+ <multi_selector id="main_objects"
+ label="Main objects"
+ icon=""
+ tooltip="Select a solid objects"
+ type_choice="Solids"
+ concealment="true">
+ <validator id="PartSet_DifferentObjects"/>
+ <validator id="GeomValidators_ShapeType" parameters="empty,solid"/>
+ </multi_selector>
+ <multi_selector id="tool_objects"
+ label="Tool object"
+ icon=""
+ tooltip="Select a tool solid"
+ type_choice="Solids"
+ concealment="true" >
+ <validator id="PartSet_DifferentObjects"/>
+ <validator id="GeomValidators_ShapeType" parameters="empty,solid"/>
+ </multi_selector>
+ <validator id="GeomValidators_BooleanArguments" parameters="main_objects,tool_objects,bool_type"/>