void ChooseDialog::ok()
{
    qWarning( "ChooseDialog::ok(): Not implemented yet" );
}

int runRcc(int argc, char *argv[])
{
    QString outFilename;
    bool helpRequested = false;
    bool list = false;
    bool projectRequested = false;
    QStringList filenamesIn;

    QStringList args = qCmdLineArgs(argc, argv);

    RCCResourceLibrary library;

    //parse options
    QString errorMsg;
    for (int i = 1; i < args.count() && errorMsg.isEmpty(); i++) {
        if (args[i].isEmpty())
            continue;
        if (args[i][0] == QLatin1Char('-')) {   // option
            QString opt = args[i];
            if (opt == QLatin1String("-o")) {
                if (!(i < argc-1)) {
                    errorMsg = QLatin1String("Missing output name");
                    break;
                }
                outFilename = args[++i];
            } else if (opt == QLatin1String("-name")) {
                if (!(i < argc-1)) {
                    errorMsg = QLatin1String("Missing target name");
                    break;
                }
                library.setInitName(args[++i]);
            } else if (opt == QLatin1String("-root")) {
                if (!(i < argc-1)) {
                    errorMsg = QLatin1String("Missing root path");
                    break;
                }
                library.setResourceRoot(QDir::cleanPath(args[++i]));
                if (library.resourceRoot().isEmpty()
                        || library.resourceRoot().at(0) != QLatin1Char('/'))
                    errorMsg = QLatin1String("Root must start with a /");
            } else if (opt == QLatin1String("-compress")) {
                if (!(i < argc-1)) {
                    errorMsg = QLatin1String("Missing compression level");
                    break;
                }
                library.setCompressLevel(args[++i].toInt());
            } else if (opt == QLatin1String("-threshold")) {
                if (!(i < argc-1)) {
                    errorMsg = QLatin1String("Missing compression threshold");
                    break;
                }
                library.setCompressThreshold(args[++i].toInt());
            } else if (opt == QLatin1String("-binary")) {
                library.setFormat(RCCResourceLibrary::Binary);
            } else if (opt == QLatin1String("-namespace")) {
                library.setUseNameSpace(!library.useNameSpace());
            } else if (opt == QLatin1String("-verbose")) {
                library.setVerbose(true);
            } else if (opt == QLatin1String("-list")) {
                list = true;
            } else if (opt == QLatin1String("-version") || opt == QLatin1String("-v")) {
                fprintf(stderr, "Qt Resource Compiler version %s\n", QT_VERSION_STR);
                return 1;
            } else if (opt == QLatin1String("-help") || opt == QLatin1String("-h")) {
                helpRequested = true;
            } else if (opt == QLatin1String("-no-compress")) {
                library.setCompressLevel(-2);
            } else if (opt == QLatin1String("-project")) {
                projectRequested = true;
            } else {
                errorMsg = QString::fromLatin1("Unknown option: '%1'").arg(args[i]);
            }
        } else {
            if (!QFile::exists(args[i])) {
                qWarning("%s: File does not exist '%s'",
                    qPrintable(args[0]), qPrintable(args[i]));
                return 1;
            }
            filenamesIn.append(args[i]);
        }
    }

    if (projectRequested && !helpRequested) {
        return createProject(outFilename);
    }

    if (!filenamesIn.size() || !errorMsg.isEmpty() || helpRequested) {
        showHelp(args[0], errorMsg);
        return 1;
    }
    QFile errorDevice;
    errorDevice.open(stderr, QIODevice::WriteOnly|QIODevice::Text);

    if (library.verbose())
        errorDevice.write("Qt resource compiler\n");

    library.setInputFiles(filenamesIn);

    if (!library.readFiles(list, errorDevice))
        return 1;
//.........这里部分代码省略.........

//.........这里部分代码省略.........
			if( m_notes[event.key()] != NULL )
			{
				// do actual note off and remove internal reference to NotePlayHandle (which itself will
				// be deleted later automatically)
				Engine::mixer()->requestChangeInModel();
				m_notes[event.key()]->noteOff( offset );
				if (isSustainPedalPressed() &&
					m_notes[event.key()]->origin() ==
					m_notes[event.key()]->OriginMidiInput)
				{
					m_sustainedNotes << m_notes[event.key()];
				}
				m_notes[event.key()] = NULL;
				Engine::mixer()->doneChangeInModel();
			}
			eventHandled = true;
			break;

		case MidiKeyPressure:
			if( m_notes[event.key()] != NULL )
			{
				// setVolume() calls processOutEvent() with MidiKeyPressure so the
				// attached instrument will receive the event as well
				m_notes[event.key()]->setVolume( event.volume( midiPort()->baseVelocity() ) );
			}
			eventHandled = true;
			break;

		case MidiPitchBend:
			// updatePitch() is connected to m_pitchModel::dataChanged() which will send out
			// MidiPitchBend events
			m_pitchModel.setValue( m_pitchModel.minValue() + event.pitchBend() * m_pitchModel.range() / MidiMaxPitchBend );
			break;

