Extended definitions for widget event handler functions. More...

#include <event_handlers.hpp>

Inheritance diagram for ui::EventHandlers< T >:

Public Member Functions
void	onpress (std::function< void(T &)> callback)
	Register a touchscreen event handler that triggers on press.

void	onpress (std::function< void(const Event &)> callback)
	Register a touchscreen event handler that triggers on press.

void	onpress (std::function< void()> callback)
	Register a touchscreen event handler that triggers on press.

void	onrelease (std::function< void(T &)> callback)
	Register a touchscreen event handler that triggers when the widget stops being pressed.

void	onrelease (std::function< void(const Event &)> callback)
	Register a touchscreen event handler that triggers when the widget stops being pressed.

void	onrelease (std::function< void()> callback)
	Register a touchscreen event handler that triggers when the widget stops being pressed.

void	onblur (std::function< void(T &)> callback)
	Register a touchscreen event handler that triggers when the widget stops being pressed.

void	onblur (std::function< void(const Event &)> callback)
	Register a touchscreen event handler that triggers when the widget stops being pressed.

void	onblur (std::function< void()> callback)
	Register a touchscreen event handler that triggers when the widget stops being pressed.

void	onhold (std::function< void(T &, time_t)> callback)
	Register a touchscreen event handler that repeatedly triggers when the widget is held for a while.

void	onhold (std::function< void(const Event &, time_t)> callback)
	Register a touchscreen event handler that repeatedly triggers when the widget is held for a while.

void	onhold (std::function< void(time_t)> callback)
	Register a touchscreen event handler that repeatedly triggers when the widget is held for a while.

void	onhold (std::function< void(T &)> callback)
	Register a touchscreen event handler that repeatedly triggers when the widget is held for a while.

void	onhold (std::function< void(const Event &)> callback)
	Register a touchscreen event handler that repeatedly triggers when the widget is held for a while.

void	onhold (std::function< void()> callback)
	Register a touchscreen event handler that repeatedly triggers when the widget is held for a while.

void	onclick (std::function< void(T &)> callback)
	Register a touchscreen event handler that triggers on release.

void	onclick (std::function< void(const Event &)> callback)
	Register a touchscreen event handler that triggers on release.

void	onclick (std::function< void()> callback)
	Register a touchscreen event handler that triggers on release.

Public Member Functions inherited from ui::CoreEventHandlers< T >
virtual void	onpress (std::function< void(T &, const Event &)> callback)=0
	Register a touchscreen event handler that triggers on press.

virtual void	onrelease (std::function< void(T &, const Event &)> callback)=0
	Register a touchscreen event handler that triggers when the widget stops being pressed.

virtual void	onblur (std::function< void(T &, const Event &)> callback)=0
	Register a touchscreen event handler that triggers when the widget stops being pressed.

virtual void	onhold (std::function< void(T &, const Event &, time_t)> callback)=0
	Register a touchscreen event handler that repeatedly triggers when the widget is held for a while.

void	onclick (std::function< void(T &, const Event &)> callback)
	Register a touchscreen event handler that triggers on release.

Detailed Description

template<class T>
class ui::EventHandlers< T >

Extended definitions for widget event handler functions.

Template Parameters

T	The derived class.

Member Function Documentation

◆ onblur() [1/3]

template<class T >

void ui::EventHandlers< T >::onblur ( std::function< void()> callback )

inline

Register a touchscreen event handler that triggers when the widget stops being pressed.

Parameters

callback A callback function that is called when a widget stops being pressed after previously receiving a "press" event.

Note: Only one event handler for each type of event (press, hold, release, blur) is allowed per widget.

◆ onblur() [2/3]

template<class T >

void ui::EventHandlers< T >::onblur ( std::function< void(const Event &)> callback )

inline

Register a touchscreen event handler that triggers when the widget stops being pressed.

Parameters

callback A callback function that is called when a widget stops being pressed after previously receiving a "press" event.

Note: Only one event handler for each type of event (press, hold, release, blur) is allowed per widget.

◆ onblur() [3/3]

template<class T >

void ui::EventHandlers< T >::onblur ( std::function< void(T &)> callback )

inline

Register a touchscreen event handler that triggers when the widget stops being pressed.

Parameters

callback A callback function that is called when a widget stops being pressed after previously receiving a "press" event.

Note: Only one event handler for each type of event (press, hold, release, blur) is allowed per widget.

◆ onclick() [1/3]

template<class T >

void ui::EventHandlers< T >::onclick ( std::function< void()> callback )

inline

Register a touchscreen event handler that triggers on release.

This is identical to the onrelease() function.

Parameters

callback A callback function that is called when this widget receives a "release" event.

Note: Only one event handler for each type of event (press, hold, release, blur) is allowed per widget.

◆ onclick() [2/3]

template<class T >

void ui::EventHandlers< T >::onclick ( std::function< void(const Event &)> callback )

inline

Register a touchscreen event handler that triggers on release.

This is identical to the onrelease() function.

Parameters

callback A callback function that is called when this widget receives a "release" event.

Note: Only one event handler for each type of event (press, hold, release, blur) is allowed per widget.

◆ onclick() [3/3]

template<class T >

void ui::EventHandlers< T >::onclick ( std::function< void(T &)> callback )

inline

Register a touchscreen event handler that triggers on release.

