更新代码

control/devicebutton/devicebutton.cpp

@@ -13,6 +13,9 @@ DeviceButton::DeviceButton(QWidget *parent) : QWidget(parent)
     buttonStyle = ButtonStyle_Police;
     buttonColor = ButtonColor_Green;
 
+    isPressed = false;
+    lastPoint = QPoint();
+
     type = "police";
     imgName = QString(":/image/devicebutton/devicebutton_green_%1.png").arg(type);
     isDark = false;
@@ -79,29 +82,26 @@ void DeviceButton::paintEvent(QPaintEvent *)
 
 bool DeviceButton::eventFilter(QObject *watched, QEvent *event)
 {
-    if (canMove) {
+    //识别鼠标 按下+移动+松开+双击 等事件
-        static QPoint lastPoint;
+    QMouseEvent *mouseEvent = static_cast<QMouseEvent *>(event);
-        static bool isPressed = false;
-
     if (event->type() == QEvent::MouseButtonPress) {
-            QMouseEvent *e = static_cast<QMouseEvent *>(event);
+        //限定鼠标左键
-            if (this->rect().contains(e->pos()) && (e->button() == Qt::LeftButton)) {
+        if (mouseEvent->button() == Qt::LeftButton) {
-                lastPoint = e->pos();
+            lastPoint = mouseEvent->pos();
             isPressed = true;
+            emit clicked();
+            return true;
         }
-        } else if (event->type() == QEvent::MouseMove && isPressed) {
+    } else if (event->type() == QEvent::MouseMove) {
-            QMouseEvent *e = static_cast<QMouseEvent *>(event);
+        //允许拖动并且鼠标按下准备拖动
-            int dx = e->pos().x() - lastPoint.x();
+        if (canMove && isPressed) {
-            int dy = e->pos().y() - lastPoint.y();
+            int dx = mouseEvent->pos().x() - lastPoint.x();
+            int dy = mouseEvent->pos().y() - lastPoint.y();
             this->move(this->x() + dx, this->y() + dy);
             return true;
-        } else if (event->type() == QEvent::MouseButtonRelease && isPressed) {
+        }
+    } else if (event->type() == QEvent::MouseButtonRelease) {
         isPressed = false;
-        }
-    }
-
-    if (event->type() == QEvent::MouseButtonPress) {
-        emit clicked();
     } else if (event->type() == QEvent::MouseButtonDblClick) {
         emit doubleClicked();
     }

control/devicebutton/devicebutton.h

@@ -65,6 +65,9 @@ private:
     ButtonStyle buttonStyle;        //按钮样式
     ButtonColor buttonColor;        //按钮颜色
 
+    bool isPressed;                 //鼠标是否按下
+    QPoint lastPoint;               //鼠标按下最后坐标
+
     QString type;                   //图片末尾类型
     QString imgName;                //背景图片名称
     bool isDark;                    //是否加深报警
@@ -94,6 +97,7 @@ public Q_SLOTS:
     void setButtonColor(const ButtonColor &buttonColor);
 
 Q_SIGNALS:
+    //鼠标单击双击事件
     void clicked();
     void doubleClicked();
 };

tool/netserver/api/tcpserver1.cpp

@@ -8,13 +8,13 @@ TcpClient1::TcpClient1(QObject *parent) :  QTcpSocket(parent)
     port = 6907;
     deviceID = "SSJC00000001";
 
+    connect(this, SIGNAL(disconnected()), this, SLOT(deleteLater()));
+    connect(this, SIGNAL(readyRead()), this, SLOT(readData()));
 #if (QT_VERSION >= QT_VERSION_CHECK(6,0,0))
     connect(this, SIGNAL(errorOccurred(QAbstractSocket::SocketError)), this, SLOT(deleteLater()));
 #else
     connect(this, SIGNAL(error(QAbstractSocket::SocketError)), this, SLOT(deleteLater()));
 #endif    
-    connect(this, SIGNAL(disconnected()), this, SLOT(deleteLater()));
-    connect(this, SIGNAL(readyRead()), this, SLOT(readData()));
 }
 
 void TcpClient1::setIP(const QString &ip)

tool/netserver/api/tcpserver2.cpp

@@ -8,13 +8,13 @@ TcpClient2::TcpClient2(QObject *parent) :  QTcpSocket(parent)
     port = 6908;
     deviceID = "SSJC00000001";
 
