X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/afb7489128719ac8999b037d49a0c28636d59558..a3a7f8791c22fb931709cce7a915283135315dca:/docs/latex/wx/function.tex?ds=sidebyside

diff --git a/docs/latex/wx/function.tex b/docs/latex/wx/function.tex
index 7b251945a5..0aca78aa50 100644
--- a/docs/latex/wx/function.tex
+++ b/docs/latex/wx/function.tex
@@ -48,11 +48,12 @@ temporary storage that should not be deallocated.
 
 This function does directory searching; returns the first file
 that matches the path {\it spec}, or the empty string. Use \helpref{wxFindNextFile}{wxfindnextfile} to
-get the next matching file.
+get the next matching file. Neither will report the current directory "." or the
+parent directory "..".
 
 {\it spec} may contain wildcards.
 
-{\it flags} is reserved for future use.
+{\it flags} may be wxDIR for restricting the query to directories, wxFILE for files or zero for either.
 
 For example:
 
@@ -67,16 +68,29 @@ For example:
 
 \membersection{::wxFindNextFile}\label{wxfindnextfile}
 
-\func{wxString}{wxFindFirstFile}{\void}
+\func{wxString}{wxFindNextFile}{\void}
 
 Returns the next file that matches the path passed to \helpref{wxFindFirstFile}{wxfindfirstfile}.
 
+See \helpref{wxFindFirstFile}{wxfindfirstfile} for an example.
+
 \membersection{::wxGetOSDirectory}\label{wxgetosdirectory}
 
 \func{wxString}{wxGetOSDirectory}{\void}
 
 Returns the Windows directory under Windows; on other platforms returns the empty string.
 
+\membersection{::wxInitAllImageHandlers}\label{wxinitallimagehandlers}
+
+\func{void}{wxInitAllImageHandlers}{\void}
+
+Adds some common image format handlers, which, depending on wxWindows
+configuration, can be handlers for BMP (loading) (always installed), GIF
+(loading and saving), PCX (loading and saving), PNM (loading and saving as raw
+rgb), PNG (loading and saving), JPEG (loading and saving), file formats.
+
+See also: \helpref{wxImage}{wximage} \helpref{wxImageHandler}{wximagehandler}
+
 \membersection{::wxIsAbsolutePath}
 
 \func{bool}{wxIsAbsolutePath}{\param{const wxString\& }{filename}}
@@ -117,53 +131,6 @@ Copies {\it file1} to {\it file2}, returning TRUE if successful.
 
 Returns a string containing the current (or working) directory.
 
-\membersection{::wxGetHostName}\label{wxgethostname}
-
-\func{bool}{wxGetHostName}{\param{const wxString\& }{buf}, \param{int }{sz}}
-
-Copies the current host machine's name into the supplied buffer.
-
-Under Windows or NT, this function first looks in the environment
-variable SYSTEM\_NAME; if this is not found, the entry {\bf HostName}\rtfsp
-in the {\bf wxWindows} section of the WIN.INI file is tried.
-
-Returns TRUE if successful, FALSE otherwise.
-
-\membersection{::wxGetEmailAddress}\label{wxgetemailaddress}
-
-\func{bool}{wxGetEmailAddress}{\param{const wxString\& }{buf}, \param{int }{sz}}
-
-Copies the user's email address into the supplied buffer, by
-concatenating the values returned by \helpref{wxGetHostName}{wxgethostname}\rtfsp
-and \helpref{wxGetUserId}{wxgetuserid}.
-
-Returns TRUE if successful, FALSE otherwise.
-
-\membersection{::wxGetUserId}\label{wxgetuserid}
-
-\func{bool}{wxGetUserId}{\param{const wxString\& }{buf}, \param{int }{sz}}
-
-Copies the current user id into the supplied buffer.
-
-Under Windows or NT, this function first looks in the environment
-variables USER and LOGNAME; if neither of these is found, the entry {\bf UserId}\rtfsp
-in the {\bf wxWindows} section of the WIN.INI file is tried.
-
-Returns TRUE if successful, FALSE otherwise.
-
-\membersection{::wxGetUserName}\label{wxgetusername}
-
-\func{bool}{wxGetUserName}{\param{const wxString\& }{buf}, \param{int }{sz}}
-
-Copies the current user name into the supplied buffer.
-
-Under Windows or NT, this function looks for the entry {\bf UserName}\rtfsp
-in the {\bf wxWindows} section of the WIN.INI file. If PenWindows
-is running, the entry {\bf Current} in the section {\bf User} of
-the PENWIN.INI file is used.
-
-Returns TRUE if successful, FALSE otherwise.
-
 \membersection{::wxGetWorkingDirectory}
 
