DtSimpleKeyboard Class Reference

Instances of DtSimpleKeyboard are used to process keyboard input in a console application. More...

Collaboration diagram for DtSimpleKeyboard:

Public Member Functions
	DtSimpleKeyboard ()
	Constructor. More...
virtual	~DtSimpleKeyboard ()
	Destructor. More...
virtual int	kbhit ()
	Returns 1 if keyboard input is ready; otherwise, 0. More...
virtual int	keybrdTick ()
	Returns 0 if no key was pressed or if the key press was handled. More...

Protected Member Functions
virtual int	getkey ()
	Return character from keyboard input, called in keybrdTick. More...

Private Attributes
struct termios myInitialSettings	myNewSettings
int	myPeekCharacter

Detailed Description

Instances of DtSimpleKeyboard are used to process keyboard input in a console application.

Reads and processes one character commands. This default implementation handles the "q" or "Q" character and returns a value of -1 when "Q" key is pressed. Derivations of this class should overwrite keybrdTick and return 0 for any key press that has been processsed.

Constructor & Destructor Documentation

DtSimpleKeyboard::DtSimpleKeyboard

(

)

Constructor.

virtual DtSimpleKeyboard::~DtSimpleKeyboard ( )

virtual

Destructor.

Member Function Documentation

virtual int DtSimpleKeyboard::getkey ( )

protectedvirtual

Return character from keyboard input, called in keybrdTick.

virtual int DtSimpleKeyboard::kbhit ( )

virtual

Returns 1 if keyboard input is ready; otherwise, 0.

virtual int DtSimpleKeyboard::keybrdTick ( )

virtual

Returns 0 if no key was pressed or if the key press was handled.

Returns -1 if 'q' or 'Q' was pressed Otherwise returns int value of key pressed.

Member Data Documentation

struct termios myInitialSettings DtSimpleKeyboard::myNewSettings

private

int DtSimpleKeyboard::myPeekCharacter

private

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

• vlSimpleKeyboard.h