比较指令可以绑定常数

editor.pro.user

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!DOCTYPE QtCreatorProject>
-<!-- Written by QtCreator 4.11.1, 2025-08-11T14:46:36. -->
+<!-- Written by QtCreator 4.11.1, 2025-08-12T08:51:43. -->
 <qtcreator>
  <data>
   <variable>EnvironmentId</variable>

mainwindow.cpp

@@ -17,10 +17,12 @@
 MainWindow::MainWindow(QWidget *parent)
     : QMainWindow(parent)
     , ui(new Ui::MainWindow)
+    , registerManager(new RegisterManager(this))
+    , modbusManager(new ModbusManager(registerManager, this))
 {
     ui->setupUi(this);
-    registerManager = new RegisterManager(this);
-    modbusManager = new ModbusManager(registerManager, this);
+//    registerManager = new RegisterManager(this);
+//    modbusManager = new ModbusManager(registerManager, this);
     // 初始化PLC标签页
     ui->plc_tab_widget->setTabsClosable(true);
     ui->plc_tab_widget->setMovable(true);
@@ -60,9 +62,6 @@ MainWindow::MainWindow(QWidget *parent)
     //            this, &PLC::updateConnectionStatus);
     //    connect(modbusManager, &ModbusManager::errorOccurred,
     //            this, &PLC::handleModbusError);
-    //    connect(this, &PLC::requestWriteRegister,
-    //            modbusManager, &ModbusManager::writeRegister);
-
 
     ui->stackedWidget->setCurrentIndex(0);
     setWindowTitle("未命名项目 - PLC编辑器");
@@ -207,6 +206,9 @@ void MainWindow::applyProjectToScene(const Project &proj, int pageIndex)
             connect(item, &Item::requestCopy, plcViews[pageIndex], &MyGraphicsView::onItemRequestCopy);
             connect(item, &Item::requestDelete, plcViews[pageIndex], &MyGraphicsView::onItemRequestDelete);
             connect(item, &Item::requestBindRegister, plcViews[pageIndex], &MyGraphicsView::onItemRequestBindRegister);
+            connect(item, &Item::requestCompare, plcViews[pageIndex], &MyGraphicsView::onItemRequestCompare);
+            connect(item, &Item::requestReset, plcViews[pageIndex], &MyGraphicsView::onItemRequestReset);
+            connect(item, &Item::requestSetON,plcViews[pageIndex], &MyGraphicsView::onItemRequestSetON);
             plcScenes[pageIndex]->addItem(item);
             registerManager->bindItem(item,d.registerId);
             itemObjs.append(item);
@@ -235,6 +237,9 @@ void MainWindow::applyProjectToScene(const Project &proj, int pageIndex)
             connect(item, &Item::requestCopy, hmiViews[pageIndex], &MyGraphicsView::onItemRequestCopy);
             connect(item, &Item::requestDelete, hmiViews[pageIndex], &MyGraphicsView::onItemRequestDelete);
             connect(item, &Item::requestBindRegister, hmiViews[pageIndex], &MyGraphicsView::onItemRequestBindRegister);
+            connect(item, &Item::requestCompare, hmiViews[pageIndex], &MyGraphicsView::onItemRequestCompare);
+            connect(item, &Item::requestReset, hmiViews[pageIndex], &MyGraphicsView::onItemRequestReset);
+            connect(item, &Item::requestSetON,hmiViews[pageIndex], &MyGraphicsView::onItemRequestSetON);
             hmiScenes[pageIndex]->addItem(item);
             registerManager->bindItem(item,d.registerId);
             itemObjs.append(item);

modbusmanager.cpp

@@ -65,35 +65,6 @@ void ModbusManager::stopSimulation()
     pollTimer->stop();
 }
 
-//void ModbusManager::readRegisters()
-//{
-//    if (!modbusDevice || modbusDevice->state() != QModbusDevice::ConnectedState)
-//        return;
-
-//    // 读取所有D寄存器 (保持寄存器)
-//    readRegisterGroup(QModbusDataUnit::HoldingRegisters, 0, 4000);
-
-//    // 读取所有M寄存器 (线圈)
-//    readRegisterGroup(QModbusDataUnit::Coils, 0, 4000);
-//}
-
-//void ModbusManager::readRegisterGroup(QModbusDataUnit::RegisterType type, int startAddr, int count)
-//{
-//    const int MAX_REG_PER_REQUEST = 125; // Modbus RTU限制
-
-//    for (int addr = startAddr; addr < count; addr += MAX_REG_PER_REQUEST) {
-//        int readCount = qMin(MAX_REG_PER_REQUEST, count - addr);
-
-//        QModbusDataUnit unit(type, addr, readCount);
-
-//        if (auto *reply = modbusDevice->sendReadRequest(unit, slaveAddress)) {
-//            QString regType = (type == QModbusDataUnit::HoldingRegisters) ? "D" : "M";
-//            pendingRequests[reply] = regType;
-//            connect(reply, &QModbusReply::finished, this, &ModbusManager::processModbusReply);
-//        }
-//    }
-//}
-
 void ModbusManager::readRegisters()
 {
     if (!modbusDevice || modbusDevice->state() != QModbusDevice::ConnectedState)

mygraphicsview.cpp

@@ -174,55 +174,125 @@ void MyGraphicsView::onItemRequestDelete(Item *item)
     delete item;
 }
 
