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// Name: _log.i
// Purpose: SWIG interface stuff for wxLog
//
// Author: Robin Dunn
//
// Created: 18-June-1999
// RCS-ID: $Id$
// Copyright: (c) 2003 by Total Control Software
// Licence: wxWindows license
/////////////////////////////////////////////////////////////////////////////
// Not a %module
//---------------------------------------------------------------------------
%newgroup
typedef unsigned long wxTraceMask;
typedef unsigned long wxLogLevel;
enum
{
wxLOG_FatalError, // program can't continue, abort immediately
wxLOG_Error, // a serious error, user must be informed about it
wxLOG_Warning, // user is normally informed about it but may be ignored
wxLOG_Message, // normal message (i.e. normal output of a non GUI app)
wxLOG_Status, // informational: might go to the status line of GUI app
wxLOG_Info, // informational message (a.k.a. 'Verbose')
wxLOG_Debug, // never shown to the user, disabled in release mode
wxLOG_Trace, // trace messages are also only enabled in debug mode
wxLOG_Progress, // used for progress indicator (not yet)
wxLOG_User = 100, // user defined levels start here
wxLOG_Max = 10000
};
#define wxTRACE_MemAlloc "memalloc" // trace memory allocation (new/delete)
#define wxTRACE_Messages "messages" // trace window messages/X callbacks
#define wxTRACE_ResAlloc "resalloc" // trace GDI resource allocation
#define wxTRACE_RefCount "refcount" // trace various ref counting operations
#define wxTRACE_OleCalls "ole" // OLE interface calls
#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
#define wxTraceOleCalls 0x0100 // OLE interface calls
//---------------------------------------------------------------------------
class wxLogRecordInfo
{
public:
%nokwargs wxLogRecordInfo;
wxLogRecordInfo();
wxLogRecordInfo(const char *filename_,
int line_,
const char *func_,
const char *component_);
// dtor is non-virtual, this class is not meant to be derived from
~wxLogRecordInfo();
%immutable;
// the file name and line number of the file where the log record was
// generated, if available or NULL and 0 otherwise
const char *filename;
int line;
// the name of the function where the log record was generated (may be NULL
// if the compiler doesn't support __FUNCTION__)
const char *func;
// the name of the component which generated this message, may be NULL if
// not set (i.e. wxLOG_COMPONENT not defined)
const char *component;
// time of record generation
time_t timestamp;
%mutable;
// void StoreValue(const wxString& key, wxUIntPtr val);
// void StoreValue(const wxString& key, const wxString& val);
// // these functions retrieve the value of either numeric or string key,
// // return false if not found
// bool GetNumValue(const wxString& key, wxUIntPtr *val) const;
// bool GetStrValue(const wxString& key, wxString *val) const;
};
//---------------------------------------------------------------------------
class wxLog
{
public:
wxLog();
~wxLog();
// these functions allow to completely disable all log messages
// is logging disabled now?
static bool IsEnabled();
// change the flag state, return the previous one
static bool EnableLogging(bool enable = true);
// return the current global log level
static wxLogLevel GetLogLevel();
// set global log level: messages with level > logLevel will not be logged
static void SetLogLevel(wxLogLevel logLevel);
// set the log level for the given component
static void SetComponentLevel(const wxString& component, wxLogLevel level);
// return the effective log level for this component, falling back to
// parent component and to the default global log level if necessary
//
// NB: component argument is passed by value and not const reference in an
// attempt to encourage compiler to avoid an extra copy: as we modify
// the component internally, we'd create one anyhow and like this it
// can be avoided if the string is a temporary anyhow
static wxLogLevel GetComponentLevel(wxString component);
// is logging of messages from this component enabled at this level?
