/**************************************************************************** ** ** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). ** All rights reserved. ** Contact: Nokia Corporation (qt-info@nokia.com) ** ** This file is part of the QtCore module of the Qt Toolkit. ** ** $QT_BEGIN_LICENSE:LGPL$ ** GNU Lesser General Public License Usage ** This file may be used under the terms of the GNU Lesser General Public ** License version 2.1 as published by the Free Software Foundation and ** appearing in the file LICENSE.LGPL included in the packaging of this ** file. Please review the following information to ensure the GNU Lesser ** General Public License version 2.1 requirements will be met: ** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. ** ** In addition, as a special exception, Nokia gives you certain additional ** rights. These rights are described in the Nokia Qt LGPL Exception ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. ** ** GNU General Public License Usage ** Alternatively, this file may be used under the terms of the GNU General ** Public License version 3.0 as published by the Free Software Foundation ** and appearing in the file LICENSE.GPL included in the packaging of this ** file. Please review the following information to ensure the GNU General ** Public License version 3.0 requirements will be met: ** http://www.gnu.org/copyleft/gpl.html. ** ** Other Usage ** Alternatively, this file may be used in accordance with the terms and ** conditions contained in a signed written agreement between you and Nokia. ** ** ** ** ** ** $QT_END_LICENSE$ ** ****************************************************************************/ #include "qcoreapplication.h" #include "qcoreapplication_p.h" #include "qstringlist.h" #include "qt_windows.h" #include "qvector.h" #include "qmutex.h" #include "qfileinfo.h" #include "qcorecmdlineargs_p.h" #include #include QT_BEGIN_NAMESPACE bool usingWinMain = false; // whether the qWinMain() is used or not int appCmdShow = 0; Q_CORE_EXPORT HINSTANCE qWinAppInst() // get Windows app handle { return GetModuleHandle(0); } Q_CORE_EXPORT HINSTANCE qWinAppPrevInst() // get Windows prev app handle { return 0; } Q_CORE_EXPORT int qWinAppCmdShow() // get main window show command { #if defined(Q_OS_WINCE) return appCmdShow; #else STARTUPINFO startupInfo; GetStartupInfo(&startupInfo); return (startupInfo.dwFlags & STARTF_USESHOWWINDOW) ? startupInfo.wShowWindow : SW_SHOWDEFAULT; #endif } Q_CORE_EXPORT QString qAppFileName() // get application file name { // We do MAX_PATH + 2 here, and request with MAX_PATH + 1, so we can handle all paths // up to, and including MAX_PATH size perfectly fine with string termination, as well // as easily detect if the file path is indeed larger than MAX_PATH, in which case we // need to use the heap instead. This is a work-around, since contrary to what the // MSDN documentation states, GetModuleFileName sometimes doesn't set the // ERROR_INSUFFICIENT_BUFFER error number, and we thus cannot rely on this value if // GetModuleFileName(0, buffer, MAX_PATH) == MAX_PATH. // GetModuleFileName(0, buffer, MAX_PATH + 1) == MAX_PATH just means we hit the normal // file path limit, and we handle it normally, if the result is MAX_PATH + 1, we use // heap (even if the result _might_ be exactly MAX_PATH + 1, but that's ok). wchar_t buffer[MAX_PATH + 2]; DWORD v = GetModuleFileName(0, buffer, MAX_PATH + 1); buffer[MAX_PATH + 1] = 0; if (v == 0) return QString(); else if (v <= MAX_PATH) return QString::fromWCharArray(buffer); // MAX_PATH sized buffer wasn't large enough to contain the full path, use heap