 \func{wxString}{wxGetWorkingDirectory}{\param{char*}{buf=NULL}, \param{int }{sz=1000}}
@@ -206,10 +173,13 @@ with wildcard characters. See \helpref{wxIsWild}{wxiswild}.
 
 \membersection{::wxMkdir}
 
-\func{bool}{wxMkdir}{\param{const wxString\& }{dir}}
+\func{bool}{wxMkdir}{\param{const wxString\& }{dir}, \param{int }{perm = 0777}}
 
 Makes the directory {\it dir}, returning TRUE if successful.
 
+{\it perm} is the access mask for the directory for the systems on which it is
+supported (Unix) and doesn't have effect for the other ones.
+
 \membersection{::wxRemoveFile}
 
 \func{bool}{wxRemoveFile}{\param{const wxString\& }{file}}
@@ -276,6 +246,104 @@ use streams (within the document/view framework, for example).
 
 Use of this function requires the file wx\_doc.h to be included.
 
+\section{Network functions}\label{networkfunctions}
+
+\membersection{::wxGetFullHostName}\label{wxgetfullhostname}
+
+\func{wxString}{wxGetFullHostName}{\void}
+
+Returns the FQDN (fully qualified domain host name) or an empty string on
+error.
+
+See also: \helpref{wxGetHostName}{wxgethostname}
+
+\wxheading{Include files}
+
+<wx/utils.h>
+
+\membersection{::wxGetEmailAddress}\label{wxgetemailaddress}
+
+\func{bool}{wxGetEmailAddress}{\param{const wxString\& }{buf}, \param{int }{sz}}
+
+Copies the user's email address into the supplied buffer, by
+concatenating the values returned by \helpref{wxGetFullHostName}{wxgetfullhostname}\rtfsp
+and \helpref{wxGetUserId}{wxgetuserid}.
+
+Returns TRUE if successful, FALSE otherwise.
+
+\wxheading{Include files}
+
+<wx/utils.h>
+
+\membersection{::wxGetHostName}\label{wxgethostname}
+
+\func{wxString}{wxGetHostName}{\void}
+\func{bool}{wxGetHostName}{\param{char * }{buf}, \param{int }{sz}}
+
+Copies the current host machine's name into the supplied buffer. Please note
+that the returned name is {\it not} fully qualified, i.e. it does not include
+the domain name.
+
+Under Windows or NT, this function first looks in the environment
+variable SYSTEM\_NAME; if this is not found, the entry {\bf HostName}\rtfsp
+in the {\bf wxWindows} section of the WIN.INI file is tried.
+
+The first variant of this function returns the hostname if successful or an
+empty string otherwise. The second (deprecated) function returns TRUE
+if successful, FALSE otherwise.
+
+See also: \helpref{wxGetFullHostName}{wxgetfullhostname}
+
+\wxheading{Include files}
+
+<wx/utils.h>
+
+\section{User identification}\label{useridfunctions}
+
+\membersection{::wxGetUserId}\label{wxgetuserid}
+
+\func{wxString}{wxGetUserId}{\void}
+\func{bool}{wxGetUserId}{\param{char * }{buf}, \param{int }{sz}}
+
+This function returns the "user id" also known as "login name" under Unix i.e.
+something like "jsmith". It uniquely identifies the current user (on this system).
+
+Under Windows or NT, this function first looks in the environment
+variables USER and LOGNAME; if neither of these is found, the entry {\bf UserId}\rtfsp
+in the {\bf wxWindows} section of the WIN.INI file is tried.
+
+The first variant of this function returns the login name if successful or an
+empty string otherwise. The second (deprecated) function returns TRUE
+if successful, FALSE otherwise.
+
+See also: \helpref{wxGetUserName}{wxgetusername}
+
+\wxheading{Include files}
+
+<wx/utils.h>
+
+\membersection{::wxGetUserName}\label{wxgetusername}
+
+\func{wxString}{wxGetUserName}{\void}
+\func{bool}{wxGetUserName}{\param{char * }{buf}, \param{int }{sz}}
+
+This function returns the full user name (something like "Mr. John Smith").
+
+Under Windows or NT, this function looks for the entry {\bf UserName}\rtfsp
+in the {\bf wxWindows} section of the WIN.INI file. If PenWindows
+is running, the entry {\bf Current} in the section {\bf User} of
+the PENWIN.INI file is used.
+
+The first variant of this function returns the user name if successful or an
+empty string otherwise. The second (deprecated) function returns TRUE
+if successful, FALSE otherwise.
+
+See also: \helpref{wxGetUserId}{wxgetuserid}
+
+\wxheading{Include files}
+
+<wx/utils.h>
+
 \section{String functions}
 
