Bug 136941 Del key has no effect in XML Source
Using BIRT 2.1RC0 build. To reproduce: Open or create a report design. Choose the XML Source tab. Select some text. Press the Del key. Expected: The selected text is deleted. Actual: Nothing happens.
UI/org.eclipse.birt.report.designer.ui.editors/src/org/eclipse/birt/report/designer/ui/editors/MultiPageReportEditor.java
ReportRequest r = new ReportRequest( );
					r.setType( ReportRequest.LOAD_MASTERPAGE );
					r.setSelectionObject( request.getSelectionModelList( ) );
					SessionHandleAdapter.getInstance( )
							.getMediator( )
							.notifyRequest( r );
				}
			} );
		}
	}
	/**
	 * Returns current page instance if the currently selected page index is not
	 * -1, or <code>null</code> if it is.
	 * 
	 * @return active page instance if selected, or <code>null</code> if no
	 *         page is currently active.
	 */
	public IFormPage getCurrentPageInstance( )
	{
		int index = getCurrentPage( );
		if ( index != -1 )
		{
			Object page = pages.get( index );
			if ( page instanceof IFormPage )
				return (IFormPage) page;
		}
		return null;
	}
}