		case MidiControlChange:
			if( event.controllerNumber() == MidiControllerSustain )
			{
				if( event.controllerValue() > MidiMaxControllerValue/2 )
				{
					m_sustainPedalPressed = true;
				}
				else if (isSustainPedalPressed())
				{
					for (NotePlayHandle* nph : m_sustainedNotes)
					{
						if (nph && nph->isReleased())
						{
							if( nph->origin() ==
								nph->OriginMidiInput)
							{
								nph->setLength(
									MidiTime( static_cast<f_cnt_t>(
									nph->totalFramesPlayed() /
									Engine::framesPerTick() ) ) );
								midiNoteOff( *nph );
							}
						}
					}
					m_sustainedNotes.clear();
					m_sustainPedalPressed = false;
				}
			}
			if( event.controllerNumber() == MidiControllerAllSoundOff ||
				event.controllerNumber() == MidiControllerAllNotesOff ||
				event.controllerNumber() == MidiControllerOmniOn ||
				event.controllerNumber() == MidiControllerOmniOff ||
				event.controllerNumber() == MidiControllerMonoOn ||
				event.controllerNumber() == MidiControllerPolyOn )
			{
				silenceAllNotes();
			}
			break;

		case MidiMetaEvent:
			// handle special cases such as note panning
			switch( event.metaEvent() )
			{
				case MidiNotePanning:
					if( m_notes[event.key()] != NULL )
					{
						eventHandled = true;
						m_notes[event.key()]->setPanning( event.panning() );
					}
					break;
				default:
					qWarning( "InstrumentTrack: unhandled MIDI meta event: %i", event.metaEvent() );
					break;
			}
			break;

		default:
			break;
	}

	if( eventHandled == false && instrument()->handleMidiEvent( event, time, offset ) == false )
	{
		qWarning( "InstrumentTrack: unhandled MIDI event %d", event.type() );
	}

}

void DBusConnection::dbusError(const QDBusError &error)
{
    qWarning() << "Accessibility encountered a DBus error:" << error;
}

bool
QFile::copy(const QString &newName)
{
    Q_D(QFile);
    if (d->fileName.isEmpty()) {
        qWarning("QFile::copy: Empty or null file name");
        return false;
    }
    if (QFile(newName).exists()) {
        // ### Race condition. If a file is moved in after this, it /will/ be
        // overwritten. On Unix, the proper solution is to use hardlinks:
        // return ::link(old, new) && ::remove(old); See also rename().
        d->setError(QFile::CopyError, tr("Destination file exists"));
        return false;
    }
    unsetError();
    close();
    if(error() == QFile::NoError) {
        if (d->engine()->copy(newName)) {
            unsetError();
            return true;
        } else {
            bool error = false;
            if(!open(QFile::ReadOnly)) {
                error = true;
                d->setError(QFile::CopyError, tr("Cannot open %1 for input").arg(d->fileName));
            } else {
                QString fileTemplate = QLatin1String("%1/qt_temp.XXXXXX");
#ifdef QT_NO_TEMPORARYFILE
                QFile out(fileTemplate.arg(QFileInfo(newName).path()));
                if (!out.open(QIODevice::ReadWrite))
                    error = true;
#else
                QTemporaryFile out(fileTemplate.arg(QFileInfo(newName).path()));
                if (!out.open()) {
                    out.setFileTemplate(fileTemplate.arg(QDir::tempPath()));
                    if (!out.open())
                        error = true;
                }
#endif
                if (error) {
                    out.close();
                    close();
                    d->setError(QFile::CopyError, tr("Cannot open for output"));
                } else {
                    char block[4096];
                    qint64 totalRead = 0;
                    while(!atEnd()) {
                        qint64 in = read(block, sizeof(block));
                        if (in <= 0)
                            break;
                        totalRead += in;
                        if(in != out.write(block, in)) {
                            close();
                            d->setError(QFile::CopyError, tr("Failure to write block"));
                            error = true;
                            break;
                        }
                    }

                    if (totalRead != size()) {
                        // Unable to read from the source. The error string is
                        // already set from read().
                        error = true;
                    }
                    if (!error && !out.rename(newName)) {
                        error = true;
                        close();
                        d->setError(QFile::CopyError, tr("Cannot create %1 for output").arg(newName));
                    }
#ifdef QT_NO_TEMPORARYFILE
                    if (error)
                        out.remove();
#else
                    if (!error)
                        out.setAutoRemove(false);
#endif
                }
            }
            if(!error) {
                QFile::setPermissions(newName, permissions());
                close();
                unsetError();
                return true;
            }
        }
    }
    return false;
}

QList<QNetworkProxy> macQueryInternal(const QNetworkProxyQuery &query)
{
    QList<QNetworkProxy> result;

    // obtain a dictionary to the proxy settings:
    CFDictionaryRef dict = SCDynamicStoreCopyProxies(NULL);
    if (!dict) {
        qWarning("QNetworkProxyFactory::systemProxyForQuery: SCDynamicStoreCopyProxies returned NULL");
        return result;          // failed
    }

    if (isHostExcluded(dict, query.peerHostName())) {
        CFRelease(dict);
        return result;          // no proxy for this host
    }