 \membersection{::copystring}
@@ -349,42 +417,60 @@ parameters are optional. However, it is recommended to pass a parent frame
 parameter, or (in MS Windows or Motif) the wrong window frame may be brought to
 the front when the dialog box is popped up.
 
+\membersection{::wxCreateFileTipProvider}\label{wxcreatefiletipprovider}
+
+\func{wxTipProvider *}{wxCreateFileTipProvider}{
+    \param{const wxString\& }{filename},
+    \param{size\_t }{currentTip}}
+
+This function creates a \helpref{wxTipProvider}{wxtipprovider} which may be
+used with \helpref{wxShowTip}{wxshowtip}.
+
+\docparam{filename}{The name of the file containing the tips, one per line}
+\docparam{currentTip}{The index of the first tip to show - normally this index
+    is remembered between the 2 program runs.}
+
+\wxheading{See also:}
+
+\helpref{Tips overview}{tipsoverview}
+
+\wxheading{Include files}
+
+<wx/tipdlg.h>
+
 \membersection{::wxFileSelector}\label{wxfileselector}
 
-\func{wxString}{wxFileSelector}{\param{const wxString\& }{message}, \param{const wxString\& }{default\_path = NULL},\\
-  \param{const wxString\& }{default\_filename = NULL}, \param{const wxString\& }{default\_extension = NULL},\\
-  \param{const wxString\& }{wildcard = ``*.*''}, \param{int }{flags = 0}, \param{wxWindow *}{parent = NULL},\\
+\func{wxString}{wxFileSelector}{\param{const wxString\& }{message}, \param{const wxString\& }{default\_path = ""},\\
+  \param{const wxString\& }{default\_filename = ""}, \param{const wxString\& }{default\_extension = ""},\\
+  \param{const wxString\& }{wildcard = ``*.*''}, \param{int }{flags = 0}, \param{wxWindow *}{parent = ""},\\
   \param{int}{ x = -1}, \param{int}{ y = -1}}
 
 Pops up a file selector box. In Windows, this is the common file selector
 dialog. In X, this is a file selector box with somewhat less functionality.
 The path and filename are distinct elements of a full file pathname.
-If path is NULL, the current directory will be used. If filename is NULL,
+If path is empty, the current directory will be used. If filename is empty,
 no default filename will be supplied. The wildcard determines what files
 are displayed in the file selector, and file extension supplies a type
 extension for the required filename. Flags may be a combination of wxOPEN,
-wxSAVE, wxOVERWRITE\_PROMPT, wxHIDE\_READONLY, or 0. They are only significant
-at present in Windows.
+wxSAVE, wxOVERWRITE\_PROMPT, wxHIDE\_READONLY, or 0.
 
