UInputEventHandler Class Reference

Input event handler class using uinput files. More...

#include <uinputeventhandler.h>

Inheritance diagram for UInputEventHandler:

Collaboration diagram for UInputEventHandler:

Public Member Functions
	UInputEventHandler (QObject *parent=nullptr)
	~UInputEventHandler ()
virtual bool	init () override
	Initialize keyboard and mouse virtual devices. Each device will use its own file handle with various codes set to distinquish the two devices. More...
virtual bool	cleanup () override
virtual void	sendKeyboardEvent (JoyButtonSlot *slot, bool pressed) override
virtual void	sendMouseButtonEvent (JoyButtonSlot *slot, bool pressed) override
virtual void	sendMouseEvent (int xDis, int yDis) override
	Move cursor to selected relative location (deltax delaty) More...
virtual void	sendMouseAbsEvent (int xDis, int yDis, int screen) override
	Move cursor to selected absolute location (x, y) on selected display. More...
virtual void	sendMouseSpringEvent (int xDis, int yDis, int width, int height) override
	Do nothing by default. Useful for child classes to define behavior. More...
virtual QString	getName () override
virtual QString	getIdentifier () override
virtual void	printPostMessages () override
	Print extra help messages to stdout. More...
virtual void	sendTextEntryEvent (QString maintext) override
int	getKeyboardFileHandler ()
int	getMouseFileHandler ()
int	getSpringMouseFileHandler ()
const QString	getUinputDeviceLocation ()
Public Member Functions inherited from BaseEventHandler
	BaseEventHandler (QObject *parent=nullptr)
virtual	~BaseEventHandler ()
QString	getErrorString ()

Protected Member Functions
int	openUInputHandle ()
void	setKeyboardEvents (int filehandle)
void	setRelMouseEvents (int filehandle)
void	setSpringMouseEvents (int filehandle)
void	populateKeyCodes (int filehandle)
void	createUInputKeyboardDevice (int filehandle)
void	createUInputMouseDevice (int filehandle)
void	createUInputSpringMouseDevice (int filehandle)
void	closeUInputDevice (int filehandle)
void	write_uinput_event (int filehandle, int type, int code, int value, bool syn=true)
	Write uinput event to selected file uinput file. More...

Private Member Functions
bool	cleanupUinputEvHand ()
void	testAndAppend (bool tested, QList< unsigned int > &tempList, unsigned int key)
void	initDevice (int &device, QString name, bool &result)

Private Attributes
int	keyboardFileHandler
int	mouseFileHandler
int	springMouseFileHandler
QString	uinputDeviceLocation

Additional Inherited Members
Protected Attributes inherited from BaseEventHandler
QString	lastErrorString

Detailed Description

Input event handler class using uinput files.

Proper udev rule may be needed for usage General info https://kernel.org/doc/html/v5.15/input/uinput.html Event types https://www.kernel.org/doc/html/v5.15/input/event-codes.html

Constructor & Destructor Documentation

UInputEventHandler()

UInputEventHandler::UInputEventHandler ( QObject *  parent = nullptr )

explicit

~UInputEventHandler()

UInputEventHandler::~UInputEventHandler

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Member Function Documentation

cleanup()

bool UInputEventHandler::cleanup ( )

overridevirtual

Implements BaseEventHandler.

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cleanupUinputEvHand()

bool UInputEventHandler::cleanupUinputEvHand ( )

private

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closeUInputDevice()

void UInputEventHandler::closeUInputDevice ( int  filehandle )

protected

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createUInputKeyboardDevice()

void UInputEventHandler::createUInputKeyboardDevice ( int  filehandle )

protected

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createUInputMouseDevice()

void UInputEventHandler::createUInputMouseDevice ( int  filehandle )

protected

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createUInputSpringMouseDevice()

void UInputEventHandler::createUInputSpringMouseDevice ( int  filehandle )

protected

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getIdentifier()

QString UInputEventHandler::getIdentifier ( )

overridevirtual

Implements BaseEventHandler.