wchar_t *b = 0; int i = 1; size_t size; do { ++i; size = MAX_PATH * i; b = reinterpret_cast(realloc(b, (size + 1) * sizeof(wchar_t))); if (b) v = GetModuleFileName(NULL, b, size); } while (b && v == size); if (b) *(b + size) = 0; QString res = QString::fromWCharArray(b); free(b); return res; } QString QCoreApplicationPrivate::appName() const { return QFileInfo(qAppFileName()).baseName(); } class QWinMsgHandlerCriticalSection { CRITICAL_SECTION cs; public: QWinMsgHandlerCriticalSection() { InitializeCriticalSection(&cs); } ~QWinMsgHandlerCriticalSection() { DeleteCriticalSection(&cs); } void lock() { EnterCriticalSection(&cs); } void unlock() { LeaveCriticalSection(&cs); } }; Q_CORE_EXPORT void qWinMsgHandler(QtMsgType t, const char* str) { Q_UNUSED(t); // OutputDebugString is not threadsafe. // cannot use QMutex here, because qWarning()s in the QMutex // implementation may cause this function to recurse static QWinMsgHandlerCriticalSection staticCriticalSection; if (!str) str = "(null)"; staticCriticalSection.lock(); QString s(QString::fromLocal8Bit(str)); s += QLatin1Char('\n'); OutputDebugString((wchar_t*)s.utf16()); staticCriticalSection.unlock(); } /***************************************************************************** qWinMain() - Initializes Windows. Called from WinMain() in qtmain_win.cpp *****************************************************************************/ #if defined(Q_OS_WINCE) Q_CORE_EXPORT void __cdecl qWinMain(HINSTANCE instance, HINSTANCE prevInstance, LPSTR cmdParam, int cmdShow, int &argc, QVector &argv) #else Q_CORE_EXPORT void qWinMain(HINSTANCE instance, HINSTANCE prevInstance, LPSTR cmdParam, int cmdShow, int &argc, QVector &argv) #endif { static bool already_called = false; if (already_called) { qWarning("Qt: Internal error: qWinMain should be called only once"); return; } already_called = true; usingWinMain = true; // Install default debug handler qInstallMsgHandler(qWinMsgHandler); // Create command line argv = qWinCmdLine(cmdParam, int(strlen(cmdParam)), argc); appCmdShow = cmdShow; // Ignore Windows parameters Q_UNUSED(instance); Q_UNUSED(prevInstance); } /*! The message procedure calls this function for every message received. Reimplement this function if you want to process window messages \a msg that are not processed by Qt. If you don't want the event to be processed by Qt, then return true and set \a result to the value that the window procedure should return. Otherwise return false. It is only directly addressed messages that are filtered. To handle system wide messages, such as messages from a registered hot key, you need to install an event filter on the event dispatcher, which is returned from QAbstractEventDispatcher::instance(). */ bool QCoreApplication::winEventFilter(MSG *msg, long *result) // Windows event filter { Q_UNUSED(msg); Q_UNUSED(result); return false; } void QCoreApplicationPrivate::removePostedTimerEvent(QObject *object, int timerId) { QThreadData *data = object->d_func()->threadData; QMutexLocker locker(&data->postEventList.mutex); if (data->postEventList.size() == 0) return; for (int i = 0; i < data->postEventList.size(); ++i) { const QPostEvent & pe = data->postEventList.at(i); if (pe.receiver == object && pe.event && (pe.event->type() == QEvent::Timer || pe.event->type() == QEvent::ZeroTimerEvent) && static_cast(pe.event)->timerId() == timerId) { --pe.receiver->d_func()->postedEvents; pe.event->posted = false; delete pe.event; const_cast(pe).event = 0; return; } } } #if defined(Q_OS_WIN) && !defined(QT_NO_DEBUG_STREAM) /***************************************************************************** Convenience