-Both the X and Windows versions implement a wildcard filter. Typing a
+Both the Unix and Windows versions implement a wildcard filter. Typing a
 filename containing wildcards (*, ?) in the filename text item, and
 clicking on Ok, will result in only those files matching the pattern being
-displayed. In the X version, supplying no default name will result in the
-wildcard filter being inserted in the filename text item; the filter is
-ignored if a default name is supplied.
+displayed.
 
-Under Windows (only), the wildcard may be a specification for multiple
-types of file with a description for each, such as:
+The wildcard may be a specification for multiple types of file 
+with a description for each, such as:
 
 \begin{verbatim}
- "BMP files (*.bmp) | *.bmp | GIF files (*.gif) | *.gif"
+ "BMP files (*.bmp)|*.bmp|GIF files (*.gif)|*.gif"
 \end{verbatim}
 
-The application must check for a NULL return value (the user pressed
+The application must check for an empty return value (the user pressed
 Cancel). For example:
 
 \begin{verbatim}
-const wxString\& s = wxFileSelector("Choose a file to open");
+const wxString& s = wxFileSelector("Choose a file to open");
 if (s)
 {
   ...
@@ -395,6 +481,33 @@ if (s)
 
 <wx/filedlg.h>
 
+\membersection{::wxGetNumberFromUser}\label{wxgetnumberfromuser}
+
+\func{long}{wxGetNumberFromUser}{
+    \param{const wxString\& }{message},
+    \param{const wxString\& }{prompt},
+    \param{const wxString\& }{caption},
+    \param{long }{value},
+    \param{long }{min = 0},
+    \param{long }{max = 100},
+    \param{wxWindow *}{parent = NULL},
+    \param{const wxPoint\& }{pos = wxDefaultPosition}}
+
+Shows a dialog asking the user for numeric input. The dialogs title is set to 
+{\it caption}, it contains a (possibly) multiline {\it message} above the
+single line {\it prompt} and the zone for entering the number.
+
+The number entered must be in the range {\it min}..{\it max} (both of which
+should be positive) and {\it value} is the initial value of it. If the user
+enters an invalid value or cancels the dialog, the function will return -1.
+
+Dialog is centered on its {\it parent} unless an explicit position is given in 
+{\it pos}.
+
+\wxheading{Include files}
+
+<wx/textdlg.h>
+
 \membersection{::wxGetTextFromUser}\label{wxgettextfromuser}
 
 \func{wxString}{wxGetTextFromUser}{\param{const wxString\& }{message}, \param{const wxString\& }{caption = ``Input text"},\\
@@ -529,6 +642,33 @@ The symbols are not shown when the generic function is used.
 
 <wx/msgdlg.h>
 
+\membersection{::wxShowTip}\label{wxshowtip}
+
+\func{bool}{wxShowTip}{
+    \param{wxWindow *}{parent},
+    \param{wxTipProvider *}{tipProvider},
+    \param{bool }{showAtStartup = TRUE}}
+
+This function shows a "startup tip" to the user.
+
+\docparam{parent}{The parent window for the modal dialog}
+
+\docparam{tipProvider}{An object which is used to get the text of the tips.
+    It may be created with 
+    \helpref{wxCreateFileTipProvider}{wxcreatefiletipprovider} function.}
+
+\docparam{showAtStartup}{Should be TRUE if startup tips are shown, FALSE
+    otherwise. This is used as the initial value for "Show tips at startup"
+    checkbox which is shown in the tips dialog.}
+
+\wxheading{See also:}
+
+\helpref{Tips overview}{tipsoverview}
+
+\wxheading{Include files}
+
+<wx/tipdlg.h>
+
 \section{GDI functions}\label{gdifunctions}
 
 The following are relevant to the GDI (Graphics Device Interface).
@@ -581,11 +721,13 @@ This function is only available under Windows.
 
