- <stringvalue id="variable" label="Name" icon=":pictures/expression.png"/>
- <expr_editor id="expression"/>
+ <stringvalue id="variable" label="Name" icon=":pictures/expression.png">
+ <validator id="Parameters_VariableValidator"/>
+ </stringvalue>
+ <expr_editor id="expression">
+ <validator id="Parameters_ExpressionValidator"/>
+ </expr_editor>