1. reset default item in ~wxWindow (better to be safe)

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

diff --git a/docs/latex/wx/function.tex b/docs/latex/wx/function.tex
index d23f7160f2daeb15c98857213c5afe1de5a2545e..aab0d2bcb6121dccde6c6ec05a0ec15026482a26 100644 (file)
--- a/docs/latex/wx/function.tex
+++ b/docs/latex/wx/function.tex
@@ -461,15 +461,34 @@ if successful, FALSE otherwise.
 Makes a copy of the string {\it s} using the C++ new operator, so it can be
 deleted with the {\it delete} operator.
 
 Makes a copy of the string {\it s} using the C++ new operator, so it can be
 deleted with the {\it delete} operator.
 

+\membersection{::wxIsEmpty}\label{wxisempty}
+
+\func{bool}{wxIsEmpty}{\param{const char *}{ p}}
+
+Returns {\tt TRUE} if the pointer is either {\tt NULL} or points to an empty
+string, {\tt FALSE} otherwise.
+
+\membersection{::wxStricmp}\label{wxstricmp}
+
+\func{int}{wxStricmp}{\param{const char *}{p1}, \param{const char *}{p2}}
+
+Returns a negative value, 0, or positive value if {\it p1} is less than, equal
+to or greater than {\it p2}. The comparison is case-insensitive.
+
+This function complements the standard C function {\it strcmp()} which performs
+case-sensitive comparison.
+

 \membersection{::wxStringMatch}
 
 \func{bool}{wxStringMatch}{\param{const wxString\& }{s1}, \param{const wxString\& }{s2},\\
   \param{bool}{ subString = TRUE}, \param{bool}{ exact = FALSE}}
 
 \membersection{::wxStringMatch}
 
 \func{bool}{wxStringMatch}{\param{const wxString\& }{s1}, \param{const wxString\& }{s2},\\
   \param{bool}{ subString = TRUE}, \param{bool}{ exact = FALSE}}
 

-Returns TRUE if the substring {\it s1} is found within {\it s2},
-ignoring case if {\it exact} is FALSE. If {\it subString} is FALSE,
+Returns {\tt TRUE} if the substring {\it s1} is found within {\it s2},
+ignoring case if {\it exact} is FALSE. If {\it subString} is {\tt FALSE},

 no substring matching is done.
 
 no substring matching is done.
 

+This function is obsolete, use \helpref{wxString::Find}{wxstringfind} instead.
+

 \membersection{::wxStringEq}\label{wxstringeq}
 
 \func{bool}{wxStringEq}{\param{const wxString\& }{s1}, \param{const wxString\& }{s2}}
 \membersection{::wxStringEq}\label{wxstringeq}
 
 \func{bool}{wxStringEq}{\param{const wxString\& }{s1}, \param{const wxString\& }{s2}}


@@ -480,30 +499,15 @@ A macro defined as:
 #define wxStringEq(s1, s2) (s1 && s2 && (strcmp(s1, s2) == 0))
 \end{verbatim}
 
 #define wxStringEq(s1, s2) (s1 && s2 && (strcmp(s1, s2) == 0))
 \end{verbatim}
 

-\membersection{::IsEmpty}\label{isempty}
-
-\func{bool}{IsEmpty}{\param{const char *}{ p}}
-
-Returns TRUE if the string is empty, FALSE otherwise. It is safe to pass NULL
-pointer to this function and it will return TRUE for it.
-
-\membersection{::Stricmp}\label{stricmp}
-
-\func{int}{Stricmp}{\param{const char *}{p1}, \param{const char *}{p2}}
-
-Returns a negative value, 0, or positive value if {\it p1} is less than, equal
-to or greater than {\it p2}. The comparison is case-insensitive.
-
-This function complements the standard C function {\it strcmp()} which performs
-case-sensitive comparison.
+This function is obsolete, use \helpref{wxString}{wxstring} instead.

 
 

-\membersection{::Strlen}\label{strlen}
+\membersection{::wxStrlen}\label{wxstrlen}

 
 

-\func{size\_t}{Strlen}{\param{const char *}{ p}}
+\func{size\_t}{wxStrlen}{\param{const char *}{ p}}

 
 This is a safe version of standard function {\it strlen()}: it does exactly the
 same thing (i.e. returns the length of the string) except that it returns 0 if
 
 This is a safe version of standard function {\it strlen()}: it does exactly the
 same thing (i.e. returns the length of the string) except that it returns 0 if

-{\it p} is the NULL pointer.
+{\it p} is the {\tt NULL} pointer.

 
 \membersection{::wxGetTranslation}\label{wxgettranslation}
 
 
 \membersection{::wxGetTranslation}\label{wxgettranslation}
 


@@ -1749,30 +1753,40 @@ normal way which usually just means that the application will be terminated.
 Calling wxHandleFatalExceptions() with {\it doIt} equal to FALSE will restore
 this default behaviour.
 
 Calling wxHandleFatalExceptions() with {\it doIt} equal to FALSE will restore
 this default behaviour.
 