+//void MyGraphicsView::onItemRequestBindRegister(Item *item)
+//{
+//    if (!item) return;
+
+//    bool ok = false;
+//    QString reg = QInputDialog::getText(
+//        this,
+//        "绑定寄存器",
+//        "格式: <类型><地址>\n"
+//        "类型: D(保持寄存器), M(线圈寄存器)\n"
+//        "示例: D100, M200\n"
+//        "地址范围: 0-4000",
+//        QLineEdit::Normal,
+//        item->registerId(),
+//        &ok
+//    );
+
+//    if (ok && !reg.isEmpty()) {
+//        // 验证寄存器格式
+//        QRegularExpression regex("^[DMdm]\\d{1,4}$");
+//        QRegularExpressionMatch match = regex.match(reg);
+
+//        if (!match.hasMatch()) {
+//            QMessageBox::warning(this, "格式错误", "请输入有效的寄存器格式\n示例: D100, M200");
+//            return;
+//        }
+
+//        int address = reg.mid(1).toInt();
+//        if (address > 4000) {
+//            QMessageBox::warning(this, "范围错误", "寄存器地址必须在0-4000范围内");
+//            return;
+//        }
+
+//        // 标准化格式 (D100)
+//        QString newReg = QString("%1%2").arg(reg[0].toUpper()).arg(address);
+
+//        if (item->setRegisterId(newReg))
+//        {
+//            item->update();
+//            // 发出绑定信号
+//            emit itemBoundToRegister(item, newReg);
+//        }
+//        else
+//        {
+//            QMessageBox::warning(this, "提示", "请先重置再绑定新的寄存器");
+//        }
+//    }
+//}
 void MyGraphicsView::onItemRequestBindRegister(Item *item)
 {
     if (!item) return;
 
     bool ok = false;
     QString reg = QInputDialog::getText(
-        this,
-        "绑定寄存器",
-        "格式: <类型><地址>\n"
-        "类型: D(保持寄存器), M(线圈寄存器)\n"
-        "示例: D100, M200\n"
-        "地址范围: 0-4000",
-        QLineEdit::Normal,
-        item->registerId(),
-        &ok
-    );
+                this,
+                "绑定寄存器",
+                "格式: <类型><地址>\n"
+                "类型: D(保持寄存器), M(线圈寄存器), K(常数)\n"
+                "示例: D100, M200, K100\n"
+                "地址范围: 0-4000\n"
+                "常数范围: 0-65535",
+                QLineEdit::Normal,
+                item->registerId(),
+                &ok
+                );
 
     if (ok && !reg.isEmpty()) {
-        // 验证寄存器格式
-        QRegularExpression regex("^[DMdm]\\d{1,4}$");
+        // 验证输入格式
+        QRegularExpression regex("^([DMdm]\\d{1,4}|K\\d{1,5})$");
         QRegularExpressionMatch match = regex.match(reg);
 
         if (!match.hasMatch()) {
-            QMessageBox::warning(this, "格式错误", "请输入有效的寄存器格式\n示例: D100, M200");
+            QMessageBox::warning(this, "格式错误", "请输入有效的格式\n示例: D100, M200, K100");
             return;
         }
 
-        int address = reg.mid(1).toInt();
-        if (address > 4000) {
-            QMessageBox::warning(this, "范围错误", "寄存器地址必须在0-4000范围内");
-            return;
+        // 提取类型和值
+        QString type = reg.left(1).toUpper();
+        int value = reg.mid(1).toInt();
+
+        // 检查范围
+        if (type == "K") {
+            if (value > 65535) {
+                QMessageBox::warning(this, "范围错误", "常数必须在0-65535范围内");
+                return;
+            }
+        } else {
+            if (value > 4000) {
+                QMessageBox::warning(this, "范围错误", "寄存器地址必须在0-4000范围内");
+                return;
+            }
         }
 
-        // 标准化格式 (D100)
-        QString newReg = QString("%1%2").arg(reg[0].toUpper()).arg(address);
+        // 标准化格式
+        QString newReg = QString("%1%2").arg(type).arg(value);
 
-        if (item->setRegisterId(newReg))
-        {
+        // 对于比较元件，直接设置值
+        if (item->itemType() == "比较" && type == "K") {
+            // 常数直接设置值
+            item->setRegisterId(type);
+            item->setRegisterValue(type, value);
             item->update();
-            // 发出绑定信号
-            emit itemBoundToRegister(item, newReg);
-        }
-        else
-        {
-            QMessageBox::warning(this, "提示", "请先重置再绑定新的寄存器");
+        }else {
+            // 寄存器绑定
+            if (type == "K")
+            {
+                QMessageBox::warning(this, "提示", "此元件不能绑定常数");
+            }
+            if (item->setRegisterId(newReg)) {
+                item->update();
+                emit itemBoundToRegister(item, newReg);
+            } else {
+                QMessageBox::warning(this, "提示", "请先重置再绑定新的寄存器");
+            }
         }
     }
 }
 
+
 void MyGraphicsView::onItemRequestCompare(Item *item)
 {
     if (!item) return;