Inheritance diagram for tt::default_selection_delegate< T >:

Public Types
using	value_type = T

Public Types inherited from tt::selection_delegate
using	callback_ptr_type = std::shared_ptr<std::function<void()>>

Public Member Functions
template<typename OptionList , typename Value , typename OffValue >
	default_selection_delegate (OptionList &&option_list, Value &&value, OffValue &&off_value) noexcept

template<typename OptionList , typename Value >
	default_selection_delegate (OptionList &&option_list, Value &&value) noexcept

callback_ptr_type	subscribe (selection_widget &sender, callback_ptr_type const &callback_ptr) noexcept override
	Subscribe a callback for notifying the widget of a data change.

void	unsubscribe (selection_widget &sender, callback_ptr_type const &callback_ptr) noexcept override
	Unsubscribe a callback.

void	set_selected (selection_widget &sender, ssize_t index) noexcept override
	Called when an option is selected by the user.

std::pair< std::vector< label >, ssize_t >	options_and_selected (selection_widget const &sender) const noexcept override
	Retrieve the label of an option.

Public Member Functions inherited from tt::selection_delegate
virtual void	init (selection_widget &sender) noexcept

virtual void	deinit (selection_widget &sender) noexcept

template<typename Callback > requires (std::is_invocable_v<Callback>)
callback_ptr_type	subscribe (selection_widget &sender, Callback &&callback) noexcept
	Subscribe a callback for notifying the widget of a data change.

Data Fields
observable< std::vector< std::pair< value_type, label > > >	options

observable< value_type >	value

observable< value_type >	off_value

Member Function Documentation

◆ options_and_selected()

template<typename T >

std::pair< std::vector< label >, ssize_t > tt::default_selection_delegate< T >::options_and_selected ( selection_widget const & sender ) const

inlineoverridevirtualnoexcept

Retrieve the label of an option.

template<typename T >

void tt::default_selection_delegate< T >::set_selected	(	selection_widget &	sender,
		ssize_t	index )

inlineoverridevirtualnoexcept

Called when an option is selected by the user.

Parameters

index The index of the option selected, -1 if no option is selected.

template<typename T >

callback_ptr_type tt::default_selection_delegate< T >::subscribe	(	selection_widget &	sender,
		callback_ptr_type const &	callback )

inlineoverridevirtualnoexcept

Subscribe a callback for notifying the widget of a data change.

template<typename T >

void tt::default_selection_delegate< T >::unsubscribe	(	selection_widget &	sender,
		callback_ptr_type const &	callback )

inlineoverridevirtualnoexcept

Unsubscribe a callback.

The documentation for this class was generated from the following file: