow
>+{
>+ private GridItem item;
>+
>+ /**
>+ * Create a new instance of the receiver.
>+ * 
>+ * @param item GridItem source.
>+ */
>+ public GridViewerRow(Item item)
>+ {
>+ super(item);
>+ this.item = (GridItem)item;
>+ }
>+
>+ /** {@inheritDoc} */
>+ public Rectangle getBounds(int columnIndex)
>+ {
>+ return item.getBounds(columnIndex);
>+ }
>+
>+ /** {@inheritDoc} */
>+ public Rectangle getBounds()
>+ {
>+ // TODO This is not correct. Update once item returns the correct information.
>+ return item.getBounds(0);
>+ }
>+
>+ /** {@inheritDoc} */
>+ public Item getItem()
>+ {
>+ return item;
>+ }
>+
>+ /** {@inheritDoc} */
>+ public int getColumnCount()
>+ {
>+ return item.getParent().getColumnCount();
>+ }
>+
>+ /** {@inheritDoc} */
>+ public Color getBackground(int columnIndex)
>+ {
>+ return item.getBackground(columnIndex);
>+ }
>+
>+ /** {@inheritDoc} */
>+ public Font getFont(int columnIndex)
>+ {
>+ return item.getFont(columnIndex);
>+ }
>+
>+ /** {@inheritDoc} */
>+ public Color getForeground(int columnIndex)
>+ {
>+ return item.getForeground(columnIndex);
>+ }
>+
>+ /** {@inheritDoc} */
>+ public Image getImage(int columnIndex)
>+ {
>+ return item.getImage(columnIndex);
>+ }
>+
>+ /** {@inheritDoc} */
>+ public String getText(int columnIndex)
>+ {
>+ return item.getText(columnIndex);
>+ }
>+
>+ /** {@inheritDoc} */
>+ public void setBackground(int columnIndex, Color color)
>+ {
>+ item.setBackground(columnIndex, color);
>+ }
>+
>+ /** {@inheritDoc} */
>+ public void setFont(int columnIndex, Font font)
>+ {
>+ item.setFont(columnIndex, font);
>+ }
>+
>+ /** {@inheritDoc} */
>+ public void setForeground(int columnIndex, Color color)
>+ {
>+ item.setForeground(columnIndex, color);
>+ }
>+
>+ /** {@inheritDoc} */
>+ public void setImage(int columnIndex, Image image)
>+ {
>+ item.setImage(columnIndex, image);
>+ }
>+
>+ /** {@inheritDoc} */
>+ public void setText(int columnIndex, String text)
>+ {
>+ item.setText(columnIndex, text == null ? "" : text); //$NON-NLS-1$
>+ }
>+
>+ /** {@inheritDoc} */
>+ public Control getControl()
>+ {
>+ return item.getParent();
>+ }
>+
>+ public ViewerRow getNeighbor(int direction, boolean sameLevel) {
>+		if( direction == ViewerRow.ABOVE ) {
>+			return getRowAbove();
>+		} else if( direction == ViewerRow.BELOW ) {
>+			return getRowBelow();
> 		} else {
>-			for (int i = 0; i < getColumnCount(); i++) {
>-				item.setImage(i, null);
>-			}
>+			throw new IllegalArgumentException("Illegal value of direction argument."); //$NON-NLS-1$
> 		}
> 	}
> 
>-	public Color getBackground(int columnIndex) {
>-		return item.getBackground(columnIndex);
>-	}
>-
>-	public Rectangle getBounds(int columnIndex) {
>-		return item.getBounds(columnIndex);
>-	}
>-
>-	public Rectangle getBounds() {
>-		return item.getBounds(0); // TODO IS THIS CORRECT
>-	}
>-
>-	public int getColumnCount() {
>-		return item.getParent().getColumnCount();
>-	}
>-
>-	public Font getFont(int columnIndex) {
>-		return item.getFont(columnIndex);
>-	}
>-
>-	public Color getForeground(int columnIndex) {
>-		return item.getForeground(columnIndex);
>-	}
>-
>-	public Image getImage(int columnIndex) {
>-		return item.getImage(columnIndex);
>-	}
>-
>-	public Item getItem() {
