Key Struct Reference

Class that abstracts a key, made up of the scan code and the modifier bits. More...

#include <key.h>

Public Types
enum	Scancode : uint8_t
	The keys' scan codes (code 1)

Public Member Functions
	Key ()
	Default constructor: Instantiates an invalid key by setting ASCII, scan code, and modifier bits to 0.
bool	valid () const
	Invalid keys have a scancode = 0.
void	invalidate ()
	Marks the key as invalid by setting the scan code to 0.
unsigned char	ascii () const
	Get the key's ASCII value.
bool	alt () const
	Indicates whether the ALT modifier is set.
bool	ctrl () const
	Indicates whether the CTRL modifier is set.
	operator char () const
	Conversion to char (ASCII code)

Detailed Description

Class that abstracts a key, made up of the scan code and the modifier bits.

Member Function Documentation

alt()

bool Key::alt ( ) const

inline

Indicates whether the ALT modifier is set.

Returns

true if ALT key was pressed during key press

ascii()

unsigned char Key::ascii

(

)

const

Get the key's ASCII value.

Returns

the key's ASCII value

ctrl()

bool Key::ctrl ( ) const

inline

Indicates whether the CTRL modifier is set.

Returns

true if CTRL key was pressed during key press

invalidate()

void Key::invalidate ( )

inline

Marks the key as invalid by setting the scan code to 0.

operator char()

Key::operator char ( ) const

inline

Conversion to char (ASCII code)

valid()

bool Key::valid ( ) const

inline

Invalid keys have a scancode = 0.

Returns

Checks whether a key is valid.

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The documentation for this struct was generated from the following files:

• object/key.h
• object/key.cc