+    connect(this, SIGNAL(disconnected()), this, SLOT(deleteLater()));
+    connect(this, SIGNAL(readyRead()), this, SLOT(readData()));
 #if (QT_VERSION >= QT_VERSION_CHECK(6,0,0))
     connect(this, SIGNAL(errorOccurred(QAbstractSocket::SocketError)), this, SLOT(deleteLater()));
 #else
     connect(this, SIGNAL(error(QAbstractSocket::SocketError)), this, SLOT(deleteLater()));
 #endif
-    connect(this, SIGNAL(disconnected()), this, SLOT(deleteLater()));
-    connect(this, SIGNAL(readyRead()), this, SLOT(readData()));
 }
 
 void TcpClient2::setIP(const QString &ip)

tool/nettool/api/tcpclient.cpp

@@ -10,12 +10,12 @@ TcpClient::TcpClient(QTcpSocket *socket, QObject *parent) : QObject(parent)
     port = socket->peerPort();
 
     connect(socket, SIGNAL(disconnected()), this, SLOT(slot_disconnected()));
+    connect(socket, SIGNAL(readyRead()), this, SLOT(slot_readData()));
 #if (QT_VERSION >= QT_VERSION_CHECK(6,0,0))
     connect(socket, SIGNAL(errorOccurred(QAbstractSocket::SocketError)), this, SLOT(slot_error()));
 #else
     connect(socket, SIGNAL(error(QAbstractSocket::SocketError)), this, SLOT(slot_error()));
 #endif
-    connect(socket, SIGNAL(readyRead()), this, SLOT(slot_readData()));
 }
 
 QString TcpClient::getIP() const

tool/nettool/form/frmtcpclient.cpp

@@ -40,12 +40,12 @@ void frmTcpClient::initForm()
     socket = new QTcpSocket(this);
     connect(socket, SIGNAL(connected()), this, SLOT(connected()));
     connect(socket, SIGNAL(disconnected()), this, SLOT(disconnected()));
+    connect(socket, SIGNAL(readyRead()), this, SLOT(readData()));
 #if (QT_VERSION >= QT_VERSION_CHECK(6,0,0))
     connect(socket, SIGNAL(errorOccurred(QAbstractSocket::SocketError)), this, SLOT(error()));
 #else
     connect(socket, SIGNAL(error(QAbstractSocket::SocketError)), this, SLOT(error()));
 #endif
-    connect(socket, SIGNAL(readyRead()), this, SLOT(readData()));
 
     //定时器发送数据
     timer = new QTimer(this);

tool/nettool/form/frmudpclient.cpp

@@ -36,12 +36,12 @@ void frmUdpClient::initForm()
 
     //实例化对象并绑定信号槽
     socket = new QUdpSocket(this);
+    connect(socket, SIGNAL(readyRead()), this, SLOT(readData()));
 #if (QT_VERSION >= QT_VERSION_CHECK(6,0,0))
     connect(socket, SIGNAL(errorOccurred(QAbstractSocket::SocketError)), this, SLOT(error()));
 #else
     connect(socket, SIGNAL(error(QAbstractSocket::SocketError)), this, SLOT(error()));
 #endif    
-    connect(socket, SIGNAL(readyRead()), this, SLOT(readData()));
 
     //定时器发送数据
     timer = new QTimer(this);

tool/nettool/form/frmudpserver.cpp

@@ -37,12 +37,12 @@ void frmUdpServer::initForm()
 
     //实例化对象并绑定信号槽
     socket = new QUdpSocket(this);
+    connect(socket, SIGNAL(readyRead()), this, SLOT(readData()));
 #if (QT_VERSION >= QT_VERSION_CHECK(6,0,0))
     connect(socket, SIGNAL(errorOccurred(QAbstractSocket::SocketError)), this, SLOT(error()));
 #else
     connect(socket, SIGNAL(error(QAbstractSocket::SocketError)), this, SLOT(error()));
 #endif    
-    connect(socket, SIGNAL(readyRead()), this, SLOT(readData()));
 
     //定时器发送数据
     timer = new QTimer(this);