彻底改版2.0

tool/livedemo/applive.cpp

@@ -0,0 +1,66 @@
+#include "applive.h"
+#include "qmutex.h"
+#include "qudpsocket.h"
+#include "qstringlist.h"
+#include "qapplication.h"
+#include "qdatetime.h"
+#include "qdebug.h"
+
+#define TIMEMS qPrintable(QTime::currentTime().toString("HH:mm:ss zzz"))
+
+QScopedPointer<AppLive> AppLive::self;
+AppLive *AppLive::Instance()
+{
+    if (self.isNull()) {
+        QMutex mutex;
+        QMutexLocker locker(&mutex);
+        if (self.isNull()) {
+            self.reset(new AppLive);
+        }
+    }
+
+    return self.data();
+}
+
+AppLive::AppLive(QObject *parent) : QObject(parent)
+{
+    udpServer  = new QUdpSocket(this);
+
+    QString name = qApp->applicationFilePath();
+    QStringList list = name.split("/");
+    appName = list.at(list.count() - 1).split(".").at(0);
+}
+
+void AppLive::readData()
+{
+    QByteArray tempData;
+
+    do {
+        tempData.resize(udpServer->pendingDatagramSize());
+        QHostAddress sender;
+        quint16 senderPort;
+        udpServer->readDatagram(tempData.data(), tempData.size(), &sender, &senderPort);
+        QString data = QLatin1String(tempData);
+
+        if (data == "hello") {
+            udpServer->writeDatagram(QString("%1OK").arg(appName).toLatin1(), sender, senderPort);
+        }
+    } while (udpServer->hasPendingDatagrams());
+}
+
+bool AppLive::start(int port)
+{
+    bool ok = udpServer->bind(port);
+    if (ok) {
+        connect(udpServer, SIGNAL(readyRead()), this, SLOT(readData()));
+        qDebug() << TIMEMS << "Start AppLive Ok";
+    }
+
+    return ok;
+}
+
+void AppLive::stop()
+{
+    udpServer->abort();
+    disconnect(udpServer, SIGNAL(readyRead()), this, SLOT(readData()));
+}

tool/livedemo/applive.h

@@ -0,0 +1,28 @@
+#ifndef APPLIVE_H
+#define APPLIVE_H
+
+#include <QObject>
+
+class QUdpSocket;
+
+class AppLive : public QObject
+{
+	Q_OBJECT
+public:
+    static AppLive *Instance();
+    explicit AppLive(QObject *parent = 0);	
+
+private:
+    static QScopedPointer<AppLive> self;
+	QUdpSocket *udpServer;
+    QString appName;
+
+private slots:
+    void readData();
+
+public slots:
+    bool start(int port);
+    void stop();
+};
+
+#endif // APPLIVE_H

tool/livedemo/frmmain.cpp

@@ -0,0 +1,12 @@
+#include "frmmain.h"
+#include "ui_frmmain.h"
+
+frmMain::frmMain(QWidget *parent) : QWidget(parent), ui(new Ui::frmMain)
+{
+    ui->setupUi(this);
+}
+
+frmMain::~frmMain()
+{
+    delete ui;
+}

tool/livedemo/frmmain.h

@@ -0,0 +1,22 @@
+#ifndef FRMMAIN_H
+#define FRMMAIN_H
+
+#include <QWidget>
+
+namespace Ui {
+class frmMain;
+}
+
+class frmMain : public QWidget
+{
+    Q_OBJECT
+
+public:
+    explicit frmMain(QWidget *parent = 0);
+    ~frmMain();
+
+private:
+    Ui::frmMain *ui;
+};
+
+#endif // FRMMAIN_H

tool/livedemo/frmmain.ui

@@ -0,0 +1,21 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ui version="4.0">
+ <class>frmMain</class>
+ <widget class="QWidget" name="frmMain">
+  <property name="geometry">
+   <rect>
+    <x>0</x>
+    <y>0</y>
+    <width>400</width>
+    <height>300</height>
+   </rect>
+  </property>
+  <property name="windowTitle">
+   <string>frmMain</string>
+  </property>
+  <layout class="QGridLayout" name="gridLayout"/>
+ </widget>
+ <layoutdefault spacing="6" margin="11"/>
+ <resources/>
+ <connections/>
+</ui>

tool/livedemo/livedemo.pro

@@ -0,0 +1,18 @@
+QT += core gui network
+greaterThan(QT_MAJOR_VERSION, 4): QT += widgets
+greaterThan(QT_MAJOR_VERSION, 5): QT += core5compat
+
+TARGET      = livedemo
+TEMPLATE    = app
+MOC_DIR     = temp/moc
+RCC_DIR     = temp/rcc
+UI_DIR      = temp/ui
+OBJECTS_DIR = temp/obj
+DESTDIR     = $$PWD/../bin
+CONFIG      += warn_off
+
+SOURCES     += main.cpp
+SOURCES     += frmmain.cpp applive.cpp
+HEADERS     += frmmain.h applive.h
+FORMS       += frmmain.ui
+

tool/livedemo/main.cpp

@@ -0,0 +1,34 @@
+#pragma execution_character_set("utf-8")
+#include "frmmain.h"
+#include "applive.h"
+#include <QApplication>
+#include <QTextCodec>
+
+int main(int argc, char *argv[])
+{
+    QApplication a(argc, argv);
+    a.setFont(QFont("Microsoft Yahei", 9));
+
+#if (QT_VERSION <= QT_VERSION_CHECK(5,0,0))
+#if _MSC_VER
+    QTextCodec *codec = QTextCodec::codecForName("gbk");
+#else
+    QTextCodec *codec = QTextCodec::codecForName("utf-8");
+#endif
+    QTextCodec::setCodecForLocale(codec);
+    QTextCodec::setCodecForCStrings(codec);
+    QTextCodec::setCodecForTr(codec);
+#else
+    QTextCodec *codec = QTextCodec::codecForName("utf-8");
+    QTextCodec::setCodecForLocale(codec);
+#endif
+
+    //启动守护程序服务类
+    AppLive::Instance()->start(6666);
+
+    frmMain w;
+    w.setWindowTitle("守护程序使用示例");
+    w.show();
+
+    return a.exec();
+}