Bug 184356 "Ctrl+c", "Ctrl+v" and Delete does not work for scripted data source [0704]
Description: "Ctrl+c", "Ctrl+v" and Delete does not work for script data source. Build number: 2.2.0.v20070426-0630 Steps to reproduce: 1. New a Scripted data source. 2. Select the data source in Data Explorer View, use "Ctrl+c", "Ctrl+v" and Delete. Expected result: These all work. Actual result: These simply do not work. Error log: N/A
UI/org.eclipse.birt.report.designer.ui.editors/src/org/eclipse/birt/report/designer/ui/editors/MultiPageReportEditor.java
if ( page != null )
		{
			removePage( page.getIndex( ) );
		}
	}
	/**
	 * Remove all report editor page.
	 */
	public void removeAllPages( )
	{
		for ( int i = pages.toArray( ).length - 1; i >= 0; i-- )
		{
			if ( pages.get( i ) != null )
				this.removePage( ( (IFormPage) pages.get( i ) ).getId( ) );
		}
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.ui.part.EditorPart#doSave(org.eclipse.core.runtime.IProgressMonitor)
	 */
	public void doSave( IProgressMonitor monitor )
	{
		getCurrentPageInstance( ).doSave( monitor );
		fireDesignFileChangeEvent( );
	}
	private void fireDesignFileChangeEvent( )
	{
		if ( getModel( ) != null )
		{