whellvalue/tpvs17/Enchanter/QSignleApplication.cpp

#include "QSignleApplication.h"

#include <QMainWindow>
#include <QtNetwork/QLocalServer>
#include <QtNetwork/QLocalSocket>
#include <QFileInfo>
#include <QMessageBox>

#pragma execution_character_set("utf-8")
SingleApplication::SingleApplication(int &args, char **argv, QString strServerName) :
	QApplication(args, argv),
	instanceRunning(false),
	localServer(NULL),
	mainWindow(NULL)
{
	/**
	 * һ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>˵<EFBFBD><EFBFBD>ȡ<EFBFBD><EFBFBD><EFBFBD>ó<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϊ localServer <EFBFBD>Ľ<EFBFBD><EFBFBD>̷<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 * Ŀǰ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ľ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ǹ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>ļ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ģ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>һ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڸ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ļ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ô<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ͳ<EFBFBD>׼ȷ<EFBFBD>ˣ<EFBFBD>
	 * <EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͨ<EFBFBD><EFBFBD><EFBFBD>ļ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ж<EFBFBD><EFBFBD>ǽ<EFBFBD><EFBFBD>̷<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Dz<EFBFBD><EFBFBD>ɿ<EFBFBD><EFBFBD>ģ<EFBFBD>Ӧ<EFBFBD><EFBFBD>д<EFBFBD><EFBFBD><EFBFBD>ڴ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	 */
	 //    serverName = QFileInfo(QCoreApplication::applicationFilePath()).fileName();
	//m_serverName = strServerName;
	m_serverName = applicationName();
	initLocalConnection();
}

void SingleApplication::initLocalConnection()
{
	instanceRunning = false;
	QLocalSocket socket;
	//<2F><><EFBFBD>׽<EFBFBD><D7BD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>̷<EFBFBD><CCB7>񣬲<EFBFBD><F1A3ACB2><EFBFBD><EFBFBD><EFBFBD>Ϊ<EFBFBD><CEAA><EFBFBD>̷<EFBFBD><CCB7><EFBFBD><EFBFBD><EFBFBD>
	socket.connectToServer(m_serverName);
	//<2F><><EFBFBD><EFBFBD>500ms<6D><73><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>̷<EFBFBD><CCB7><EFBFBD><EFBFBD><EFBFBD>˵<EFBFBD><CBB5><EFBFBD><EFBFBD><EFBFBD>̷<EFBFBD><CCB7><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	if (socket.waitForConnected(500)) {
		instanceRunning = true;

		// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>磺<EFBFBD><E7A3BA><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>͵<EFBFBD><CDB5><EFBFBD><EFBFBD>̷<EFBFBD><CCB7><EFBFBD><EFBFBD><EFBFBD>
		QTextStream stream(&socket);
		QStringList args = QCoreApplication::arguments();
		if (args.count() > 1)
			stream << args.last();
		else
			stream << QString();
		stream.flush();
		socket.waitForBytesWritten();
		return;
	}
	newLocalServer();//<2F><><EFBFBD>Ӳ<EFBFBD><D3B2>Ͻ<EFBFBD><CFBD>̷<EFBFBD><CCB7><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʹ<EFBFBD><CDB4><EFBFBD>һ<EFBFBD><D2BB>
}
////////////////////////////////////////////////////////////////////////////////
// ˵<><CBB5><EFBFBD><EFBFBD>
// <20><><EFBFBD><EFBFBD>LocalServer
////////////////////////////////////////////////////////////////////////////////
void SingleApplication::newLocalServer()
{
	localServer = new QLocalServer(this);
	connect(localServer, SIGNAL(newConnection()), this, SLOT(newLocalConnection()));
	if (!localServer->listen(m_serverName)) {
		// <20><>ʱ<EFBFBD><CAB1><EFBFBD><EFBFBD>ʧ<EFBFBD>ܣ<EFBFBD><DCA3><EFBFBD><EFBFBD><EFBFBD><EFBFBD>dz<EFBFBD><C7B3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ,<2C><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>̷<EFBFBD><CCB7><EFBFBD><EFBFBD><EFBFBD><EFBFBD>µ<EFBFBD>,<2C>Ƴ<EFBFBD>֮
		if (localServer->serverError() == QAbstractSocket::AddressInUseError) {
			QLocalServer::removeServer(m_serverName); //<2F>Ƴ<EFBFBD><C6B3><EFBFBD><EFBFBD>̷<EFBFBD><CCB7><EFBFBD>
			localServer->listen(m_serverName); //<2F>ٴμ<D9B4><CEBC><EFBFBD>
		}
	}
}

void SingleApplication::newLocalConnection()
{
	//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>̷<EFBFBD><CCB7>񣬵<EFBFBD><F1A3ACB5><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݽ<EFBFBD><DDBD><EFBFBD>ʱ<EFBFBD><CAB1><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͨ<EFBFBD><CDA8> nextPendingConnection() <20><>ȡ<EFBFBD>׽<EFBFBD><D7BD><EFBFBD>
	QLocalSocket *socket = localServer->nextPendingConnection();
	if (!socket)
		return;
	socket->waitForReadyRead(1000);
	//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	QTextStream stream(socket);
	delete socket;
	if (mainWindow != NULL) {
		//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڶ<EFBFBD><DAB6><EFBFBD><EFBFBD><EFBFBD>Ϊ<EFBFBD><CEAA>ʱ<EFBFBD><CAB1>˵<EFBFBD><CBB5><EFBFBD>п<EFBFBD><D0BF><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ڱ<EFBFBD><DAB1><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ˣ<EFBFBD><CBA3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ҫ<EFBFBD><D2AA><EFBFBD><EFBFBD>չʾ<D5B9><CABE><EFBFBD><EFBFBD><EFBFBD>棬ͬʱ<CDAC><CAB1><EFBFBD><EFBFBD><EFBFBD>û<EFBFBD><C3BB><EFBFBD>ʾ
		mainWindow->raise();
		mainWindow->activateWindow();
		mainWindow->setWindowState((mainWindow->windowState() & ~Qt::WindowMinimized) | Qt::WindowActive);
		mainWindow->show();
		//QMessageBox::warning(NULL, "<22><><EFBFBD><EFBFBD>", "<22><><EFBFBD><EFBFBD><EFBFBD>Ѿ<EFBFBD><D1BE><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>");
	}
}

////////////////////////////////////////////////////////////////////////////////
// ˵<><CBB5><EFBFBD><EFBFBD>
// <20><><EFBFBD><EFBFBD><EFBFBD>Ƿ<EFBFBD><C7B7><EFBFBD><EFBFBD><EFBFBD>һ<EFBFBD><D2BB>ʵ<EFBFBD><CAB5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>, true - <20><>ʵ<EFBFBD><CAB5><EFBFBD><EFBFBD><EFBFBD>У<EFBFBD> false - û<><C3BB>ʵ<EFBFBD><CAB5><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
////////////////////////////////////////////////////////////////////////////////
bool SingleApplication::getInstanceRunning() const
{
	return instanceRunning;
}

QMainWindow *SingleApplication::getMainWindow() const
{
	return mainWindow;
}

void SingleApplication::setMainWindow(QMainWindow *value)
{
	mainWindow = value;
}