class Gtk::ConstantExpression
- Gtk::ConstantExpression
- Gtk::Expression
- Reference
- Object
Overview
A constant value in a Gtk::Expression.
Defined in:
lib/gi-crystal/src/auto/gtk-4.0/constant_expression.crConstructors
-
.new
Initialize a new
ConstantExpression. -
.new_for_value(value : _) : self
Creates an expression that always evaluates to the given
#value.
Class Method Summary
-
.g_type : UInt64
Returns the type id (GType) registered in GLib type system.
Instance Method Summary
-
#==(other : self)
Returns
trueif this reference is the same as other. -
#hash(hasher)
See
Object#hash(hasher) -
#value : GObject::Value
Gets the value that a constant expression evaluates to.
Instance methods inherited from class Gtk::Expression
==(other : self)
==,
bind(target : GObject::Object, property : String, this_ : GObject::Object | Nil) : Gtk::ExpressionWatch
bind,
evaluate(this_ : GObject::Object | Nil, value : _) : Bool
evaluate,
finalize
finalize,
hash(hasher)
hash,
is_static : Bool
is_static,
to_unsafe : Pointer(Void)
to_unsafe,
value_type : UInt64
value_type,
watch(this_ : GObject::Object | Nil, notify : Gtk::ExpressionNotify) : Gtk::ExpressionWatch
watch
Constructor methods inherited from class Gtk::Expression
new(pointer : Pointer(Void), transfer : GICrystal::Transfer)
new
Class methods inherited from class Gtk::Expression
g_type : UInt64
g_type
Constructor Detail
def self.new_for_value(value : _) : self
#
Creates an expression that always evaluates to the given #value.
Class Method Detail
Returns the type id (GType) registered in GLib type system.
Instance Method Detail
def ==(other : self)
#
Description copied from class Reference
Returns true if this reference is the same as other. Invokes same?.