>-		return item;
>-	}
>-
>-	public String getText(int columnIndex) {
>-		return item.getText(columnIndex);
>-	}
>-
>-	public void setBackground(int columnIndex, Color color) {
>-		item.setBackground(columnIndex, color);
>-	}
>-
>-	public void setFont(int columnIndex, Font font) {
>-		item.setFont(columnIndex, font);
>-	}
>-
>-	public void setForeground(int columnIndex, Color color) {
>-		item.setForeground(columnIndex, color);
>-	}
>-
>-	public void setImage(int columnIndex, Image image) {
>-		item.setImage(columnIndex, image);
>-	}
>-
>-	public void setText(int columnIndex, String text) {
>-		item.setText(columnIndex, text);
>+	
>+	private ViewerRow getRowAbove() {
>+		int index = item.getParent().indexOf(item) - 1;
>+		
>+		if( index >= 0 ) {
>+			return (ViewerRow)item.getParent().getItem(index).getData(ViewerRow.ROWPART_KEY); 
>+		}
>+		
>+		return null;
> 	}
> 
>-	public Control getControl() {
>-		return item.getParent();
>+	private ViewerRow getRowBelow() {
>+		int index = item.getParent().indexOf(item) + 1;
>+		
>+		if( index < item.getParent().getItemCount() ) {
>+			GridItem tmp = item.getParent().getItem(index);
>+			//TODO NULL can happen in case of VIRTUAL => How do we deal with that
>+			if( tmp != null ) {
>+				return (ViewerRow)tmp.getData(ViewerRow.ROWPART_KEY);
>+			}
>+		}
>+		
>+		return null;
> 	}
>-}
>+}
>\ No newline at end of file
>Index: src/org/eclipse/swt/nebula/nebface/viewers/GridViewerColumn.java
>===================================================================
>RCS file: /cvsroot/technology/org.eclipse.swt.nebula/org.eclipse.swt.nebula.nebface/src/org/eclipse/swt/nebula/nebface/viewers/GridViewerColumn.java,v
>retrieving revision 1.1
>diff -u -r1.1 GridViewerColumn.java
>--- src/org/eclipse/swt/nebula/nebface/viewers/GridViewerColumn.java	20 Dec 2006 15:00:38 -0000	1.1
>+++ src/org/eclipse/swt/nebula/nebface/viewers/GridViewerColumn.java	13 Mar 2007 14:31:48 -0000
>@@ -1,18 +1,17 @@
> /*******************************************************************************
>- * Copyright (c) 2006 IBM Corporation and others.
>+ * Copyright (c) 2007 IBM Corporation 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:
>- * IBM Corporation - initial API and implementation
>- ******************************************************************************/
>+ * rmcamara@us.ibm.com - initial API and implementation
>+ *******************************************************************************/ 
> 
> package org.eclipse.swt.nebula.nebface.viewers;
> 
> import org.eclipse.jface.viewers.EditingSupport;
>-import org.eclipse.jface.viewers.TableViewer;
> import org.eclipse.jface.viewers.ViewerColumn;
> import org.eclipse.swt.SWT;
> import org.eclipse.swt.nebula.widgets.grid.Grid;
>@@ -20,49 +19,54 @@
> import org.eclipse.swt.nebula.widgets.grid.GridItem;
> import org.eclipse.swt.widgets.Event;
> import org.eclipse.swt.widgets.Listener;
>-import org.eclipse.swt.widgets.Table;
>-import org.eclipse.swt.widgets.TableColumn;
> 
> /**
>- * This is the JFace' implementation of SWT's {@link TableColumn} like
>- * {@link TableViewer} is JFace' implementation of {@link Table}
>- * 
>+ * The concrete implementation of the ColumnViewer for the grid.