    // is there a PAC enabled? If so, use it first.
    CFNumberRef pacEnabled;
    if ((pacEnabled = (CFNumberRef)CFDictionaryGetValue(dict, kSCPropNetProxiesProxyAutoConfigEnable))) {
        int enabled;
        if (CFNumberGetValue(pacEnabled, kCFNumberIntType, &enabled) && enabled) {
            // PAC is enabled
            CFStringRef pacUrl =
                (CFStringRef)CFDictionaryGetValue(dict, kSCPropNetProxiesProxyAutoConfigURLString);
            QString url = QCFString::toQString(pacUrl);

            // ### TODO: Use PAC somehow
        }
    }

    // no PAC, decide which proxy we're looking for based on the query
    bool isHttps = false;
    QString protocol = query.protocolTag().toLower();

    // try the protocol-specific proxy
    QNetworkProxy protocolSpecificProxy;
    if (protocol == QLatin1String("ftp")) {
        protocolSpecificProxy =
            proxyFromDictionary(dict, QNetworkProxy::FtpCachingProxy,
                                kSCPropNetProxiesFTPEnable,
                                kSCPropNetProxiesFTPProxy,
                                kSCPropNetProxiesFTPPort);
    } else if (protocol == QLatin1String("http")) {
        protocolSpecificProxy =
            proxyFromDictionary(dict, QNetworkProxy::HttpProxy,
                                kSCPropNetProxiesHTTPEnable,
                                kSCPropNetProxiesHTTPProxy,
                                kSCPropNetProxiesHTTPPort);
    } else if (protocol == QLatin1String("https")) {
        isHttps = true;
        protocolSpecificProxy =
            proxyFromDictionary(dict, QNetworkProxy::HttpProxy,
                                kSCPropNetProxiesHTTPSEnable,
                                kSCPropNetProxiesHTTPSProxy,
                                kSCPropNetProxiesHTTPSPort);
    }
    if (protocolSpecificProxy.type() != QNetworkProxy::DefaultProxy)
        result << protocolSpecificProxy;

    // let's add SOCKSv5 if present too
    QNetworkProxy socks5 = proxyFromDictionary(dict, QNetworkProxy::Socks5Proxy,
                           kSCPropNetProxiesSOCKSEnable,
                           kSCPropNetProxiesSOCKSProxy,
                           kSCPropNetProxiesSOCKSPort);
    if (socks5.type() != QNetworkProxy::DefaultProxy)
        result << socks5;

    // let's add the HTTPS proxy if present (and if we haven't added
    // yet)
    if (!isHttps) {
        QNetworkProxy https = proxyFromDictionary(dict, QNetworkProxy::HttpProxy,
                              kSCPropNetProxiesHTTPSEnable,
                              kSCPropNetProxiesHTTPSProxy,
                              kSCPropNetProxiesHTTPSPort);
        if (https.type() != QNetworkProxy::DefaultProxy && https != protocolSpecificProxy)
            result << https;
    }

    CFRelease(dict);
    return result;
}

void
TrackDashboard::onArtistGotInfo( WsReply* reply )
{    
    ui.spinner->hide();
    ui.similarArtists->clear();
    
    QString css =
        "<style>"
            "body{padding:0;margin:0;color:#bbb;}"
            "#stats{color:#444444;margin:0;line-height:1.3;font-weight:bold}"
            "#extended{display:none;}"
            "p{line-height:1.6em}"
            "h1 a{color:#fff;margin:0 0 2px 0}"
            "h1 a:hover{text-decoration:underline}"
            "a{color:#00aeef;text-decoration:none}"
            "a:hover{text-decoration:underline}"
            "body{font-size:11px}"
            "h1{font-size:18px}"
    #ifdef Q_WS_MAC 
            "body{font-family:Lucida Grande}"
    #endif
        "</style>";
    
    QTextStream html( &css, QIODevice::Append );

	try
    {
		WsDomElement e = reply->lfm()["artist"];
		QString name = e["name"].text();
		QString url = e["url"].text();
		uint plays = e["stats"]["playcount"].text().toUInt();
		uint listeners = e["stats"]["listeners"].text().toUInt();
		QString content = e["bio"]["content"].text();
		QString editmessage = tr("Edit it too!");
        
        html << "<h1><a href=\"" << url << "\">" << name << "</a></h1>"
             << "<p id=stats>" << tr( "%L1 listeners" ).arg( listeners ) << "<br>"
             << tr( "%L1 plays" ).arg( plays );
        
        if (content.isEmpty())
        {
            // this should be all one tr, but meh.
            html << "<p>" << tr("We don't have a description for this artist yet.")
                 << "<p><a href='" << url << "/+wiki/edit'>"
                 << tr("Why not write one?") << "</a>";
        }
        else
        {
            QStringList bio = formatBio( content );
            html << "<span id=content>" << bio.at( 0 ) << "</span>"
                 << "<p id=editme style='margin-top:0'>" << tr("This information was created by users like you! ")
                 << "<a href=\"" << url << "/wiki/edit" << "\">" << editmessage << "</a>"
                 << "<button onclick=\"toggleMoreInfo();\">More..</button>";
        }

        foreach (WsDomElement artist, e["similar"].children( "artist" ))
            ui.similarArtists->addItem( artist["name"].text() );
    }
	catch (std::runtime_error& e)
	{
		qWarning() << e.what();

        html << "<h1>" << m_track.artist() << "</h1>"
             << "<p>" << tr( "Unable to contact Last.fm.<br>Your scrobbles are being cached." );
	}
    ui.bio->setHtml( *html.string()  );
    
    resizeEvent( 0 );
    
    ui.info->show();
}

static KLockFile::LockResult deleteStaleLock(const QString &lockFile, KDE_struct_stat &st_buf, bool &linkCountSupport, const KComponentData &componentData)
{
   // This is dangerous, we could be deleting a new lock instead of
   // the old stale one, let's be very careful