functions for convert WM_* messages into human readable strings, including a nifty QDebug operator<< for simpel QDebug() << msg output. *****************************************************************************/ QT_BEGIN_INCLUDE_NAMESPACE #include #include "qdebug.h" QT_END_INCLUDE_NAMESPACE #if !defined(GET_X_LPARAM) # define GET_X_LPARAM(lp) ((int)(short)LOWORD(lp)) # define GET_Y_LPARAM(lp) ((int)(short)HIWORD(lp)) #endif #ifdef _WIN32_WCE # ifndef WM_NCACTIVATE # define WM_NCACTIVATE 0x86 # endif #endif // The values below should never change. Note that none of the usual // WM_...FIRST & WM_...LAST values are in the list, as they normally have other // WM_... representations struct KnownWM { uint WM; const char* str; } knownWM[] = {{ 0x0000, "WM_NULL" }, { 0x0001, "WM_CREATE" }, { 0x0002, "WM_DESTROY" }, { 0x0003, "WM_MOVE" }, { 0x0005, "WM_SIZE" }, { 0x0006, "WM_ACTIVATE" }, { 0x0007, "WM_SETFOCUS" }, { 0x0008, "WM_KILLFOCUS" }, { 0x000A, "WM_ENABLE" }, { 0x000B, "WM_SETREDRAW" }, { 0x000C, "WM_SETTEXT" }, { 0x000D, "WM_GETTEXT" }, { 0x000E, "WM_GETTEXTLENGTH" }, { 0x000F, "WM_PAINT" }, { 0x0010, "WM_CLOSE" }, { 0x0011, "WM_QUERYENDSESSION" }, { 0x0013, "WM_QUERYOPEN" }, { 0x0016, "WM_ENDSESSION" }, { 0x0012, "WM_QUIT" }, { 0x0014, "WM_ERASEBKGND" }, { 0x0015, "WM_SYSCOLORCHANGE" }, { 0x0018, "WM_SHOWWINDOW" }, { 0x001A, "WM_WININICHANGE" }, { 0x001B, "WM_DEVMODECHANGE" }, { 0x001C, "WM_ACTIVATEAPP" }, { 0x001D, "WM_FONTCHANGE" }, { 0x001E, "WM_TIMECHANGE" }, { 0x001F, "WM_CANCELMODE" }, { 0x0020, "WM_SETCURSOR" }, { 0x0021, "WM_MOUSEACTIVATE" }, { 0x0022, "WM_CHILDACTIVATE" }, { 0x0023, "WM_QUEUESYNC" }, { 0x0024, "WM_GETMINMAXINFO" }, { 0x0026, "WM_PAINTICON" }, { 0x0027, "WM_ICONERASEBKGND" }, { 0x0028, "WM_NEXTDLGCTL" }, { 0x002A, "WM_SPOOLERSTATUS" }, { 0x002B, "WM_DRAWITEM" }, { 0x002C, "WM_MEASUREITEM" }, { 0x002D, "WM_DELETEITEM" }, { 0x002E, "WM_VKEYTOITEM" }, { 0x002F, "WM_CHARTOITEM" }, { 0x0030, "WM_SETFONT" }, { 0x0031, "WM_GETFONT" }, { 0x0032, "WM_SETHOTKEY" }, { 0x0033, "WM_GETHOTKEY" }, { 0x0037, "WM_QUERYDRAGICON" }, { 0x0039, "WM_COMPAREITEM" }, { 0x003D, "WM_GETOBJECT" }, { 0x0041, "WM_COMPACTING" }, { 0x0044, "WM_COMMNOTIFY" }, { 0x0046, "WM_WINDOWPOSCHANGING" }, { 0x0047, "WM_WINDOWPOSCHANGED" }, { 0x0048, "WM_POWER" }, { 0x004A, "WM_COPYDATA" }, { 0x004B, "WM_CANCELJOURNAL" }, { 0x004E, "WM_NOTIFY" }, { 0x0050, "WM_INPUTLANGCHANGEREQUEST" }, { 0x0051, "WM_INPUTLANGCHANGE" }, { 0x0052, "WM_TCARD" }, { 0x0053, "WM_HELP" }, { 0x0054, "WM_USERCHANGED" }, { 0x0055, "WM_NOTIFYFORMAT" }, { 0x007B, "WM_CONTEXTMENU" }, { 0x007C, "WM_STYLECHANGING" }, { 0x007D, "WM_STYLECHANGED" }, { 0x007E, "WM_DISPLAYCHANGE" }, { 0x007F, "WM_GETICON" }, { 0x0080, "WM_SETICON" }, { 0x0081, "WM_NCCREATE" }, { 0x0082, "WM_NCDESTROY" }, { 0x0083, "WM_NCCALCSIZE" }, { 0x0084, "WM_NCHITTEST" }, { 0x0085, "WM_NCPAINT" }, { 0x0086, "WM_NCACTIVATE" }, { 0x0087, "WM_GETDLGCODE" }, { 0x0088, "WM_SYNCPAINT" }, { 0x00A0, "WM_NCMOUSEMOVE" }, { 0x00A1, "WM_NCLBUTTONDOWN" }, { 0x00A2, "WM_NCLBUTTONUP" }, { 0x00A3, "WM_NCLBUTTONDBLCLK" }, { 0x00A4, "WM_NCRBUTTONDOWN" }, { 0x00A5, "WM_NCRBUTTONUP" }, { 0x00A6, "WM_NCRBUTTONDBLCLK" }, { 0x00A7, "WM_NCMBUTTONDOWN" }, { 0x00A8, "WM_NCMBUTTONUP" }, { 0x00A9, "WM_NCMBUTTONDBLCLK" }, { 0x00AB, "WM_NCXBUTTONDOWN" }, { 0x00AC, "WM_NCXBUTTONUP" }, { 0x00AD, "WM_NCXBUTTONDBLCLK" }, { 0x00FF, "WM_INPUT" }, { 0x0100, "WM_KEYDOWN" }, { 0x0101, "WM_KEYUP" }, { 0x0102, "WM_CHAR" }, { 0x0103, "WM_DEADCHAR" }, { 0x0104, "WM_SYSKEYDOWN" }, { 0x0105, "WM_SYSKEYUP" }, { 0x0106, "WM_SYSCHAR" }, { 0x0107, "WM_SYSDEADCHAR" }, { 0x0109, "WM_UNICHAR" }, { 