>+ *
>+ * @author rmcamara@us.ibm.com
> * @since 3.3
> */
>-public final class GridViewerColumn extends ViewerColumn {
>-
>+public final class GridViewerColumn extends ViewerColumn 
>+{
>+ /** The concrete grid column that is being represented by the {@code ViewerColumn}.*/
> private GridColumn column;
>+ 
>+ /** Editor support for handling check events. */
> private CheckEditingSupport checkEditingSupport;
>+ 
>+ /** The parent grid viewer. */
> private GridViewer viewer;
> 
> /**
>- * Create a new column in the {@link TableViewer}
>+ * Create a new column in the {@link GridViewer}
> * 
> * @param viewer
> * the viewer the column belongs to
> * @param style
> * the style used to create the column for style bits see
>- * {@link TableColumn}
>- * @see TableColumn#TableColumn(Table, int)
>+ * {@link GridColumn}
>+ * @see GridColumn#GridColumn(Grid, int)
> */
>- public GridViewerColumn(GridViewer viewer, int style) {
>+ public GridViewerColumn(GridViewer viewer, int style) 
>+ {
> this(viewer, style, -1);
> this.viewer = viewer;
> }
> 
> /**
>- * Create a new column in the {@link TableViewer}
>+ * Create a new column in the {@link GridViewer}
> * 
> * @param viewer
> * the viewer the column belongs to
> * @param style
> * the style used to create the column for style bits see
>- * {@link TableColumn}
>+ * {@link GridColumn}
> * @param index
> * the index of the newly created column
>- * @see TableColumn#TableColumn(Table, int, int)
>+ * @see GridColumn#GridColumn(Grid, int, int)
> */
>- public GridViewerColumn(GridViewer viewer, int style, int index) {
>+ public GridViewerColumn(GridViewer viewer, int style, int index) 
>+ {
> this(viewer, createColumn((Grid) viewer.getControl(), style, index));
> this.viewer = viewer;
> }
>@@ -74,27 +78,34 @@
> * @param column
> * the column the viewer is attached to
> */
>- public GridViewerColumn(GridViewer viewer, GridColumn column) {
>+ public GridViewerColumn(GridViewer viewer, GridColumn column) 
>+ {
> super(viewer, column);
> this.column = column;
> this.viewer = viewer;
> }
> 
>- private static GridColumn createColumn(Grid grid, int style, int index) {
>- if (index >= 0) {
>- return new GridColumn(grid, style, index);
>+ private static GridColumn createColumn(Grid table, int style, int index) 
>+ {
>+ if (index >= 0) 
>+ {
>+ return new GridColumn(table, style, index);
> }
> 
>- return new GridColumn(grid, style);
>+ return new GridColumn(table, style);
> }
> 
> /**
>- * @return the underlying SWT column
>+ * Returns the underlying column.