 \func{void}{wxSetCursor}{\param{wxCursor *}{cursor}}
 
-Globally sets the cursor; only has an effect in MS Windows.
+Globally sets the cursor; only has an effect in Windows and GTK.
 See also \helpref{wxCursor}{wxcursor}, \helpref{wxWindow::SetCursor}{wxwindowsetcursor}.
 
 \section{Printer settings}\label{printersettings}
 
+These routines are obsolete and should no longer be used!
+
 The following functions are used to control PostScript printing. Under
 Windows, PostScript output can only be sent to a file.
 
@@ -999,10 +1141,13 @@ arguments, terminated by NULL.
 If {\it sync} is FALSE (the default), flow of control immediately returns.
 If TRUE, the current application waits until the other program has terminated.
 
-In the case of synchronous execution, the return value is trhe exit code of
+In the case of synchronous execution, the return value is the exit code of
 the process (which terminates by the moment the function returns) and will be
 $-1$ if the process couldn't be started and typically 0 if the process
-terminated successfully.
+terminated successfully. Also, while waiting for the process to
+terminate, wxExecute will call \helpref{wxYield}{wxyield}. The caller
+should ensure that this can cause no recursion, in the simples case by 
+calling \helpref{wxEnableTopLevelWindows(FALSE)}{wxenabletoplevelwindows}.
 
 For asynchronous execution, however, the return value is the process id and
 zero value indicates that the command could not be executed.
@@ -1319,6 +1464,33 @@ Now obsolete: use \helpref{wxWindow::Close}{wxwindowclose} instead.
 
 <wx/utils.h>
 
+\membersection{::wxSafeYield}\label{wxsafeyield}
+
+\func{bool}{wxSafeYield}{\param{wxWindow*}{ win = NULL}}
+
+This function is similar to wxYield, except that it disables the user input to
+all program windows before calling wxYield and re-enables it again
+afterwards. If {\it win} is not NULL, this window will remain enabled, 
+allowing the implementation of some limited user interaction.
+
+Returns the result of the call to \helpref{::wxYield}{wxyield}.
+
+\wxheading{Include files}
+
+<wx/utils.h>
+
+\membersection{::wxEnableTopLevelWindows}\label{wxenabletoplevelwindows}
+
+\func{void}{wxEnableTopLevelWindow}{\param{bool}{ enable = TRUE}}
+
+This function enables or disables all top level windows. It is used by
+\helpref{::wxSafeYield}{wxsafeyield}.
+
+\wxheading{Include files}
+
+<wx/utils.h>
+
+
 \membersection{::wxSetDisplayName}\label{wxsetdisplayname}
 
 \func{void}{wxSetDisplayName}{\param{const wxString\& }{displayName}}
@@ -1489,7 +1661,8 @@ multitasking is cooperative) other processes will not respond.
 Caution should be exercised, however, since yielding may allow the
 user to perform actions which are not compatible with the current task.
 Disabling menu items or whole menus during processing can avoid unwanted
-reentrance of code.
+reentrance of code: see \helpref{::wxSafeYield}{wxsafeyield} for a better
+function.
 
 \wxheading{Include files}
 
@@ -1499,28 +1672,60 @@ reentrance of code.
 
 These macros are defined in wxWindows.
 
-\membersection{CLASSINFO}\label{classinfo}
+\membersection{wxINTXX\_SWAP\_ALWAYS}\label{intswapalways}
 
-\func{wxClassInfo *}{CLASSINFO}{className}
+\func{wxInt32}{wxINT32\_SWAP\_ALWAYS}{\param{wxInt32 }{value}}
 
-Returns a pointer to the wxClassInfo object associated with this class.
+\func{wxUint32}{wxUINT32\_SWAP\_ALWAYS}{\param{wxUint32 }{value}}
 
-\wxheading{Include files}
+\func{wxInt16}{wxINT16\_SWAP\_ALWAYS}{\param{wxInt16 }{value}}
 
-<wx/object.h>
+\func{wxUint16}{wxUINT16\_SWAP\_ALWAYS}{\param{wxUint16 }{value}}
 
-\membersection{WXDEBUG\_NEW}\label{debugnew}
+This macro will swap the bytes of the {\it value} variable from little
+endian to big endian or vice versa.
 