-\membersection{::wxKill}\label{wxkill}
+\membersection{::wxInitAllImageHandlers}\label{wxinitallimagehandlers}

 
 

-\func{int}{wxKill}{\param{long}{ pid}, \param{int}{ sig}}
+\func{void}{wxInitAllImageHandlers}{\void}

 
 

-Under Unix (the only supported platform), equivalent to the Unix kill function.
-Returns 0 on success, -1 on failure.
+Initializes all available image handlers. For a list of available handlers,
+see \helpref{wxImage}{wximage}.

 
 

-Tip: sending a signal of 0 to a process returns -1 if the process does not exist.
-It does not raise a signal in the receiving process.
+\wxheading{See also}
+
+\helpref{wxImage}{wximage}, \helpref{wxImageHandler}{wximagehandler}

 
 \wxheading{Include files}
 
 
 \wxheading{Include files}
 

-<wx/utils.h>
+<wx/image.h>

 
 

-\membersection{::wxInitAllImageHandlers}\label{wxinitallimagehandlers}
+\membersection{::wxInitialize}\label{wxinitialize}

 
 

-\func{void}{wxInitAllImageHandlers}{\void}
+\func{bool}{wxInitialize}{\void}

 
 

-Initializes all available image handlers. For a list of available handlers,
-see \helpref{wxImage}{wximage}.
+This function is used in wxBase only and only if you don't create 
+\helpref{wxApp}{wxapp} object at all. In this case you must call it from your 
+{\tt main()} function before calling any other wxWindows functions.

 
 

-\wxheading{See also}
+If the function returns {\tt FALSE} the initialization could not be performed,
+in this case the library cannot be used and 
+\helpref{wxUninitialize}{wxuninitialize} shouldn't be called neither.

 
 

-\helpref{wxImage}{wximage}, \helpref{wxImageHandler}{wximagehandler}
+This function may be called several times but 
+\helpref{wxUninitialize}{wxuninitialize} must be called for each successful
+call to this function.
+
+\wxheading{Include files}
+
+<wx/app.h>

 
 \membersection{::wxIsBusy}\label{wxisbusy}
 
 
 \membersection{::wxIsBusy}\label{wxisbusy}
 


@@ -1787,6 +1801,63 @@ See also \helpref{wxBusyCursor}{wxbusycursor}.
 
 <wx/utils.h>
 
 
 <wx/utils.h>
 

+\membersection{::wxKill}\label{wxkill}
+
+\func{int}{wxKill}{\param{long}{ pid}, \param{int}{ sig = wxSIGTERM}, \param{wxKillError }{*rc = NULL}}
+
+Equivalent to the Unix kill function: send the given signal {\it sig} to the
+process with PID {\it pid}. The valud signal values are
+
+\begin{verbatim}
+enum wxSignal
+{
+    wxSIGNONE = 0,  // verify if the process exists under Unix
+    wxSIGHUP,
+    wxSIGINT,
+    wxSIGQUIT,
+    wxSIGILL,
+    wxSIGTRAP,
+    wxSIGABRT,
+    wxSIGEMT,
+    wxSIGFPE,
+    wxSIGKILL,      // forcefully kill, dangerous!
+    wxSIGBUS,
+    wxSIGSEGV,
+    wxSIGSYS,
+    wxSIGPIPE,
+    wxSIGALRM,
+    wxSIGTERM       // terminate the process gently
+};
+\end{verbatim}
+
+{\tt wxSIGNONE}, {\tt wxSIGKILL} and {\tt wxSIGTERM} have the same meaning
+under both Unix and Windows but all the other signals are equivalent to 
+{\tt wxSIGTERM} under Windows.
+
+Returns 0 on success, -1 on failure. If {\it rc} parameter is not NULL, it will
+be filled with an element of {\tt wxKillError} enum:
+
+\begin{verbatim}
+enum wxKillError
+{
+    wxKILL_OK,              // no error
+    wxKILL_BAD_SIGNAL,      // no such signal
+    wxKILL_ACCESS_DENIED,   // permission denied
+    wxKILL_NO_PROCESS,      // no such process
+    wxKILL_ERROR            // another, unspecified error
+};
+\end{verbatim}
+
+\wxheading{See also}
+
+\helpref{wxProcess::Kill}{wxprocesskill},\rtfsp
+\helpref{wxProcess::Exists}{wxprocessexists},\rtfsp
+\helpref{Exec sample}{sampleexec}
+
+\wxheading{Include files}
+
+<wx/utils.h>
+

 \membersection{::wxLoadUserResource}\label{wxloaduserresource}
 
 \func{wxString}{wxLoadUserResource}{\param{const wxString\& }{resourceName}, \param{const wxString\& }{resourceType=``TEXT"}}
 \membersection{::wxLoadUserResource}\label{wxloaduserresource}
 
 \func{wxString}{wxLoadUserResource}{\param{const wxString\& }{resourceName}, \param{const wxString\& }{resourceType=``TEXT"}}


