ClosureExpression

class ClosureExpression(*args, **kwargs)

Superclasses: Expression

Constructors:

ClosureExpression(**properties)
new(value_type:GType, closure:GObject.Closure, params:list=None) -> Gtk.ClosureExpression

Constructors

class ClosureExpression

classmethod new(value_type: type, closure: Callable[[...], Any], params: Sequence[Expression] | None = None) → ClosureExpression

Creates a GtkExpression that calls closure when it is evaluated.

closure is called with the this object and the results of evaluating the params expressions.

Parameters:

• value_type – the type of the value that this expression evaluates to

• closure – closure to call when evaluating this expression. If closure is floating, it is adopted

• params – expressions for each parameter