X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/3a5bcc4db0851bf8cd3063917511b0b17c7f9679..a738f87caeafd5e51fc029a6228c540e942505b7:/src/msw/app.cpp diff --git a/src/msw/app.cpp b/src/msw/app.cpp index 6143dbb852..537b447d18 100644 --- a/src/msw/app.cpp +++ b/src/msw/app.cpp @@ -1,5 +1,5 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: app.cpp +// Name: src/msw/app.cpp // Purpose: wxApp // Author: Julian Smart // Modified by: @@ -17,10 +17,6 @@ // headers // --------------------------------------------------------------------------- -#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) - #pragma implementation "app.h" -#endif - // For compilers that support precompilation, includes "wx.h". #include "wx/wxprec.h" @@ -29,6 +25,8 @@ #endif #ifndef WX_PRECOMP + #include "wx/msw/wrapcctl.h" + #include "wx/dynarray.h" #include "wx/frame.h" #include "wx/app.h" #include "wx/utils.h" @@ -42,18 +40,19 @@ #include "wx/dialog.h" #include "wx/msgdlg.h" #include "wx/intl.h" - #include "wx/dynarray.h" - #include "wx/wxchar.h" - #include "wx/icon.h" + #include "wx/crt.h" #include "wx/log.h" + #include "wx/module.h" #endif #include "wx/apptrait.h" #include "wx/filename.h" -#include "wx/module.h" #include "wx/dynlib.h" +#include "wx/evtloop.h" #include "wx/msw/private.h" +#include "wx/msw/ole/oleutils.h" +#include "wx/msw/private/timer.h" #if wxUSE_TOOLTIPS #include "wx/tooltip.h" @@ -67,6 +66,11 @@ #define wxUSE_OLE 0 #endif // broken compilers +#if defined(__POCKETPC__) || defined(__SMARTPHONE__) + #include + #include +#endif + #if wxUSE_OLE #include #endif @@ -74,34 +78,51 @@ #include #include -#include "wx/msw/wrapcctl.h" +#include "wx/msw/missing.h" + +// instead of including which is not part of the core SDK and not +// shipped at all with other compilers, we always define the parts of it we +// need here ourselves +// +// NB: DLLVER_PLATFORM_WINDOWS will be defined if shlwapi.h had been somehow +// included already +#ifndef DLLVER_PLATFORM_WINDOWS + // hopefully we don't need to change packing as DWORDs should be already + // correctly aligned + struct DLLVERSIONINFO + { + DWORD cbSize; + DWORD dwMajorVersion; // Major version + DWORD dwMinorVersion; // Minor version + DWORD dwBuildNumber; // Build number + DWORD dwPlatformID; // DLLVER_PLATFORM_* + }; + + typedef HRESULT (CALLBACK* DLLGETVERSIONPROC)(DLLVERSIONINFO *); +#endif // defined(DLLVERSIONINFO) -#if (!defined(__MINGW32__) || wxCHECK_W32API_VERSION( 2, 0 )) && \ - !defined(__CYGWIN__) && !defined(__DIGITALMARS__) && !defined(__WXWINCE__) && \ - (!defined(_MSC_VER) || (_MSC_VER > 1100)) - #include -#endif // --------------------------------------------------------------------------- // global variables // --------------------------------------------------------------------------- -extern wxList WXDLLEXPORT wxPendingDelete; - #if !defined(__WXMICROWIN__) && !defined(__WXWINCE__) extern void wxSetKeyboardHook(bool doIt); #endif // NB: all "NoRedraw" classes must have the same names as the "normal" classes // with NR suffix - wxWindow::MSWCreate() supposes this -const wxChar *wxCanvasClassName = wxT("wxWindowClass"); -const wxChar *wxCanvasClassNameNR = wxT("wxWindowClassNR"); -const wxChar *wxMDIFrameClassName = wxT("wxMDIFrameClass"); -const wxChar *wxMDIFrameClassNameNoRedraw = wxT("wxMDIFrameClassNR"); -const wxChar *wxMDIChildFrameClassName = wxT("wxMDIChildFrameClass"); -const wxChar *wxMDIChildFrameClassNameNoRedraw = wxT("wxMDIChildFrameClassNR"); - -HBRUSH wxDisableButtonBrush = (HBRUSH) 0; +#ifdef __WXWINCE__ +WXDLLIMPEXP_CORE wxChar *wxCanvasClassName; +WXDLLIMPEXP_CORE wxChar *wxCanvasClassNameNR; +#else +WXDLLIMPEXP_CORE const wxChar *wxCanvasClassName = wxT("wxWindowClass"); +WXDLLIMPEXP_CORE const wxChar *wxCanvasClassNameNR = wxT("wxWindowClassNR"); +#endif +WXDLLIMPEXP_CORE const wxChar *wxMDIFrameClassName = wxT("wxMDIFrameClass"); +WXDLLIMPEXP_CORE const wxChar *wxMDIFrameClassNameNoRedraw = wxT("wxMDIFrameClassNR"); +WXDLLIMPEXP_CORE const wxChar *wxMDIChildFrameClassName = wxT("wxMDIChildFrameClass"); +WXDLLIMPEXP_CORE const wxChar *wxMDIChildFrameClassNameNoRedraw = wxT("wxMDIChildFrameClassNR"); // ---------------------------------------------------------------------------- // private functions @@ -175,7 +196,7 @@ void wxGUIAppTraits::AfterChildWaitLoop(void *dataOrig) { wxEndBusyCursor(); - const ChildWaitLoopData * const data = (ChildWaitLoopData *)dataOrig; + ChildWaitLoopData * const data = (ChildWaitLoopData *)dataOrig; delete data->wd; @@ -183,29 +204,80 @@ void wxGUIAppTraits::AfterChildWaitLoop(void *dataOrig) // the other windows reenabled, the activation is going to return to the // window which had had it before data->winActive->Destroy(); + + // also delete the temporary data object itself + delete data; } bool wxGUIAppTraits::DoMessageFromThreadWait() { // we should return false only if the app should exit, i.e. only if // Dispatch() determines that the main event loop should terminate - return !wxTheApp || wxTheApp->Dispatch(); + wxEventLoopBase * const evtLoop = wxEventLoop::GetActive(); + if ( !evtLoop || !evtLoop->Pending() ) + { + // no events means no quit event + return true; + } + + return evtLoop->Dispatch(); +} + +DWORD wxGUIAppTraits::WaitForThread(WXHANDLE hThread) +{ + // if we don't have a running event loop, we shouldn't wait for the + // messages as we never remove them from the message queue and so we enter + // an infinite loop as MsgWaitForMultipleObjects() keeps returning + // WAIT_OBJECT_0 + 1 + if ( !wxEventLoop::GetActive() ) + return DoSimpleWaitForThread(hThread); + + return ::MsgWaitForMultipleObjects + ( + 1, // number of objects to wait for + (HANDLE *)&hThread, // the objects + false, // wait for any objects, not all + INFINITE, // no timeout + QS_ALLINPUT | // return as soon as there are any events + QS_ALLPOSTMESSAGE + ); } -wxToolkitInfo& wxGUIAppTraits::GetToolkitInfo() +wxPortId wxGUIAppTraits::GetToolkitVersion(int *majVer, int *minVer) const { - static wxToolkitInfo info; - wxToolkitInfo& baseInfo = wxAppTraits::GetToolkitInfo(); - info.versionMajor = baseInfo.versionMajor; - info.versionMinor = baseInfo.versionMinor; - info.os = baseInfo.os; - info.shortName = _T("msw"); - info.name = _T("wxMSW"); -#ifdef __WXUNIVERSAL__ - info.shortName << _T("univ"); - info.name << _T("/wxUniversal"); + OSVERSIONINFO info; + wxZeroMemory(info); + + // on Windows, the toolkit version is the same of the OS version + // as Windows integrates the OS kernel with the GUI toolkit. + info.dwOSVersionInfoSize = sizeof(OSVERSIONINFO); + if ( ::GetVersionEx(&info) ) + { + if ( majVer ) + *majVer = info.dwMajorVersion; + if ( minVer ) + *minVer = info.dwMinorVersion; + } + +#if defined(__WXHANDHELD__) || defined(__WXWINCE__) + return wxPORT_WINCE; +#else + return wxPORT_MSW; #endif - return info; +} + +#if wxUSE_TIMER + +wxTimerImpl *wxGUIAppTraits::CreateTimerImpl(wxTimer *timer) +{ + return new wxMSWTimerImpl(timer); +} + +#endif // wxUSE_TIMER + +wxEventLoopBase* wxGUIAppTraits::CreateEventLoop() +{ + return new wxEventLoop; } // =========================================================================== @@ -249,78 +321,42 @@ bool wxApp::Initialize(int& argc, wxChar **argv) // ensure that base cleanup is done if we return too early wxCallBaseCleanup callBaseCleanup(this); - // the first thing to do is to check if we're trying to run an Unicode - // program under Win9x w/o MSLU emulation layer - if so, abort right now - // as it has no chance to work -#if wxUSE_UNICODE && !wxUSE_UNICODE_MSLU - if ( wxGetOsVersion() != wxWINDOWS_NT && wxGetOsVersion() != wxWINDOWS_CE ) +#ifdef __WXWINCE__ + wxString tmp = GetAppName(); + tmp += wxT("ClassName"); + wxCanvasClassName = wxStrdup( tmp.wc_str() ); + tmp += wxT("NR"); + wxCanvasClassNameNR = wxStrdup( tmp.wc_str() ); + HWND hWnd = FindWindow( wxCanvasClassNameNR, NULL ); + if (hWnd) { - // note that we can use MessageBoxW() as it's implemented even under - // Win9x - OTOH, we can't use wxGetTranslation() because the file APIs - // used by wxLocale are not - ::MessageBox - ( - NULL, - _T("This program uses Unicode and requires Windows NT/2000/XP/CE.\nProgram aborted."), - _T("wxWindows Fatal Error"), - MB_ICONERROR | MB_OK - ); - - return FALSE; + SetForegroundWindow( (HWND)(((DWORD)hWnd)|0x01) ); + return false; } -#endif // wxUSE_UNICODE && !wxUSE_UNICODE_MSLU +#endif -#if defined(__WIN95__) && !defined(__WXMICROWIN__) +#if !defined(__WXMICROWIN__) InitCommonControls(); -#endif // __WIN95__ - -#if wxUSE_OLE || wxUSE_DRAG_AND_DROP +#endif // !defined(__WXMICROWIN__) -#if wxUSE_OLE - // we need to initialize OLE library -#ifdef __WXWINCE__ - if ( FAILED(::CoInitializeEx(NULL, COINIT_MULTITHREADED)) ) - wxLogError(_("Cannot initialize OLE")); -#else - if ( FAILED(::OleInitialize(NULL)) ) - wxLogError(_("Cannot initialize OLE")); +#if defined(__SMARTPHONE__) || defined(__POCKETPC__) + SHInitExtraControls(); #endif -#endif - -#endif // wxUSE_OLE -#if wxUSE_CTL3D - if (!Ctl3dRegister(wxhInstance)) - wxLogError(wxT("Cannot register CTL3D")); +#ifndef __WXWINCE__ + // Don't show a message box if a function such as SHGetFileInfo + // fails to find a device. + SetErrorMode(SEM_FAILCRITICALERRORS|SEM_NOOPENFILEERRORBOX); +#endif - Ctl3dAutoSubclass(wxhInstance); -#endif // wxUSE_CTL3D + wxOleInitialize(); RegisterWindowClasses(); -#if defined(__WXMICROWIN__) && !defined(__WXWINCE__) - // Create the brush for disabling bitmap buttons - - LOGBRUSH lb; - lb.lbStyle = BS_PATTERN; - lb.lbColor = 0; - lb.lbHatch = (int)LoadBitmap( wxhInstance, wxT("wxDISABLE_BUTTON_BITMAP") ); - if ( lb.lbHatch ) - { - wxDisableButtonBrush = ::CreateBrushIndirect( & lb ); - ::DeleteObject( (HGDIOBJ)lb.lbHatch ); - } - //else: wxWindows resources are probably not linked in -#endif - -#if wxUSE_PENWINDOWS - wxRegisterPenWin(); -#endif - wxWinHandleHash = new wxWinHashTable(wxKEY_INTEGER, 100); #if !defined(__WXMICROWIN__) && !defined(__WXWINCE__) - wxSetKeyboardHook(TRUE); + wxSetKeyboardHook(true); #endif callBaseCleanup.Dismiss(); @@ -350,8 +386,8 @@ bool wxApp::RegisterWindowClasses() wndclass.hInstance = wxhInstance; wndclass.hCursor = ::LoadCursor((HINSTANCE)NULL, IDC_ARROW); - // Register the frame window class. - wndclass.hbrBackground = (HBRUSH)(COLOR_APPWORKSPACE + 1); + // register the class for all normal windows + wndclass.hbrBackground = (HBRUSH)(COLOR_BTNFACE + 1); wndclass.lpszClassName = wxCanvasClassName; wndclass.style = styleNormal; @@ -407,7 +443,7 @@ bool wxApp::RegisterWindowClasses() wxLogLastError(wxT("RegisterClass(no redraw MDI child)")); } - return TRUE; + return true; } // --------------------------------------------------------------------------- @@ -416,7 +452,7 @@ bool wxApp::RegisterWindowClasses() bool wxApp::UnregisterWindowClasses() { - bool retval = TRUE; + bool retval = true; #ifndef __WXMICROWIN__ // MDI frame window class. @@ -424,7 +460,7 @@ bool wxApp::UnregisterWindowClasses() { wxLogLastError(wxT("UnregisterClass(MDI parent)")); - retval = FALSE; + retval = false; } // "no redraw" MDI frame @@ -432,7 +468,7 @@ bool wxApp::UnregisterWindowClasses() { wxLogLastError(wxT("UnregisterClass(no redraw MDI parent frame)")); - retval = FALSE; + retval = false; } // MDI child frame window class. @@ -440,7 +476,7 @@ bool wxApp::UnregisterWindowClasses() { wxLogLastError(wxT("UnregisterClass(MDI child)")); - retval = FALSE; + retval = false; } // "no redraw" MDI child frame @@ -448,7 +484,7 @@ bool wxApp::UnregisterWindowClasses() { wxLogLastError(wxT("UnregisterClass(no redraw MDI child)")); - retval = FALSE; + retval = false; } // canvas class name @@ -456,14 +492,14 @@ bool wxApp::UnregisterWindowClasses() { wxLogLastError(wxT("UnregisterClass(canvas)")); - retval = FALSE; + retval = false; } if ( !::UnregisterClass(wxCanvasClassNameNR, wxhInstance) ) { wxLogLastError(wxT("UnregisterClass(no redraw canvas)")); - retval = FALSE; + retval = false; } #endif // __WXMICROWIN__ @@ -479,23 +515,10 @@ void wxApp::CleanUp() wxAppBase::CleanUp(); #if !defined(__WXMICROWIN__) && !defined(__WXWINCE__) - wxSetKeyboardHook(FALSE); -#endif - -#if wxUSE_PENWINDOWS - wxCleanUpPenWin(); + wxSetKeyboardHook(false); #endif - if ( wxDisableButtonBrush ) - ::DeleteObject( wxDisableButtonBrush ); - -#if wxUSE_OLE -#ifdef __WXWINCE__ - ::CoUninitialize(); -#else - ::OleUninitialize(); -#endif -#endif + wxOleUninitialize(); // for an EXE the classes are unregistered when it terminates but DLL may // be loaded several times (load/unload/load) into the same process in @@ -503,12 +526,13 @@ void wxApp::CleanUp() // unregister the classes now UnregisterWindowClasses(); -#if wxUSE_CTL3D - Ctl3dUnregister(wxhInstance); -#endif - delete wxWinHandleHash; wxWinHandleHash = NULL; + +#ifdef __WXWINCE__ + free( wxCanvasClassName ); + free( wxCanvasClassNameNR ); +#endif } // ---------------------------------------------------------------------------- @@ -522,23 +546,14 @@ wxApp::wxApp() wxApp::~wxApp() { - // our cmd line arguments are allocated inside wxEntry(HINSTANCE), they - // don't come from main(), so we have to free them - - while ( argc ) - { - // m_argv elements were allocated by wxStrdup() - free(argv[--argc]); - } - - // but m_argv itself -- using new[] - delete [] argv; } -void wxApp::OnIdle(wxIdleEvent& event) -{ - wxAppBase::OnIdle(event); +// ---------------------------------------------------------------------------- +// wxApp idle handling +// ---------------------------------------------------------------------------- +void wxApp::OnIdle(wxIdleEvent& WXUNUSED(event)) +{ #if wxUSE_DC_CACHEING // automated DC cache management: clear the cached DCs and bitmap // if it's likely that the app has finished with them, that is, we @@ -565,10 +580,14 @@ void