0x010D, "WM_IME_STARTCOMPOSITION" }, { 0x010E, "WM_IME_ENDCOMPOSITION" }, { 0x010F, "WM_IME_COMPOSITION" }, { 0x0110, "WM_INITDIALOG" }, { 0x0111, "WM_COMMAND" }, { 0x0112, "WM_SYSCOMMAND" }, { 0x0113, "WM_TIMER" }, { 0x0114, "WM_HSCROLL" }, { 0x0115, "WM_VSCROLL" }, { 0x0116, "WM_INITMENU" }, { 0x0117, "WM_INITMENUPOPUP" }, { 0x011F, "WM_MENUSELECT" }, { 0x0120, "WM_MENUCHAR" }, { 0x0121, "WM_ENTERIDLE" }, { 0x0122, "WM_MENURBUTTONUP" }, { 0x0123, "WM_MENUDRAG" }, { 0x0124, "WM_MENUGETOBJECT" }, { 0x0125, "WM_UNINITMENUPOPUP" }, { 0x0126, "WM_MENUCOMMAND" }, { 0x0127, "WM_CHANGEUISTATE" }, { 0x0128, "WM_UPDATEUISTATE" }, { 0x0129, "WM_QUERYUISTATE" }, { 0x0132, "WM_CTLCOLORMSGBOX" }, { 0x0133, "WM_CTLCOLOREDIT" }, { 0x0134, "WM_CTLCOLORLISTBOX" }, { 0x0135, "WM_CTLCOLORBTN" }, { 0x0136, "WM_CTLCOLORDLG" }, { 0x0137, "WM_CTLCOLORSCROLLBAR" }, { 0x0138, "WM_CTLCOLORSTATIC" }, { 0x0200, "WM_MOUSEMOVE" }, { 0x0201, "WM_LBUTTONDOWN" }, { 0x0202, "WM_LBUTTONUP" }, { 0x0203, "WM_LBUTTONDBLCLK" }, { 0x0204, "WM_RBUTTONDOWN" }, { 0x0205, "WM_RBUTTONUP" }, { 0x0206, "WM_RBUTTONDBLCLK" }, { 0x0207, "WM_MBUTTONDOWN" }, { 0x0208, "WM_MBUTTONUP" }, { 0x0209, "WM_MBUTTONDBLCLK" }, { 0x020A, "WM_MOUSEWHEEL" }, { 0x020B, "WM_XBUTTONDOWN" }, { 0x020C, "WM_XBUTTONUP" }, { 0x020D, "WM_XBUTTONDBLCLK" }, { 0x020E, "WM_MOUSEHWHEEL" }, { 0x0210, "WM_PARENTNOTIFY" }, { 0x0211, "WM_ENTERMENULOOP" }, { 0x0212, "WM_EXITMENULOOP" }, { 0x0213, "WM_NEXTMENU" }, { 0x0214, "WM_SIZING" }, { 0x0215, "WM_CAPTURECHANGED" }, { 0x0216, "WM_MOVING" }, { 0x0218, "WM_POWERBROADCAST" }, { 0x0219, "WM_DEVICECHANGE" }, { 0x0220, "WM_MDICREATE" }, { 0x0221, "WM_MDIDESTROY" }, { 0x0222, "WM_MDIACTIVATE" }, { 0x0223, "WM_MDIRESTORE" }, { 0x0224, "WM_MDINEXT" }, { 0x0225, "WM_MDIMAXIMIZE" }, { 0x0226, "WM_MDITILE" }, { 0x0227, "WM_MDICASCADE" }, { 0x0228, "WM_MDIICONARRANGE" }, { 0x0229, "WM_MDIGETACTIVE" }, { 0x0230, "WM_MDISETMENU" }, { 0x0231, "WM_ENTERSIZEMOVE" }, { 0x0232, "WM_EXITSIZEMOVE" }, { 0x0233, "WM_DROPFILES" }, { 0x0234, "WM_MDIREFRESHMENU" }, { 0x0281, "WM_IME_SETCONTEXT" }, { 0x0282, "WM_IME_NOTIFY" }, { 0x0283, "WM_IME_CONTROL" }, { 0x0284, "WM_IME_COMPOSITIONFULL" }, { 0x0285, "WM_IME_SELECT" }, { 0x0286, "WM_IME_CHAR" }, { 0x0288, "WM_IME_REQUEST" }, { 0x0290, "WM_IME_KEYDOWN" }, { 0x0291, "WM_IME_KEYUP" }, { 0x02A0, "WM_NCMOUSEHOVER" }, { 0x02A1, "WM_MOUSEHOVER" }, { 0x02A2, "WM_NCMOUSELEAVE" }, { 0x02A3, "WM_MOUSELEAVE" }, { 0x02B1, "WM_WTSSESSION_CHANGE" }, { 0x02C0, "WM_TABLET_FIRST" }, { 0x02C1, "WM_TABLET_FIRST + 1" }, { 0x02C2, "WM_TABLET_FIRST + 2" }, { 0x02C3, "WM_TABLET_FIRST + 3" }, { 0x02C4, "WM_TABLET_FIRST + 4" }, { 0x02C5, "WM_TABLET_FIRST + 5" }, { 0x02C6, "WM_TABLET_FIRST + 6" }, { 0x02C7, "WM_TABLET_FIRST + 7" }, { 0x02C8, "WM_TABLET_FIRST + 8" }, { 0x02C9, "WM_TABLET_FIRST + 9" }, { 0x02CA, "WM_TABLET_FIRST + 10" }, { 0x02CB, "WM_TABLET_FIRST + 11" }, { 0x02CC, "WM_TABLET_FIRST + 12" }, { 0x02CD, "WM_TABLET_FIRST + 13" }, { 0x02CE, "WM_TABLET_FIRST + 14" }, { 0x02CF, "WM_TABLET_FIRST + 15" }, { 0x02D0, "WM_TABLET_FIRST + 16" }, { 0x02D1, "WM_TABLET_FIRST + 17" }, { 0x02D2, "WM_TABLET_FIRST + 18" }, { 0x02D3, "WM_TABLET_FIRST + 19" }, { 0x02D4, "WM_TABLET_FIRST + 20" }, { 0x02D5, "WM_TABLET_FIRST + 21" }, { 0x02D6, "WM_TABLET_FIRST + 22" }, { 0x02D7, "WM_TABLET_FIRST + 23" }, { 0x02D8, "WM_TABLET_FIRST + 24" }, { 0x02D9, "WM_TABLET_FIRST + 25" }, { 0x02DA, "WM_TABLET_FIRST + 26" }, { 0x02DB, "WM_TABLET_FIRST + 27" }, { 0x02DC, "WM_TABLET_FIRST + 28" }, { 0x02DD, "WM_TABLET_FIRST + 29" }, { 0x02DE, "WM_TABLET_FIRST + 30" }, { 0x02DF, "WM_TABLET_LAST" }, { 