//
// usually always called with wxLOG_COMPONENT as second argument
static bool IsLevelEnabled(wxLogLevel level, wxString component);
// enable/disable messages at wxLOG_Verbose level (only relevant if the
// current log level is greater or equal to it)
//
// notice that verbose mode can be activated by the standard command-line
// '--verbose' option
static void SetVerbose(bool bVerbose = true);
// check if verbose messages are enabled
static bool GetVerbose();
// message buffering
// flush shows all messages if they're not logged immediately (FILE
// and iostream logs don't need it, but wxGuiLog does to avoid showing
// 17 modal dialogs one after another)
virtual void Flush();
// flush the active target if any
static void FlushActive();
// only one sink is active at each moment
// get current log target, will call wxApp::CreateLogTarget() to
// create one if none exists
static wxLog *GetActiveTarget();
%disownarg( wxLog* pLogger );
%newobject SetActiveTarget;
// change log target, pLogger may be NULL
static wxLog *SetActiveTarget(wxLog *pLogger);
%cleardisown( wxLog* pLogger );
// suspend the message flushing of the main target until the next call
// to Resume() - this is mainly for internal use (to prevent wxYield()
// from flashing the messages)
static void Suspend();
// must be called for each Suspend()!
static void Resume();
// should GetActiveTarget() try to create a new log object if the
// current is NULL?
static void DontCreateOnDemand();
// Make GetActiveTarget() create a new log object again.
static void DoCreateOnDemand();
// log the count of repeating messages instead of logging the messages
// multiple times
static void SetRepetitionCounting(bool bRepetCounting = true);
// gets duplicate counting status
static bool GetRepetitionCounting();
// trace mask (see wxTraceXXX constants for details)
static void SetTraceMask(wxTraceMask ulMask);
// add string trace mask
static void AddTraceMask(const wxString& str);
// remove string trace mask
static void RemoveTraceMask(const wxString& str);
// remove all string trace masks
static void ClearTraceMasks();
// get string trace masks
static const wxArrayString &GetTraceMasks();
// sets the timestamp string: this is used as strftime() format string
// for the log targets which add time stamps to the messages - set it
// to NULL to disable time stamping completely.
static void SetTimestamp(const wxString& ts);
// get trace mask
static wxTraceMask GetTraceMask();
// is this trace mask in the list?
static bool IsAllowedTraceMask(const wxString& mask);
// get the current timestamp format string (may be NULL)
static wxString GetTimestamp();
%extend {
static wxString TimeStamp() {
wxString msg;
wxLog::TimeStamp(&msg);
return msg;
}
}
void LogRecord(wxLogLevel level,
const wxString& msg,
const wxLogRecordInfo& info);
void LogTextAtLevel(wxLogLevel level, const wxString& msg);
void LogText(const wxString& msg);
%pythonPrepend Destroy "args[0].this.own(False)";
%extend { void Destroy() { delete self; } }
};
//---------------------------------------------------------------------------
class wxLogStderr : public wxLog
{
public:
wxLogStderr(/* TODO: FILE *fp = (FILE *) NULL*/);
};
class wxLogTextCtrl : public wxLog
{
public:
wxLogTextCtrl(wxTextCtrl *pTextCtrl);
};
class wxLogGui : public wxLog
{
public:
wxLogGui();
};
class wxLogWindow : public wxLog
{
public:
wxLogWindow(wxFrame *pParent, // the parent frame (can be NULL)
const wxString& szTitle, // the title of the frame
bool bShow = true, // show window immediately?
bool bPassToOld = true); // pass log messages to the old target?
