X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/142b3bc26a6e93f5857bc053c7748b2c845c4a8e..762e199741e236841278dfa6c08a7a0ca376252e:/docs/latex/wx/config.tex diff --git a/docs/latex/wx/config.tex b/docs/latex/wx/config.tex index 920d830406..b00e4624c6 100644 --- a/docs/latex/wx/config.tex +++ b/docs/latex/wx/config.tex @@ -187,7 +187,7 @@ config file. All functions here return FALSE when there are no more items. You must pass the same index to GetNext and GetFirst (don't modify it). Please note that it is {\bf not} the index of the current item (you will have -some great surprizes with wxRegConfig if you assume this) and you shouldn't +some great surprises with wxRegConfig if you assume this) and you shouldn't even look at it: it is just a "cookie" which stores the state of the enumeration. It can't be stored inside the class because it would prevent you from running several enumerations simultaneously, that's why you must pass it @@ -257,7 +257,7 @@ Currently, only two types of data are supported: string and long (but it might change in the near future). To work with other types: for {\it int} or {\it bool} you can work with function taking/returning {\it long} and just use the casts. Better yet, just use {\it long} for all variables which you're going to -save in the config file: chances are that \tt{sizeof(bool) == sizeof(int) == sizeof(long)} anyhow on your system. For {\it float}, {\it double} and, in +save in the config file: chances are that {\tt sizeof(bool) == sizeof(int) == sizeof(long)} anyhow on your system. For {\it float}, {\it double} and, in general, any other type you'd have to translate them to/from string representation and use string functions. @@ -309,8 +309,8 @@ config file: 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 ;-) +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 ;-) Although this feature is very useful, it may be annoying if you read a value which containts '\$' or '\%' symbols (\% is used for environment variables @@ -368,8 +368,19 @@ a local or global config file is created or used. If the flag is present but the parameter is empty, the parameter will be set to a default. If the parameter is present but the style flag not, the relevant flag will be added to the style. For wxFileConfig you can also add wxCONFIG\_USE\_RELATIVE\_PATH -by logicaly or'ing it to either of the \_FILE options to tell wxFileConfig to -use relative instead of absolute paths. } +by logically or'ing it to either of the \_FILE options to tell wxFileConfig to +use relative instead of absolute paths. For wxFileConfig, you can also +add wxCONFIG\_USE\_NO\_ESCAPE\_CHARACTERS which will turn off character +escaping for the values of entries stored in the config file: for example +a {\it foo} key with some backslash characters will be stored as {\tt foo=C:$\backslash$mydir} instead +of the usual storage of {\tt foo=C:$\backslash\backslash$mydir}. + +The wxCONFIG\_USE\_NO\_ESCAPE\_CHARACTERS style can be helpful if your config +file must be read or written to by a non-wxWindows program (which might not +understand the escape characters). Note, however, that if +wxCONFIG\_USE\_NO\_ESCAPE\_CHARACTERS style is used, it is is now +your application's responsibility to ensure that there is no newline or +other illegal characters in a value, before writing that value to the file.} \wxheading{Remarks}