BoolFilter

class BoolFilter(**properties: Any)

Superclasses: Filter, Object

GtkBoolFilter evaluates a boolean GtkExpression to determine whether to include items.

Constructors

class BoolFilter

classmethod new(expression: Expression | None = None) → BoolFilter

Creates a new bool filter.

Parameters:

expression – The expression to evaluate

Methods

class BoolFilter

get_expression() → Expression | None

Gets the expression that the filter uses to evaluate if an item should be filtered.

get_invert() → bool

Returns whether the filter inverts the expression.

set_expression(expression: Expression | None = None) → None

Sets the expression that the filter uses to check if items should be filtered.

The expression must have a value type of bool.

Parameters:

expression – a GtkExpression

set_invert(invert: bool) → None

Sets whether the filter should invert the expression.

Parameters:

invert – True to invert

Properties

class BoolFilter

props.expression: Expression

The type of the None singleton.

props.invert: bool

The type of the None singleton.