0x0300, "WM_CUT" }, { 0x0301, "WM_COPY" }, { 0x0302, "WM_PASTE" }, { 0x0303, "WM_CLEAR" }, { 0x0304, "WM_UNDO" }, { 0x0305, "WM_RENDERFORMAT" }, { 0x0306, "WM_RENDERALLFORMATS" }, { 0x0307, "WM_DESTROYCLIPBOARD" }, { 0x0308, "WM_DRAWCLIPBOARD" }, { 0x0309, "WM_PAINTCLIPBOARD" }, { 0x030A, "WM_VSCROLLCLIPBOARD" }, { 0x030B, "WM_SIZECLIPBOARD" }, { 0x030C, "WM_ASKCBFORMATNAME" }, { 0x030D, "WM_CHANGECBCHAIN" }, { 0x030E, "WM_HSCROLLCLIPBOARD" }, { 0x030F, "WM_QUERYNEWPALETTE" }, { 0x0310, "WM_PALETTEISCHANGING" }, { 0x0311, "WM_PALETTECHANGED" }, { 0x0312, "WM_HOTKEY" }, { 0x0317, "WM_PRINT" }, { 0x0318, "WM_PRINTCLIENT" }, { 0x0319, "WM_APPCOMMAND" }, { 0x031A, "WM_THEMECHANGED" }, { 0x0358, "WM_HANDHELDFIRST" }, { 0x0359, "WM_HANDHELDFIRST + 1" }, { 0x035A, "WM_HANDHELDFIRST + 2" }, { 0x035B, "WM_HANDHELDFIRST + 3" }, { 0x035C, "WM_HANDHELDFIRST + 4" }, { 0x035D, "WM_HANDHELDFIRST + 5" }, { 0x035E, "WM_HANDHELDFIRST + 6" }, { 0x035F, "WM_HANDHELDLAST" }, { 0x0360, "WM_AFXFIRST" }, { 0x0361, "WM_AFXFIRST + 1" }, { 0x0362, "WM_AFXFIRST + 2" }, { 0x0363, "WM_AFXFIRST + 3" }, { 0x0364, "WM_AFXFIRST + 4" }, { 0x0365, "WM_AFXFIRST + 5" }, { 0x0366, "WM_AFXFIRST + 6" }, { 0x0367, "WM_AFXFIRST + 7" }, { 0x0368, "WM_AFXFIRST + 8" }, { 0x0369, "WM_AFXFIRST + 9" }, { 0x036A, "WM_AFXFIRST + 10" }, { 0x036B, "WM_AFXFIRST + 11" }, { 0x036C, "WM_AFXFIRST + 12" }, { 0x036D, "WM_AFXFIRST + 13" }, { 0x036E, "WM_AFXFIRST + 14" }, { 0x036F, "WM_AFXFIRST + 15" }, { 0x0370, "WM_AFXFIRST + 16" }, { 0x0371, "WM_AFXFIRST + 17" }, { 0x0372, "WM_AFXFIRST + 18" }, { 0x0373, "WM_AFXFIRST + 19" }, { 0x0374, "WM_AFXFIRST + 20" }, { 0x0375, "WM_AFXFIRST + 21" }, { 0x0376, "WM_AFXFIRST + 22" }, { 0x0377, "WM_AFXFIRST + 23" }, { 0x0378, "WM_AFXFIRST + 24" }, { 0x0379, "WM_AFXFIRST + 25" }, { 0x037A, "WM_AFXFIRST + 26" }, { 0x037B, "WM_AFXFIRST + 27" }, { 0x037C, "WM_AFXFIRST + 28" }, { 0x037D, "WM_AFXFIRST + 29" }, { 0x037E, "WM_AFXFIRST + 30" }, { 0x037F, "WM_AFXLAST" }, { 0x0380, "WM_PENWINFIRST" }, { 0x0381, "WM_PENWINFIRST + 1" }, { 0x0382, "WM_PENWINFIRST + 2" }, { 0x0383, "WM_PENWINFIRST + 3" }, { 0x0384, "WM_PENWINFIRST + 4" }, { 0x0385, "WM_PENWINFIRST + 5" }, { 0x0386, "WM_PENWINFIRST + 6" }, { 0x0387, "WM_PENWINFIRST + 7" }, { 0x0388, "WM_PENWINFIRST + 8" }, { 0x0389, "WM_PENWINFIRST + 9" }, { 0x038A, "WM_PENWINFIRST + 10" }, { 0x038B, "WM_PENWINFIRST + 11" }, { 0x038C, "WM_PENWINFIRST + 12" }, { 0x038D, "WM_PENWINFIRST + 13" }, { 0x038E, "WM_PENWINFIRST + 14" }, { 0x038F, "WM_PENWINLAST" }, { 0x0400, "WM_USER" }, { 0x8000, "WM_APP" }, { 0,0 }}; // End of known messages // Looks up the WM_ message in the table above static const char* findWMstr(uint msg) { uint i = 0; const char* result = 0; // Known WM_'s while (knownWM[i].str && (knownWM[i].WM != msg)) ++i; result = knownWM[i].str; return result; }; // Convenience function for converting flags and values into readable strings struct FLAG_STRING_STRUCT { uint value; const char* str; }; FLAG_STRING_STRUCT FLAG_STRING(int value = 0, const char *c = 0) { FLAG_STRING_STRUCT s = {value, c}; return s; } #define FLGSTR(x) FLAG_STRING(x, #x) // Returns an ORed (" | ") together string for the flags active in the actual // value. (...) must consist of FLAG_STRING, with a FLAG_STRING() as the last // value in the list passed to the function QString flagCheck(uint actual, ...) { va_list ap; va_start(ap, actual); QString result; int count = 0; FLAG_STRING_STRUCT v; while((v=va_arg(ap,FLAG_STRING_STRUCT)).str) { if ((actual & v.value) == v.value) { if (count++) result += QLatin1String(" | "); result += QString::fromLatin1(v.str); } } va_end(ap); return