Changes for wxOGL since wxFatalError has been deprecated.

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

diff --git a/docs/latex/wx/config.tex b/docs/latex/wx/config.tex
index d1fb2ddf83874240863c42e390e0d183258b7bb6..f349c6f0fdd1c2800a87b3bfa36a33a8d8736367 100644 (file)
--- a/docs/latex/wx/config.tex
+++ b/docs/latex/wx/config.tex
@@ -86,10 +86,10 @@ instead of creating and deleting the local config objects each time you need
 one (especially because creating a wxFileConfig object might be a time
 consuming operation). In this case, you may create this global config object
 in the very start of the program and {\it Set()} it as the default. Then, from
-anywhere in your program, you may access it using the {\it Get()} function. Of
-course, you should delete it on the program termination (otherwise, not only a
-memory leak will result, but even more importantly the changes won't be
-written back!).
+anywhere in your program, you may access it using the {\it Get()} function.
+Note that wxWindows will delete this config object for you during the program
+shutdown (from \helpref{wxApp::OnExit}{wxapponexit} to be precise) but you can
+also do it yourself earlier if needed.
 
 As it happens, you may even further simplify the procedure described above:
 you may forget about calling {\it Set()}. When {\it Get()} is called and there
@@ -308,7 +308,7 @@ config file:
   # the following syntax is valud only under Windows
   UserData = %windir%\\data.dat
 \end{verbatim}
-
+% $ % help EMACS syntax highlighting...
 the call to \tt{config->Read("UserData")} will return something like
 \tt{"/home/zeitlin/data"} if you're lucky enough to run a Linux system ;-)
 
@@ -479,6 +479,9 @@ Gets the first group.
 consisting of the continue flag, the value string, and the index for
 the next call.}
 
+\perlnote{In wxPerl this method takes no arguments and returns a 3-element
+list {\tt ( continue, str, index )}.}
+
 \membersection{wxConfigBase::GetFirstEntry}\label{wxconfigbasegetfirstentry}
 
 \constfunc{bool}{GetFirstEntry}{\param{wxString\& }{str}, \param{long\&}{ index}}
@@ -489,6 +492,9 @@ Gets the first entry.
 consisting of the continue flag, the value string, and the index for
 the next call.}
 
+\perlnote{In wxPerl this method takes no arguments and returns a 3-element
+list {\tt ( continue, str, index )}.}
+
 \membersection{wxConfigBase::GetNextGroup}\label{wxconfigbasegetnextgroup}
 
 \constfunc{bool}{GetNextGroup}{\param{wxString\& }{str}, \param{long\&}{ index}}
@@ -499,6 +505,9 @@ Gets the next group.
 consisting of the continue flag, the value string, and the index for
 the next call.}
 
+\perlnote{In wxPerl this method only takes the {\tt index} parameter
+and returns a 3-element list {\tt ( continue, str, index )}.}
+
 \membersection{wxConfigBase::GetNextEntry}\label{wxconfigbasegetnextentry}
 
 \constfunc{bool}{GetNextEntry}{\param{wxString\& }{str}, \param{long\&}{ index}}
@@ -509,6 +518,9 @@ Gets the next entry.
 consisting of the continue flag, the value string, and the index for
 the next call.}
 
+\perlnote{In wxPerl this method only takes the {\tt index} parameter
+and returns a 3-element list {\tt ( continue, str, index )}.}
+
 \membersection{wxConfigBase::GetNumberOfEntries}\label{wxconfigbasegetnumberofentries}
 
 \constfunc{uint }{GetNumberOfEntries}{\param{bool }{bRecursive = FALSE}}
@@ -639,6 +651,15 @@ implements the following methods:\par
 \end{twocollist}}
 }
 
+\perlnote{In place of a single overloaded method, wxPerl uses:\par
+\indented{2cm}{\begin{twocollist}
+\twocolitem{{\bf Read(key, default="")}}{Returns a string}
+\twocolitem{{\bf ReadInt(key, default=0)}}{Returns an integer}
+\twocolitem{{\bf ReadFloat(key, default=0.0)}}{Returns a floating point number}
+\twocolitem{{\bf ReadBool(key, default=0)}}{Returns a boolean}
+\end{twocollist}
+}}
+
 \membersection{wxConfigBase::RenameEntry}\label{wxconfigbaserenameentry}
 
 \func{bool}{RenameEntry}{\param{const wxString\& }{ oldName}, \param{const wxString\& }{ newName}}
@@ -686,11 +707,12 @@ exist it is created.
 
 \func{void}{SetRecordDefaults}{\param{bool }{bDoIt = TRUE}}
 
-Sets whether defaults are written back to the config file.
+Sets whether defaults are recorded to the config file whenever an attempt to
+read read the value which is not present in it is done.
 
-If on (default is off) all default values are written back to the config file.
-This allows the user to see what config options may be changed and is probably
-useful only for wxFileConfig.
+If on (default is off) all default values for the settings used by the program
+are written back to the config file. This allows the user to see what config
+options may be changed and is probably useful only for wxFileConfig.
 
 \membersection{wxConfigBase::SetUmask}\label{wxfileconfigsetumask}
 
@@ -728,3 +750,11 @@ implements the following methods:\par
 \end{twocollist}}
 }
 
+\perlnote{In place of a single overloaded method, wxPerl uses:\par
+\indented{2cm}{\begin{twocollist}
+\twocolitem{{\bf Write(key, value)}}{Writes a string}
+\twocolitem{{\bf WriteInt(key, value)}}{Writes an integer}
+\twocolitem{{\bf WriteFloat(key, value)}}{Writes a floating point number}
+\twocolitem{{\bf WriteBool(key, value)}}{Writes a boolean}
+\end{twocollist}
+}}