>+ * 
>+ * @return the underlying Nebula column
> */
>- public GridColumn getColumn() {
>+ public GridColumn getColumn() 
>+ {
> return column;
> }
> 
>+ /** {@inheritDoc} */
> public void setEditingSupport(EditingSupport editingSupport)
> {
> if (editingSupport instanceof CheckEditingSupport)
>@@ -123,4 +134,4 @@
> super.setEditingSupport(editingSupport);
> } 
> }
>-}
>+}
>\ No newline at end of file
>Index: src/org/eclipse/swt/nebula/nebface/viewers/GridTreeViewer.java
>===================================================================
>RCS file: src/org/eclipse/swt/nebula/nebface/viewers/GridTreeViewer.java
>diff -N src/org/eclipse/swt/nebula/nebface/viewers/GridTreeViewer.java
>--- /dev/null	1 Jan 1970 00:00:00 -0000
>+++ src/org/eclipse/swt/nebula/nebface/viewers/GridTreeViewer.java	1 Jan 1970 00:00:00 -0000
>@@ -0,0 +1,392 @@
>+/*******************************************************************************
>+ * Copyright (c) 2007 IBM Corporation 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:
>+ * rmcamara@us.ibm.com - initial API and implementation
>+ *******************************************************************************/ 
>+
>+package org.eclipse.swt.nebula.nebface.viewers;
>+
>+import org.eclipse.jface.viewers.AbstractTreeViewer;
>+import org.eclipse.jface.viewers.ColumnViewerEditor;
>+import org.eclipse.jface.viewers.StructuredSelection;
>+import org.eclipse.jface.viewers.TreePath;
>+import org.eclipse.jface.viewers.TreeSelection;
>+import org.eclipse.jface.viewers.ViewerRow;
>+import org.eclipse.jface.viewers.CellEditor.LayoutData;
>+import org.eclipse.swt.SWT;
>+import org.eclipse.swt.events.TreeListener;
>+import org.eclipse.swt.graphics.Point;
>+import org.eclipse.swt.nebula.widgets.grid.Grid;
>+import org.eclipse.swt.nebula.widgets.grid.GridEditor;
>+import org.eclipse.swt.nebula.widgets.grid.GridItem;
>+import org.eclipse.swt.widgets.Composite;
>+import org.eclipse.swt.widgets.Control;
>+import org.eclipse.swt.widgets.Item;
>+import org.eclipse.swt.widgets.Widget;
>+
>+import java.util.List;
>+
>+
>+/**
>+ * A concrete viewer based on an {@link Grid} control. This viewer is meant
>+ * to provide grid like support for a grid.
>+ * 
>+ * This class is not intended to be subclassed outside the viewer framework. It
>+ * is designed to be instantiated with a pre-existing grid control and
>+ * configured with a domain-specific content provider, label provider, element
>+ * filter (optional), and element sorter (optional).
>+ * 
>+ * Content providers for grid viewers must implement the
>+ * {@code ITreeContentProvider} interface.
>+ * 
>+ * @author rmcamara@us.ibm.com
>+ * @since 3.3
>+ */
>+public class GridTreeViewer extends AbstractTreeViewer
>+{
>+ /** This viewer's grid control. */
>+ private Grid grid;
>+
>+ /** Table editor. */
>+ private GridEditor gridEditor;
>+
>+ /**
>+ * Creates a grid viewer on a newly-created grid control under the given
>+ * parent. The grid control is created using the SWT style bits
>+ * <code>MULTI, H_SCROLL, V_SCROLL,</code> and <code>BORDER</code>. The
>+ * viewer has no input, no content provider, a default label provider, no
>+ * sorter, and no filters.
>+ * 
>+ * @param parent the parent control.
>+ */
>+ public GridTreeViewer(Composite parent)
>+ {
>+ this(parent, SWT.MULTI | SWT.H_SCROLL | SWT.V_SCROLL | SWT.BORDER);
>+ }
>+
>+ /**
>+ * Creates a grid viewer on a newly-created grid control under the given
>+ * parent. The grid control is created using the given SWT style bits. The
>+ * viewer has no input, no content provider, a default label provider, no
>+ * sorter, and no filters.
>+ * 
>+ * @param parent the parent control.
>+ * @param style the SWT style bits used to create the grid.
>+ */
>+ public GridTreeViewer(Composite parent, int style)
>+ {
>+ this(new Grid(parent, style));
>+ }
>+
>+ /**
>+ * Creates a grid viewer on the given grid control. The viewer has no
>+ * input, no content provider, a default label provider, no sorter, and no
>+ * filters.
>+ * 
>+ * @param grid the grid control.
>+ */
>+ public GridTreeViewer(Grid table)
>+ {
>+ this.grid = table;
>+ gridEditor = new GridEditor(table);
>+ hookControl(table);
>+ }
>+
>+ /**
>+ * {@inheritDoc}
>+ */
>+ public Control getControl()
>+ {
>+ return grid;
>+ }
>+
>+ /**
>+ * Returns this grid viewer's grid control.
