NextionPicture Class Reference

Represents a full size picture widget. More...

#include <NextionPicture.h>

Inheritance diagram for NextionPicture:

Collaboration diagram for NextionPicture:

Public Member Functions
	NextionPicture (Nextion &nex, uint8_t page, uint8_t component, const char *name)
	Create a new widget adapter. More...
uint16_t	getPictureID ()
	Gets the ID of the currently displayed picture. More...
bool	setPictureID (uint16_t id)
	Sets the picture to be displayed. More...
Public Member Functions inherited from INextionTouchable
	INextionTouchable (Nextion &nex, uint8_t page, uint8_t component, const char *name)
	Create a new widget adapter. More...
bool	processEvent (uint8_t pageID, uint8_t componentID, uint8_t eventType)
	Processes a touch event. More...
bool	attachCallback (NextionCallbackFunctionHandler::NextionFunction cb)
	Attaches a callback function to this widget. More...
bool	attachCallback (INextionCallback *obj)
	Attaches a callback handler to this widget. More...
void	detachCallback ()
	Removes the callback handler from this widget. More...
Public Member Functions inherited from INextionWidget
	INextionWidget (Nextion &nex, uint8_t page, uint8_t component, const char *name)
	Create a new widget adapter. More...
uint8_t	getPageID ()
	Gets the ID of the page this widget resides on. More...
uint8_t	getComponentID ()
	Gets the component ID of this widget. More...
bool	setNumberProperty (char *propertyName, uint32_t value)
	Sets the value of a numerical property of this widget. More...
uint32_t	getNumberProperty (char *propertyName)
	Gets the value of a numerical property of this widget. More...
bool	setStringProperty (char *propertyName, char *value)
	Sets the value of a string property of this widget. More...
size_t	getStringProperty (char *propertyName, char *value, size_t len)
	Gets the value of a string property of this widget. More...

Additional Inherited Members
Protected Member Functions inherited from INextionWidget
bool	sendCommand (char *commandStr, bool checkComplete=true)
Protected Attributes inherited from INextionWidget
Nextion &	m_nextion
	Reference to the Nextion driver.
uint8_t	m_pageID
	ID of page this widget is on.
uint8_t	m_componentID
	Component ID of this widget.
const char *	m_name
	Name of this widget.

Detailed Description

Represents a full size picture widget.

Constructor & Destructor Documentation

NextionPicture::NextionPicture	(	Nextion &	nex,
		uint8_t	page,
		uint8_t	component,
		const char *	name
	)

Create a new widget adapter.

Parameters

nex	Reference to the Nextion driver
page	ID of page this widget is on
component	Component ID of this widget
name	Name of this widget

Member Function Documentation

uint16_t NextionPicture::getPictureID

(

)

Gets the ID of the currently displayed picture.

Returns

PIcture ID (may also return 0 in case of error)

bool NextionPicture::setPictureID

(

uint16_t

id

)

Sets the picture to be displayed.

Parameters

id	Picture ID

Returns

True if successful

---

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

• NextionPicture.h
• NextionPicture.cpp