X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/77c5eefb1f06a8956231d2cbe1526e4de526cac5..65baafba0e8cd74f2264b7e2f7625ff5bea84864:/docs/latex/wx/node.tex?ds=sidebyside diff --git a/docs/latex/wx/node.tex b/docs/latex/wx/node.tex index a65eb41c69..53c3fe71da 100644 --- a/docs/latex/wx/node.tex +++ b/docs/latex/wx/node.tex @@ -1,10 +1,27 @@ \section{\class{wxNode}}\label{wxnode} -A node structure used in linked lists (see \helpref{wxList}{wxlist}). +wxNodeBase is the node structure used in linked lists (see +\helpref{wxList}{wxlist}) and derived classes. You should never use wxNodeBase +class directly, however, because it works with untyped ({\tt void *}) data and +this is unsafe. Use wxNodeBase-derived classes which are automatically defined +by WX\_DECLARE\_LIST and WX\_DEFINE\_LIST macros instead as described in +\helpref{wxList}{wxlist} documentation (see example there). Also note that +although there is a class called wxNode, it is defined for backwards +compatibility only and usage of this class is strongly deprecated. + +In the documentation below, the type {\tt T} should be thought of as a +``template'' parameter: this is the type of data stored in the linked list or, +in other words, the first argument of WX\_DECLARE\_LIST macro. Also, wxNode is +written as wxNode even though it isn't really a template class -- but it +helps to think of it as if it were. \wxheading{Derived from} -\helpref{wxObject}{wxobject} +None. + +\wxheading{Include files} + + \wxheading{See also} @@ -12,36 +29,35 @@ A node structure used in linked lists (see \helpref{wxList}{wxlist}). \latexignore{\rtfignore{\wxheading{Members}}} -\membersection{wxNode::Data} +\membersection{wxNode::GetData}\label{wxnodegetdata} -\func{wxObject *}{Data}{\void} +\constfunc{T *}{GetData}{\void} -Retrieves the client data pointer associated with the node. This will -have to be cast to the correct type. +Retrieves the client data pointer associated with the node. -\membersection{wxNode::Next} +\membersection{wxNode::GetNext}\label{wxnodegetnext} -\func{wxNode *}{Next}{\void} +\constfunc{wxNode *}{GetNext}{\void} -Retrieves the next node (NULL if at end of list). +Retrieves the next node or NULL if this node is the last one. -\membersection{wxNode::Previous} +\membersection{wxNode::GetPrevious}\label{wxnodegetprevious} -\func{wxNode *}{Previous}{\void} +\func{wxNode *}{GetPrevious}{\void} -Retrieves the previous node (NULL if at start of list). +Retrieves the previous node or NULL if this node is the first one in the list. -\membersection{wxNode::SetData} +\membersection{wxNode::SetData}\label{wxnodesetdata} -\func{void}{SetData}{\param{wxObject *}{data}} +\func{void}{SetData}{\param{T *}{data}} Sets the data associated with the node (usually the pointer will have been set when the node was created). -\membersection{wxNode::IndexOf} +\membersection{wxNode::IndexOf}\label{wxnodeindexof} \func{int}{IndexOf}{\void} Returns the zero-based index of this node within the list. The return value -will be NOT\_FOUND if the node has not been added to a list yet. +will be {\tt wxNOT\_FOUND} if the node has not been added to a list yet.