   // Create temp file
   KTemporaryFile *ktmpFile = new KTemporaryFile(componentData);
   ktmpFile->setFileTemplate(lockFile);
   if (!ktmpFile->open())
      return KLockFile::LockError;

   QByteArray lckFile = QFile::encodeName(lockFile);
   QByteArray tmpFile = QFile::encodeName(ktmpFile->fileName());
   delete ktmpFile;

   // link to lock file
   if (::link(lckFile, tmpFile) != 0)
      return KLockFile::LockFail; // Try again later

   // check if link count increased with exactly one
   // and if the lock file still matches
   KDE_struct_stat st_buf1;
   KDE_struct_stat st_buf2;
   memcpy(&st_buf1, &st_buf, sizeof(KDE_struct_stat));
   st_buf1.st_nlink++;
   if ((KDE_lstat(tmpFile, &st_buf2) == 0) && st_buf1 == st_buf2)
   {
      if ((KDE_lstat(lckFile, &st_buf2) == 0) && st_buf1 == st_buf2)
      {
         // - - if yes, delete lock file, delete temp file, retry lock
         qWarning("WARNING: deleting stale lockfile %s", lckFile.data());
         ::unlink(lckFile);
         ::unlink(tmpFile);
         return KLockFile::LockOK;
      }
   }

   // SMBFS supports hardlinks by copying the file, as a result the above test will always fail
   if (linkCountSupport)
   {
      linkCountSupport = testLinkCountSupport(tmpFile);
   }

   if (!linkCountSupport)
   {
      // Without support for link counts we will have a little race condition
      qWarning("WARNING: deleting stale lockfile %s", lckFile.data());
      ::unlink(tmpFile);
      if (::unlink(lckFile) < 0) {
          qWarning("WARNING: Problem deleting stale lockfile %s: %s", lckFile.data(),
                  strerror(errno));
          return KLockFile::LockFail;
      }
      return KLockFile::LockOK;
   }

   // Failed to delete stale lock file
   qWarning("WARNING: Problem deleting stale lockfile %s", lckFile.data());
   ::unlink(tmpFile);
   return KLockFile::LockFail;
}

bool QGLContext::chooseContext( const QGLContext* shareContext )
{
    Display* disp = d->paintDevice->x11Display();
    vi = chooseVisual();
    if ( !vi )
	return FALSE;

    if ( deviceIsPixmap() &&
	 (((XVisualInfo*)vi)->depth != d->paintDevice->x11Depth() ||
	  ((XVisualInfo*)vi)->screen != d->paintDevice->x11Screen()) )
    {
	XFree( vi );
	XVisualInfo appVisInfo;
	memset( &appVisInfo, 0, sizeof(XVisualInfo) );
	appVisInfo.visualid = XVisualIDFromVisual( (Visual*)d->paintDevice->x11Visual() );
	appVisInfo.screen = d->paintDevice->x11Screen();
	int nvis;
	vi = XGetVisualInfo( disp, VisualIDMask | VisualScreenMask, &appVisInfo, &nvis );
	if ( !vi )
	    return FALSE;

	int useGL;
	glXGetConfig( disp, (XVisualInfo*)vi, GLX_USE_GL, &useGL );
	if ( !useGL )
	    return FALSE;	//# Chickening out already...
    }
    int res;
    glXGetConfig( disp, (XVisualInfo*)vi, GLX_LEVEL, &res );
    glFormat.setPlane( res );
    glXGetConfig( disp, (XVisualInfo*)vi, GLX_DOUBLEBUFFER, &res );
    glFormat.setDoubleBuffer( res );
    glXGetConfig( disp, (XVisualInfo*)vi, GLX_DEPTH_SIZE, &res );
    glFormat.setDepth( res );
    glXGetConfig( disp, (XVisualInfo*)vi, GLX_RGBA, &res );
    glFormat.setRgba( res );
    glXGetConfig( disp, (XVisualInfo*)vi, GLX_ALPHA_SIZE, &res );
    glFormat.setAlpha( res );
    glXGetConfig( disp, (XVisualInfo*)vi, GLX_ACCUM_RED_SIZE, &res );
    glFormat.setAccum( res );
    glXGetConfig( disp, (XVisualInfo*)vi, GLX_STENCIL_SIZE, &res );
    glFormat.setStencil( res );
    glXGetConfig( disp, (XVisualInfo*)vi, GLX_STEREO, &res );
    glFormat.setStereo( res );

