added null pointer check and assert

[wxWidgets.git] / docs / latex / wx / dataviewcolumn.tex

diff --git a/docs/latex/wx/dataviewcolumn.tex b/docs/latex/wx/dataviewcolumn.tex
index 79abe675453e21bdbfa7918e1f945edb214c8568..a8c6b839fd4410050256168f2fe8895f5bb44cb3 100644 (file)
--- a/docs/latex/wx/dataviewcolumn.tex
+++ b/docs/latex/wx/dataviewcolumn.tex
@@ -11,7 +11,7 @@ this class to render its data.
 
 \wxheading{Constants}
 
-These flags define behavi
+These flags define behaviour of the column:
 
 {\small
 \begin{verbatim}
@@ -41,10 +41,9 @@ enum wxDataViewColumnFlags
 
 \membersection{wxDataViewColumn::wxDataViewColumn}\label{wxdataviewcolumnwxdataviewcolumn}
 
-\func{}{wxDataViewColumn}{\param{const wxString\& }{title}, \param{wxDataViewRenderer* }{renderer}, \param{unsigned int }{model\_column}, \param{int }{width = 80}, \param{int }{flags = wxDATAVIEW\_COL\_RESIZABLE}}
+\func{}{wxDataViewColumn}{\param{const wxString\& }{title}, \param{wxDataViewRenderer* }{renderer}, \param{unsigned int }{model\_column}, \param{int }{width = wxDVC\_DEFAULT\_WIDTH}, \param{wxAlignment }{align = wxALIGN\_CENTRE}, \param{int }{flags = wxDATAVIEW\_COL\_RESIZABLE}}
 
-
-\func{}{wxDataViewColumn}{\param{const wxBitmap\& }{bitmap}, \param{wxDataViewRenderer* }{renderer}, \param{unsigned int }{model\_column}, \param{int }{width = 80}, \param{int }{flags = wxDATAVIEW\_COL\_RESIZABLE}}
+\func{}{wxDataViewColumn}{\param{const wxBitmap\& }{bitmap}, \param{wxDataViewRenderer* }{renderer}, \param{unsigned int }{model\_column}, \param{int }{width = wxDVC\_DEFAULT\_WIDTH}, \param{wxAlignment }{align = wxALIGN\_CENTRE}, \param{int }{flags = wxDATAVIEW\_COL\_RESIZABLE}}
 
 Constructors.
 
@@ -122,19 +121,20 @@ Set the bitmap of the column header.
 
 Indicate the sort order if the implementation of the
 wxDataViewCtrl supports it, most commonly by showing
-a little arrow. Use this in conjunction with 
-\helpref{wxDataViewSortedListModel::SetAscending}{wxdataviewsortedlistmodelsetascending}
-to sort the actual data.
+a little arrow. 
 
 \membersection{wxDataViewColumn::SetSortable}\label{wxdataviewcolumnsetsortable}
 
 \func{void}{SetSortable}{\param{bool }{sortable}}
 
-Indicate that the column is sortable. This is only to provide a
-visual hint in the column (such as a sort order indicator). It
-will not actually sort the data. Use a 
-\helpref{wxDataViewSortedListModel}{wxdataviewsortedlistmodel}
-to so the sorting.
+Indicate that the column is sortable. This does
+not show any sorting indicate yet, but it does
+make the column header clickable. Call 
+\helpref{SetSortOrder}{wxdataviewcolumnsetsortorder}
+afterwards to actually make the sort indicator appear.
+If {\it sortable} is false, the column header is
+no longer clickable and the sort indicator (little
+arrow) will disappear.
 
 \membersection{wxDataViewColumn::SetTitle}\label{wxdataviewcolumnsettitle}