>+ * 
>+ * @return the grid control
>+ */
>+ public Grid getGrid()
>+ {
>+ return grid;
>+ }
>+
>+ /** {@inheritDoc} */
>+ protected void addTreeListener(Control c, TreeListener listener)
>+ {
>+ ((Grid)c).addTreeListener(listener);
>+ }
>+
>+ /** {@inheritDoc} */
>+ protected Widget doGetColumn(int index)
>+ {
>+ return grid.getColumn(index);
>+ }
>+
>+ /** {@inheritDoc} */
>+ protected int doGetColumnCount()
>+ {
>+ return grid.getColumnCount();
>+ }
>+
>+ /** {@inheritDoc} */
>+ protected Item[] getChildren(Widget o)
>+ {
>+ if (o instanceof GridItem)
>+ {
>+ return ((GridItem)o).getItems();
>+ }
>+ if (o instanceof Grid)
>+ {
>+ List rootlist = ((Grid)o).getRootItems();
>+ GridItem[] roots = new GridItem[rootlist.size()];
>+ 
>+ for (int i = 0; i < roots.length; i++)
>+ {
>+ roots[i] = (GridItem) rootlist.get(i);
>+ }
>+ 
>+ return roots;
>+ }
>+ return null;
>+ }
>+
>+ /** {@inheritDoc} */
>+ protected boolean getExpanded(Item item)
>+ {
>+ return ((GridItem)item).isExpanded();
>+ }
>+
>+ /** {@inheritDoc} */
>+ protected Item getItemAt(Point p)
>+ {
>+ return grid.getItem(p);
>+ }
>+
>+ /** {@inheritDoc} */
>+ protected Item[] getItems(Item item)
>+ {
>+ return ((GridItem)item).getItems();
>+ }
>+
>+ /** {@inheritDoc} */
>+ protected Item getParentItem(Item item)
>+ {
>+ return ((GridItem)item).getParentItem();
>+ }
>+
>+ /** {@inheritDoc} */
>+ protected Item[] getSelection(Control widget)
>+ {
>+ return ((Grid)widget).getSelection();
>+ }
>+
>+ /** {@inheritDoc} */
>+ protected Item doGetParentItem(Item item)
>+ {
>+ return ((GridItem)item).getParentItem();
>+ }
>+
>+ /** {@inheritDoc} */
>+ protected int doIndexOf(Item parentItem, Item item)
>+ {
>+ return ((GridItem)parentItem).indexOf((GridItem)item);
>+ }
>+
>+ /** {@inheritDoc} */
>+ protected int doIndexOf(Item item)
>+ {
>+ return grid.indexOf((GridItem)item);
>+ }
>+
>+ /** {@inheritDoc} */
>+ protected ColumnViewerEditor createViewerEditor()
>+ {
>+ return new ColumnViewerEditor(this)
>+ {
>+ protected StructuredSelection createSelection(Object element)
>+ {
>+ if (element instanceof TreePath)
>+ {
>+ return new TreeSelection((TreePath)element, getComparer());
>+ }
>+
>+ return new StructuredSelection(element);
>+ }
>+
>+ protected void setEditor(Control w, Item item, int fColumnNumber)
>+ {
>+ gridEditor.setEditor(w, (GridItem)item, fColumnNumber);
>+ }
>+
>+ protected void setLayoutData(LayoutData layoutData)
>+ {
>+ gridEditor.grabHorizontal = layoutData.grabHorizontal;
>+ gridEditor.horizontalAlignment = layoutData.horizontalAlignment;
>+ gridEditor.minimumWidth = layoutData.minimumWidth;
>+ }
>+ };
>+ }
>+
>+ /** {@inheritDoc} */
>+ protected void removeAll(Control widget)
>+ {
>+ ((Grid)widget).removeAll();
>+ }
>+
>+ /** {@inheritDoc} */
>+ protected void doSetExpanded(Item item, boolean expanded)
>+ {
>+ ((GridItem)item).setExpanded(expanded);
>+ }
>+
>+ /** {@inheritDoc} */
>+ protected void doSetSelection(List items)
>+ {