    Bool direct = format().directRendering() ? True : False;

    if ( shareContext &&
	 ( !shareContext->isValid() || !shareContext->cx ) ) {
#if defined(QT_CHECK_NULL)
	    qWarning("QGLContext::chooseContext(): Cannot share with invalid context");
#endif
	    shareContext = 0;
    }

    // 1. Sharing between rgba and color-index will give wrong colors.
    // 2. Contexts cannot be shared btw. direct/non-direct renderers.
    // 3. Pixmaps cannot share contexts that are set up for direct rendering.
    if ( shareContext && (format().rgba() != shareContext->format().rgba() ||
			  (deviceIsPixmap() &&
			   glXIsDirect( disp, (GLXContext)shareContext->cx ))))
	shareContext = 0;

    cx = 0;
    if ( shareContext ) {
	cx = glXCreateContext( disp, (XVisualInfo *)vi,
			       (GLXContext)shareContext->cx, direct );
	if ( cx )
	    d->sharing = TRUE;
    }
    if ( !cx )
	cx = glXCreateContext( disp, (XVisualInfo *)vi, None, direct );
    if ( !cx )
	return FALSE;
    glFormat.setDirectRendering( glXIsDirect( disp, (GLXContext)cx ) );
    if ( deviceIsPixmap() ) {
#if defined(GLX_MESA_pixmap_colormap) && defined(QGL_USE_MESA_EXT)
	gpm = glXCreateGLXPixmapMESA( disp, (XVisualInfo *)vi,
				      d->paintDevice->handle(),
				      choose_cmap( disp, (XVisualInfo *)vi ) );
#else
	gpm = (Q_UINT32)glXCreateGLXPixmap( disp, (XVisualInfo *)vi,
					    d->paintDevice->handle() );
#endif
	if ( !gpm )
	    return FALSE;
    }
    return TRUE;
}

/**
 * Install a package given from a QIODevice
 */
KissReturn KissArchive::install(QIODevice* in)
{
	QStringList files;
	QStringList dirs;
	
	// Reads the file's "magic" to make sure we have a Kiss Archive
	char magic[2];
	in->read(magic, 2);
	if(magic[0] != kissMagic[0] || magic[1] != kissMagic[1]) {
		qWarning() << "Bad Magic";
		return KissReturn(true, QObject::tr("Bad Magic. Probably not a KISS Archive"));
	}
	
	// Read platforms, halt if current platform not detected
	unsigned numPlatforms = 0;
	in->read((char*)&numPlatforms, sizeof(unsigned));
	bool match = false;
	for(unsigned i = 0; i < numPlatforms; ++i) {
		if(QString(in->read(3).data()) == OS_NAME) {
			match = true;
		}
	}
	if(!match) {
		qWarning() << "Incorrect OS";
		return KissReturn(true, QObject::tr("This OS is not supported by the archive"));
	}
	
	// Checks the Kiss Archive Specification version, so we know how to extract
	unsigned version = 0;
	in->read((char*)&version, sizeof(unsigned));
	if(kissVersion != version) {
		return KissReturn(true, QObject::tr("Version mismatch. Expected: ")  + kissVersion + QObject::tr(", got ") + version);
	}
	
	// Reads archive name and internal version
	unsigned nameSize = 0;
	in->read((char*)&nameSize, sizeof(unsigned));
	QString name(in->read(nameSize).data());
	unsigned pVersion = 0;
	in->read((char*)&pVersion, sizeof(unsigned));
	
	if(KissArchive::version(name) >= pVersion) {
		qWarning() << "Higher version already installed. Skipping.";
		return KissReturn(true, QObject::tr("Higher version of same archive already installed"));
	} else if(KissArchive::version(name) < pVersion) {
		uninstall(name);
	}
	
	// Recursively extract files and dirs
	unsigned numFiles = 0;
	in->read((char*)&numFiles, sizeof(unsigned));
	for(unsigned i = 0; i < numFiles; ++i) {
		unsigned strLength = 0;
		in->read((char*)&strLength, sizeof(unsigned));
		QString str = QString(in->read(strLength).data());
		
		files << str;
		
		unsigned dataLength = 0;
		in->read((char*)&dataLength, sizeof(unsigned));
		const QByteArray& data = qUncompress(in->read(dataLength));
		
		if(str.isEmpty()) continue;
		
		QFile f(str);
		const QString& filePath = QFileInfo(str).path();
		QDir dir;
		if(!dir.exists(filePath)) {
			dir.mkpath(filePath);
			dirs.prepend(filePath);
		}
		if(!f.open(QIODevice::WriteOnly)) {
			qWarning() << "Unable to open" << str << "for writing.";
		}
		f.write(data);
	}
	qWarning() << files;
	
