X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/4a00d37c9662eaf6f663e716c809f629549f1322..739c5499fcab1c165b8dd0591c9fd9e2329b3cf9:/src/msw/app.cpp diff --git a/src/msw/app.cpp b/src/msw/app.cpp index 0e79d4627f..633722e016 100644 --- a/src/msw/app.cpp +++ b/src/msw/app.cpp @@ -121,13 +121,15 @@ extern void wxSetKeyboardHook(bool doIt); // see http://article.gmane.org/gmane.comp.lib.wxwidgets.devel/110282 struct ClassRegInfo { - // the base name of the class: this is used to construct the unique name in - // wxApp::GetRegisteredClassName() - wxString basename; + ClassRegInfo(const wxChar *name) + : regname(name), + regnameNR(regname + wxApp::GetNoRedrawClassSuffix()) + { + } // the name of the registered class with and without CS_[HV]REDRAW styles - wxString regname, - regnameNR; + wxString regname; + wxString regnameNR; }; namespace @@ -170,12 +172,12 @@ void *wxGUIAppTraits::BeforeChildWaitLoop() focus/activation entirely when the child process terminates which would happen if we simply disabled everything using wxWindowDisabler. Indeed, remember that Windows will never activate a disabled window and when the - last childs window is closed and Windows looks for a window to activate + last child's window is closed and Windows looks for a window to activate all our windows are still disabled. There is no way to enable them in - time because we don't know when the childs windows are going to be - closed, so the solution we use here is to keep one special tiny frame + time because we don't know when the child's windows are going to be + closed, so the solution we use here is to keep one special tiny dialog enabled all the time. Then when the child terminates it will get - activated and when we close it below -- after reenabling all the other + activated and when we close it below -- after re-enabling all the other windows! -- the previously active window becomes activated again and everything is ok. */ @@ -184,16 +186,16 @@ void *wxGUIAppTraits::BeforeChildWaitLoop() // first disable all existing windows wxWindowDisabler *wd = new wxWindowDisabler; - // then create an "invisible" frame: it has minimal size, is positioned - // (hopefully) outside the screen and doesn't appear on the taskbar - wxWindow *winActive = new wxFrame + // then create an "invisible" dialog: it has minimal size, is positioned + // (hopefully) outside the screen and doesn't appear in the Alt-TAB list + // (unlike the frames, which is why we use a dialog here) + wxWindow *winActive = new wxDialog ( wxTheApp->GetTopWindow(), wxID_ANY, wxEmptyString, wxPoint(32600, 32600), - wxSize(1, 1), - wxDEFAULT_FRAME_STYLE | wxFRAME_NO_TASKBAR + wxSize(1, 1) ); winActive->Show(); @@ -208,15 +210,16 @@ void wxGUIAppTraits::AfterChildWaitLoop(void *dataOrig) delete data->wd; - // finally delete the dummy frame and, as wd has been already destroyed and - // the other windows reenabled, the activation is going to return to the - // window which had had it before + // finally delete the dummy dialog and, as wd has been already destroyed + // and 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; } +#if wxUSE_THREADS bool wxGUIAppTraits::DoMessageFromThreadWait() { // we should return false only if the app should exit, i.e. only if @@ -231,14 +234,20 @@ bool wxGUIAppTraits::DoMessageFromThreadWait() return evtLoop->Dispatch(); } -DWORD wxGUIAppTraits::WaitForThread(WXHANDLE hThread) +DWORD wxGUIAppTraits::WaitForThread(WXHANDLE hThread, int flags) { - // 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() ) + // We only ever dispatch messages from the main thread and, additionally, + // even from the main thread we shouldn't wait for the message if we don't + // have a running event loop as we would never remove them from the message + // queue then and so we would enter an infinite loop as + // MsgWaitForMultipleObjects() keeps returning WAIT_OBJECT_0 + 1. + if ( flags == wxTHREAD_WAIT_BLOCK || + !wxIsMainThread() || + !wxEventLoop::GetActive() ) + { + // Simple blocking wait. return DoSimpleWaitForThread(hThread); + } return ::MsgWaitForMultipleObjects ( @@ -250,6 +259,7 @@ DWORD wxGUIAppTraits::WaitForThread(WXHANDLE hThread) QS_ALLPOSTMESSAGE ); } +#endif // wxUSE_THREADS wxPortId