git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@49190
c3d73ce0-8a6f-49c7-b76d-
6d57e0e08775
If the ID is {\it NULL} the wxDataViewItem is invalid and
\helpref{IsOk}{wxdataviewitemisok} will return {\it false}
which used in many places in the API of wxDataViewCtrl
If the ID is {\it NULL} the wxDataViewItem is invalid and
\helpref{IsOk}{wxdataviewitemisok} will return {\it false}
which used in many places in the API of wxDataViewCtrl
-to indicate that e.g. no item was found etc.
+to indicate that e.g. no item was found. An ID of NULL
+is also used to indicate the invisible root. Examples
+for this are
+\helpref{wxDataViewModel::GetParent}{wxdataviewmodelgetparent} and
+\helpref{wxDataViewModel::GetChildren}{wxdataviewmodelgetchildren}.
+
-\wxheading{Data structures}
-\latexignore{\rtfignore{\wxheading{Members}}}
+\helpref{wxAdv}{librarieslist}
\membersection{wxDataViewItem::wxDataViewItem}\label{wxdataviewitemwxdataviewitem}
\membersection{wxDataViewItem::wxDataViewItem}\label{wxdataviewitemwxdataviewitem}
+\wxheading{Derived from}
+
+No base class
+
\wxheading{Library}
\helpref{wxBase}{librarieslist}
\wxheading{Library}
\helpref{wxBase}{librarieslist}