X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/3135f4a7785f188af291c35ce5df6bdd13672300..239446b4150e55c1dfed186340f144d78c2f1cc9:/src/msw/app.cpp diff --git a/src/msw/app.cpp b/src/msw/app.cpp index a03d31788a..81c4be228d 100644 --- a/src/msw/app.cpp +++ b/src/msw/app.cpp @@ -89,6 +89,31 @@ #include "wx/msw/msvcrt.h" +// ---------------------------------------------------------------------------- +// conditional compilation +// ---------------------------------------------------------------------------- + +// The macro _WIN32_IE is defined by commctrl.h (unless it had already been +// defined before) and shows us what common control features are available +// during the compile time (it doesn't mean that they will be available during +// the run-time, use GetComCtl32Version() to test for them!). The possible +// values are: +// +// 0x0200 for comctl32.dll 4.00 shipped with Win95/NT 4.0 +// 0x0300 4.70 IE 3.x +// 0x0400 4.71 IE 4.0 +// 0x0401 4.72 IE 4.01 and Win98 +// 0x0500 5.00 IE 5.x and NT 5.0 (Win2000) + +#ifndef _WIN32_IE + // minimal set of features by default + #define _WIN32_IE 0x0200 +#endif + +#if _WIN32_IE >= 0x0300 + #include +#endif + // --------------------------------------------------------------------------- // global variables // --------------------------------------------------------------------------- @@ -100,22 +125,19 @@ extern wxList WXDLLEXPORT wxPendingDelete; extern void wxSetKeyboardHook(bool doIt); extern wxCursor *g_globalCursor; -HINSTANCE wxhInstance = 0; MSG s_currentMsg; wxApp *wxTheApp = NULL; -// FIXME why not const? and not static? - // NB: all "NoRedraw" classes must have the same names as the "normal" classes // with NR suffix - wxWindow::MSWCreate() supposes this -wxChar wxFrameClassName[] = wxT("wxFrameClass"); -wxChar wxFrameClassNameNoRedraw[] = wxT("wxFrameClassNR"); -wxChar wxMDIFrameClassName[] = wxT("wxMDIFrameClass"); -wxChar wxMDIFrameClassNameNoRedraw[] = wxT("wxMDIFrameClassNR"); -wxChar wxMDIChildFrameClassName[] = wxT("wxMDIChildFrameClass"); -wxChar wxMDIChildFrameClassNameNoRedraw[] = wxT("wxMDIChildFrameClassNR"); -wxChar wxPanelClassName[] = wxT("wxPanelClass"); -wxChar wxCanvasClassName[] = wxT("wxCanvasClass"); +const wxChar *wxFrameClassName = wxT("wxFrameClass"); +const wxChar *wxFrameClassNameNoRedraw = wxT("wxFrameClassNR"); +const wxChar *wxMDIFrameClassName = wxT("wxMDIFrameClass"); +const wxChar *wxMDIFrameClassNameNoRedraw = wxT("wxMDIFrameClassNR"); +const wxChar *wxMDIChildFrameClassName = wxT("wxMDIChildFrameClass"); +const wxChar *wxMDIChildFrameClassNameNoRedraw = wxT("wxMDIChildFrameClassNR"); +const wxChar *wxPanelClassName = wxT("wxPanelClass"); +const wxChar *wxCanvasClassName = wxT("wxCanvasClass"); HICON wxSTD_FRAME_ICON = (HICON) NULL; HICON wxSTD_MDICHILDFRAME_ICON = (HICON) NULL; @@ -129,14 +151,10 @@ HBRUSH wxDisableButtonBrush = (HBRUSH) 0; LRESULT WXDLLEXPORT APIENTRY wxWndProc(HWND, UINT, WPARAM, LPARAM); -#if defined(__WIN95__) && !defined(__TWIN32__) - #define wxUSE_RICHEDIT 1 -#else - #define wxUSE_RICHEDIT 0 -#endif - #if wxUSE_RICHEDIT - static HINSTANCE gs_hRichEdit = (HINSTANCE) NULL; + // the handle to richedit DLL and the version of the DLL loaded + static HINSTANCE gs_hRichEdit = (HINSTANCE)NULL; + static int gs_verRichEdit = -1; #endif // =========================================================================== @@ -147,7 +165,6 @@ LRESULT WXDLLEXPORT APIENTRY wxWndProc(HWND, UINT, WPARAM, LPARAM); // wxApp // --------------------------------------------------------------------------- -#if !USE_SHARED_LIBRARY IMPLEMENT_DYNAMIC_CLASS(wxApp, wxEvtHandler) BEGIN_EVENT_TABLE(wxApp, wxEvtHandler) @@ -155,7 +172,6 @@ LRESULT WXDLLEXPORT APIENTRY wxWndProc(HWND, UINT, WPARAM, LPARAM); EVT_END_SESSION(wxApp::OnEndSession) EVT_QUERY_END_SESSION(wxApp::OnQueryEndSession) END_EVENT_TABLE() -#endif //// Initialize bool wxApp::Initialize() @@ -193,15 +209,6 @@ bool wxApp::Initialize() #if defined(__WIN95__) InitCommonControls(); -#if wxUSE_RICHEDIT - gs_hRichEdit = LoadLibrary(wxT("RICHED32.DLL")); - - if (gs_hRichEdit == (HINSTANCE) NULL) - { - wxLogError(_("Could not initialise Rich Edit DLL")); - } -#endif // wxUSE_RICHEDIT - #endif // __WIN95__ #if wxUSE_OLE @@ -226,6 +233,8 @@ bool wxApp::Initialize() g_globalCursor = new wxCursor; + // VZ: these icons are not in wx.rc anyhow (but should they?)