wxApp::WakeUpIdle() } } +// ---------------------------------------------------------------------------- +// other wxApp event hanlders +// ---------------------------------------------------------------------------- + void wxApp::OnEndSession(wxCloseEvent& WXUNUSED(event)) { if (GetTopWindow()) - GetTopWindow()->Close(TRUE); + GetTopWindow()->Close(true); } // Default behaviour: close the application with prompts. The @@ -578,15 +597,18 @@ void wxApp::OnQueryEndSession(wxCloseEvent& event) if (GetTopWindow()) { if (!GetTopWindow()->Close(!event.CanVeto())) - event.Veto(TRUE); + event.Veto(true); } } +// ---------------------------------------------------------------------------- +// miscellaneous +// ---------------------------------------------------------------------------- + /* static */ int wxApp::GetComCtl32Version() { -//FIX ME FOR DIGITALMARS!! -#if defined(__WXMICROWIN__) || defined(__WXWINCE__) || defined(__DIGITALMARS__) +#if defined(__WXMICROWIN__) || defined(__WXWINCE__) return 0; #else // cache the result @@ -603,14 +625,14 @@ int wxApp::GetComCtl32Version() // we're prepared to handle the errors wxLogNull noLog; +#if wxUSE_DYNLIB_CLASS // do we have it? wxDynamicLibrary dllComCtl32(_T("comctl32.dll"), wxDL_VERBATIM); // if so, then we can check for the version if ( dllComCtl32.IsLoaded() ) { -#ifdef DLLVER_PLATFORM_WINDOWS - // try to use DllGetVersion() if available in _headers_ + // now check if the function is available during run-time wxDYNLIB_FUNCTION( DLLGETVERSIONPROC, DllGetVersion, dllComCtl32 ); if ( pfnDllGetVersion ) { @@ -631,7 +653,6 @@ int wxApp::GetComCtl32Version() dvi.dwMinorVersion; } } -#endif // if DllGetVersion() is unavailable either during compile or // run-time, try to guess the version otherwise @@ -662,6 +683,7 @@ int wxApp::GetComCtl32Version() } } } +#endif } return s_verComCtl32; @@ -673,7 +695,7 @@ int wxApp::GetComCtl32Version() bool wxApp::Yield(bool onlyIfNeeded) { // MT-FIXME - static bool s_inYield = FALSE; + static bool s_inYield = false; #if wxUSE_LOG // disable log flushing from here because a call to wxYield() shouldn't @@ -688,10 +710,10 @@ bool wxApp::Yield(bool onlyIfNeeded) wxFAIL_MSG( wxT("wxYield called recursively" ) ); } - return FALSE; + return false; } - s_inYield = TRUE; + s_inYield = true; // we don't want to process WM_QUIT from here - it should be processed in // the main event loop in order to stop it @@ -715,8 +737,48 @@ bool wxApp::Yield(bool onlyIfNeeded) wxLog::Resume(); #endif // wxUSE_LOG - s_inYield = FALSE; + s_inYield = false; + + return true; +} + +#if wxUSE_EXCEPTIONS + +// ---------------------------------------------------------------------------- +// exception handling +// ---------------------------------------------------------------------------- - return TRUE; +bool wxApp::OnExceptionInMainLoop() +{ + // ask the user about what to do: use the Win32 API function here as it + // could be dangerous to use any wxWidgets code in this state + switch ( + ::MessageBox + ( + NULL, + _T("An unhandled exception occurred. Press \"Abort\" to \ +terminate the program,\r\n\ +\"Retry\" to exit the program normally and \"Ignore\" to try to continue."), + _T("Unhandled exception"), + MB_ABORTRETRYIGNORE | + MB_ICONERROR| + MB_TASKMODAL + ) + ) + { + case IDABORT: + throw; + + default: + wxFAIL_MSG( _T("unexpected MessageBox() return code") ); + // fall through + + case IDRETRY: + return false; + + case IDIGNORE: + return true; + } } +#endif // wxUSE_EXCEPTIONS