ENH: check the expression while the user typing it, put in the ParameterString ToolTip the result of the parsing
ENH: check the expression while the user typing it, put in the ParameterString ToolTip the result of the parsing

orfeotoolbox/OTB,orfeotoolbox/OTB,orfeotoolbox/OTB,orfeotoolbox/OTB,orfeotoolbox/OTB,orfeotoolbox/OTB