void Show(bool bShow = true);
wxFrame *GetFrame() const;
wxLog *GetOldLog() const;
bool IsPassingMessages() const;
void PassMessages(bool bDoPass);
%property(Frame, GetFrame, doc="See `GetFrame`");
%property(OldLog, GetOldLog, doc="See `GetOldLog`");
};
class wxLogChain : public wxLog
{
public:
%disownarg( wxLog* pLogger );
wxLogChain(wxLog *logger);
%cleardisown( wxLog* pLogger );
void SetLog(wxLog *logger);
void PassMessages(bool bDoPass);
bool IsPassingMessages();
wxLog *GetOldLog();
void DetachOldLog();
%property(OldLog, GetOldLog, doc="See `GetOldLog`");
};
// log everything to a buffer
class wxLogBuffer : public wxLog
{
public:
wxLogBuffer();
// get the string contents with all messages logged
const wxString& GetBuffer() const;
// show the buffer contents to the user in the best possible way (this uses
// wxMessageOutputMessageBox) and clear it
virtual void Flush();
%property(Buffer, GetBuffer, doc="See `GetBuffer`");
};
//---------------------------------------------------------------------------
unsigned long wxSysErrorCode();
const wxString wxSysErrorMsg(unsigned long nErrCode = 0);
%{// Make some wrappers that double any % signs so they are 'escaped'
void wxPyLogFatalError(const wxString& msg)
{
wxString m(msg);
m.Replace(wxT("%"), wxT("%%"));
wxLogFatalError(m);
}
void wxPyLogError(const wxString& msg)
{
wxString m(msg);
m.Replace(wxT("%"), wxT("%%"));
wxLogError(m);
}
void wxPyLogWarning(const wxString& msg)
{
wxString m(msg);
m.Replace(wxT("%"), wxT("%%"));
wxLogWarning(m);
}
void wxPyLogMessage(const wxString& msg)
{
wxString m(msg);
m.Replace(wxT("%"), wxT("%%"));
wxLogMessage(m);
}
void wxPyLogInfo(const wxString& msg)
{
wxString m(msg);
m.Replace(wxT("%"), wxT("%%"));
wxLogInfo(m);
}
void wxPyLogDebug(const wxString& msg)
{
wxString m(msg);
m.Replace(wxT("%"), wxT("%%"));
wxLogDebug(m);
}
void wxPyLogVerbose(const wxString& msg)
{
wxString m(msg);
m.Replace(wxT("%"), wxT("%%"));
wxLogVerbose(m);
}
void wxPyLogStatus(const wxString& msg)
{
wxString m(msg);
m.Replace(wxT("%"), wxT("%%"));
wxLogStatus(m);
}
void wxPyLogStatusFrame(wxFrame *pFrame, const wxString& msg)
{
wxString m(msg);
m.Replace(wxT("%"), wxT("%%"));
wxLogStatus(pFrame, m);
}
void wxPyLogSysError(const wxString& msg)
{
wxString m(msg);
m.Replace(wxT("%"), wxT("%%"));
wxLogSysError(m);
}
void wxPyLogGeneric(unsigned long level, const wxString& msg)
{
wxString m(msg);
m.Replace(wxT("%"), wxT("%%"));
wxLogGeneric(level, m);
}
void wxPyLogTrace(unsigned long mask, const wxString& msg)
{
wxString m(msg);
m.Replace(wxT("%"), wxT("%%"));
wxLogTrace(mask, m);
}
void wxPyLogTrace(const wxString& mask, const wxString& msg)
{
wxString m(msg);
m.Replace(wxT("%"), wxT("%%"));
wxLogTrace(mask, m);
}
%}
%Rename(LogFatalError, void, wxPyLogFatalError(const wxString& msg));
%Rename(LogError, void, wxPyLogError(const wxString& msg));
%Rename(LogWarning, void, wxPyLogWarning(const wxString& msg));
%Rename(LogMessage, void, wxPyLogMessage(const wxString& msg));
%Rename(LogInfo, void, wxPyLogInfo(const wxString& msg));
%Rename(LogDebug, void, wxPyLogDebug(const wxString& msg));
%Rename(LogVerbose, void, wxPyLogVerbose(const wxString& msg));
%Rename(LogStatus, void, wxPyLogStatus(const wxString& msg));
%Rename(LogStatusFrame, void, wxPyLogStatusFrame(wxFrame *pFrame, const wxString& msg));
