/////////////////////////////////////////////////////////////////////////////
// Name: wx/msw/app.h
// Purpose: wxApp class
// Author: Julian Smart
// Modified by:
// Created: 01/02/97
// RCS-ID: $Id: app.h 67254 2011-03-20 00:14:35Z DS $
// Copyright: (c) Julian Smart
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#ifndef _WX_APP_H_
#define _WX_APP_H_
#include "wx/event.h"
#include "wx/icon.h"
class WXDLLIMPEXP_FWD_CORE wxFrame;
class WXDLLIMPEXP_FWD_CORE wxWindow;
class WXDLLIMPEXP_FWD_CORE wxApp;
class WXDLLIMPEXP_FWD_CORE wxKeyEvent;
class WXDLLIMPEXP_FWD_BASE wxLog;
// Represents the application. Derive OnInit and declare
// a new App object to start application
class WXDLLIMPEXP_CORE wxApp : public wxAppBase
{
public:
wxApp();
virtual ~wxApp();
// override base class (pure) virtuals
virtual bool Initialize(int& argc, wxChar **argv);
virtual void CleanUp();
virtual void WakeUpIdle();
virtual void SetPrintMode(int mode) { m_printMode = mode; }
virtual int GetPrintMode() const { return m_printMode; }
// implementation only
void OnIdle(wxIdleEvent& event);
void OnEndSession(wxCloseEvent& event);
void OnQueryEndSession(wxCloseEvent& event);
#if wxUSE_EXCEPTIONS
virtual bool OnExceptionInMainLoop();
#endif // wxUSE_EXCEPTIONS
// MSW-specific from now on
// ------------------------
// this suffix should be appended to all our Win32 class names to obtain a
// variant registered without CS_[HV]REDRAW styles
static const wxChar *GetNoRedrawClassSuffix() { return wxT("NR"); }
// get the name of the registered Win32 class with the given (unique) base
// name: this function constructs the unique class name using this name as
// prefix, checks if the class is already registered and registers it if it
// isn't and returns the name it was registered under (or NULL if it failed)
//
// the registered class will always have CS_[HV]REDRAW and CS_DBLCLKS
// styles as well as any additional styles specified as arguments here; and
// there will be also a companion registered class identical to this one
// but without CS_[HV]REDRAW whose name will be the same one but with
// GetNoRedrawClassSuffix()
//
// the background brush argument must be either a COLOR_XXX standard value
// or (default) -1 meaning that the class paints its background itself
static const wxChar *GetRegisteredClassName(const wxChar *name,
int bgBrushCol = -1,
int extraStyles = 0);
// return true if this name corresponds to one of the classes we registered
// in the previous GetRegisteredClassName() calls
static bool IsRegisteredClassName(const wxString& name);
protected:
int m_printMode; // wxPRINT_WINDOWS, wxPRINT_POSTSCRIPT
public:
// unregister any window classes registered by GetRegisteredClassName()
static void UnregisterWindowClasses();
#if wxUSE_RICHEDIT
// initialize the richedit DLL of (at least) given version, return true if
// ok (Win95 has version 1, Win98/NT4 has 1 and 2, W2K has 3)
static bool InitRichEdit(int version = 2);
#endif // wxUSE_RICHEDIT
// returns 400, 470, 471 for comctl32.dll 4.00, 4.70, 4.71 or 0 if it
// wasn't found at all
static int GetComCtl32Version();
// the same for shell32.dll: returns 400, 471, 500, 600, ... (4.70 not
// currently detected)
static int GetShell32Version();
// the SW_XXX value to be used for the frames opened by the application
// (currently seems unused which is a bug -- TODO)
