X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/d1b20379e45636461e4aa45e5263fb3d9a4956a8..c18353e5613042ac89a72d9762f481fb0ed6e5d2:/include/wx/log.h diff --git a/include/wx/log.h b/include/wx/log.h index 8dda8c390a..29c3464b30 100644 --- a/include/wx/log.h +++ b/include/wx/log.h @@ -12,31 +12,31 @@ #ifndef _WX_LOG_H_ #define _WX_LOG_H_ -#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) - #pragma interface "log.h" -#endif - #include "wx/defs.h" -#if wxUSE_LOG - -#include "wx/string.h" -#include "wx/arrstr.h" - // ---------------------------------------------------------------------------- -// forward declarations +// common constants for use in wxUSE_LOG/!wxUSE_LOG // ---------------------------------------------------------------------------- -#if wxUSE_GUI - class WXDLLIMPEXP_CORE wxTextCtrl; - class WXDLLIMPEXP_CORE wxLogFrame; - class WXDLLIMPEXP_CORE wxFrame; -#endif // wxUSE_GUI +// the trace masks have been superceded by symbolic trace constants, they're +// for compatibility only andwill be removed soon - do NOT use them + +// meaning of different bits of the trace mask (which allows selectively +// enable/disable some trace messages) +#define wxTraceMemAlloc 0x0001 // trace memory allocation (new/delete) +#define wxTraceMessages 0x0002 // trace window messages/X callbacks +#define wxTraceResAlloc 0x0004 // trace GDI resource allocation +#define wxTraceRefCount 0x0008 // trace various ref counting operations + +#ifdef __WXMSW__ + #define wxTraceOleCalls 0x0100 // OLE interface calls +#endif // ---------------------------------------------------------------------------- // types // ---------------------------------------------------------------------------- +// NB: these types are needed even if wxUSE_LOG == 0 typedef unsigned long wxTraceMask; typedef unsigned long wxLogLevel; @@ -44,8 +44,14 @@ typedef unsigned long wxLogLevel; // headers // ---------------------------------------------------------------------------- +#include "wx/string.h" + +#if wxUSE_LOG + +#include "wx/arrstr.h" + #ifndef __WXWINCE__ -#include // for time_t + #include // for time_t #endif #include "wx/dynarray.h" @@ -58,6 +64,17 @@ typedef unsigned long wxLogLevel; # endif #endif +// ---------------------------------------------------------------------------- +// forward declarations +// ---------------------------------------------------------------------------- + +#if wxUSE_GUI + class WXDLLIMPEXP_CORE wxTextCtrl; + class WXDLLIMPEXP_CORE wxLogFrame; + class WXDLLIMPEXP_CORE wxFrame; + class WXDLLIMPEXP_CORE wxWindow; +#endif // wxUSE_GUI + // ---------------------------------------------------------------------------- // constants // ---------------------------------------------------------------------------- @@ -91,20 +108,6 @@ enum #define wxTRACE_OleCalls wxT("ole") // OLE interface calls #endif -// the trace masks have been superceded by symbolic trace constants, they're -// for compatibility only andwill be removed soon - do NOT use them - -// meaning of different bits of the trace mask (which allows selectively -// enable/disable some trace messages) -#define wxTraceMemAlloc 0x0001 // trace memory allocation (new/delete) -#define wxTraceMessages 0x0002 // trace window messages/X callbacks -#define wxTraceResAlloc 0x0004 // trace GDI resource allocation -#define