1、重构”繁忙“效果控件和应用；

2、添加后台任务列表类

src/2DSpectralCompliance/TwoDSpectralCompliance.cpp

@@ -56,7 +56,7 @@ TwoDSpectralCompliance::TwoDSpectralCompliance(QWidget* parent)
     layout->addWidget(this->_plot);
     setupPlot();
     createFloatingInfoWidget();
-    _busy_indicator = new BusyIndicator(this);
+    _busy_indicator = new BusyIndicatorWidget(this);
 }
 
 TwoDSpectralCompliance::~TwoDSpectralCompliance()

src/2DSpectralCompliance/TwoDSpectralCompliance.h

@@ -12,7 +12,7 @@ class QwtPlotPicker;
 class QPushButton;
 class QLineEdit;
 class ScatterPlotItem;
-class BusyIndicator;
+class BusyIndicatorWidget;
 namespace Ui {
 class TwoDSpectralCompliance;
 }
@@ -102,7 +102,7 @@ private:
 
     QPoint m_dragPosition;
     bool m_dragging = false;
-    BusyIndicator* _busy_indicator = nullptr;
+    BusyIndicatorWidget* _busy_indicator = nullptr;
 
     // 保存全局轴范围（用于重置放大）
     double m_globalXMin = 0.0, m_globalXMax = 0.0;

src/AntiConformEnergySpectrumView/AntiConformEnergySpectrumView.cpp

@@ -53,7 +53,7 @@ AntiConformEnergySpectrumView::AntiConformEnergySpectrumView(QWidget* parent)
     _curve->setPen(QPen(QColor(23, 229, 238), 2));
     _plot->AddCurve(_curve);
 
-    _busy_indicator = new BusyIndicator(this);
+    _busy_indicator = new BusyIndicatorWidget(this);
 }
 
 AntiConformEnergySpectrumView::~AntiConformEnergySpectrumView()

src/AntiConformEnergySpectrumView/AntiConformEnergySpectrumView.h

@@ -6,7 +6,7 @@
 class QMenu;
 class CustomQwtPlot;
 class QwtPlotCurve;
-class BusyIndicator;
+class BusyIndicatorWidget;
 
 class AntiConformEnergySpectrumView : public MeasureAnalysisView {
     Q_OBJECT
@@ -28,7 +28,7 @@ private slots:
 
 private:
     QMenu* _menu = nullptr;
-    BusyIndicator* _busy_indicator = nullptr;
+    BusyIndicatorWidget* _busy_indicator = nullptr;
     CustomQwtPlot* _plot = nullptr;
     QwtPlotCurve* _curve = nullptr;
     QString _data_filename;

src/BusyIndicator/BusyIndicator.cpp

@@ -4,6 +4,29 @@
 #include <QVBoxLayout>
 
 BusyIndicator::BusyIndicator(QWidget* parent)
+    : QLabel { parent }
+{
+    _busy_movie = new QMovie(":gif/BusyIndicator.gif"); // 转圈 GIF
+    _busy_movie->setScaledSize(QSize(50, 50));
+    this->setMovie(_busy_movie);
+    _busy_movie->start();
+}
+
+void BusyIndicator::Start()
+{
+    _busy_movie->start();
+    // this->setVisible(true);
+    // this->update();
+}
+
+void BusyIndicator::Stop()
+{
+    _busy_movie->stop();
+    // this->setVisible(false);
+    // this->update();
+}
+
+BusyIndicatorWidget::BusyIndicatorWidget(QWidget* parent)
     : QWidget { parent }
 {
     setAttribute(Qt::WA_TransparentForMouseEvents);
@@ -25,14 +48,14 @@ BusyIndicator::BusyIndicator(QWidget* parent)
     setLayout(layout);
 }
 
-void BusyIndicator::Start()
+void BusyIndicatorWidget::Start()
 {
     _busy_movie->start();
     this->setVisible(true);
     this->update();
 }
 
-void BusyIndicator::Stop()
+void BusyIndicatorWidget::Stop()
 {
     _busy_movie->stop();
     this->setVisible(false);

src/BusyIndicator/BusyIndicator.h

@@ -3,10 +3,11 @@
 
 #include <QObject>
 #include <QWidget>
+#include <QLabel>
 
 class QMovie;
 