-\func{}{WXDEBUG\_NEW}{arg}
+\membersection{wxINTXX\_SWAP\_ON\_BE}\label{intswaponbe}
 
-This is defined in debug mode to be call the redefined new operator
-with filename and line number arguments. The definition is:
+\func{wxInt32}{wxINT32\_SWAP\_ON\_BE}{\param{wxInt32 }{value}}
 
-\begin{verbatim}
-#define WXDEBUG_NEW new(__FILE__,__LINE__)
-\end{verbatim}
+\func{wxUint32}{wxUINT32\_SWAP\_ON\_BE}{\param{wxUint32 }{value}}
 
-In non-debug mode, this is defined as the normal new operator.
+\func{wxInt16}{wxINT16\_SWAP\_ON\_BE}{\param{wxInt16 }{value}}
+
+\func{wxUint16}{wxUINT16\_SWAP\_ON\_BE}{\param{wxUint16 }{value}}
+
+This macro will swap the bytes of the {\it value} variable from little
+endian to big endian or vice versa if the program is compiled on a
+big-endian architecture (such as Sun work stations). If the program has 
+been compiled on a little-endian architecture, the value will be unchanged.
+
+Use these macros to read data from and write data to a file that stores 
+data in little endian (Intel i386) format.
+
+\membersection{wxINTXX\_SWAP\_ON\_LE}\label{intswaponle}
+
+\func{wxInt32}{wxINT32\_SWAP\_ON\_LE}{\param{wxInt32 }{value}}
+
+\func{wxUint32}{wxUINT32\_SWAP\_ON\_LE}{\param{wxUint32 }{value}}
+
+\func{wxInt16}{wxINT16\_SWAP\_ON\_LE}{\param{wxInt16 }{value}}
+
+\func{wxUint16}{wxUINT16\_SWAP\_ON\_LE}{\param{wxUint16 }{value}}
+
+This macro will swap the bytes of the {\it value} variable from little
+endian to big endian or vice versa if the program is compiled on a
+little-endian architecture (such as Intel PCs). If the program has 
+been compiled on a big-endian architecture, the value will be unchanged.
+
+Use these macros to read data from and write data to a file that stores 
+data in big endian format.
+
+\membersection{CLASSINFO}\label{classinfo}
+
+\func{wxClassInfo *}{CLASSINFO}{className}
+
+Returns a pointer to the wxClassInfo object associated with this class.
 
 \wxheading{Include files}
 
@@ -1723,8 +1928,59 @@ base classes.
 
 <wx/object.h>
 
+\membersection{WXDEBUG\_NEW}\label{debugnew}
+
+\func{}{WXDEBUG\_NEW}{arg}
+
+This is defined in debug mode to be call the redefined new operator
+with filename and line number arguments. The definition is:
+
+\begin{verbatim}
+#define WXDEBUG_NEW new(__FILE__,__LINE__)
+\end{verbatim}
+
+In non-debug mode, this is defined as the normal new operator.
+
+\wxheading{Include files}
+
+<wx/object.h>
+
+\membersection{wxDynamicCast}\label{wxdynamiccast}
+
+\func{}{wxDynamicCast}{ptr, classname}
+
+This macro returns the pointer {\it ptr} cast to the type {\it classname *} if
+the pointer is of this type (the check is done during the run-time) or NULL
+otherwise. Usage of this macro is prefered over obsoleted wxObject::IsKindOf()
+function.
+
+The {\it ptr} argument may be NULL, in which case NULL will be returned.
+
+Example:
+
+\begin{verbatim}
+    wxWindow *win = wxWindow::FindFocus();
+    wxTextCtrl *text = wxDynamicCast(win, wxTextCtrl);
+    if ( text )
+    {
+        // a text control has the focus...
+    }
+    else
+    {
+        // no window has the focus or it's not a text control
+    }
+\end{verbatim}
+
+\wxheading{See also}
+
+\helpref{RTTI overview}{runtimeclassoverview}
+
 \membersection{WXTRACE}\label{trace}
 
+\wxheading{Include files}
+
+<wx/object.h>
+
 \func{}{WXTRACE}{formatString, ...}
 
 Calls wxTrace with printf-style variable argument syntax. Output
@@ -2068,7 +2324,13 @@ assertion).
 
