Attachment 102521 Details for Bug 234496 – Add static method ObservableValueEditingSupport.create()

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[patch] Add static method ObservableValueEditingSupport.create()

patch_234496.txt (text/plain), 2.94 KB, created by Matthew Hall

on 2008-05-28 17:12:27 EDT

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Creator: Matthew Hall

Created: 2008-05-28 17:12:27 EDT

Size: 2.94 KB

patch

obsolete

>### Eclipse Workspace Patch 1.0
>#P org.eclipse.jface.databinding
>Index: src/org/eclipse/jface/databinding/viewers/ObservableValueEditingSupport.java
>===================================================================
>RCS file: /cvsroot/eclipse/org.eclipse.jface.databinding/src/org/eclipse/jface/databinding/viewers/ObservableValueEditingSupport.java,v
>retrieving revision 1.3
>diff -u -r1.3 ObservableValueEditingSupport.java
>--- src/org/eclipse/jface/databinding/viewers/ObservableValueEditingSupport.java	2 Apr 2008 20:44:13 -0000	1.3
>+++ src/org/eclipse/jface/databinding/viewers/ObservableValueEditingSupport.java	28 May 2008 21:10:41 -0000
>@@ -7,6 +7,7 @@
>  *
>  * Contributors:
>  *     IBM Corporation - initial API and implementation
>+ *     Matthew Hall - bug 234496
>  *******************************************************************************/
> 
> package org.eclipse.jface.databinding.viewers;
>@@ -14,6 +15,7 @@
> import org.eclipse.core.databinding.Binding;
> import org.eclipse.core.databinding.DataBindingContext;
> import org.eclipse.core.databinding.UpdateValueStrategy;
>+import org.eclipse.core.databinding.observable.masterdetail.IObservableFactory;
> import org.eclipse.core.databinding.observable.value.IObservableValue;
> import org.eclipse.core.runtime.Assert;
> import org.eclipse.jface.viewers.CellEditor;
>@@ -217,4 +219,47 @@
> 			binding.dispose();
> 		}
> 	}
>+
>+	/**
>+	 * Returns an ObservableValueEditingSupport instance using the given
>+	 * arguments.
>+	 * 
>+	 * @param viewer
>+	 *            the column viewer
>+	 * @param dbc
>+	 *            the DataBindingContext used for binding between the cell
>+	 *            editor and the viewer element.
>+	 * @param cellEditor
>+	 *            the cell editor
>+	 * @param cellEditorObservableFactory
>+	 *            observable factory which creates an IObservableValue observing
>+	 *            the value of the cell editor.
>+	 * @param elementObservableFactory
>+	 *            observable factory which creates an IObservableValue observing
>+	 *            an aspect of the viewer element.
>+	 * @return an ObservableValueEditingSupport instance using the given
>+	 *         arguments.
>+	 */
>+	public static EditingSupport create(ColumnViewer viewer,
>+			DataBindingContext dbc, final CellEditor cellEditor,
>+			final IObservableFactory cellEditorObservableFactory,
>+			final IObservableFactory elementObservableFactory) {
>+		return new ObservableValueEditingSupport(viewer, dbc) {
>+			protected IObservableValue doCreateCellEditorObservable(
>+					CellEditor cellEditor) {
>+				return (IObservableValue) cellEditorObservableFactory
>+						.createObservable(cellEditor);
>+			}
>+
>+			protected IObservableValue doCreateElementObservable(
>+					Object element, ViewerCell cell) {
>+				return (IObservableValue) elementObservableFactory
>+						.createObservable(element);
>+			}
>+
>+			protected CellEditor getCellEditor(Object element) {
>+				return cellEditor;
>+			}
>+		};
>+	}
> }

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