result; }; // Returns the string representation of the value in 'actual'. (...) must // consist of FLAG_STRING, with a FLAG_STRING() as the last value in the list // passed to the function QString valueCheck(uint actual, ...) { va_list ap; va_start(ap, actual); QString result; FLAG_STRING_STRUCT v; while((v=va_arg(ap,FLAG_STRING_STRUCT)).str && (actual != v.value)) ; result = QString::fromLatin1(v.str); va_end(ap); return result; }; #ifdef Q_CC_BOR QString decodeMSG(const MSG& msg) { return QString::fromLatin1("THis is not supported on Borland"); } #else // Returns a "human readable" string representation of the MSG and the // information it points to QString decodeMSG(const MSG& msg) { const WPARAM wParam = msg.wParam; const LPARAM lParam = msg.lParam; QString wmmsg = QString::fromLatin1(findWMstr(msg.message)); // Unknown WM_, so use number if (wmmsg.isEmpty()) wmmsg = QString::fromLatin1("WM_(%1)").arg(msg.message); QString rawParameters; rawParameters.sprintf("hwnd(0x%p) ", (void *)msg.hwnd); // Custom WM_'s if (msg.message > WM_APP) wmmsg = QString::fromLatin1("WM_APP + %1").arg(msg.message - WM_APP); else if (msg.message > WM_USER) wmmsg = QString::fromLatin1("WM_USER + %1").arg(msg.message - WM_USER); QString parameters; switch (msg.message) { #ifdef WM_ACTIVATE case WM_ACTIVATE: { QString activation = valueCheck(wParam, FLAG_STRING(WA_ACTIVE, "Activate"), FLAG_STRING(WA_INACTIVE, "Deactivate"), FLAG_STRING(WA_CLICKACTIVE, "Activate by mouseclick"), FLAG_STRING()); parameters.sprintf("%s Hwnd (0x%p)", activation.toLatin1().data(), (void *)msg.hwnd); } break; #endif #ifdef WM_CAPTURECHANGED case WM_CAPTURECHANGED: parameters.sprintf("Hwnd gaining capture (0x%p)", (void *)lParam); break; #endif #ifdef WM_CREATE case WM_CREATE: { LPCREATESTRUCT lpcs = (LPCREATESTRUCT)lParam; QString styles = flagCheck(lpcs->style, FLGSTR(WS_BORDER), FLGSTR(WS_CAPTION), FLGSTR(WS_CHILD), FLGSTR(WS_CLIPCHILDREN), FLGSTR(WS_CLIPSIBLINGS), FLGSTR(WS_DISABLED), FLGSTR(WS_DLGFRAME), FLGSTR(WS_GROUP), FLGSTR(WS_HSCROLL), FLGSTR(WS_OVERLAPPED), #if defined(WS_OVERLAPPEDWINDOW) && (WS_OVERLAPPEDWINDOW != 0) FLGSTR(WS_OVERLAPPEDWINDOW), #endif #ifdef WS_ICONIC FLGSTR(WS_ICONIC), #endif FLGSTR(WS_MAXIMIZE), FLGSTR(WS_MAXIMIZEBOX), FLGSTR(WS_MINIMIZE), FLGSTR(WS_MINIMIZEBOX), FLGSTR(WS_OVERLAPPEDWINDOW), FLGSTR(WS_POPUP), #ifdef WS_POPUPWINDOW FLGSTR(WS_POPUPWINDOW), #endif FLGSTR(WS_SIZEBOX), FLGSTR(WS_SYSMENU), FLGSTR(WS_TABSTOP), FLGSTR(WS_THICKFRAME), #ifdef WS_TILED FLGSTR(WS_TILED), #endif #ifdef WS_TILEDWINDOW FLGSTR(WS_TILEDWINDOW), #endif FLGSTR(WS_VISIBLE), FLGSTR(WS_VSCROLL), FLAG_STRING()); QString exStyles = flagCheck(lpcs->dwExStyle, #ifdef WS_EX_ACCEPTFILES FLGSTR(WS_EX_ACCEPTFILES), #endif #ifdef WS_EX_APPWINDOW FLGSTR(WS_EX_APPWINDOW), #endif FLGSTR(WS_EX_CLIENTEDGE), FLGSTR(WS_EX_DLGMODALFRAME), #ifdef WS_EX_LEFT FLGSTR(WS_EX_LEFT), #endif FLGSTR(WS_EX_LEFTSCROLLBAR), #ifdef WS_EX_LTRREADING FLGSTR(WS_EX_LTRREADING), #endif #ifdef WS_EX_MDICHILD FLGSTR(WS_EX_MDICHILD), #endif #ifdef WS_EX_NOACTIVATE FLGSTR(WS_EX_NOACTIVATE), #endif #ifdef WS_EX_NOANIMATION FLGSTR(WS_EX_NOANIMATION), #endif FLGSTR(WS_EX_NOPARENTNOTIFY), FLGSTR(WS_EX_OVERLAPPEDWINDOW), #ifdef WS_EX_PALETTEWINDOW FLGSTR(WS_EX_PALETTEWINDOW), #endif #ifdef WS_EX_RIGHT FLGSTR(WS_EX_RIGHT), #endif #ifdef WS_EX_RIGHTSCROLLBAR FLGSTR(WS_EX_RIGHTSCROLLBAR), #endif #ifdef WS_EX_RTLREADING FLGSTR(WS_EX_RTLREADING), #endif FLGSTR(WS_EX_STATICEDGE), FLGSTR(WS_EX_TOOLWINDOW), FLGSTR(WS_EX_TOPMOST), #ifdef WS_EX_TRANSPARENT FLGSTR(WS_EX_TRANSPARENT), #endif FLGSTR(WS_EX_WINDOWEDGE), #ifdef WS_EX_CAPTIONOKBTN FLGSTR(WS_EX_CAPTIONOKBTN), #endif