diff --git a/debug/org.eclipse.cdt.debug.ui/ChangeLog b/debug/org.eclipse.cdt.debug.ui/ChangeLog
index 39dd605d458..84865ea1515 100644
--- a/debug/org.eclipse.cdt.debug.ui/ChangeLog
+++ b/debug/org.eclipse.cdt.debug.ui/ChangeLog
@@ -1,3 +1,10 @@
+2003-03-09 Mikhail Khodjaiants
+	The implementation of the "Cast To Type" and "Restore Default Type" actions.
+	* plugin.xml
+	* plugin.propeties
+	* CastToTypeActionDelegate.java: new
+	* RestoreDefaultTypeActionDelegate.java: new
+
 2003-03-05 Mikhail Khodjaiants
 	The extension of CEditor that displays the 'Source Not Found' form.
 	* plugin.properties
diff --git a/debug/org.eclipse.cdt.debug.ui/plugin.properties b/debug/org.eclipse.cdt.debug.ui/plugin.properties
index 2e47d2cafc9..a1b507918f4 100644
--- a/debug/org.eclipse.cdt.debug.ui/plugin.properties
+++ b/debug/org.eclipse.cdt.debug.ui/plugin.properties
@@ -62,3 +62,7 @@ LoadSymbolsAction.label=Load Symbols
 SignalAction.label=Resume With Signal
 SignalZeroAction.label=Resume Without Signal
 
+CastToTypeAction.label=Cast To Type...
+CastToTypeAction.tooltip=Cast Varibale To Type
+RestoreDefaultTypeAction.label=Restore Default Type
+RestoreDefaultTypeAction.tooltip=Restore Default Type Of Variable
diff --git a/debug/org.eclipse.cdt.debug.ui/plugin.xml b/debug/org.eclipse.cdt.debug.ui/plugin.xml
index 4c23cb9c171..1d9ce2a0855 100644
--- a/debug/org.eclipse.cdt.debug.ui/plugin.xml
+++ b/debug/org.eclipse.cdt.debug.ui/plugin.xml
@@ -803,6 +803,41 @@
             </enablement>
          </action>
       </objectContribution>
+      <objectContribution
+            objectClass="org.eclipse.cdt.debug.core.model.ICastToType"
+            id="org.eclipse.cdt.debug.ui.VariableActions">
+         <action
+               label="%RestoreDefaultTypeAction.label"
+               helpContextId="restore_default_type_action_context"
+               tooltip="%RestoreDefaultTypeAction.tooltip"
+               class="org.eclipse.cdt.debug.internal.ui.actions.RestoreDefaultTypeActionDelegate"
+               menubarPath="additions"
+               enablesFor="1"
+               id="org.eclipse.cdt.debug.internal.ui.actions.RestoreDefaultTypeActionDelegate">
+            <enablement>
+               <pluginState
+                     id="org.eclipse.cdt.debug.ui"
+                     value="activated">
+               </pluginState>
+            </enablement>
+         </action>
+         <action
+               label="%CastToTypeAction.label"
+               icon="icons/full/clcl16/casttotype_co.gif"
+               helpContextId="cast_to_type_action_context"
+               tooltip="%CastToTypeAction.tooltip"
+               class="org.eclipse.cdt.debug.internal.ui.actions.CastToTypeActionDelegate"
+               menubarPath="additions"
+               enablesFor="1"
+               id="org.eclipse.cdt.debug.internal.ui.actions.CastToTypeActionDelegate">
+            <enablement>
+               <pluginState
+                     value="activated"
+                     id="org.eclipse.cdt.debug.ui">
+               </pluginState>
+            </enablement>
+         </action>
+      </objectContribution>
    </extension>
    <extension
          point="org.eclipse.ui.viewActions">
diff --git a/debug/org.eclipse.cdt.debug.ui/src/org/eclipse/cdt/debug/internal/ui/actions/CastToTypeActionDelegate.java b/debug/org.eclipse.cdt.debug.ui/src/org/eclipse/cdt/debug/internal/ui/actions/CastToTypeActionDelegate.java
new file mode 100644
index 00000000000..5a5529cd4f9
--- /dev/null
+++ b/debug/org.eclipse.cdt.debug.ui/src/org/eclipse/cdt/debug/internal/ui/actions/CastToTypeActionDelegate.java
@@ -0,0 +1,165 @@
+/*
+ *(c) Copyright QNX Software Systems Ltd. 2002.
+ * All Rights Reserved.
