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widgets/dualchannelwidget.h

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+#ifndef DUALCHANNELWIDGET_H
+#define DUALCHANNELWIDGET_H
+
+#include <QWidget>
+#include <QPushButton>
+#include <QLabel>
+#include <QComboBox>
+#include <QDoubleSpinBox>
+#include <QGroupBox>
+#include <QCheckBox>
+
+/**
+ * @brief 双通道页面
+ *
+ * 功能说明：
+ * - 同时输出2路信号
+ * - 同时采集2路信号
+ */
+class DualChannelWidget : public QWidget
+{
+  Q_OBJECT
+
+public:
+  explicit DualChannelWidget(QWidget *parent = nullptr);
+  ~DualChannelWidget() = default;
+
+signals:
+  void backRequested();
+
+private slots:
+  void onChannel1OutputChanged();
+  void onChannel2OutputChanged();
+  void onSyncToggled(bool checked);
+  void onStartOutput();
+  void onStopOutput();
+  void updateMeasurement();
+
+private:
+  void setupUI();
+  QWidget *createTitleBar();
+  QWidget *createChannel1Panel();
+  QWidget *createChannel2Panel();
+  QWidget *createMeasurementPanel();
+  QWidget *createControlPanel();
+
+  // 标题栏
+  QPushButton *m_backBtn;
+  QLabel *m_titleLabel;
+
+  // 通道1控制
+  QComboBox *m_ch1TypeCombo;
+  QDoubleSpinBox *m_ch1ValueSpin;
+  QLabel *m_ch1MeasureLabel;
+  QCheckBox *m_ch1EnableCheck;
+
+  // 通道2控制
+  QComboBox *m_ch2TypeCombo;
+  QDoubleSpinBox *m_ch2ValueSpin;
+  QLabel *m_ch2MeasureLabel;
+  QCheckBox *m_ch2EnableCheck;
+
+  // 同步控制
+  QCheckBox *m_syncCheck;
+
+  // 控制按钮
+  QPushButton *m_startBtn;
+  QPushButton *m_stopBtn;
+
+  // 测量显示
+  QLabel *m_ch1InputLabel;
+  QLabel *m_ch2InputLabel;
+
+  // 状态
+  bool m_isOutputting;
+  QTimer *m_measureTimer;
+};
+
+#endif // DUALCHANNELWIDGET_H