FLAG_STRING()); QString className; if (lpcs->lpszClass != 0) { if (HIWORD(lpcs->lpszClass) == 0) // Atom className = QString::number(LOWORD(lpcs->lpszClass), 16); else // String className = QString((QChar*)lpcs->lpszClass, (int)wcslen(reinterpret_cast(lpcs->lpszClass))); } QString windowName; if (lpcs->lpszName != 0) windowName = QString((QChar*)lpcs->lpszName, (int)wcslen(reinterpret_cast(lpcs->lpszName))); parameters.sprintf("x,y(%4d,%4d) w,h(%4d,%4d) className(%s) windowName(%s) parent(0x%p) style(%s) exStyle(%s)", lpcs->x, lpcs->y, lpcs->cx, lpcs->cy, className.toLatin1().data(), windowName.toLatin1().data(), (void *)lpcs->hwndParent, styles.toLatin1().data(), exStyles.toLatin1().data()); } break; #endif #ifdef WM_DESTROY case WM_DESTROY: parameters.sprintf("Destroy hwnd (0x%p)", (void *)msg.hwnd); break; #endif #ifdef WM_IME_NOTIFY case WM_IME_NOTIFY: { QString imnCommand = valueCheck(wParam, FLGSTR(IMN_CHANGECANDIDATE), FLGSTR(IMN_CLOSECANDIDATE), FLGSTR(IMN_CLOSESTATUSWINDOW), FLGSTR(IMN_GUIDELINE), FLGSTR(IMN_OPENCANDIDATE), FLGSTR(IMN_OPENSTATUSWINDOW), FLGSTR(IMN_SETCANDIDATEPOS), FLGSTR(IMN_SETCOMPOSITIONFONT), FLGSTR(IMN_SETCOMPOSITIONWINDOW), FLGSTR(IMN_SETCONVERSIONMODE), FLGSTR(IMN_SETOPENSTATUS), FLGSTR(IMN_SETSENTENCEMODE), FLGSTR(IMN_SETSTATUSWINDOWPOS), FLAG_STRING()); parameters.sprintf("Command(%s : 0x%p)", imnCommand.toLatin1().data(), (void *)lParam); } break; #endif #ifdef WM_IME_SETCONTEXT case WM_IME_SETCONTEXT: { bool fSet = (BOOL)wParam; DWORD fShow = (DWORD)lParam; QString showFlgs = flagCheck(fShow, #ifdef ISC_SHOWUICOMPOSITIONWINDOW FLGSTR(ISC_SHOWUICOMPOSITIONWINDOW), #endif #ifdef ISC_SHOWUIGUIDWINDOW FLGSTR(ISC_SHOWUIGUIDWINDOW), #endif #ifdef ISC_SHOWUISOFTKBD FLGSTR(ISC_SHOWUISOFTKBD), #endif FLGSTR(ISC_SHOWUICANDIDATEWINDOW), FLGSTR(ISC_SHOWUICANDIDATEWINDOW << 1), FLGSTR(ISC_SHOWUICANDIDATEWINDOW << 2), FLGSTR(ISC_SHOWUICANDIDATEWINDOW << 3), FLAG_STRING()); parameters.sprintf("Input context(%s) Show flags(%s)", (fSet? "Active" : "Inactive"), showFlgs.toLatin1().data()); } break; #endif #ifdef WM_KILLFOCUS case WM_KILLFOCUS: parameters.sprintf("Hwnd gaining keyboard focus (0x%p)", (void *)wParam); break; #endif #ifdef WM_CHAR case WM_CHAR: #endif #ifdef WM_IME_CHAR case WM_IME_CHAR: #endif #ifdef WM_KEYDOWN case WM_KEYDOWN: #endif #ifdef WM_KEYUP case WM_KEYUP: { int nVirtKey = (int)wParam; long lKeyData = (long)lParam; int repCount = (lKeyData & 0xffff); // Bit 0-15 int scanCode = (lKeyData & 0xf0000) >> 16; // Bit 16-23 bool contextCode = !!(lKeyData & 0x20000000); // Bit 29 bool prevState = !!(lKeyData & 0x40000000); // Bit 30 bool transState = !!(lKeyData & 0x80000000); // Bit 31 parameters.sprintf("Virual-key(0x%x) Scancode(%d) Rep(%d) Contextcode(%d), Prev state(%d), Trans state(%d)", nVirtKey, scanCode, repCount, contextCode, prevState, transState); } break; #endif #ifdef WM_NCACTIVATE case WM_NCACTIVATE: { parameters = (msg.wParam? QLatin1String("Active Titlebar") : QLatin1String("Inactive Titlebar")); } break; #endif #ifdef WM_MOUSEACTIVATE case WM_MOUSEACTIVATE: { QString mouseMsg = QString::fromLatin1(findWMstr(HIWORD(lParam))); parameters.sprintf("TLW(0x%p) HittestCode(0x%x) MouseMsg(%s)", (void *)wParam, LOWORD(lParam), mouseMsg.toLatin1().data()); } break; #endif #ifdef WM_MOUSELEAVE case WM_MOUSELEAVE: break; // wParam & lParam not used #endif #ifdef WM_MOUSEHOVER case WM_MOUSEHOVER: #endif #ifdef WM_MOUSEWHEEL case WM_MOUSEWHEEL: #endif #ifdef WM_MOUSEHWHEEL case WM_MOUSEHWHEEL: #endif #ifdef WM_LBUTTONDBLCLK case WM_LBUTTONDBLCLK: #endif #ifdef WM_LBUTTONDOWN case WM_LBUTTONDOWN: #endif #ifdef WM_LBUTTONUP