+ * 
+ */
+
+package org.eclipse.cdt.debug.internal.ui.actions;
+
+import org.eclipse.cdt.debug.core.model.ICastToType;
+import org.eclipse.cdt.debug.ui.CDebugUIPlugin;
+import org.eclipse.core.runtime.IStatus;
+import org.eclipse.debug.core.DebugException;
+import org.eclipse.jface.action.IAction;
+import org.eclipse.jface.dialogs.IInputValidator;
+import org.eclipse.jface.dialogs.InputDialog;
+import org.eclipse.jface.viewers.ISelection;
+import org.eclipse.jface.viewers.IStructuredSelection;
+import org.eclipse.jface.window.Window;
+import org.eclipse.swt.custom.BusyIndicator;
+import org.eclipse.swt.widgets.Display;
+import org.eclipse.swt.widgets.Shell;
+import org.eclipse.ui.IObjectActionDelegate;
+import org.eclipse.ui.IWorkbenchPart;
+import org.eclipse.ui.IWorkbenchWindow;
+import org.eclipse.ui.actions.ActionDelegate;
+
+/**
+ * Enter type comment.
+ * 
+ * @since Mar 7, 2003
+ */
+public class CastToTypeActionDelegate extends ActionDelegate
+									  implements IObjectActionDelegate
+{
+	protected class CastToTypeInputValidator implements IInputValidator
+	{
+		public CastToTypeInputValidator()
+		{
+		}
+
+		public String isValid( String newText )
+		{
+			if ( newText.trim().length() == 0 )
+			{
+				return "Type field must not be empty.";
+			}
+			return null;
+		}
+
+	}
+
+	protected class CastToTypeDialog extends InputDialog
+	{
+		public CastToTypeDialog( Shell parentShell, String initialValue )
+		{
+			super( parentShell, "Cast To Type", "Enter type:", initialValue, new CastToTypeInputValidator() );
+		}
+	}
+
+	private ICastToType fCastToType = null;
+	private IStatus fStatus = null;
+
+	public CastToTypeActionDelegate()
+	{
+		super();
+	}
+
+	/* (non-Javadoc)
+	 * @see org.eclipse.ui.IObjectActionDelegate#setActivePart(org.eclipse.jface.action.IAction, org.eclipse.ui.IWorkbenchPart)
+	 */
+	public void setActivePart( IAction action, IWorkbenchPart targetPart )
+	{
+	}
+
+	/* (non-Javadoc)
+	 * @see org.eclipse.ui.IActionDelegate#run(org.eclipse.jface.action.IAction)
+	 */
+	public void run( IAction action )
+	{
+		if ( getCastToType() == null )
+			return;
+		BusyIndicator.showWhile( Display.getCurrent(), 
+								 new Runnable() 
+									 {
+										 public void run() 
+										 {
+											 try 
+											 {
+												 doAction( getCastToType() );
+												 setStatus( null );
+											 } 
+											 catch( DebugException e ) 
+											 {
+												setStatus( e.getStatus() );
+											 }
+										 }
+									 } );
+		if ( getStatus() != null && !getStatus().isOK() ) 
+		{
+			IWorkbenchWindow window= CDebugUIPlugin.getActiveWorkbenchWindow();
+			if ( window != null ) 
+			{
+				CDebugUIPlugin.errorDialog( "Unable to cast to type.", getStatus() );
+			} 
+			else 
+			{
+				CDebugUIPlugin.log( getStatus() );
+			}
+		}		
+	}
+
+	/* (non-Javadoc)
+	 * @see org.eclipse.ui.IActionDelegate#selectionChanged(org.eclipse.jface.action.IAction, org.eclipse.jface.viewers.ISelection)
+	 */
+	public void selectionChanged( IAction action, ISelection selection )
+	{
+		if ( selection instanceof IStructuredSelection )
+		{
+			Object element = ((IStructuredSelection)selection).getFirstElement();
+			if ( element instanceof ICastToType )
+			{
+				boolean enabled = ((ICastToType)element).supportsCasting();
+				action.setEnabled( enabled );
+				if ( enabled )
+				{
+					setCastToType( (ICastToType)element );
+					return;
+				}
+			}
+		}
+		action.setEnabled( false );
+		setCastToType( null );
+	}
+
+	protected ICastToType getCastToType()
+	{
+		return fCastToType;
+	}
+
+	protected void setCastToType( ICastToType castToType )
+	{
+		fCastToType = castToType;
+	}
+
+	public IStatus getStatus()
+	{
+		return fStatus;
+	}
+
+	public void setStatus( IStatus status )
+	{
+		fStatus = status;
+	}
+	
+	protected void doAction( ICastToType castToType ) throws DebugException
+	{
+		String currentType = castToType.getCurrentType().trim();
+		CastToTypeDialog dialog = new CastToTypeDialog( CDebugUIPlugin.getActiveWorkbenchShell(), currentType );
+		if ( dialog.open() == Window.OK )
+		{
+			String newType = dialog.getValue().trim();
+			castToType.cast( newType );
+		}
+	}
+}
diff --git a/debug/org.eclipse.cdt.debug.ui/src/org/eclipse/cdt/debug/internal/ui/actions/RestoreDefaultTypeActionDelegate.java b/debug/org.eclipse.cdt.debug.ui/src/org/eclipse/cdt/debug/internal/ui/actions/RestoreDefaultTypeActionDelegate.java
new file mode 100644
index 00000000000..dcbd50c039b
--- /dev/null
+++ b/debug/org.eclipse.cdt.debug.ui/src/org/eclipse/cdt/debug/internal/ui/actions/RestoreDefaultTypeActionDelegate.java
@@ -0,0 +1,133 @@
+/*
+ *(c) Copyright QNX Software Systems Ltd. 2002.