static int m_nCmdShow;
protected:
DECLARE_EVENT_TABLE()
wxDECLARE_NO_COPY_CLASS(wxApp);
DECLARE_DYNAMIC_CLASS(wxApp)
};
#ifdef __WXWINCE__
// under CE provide a dummy implementation of GetComCtl32Version() returning
// the value passing all ">= 470" tests (which are the only ones used in our
// code currently) as commctrl.dll under CE 2.0 and later support comctl32.dll
// functionality
inline int wxApp::GetComCtl32Version()
{
return 471;
}
// this is not currently used at all under CE so it's not really clear what do
// we need to return from here
inline int wxApp::GetShell32Version()
{
return 0;
}
#endif // __WXWINCE__
// ----------------------------------------------------------------------------
// MSW-specific wxEntry() overload and wxIMPLEMENT_WXWIN_MAIN definition
// ----------------------------------------------------------------------------
// we need HINSTANCE declaration to define WinMain()
#include "wx/msw/wrapwin.h"
#ifndef SW_SHOWNORMAL
#define SW_SHOWNORMAL 1
#endif
// WinMain() is always ANSI, even in Unicode build, under normal Windows
// but is always Unicode under CE
#ifdef __WXWINCE__
typedef wchar_t *wxCmdLineArgType;
#else
typedef char *wxCmdLineArgType;
#endif
// wxMSW-only overloads of wxEntry() and wxEntryStart() which take the
// parameters passed to WinMain() instead of those passed to main()
extern WXDLLIMPEXP_CORE bool
wxEntryStart(HINSTANCE hInstance,
HINSTANCE hPrevInstance = NULL,
wxCmdLineArgType pCmdLine = NULL,
int nCmdShow = SW_SHOWNORMAL);
extern WXDLLIMPEXP_CORE int
wxEntry(HINSTANCE hInstance,
HINSTANCE hPrevInstance = NULL,
wxCmdLineArgType pCmdLine = NULL,
int nCmdShow = SW_SHOWNORMAL);
#if defined(__BORLANDC__) && wxUSE_UNICODE
// Borland C++ has the following nonstandard behaviour: when the -WU
// command line flag is used, the linker expects to find wWinMain instead
// of WinMain. This flag causes the compiler to define _UNICODE and
// UNICODE symbols and there's no way to detect its use, so we have to
// define both WinMain and wWinMain so that wxIMPLEMENT_WXWIN_MAIN works
// for both code compiled with and without -WU.
// See http://sourceforge.net/tracker/?func=detail&atid=309863&aid=1935997&group_id=9863
// for more details.
#define wxIMPLEMENT_WXWIN_MAIN_BORLAND_NONSTANDARD \
extern "C" int WINAPI wWinMain(HINSTANCE hInstance, \
HINSTANCE hPrevInstance, \
wchar_t * WXUNUSED(lpCmdLine), \
int nCmdShow) \
{ \
wxDISABLE_DEBUG_SUPPORT(); \
\
/* NB: wxEntry expects lpCmdLine argument to be char*, not */ \
/* wchar_t*, but fortunately it's not used anywhere */ \
/* and we can simply pass NULL in: */ \
return wxEntry(hInstance, hPrevInstance, NULL, nCmdShow); \
}
#else
#define wxIMPLEMENT_WXWIN_MAIN_BORLAND_NONSTANDARD
#endif // defined(__BORLANDC__) && wxUSE_UNICODE
#define wxIMPLEMENT_WXWIN_MAIN \
extern "C" int WINAPI WinMain(HINSTANCE hInstance, \
HINSTANCE hPrevInstance, \
wxCmdLineArgType WXUNUSED(lpCmdLine), \
int nCmdShow) \
{ \
wxDISABLE_DEBUG_SUPPORT(); \
\
/* NB: We pass NULL in place of lpCmdLine to behave the same as */ \
/* Borland-specific wWinMain() above. If it becomes needed */ \
/* to pass lpCmdLine to wxEntry() here, you'll have to fix */ \
/* wWinMain() above too. */ \
return wxEntry(hInstance, hPrevInstance, NULL, nCmdShow); \
} \
wxIMPLEMENT_WXWIN_MAIN_BORLAND_NONSTANDARD
#endif // _WX_APP_H_