/usr/include/wx-3.0/wx/init.h is in wx3.0-headers 3.0.4+dfsg-3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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// Name: wx/init.h
// Purpose: wxWidgets initialization and finalization functions
// Author: Vadim Zeitlin
// Modified by:
// Created: 29.06.2003
// Copyright: (c) 2003 Vadim Zeitlin <vadim@wxwidgets.org>
// Licence: wxWindows licence
///////////////////////////////////////////////////////////////////////////////
#ifndef _WX_INIT_H_
#define _WX_INIT_H_
#include "wx/defs.h"
#include "wx/chartype.h"
// ----------------------------------------------------------------------------
// wxEntry helper functions which allow to have more fine grained control
// ----------------------------------------------------------------------------
// do common initialization, return true if ok (in this case wxEntryCleanup
// must be called later), otherwise the program can't use wxWidgets at all
//
// this function also creates wxTheApp as a side effect, if IMPLEMENT_APP
// hadn't been used a dummy default application object is created
//
// note that the parameters may be modified, this is why we pass them by
// reference!
extern bool WXDLLIMPEXP_BASE wxEntryStart(int& argc, wxChar **argv);
// free the resources allocated by the library in wxEntryStart() and shut it
// down (wxEntryStart() may be called again afterwards if necessary)
extern void WXDLLIMPEXP_BASE wxEntryCleanup();
// ----------------------------------------------------------------------------
// wxEntry: this function initializes the library, runs the main event loop
// and cleans it up
// ----------------------------------------------------------------------------
// note that other, platform-specific, overloads of wxEntry may exist as well
// but this one always exists under all platforms
//
// returns the program exit code
extern int WXDLLIMPEXP_BASE wxEntry(int& argc, wxChar **argv);
// we overload wxEntry[Start]() to take "char **" pointers too
#if wxUSE_UNICODE
extern bool WXDLLIMPEXP_BASE wxEntryStart(int& argc, char **argv);
extern int WXDLLIMPEXP_BASE wxEntry(int& argc, char **argv);
#endif// wxUSE_UNICODE
// Under Windows we define additional wxEntry() overloads with signature
// compatible with WinMain() and not the traditional main().
#if wxUSE_GUI && defined(__WINDOWS__)
#include "wx/msw/init.h"
#endif
// ----------------------------------------------------------------------------
// Using the library without (explicit) application object: you may avoid using
// wxDECLARE_APP and wxIMPLEMENT_APP macros and call the functions below instead at
// the program startup and termination
// ----------------------------------------------------------------------------
// initialize the library (may be called as many times as needed, but each
// call to wxInitialize() must be matched by wxUninitialize())
extern bool WXDLLIMPEXP_BASE wxInitialize();
extern bool WXDLLIMPEXP_BASE wxInitialize(int argc, wxChar **argv);
#if wxUSE_UNICODE
extern bool WXDLLIMPEXP_BASE wxInitialize(int argc, char **argv);
#endif
// clean up -- the library can't be used any more after the last call to
// wxUninitialize()
extern void WXDLLIMPEXP_BASE wxUninitialize();
// create an object of this class on stack to initialize/cleanup the library
// automatically
class WXDLLIMPEXP_BASE wxInitializer
{
public:
// initialize the library
wxInitializer()
{
m_ok = wxInitialize();
}
wxInitializer(int argc, wxChar **argv)
{
m_ok = wxInitialize(argc, argv);
}
#if wxUSE_UNICODE
wxInitializer(int argc, char **argv)
{
m_ok = wxInitialize(argc, argv);
}
#endif // wxUSE_UNICODE
// has the initialization been successful? (explicit test)
bool IsOk() const { return m_ok; }
// has the initialization been successful? (implicit test)
operator bool() const { return m_ok; }
// dtor only does clean up if we initialized the library properly
~wxInitializer() { if ( m_ok ) wxUninitialize(); }
private:
bool m_ok;
};
#endif // _WX_INIT_H_
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