%Rename(LogSysError, void, wxPyLogSysError(const wxString& msg));
%Rename(LogGeneric, void, wxPyLogGeneric(unsigned long level, const wxString& msg));
%nokwargs wxPyLogTrace;
%Rename(LogTrace, void, wxPyLogTrace(unsigned long mask, const wxString& msg));
%Rename(LogTrace, void, wxPyLogTrace(const wxString& mask, const wxString& msg));
// wxLogFatalError helper: show the (fatal) error to the user in a safe way,
// i.e. without using wxMessageBox() for example because it could crash
void wxSafeShowMessage(const wxString& title, const wxString& text);
// Suspress logging while an instance of this class exists
class wxLogNull
{
public:
wxLogNull();
~wxLogNull();
// for the 'with' statement
%pythoncode {
def __enter__(self):
return self
def __exit__(self, exc_type, exc_val, exc_tb):
return False
}
};
//---------------------------------------------------------------------------
%{
// A wxLog class that can be derived from in wxPython
class wxPyLog : public wxLog {
public:
wxPyLog() : wxLog() {}
virtual void DoLog(wxLogLevel level, const wxChar *szString, time_t t) {
bool found;
wxPyBlock_t blocked = wxPyBeginBlockThreads();
if ((found = wxPyCBH_findCallback(m_myInst, "DoLog"))) {
PyObject* s = wx2PyString(szString);
wxPyCBH_callCallback(m_myInst, Py_BuildValue("(iOi)", level, s, t));
Py_DECREF(s);
}
wxPyEndBlockThreads(blocked);
if (! found)
wxLog::DoLog(level, szString, t);
}
virtual void DoLogString(const wxChar *szString, time_t t) {
bool found;
wxPyBlock_t blocked = wxPyBeginBlockThreads();
if ((found = wxPyCBH_findCallback(m_myInst, "DoLogString"))) {
PyObject* s = wx2PyString(szString);
wxPyCBH_callCallback(m_myInst, Py_BuildValue("(Oi)", s, t));
Py_DECREF(s);
}
wxPyEndBlockThreads(blocked);
if (! found)
wxLog::DoLogString(szString, t);
}
virtual void DoLogRecord(wxLogLevel level,
const wxString& msg,
const wxLogRecordInfo& info)
{
bool found;
wxPyBlock_t blocked = wxPyBeginBlockThreads();
if ((found = wxPyCBH_findCallback(m_myInst, "DoLogRecord"))) {
PyObject* s = wx2PyString(msg);
PyObject* r = wxPyConstructObject((void*)&info, wxT("wxLogRecordInfo"), 0);
wxPyCBH_callCallback(m_myInst, Py_BuildValue("(iOO)", level, s, r));
Py_DECREF(s);
Py_DECREF(r);
}
wxPyEndBlockThreads(blocked);
if (! found)
wxLog::DoLogRecord(level, msg, info);
}
virtual void DoLogTextAtLevel(wxLogLevel level, const wxString& msg)
{
bool found;
wxPyBlock_t blocked = wxPyBeginBlockThreads();
if ((found = wxPyCBH_findCallback(m_myInst, "DoLogTextAtLevel"))) {
PyObject* s = wx2PyString(msg);
wxPyCBH_callCallback(m_myInst, Py_BuildValue("(iO)", level, s));
Py_DECREF(s);
}
wxPyEndBlockThreads(blocked);
if (! found)
wxLog::DoLogTextAtLevel(level, msg);
}
virtual void DoLogText(const wxString& msg)
{
bool found;
wxPyBlock_t blocked = wxPyBeginBlockThreads();
if ((found = wxPyCBH_findCallback(m_myInst, "DoLogText"))) {
PyObject* s = wx2PyString(msg);
wxPyCBH_callCallback(m_myInst, Py_BuildValue("(O)", s));
Py_DECREF(s);
}
wxPyEndBlockThreads(blocked);
if (! found)
wxLog::DoLogText(msg);
}
DEC_PYCALLBACK_VOID_(Flush);
PYPRIVATE;
};
IMP_PYCALLBACK_VOID_(wxPyLog, wxLog, Flush);
%}
// Now tell SWIG about it
class wxPyLog : public wxLog {
public:
%pythonAppend wxPyLog setCallbackInfo(PyLog)
wxPyLog();
void _setCallbackInfo(PyObject* self, PyObject* _class);
};
//---------------------------------------------------------------------------
|