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|
/****************************************************************************
**
** Copyright (C) 2010 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.
**
** $QT_BEGIN_LICENSE:LGPL$
** No Commercial Usage
** This file contains pre-release code and may not be distributed.
** You may use this file in accordance with the terms and conditions
** contained in the Technology Preview License Agreement accompanying
** this package.
**
** GNU Lesser General Public License Usage
** Alternatively, 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.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
**
**
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#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 <private/qthread_p.h>
#include <ctype.h>
QT_BEGIN_NAMESPACE
char appFileName[MAX_PATH]; // application file name
char theAppName[MAX_PATH]; // application name
HINSTANCE appInst = 0; // handle to app instance
HINSTANCE appPrevInst = 0; // handle to prev app instance
int appCmdShow = 0;
bool usingWinMain = false; // whether the qWinMain() is used or not
Q_CORE_EXPORT HINSTANCE qWinAppInst() // get Windows app handle
{
return appInst;
}
Q_CORE_EXPORT HINSTANCE qWinAppPrevInst() // get Windows prev app handle
{
return appPrevInst;
}
Q_CORE_EXPORT int qWinAppCmdShow() // get main window show command
{
return appCmdShow;
}
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<wchar_t *>(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;
}
void set_winapp_name()
{
static bool already_set = false;
if (!already_set) {
already_set = true;
QString moduleName = qAppFileName();
QByteArray filePath = moduleName.toLocal8Bit();
QByteArray fileName = QFileInfo(moduleName).baseName().toLocal8Bit();
memcpy(appFileName, filePath.constData(), filePath.length());
memcpy(theAppName, fileName.constData(), fileName.length());
if (appInst == 0)
appInst = GetModuleHandle(0);
}
}
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<char *> &argv)
#else
Q_CORE_EXPORT
void qWinMain(HINSTANCE instance, HINSTANCE prevInstance, LPSTR cmdParam,
int cmdShow, int &argc, QVector<char *> &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<char>(cmdParam, int(strlen(cmdParam)), argc);
// Get Windows parameters
appInst = instance;
appPrevInst = prevInstance;
appCmdShow = cmdShow;
set_winapp_name();
}
/*!
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<QTimerEvent *>(pe.event)->timerId() == timerId) {
--pe.receiver->d_func()->postedEvents;
pe.event->posted = false;
delete pe.event;
const_cast<QPostEvent &>(pe).event = 0;
return;
}
}
}
#if defined(Q_WS_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 <windowsx.h>
#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<const wchar_t *>(lpcs->lpszClass)));
}
QString windowName;
if (lpcs->lpszName != 0)
windowName = QString((QChar*)lpcs->lpszName,
(int)wcslen(reinterpret_cast<const wchar_t *>(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<const wchar_t *>(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((quintptr)HWND_BOTTOM, "HWND_BOTTOM"),
FLAG_STRING((quintptr)HWND_NOTOPMOST, "HWND_NOTOPMOST"),
FLAG_STRING((quintptr)HWND_TOP, "HWND_TOP"),
FLAG_STRING((quintptr)HWND_TOPMOST, "HWND_TOPMOST"),
FLAG_STRING());
if (hwndAfter.size() == 0)
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
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