X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/42e69d6b435a4dd5415caf3750db62cf45b6f373..da8b1d4b3b535aba94d04494f5b6e2b3e47901ee:/include/wx/msw/app.h diff --git a/include/wx/msw/app.h b/include/wx/msw/app.h index bc0dd1528f..73e01be938 100644 --- a/include/wx/msw/app.h +++ b/include/wx/msw/app.h @@ -12,158 +12,195 @@ #ifndef _WX_APP_H_ #define _WX_APP_H_ -#ifdef __GNUG__ -#pragma interface "app.h" -#endif - -#include "wx/defs.h" -#include "wx/object.h" #include "wx/event.h" +#include "wx/icon.h" -class WXDLLEXPORT wxFrame; -class WXDLLEXPORT wxWindow; -class WXDLLEXPORT wxApp ; -class WXDLLEXPORT wxKeyEvent; -class WXDLLEXPORT wxLog; - -static const int wxPRINT_WINDOWS = 1; -static const int wxPRINT_POSTSCRIPT = 2; - -WXDLLEXPORT_DATA(extern wxApp*) wxTheApp; - -// Force an exit from main loop -void WXDLLEXPORT wxExit(); - -// Yield to other apps/messages -bool WXDLLEXPORT wxYield(); +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 WXDLLEXPORT wxApp: public wxEvtHandler +class WXDLLIMPEXP_CORE wxApp : public wxAppBase { - DECLARE_DYNAMIC_CLASS(wxApp) - wxApp(); - ~wxApp(); - - static void SetInitializerFunction(wxAppInitializerFunction fn) { m_appInitFn = fn; } - static wxAppInitializerFunction GetInitializerFunction() { return m_appInitFn; } - - virtual int MainLoop(); - void ExitMainLoop(); - bool Initialized(); - virtual bool Pending() ; - virtual void Dispatch() ; - - void OnIdle(wxIdleEvent& event); - void OnEndSession(wxCloseEvent& event); - void OnQueryEndSession(wxCloseEvent& event); - - // Generic - virtual bool OnInit() { return FALSE; }; - - // No specific tasks to do here. - virtual bool OnInitGui() { return TRUE; } - - // Called to set off the main loop - virtual int OnRun() { return MainLoop(); }; - virtual int OnExit() { return 0; } - - // called when a fatal exception occurs, this function should take care not - // to do anything which might provoke a nested exception! - virtual void OnFatalException() { } - - void SetPrintMode(int mode) { m_printMode = mode; } - int GetPrintMode() const { return m_printMode; } +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); - void SetExitOnFrameDelete(bool flag) { m_exitOnFrameDelete = flag; } - bool GetExitOnFrameDelete() const { return m_exitOnFrameDelete; } +protected: + int m_printMode; // wxPRINT_WINDOWS, wxPRINT_POSTSCRIPT - const wxString& GetAppName() const { - if (m_appName != _T("")) - return m_appName; - else return m_className; - } +public: + // unregister any window classes registered by GetRegisteredClassName() + static void UnregisterWindowClasses(); - void SetAppName(const wxString& name) { m_appName = name; }; - wxString GetClassName() const { return m_className; } - void SetClassName(const wxString& name) { m_className = name; } +#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 - void SetVendorName(const wxString& vendorName) { m_vendorName = vendorName; } - const wxString& GetVendorName() const { return m_vendorName; } + // 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(); - wxWindow *GetTopWindow() const ; - void SetTopWindow(wxWindow *win) { m_topWindow = win; } + // the same for shell32.dll: returns 400, 471, 500, 600, ... (4.70 not + // currently detected) + static int GetShell32Version(); - void SetWantDebugOutput(bool flag) { m_wantDebugOutput = flag; } - bool GetWantDebugOutput() { return m_wantDebugOutput; } + // 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; - // Send idle event to all top-level windows. - // Returns TRUE if more idle time is requested. - bool SendIdleEvents(); +protected: + DECLARE_EVENT_TABLE() + wxDECLARE_NO_COPY_CLASS(wxApp); + DECLARE_DYNAMIC_CLASS(wxApp) +}; - // Send idle event to window and all subwindows - // Returns TRUE if more idle time is requested. - bool SendIdleEvents(wxWindow* win); +#ifdef __WXWINCE__ - void SetAuto3D(bool flag) { m_auto3D = flag; } - bool GetAuto3D() const { return m_auto3D; } +// 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; +} - // Creates a log object - virtual wxLog* CreateLogTarget(); +// 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; +} -public: - int argc; - char ** argv; +#endif // __WXWINCE__ -protected: - bool m_wantDebugOutput ; - wxString m_className; - wxString m_appName, - m_vendorName; - wxWindow * m_topWindow; - bool m_exitOnFrameDelete; - bool m_showOnInit; - int m_printMode; // wxPRINT_WINDOWS, wxPRINT_POSTSCRIPT - bool m_auto3D ; // Always use 3D controls, except - // where overriden - static wxAppInitializerFunction m_appInitFn; - -/* Windows-specific wxApp definitions */ +// ---------------------------------------------------------------------------- +// MSW-specific wxEntry() overload and IMPLEMENT_WXWIN_MAIN definition +// ---------------------------------------------------------------------------- -public: +// we need HINSTANCE declaration to define WinMain() +#include "wx/msw/wrapwin.h" - // Implementation - static bool Initialize(); - static void CleanUp(); - - static bool RegisterWindowClasses(); - // Convert Windows to argc, argv style - void ConvertToStandardCommandArgs(char* p); - virtual bool DoMessage(); - virtual bool ProcessMessage(WXMSG* pMsg); - void DeletePendingObjects(); - bool ProcessIdle(); -#if wxUSE_THREADS - void ProcessPendingEvents(); +#ifndef SW_SHOWNORMAL + #define SW_SHOWNORMAL 1 #endif - int GetComCtl32Version() const; -public: - int m_nCmdShow; - -protected: - bool m_keepGoing ; - -DECLARE_EVENT_TABLE() -}; - -#if !defined(_WINDLL) || (defined(_WINDLL) && defined(WXMAKINGDLL)) -int WXDLLEXPORT wxEntry(WXHINSTANCE hInstance, WXHINSTANCE hPrevInstance, char *lpszCmdLine, - int nCmdShow, bool enterLoop = TRUE); +// WinMain() is always ANSI, even in Unicode build, under normal Windows +// but is always Unicode under CE +#ifdef __WXWINCE__ + typedef wchar_t *wxCmdLineArgType; #else -int WXDLLEXPORT wxEntry(WXHINSTANCE hInstance); + typedef char *wxCmdLineArgType; #endif -#endif - // _WX_APP_H_ +// 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 IMPLEMENT_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 IMPLEMENT_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 IMPLEMENT_WXWIN_MAIN_BORLAND_NONSTANDARD +#endif // defined(__BORLANDC__) && wxUSE_UNICODE + +#define IMPLEMENT_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); \ + } \ + IMPLEMENT_WXWIN_MAIN_BORLAND_NONSTANDARD + + +#endif // _WX_APP_H_