wxGUIAppTraits::GetToolkitVersion(int *majVer, int *minVer) const { @@ -294,6 +304,8 @@ wxEventLoopBase* wxGUIAppTraits::CreateEventLoop() #ifndef __WXWINCE__ +#if wxUSE_DYNLIB_CLASS + #include namespace @@ -545,7 +557,7 @@ bool wxConsoleStderr::Write(const wxString& text) return false; } - if ( !::WriteConsole(m_hStderr, text.wx_str(), text.length(), &ret, NULL) ) + if ( !::WriteConsole(m_hStderr, text.t_str(), text.length(), &ret, NULL) ) { wxLogLastError(wxT("WriteConsole")); return false; @@ -570,6 +582,20 @@ bool wxGUIAppTraits::WriteToStderr(const wxString& text) return s_consoleStderr.IsOkToUse() && s_consoleStderr.Write(text); } +#else // !wxUSE_DYNLIB_CLASS + +bool wxGUIAppTraits::CanUseStderr() +{ + return false; +} + +bool wxGUIAppTraits::WriteToStderr(const wxString& WXUNUSED(text)) +{ + return false; +} + +#endif // wxUSE_DYNLIB_CLASS/!wxUSE_DYNLIB_CLASS + #endif // !__WXWINCE__ // =========================================================================== @@ -650,7 +676,7 @@ const wxChar *wxApp::GetRegisteredClassName(const wxChar *name, const size_t count = gs_regClassesInfo.size(); for ( size_t n = 0; n < count; n++ ) { - if ( gs_regClassesInfo[n].basename == name ) + if ( gs_regClassesInfo[n].regname == name ) return gs_regClassesInfo[n].regname.c_str(); } @@ -659,23 +685,14 @@ const wxChar *wxApp::GetRegisteredClassName(const wxChar *name, wxZeroMemory(wndclass); wndclass.lpfnWndProc = (WNDPROC)wxWndProc; - wndclass.hInstance = wxhInstance; + wndclass.hInstance = wxGetInstance(); wndclass.hCursor = ::LoadCursor(NULL, IDC_ARROW); wndclass.hbrBackground = (HBRUSH)wxUIntToPtr(bgBrushCol + 1); wndclass.style = CS_HREDRAW | CS_VREDRAW | CS_DBLCLKS | extraStyles; - ClassRegInfo regClass; - regClass.basename = name; - - // constuct a unique suffix to allow registering the class with the same - // base name in a main application using wxWidgets and a DLL using - // wxWidgets loaded into its address space: as gs_regClassesInfo variable - // is different in them, we're going to obtain a unique prefix by using its - // address here - regClass.regname = regClass.basename + - wxString::Format(wxT("@%p"), &gs_regClassesInfo); - wndclass.lpszClassName = regClass.regname.wx_str(); + ClassRegInfo regClass(name); + wndclass.lpszClassName = regClass.regname.t_str(); if ( !::RegisterClass(&wndclass) ) { wxLogLastError(wxString::Format(wxT("RegisterClass(%s)"), @@ -683,17 +700,13 @@ const wxChar *wxApp::GetRegisteredClassName(const wxChar *name, return NULL; } - // NB: remember that code elsewhere supposes that no redraw class names - // use the same names as normal classes with "NR" suffix so we must put - // "NR" at the end instead of using more natural basename+"NR"+suffix - regClass.regnameNR = regClass.regname + GetNoRedrawClassSuffix(); wndclass.style &= ~(CS_HREDRAW | CS_VREDRAW); - wndclass.lpszClassName = regClass.regnameNR.wx_str(); + wndclass.lpszClassName = regClass.regnameNR.t_str(); if ( !::RegisterClass(&wndclass) ) { wxLogLastError(wxString::Format(wxT("RegisterClass(%s)"), regClass.regname)); - ::UnregisterClass(regClass.regname.c_str(), wxhInstance); + ::UnregisterClass(regClass.regname.c_str(), wxGetInstance()); return NULL; } @@ -703,7 +716,7 @@ const wxChar *wxApp::GetRegisteredClassName(const wxChar *name, // function returns (it could be invalidated later if new elements are // added to the vector and it's reallocated but this shouldn't matter as // this pointer should be used right now, not stored) - return gs_regClassesInfo.back().regname.wx_str(); + return gs_regClassesInfo.back().regname.t_str(); } bool wxApp::IsRegisteredClassName(const wxString& name) @@ -725,13 +738,13 @@ void wxApp::UnregisterWindowClasses() for ( size_t n = 0; n < count; n++ ) { const ClassRegInfo& regClass = gs_regClassesInfo[n]; - if ( !::UnregisterClass(regClass.regname.c_str(), wxhInstance) ) + if ( !::UnregisterClass(regClass.regname.c_str(), wxGetInstance()) ) { wxLogLastError(wxString::Format(wxT("UnregisterClass(%s)"), regClass.regname)); } - if ( !::UnregisterClass(regClass.regnameNR.c_str(), wxhInstance) ) + if ( !::UnregisterClass(regClass.regnameNR.c_str(), wxGetInstance()) ) { wxLogLastError(wxString::Format(wxT("UnregisterClass(%s)"), regClass.regnameNR));