tt::default_button_delegate< ButtonType, T > Class Template Reference

#include <ttauri/widgets/default_button_delegate.hpp>

Inheritance diagram for tt::default_button_delegate< ButtonType, T >:

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

Public Member Functions
template<typename Value , typename OnValue , typename OffValue >
	default_button_delegate (Value &&value, OnValue &&on_value, OffValue &&off_value) noexcept
	Construct a delegate.
template<typename Value , typename OnValue > requires (can_make_defaults or button_type == button_type::radio)
	default_button_delegate (Value &&value, OnValue &&on_value) noexcept
	Construct a delegate.
template<typename Value > requires (can_make_defaults)
	default_button_delegate (Value &&value) noexcept
	Construct a delegate.
Public Member Functions inherited from tt::button_delegate
virtual void	init (abstract_button_widget &sender) noexcept
virtual void	deinit (abstract_button_widget &sender) noexcept
template<typename Callback > requires (std::is_invocable_v<Callback>)
callback_ptr_type	subscribe (abstract_button_widget &sender, Callback &&callback) noexcept
	Subscribe a callback for notifying the widget of a data change.

Static Public Attributes
static constexpr button_type	button_type = ButtonType
static constexpr bool	can_make_defaults

Detailed Description

template<button_type ButtonType, typename T>
class tt::default_button_delegate< ButtonType, T >

A default button delegate.

The default button delegate manages the state of a button widget using observable values.

Template Parameters

ButtonType	The type of button this delegate manages, either a button_type::radio or button_type::toggle.
T	The type of the observable value.

Constructor & Destructor Documentation

default_button_delegate() [1/3]

template<button_type ButtonType, typename T >

template<typename Value , typename OnValue , typename OffValue >

tt::default_button_delegate< ButtonType, T >::default_button_delegate ( Value && value, OnValue && on_value, OffValue && off_value )

inlinenoexcept

Construct a delegate.

Parameters

value	A value or observable-value used as a representation of the state.
on_value	The value or observable-value that mean 'on'.
off_value	The value or observable-value that mean 'off'.

default_button_delegate() [2/3]

template<button_type ButtonType, typename T >

template<typename Value , typename OnValue >
requires (can_make_defaults or button_type == button_type::radio)

tt::default_button_delegate< ButtonType, T >::default_button_delegate ( Value && value, OnValue && on_value )

inlinenoexcept

Construct a delegate.

Parameters

value	A value or observable-value used as a representation of the state.
on_value	The value or observable-value that mean 'on'.

default_button_delegate() [3/3]

template<button_type ButtonType, typename T >

template<typename Value >
requires (can_make_defaults)

tt::default_button_delegate< ButtonType, T >::default_button_delegate ( Value && value )

inlinenoexcept

Construct a delegate.

Parameters

value

A value or observable-value used as a representation of the state.

Field Documentation

can_make_defaults

template<button_type ButtonType, typename T >

constexpr bool tt::default_button_delegate< ButtonType, T >::can_make_defaults

staticconstexpr

Initial value:

=
        std::is_same_v<value_type, bool> or std::is_integral_v<value_type> or std::is_enum_v<value_type>

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

• hikogui/src/ttauri/widgets/default_button_delegate.hpp