>+ GridItem[] newItems = new GridItem[items.size()];
>+ items.toArray(newItems);
>+ getGrid().setSelection(newItems);
>+ }
>+
>+ /** {@inheritDoc} */
>+ protected void showItem(Item item)
>+ {
>+ getGrid().showItem((GridItem)item);
>+ }
>+
>+ /** {@inheritDoc} */
>+ protected Item getChild(Widget widget, int index)
>+ {
>+ if (widget instanceof GridItem)
>+ {
>+ return ((GridItem)widget).getItem(index);
>+ }
>+ if (widget instanceof Grid)
>+ {
>+ return (GridItem) ((Grid)widget).getRootItems().get(index);
>+ }
>+ return null;
>+ }
>+
>+ /** {@inheritDoc} */
>+ protected int doGetItemCount()
>+ {
>+ return grid.getItemCount();
>+ }
>+
>+ /** {@inheritDoc} */
>+ protected Item doGetItem(int index)
>+ {
>+ return grid.getItem(index);
>+ }
>+
>+ /** {@inheritDoc} */
>+ protected Item doGetItem(Item item, int index)
>+ {
>+ return ((GridItem)item).getItem(index);
>+ }
>+ 
>+ /** {@inheritDoc} */
>+ protected int doGetItemCount(Item item)
>+ {
>+ return ((GridItem)item).getItemCount();
>+ }
>+
>+ /** {@inheritDoc} */
>+ protected void doSetItemCount(int count)
>+ {
>+ // TODO Implement once grid supports virtual
>+ }
>+
>+ /** {@inheritDoc} */
>+ protected void doSetItemCount(Item item, int count)
>+ {
>+ // TODO Implement once grid supports virtual
>+ }
>+ 
>+ /** {@inheritDoc} */
>+ protected void doClear(Item item, boolean all)
>+ {
>+ // TODO Once grid implements virtual.
>+ }
>+
>+ /** {@inheritDoc} */
>+ protected void doClearAll(Item item, boolean all)
>+ {
>+ //TODO implement once grid supports virtual.
>+ }
>+
>+ /** {@inheritDoc} */
>+ protected void doClearAll(boolean all)
>+ {
>+ //TODO implement once grid supports virtual.
>+ }
>+
>+ /** {@inheritDoc} */
>+ protected ViewerRow getViewerRowFromItem(Widget item)
>+ {
>+ ViewerRow part = (ViewerRow)item.getData(ViewerRow.ROWPART_KEY);
>+
>+ if (part == null)
>+ {
>+ part = new GridViewerRow(((GridItem)item));
>+ }
>+
>+ return part;
>+ }
>+
>+ /** {@inheritDoc} */
>+ protected ViewerRow doCreateNewRowPart(ViewerRow parent, int style, int rowIndex)
>+ {
>+ if (parent == null)
>+ {
>+ if (rowIndex >= 0)
>+ {
>+ return getViewerRowFromItem(new GridItem(grid, style, rowIndex));
>+ }
>+ return getViewerRowFromItem(new GridItem(grid, style));
>+ }
>+
>+ if (rowIndex >= 0)
>+ {
>+ return getViewerRowFromItem(new GridItem((GridItem)parent.getItem(), 
>+ SWT.NONE, rowIndex));
>+ }
>+
>+ return getViewerRowFromItem(new GridItem((GridItem)parent.getItem(), SWT.NONE));
>+ }
>+
>+ protected int getItemCount(Control control)
>+ {
>+ // TODO Auto-generated method stub
>+ return 0;
>+ }
>+
>+ protected int getItemCount(Item item)
>+ {
>+ // TODO Auto-generated method stub
>+ return 0;
>+ }
>+
>+ protected Item newItem(Widget parent, int style, int index)
>+ {
>+ // TODO Auto-generated method stub
>+ return null;
>+ }
>+
>+ protected void setExpanded(Item item, boolean expand)
>+ {
>+ // TODO Auto-generated method stub
>+ 
>+ }
>+
>+ protected void setSelection(List items)