	QSettings installed(KISS_ARCHIVE_FILE, QSettings::IniFormat);
	installed.setValue(name + INSTALLED_VERSION_STRING, pVersion);
	installed.setValue(name + INSTALLED_FILES_STRING, files);
	installed.setValue(name + INSTALLED_DIRS_STRING, dirs);
	installed.sync();
	
	return KissReturn(false);
}

Widget::Widget() : QWidget(),
      m_label(new QLabel)
{
    setLayout(new QVBoxLayout);
    layout()->addWidget(m_label);

    setWindowFlags(Qt::WindowStaysOnTopHint | Qt::X11BypassWindowManagerHint | Qt::WindowDoesNotAcceptFocus | Qt::Tool);
    setAttribute(Qt::WA_TranslucentBackground);

    m_label->setTextInteractionFlags(Qt::TextSelectableByKeyboard);
    m_label->setTextFormat(Qt::PlainText);
    m_label->setWordWrap(true);
    layout()->setMargin(0);
    setMaximumWidth(1000);
    setMaximumHeight(1000);
    setMinimumWidth(500);
    setMinimumHeight(128);
    m_label->setAlignment(Qt::AlignLeft | Qt::AlignTop);
    m_label->setMargin(5);

    QFont font;
    font.setPixelSize(15);
    setFont(font);

    //connect(qApp->clipboard(), &QClipboard::dataChanged, this, &Widget::onClipboardUpdated);
    connect(qApp->clipboard(), &QClipboard::dataChanged, &m_updateTimer, [=]() { m_updateTimer.start(10); });
    connect(&m_updateTimer, &QTimer::timeout, this, &Widget::onClipboardUpdated);
    m_updateTimer.setSingleShot(true);

    m_timer.setSingleShot(true);
    connect(&m_timer, &QTimer::timeout, this, &QWidget::hide);

     QString stylesheet(
                "QLabel {\n"
                "    border: 3px solid white;\n"
                "    background-color: rgba(0, 0, 0, 128);\n"
                "    selection-color: black;\n"
                "    selection-background-color: white;\n"
                "}\n"
                );

    const QString configLocation = QStandardPaths::writableLocation(QStandardPaths::AppConfigLocation);
    QDir configDir(configLocation);
    if (!configDir.exists()) {
        configDir.mkpath(configLocation);
    }

    QString stylePath = configDir.absoluteFilePath("pastenotifier.qss");
    QFile styleFile(stylePath);
    if (styleFile.exists()) {
        if (styleFile.open(QIODevice::ReadOnly)) {
            qDebug() << "Loading stylesheet" << stylePath;
            stylesheet = QString::fromLocal8Bit(styleFile.readAll());
        } else {
            qWarning() << "Unable to open qss file:" << stylePath << styleFile.errorString();
        }
    } else {
        if (styleFile.open(QIODevice::WriteOnly)) {
            styleFile.write(stylesheet.toUtf8());
        } else {
            qWarning() << "Unable to open qss file for writing:" << stylePath << styleFile.errorString();
        }
    }

    QAction *showAction = new QAction(this);
    connect(showAction, &QAction::triggered, [=](){
        setWindowOpacity(1);
        show();
        m_timer.start(5000);
    });
    showAction->setObjectName("showpastenotifier");
    KGlobalAccel::setGlobalShortcut(showAction, QKeySequence(Qt::CTRL + Qt::ALT + Qt::Key_V));

    setStyleSheet(stylesheet);

    onClipboardUpdated();
}

bool QtLockedFile::lock(LockMode mode, bool block)
{
    if (!isOpen()) {
        qWarning("QtLockedFile::lock(): file is not opened");
        return false;
    }

    if (mode == m_lock_mode)
        return true;

    if (m_lock_mode != 0)
        unlock();

    if (m_semaphore_hnd == 0) {
        QFileInfo fi(*this);
        QString sem_name = QString::fromLatin1(SEMAPHORE_PREFIX)
                           + fi.absoluteFilePath().toLower();

        m_semaphore_hnd = CreateSemaphoreW(0, SEMAPHORE_MAX, SEMAPHORE_MAX,
                                           (TCHAR*)sem_name.utf16());

        if (m_semaphore_hnd == 0) {
            qWarning("QtLockedFile::lock(): CreateSemaphore: %s",
                     errorCodeToString(GetLastError()).toLatin1().constData());
            return false;
        }
    }

    bool gotMutex = false;
    int decrement;
    if (mode == ReadLock) {
        decrement = 1;
    } else {
        decrement = SEMAPHORE_MAX;
        if (m_mutex_hnd == 0) {
            QFileInfo fi(*this);
            QString mut_name = QString::fromLatin1(MUTEX_PREFIX)
                               + fi.absoluteFilePath().toLower();

            m_mutex_hnd = CreateMutexW(NULL, FALSE, (TCHAR*)mut_name.utf16());

            if (m_mutex_hnd == 0) {
                qWarning("QtLockedFile::lock(): CreateMutex: %s",
                         errorCodeToString(GetLastError()).toLatin1().constData());
                return false;
            }
        }
        DWORD res = WaitForSingleObject(m_mutex_hnd, block ? INFINITE : 0);
        if (res == WAIT_TIMEOUT)
            return false;
        if (res == WAIT_FAILED) {
            qWarning("QtLockedFile::lock(): WaitForSingleObject (mutex): %s",
                     errorCodeToString(GetLastError()).toLatin1().constData());
            return false;
        }
        gotMutex = true;
    }

