An expression that is bound to a particular part instance.
true
This wrappers the old ActionExpression class so that it can communicate via the Expression contract.
An expression that evaluates whether a particular action set is active.
An expression representing the part id of the legacy editor action bar contribution.
part id
An expression representing the targetId of the legacy editor contributions.
targetId
An expression wrapper for the legacy SelectionEnabler .
An expression representing the targetId of the legacy view contributions.
An expression that can control the activation of a handler derived from a viewer contribution.
An expression that evaluates to EvaluationResult.TRUE when the active workbench window matches the window held by this expression.