case WM_LBUTTONUP: #endif #ifdef WM_MBUTTONDBLCLK case WM_MBUTTONDBLCLK: #endif #ifdef WM_MBUTTONDOWN case WM_MBUTTONDOWN: #endif #ifdef WM_MBUTTONUP case WM_MBUTTONUP: #endif #ifdef WM_RBUTTONDBLCLK case WM_RBUTTONDBLCLK: #endif #ifdef WM_RBUTTONDOWN case WM_RBUTTONDOWN: #endif #ifdef WM_RBUTTONUP case WM_RBUTTONUP: #endif #ifdef WM_MOUSEMOVE case WM_MOUSEMOVE: { QString vrtKeys = flagCheck(wParam, FLGSTR(MK_CONTROL), FLGSTR(MK_LBUTTON), FLGSTR(MK_MBUTTON), FLGSTR(MK_RBUTTON), FLGSTR(MK_SHIFT), #ifdef MK_XBUTTON1 FLGSTR(MK_XBUTTON1), #endif #ifdef MK_XBUTTON2 FLGSTR(MK_XBUTTON2), #endif FLAG_STRING()); parameters.sprintf("x,y(%4d,%4d) Virtual Keys(%s)", GET_X_LPARAM(lParam), GET_Y_LPARAM(lParam), vrtKeys.toLatin1().data()); } break; #endif #ifdef WM_MOVE case WM_MOVE: parameters.sprintf("x,y(%4d,%4d)", LOWORD(lParam), HIWORD(lParam)); break; #endif #if defined(WM_PAINT) && defined(WM_ERASEBKGND) case WM_ERASEBKGND: case WM_PAINT: parameters.sprintf("hdc(0x%p)", (void *)wParam); break; #endif #ifdef WM_QUERYNEWPALETTE case WM_QUERYNEWPALETTE: break; // lParam & wParam are unused #endif #ifdef WM_SETCURSOR case WM_SETCURSOR: { QString mouseMsg = QString::fromLatin1(findWMstr(HIWORD(lParam))); parameters.sprintf("HitTestCode(0x%x) MouseMsg(%s)", LOWORD(lParam), mouseMsg.toLatin1().data()); } break; #endif #ifdef WM_SETFOCUS case WM_SETFOCUS: parameters.sprintf("Lost Focus (0x%p)", (void *)wParam); break; #endif #ifdef WM_SETTEXT case WM_SETTEXT: parameters.sprintf("Set Text (%s)", QString((QChar*)lParam, (int)wcslen(reinterpret_cast(lParam))).toLatin1().data()); //Unicode string break; #endif #ifdef WM_SIZE case WM_SIZE: { QString showMode = valueCheck(wParam, FLGSTR(SIZE_MAXHIDE), FLGSTR(SIZE_MAXIMIZED), FLGSTR(SIZE_MAXSHOW), FLGSTR(SIZE_MINIMIZED), FLGSTR(SIZE_RESTORED), FLAG_STRING()); parameters.sprintf("w,h(%4d,%4d) showmode(%s)", LOWORD(lParam), HIWORD(lParam), showMode.toLatin1().data()); } break; #endif #ifdef WM_WINDOWPOSCHANGED case WM_WINDOWPOSCHANGED: { LPWINDOWPOS winPos = (LPWINDOWPOS)lParam; if (!winPos) break; QString hwndAfter = valueCheck(quint64(winPos->hwndInsertAfter), FLAG_STRING((qptrdiff)HWND_BOTTOM, "HWND_BOTTOM"), FLAG_STRING((qptrdiff)HWND_NOTOPMOST, "HWND_NOTOPMOST"), FLAG_STRING((qptrdiff)HWND_TOP, "HWND_TOP"), FLAG_STRING((qptrdiff)HWND_TOPMOST, "HWND_TOPMOST"), FLAG_STRING()); if (hwndAfter.isEmpty()) hwndAfter = QString::number((quintptr)winPos->hwndInsertAfter, 16); QString flags = flagCheck(winPos->flags, FLGSTR(SWP_DRAWFRAME), FLGSTR(SWP_FRAMECHANGED), FLGSTR(SWP_HIDEWINDOW), FLGSTR(SWP_NOACTIVATE), #ifdef SWP_NOCOPYBITS FLGSTR(SWP_NOCOPYBITS), #endif FLGSTR(SWP_NOMOVE), FLGSTR(SWP_NOOWNERZORDER), FLGSTR(SWP_NOREDRAW), FLGSTR(SWP_NOREPOSITION), #ifdef SWP_NOSENDCHANGING FLGSTR(SWP_NOSENDCHANGING), #endif FLGSTR(SWP_NOSIZE), FLGSTR(SWP_NOZORDER), FLGSTR(SWP_SHOWWINDOW), FLAG_STRING()); parameters.sprintf("x,y(%4d,%4d) w,h(%4d,%4d) flags(%s) hwndAfter(%s)", winPos->x, winPos->y, winPos->cx, winPos->cy, flags.toLatin1().data(), hwndAfter.toLatin1().data()); } break; #endif default: parameters.sprintf("wParam(0x%p) lParam(0x%p)", (void *)wParam, (void *)lParam); break; } // Yes, we want to give the WM_ names 20 chars of space before showing the // decoded message, since some of the common messages are quite long, and // we don't want the decoded information to vary in output position QString message = QString::fromLatin1("%1: ").arg(wmmsg, 20); message += rawParameters; message += parameters; return message; } #endif QDebug operator<<(QDebug dbg, const MSG &msg) { dbg << decodeMSG(msg); return dbg.nospace(); } #endif QT_END_NAMESPACE