-class BusyIndicator : public QWidget
+class BusyIndicator : public QLabel
 {
     Q_OBJECT
 public:
@@ -17,4 +18,15 @@ private:
     QMovie* _busy_movie;
 };
 
+class BusyIndicatorWidget : public QWidget
+{
+    Q_OBJECT
+public:
+    explicit BusyIndicatorWidget(QWidget *parent = nullptr);
+    void Start();
+    void Stop();
+private:
+    QMovie* _busy_movie;
+};
+
 #endif // BUSYINDICATOR_H

src/CoincidenceEventTimeView/CoincidenceEventTimeView.cpp

@@ -58,7 +58,7 @@ CoincidenceEventTimeView::CoincidenceEventTimeView(QWidget *parent) :
     _curve->setPen(QPen(QColor(23, 229, 238), 2));
     _plot->AddCurve(_curve);
 
-    _busy_indicator = new BusyIndicator(this);
+    _busy_indicator = new BusyIndicatorWidget(this);
 }
 
 CoincidenceEventTimeView::~CoincidenceEventTimeView()

src/CoincidenceEventTimeView/CoincidenceEventTimeView.h

@@ -5,7 +5,7 @@
 #include <QMenu>
 class CustomQwtPlot;
 class QwtPlotCurve;
-class BusyIndicator;
+class BusyIndicatorWidget;
 
 class CoincidenceEventTimeView : public MeasureAnalysisView
 {
@@ -25,7 +25,7 @@ private:
 private slots:
     void onActionPlotConfigure();
 private:
-    BusyIndicator* _busy_indicator = nullptr;
+    BusyIndicatorWidget* _busy_indicator = nullptr;
     CustomQwtPlot* _plot = nullptr;
     QwtPlotCurve* _curve = nullptr;
     QStringList _data_filenames;

src/ConformToTheEnergySpectrum/ConformToTheEnergySpectrum.cpp

@@ -63,7 +63,7 @@ ConformToTheEnergySpectrum::ConformToTheEnergySpectrum(QWidget *parent) :
     _curve->setPen(QPen(QColor(23, 229, 238), 2));
     _plot->AddCurve(_curve);
 
-    _busy_indicator = new BusyIndicator(this);
+    _busy_indicator = new BusyIndicatorWidget(this);
 }
 
 ConformToTheEnergySpectrum::~ConformToTheEnergySpectrum()

src/ConformToTheEnergySpectrum/ConformToTheEnergySpectrum.h

@@ -6,7 +6,7 @@
 class QMenu;
 class CustomQwtPlot;
 class QwtPlotCurve;
-class BusyIndicator;
+class BusyIndicatorWidget;
 
 class ConformToTheEnergySpectrum : public MeasureAnalysisView
 {
@@ -29,7 +29,7 @@ private slots:
 
 private:
     QMenu* _menu = nullptr;
-    BusyIndicator* _busy_indicator = nullptr;
+    BusyIndicatorWidget* _busy_indicator = nullptr;
     CustomQwtPlot* _plot = nullptr;
     QwtPlotCurve* _curve = nullptr;
     QStringList _data_filenames;

src/CountRateAnalysisView/CountRateAnalysisView.cpp

@@ -27,7 +27,7 @@ CountRateAnalysisView::CountRateAnalysisView(QWidget *parent) :
     this->setViewType(PlotFrame);
 
     this->_menu = new QMenu(this);
-    _busy_indicator = new BusyIndicator(this);
+    _busy_indicator = new BusyIndicatorWidget(this);
 
     InitUi();
     setupMenu();

src/CountRateAnalysisView/CountRateAnalysisView.h

@@ -7,7 +7,7 @@
 #include "MeasureAnalysisView.h"
 
 class CustomQwtPlot;
-class BusyIndicator;
+class BusyIndicatorWidget;
 class QMenu;
 
 namespace Ui {
@@ -41,7 +41,7 @@ private slots:
 
 private:
     Ui::CountRateAnalysisView *ui;
-    BusyIndicator* _busy_indicator = nullptr;
+    BusyIndicatorWidget* _busy_indicator = nullptr;
     CustomQwtPlot *plot;
     QMenu* _menu = nullptr;
 };

src/DataProcessWorkPool.cpp

@@ -27,6 +27,36 @@
 using namespace DataProcessWorkPool;
 using namespace io;
 