>+ {
>+ // TODO Auto-generated method stub
>+ 
>+ }
>+}
>Index: src/org/eclipse/swt/nebula/nebface/viewers/GridViewerEditor.java
>===================================================================
>RCS file: src/org/eclipse/swt/nebula/nebface/viewers/GridViewerEditor.java
>diff -N src/org/eclipse/swt/nebula/nebface/viewers/GridViewerEditor.java
>--- /dev/null	1 Jan 1970 00:00:00 -0000
>+++ src/org/eclipse/swt/nebula/nebface/viewers/GridViewerEditor.java	1 Jan 1970 00:00:00 -0000
>@@ -0,0 +1,70 @@
>+package org.eclipse.swt.nebula.nebface.viewers;
>+
>+import org.eclipse.jface.viewers.ColumnViewerEditor;
>+import org.eclipse.jface.viewers.ColumnViewerEditorActivationStrategy;
>+import org.eclipse.jface.viewers.StructuredSelection;
>+import org.eclipse.jface.viewers.ViewerCell;
>+import org.eclipse.jface.viewers.ViewerRow;
>+import org.eclipse.jface.viewers.CellEditor.LayoutData;
>+import org.eclipse.swt.graphics.Point;
>+import org.eclipse.swt.nebula.widgets.grid.Grid;
>+import org.eclipse.swt.nebula.widgets.grid.GridEditor;
>+import org.eclipse.swt.nebula.widgets.grid.GridItem;
>+import org.eclipse.swt.widgets.Control;
>+import org.eclipse.swt.widgets.Item;
>+
>+public class GridViewerEditor extends ColumnViewerEditor {
>+	/** Editor support for tables. */
>+ private GridEditor gridEditor;
>+ 
>+	public GridViewerEditor(GridViewer viewer,
>+			ColumnViewerEditorActivationStrategy editorActivationStrategy,
>+			int feature) {
>+		super(viewer, editorActivationStrategy, feature);
>+		this.gridEditor = new GridEditor(viewer.getGrid());
>+	}
>+
>+	protected StructuredSelection createSelection(Object element) 
>+ {
>+ return new StructuredSelection(element);
>+ }
>+
>+ protected void setEditor(Control w, Item item, int fColumnNumber) 
>+ {
>+ gridEditor.setEditor(w, (GridItem) item, fColumnNumber);
>+ }
>+
>+ protected void setLayoutData(LayoutData layoutData) 
>+ {
>+ gridEditor.grabHorizontal = layoutData.grabHorizontal;
>+ gridEditor.horizontalAlignment = layoutData.horizontalAlignment;
>+ gridEditor.minimumWidth = layoutData.minimumWidth;
>+ }
>+
>+	public ViewerCell getFocusCell() {
>+		Grid grid = ((GridViewer)getViewer()).getGrid();
>+		
>+		if( grid.getCellSelectionEnabled() ) {
>+			Point p = grid.getFocusCell();
>+			
>+			if( p.x >= 0 && p.y >= 0 ) {
>+				GridItem item = grid.getItem(p.y);
>+				if( item != null ) {
>+					ViewerRow row = (ViewerRow) item.getData(ViewerRow.ROWPART_KEY);
>+					return row.getCell(p.x);
>+				}
>+			}
>+		}
>+		
>+		return null;
>+	}
>+
>+	protected void updateFocusCell(ViewerCell focusCell) {
>+		Grid grid = ((GridViewer)getViewer()).getGrid();
>+		
>+		if( grid.getCellSelectionEnabled() ) {
>+			//TODO CHRIS WE NEED SOMETHING LIKE
>+			// grid.setFocusCell();
>+		}
>+	}
>+}

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Attachments on bug 172646: 58144 | 58157 | 58201 | 58739 | 58764 | 59015 | 59270 | 59808 | 59921 | 59931 | 60115 | 60666 | 61074 | 61075