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getKeyboardFileHandler()

int UInputEventHandler::getKeyboardFileHandler

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getMouseFileHandler()

int UInputEventHandler::getMouseFileHandler

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getName()

QString UInputEventHandler::getName ( )

overridevirtual

Implements BaseEventHandler.

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getSpringMouseFileHandler()

int UInputEventHandler::getSpringMouseFileHandler

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getUinputDeviceLocation()

const QString UInputEventHandler::getUinputDeviceLocation

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init()

bool UInputEventHandler::init ( )

overridevirtual

Initialize keyboard and mouse virtual devices. Each device will use its own file handle with various codes set to distinquish the two devices.

Returns

Implements BaseEventHandler.

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initDevice()

void UInputEventHandler::initDevice ( int &  device, QString  name, bool &  result  )

private

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openUInputHandle()

int UInputEventHandler::openUInputHandle ( )

protected

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populateKeyCodes()

void UInputEventHandler::populateKeyCodes ( int  filehandle )

protected

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printPostMessages()

void UInputEventHandler::printPostMessages ( )

overridevirtual

Print extra help messages to stdout.

Reimplemented from BaseEventHandler.

sendKeyboardEvent()

void UInputEventHandler::sendKeyboardEvent ( JoyButtonSlot *  slot, bool  pressed  )

overridevirtual

Implements BaseEventHandler.

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sendMouseAbsEvent()

void UInputEventHandler::sendMouseAbsEvent ( int  xDis, int  yDis, int  screen  )

overridevirtual

Move cursor to selected absolute location (x, y) on selected display.

Do nothing by default. Useful for child classes to define behavior.

Parameters

Displacement	of X coordinate
Displacement	of Y coordinate
Screen	number or -1 to use default

Reimplemented from BaseEventHandler.

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sendMouseButtonEvent()

void UInputEventHandler::sendMouseButtonEvent ( JoyButtonSlot *  slot, bool  pressed  )

overridevirtual

Implements BaseEventHandler.

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sendMouseEvent()

void UInputEventHandler::sendMouseEvent ( int  xDis, int  yDis  )

overridevirtual

Move cursor to selected relative location (deltax delaty)

Implements BaseEventHandler.

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sendMouseSpringEvent()

void UInputEventHandler::sendMouseSpringEvent ( int  xDis, int  yDis, int  width, int  height  )

overridevirtual

Do nothing by default. Useful for child classes to define behavior.

Parameters

Displacement	of X coordinate
Displacement	of Y coordinate
Bounding	box width
Bounding	box height

Reimplemented from BaseEventHandler.

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sendTextEntryEvent()

void UInputEventHandler::sendTextEntryEvent ( QString  maintext )

overridevirtual

Reimplemented from BaseEventHandler.

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setKeyboardEvents()

void UInputEventHandler::setKeyboardEvents ( int  filehandle )

protected

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setRelMouseEvents()

void UInputEventHandler::setRelMouseEvents ( int  filehandle )

protected

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setSpringMouseEvents()

void UInputEventHandler::setSpringMouseEvents ( int  filehandle )

protected

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testAndAppend()

void UInputEventHandler::testAndAppend ( bool  tested, QList< unsigned int > &  tempList, unsigned int  key  )

private

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write_uinput_event()

void UInputEventHandler::write_uinput_event ( int  filehandle, int  type, int  code, int  value, bool  syn = true  )

protected

Write uinput event to selected file uinput file.

Parameters

filehandle	- C-style linux file handle obtained by open()
type	type of event described in input-event-codes.h (for example EV_ABS )
code	Additional code like ABS_X for type EV_ABS
value
syn	synchronize after event (emit additional event used for separation of events EV_SYN)

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Field Documentation

keyboardFileHandler

int UInputEventHandler::keyboardFileHandler

private

mouseFileHandler

int UInputEventHandler::mouseFileHandler

private

springMouseFileHandler

int UInputEventHandler::springMouseFileHandler

private

uinputDeviceLocation

QString UInputEventHandler::uinputDeviceLocation

private

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

• /home/runner/work/doxygen/antimicrox/src/eventhandlers/uinputeventhandler.h
• /home/runner/work/doxygen/antimicrox/src/eventhandlers/uinputeventhandler.cpp