+DataProcessTaskList* DataProcessTaskList::_s_instance = nullptr;
+
+DataProcessTaskList *DataProcessTaskList::Instance()
+{
+    if (!_s_instance) {
+        _s_instance = new DataProcessTaskList();
+    }
+    return _s_instance;
+}
+
+DataProcessTaskList::~DataProcessTaskList()
+{
+    Clear();
+}
+
+void DataProcessTaskList::InserTask(DataProcessTask* task)
+{
+    _task_list.insert(task->GetTaskName(), task);
+}
+
+void DataProcessTaskList::RemoveTask(const QString &task_name)
+{
+    _task_list.remove(task_name);
+}
+
+void DataProcessTaskList::Clear()
+{
+
+}
+
 
 void DataProcessTask::SetFinishedNotifier(QObject* finished_notifier, const char* finished_process, const QString& project_name)
 {
@@ -65,7 +95,13 @@ void DataProcessTask::run()
     if (!IsValidSetWorkParameters()) {
         return;
     }
+
+    DataProcessTaskList::Instance()->InserTask(this);
+
     bool task_ok = processTask();
+
+    DataProcessTaskList::Instance()->RemoveTask(this->GetTaskName());
+
     if ((GetFinishedNotifier() != nullptr) && (GetFinishedNotifierProcess() != nullptr)) {
         QMetaObject::invokeMethod(
             _finished_notifier,
@@ -103,6 +139,11 @@ bool ParticleDataTask::processTask()
     return processEveryChannelParticleData();
 }
 
+const QString &EveryChannelParticleCountDataTask::GetTaskName()
+{
+    return QStringLiteral(u"[%1]通道粒子计数统计处理").arg(this->GetProjectName());
+}
+
 void EveryChannelParticleCountDataTask::SetAllChannelCountResultDir(const QString& dir_path)
 {
     this->_all_ch_count_dir = dir_path;
@@ -226,6 +267,11 @@ bool EveryChannelParticleCountDataTask::processEveryChannelParticleData()
 
 ////////////////////////////////////////////////////////////////////////////////////
 
+const QString &ParticleDataSortTask::GetTaskName()
+{
+    return QStringLiteral(u"[%1]粒子数据按时间排序处理").arg(this->GetProjectName());
+}
+
 void ParticleDataSortTask::SetSortedResultDir(const QString& sorted_result_dir)
 {
     this->_sorted_result_dir = sorted_result_dir;
@@ -455,6 +501,11 @@ bool ParticleDataSortByMinimysTask::processEveryChannelParticleData()
     return ret_ok;
 }
 
+const QString &CoincidenceEventAnalysisTask::GetTaskName()
+{
+    return QStringLiteral(u"[%1]粒子数据符合处理").arg(this->GetProjectName());
+}
+
 bool CoincidenceEventAnalysisTask::processTask()
 {
     const QString& project_name = GetProjectName();
@@ -533,6 +584,11 @@ bool CoincidenceEventAnalysisTask::processTask()
     return true;
 }
 
+const QString &AutoFindPeaksTask::GetTaskName()
+{
+    return QStringLiteral(u"[%1]粒子通道计数谱自动寻峰处理").arg(this->GetProjectName());
+}
+
 void AutoFindPeaksTask::SetAnalysisType(AnalysisType analysis_type)
 {
     this->_analysis_type = analysis_type;
@@ -631,6 +687,11 @@ bool AutoFindPeaksTask::processTask()
     return true;
 }
 
+const QString &ChannelEnergyScaleFittingTask::GetTaskName()
+{
+    return QStringLiteral(u"[%1]能量刻度拟合处理").arg(this->GetProjectName());
+}
+
 void ChannelEnergyScaleFittingTask::SetData(const FitDataMap& channel_energy_scale_fit_data_map, const QMap<QString, int>& fit_degree_map)
 {
     this->_channel_energy_scale_fit_data_map = channel_energy_scale_fit_data_map;
@@ -717,6 +778,11 @@ bool ChannelEnergyScaleFittingTask::processTask()
     return true;
 }
 
+const QString &EnergyScaleParticleDataTask::GetTaskName()
+{
+    return QStringLiteral(u"[%1]粒子数据能量刻度处理").arg(this->GetProjectName());
+}
+
 bool EnergyScaleParticleDataTask::processTask()
 {
     const QString& project_name = GetProjectName();
@@ -779,6 +845,11 @@ bool EnergyScaleParticleDataTask::processTask()
     return true;
 }
 