    for (int i = 0; i < decrement; ++i) {
        DWORD res = WaitForSingleObject(m_semaphore_hnd, block ? INFINITE : 0);
        if (res == WAIT_TIMEOUT) {
            if (i) {
                // A failed nonblocking rw locking. Undo changes to semaphore.
                if (ReleaseSemaphore(m_semaphore_hnd, i, NULL) == 0) {
                    qWarning("QtLockedFile::unlock(): ReleaseSemaphore: %s",
                             errorCodeToString(GetLastError()).toLatin1().constData());
                    // Fall through
                }
            }
            if (gotMutex)
                ReleaseMutex(m_mutex_hnd);
            return false;
	}
        if (res != WAIT_OBJECT_0) {
            if (gotMutex)
                ReleaseMutex(m_mutex_hnd);
            qWarning("QtLockedFile::lock(): WaitForSingleObject (semaphore): %s",
                        errorCodeToString(GetLastError()).toLatin1().constData());
            return false;
        }
    }

    m_lock_mode = mode;
    if (gotMutex)
        ReleaseMutex(m_mutex_hnd);
    return true;
}

static void parse( MetaTranslator *tor, const char *initialContext,
		   const char *defaultContext )
{
    QMap<QCString, QCString> qualifiedContexts;
    QStringList namespaces;
    QCString context;
    QCString text;
    QCString com;
    QCString functionContext = initialContext;
    QCString prefix;
    bool utf8 = FALSE;
    bool missing_Q_OBJECT = FALSE;

    yyTok = getToken();
    while ( yyTok != Tok_Eof ) {
	switch ( yyTok ) {
	case Tok_class:
	    /*
	      Partial support for inlined functions.
	    */
	    yyTok = getToken();
	    if ( yyBraceDepth == (int) namespaces.count() &&
		 yyParenDepth == 0 ) {
		do {
		    /*
		      This code should execute only once, but we play
		      safe with impure definitions such as
		      'class Q_EXPORT QMessageBox', in which case
		      'QMessageBox' is the class name, not 'Q_EXPORT'.
		    */
		    functionContext = yyIdent;
		    yyTok = getToken();
		} while ( yyTok == Tok_Ident );

		while ( yyTok == Tok_Gulbrandsen ) {
		    yyTok = getToken();
		    functionContext += "::";
		    functionContext += yyIdent;
		    yyTok = getToken();
		}

		if ( yyTok == Tok_Colon ) {
		    missing_Q_OBJECT = TRUE;
		} else {
		    functionContext = defaultContext;
		}
	    }
	    break;
	case Tok_namespace:
	    yyTok = getToken();
	    if ( yyTok == Tok_Ident ) {
		QCString ns = yyIdent;
		yyTok = getToken();
		if ( yyTok == Tok_LeftBrace &&
		     yyBraceDepth == (int) namespaces.count() + 1 )
		    namespaces.append( QString(ns) );
	    }
	    break;
	case Tok_tr:
	case Tok_trUtf8:
	    utf8 = ( yyTok == Tok_trUtf8 );
	    yyTok = getToken();
	    if ( match(Tok_LeftParen) && matchString(&text) ) {
		com = "";
		if ( match(Tok_RightParen) || (match(Tok_Comma) &&
			matchString(&com) && match(Tok_RightParen)) ) {
		    if ( prefix.isNull() ) {
			context = functionContext;
			if ( !namespaces.isEmpty() )
			    context.prepend( (namespaces.join(QString("::")) +
					      QString("::")).latin1() );
		    } else {
			context = prefix;
		    }
		    prefix = (const char *) 0;

		    if ( qualifiedContexts.contains(context) )
			context = qualifiedContexts[context];
		    tor->insert( MetaTranslatorMessage(context, text, com,
						       QString::null, utf8) );

		    if ( lacks_Q_OBJECT.contains(context) ) {
			qWarning( "%s:%d: Class '%s' lacks Q_OBJECT macro",
				  (const char *) yyFileName, yyLineNo,
				  (const char *) context );
			lacks_Q_OBJECT.remove( context );
		    } else {
			needs_Q_OBJECT.insert( context, 0 );
		    }
		}
	    }
	    break;
	case Tok_translate:
	    utf8 = FALSE;
	    yyTok = getToken();
	    if ( match(Tok_LeftParen) &&
		 matchString(&context) &&
		 match(Tok_Comma) &&
		 matchString(&text) ) {
		com = "";
//.........这里部分代码省略.........

//.........这里部分代码省略.........
			    while ( isxdigit(yyCh) ) {
				hex += (char) yyCh;
				yyCh = getChar();
			    }
			    sscanf( hex, "%x", &n );
			    if ( yyStringLen < sizeof(yyString) - 1 )
				yyString[yyStringLen++] = (char) n;
			} else if ( yyCh >= '0' && yyCh < '8' ) {
			    QCString oct = "";

			    do {
				oct += (char) yyCh;
				yyCh = getChar();
			    } while ( yyCh >= '0' && yyCh < '8' );
			    sscanf( oct, "%o", &n );
			    if ( yyStringLen < sizeof(yyString) - 1 )
				yyString[yyStringLen++] = (char) n;
			} else {
			    const char *p = strchr( tab, yyCh );
			    if ( yyStringLen < sizeof(yyString) - 1 )
				yyString[yyStringLen++] = ( p == 0 ) ?
					(char) yyCh : backTab[p - tab];
			    yyCh = getChar();
			}
		    } else {
			if ( yyStringLen < sizeof(yyString) - 1 )
			    yyString[yyStringLen++] = (char) yyCh;
			yyCh = getChar();
		    }
		}
		yyString[yyStringLen] = '\0';

