energy_storage/src/qt/MainApp.h

#include <QMainWindow>
#include <QLabel>
#include <QPushButton>
#include <QHBoxLayout>
#include <QTableWidget>
#include <QTimer>
#include <QTextEdit>
#include <string>
using namespace std;

#include <spdlog/sinks/base_sink.h>
#include <QObject>
#include <QPointer>
#include <QTextEdit>
#include <mutex>

class QtTextSink : public QObject, public spdlog::sinks::base_sink<std::mutex>
{
    Q_OBJECT
public:
    // 构造函数接收一个 QTextEdit*，但用 QPointer 来包装它
    explicit QtTextSink(QTextEdit* textEdit, QObject* parent = nullptr)
        : QObject(parent), textEdit(textEdit) {
    }

signals:
    // 定义一个信号，用于在主线程中追加文本
    void appendText(const QString& message);

protected:
    // 重写 sink_it_ 方法，处理每条日志
    void sink_it_(const spdlog::details::log_msg& msg) override {
        if (textEdit.isNull()) {
            // 如果 QTextEdit 已经被删除，则忽略这条日志
            return;
        }
        spdlog::memory_buf_t formatted;
        formatter_->format(msg, formatted);
        QString logMessage = QString::fromStdString(fmt::to_string(formatted));
        // 发射信号，通过Qt的事件循环在主线程中安全地更新UI
        emit appendText(logMessage);
    }

    void flush_() override {}

private:
    QPointer<QTextEdit> textEdit; // 关键：使用 QPointer
};




class LabelPair
{
public:
    LabelPair(QWidget* parent, int x, int y, int w, int h)
    {
        title.setParent(parent);
        value.setParent(&title);

        title.setGeometry(x, y, w, h);
        value.setGeometry(80, 0, w-80, h);

        title.show();
        value.show();
    }

    void setTitle(std::string text)
    {
        title.setText(text.c_str());
    }

    void setValue(std::string text)
    {
        value.setText(text.c_str());
    }

    QLabel title;
    QLabel value;
};


class MyWorkspace;

class MainApp : public QWidget
{
    Q_OBJECT
public:
    MainApp();

    void setMyLayout();


private slots:
    void onTimer();

public:
    struct {
        std::shared_ptr<LabelPair> weburl {};
        std::shared_ptr<MyWorkspace> workspace;
    } ui;

    struct {
        std::shared_ptr<QGridLayout> main;
    } layout;
    
    std::shared_ptr<QTimer> timer;
};