### Eclipse Workspace Patch 1.0
#P org.eclipse.ui.workbench.texteditor
Index: src/org/eclipse/ui/texteditor/AbstractTextEditor.java
===================================================================
RCS file: /cvsroot/eclipse/org.eclipse.ui.workbench.texteditor/src/org/eclipse/ui/texteditor/AbstractTextEditor.java,v
retrieving revision 1.196
diff -u -r1.196 AbstractTextEditor.java
--- src/org/eclipse/ui/texteditor/AbstractTextEditor.java	10 Apr 2006 12:39:24 -0000	1.196
+++ src/org/eclipse/ui/texteditor/AbstractTextEditor.java	12 Apr 2006 21:21:45 -0000
@@ -145,12 +145,16 @@
 import org.eclipse.ui.IPartListener;
 import org.eclipse.ui.IPartService;
 import org.eclipse.ui.IReusableEditor;
+import org.eclipse.ui.ISaveablesLifecycleListener;
+import org.eclipse.ui.Saveable;
+import org.eclipse.ui.ISaveablesSource;
 import org.eclipse.ui.IWindowListener;
 import org.eclipse.ui.IWorkbenchActionConstants;
 import org.eclipse.ui.IWorkbenchPart;
 import org.eclipse.ui.IWorkbenchWindow;
 import org.eclipse.ui.PartInitException;
 import org.eclipse.ui.PlatformUI;
+import org.eclipse.ui.SaveablesLifecycleEvent;
 import org.eclipse.ui.dialogs.PropertyDialogAction;
 import org.eclipse.ui.internal.EditorPluginAction;
 import org.eclipse.ui.internal.texteditor.EditPosition;
@@ -188,7 +192,7 @@
  * If no id is set while in compatibility mode, the menu is registered under
  * <code>DEFAULT_RULER_CONTEXT_MENU_ID</code>.</p>
  */
-public abstract class AbstractTextEditor extends EditorPart implements ITextEditor, IReusableEditor, ITextEditorExtension, ITextEditorExtension2, ITextEditorExtension3, ITextEditorExtension4, INavigationLocationProvider {
+public abstract class AbstractTextEditor extends EditorPart implements ITextEditor, IReusableEditor, ITextEditorExtension, ITextEditorExtension2, ITextEditorExtension3, ITextEditorExtension4, INavigationLocationProvider, ISaveablesSource {
 
 	/**
 	 * Tag used in xml configuration files to specify editor action contributions.
@@ -3013,6 +3017,22 @@
 		}
 
 		setDocumentProvider(input);
+		
+		if (fSaveable != null) {
+			// The input has changed. Force recreation of saveable, and notify
+			// the ISaveablesLifecycleListener.
+			ISaveablesLifecycleListener listener= (ISaveablesLifecycleListener) getSite()
+					.getService(ISaveablesLifecycleListener.class);
+			listener.handleLifecycleEvent(new SaveablesLifecycleEvent(this,
+					SaveablesLifecycleEvent.POST_CLOSE,
+					new Saveable[] { fSaveable }, false));
+			fSaveable= null;
+			// recomputes fSaveable:
+			getSaveables();
+			listener.handleLifecycleEvent(new SaveablesLifecycleEvent(this,
+					SaveablesLifecycleEvent.POST_OPEN,
+					new Saveable[] { fSaveable }, false));
+		}
 
 		provider= getDocumentProvider();
 		if (provider != null) {
@@ -5683,4 +5703,93 @@
 	public void showRevisionInformation(RevisionInformation info, String quickDiffProviderId) {
 		// no implementation
 	}
+	
+	private Saveable fSaveable;
+
+	/*
+	 * @since 3.2
+	 */
+	public Saveable[] getSaveables() {
+		if (fSaveable == null) {
+			fSaveable= new TextEditorSaveable(getDocumentProvider(), getEditorInput());
+		}
+		return new Saveable[] { fSaveable };
+	}
+
+	/*
+	 * @since 3.2
+	 */
+	public Saveable[] getActiveSaveables() {
+		return getSaveables();
+	}
+	
+	private static class TextEditorSaveable extends Saveable {
+		private IDocumentProvider documentProvider;
+		private IEditorInput editorInput;
+
+		/**
+		 * @param documentProvider
+		 * @param editorInput
+		 */
+		public TextEditorSaveable(IDocumentProvider documentProvider, IEditorInput editorInput) {
+			this.documentProvider= documentProvider;
+			this.editorInput= editorInput;
+		}
+
+		public String getName() {
+			return editorInput.getName();
+		}
+
+		public String getToolTipText() {
+			return editorInput.getToolTipText();
+		}
+
+		public ImageDescriptor getImageDescriptor() {
+			return editorInput.getImageDescriptor();
+		}
+
+		public void doSave(IProgressMonitor monitor) throws CoreException {
+			documentProvider.aboutToChange(editorInput);
+			documentProvider.saveDocument(monitor, editorInput, documentProvider.getDocument(editorInput), false);
+		}
+
+		public boolean isDirty() {
+			return documentProvider.canSaveDocument(editorInput);
+		}
+
+		/* (non-Javadoc)
+		 * @see java.lang.Object#hashCode()
+		 */
+		public int hashCode() {
+			final int PRIME= 31;
+			int result= 1;
+			result= PRIME * result + ((documentProvider == null) ? 0 : documentProvider.hashCode());
+			result= PRIME * result + ((editorInput == null) ? 0 : editorInput.hashCode());
+			return result;
+		}
+
+		/* (non-Javadoc)
+		 * @see java.lang.Object#equals(java.lang.Object)
+		 */
+		public boolean equals(Object obj) {
+			if (this == obj)
+				return true;
+			if (obj == null)
+				return false;
+			if (getClass() != obj.getClass())
+				return false;
+			final TextEditorSaveable other= (TextEditorSaveable) obj;
+			if (documentProvider == null) {
+				if (other.documentProvider != null)
+					return false;
+			} else if (!documentProvider.equals(other.documentProvider))
+				return false;
+			if (editorInput == null) {
+				if (other.editorInput != null)
+					return false;
+			} else if (!editorInput.equals(other.editorInput))
+				return false;
+			return true;
+		}
+	}
 }