+const QString &EnergyCountProcessTask::GetTaskName()
+{
+    return QStringLiteral(u"[%1]粒子能量计数统计处理").arg(this->GetProjectName());
+}
+
 bool EnergyCountProcessTask::processTask()
 {
     const QString& project_name = GetProjectName();
@@ -859,6 +930,11 @@ bool EnergyCountProcessTask::processTask()
     return true;
 }
 
+const QString &EnergyScaleCoincidenceDataTask::GetTaskName()
+{
+    return QStringLiteral(u"[%1]粒子符合数据能量刻度处理").arg(this->GetProjectName());
+}
+
 bool EnergyScaleCoincidenceDataTask::processTask()
 {
     const QString& project_name = GetProjectName();
@@ -946,6 +1022,11 @@ bool EnergyScaleCoincidenceDataTask::processTask()
     return true;
 }
 
+const QString &EnergyScaleaAntiCoincidenceDataTask::GetTaskName()
+{
+    return QStringLiteral(u"[%1]粒子反符合数据能量刻度处理").arg(this->GetProjectName());
+}
+
 bool EnergyScaleaAntiCoincidenceDataTask::processTask()
 {
     const QString& project_name = GetProjectName();
@@ -1020,3 +1101,4 @@ bool EnergyScaleaAntiCoincidenceDataTask::processTask()
     LOG_INFO(info);
     return true;
 }
+

src/DataProcessWorkPool.h

@@ -16,6 +16,8 @@ namespace DataProcessWorkPool
     class DataProcessTask : public QRunnable
     {
     public:
+        virtual const QString& GetTaskName() = 0;
+
         void SetFinishedNotifier(QObject* finished_notifier, const char* finished_process, const QString& project_name);
         const QString& GetProjectName() const;
         const char* GetFinishedNotifierProcess() const;
@@ -39,6 +41,24 @@ namespace DataProcessWorkPool
         QVariant _task_result_data;
     };
 
+    class DataProcessTaskList
+    {
+    public:
+        static DataProcessTaskList* Instance();
+        virtual ~DataProcessTaskList();
+        void InserTask(DataProcessTask *task);
+        void RemoveTask(const QString& task_name);
+        void Clear();
+    signals:
+        void taskInserted();
+        void taskRemoved(const QString& task_name);
+    private:
+        explicit DataProcessTaskList() {}
+        static DataProcessTaskList* _s_instance;
+    private:
+        QMap<QString, DataProcessTask*> _task_list;
+    };
+
     class ParticleDataTask : public DataProcessTask
     {
     public:
@@ -58,6 +78,7 @@ namespace DataProcessWorkPool
     class EveryChannelParticleCountDataTask : public ParticleDataTask
     {
     public:
+        const QString& GetTaskName();
         void SetAllChannelCountResultDir(const QString& dir_path);
         const QString& GetAllChannelCountResultDir() const;
         void SetEveryChannelCountResultDir(const QString&dir_path);
@@ -74,6 +95,7 @@ namespace DataProcessWorkPool
     class ParticleDataSortTask : public ParticleDataTask
     {
     public:
+        const QString& GetTaskName();
         void SetSortedResultDir(const QString& sorted_result_dir);
         const QString& GetSortedResultDir() const;
 
@@ -91,12 +113,16 @@ namespace DataProcessWorkPool
 
     class CoincidenceEventAnalysisTask : public DataProcessTask
     {
+    public:
+        const QString& GetTaskName();
     private:
         virtual bool processTask() override;
     };
 
-    class AutoFindPeaksTask : public DataProcessTask {
+    class AutoFindPeaksTask : public DataProcessTask
+    {
     public:
+        const QString& GetTaskName();
         void SetAnalysisType(AnalysisType analysis_type);
         void SetDataFileList(const QMap<QString, QVariant>& data_files_set);
         void SetResultDir(const QString& result_dir);
@@ -111,10 +137,12 @@ namespace DataProcessWorkPool
         int _step_win_width = 7;
     };
 