 \func{}{wxASSERT}{\param{}{condition}}
 
-Assert macro. An error message will be generated if the condition is FALSE.
+Assert macro. An error message will be generated if the condition is FALSE in
+debug mode, but nothing will be done in the release build.
+
+Please note that the condition in wxASSERT() should have no side effects
+because it will not be executed in release mode at all.
+
+See also: \helpref{wxASSERT\_MSG}{wxassertmsg}
 
 \membersection{wxASSERT\_MSG}\label{wxassertmsg}
 
@@ -2076,18 +2338,28 @@ Assert macro. An error message will be generated if the condition is FALSE.
 
 Assert macro with message. An error message will be generated if the condition is FALSE.
 
+See also: \helpref{wxASSERT}{wxassert}
+
 \membersection{wxFAIL}\label{wxfail}
 
-\func{}{wxFAIL}{\param{}{condition}}
+\func{}{wxFAIL}{\void}
 
 Will always generate an assert error if this code is reached (in debug mode).
 
+See also: \helpref{wxFAIL\_MSG}{wxfailmsg}
+
 \membersection{wxFAIL\_MSG}\label{wxfailmsg}
 
-\func{}{wxFAIL\_MSG}{\param{}{condition}, \param{}{msg}}
+\func{}{wxFAIL\_MSG}{\param{}{msg}}
 
 Will always generate an assert error with specified message if this code is reached (in debug mode).
 
+This macro is useful for marking unreachable" code areas, for example
+it may be used in the "default:" branch of a switch statement if all possible
+cases are processed above.
+
+See also: \helpref{wxFAIL}{wxfail}
+
 \membersection{wxCHECK}\label{wxcheck}
 
 \func{}{wxCHECK}{\param{}{condition}, \param{}{retValue}}
@@ -2102,3 +2374,35 @@ This check is done even in release mode.
 Checks that the condition is true, returns with the given return value if not (FAILs in debug mode).
 This check is done even in release mode.
 
+This macro may be only used in non void functions, see also 
+\helpref{wxCHECK\_RET}{wxcheckret}.
+
+\membersection{wxCHECK\_RET}\label{wxcheckret}
+
+\func{}{wxCHECK\_RET}{\param{}{condition}, \param{}{msg}}
+
+Checks that the condition is true, and returns if not (FAILs with given error
+message in debug mode). This check is done even in release mode.
+
+This macro should be used in void functions instead of 
+\helpref{wxCHECK\_MSG}{wxcheckmsg}.
+
+\membersection{wxCHECK2}\label{wxcheck2}
+
+\func{}{wxCHECK2}{\param{}{condition}, \param{}{operation}}
+
+Checks that the condition is true and \helpref{wxFAIL}{wxfail} and execute 
+{\it operation} if it is not. This is a generalisation of 
+\helpref{wxCHECK}{wxcheck} and may be used when something else than just
+returning from the function must be done when the {\it condition} is false.
+
+This check is done even in release mode.
+
+\membersection{wxCHECK2\_MSG}\label{wxcheck2msg}
+
+\func{}{wxCHECK2}{\param{}{condition}, \param{}{operation}, \param{}{msg}}
+
+This is the same as \helpref{wxCHECK2}{wxcheck2}, but 
+\helpref{wxFAIL\_MSG}{wxfailmsg} with the specified {\it msg} is called
+instead of wxFAIL() if the {\it condition} is false.
+
