MPS build 262 is out

Hello! We've released MPS build 262.

You can download it here :

New features and improvments :

  • New documentation : structure, editor and action language overviews.

  • Mac related issues : fix install plugin bug, special kind of

installation for Mac etc.

  • Add FileView

  • editor: caret is always visible on selected cells

  • editor: arrow keys behave as if in text editor (according to the caret

position, not selection)

  • EditorLanguage: cell models (meta-cells) representing non-selectable

cells marked gray.

  • EditorLanguage: collection cells could be equipped with dynamically

appearing funny braces.

  • EditorLanguage: 'Concept Property' cell model added.

  • NEW! SModel language: it is extension of the base language suitable to

perform various manipulations on the model element.

  • EditorLanguage: new ActionMap and updated KeyMap. Java is not needed

any more to customize these actions. Action handlers are written

in-place using base language and SModel language.

  • ActionsLanguage: old ActionSet-s (from EditorLanguage) are deprecated.

Almost all 'code-completion' menus are specified in correspondent

actions-model-s in extensible and independent from presentation way.

  • StructureLanguage: concept properties: are now declared in

corresponding section of ConceptDeclaration.

   The concept link 'ChildConceptPropertyDeclaration' is not used any

more to declare concept property.

   Concept properties declared as root nodes ('alias' etc.) have been

deprecated. Correspondent properties now declared in BaseConcept


  • StructureLanguage: concept links: are now declared in corresponding

section of ConceptDeclaration.

   The concept links 'ChildConceptDeclaration' and

'ChildConceptLinkDeclaration' are not used any more to declare child



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