@@ -1979,6 +2050,31 @@ This function is now obsolete, replaced by \helpref{Log functions}{logfunctions}
 
 <wx/memory.h>
 
 
 <wx/memory.h>
 

+\membersection{::wxTrap}\label{wxtrap}
+
+\func{void}{wxTrap}{\void}
+
+In debug mode (when {\tt \_\_WXDEBUG\_\_} is defined) this function generates a
+debugger exception meaning that the control is passed to the debugger if one is
+attached to the process. Otherwise the program just terminates abnormally.
+
+In release mode this function does nothing.
+
+\wxheading{Include files}
+
+<wx/debug.h>
+
+\membersection{::wxUninitialize}\label{wxuninitialize}
+
+\func{void}{wxUninitialize}{\void}
+
+This function is for use in console (wxBase) programs only. It must be called
+once for each previous successful call to \helpref{wxInitialize}{wxinitialize}.
+
+\wxheading{Include files}
+
+<wx/app.h>
+

 \membersection{::wxUsleep}\label{wxusleep}
 
 \func{void}{wxUsleep}{\param{unsigned long}{ milliseconds}}
 \membersection{::wxUsleep}\label{wxusleep}
 
 \func{void}{wxUsleep}{\param{unsigned long}{ milliseconds}}


@@ -2341,7 +2437,7 @@ avoid using {\tt \#ifdef}s when creating bitmaps.
 
 \membersection{wxConstCast}\label{wxconstcast}
 
 
 \membersection{wxConstCast}\label{wxconstcast}
 

-\func{}{wxConstCast}{ptr, classname}
+\func{classname *}{wxConstCast}{ptr, classname}

 
 This macro expands into {\tt const\_cast<classname *>(ptr)} if the compiler
 supports {\it const\_cast} or into an old, C-style cast, otherwise.
 
 This macro expands into {\tt const\_cast<classname *>(ptr)} if the compiler
 supports {\it const\_cast} or into an old, C-style cast, otherwise.


@@ -2370,14 +2466,15 @@ In non-debug mode, this is defined as the normal new operator.
 
 \membersection{wxDynamicCast}\label{wxdynamiccast}
 
 
 \membersection{wxDynamicCast}\label{wxdynamiccast}
 

-\func{}{wxDynamicCast}{ptr, classname}
+\func{classname *}{wxDynamicCast}{ptr, classname}

 
 This macro returns the pointer {\it ptr} cast to the type {\it classname *} if
 
 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 preferred over obsoleted wxObject::IsKindOf()
-function.
+the pointer is of this type (the check is done during the run-time) or 
+{\tt NULL} otherwise. Usage of this macro is preferred over obsoleted
+wxObject::IsKindOf() function.

 
 

-The {\it ptr} argument may be NULL, in which case NULL will be returned.
+The {\it ptr} argument may be {\tt NULL}, in which case {\tt NULL} will be
+returned.

 
 Example:
 
 
 Example:
 


@@ -2397,9 +2494,23 @@ Example:
 \wxheading{See also}
 
 \helpref{RTTI overview}{runtimeclassoverview}\\
 \wxheading{See also}
 
 \helpref{RTTI overview}{runtimeclassoverview}\\

+\helpref{wxDynamicCastThis}{wxdynamiccastthis}\\

 \helpref{wxConstCast}{wxconstcast}\\
 \helpref{wxStatiicCast}{wxstaticcast}
 
 \helpref{wxConstCast}{wxconstcast}\\
 \helpref{wxStatiicCast}{wxstaticcast}
 

+\membersection{wxDynamicCastThis}\label{wxdynamiccastthis}
+
+\func{classname *}{wxDynamicCastThis}{classname}
+
+This macro is equivalent to {\tt wxDynamicCast(this, classname)} but the
+latter provokes spurious compilation warnings from some compilers (because it
+tests whether {\tt this} pointer is non {\tt NULL} which is always true), so
+this macro should be used to avoid them.
+
+\wxheading{See also}
+
+\helpref{wxDynamicCast}{wxdynamiccast}
+

 \membersection{wxICON}\label{wxiconmacro}
 
 \func{}{wxICON}{iconName}
 \membersection{wxICON}\label{wxiconmacro}
 
 \func{}{wxICON}{iconName}


@@ -2419,7 +2530,7 @@ avoid using {\tt \#ifdef}s when creating icons.
 
 \membersection{wxStaticCast}\label{wxstaticcast}
 
 
 \membersection{wxStaticCast}\label{wxstaticcast}
 

-\func{}{wxStaticCast}{ptr, classname}
+\func{classname *}{wxStaticCast}{ptr, classname}

 
 This macro checks that the cast is valid in debug mode (an assert failure will
 result if {\tt wxDynamicCast(ptr, classname) == NULL}) and then returns the
 
 This macro checks that the cast is valid in debug mode (an assert failure will
 result if {\tt wxDynamicCast(ptr, classname) == NULL}) and then returns the