		if ( yyCh != '"' )
		    qWarning( "%s:%d: Unterminated C++ string",
			      (const char *) yyFileName, yyLineNo );

		if ( yyCh == EOF ) {
		    return Tok_Eof;
		} else {
		    yyCh = getChar();
		    return Tok_String;
		}
		break;
	    case '-':
		yyCh = getChar();
		if ( yyCh == '>' ) {
		    yyCh = getChar();
		    return Tok_Arrow;
		}
		break;
	    case ':':
		yyCh = getChar();
		if ( yyCh == ':' ) {
		    yyCh = getChar();
		    return Tok_Gulbrandsen;
		}
		return Tok_Colon;
	    case '\'':
		yyCh = getChar();
		if ( yyCh == '\\' )
		    yyCh = getChar();

		do {
		    yyCh = getChar();
		} while ( yyCh != EOF && yyCh != '\'' );
		yyCh = getChar();

/*!
 * Sets the list of subtypes for this service.
 *
 * \sa serviceSubTypes
 * \sa addServiceSubType
 * \sa removeServiceSubType
 * \sa hasServiceSubType
 */
void QxtDiscoverableService::setServiceSubTypes(const QStringList& subtypes)
{
    if(state() != Unknown)
        qWarning() << "QxtDiscoverableService: Setting service subtypes while not in Unknown state has no effect";
    qxt_d().serviceSubTypes = subtypes;
}

QList< QgsRelief::ReliefColor > QgsRelief::calculateOptimizedReliefClasses()
{
  QList< QgsRelief::ReliefColor > resultList;

  int nCellsX, nCellsY;
  GDALDatasetH inputDataset = openInputFile( nCellsX, nCellsY );
  if ( inputDataset == NULL )
  {
    return resultList;
  }

  //open first raster band for reading (elevation raster is always single band)
  GDALRasterBandH elevationBand = GDALGetRasterBand( inputDataset, 1 );
  if ( elevationBand == NULL )
  {
    GDALClose( inputDataset );
    return resultList;
  }

  //1. get minimum and maximum of elevation raster -> 252 elevation classes
  int minOk, maxOk;
  double minMax[2];
  minMax[0] = GDALGetRasterMinimum( elevationBand, &minOk );
  minMax[1] = GDALGetRasterMaximum( elevationBand, &maxOk );

  if ( !minOk || !maxOk )
  {
    GDALComputeRasterMinMax( elevationBand, true, minMax );
  }

  //2. go through raster cells and get frequency of classes

  //store elevation frequency in 256 elevation classes
  double frequency[252];
  double frequencyClassRange = ( minMax[1] - minMax[0] ) / 252.0;
  //initialize to zero
  for ( int i = 0; i < 252; ++i )
  {
    frequency[i] = 0;
  }

  float* scanLine = ( float * ) CPLMalloc( sizeof( float ) *  nCellsX );
  int elevationClass = -1;

  for ( int i = 0; i < nCellsY; ++i )
  {
    GDALRasterIO( elevationBand, GF_Read, 0, i, nCellsX, 1,
                  scanLine, nCellsX, 1, GDT_Float32,
                  0, 0 );
    for ( int j = 0; j < nCellsX; ++j )
    {
      elevationClass = frequencyClassForElevation( scanLine[j], minMax[0], frequencyClassRange );
      if ( elevationClass < 0 )
      {
        elevationClass = 0;
      }
      else if ( elevationClass >= 252 )
      {
        elevationClass = 251;
      }
      frequency[elevationClass] += 1.0;
    }
  }

  CPLFree( scanLine );

  //log10 transformation for all frequency values
  for ( int i = 0; i < 252; ++i )
  {
    frequency[i] = log10( frequency[i] );
  }

  //start with 9 uniformly distributed classes
  QList<int> classBreaks;
  classBreaks.append( 0 );
  classBreaks.append( 28 );
  classBreaks.append( 56 );
  classBreaks.append( 84 );
  classBreaks.append( 112 );
  classBreaks.append( 140 );
  classBreaks.append( 168 );
  classBreaks.append( 196 );
  classBreaks.append( 224 );
  classBreaks.append( 252 );

  for ( int i = 0; i < 10; ++i )
  {
    optimiseClassBreaks( classBreaks, frequency );
  }

  //debug, print out all the classbreaks
  for ( int i = 0; i < classBreaks.size(); ++i )
  {
    qWarning( "%d", classBreaks[i] );
  }

  //set colors according to optimised class breaks
  QList<QColor> colorList;
  colorList.push_back( QColor( 7, 165, 144 ) );
  colorList.push_back( QColor( 12, 221, 162 ) );
//.........这里部分代码省略.........

void MidiController::visit(const HidControllerPreset* preset) {
    Q_UNUSED(preset);
    qWarning() << "ERROR: Attempting to load an HidControllerPreset to a MidiController!";
    // TODO(XXX): throw a hissy fit.
}