wxTraceRefCount 0x0008 // trace various ref counting operations - -#ifdef __WXMSW__ - #define wxTraceOleCalls 0x0100 // OLE interface calls -#endif - #include "wx/iosfwrap.h" // ---------------------------------------------------------------------------- @@ -116,7 +119,7 @@ class WXDLLIMPEXP_BASE wxLog { public: // ctor - wxLog(); + wxLog(){} // Internal buffer. @@ -281,11 +284,33 @@ private: // "trivial" derivations of wxLog // ---------------------------------------------------------------------------- +// log everything to a buffer +class WXDLLIMPEXP_BASE wxLogBuffer : public wxLog +{ +public: + wxLogBuffer() { } + + // get the string contents with all messages logged + const wxString& GetBuffer() const { return m_str; } + + // show the buffer contents to the user in the best possible way (this uses + // wxMessageOutputMessageBox) and clear it + virtual void Flush(); + +protected: + virtual void DoLog(wxLogLevel level, const wxChar *szString, time_t t); + virtual void DoLogString(const wxChar *szString, time_t t); + +private: + wxString m_str; + + DECLARE_NO_COPY_CLASS(wxLogBuffer) +}; + + // log everything to a "FILE *", stderr by default class WXDLLIMPEXP_BASE wxLogStderr : public wxLog { - DECLARE_NO_COPY_CLASS(wxLogStderr) - public: // redirect log output to a FILE wxLogStderr(FILE *fp = (FILE *) NULL); @@ -295,6 +320,8 @@ protected: virtual void DoLogString(const wxChar *szString, time_t t); FILE *m_fp; + + DECLARE_NO_COPY_CLASS(wxLogStderr) }; #if wxUSE_STD_IOSTREAM @@ -434,28 +461,31 @@ WXDLLIMPEXP_BASE const wxChar* wxSysErrorMsg(unsigned long nErrCode = 0); #define DECLARE_LOG_FUNCTION(level) \ extern void WXDLLIMPEXP_BASE wxVLog##level(const wxChar *szFormat, \ - va_list argptr); \ + va_list argptr); \ extern void WXDLLIMPEXP_BASE wxLog##level(const wxChar *szFormat, \ - ...) ATTRIBUTE_PRINTF_1 -#define DECLARE_LOG_FUNCTION2_EXP(level, arg, expdecl) \ -extern void expdecl wxVLog##level(arg, const wxChar *szFormat, \ - va_list argptr); \ -extern void expdecl wxLog##level(arg, const wxChar *szFormat, \ - ...) ATTRIBUTE_PRINTF_2 -#define DECLARE_LOG_FUNCTION2(level, arg) \ - DECLARE_LOG_FUNCTION2_EXP(level, arg, WXDLLIMPEXP_BASE) - + ...) ATTRIBUTE_PRINTF_1 +#define DECLARE_LOG_FUNCTION2_EXP(level, argclass, arg, expdecl) \ +extern void expdecl wxVLog##level(argclass arg, \ + const wxChar *szFormat, \ + va_list argptr); \ +extern void expdecl wxLog##level(argclass arg, \ + const wxChar *szFormat, \ + ...) ATTRIBUTE_PRINTF_2 #else // !wxUSE_LOG // log functions do nothing at all #define DECLARE_LOG_FUNCTION(level) \ -inline void wxVLog##level(const wxChar *szFormat, \ - va_list argptr) { } \ -inline void wxLog##level(const wxChar *szFormat, ...) { } -#define DECLARE_LOG_FUNCTION2(level, arg) \ -inline void wxVLog##level(arg, const wxChar *szFormat, \ - va_list argptr) {} \ -inline void wxLog##level(arg, const wxChar *szFormat, ...) { } +inline void wxVLog##level(const wxChar *WXUNUSED(szFormat), \ + va_list WXUNUSED(argptr)) { } \ +inline void wxLog##level(const wxChar *WXUNUSED(szFormat), \ + ...) { } +#define DECLARE_LOG_FUNCTION2_EXP(level, argclass, arg, expdecl) \ +inline void wxVLog##level(argclass WXUNUSED(arg), \ + const wxChar *WXUNUSED(szFormat), \ + va_list WXUNUSED(argptr)) {} \ +inline void wxLog##level(argclass WXUNUSED(arg), \ + const wxChar *WXUNUSED(szFormat), \ + ...) { } // Empty Class to fake wxLogNull class WXDLLIMPEXP_BASE wxLogNull @@ -472,9 +502,12 @@ public: #define wxTRACE_OleCalls wxEmptyString // OLE interface calls #endif // wxUSE_LOG/!wxUSE_LOG +#define DECLARE_LOG_FUNCTION2(level, argclass, arg) \ + DECLARE_LOG_FUNCTION2_EXP(level, argclass, arg, WXDLLIMPEXP_BASE) + // a generic function for all levels (level is passes as parameter) -DECLARE_LOG_FUNCTION2(Generic, wxLogLevel level); +DECLARE_LOG_FUNCTION2(Generic, wxLogLevel, level); // one function per each level DECLARE_LOG_FUNCTION(FatalError); @@ -490,8 +523,9 @@ DECLARE_LOG_FUNCTION(Status); #if wxUSE_GUI // this one is the same as previous except that it allows to explicitly + class WXDLLEXPORT wxFrame; // specify the frame to which the output should go - DECLARE_LOG_FUNCTION2_EXP(Status, wxFrame *pFrame, WXDLLIMPEXP_CORE); + DECLARE_LOG_FUNCTION2_EXP(Status, wxFrame *, pFrame, WXDLLIMPEXP_CORE); #endif // wxUSE_GUI // additional one: as wxLogError, but also logs last system call error code @@ -500,7 +534,7 @@ DECLARE_LOG_FUNCTION(SysError); // and another one which also takes the error code (for those broken APIs // that don't set the errno (like registry APIs in Win32)) -DECLARE_LOG_FUNCTION2(SysError, long lErrCode); +DECLARE_LOG_FUNCTION2(SysError, long, lErrCode); // debug functions do nothing in release mode #if wxUSE_LOG_DEBUG @@ -512,20 +546,23 @@ DECLARE_LOG_FUNCTION2(SysError, long lErrCode); // this version only logs the message if the mask had been added to the // list of masks with AddTraceMask() - DECLARE_LOG_FUNCTION2(Trace, const wxChar *mask); + DECLARE_LOG_FUNCTION2(Trace, const wxChar *, mask); // and this one does nothing if all of level bits are not set in // wxLog::GetActive()->GetTraceMask() -- it's deprecated in favour of // string identifiers - DECLARE_LOG_FUNCTION2(Trace, wxTraceMask mask); + DECLARE_LOG_FUNCTION2(Trace, wxTraceMask, mask); #else //!debug // these functions do nothing in release builds + + // note that leaving out "fmt" in the vararg functions provokes a warning + // from SGI CC: "the last argument of the varargs function is unnamed" inline void wxVLogDebug(const wxChar *, va_list) { } - inline void wxLogDebug(const wxChar *, ...) { } + inline void wxLogDebug(const wxChar *fmt, ...) { wxUnusedVar(fmt); } inline void wxVLogTrace(wxTraceMask, const wxChar *, va_list) { } - inline void wxLogTrace(wxTraceMask, const wxChar *, ...) { } + inline void wxLogTrace(wxTraceMask, const wxChar *fmt, ...) { wxUnusedVar(fmt); } inline void wxVLogTrace(const wxChar *, const wxChar *, va_list) { } - inline void wxLogTrace(const wxChar *, const wxChar *, ...) { } + inline void wxLogTrace(const wxChar *, const wxChar *fmt, ...) { wxUnusedVar(fmt); } #endif // debug/!debug // wxLogFatalError helper: show the (fatal) error to the user in a safe way, @@ -556,9 +593,14 @@ wxSafeShowMessage(const wxString& title, const wxString& text); #define wxLogLastError(api) wxLogApiError(api, wxSysErrorCode()) #else //!debug - #define wxLogApiError(api, rc) {} - #define wxLogLastError(api) {} + inline void wxLogApiError(const wxChar *, long) { } + inline void wxLogLastError(const wxChar *) { } #endif //debug/!debug +// wxCocoa has additiional trace masks +#if defined(__WXCOCOA__) +#include "wx/cocoa/log.h" +#endif + #endif // _WX_LOG_H_