-    class ChannelEnergyScaleFittingTask : public DataProcessTask {
+    class ChannelEnergyScaleFittingTask : public DataProcessTask
+    {
     public:
         typedef QMap<QString, QMap<int, QList<double> > > FitDataMap;
     public:
+        const QString& GetTaskName();
         void SetData(const FitDataMap& channel_energy_scale_fit_data_map, const QMap<QString, int>& fit_degree_map);
         void SetResultDir(const QString& result_dir);
         virtual bool IsValidSetWorkParameters() const override;
@@ -128,24 +156,32 @@ namespace DataProcessWorkPool
 
     class EnergyScaleParticleDataTask : public DataProcessTask
     {
+    public:
+        const QString& GetTaskName();
     private:
         virtual bool processTask() override;
     };
 
     class EnergyCountProcessTask : public DataProcessTask
     {
+    public:
+        const QString& GetTaskName();
     private:
         virtual bool processTask() override;
     };
 
     class EnergyScaleCoincidenceDataTask : public DataProcessTask
     {
+    public:
+        const QString& GetTaskName();
     private:
         virtual bool processTask() override;
     };
 
     class EnergyScaleaAntiCoincidenceDataTask : public DataProcessTask
     {
+    public:
+        const QString& GetTaskName();
     private:
         virtual bool processTask() override;
     };

src/EnergyCountPeakFitView/EnergyCountPeakFitView.h

@@ -77,7 +77,7 @@ class CustomQwtPlot;
 class CustomQwtPlotXaxisSelector;
 class QwtPlotPicker;
 class QwtPlotCurve;
-class BusyIndicator;
+class BusyIndicatorWidget;
 
 class EnergyCountPeakFitView : public MeasureAnalysisView {
     Q_OBJECT

src/MainWindow.cpp

@@ -27,6 +27,8 @@
 #include "GlobalDefine.h"
 #include "DeviceParamsManagerDlg.h"
 #include "NuclideLib.h"
+#include <QListWidget>
+#include <QDesktopWidget>
 
 using namespace ads;
 
@@ -91,6 +93,7 @@ MainWindow::MainWindow(QWidget* parent)
 
     initMainWindow();
     initAction();
+    initStatusBar();
 
     this->applyStyleSheet();
     _s_main_win = this;
@@ -302,6 +305,20 @@ void MainWindow::initAction()
     });
 }
 
+void MainWindow::initStatusBar()
+{
+    _w_watcher_list = new QListWidget(this);
+    _w_watcher_list->setWindowFlags(Qt::ToolTip | Qt::FramelessWindowHint | Qt::WindowStaysOnTopHint);
+    QPalette palette = _w_watcher_list->palette();
+    palette.setColor(QPalette::Base, Qt::gray);
+    _w_watcher_list->setPalette(palette);
+    _w_watcher_list->setAutoFillBackground(true);
+
+    _btn_task_watcher = new QPushButton(QStringLiteral(u"后台任务监视"), _status_bar);
+    _status_bar->addPermanentWidget(_btn_task_watcher);
+    connect(_btn_task_watcher, &QPushButton::clicked, this, &MainWindow::onShowBackgroundTaskList);
+}
+
 void MainWindow::applyStyleSheet()
 {
 // #ifdef ENABLE_DEBUG
@@ -367,8 +384,53 @@ void MainWindow::closeEvent(QCloseEvent* event)
     QMainWindow::closeEvent(event);
 }
 
+void MainWindow::moveEvent(QMoveEvent *event)
+{
+    QMainWindow::moveEvent(event);
+    if (this->_w_watcher_list->isVisible()) {
+        onShowBackgroundTaskList();
+    }
+}
+
 void MainWindow::on_action_nuclideLib_triggered()
 {
     NuclideLibManage *nuclidelib = new NuclideLibManage();
     nuclidelib->show();
 }
+
+void MainWindow::onShowBackgroundTaskList()
+{
+    this->updateGeometry();
+    this->_btn_task_watcher->updateGeometry();
+
+    this->_w_watcher_list->adjustSize();
+    QSize pop_size = this->_w_watcher_list->size();
+
+    QPoint btn_top_teft = this->_btn_task_watcher->mapToGlobal(QPoint(0, 0));
+    int btn_width = this->_btn_task_watcher->width();
+    // int btn_height = this->_btn_task_watcher->height();
+
+    int x = btn_top_teft.x() + btn_width - pop_size.width() - 2;
+    int y = btn_top_teft.y() - pop_size.height() - 6;
+
+    // QRect screen_rect = QApplication::desktop()->availableGeometry(this);
+    // if (x < screen_rect.left() + 6)
+    //     x = screen_rect.left();
+    // if (x + pop_size.width() > screen_rect.right())
+    //     x = screen_rect.right() - pop_size.width();
+    // if (y < screen_rect.top())
+    //     y = btn_top_teft.y() + btn_height + 6;
+
+    this->_w_watcher_list->move(x, y);
+    this->_w_watcher_list->show();
+}
+
+
+void MainWindow::resizeEvent(QResizeEvent *event)
+{
+    QMainWindow::resizeEvent(event);
+    if (this->_w_watcher_list->isVisible()) {
+        onShowBackgroundTaskList();
+    }
+}
+

