Bug 390630 [Accessibility]Screen reader does not speak the 'Allow Export' label in Aggregation Builder
BuildId: 4.2.1.v20120918-1113 Steps to reproduce: 1. Insert an aggregation in the Table or list footer 2. In the aggregation builder 3. Check or uncheck the 'Allow Export' option Expected result: Screenreader should speak like 'Allow export checked' or 'Allow export unchecked' other than checked/unchecked. Error Log: N/A
UI/org.eclipse.birt.report.designer.ui/src/org/eclipse/birt/report/designer/internal/ui/dialogs/BindingDialogHelper.java
return true;
			if ( !strEquals( getDataType( ), binding.getDataType( ) ) )
				return true;
			if ( !expressionEquals( binding.getExpressionProperty( ComputedColumn.EXPRESSION_MEMBER ),
					txtExpression ) )
				return true;
		}
		return false;
	}
	private boolean expressionEquals( ExpressionHandle expressionHandle,
			Text text )
	{
		if ( expressionHandle == null )
		{
			if ( text.getText( ).trim( ).length( ) == 0 )
				return true;
		}
		else
		{
			if ( strEquals( expressionHandle.getStringExpression( ),
					text.getText( ) )
					&& strEquals( expressionHandle.getType( ),
							(String) text.getData( ExpressionButtonUtil.EXPR_TYPE ) ) )
				return true;
		}
		return false;
	}
	private boolean expressionEquals( ExpressionHandle expressionHandle,
			String[] strs )
	{