+ * All Rights Reserved.
+ * 
+ */
+
+package org.eclipse.cdt.debug.internal.ui.actions;
+
+import org.eclipse.cdt.debug.core.model.ICastToType;
+import org.eclipse.cdt.debug.ui.CDebugUIPlugin;
+import org.eclipse.core.runtime.IStatus;
+import org.eclipse.debug.core.DebugException;
+import org.eclipse.jface.action.IAction;
+import org.eclipse.jface.viewers.ISelection;
+import org.eclipse.jface.viewers.IStructuredSelection;
+import org.eclipse.swt.custom.BusyIndicator;
+import org.eclipse.swt.widgets.Display;
+import org.eclipse.ui.IObjectActionDelegate;
+import org.eclipse.ui.IWorkbenchPart;
+import org.eclipse.ui.IWorkbenchWindow;
+import org.eclipse.ui.actions.ActionDelegate;
+
+/**
+ * Enter type comment.
+ * 
+ * @since Mar 9, 2003
+ */
+public class RestoreDefaultTypeActionDelegate extends ActionDelegate
+											  implements IObjectActionDelegate
+{
+	private ICastToType fCastToType = null;
+	private IStatus fStatus = null;
+
+	/**
+	 * 
+	 */
+	public RestoreDefaultTypeActionDelegate()
+	{
+		super();
+	}
+
+	/* (non-Javadoc)
+	 * @see org.eclipse.ui.IObjectActionDelegate#setActivePart(org.eclipse.jface.action.IAction, org.eclipse.ui.IWorkbenchPart)
+	 */
+	public void setActivePart( IAction action, IWorkbenchPart targetPart )
+	{
+	}
+
+	protected ICastToType getCastToType()
+	{
+		return fCastToType;
+	}
+
+	protected void setCastToType( ICastToType castToType )
+	{
+		fCastToType = castToType;
+	}
+
+	/* (non-Javadoc)
+	 * @see org.eclipse.ui.IActionDelegate#run(org.eclipse.jface.action.IAction)
+	 */
+	public void run( IAction action )
+	{
+		if ( getCastToType() == null )
+			return;
+		BusyIndicator.showWhile( Display.getCurrent(), 
+								 new Runnable() 
+									 {
+										 public void run() 
+										 {
+											 try 
+											 {
+												 doAction( getCastToType() );
+												 setStatus( null );
+											 } 
+											 catch( DebugException e ) 
+											 {
+												setStatus( e.getStatus() );
+											 }
+										 }
+									 } );
+		if ( getStatus() != null && !getStatus().isOK() ) 
+		{
+			IWorkbenchWindow window= CDebugUIPlugin.getActiveWorkbenchWindow();
+			if ( window != null ) 
+			{
+				CDebugUIPlugin.errorDialog( "Unable to cast to type.", getStatus() );
+			} 
+			else 
+			{
+				CDebugUIPlugin.log( getStatus() );
+			}
+		}		
+	}
+
+	/* (non-Javadoc)
+	 * @see org.eclipse.ui.IActionDelegate#selectionChanged(org.eclipse.jface.action.IAction, org.eclipse.jface.viewers.ISelection)
+	 */
+	public void selectionChanged( IAction action, ISelection selection )
+	{
+		if ( selection instanceof IStructuredSelection )
+		{
+			Object element = ((IStructuredSelection)selection).getFirstElement();
+			if ( element instanceof ICastToType )
+			{
+				boolean enabled = ((ICastToType)element).supportsCasting() && ((ICastToType)element).isCasted();
+				action.setEnabled( enabled );
+				if ( enabled )
+				{
+					setCastToType( (ICastToType)element );
+					return;
+				}
+			}
+		}
+		action.setEnabled( false );
+		setCastToType( null );
+	}
+
+	public IStatus getStatus()
+	{
+		return fStatus;
+	}
+
+	public void setStatus( IStatus status )
+	{
+		fStatus = status;
+	}
+
+	protected void doAction( ICastToType castToType ) throws DebugException
+	{
+		castToType.restoreDefault();
+	}
+}