src/MainWindow.h

@@ -15,6 +15,8 @@ class CDockWidget;
 }
 class QPlainTextEdit;
 class MeasureAnalysisTreeView;
+class QListWidget;
+class QPushButton;
 QT_END_NAMESPACE
 
 class MainWindow : public QMainWindow
@@ -45,6 +47,7 @@ public:
 private:
     void initMainWindow();
     void initAction();
+    void initStatusBar();
     void applyStyleSheet();
     void closeProject(const QString &project_name);
 
@@ -54,14 +57,19 @@ signals:
 protected:
     virtual void showEvent(QShowEvent* event) override;
     virtual void closeEvent(QCloseEvent* event) override;
+    virtual void moveEvent(QMoveEvent* event) override;
+    virtual void resizeEvent(QResizeEvent* event) override;
 
 private slots:
     void on_action_nuclideLib_triggered();
+    void onShowBackgroundTaskList();
 
 private:
     QMutex _mutex_info_output;
     QPlainTextEdit* _plain_edit_info_output;
     QStatusBar* _status_bar;
+    QPushButton* _btn_task_watcher;
+    QListWidget* _w_watcher_list;
 
 private:
     Ui::MainWindow *ui;

src/ParticleInjectTimeView/ParticleInjectTimeAnalysisView.cpp

@@ -61,7 +61,7 @@ ParticleInjectTimeAnalysisView::ParticleInjectTimeAnalysisView(QWidget *parent)
     this->_menu = new QMenu(this);
     setupMenu();
 
-    _busy_indicator = new BusyIndicator(this);
+    _busy_indicator = new BusyIndicatorWidget(this);
 }
 
 ParticleInjectTimeAnalysisView::~ParticleInjectTimeAnalysisView()

src/ParticleInjectTimeView/ParticleInjectTimeAnalysisView.h

@@ -5,7 +5,7 @@
 
 class CustomQwtPlot;
 class QwtPlotCurve;
-class BusyIndicator;
+class BusyIndicatorWidget;
 class QMenu;
 
 class ParticleInjectTimeAnalysisView : public MeasureAnalysisView
@@ -27,7 +27,7 @@ protected:
     virtual void showEvent(QShowEvent* e) override final;
 
 private:
-    BusyIndicator* _busy_indicator = nullptr;
+    BusyIndicatorWidget* _busy_indicator = nullptr;
     CustomQwtPlot *_plot = nullptr;
     QwtPlotCurve *_curve = nullptr;
     QMenu* _menu = nullptr;

src/ParticleTimeDifferenceView/ParticleTimeDifferenceView.cpp

@@ -36,7 +36,7 @@ ParticleTimeDifferenceView::ParticleTimeDifferenceView(QWidget *parent)
     this->_menu = new QMenu(this);
     setupMenu();
 
-    _busy_indicator = new BusyIndicator(this);
+    _busy_indicator = new BusyIndicatorWidget(this);
 }
 
 ParticleTimeDifferenceView::~ParticleTimeDifferenceView()

src/ParticleTimeDifferenceView/ParticleTimeDifferenceView.h

@@ -9,7 +9,7 @@ class QMenu;
 class CustomQwtPlot;
 class CustomQwtPlotXaxisSelector;
 class QwtPlotHistogram;
-class BusyIndicator;
+class BusyIndicatorWidget;
 
 class ParticleTimeDifferenceView : public MeasureAnalysisView
 {
@@ -33,7 +33,7 @@ protected:
     virtual void showEvent(QShowEvent* e) override final;
 
 private:
-    BusyIndicator* _busy_indicator = nullptr;
+    BusyIndicatorWidget* _busy_indicator = nullptr;
     CustomQwtPlot* _plot = nullptr;
     QMenu* _menu = nullptr;
     QDialog* _curve_show_setting_dlg = nullptr;