! +#if 0 wxSTD_FRAME_ICON = LoadIcon(wxhInstance, wxT("wxSTD_FRAME")); wxSTD_MDIPARENTFRAME_ICON = LoadIcon(wxhInstance, wxT("wxSTD_MDIPARENTFRAME")); wxSTD_MDICHILDFRAME_ICON = LoadIcon(wxhInstance, wxT("wxSTD_MDICHILDFRAME")); @@ -233,6 +242,7 @@ bool wxApp::Initialize() wxDEFAULT_FRAME_ICON = LoadIcon(wxhInstance, wxT("wxDEFAULT_FRAME")); wxDEFAULT_MDIPARENTFRAME_ICON = LoadIcon(wxhInstance, wxT("wxDEFAULT_MDIPARENTFRAME")); wxDEFAULT_MDICHILDFRAME_ICON = LoadIcon(wxhInstance, wxT("wxDEFAULT_MDICHILDFRAME")); +#endif // 0 RegisterWindowClasses(); @@ -514,15 +524,11 @@ void wxApp::CleanUp() wxSetKeyboardHook(FALSE); -#ifdef __WIN95__ - #if wxUSE_RICHEDIT if (gs_hRichEdit != (HINSTANCE) NULL) FreeLibrary(gs_hRichEdit); #endif -#endif - #if wxUSE_PENWINDOWS wxCleanUpPenWin(); #endif @@ -608,7 +614,17 @@ int wxEntry(WXHINSTANCE hInstance, // (another useful flag is _CRTDBG_DELAY_FREE_MEM_DF which doesn't free // deallocated memory which may be used to simulate low-memory condition) wxCrtSetDbgFlag(_CRTDBG_LEAK_CHECK_DF); - +#ifdef __MWERKS__ +#if (defined(__WXDEBUG__) && wxUSE_MEMORY_TRACING) || wxUSE_DEBUG_CONTEXT + // This seems to be necessary since there are 'rogue' + // objects present at this point (perhaps global objects?) + // Setting a checkpoint will ignore them as far as the + // memory checking facility is concerned. + // Of course you may argue that memory allocated in globals should be + // checked, but this is a reasonable compromise. + wxDebugContext::SetCheckpoint(); +#endif +#endif // take everything into a try-except block in release build // FIXME other compilers must support Win32 SEH (structured exception // handling) too, just find the appropriate keyword in their docs! @@ -620,7 +636,6 @@ int wxEntry(WXHINSTANCE hInstance, #else #undef CATCH_PROGRAM_EXCEPTIONS #endif - wxhInstance = (HINSTANCE) hInstance; if (!wxApp::Initialize()) @@ -648,6 +663,13 @@ int wxEntry(WXHINSTANCE hInstance, // but this call is provided for compatibility across platforms. wxTheApp->OnInitGui(); + // We really don't want timestamps by default, because it means + // we can't simply double-click on the error message and get to that + // line in the source. So VC++ at least, let's have a sensible default. +#ifdef __VISUALC__ + wxLog::SetTimestamp(NULL); +#endif + int retValue = 0; if ( wxTheApp->OnInit() ) @@ -1089,47 +1111,137 @@ void wxApp::OnQueryEndSession(wxCloseEvent& event) } } -int wxApp::GetComCtl32Version() const +#if wxUSE_RICHEDIT + +/* static */ +bool wxApp::InitRichEdit(int version) { - // have we loaded COMCTL32 yet? - HMODULE theModule = ::GetModuleHandle(wxT("COMCTL32")); - int version = 0; + wxCHECK_MSG( version >= 1 && version <= 3, FALSE, + _T("incorrect richedit control version requested") ); + + if ( version <= gs_verRichEdit ) + { + // we've already got this or better + return TRUE; + } - // if so, then we can check for the version - if (theModule) + if ( gs_hRichEdit ) { - // InitCommonControlsEx is unique to 4.7 and later - FARPROC theProc = ::GetProcAddress(theModule, "InitCommonControlsEx"); + ::FreeLibrary(gs_hRichEdit); + } - if (! theProc) - { // not found, must be 4.00 - version = 400; - } - else + // always try load riched20.dll first - like this we won't have to reload + // it later if we're first asked for RE 1 and then for RE 2 or 3 + wxString dllname = _T("riched20.dll"); + gs_hRichEdit = ::LoadLibrary(dllname); + if ( !gs_hRichEdit && (version == 1) ) + { + // fall back to RE 1 + dllname = _T("riched32.dll"); + gs_hRichEdit = ::LoadLibrary(dllname); + } + + if ( !gs_hRichEdit ) + { + wxLogSysError(_("Could not load Rich Edit DLL '%s'"), dllname.c_str()); + + gs_verRichEdit = -1; + + return FALSE; + } + + gs_verRichEdit = version; + + return TRUE; +} + +#endif // wxUSE_RICHEDIT + +/* static */ +int wxApp::GetComCtl32Version() +{ + // cache the result + static int s_verComCtl32 = -1; + + wxCRIT_SECT_DECLARE(csComCtl32); + wxCRIT_SECT_LOCKER(lock, csComCtl32); + + if ( s_verComCtl32 == -1 ) + { + // initally assume no comctl32.dll at all + s_verComCtl32 = 0; + + // do we have it? + HMODULE hModuleComCtl32 = ::GetModuleHandle(wxT("COMCTL32")); + + // if so, then we can check for the version + if ( hModuleComCtl32 ) { - // The following symbol are unique to 4.71 - // DllInstall - // FlatSB_EnableScrollBar FlatSB_GetScrollInfo FlatSB_GetScrollPos - // FlatSB_GetScrollProp FlatSB_GetScrollRange FlatSB_SetScrollInfo - // FlatSB_SetScrollPos FlatSB_SetScrollProp FlatSB_SetScrollRange - // FlatSB_ShowScrollBar - // _DrawIndirectImageList _DuplicateImageList - // InitializeFlatSB - // UninitializeFlatSB - // we could check for any of these - I chose DllInstall - FARPROC theProc = ::GetProcAddress(theModule, "DllInstall"); - if (! theProc) - { - // not found, must be 4.70 - version = 470; - } - else - { // found, must be 4.71 - version = 471; - } + // try to use DllGetVersion() if available in _headers_ + #ifdef DLLVER_PLATFORM_WINDOWS // defined in shlwapi.h + DLLGETVERSIONPROC pfnDllGetVersion = (DLLGETVERSIONPROC) + ::GetProcAddress(hModuleComCtl32, _T("DllGetVersion")); + if ( pfnDllGetVersion ) + { + DLLVERSIONINFO dvi; + dvi.cbSize = sizeof(dvi); + + HRESULT hr = (*pfnDllGetVersion)(&dvi); + if ( FAILED(hr) ) + { + wxLogApiError(_T("DllGetVersion"), hr); + } + else + { + // this is incompatible with _WIN32_IE values, but + // compatible with the other values returned by + // GetComCtl32Version() + s_verComCtl32 = 100*dvi.dwMajorVersion + + dvi.dwMinorVersion; + } + } + #endif + // DllGetVersion() unavailable either during compile or + // run-time, try to guess the version otherwise + if ( !s_verComCtl32 ) + { + // InitCommonControlsEx is unique to 4.70 and later + FARPROC theProc = ::GetProcAddress + ( + hModuleComCtl32, + _T("InitCommonControlsEx") + ); + + if ( !theProc ) + { + // not found, must be 4.00 + s_verComCtl32 = 400; + } + else + { + // many symbols appeared in comctl32 4.71, could use + // any of them except may be DllInstall + theProc = ::GetProcAddress + ( + hModuleComCtl32, + _T("InitializeFlatSB") + ); + if ( !theProc ) + { + // not found, must be 4.70 + s_verComCtl32 = 470; + } + else + { + // found, must be 4.71 + s_verComCtl32 = 471; + } + } + } } } - return version; + + return s_verComCtl32; } void wxExit() @@ -1159,6 +1271,29 @@ bool wxYield() return TRUE; } +//----------------------------------------------------------------------------- +// wxWakeUpIdle +//----------------------------------------------------------------------------- + +void wxWakeUpIdle() +{ + // Send the top window a dummy message so idle handler processing will + // start up again. Doing it this way ensures that the idle handler + // wakes up in the right thread (see also wxWakeUpMainThread() which does + // the same for the main app thread only) + wxWindow *topWindow = wxTheApp->GetTopWindow(); + if ( topWindow ) + { + if ( !::PostMessage(GetHwndOf(topWindow), WM_NULL, 0, 0) ) + { + // should never happen + wxLogLastError("PostMessage(WM_NULL)"); + } + } +} + +//----------------------------------------------------------------------------- + wxIcon wxApp::GetStdIcon(int which) const { @@ -1182,17 +1317,6 @@ wxApp::GetStdIcon(int which) const } } - -HINSTANCE wxGetInstance() -{ - return wxhInstance; -} - -void wxSetInstance(HINSTANCE hInst) -{ - wxhInstance = hInst; -} - // For some reason, with MSVC++ 1.5, WinMain isn't linked in properly // if in a separate file. So include it here to ensure it's linked. #if (defined(__VISUALC__) && !defined(__WIN32__)) || (defined(__GNUWIN32__) && !defined(__TWIN32__))