This is identical to the onrelease() function.

Parameters

callback A callback function that is called when this widget receives a "release" event.

Note: Only one event handler for each type of event (press, hold, release, blur) is allowed per widget.

◆ onhold() [1/6]

template<class T >

void ui::EventHandlers< T >::onhold ( std::function< void()> callback )

inline

Register a touchscreen event handler that repeatedly triggers when the widget is held for a while.

Parameters

callback A callback function that is called when this widget has been continuously pressed for a while.

Note: Only one event handler for each type of event (press, hold, release, blur) is allowed per widget.

◆ onhold() [2/6]

template<class T >

void ui::EventHandlers< T >::onhold ( std::function< void(const Event &)> callback )

inline

Register a touchscreen event handler that repeatedly triggers when the widget is held for a while.

Parameters

callback A callback function that is called when this widget has been continuously pressed for a while.

Note: Only one event handler for each type of event (press, hold, release, blur) is allowed per widget.

◆ onhold() [3/6]

template<class T >

void ui::EventHandlers< T >::onhold ( std::function< void(const Event &, time_t)> callback )

inline

Register a touchscreen event handler that repeatedly triggers when the widget is held for a while.

Parameters

callback A callback function that is called when this widget has been continuously pressed for a while.

Note: Only one event handler for each type of event (press, hold, release, blur) is allowed per widget.

◆ onhold() [4/6]

template<class T >

void ui::EventHandlers< T >::onhold ( std::function< void(T &)> callback )

inline

Register a touchscreen event handler that repeatedly triggers when the widget is held for a while.

Parameters

callback A callback function that is called when this widget has been continuously pressed for a while.

Note: Only one event handler for each type of event (press, hold, release, blur) is allowed per widget.

◆ onhold() [5/6]

template<class T >

void ui::EventHandlers< T >::onhold ( std::function< void(T &, time_t)> callback )

inline

Register a touchscreen event handler that repeatedly triggers when the widget is held for a while.

Parameters

callback A callback function that is called when this widget has been continuously pressed for a while.

Note: Only one event handler for each type of event (press, hold, release, blur) is allowed per widget.

◆ onhold() [6/6]

template<class T >

void ui::EventHandlers< T >::onhold ( std::function< void(time_t)> callback )

inline

Register a touchscreen event handler that repeatedly triggers when the widget is held for a while.

Parameters

callback A callback function that is called when this widget has been continuously pressed for a while.

Note: Only one event handler for each type of event (press, hold, release, blur) is allowed per widget.

◆ onpress() [1/3]

template<class T >

void ui::EventHandlers< T >::onpress ( std::function< void()> callback )

inline

Register a touchscreen event handler that triggers on press.

Parameters

callback A callback function that is called when this widget receives a "press" event.

Note: Only one event handler for each type of event (press, hold, release, blur) is allowed per widget.

◆ onpress() [2/3]

template<class T >

void ui::EventHandlers< T >::onpress ( std::function< void(const Event &)> callback )

inline

Register a touchscreen event handler that triggers on press.

Parameters

callback A callback function that is called when this widget receives a "press" event.

Note: Only one event handler for each type of event (press, hold, release, blur) is allowed per widget.

◆ onpress() [3/3]

template<class T >

void ui::EventHandlers< T >::onpress ( std::function< void(T &)> callback )

inline

Register a touchscreen event handler that triggers on press.

Parameters

callback A callback function that is called when this widget receives a "press" event.

Note: Only one event handler for each type of event (press, hold, release, blur) is allowed per widget.

◆ onrelease() [1/3]

template<class T >

void ui::EventHandlers< T >::onrelease ( std::function< void()> callback )

inline

Register a touchscreen event handler that triggers when the widget stops being pressed.

Parameters

callback A callback function that is called when this widget receives a "release" event.

Note: Only one event handler for each type of event (press, hold, release, blur) is allowed per widget.

◆ onrelease() [2/3]

template<class T >

void ui::EventHandlers< T >::onrelease ( std::function< void(const Event &)> callback )

inline

Register a touchscreen event handler that triggers when the widget stops being pressed.

Parameters

callback A callback function that is called when this widget receives a "release" event.

Note: Only one event handler for each type of event (press, hold, release, blur) is allowed per widget.

◆ onrelease() [3/3]

template<class T >

void ui::EventHandlers< T >::onrelease ( std::function< void(T &)> callback )

inline

Register a touchscreen event handler that triggers when the widget stops being pressed.

Parameters

callback A callback function that is called when this widget receives a "release" event.

Note: Only one event handler for each type of event (press, hold, release, blur) is allowed per widget.

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

src/ui/core/event_handlers.hpp

Public Member Functions

Detailed Description

Member Function Documentation

◆ onblur() [1/3]

◆ onblur() [2/3]

◆ onblur() [3/3]

◆ onclick() [1/3]

◆ onclick() [2/3]

◆ onclick() [3/3]

◆ onhold() [1/6]

◆ onhold() [2/6]

◆ onhold() [3/6]

◆ onhold() [4/6]

◆ onhold() [5/6]

◆ onhold() [6/6]

◆ onpress() [1/3]

◆ onpress() [2/3]

◆ onpress() [3/3]

◆ onrelease() [1/3]

◆ onrelease() [2/3]

◆ onrelease() [3/3]