qtbase/src/corelib/kernel/qcoreapplication_win.cpp

1042 lines
37 KiB
C++

/****************************************************************************
**
** Copyright (C) 2013 Samuel Gaist <samuel.gaist@edeltech.ch>
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the QtCore module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 3 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL3 included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 3 requirements
** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 2.0 or (at your option) the GNU General
** Public license version 3 or any later version approved by the KDE Free
** Qt Foundation. The licenses are as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-2.0.html and
** https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include "qcoreapplication.h"
#include "qcoreapplication_p.h"
#include "qstringlist.h"
#include "qvector.h"
#include "qfileinfo.h"
#include "qcorecmdlineargs_p.h"
#ifndef QT_NO_QOBJECT
#include "qmutex.h"
#include <private/qthread_p.h>
#endif
#include <ctype.h>
#include <qt_windows.h>
QT_BEGIN_NAMESPACE
int appCmdShow = 0;
// GetModuleFileName only exists for MSVC2015 and upwards for WinRT, meaning
// Windows 10 (Mobile). Hence take the first argument passed to the
// QCoreApplication contructor for older versions as a fallback on older platforms.
#if defined(Q_OS_WINRT) && _MSC_VER < 1900
Q_CORE_EXPORT QString qAppFileName()
{
return QFileInfo(QCoreApplication::arguments().constFirst()).filePath();
}
QString QCoreApplicationPrivate::appName() const
{
return QFileInfo(QCoreApplication::arguments().constFirst()).baseName();
}
#else // !(defined(Q_OS_WINRT) && _MSC_VER < 1900)
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, DWORD(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();
}
#endif // !(defined(Q_OS_WINRT) && _MSC_VER < 1900)
#ifndef Q_OS_WINRT
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
}
/*****************************************************************************
qWinMain() - Initializes Windows. Called from WinMain() in qtmain_win.cpp
*****************************************************************************/
#if !defined(Q_OS_WINRT)
// ### Qt6: FIXME: Consider removing this function. It is here for Active Qt
// servers and for binary for compatibility to applications built with Qt 5.3
// using qtmain.lib which calls it In Qt 5.4, qtmain.lib was changed to use
// CommandLineToArgvW() without calling into Qt5Core.
Q_CORE_EXPORT
void qWinMain(HINSTANCE instance, HINSTANCE prevInstance, LPSTR cmdParam,
int cmdShow, int &argc, QVector<char *> &argv)
{
Q_UNUSED(instance)
Q_UNUSED(prevInstance)
Q_UNUSED(cmdShow)
const QStringList wArgv = qWinCmdArgs(QString::fromLocal8Bit(cmdParam));
argv.clear();
argc = wArgv.size();
for (const QString &wArg : wArgv)
argv.append(_strdup(wArg.toLocal8Bit().constData()));
}
#endif // !Q_OS_WINRT
#ifndef QT_NO_QOBJECT
#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 <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
// 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(uint 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);
const QString rawParameters = QString::asprintf("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 = QString::asprintf("%s Hwnd (0x%p)", activation.toLatin1().data(), (void *)msg.hwnd);
}
break;
#endif
#ifdef WM_CAPTURECHANGED
case WM_CAPTURECHANGED:
parameters = QString::asprintf("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 = QString::asprintf("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 = QString::asprintf("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 = QString::asprintf("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 = QString::asprintf("Input context(%s) Show flags(%s)", (fSet? "Active" : "Inactive"), showFlgs.toLatin1().data());
}
break;
#endif
#ifdef WM_KILLFOCUS
case WM_KILLFOCUS:
parameters = QString::asprintf("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 = QString::asprintf("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_INPUTLANGCHANGE
case WM_INPUTLANGCHANGE:
parameters = QStringLiteral("Keyboard layout changed");
break;
#endif // WM_INPUTLANGCHANGE
#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 = QString::asprintf("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 = QString::asprintf("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 = QString::asprintf("x,y(%4d,%4d)", LOWORD(lParam), HIWORD(lParam));
break;
#endif
#if defined(WM_PAINT) && defined(WM_ERASEBKGND)
case WM_ERASEBKGND:
case WM_PAINT:
parameters = QString::asprintf("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 = QString::asprintf("HitTestCode(0x%x) MouseMsg(%s)", LOWORD(lParam), mouseMsg.toLatin1().data());
}
break;
#endif
#ifdef WM_SETFOCUS
case WM_SETFOCUS:
parameters = QString::asprintf("Lost Focus (0x%p)", (void *)wParam);
break;
#endif
#ifdef WM_SETTEXT
case WM_SETTEXT:
parameters = QString::asprintf("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 = QString::asprintf("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 = QString::asprintf("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
#ifdef WM_QUERYENDSESSION
#ifndef ENDSESSION_CLOSEAPP
#define ENDSESSION_CLOSEAPP 0x00000001
#endif
#ifndef ENDSESSION_CRITICAL
#define ENDSESSION_CRITICAL 0x40000000
#endif
case WM_QUERYENDSESSION:
{
QString logoffOption = valueCheck(wParam,
FLAG_STRING(ENDSESSION_CLOSEAPP, "Close application"),
FLAG_STRING(ENDSESSION_CRITICAL, "Force application end"),
FLAG_STRING(ENDSESSION_LOGOFF, "User logoff"),
FLAG_STRING());
parameters = QLatin1String("End session: ") + logoffOption;
}
break;
#endif
default:
parameters = QString::asprintf("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)
{
QDebugStateSaver saver(dbg);
dbg << decodeMSG(msg);
return dbg;
}
#endif
#endif // QT_NO_QOBJECT
#endif // !defined(Q_OS_WINRT)
#ifndef QT_NO_QOBJECT
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;
}
}
}
#endif // QT_NO_QOBJECT
QT_END_NAMESPACE