\hypertarget{group___touch_event}{\section{Touch Event}
\label{group___touch_event}\index{Touch Event@{Touch Event}}
}


How to attach(or detach) callback function called when touch event occurs.  


\subsection*{Classes}
\begin{DoxyCompactItemize}
\item 
class \hyperlink{class_nex_touch}{Nex\+Touch}
\end{DoxyCompactItemize}
\subsection*{Macros}
\begin{DoxyCompactItemize}
\item 
\#define \hyperlink{group___touch_event_ga748c37a9bbe04ddc680fe1686154fefb}{N\+E\+X\+\_\+\+E\+V\+E\+N\+T\+\_\+\+P\+U\+S\+H}~(0x01)
\item 
\#define \hyperlink{group___touch_event_ga5db3d99f88ac878875ca47713b7a54b6}{N\+E\+X\+\_\+\+E\+V\+E\+N\+T\+\_\+\+P\+O\+P}~(0x00)
\end{DoxyCompactItemize}
\subsection*{Typedefs}
\begin{DoxyCompactItemize}
\item 
typedef void($\ast$ \hyperlink{group___touch_event_ga162dea47b078e8878d10d6981a9dd0c6}{Nex\+Touch\+Event\+Cb} )(void $\ast$ptr)
\end{DoxyCompactItemize}


\subsection{Detailed Description}
How to attach(or detach) callback function called when touch event occurs. 



\subsection{Macro Definition Documentation}
\hypertarget{group___touch_event_ga5db3d99f88ac878875ca47713b7a54b6}{\index{Touch Event@{Touch Event}!N\+E\+X\+\_\+\+E\+V\+E\+N\+T\+\_\+\+P\+O\+P@{N\+E\+X\+\_\+\+E\+V\+E\+N\+T\+\_\+\+P\+O\+P}}
\index{N\+E\+X\+\_\+\+E\+V\+E\+N\+T\+\_\+\+P\+O\+P@{N\+E\+X\+\_\+\+E\+V\+E\+N\+T\+\_\+\+P\+O\+P}!Touch Event@{Touch Event}}
\subsubsection[{N\+E\+X\+\_\+\+E\+V\+E\+N\+T\+\_\+\+P\+O\+P}]{\setlength{\rightskip}{0pt plus 5cm}\#define N\+E\+X\+\_\+\+E\+V\+E\+N\+T\+\_\+\+P\+O\+P~(0x00)}}\label{group___touch_event_ga5db3d99f88ac878875ca47713b7a54b6}
Pop touch event occuring when your finger or pen leaving from Nextion touch pannel. \hypertarget{group___touch_event_ga748c37a9bbe04ddc680fe1686154fefb}{\index{Touch Event@{Touch Event}!N\+E\+X\+\_\+\+E\+V\+E\+N\+T\+\_\+\+P\+U\+S\+H@{N\+E\+X\+\_\+\+E\+V\+E\+N\+T\+\_\+\+P\+U\+S\+H}}
\index{N\+E\+X\+\_\+\+E\+V\+E\+N\+T\+\_\+\+P\+U\+S\+H@{N\+E\+X\+\_\+\+E\+V\+E\+N\+T\+\_\+\+P\+U\+S\+H}!Touch Event@{Touch Event}}
\subsubsection[{N\+E\+X\+\_\+\+E\+V\+E\+N\+T\+\_\+\+P\+U\+S\+H}]{\setlength{\rightskip}{0pt plus 5cm}\#define N\+E\+X\+\_\+\+E\+V\+E\+N\+T\+\_\+\+P\+U\+S\+H~(0x01)}}\label{group___touch_event_ga748c37a9bbe04ddc680fe1686154fefb}
Push touch event occuring when your finger or pen coming to Nextion touch pannel. 

\subsection{Typedef Documentation}
\hypertarget{group___touch_event_ga162dea47b078e8878d10d6981a9dd0c6}{\index{Touch Event@{Touch Event}!Nex\+Touch\+Event\+Cb@{Nex\+Touch\+Event\+Cb}}
\index{Nex\+Touch\+Event\+Cb@{Nex\+Touch\+Event\+Cb}!Touch Event@{Touch Event}}
\subsubsection[{Nex\+Touch\+Event\+Cb}]{\setlength{\rightskip}{0pt plus 5cm}typedef void($\ast$ Nex\+Touch\+Event\+Cb)(void $\ast$ptr)}}\label{group___touch_event_ga162dea47b078e8878d10d6981a9dd0c6}
Type of callback funciton when an touch event occurs.


\begin{DoxyParams}{Parameters}
{\em ptr} & -\/ user pointer for any purpose. Commonly, it is a pointer to a object. \\
\hline
\end{DoxyParams}
\begin{DoxyReturn}{Returns}
none. 
\end{DoxyReturn}