#include "editorsettingsoptions.h"
#include <QStyle>
#include <QVariant>
#include <qdebug.h>

// 重载<<运算符，将枚举类型的值输出到标准输出流
EditorSettingsOptions::EditorSettingsOptions(QObject *) { }

//选用switch来选择要输出的枚举值
std::ostream &operator<<(std::ostream &os, const FontTypeface::Value &fontTypeface)
{
    switch (fontTypeface) {
    case FontTypeface::SansSerif:
        os << "SansSerif";
        break;
    case FontTypeface::Serif:
        os << "Serif";
        break;
    case FontTypeface::Mono:
        os << "Mono";
        break;
    }
    return os;
}

std::ostream &operator<<(std::ostream &os, const Theme::Value &theme)
{
    switch (theme) {
    case Theme::Light:
        os << "Light";
        break;
    case Theme::Dark:
        os << "Dark";
        break;
    case Theme::Sepia:
        os << "Sepia";
        break;
    }
    return os;
}

//使用str()函数来重载to_string函数
std::string to_string(FontTypeface::Value fontTypeface)
{
    std::ostringstream oss;
    oss << fontTypeface;
    return oss.str();
}

std::string to_string(Theme::Value theme)
{
    std::ostringstream oss;
    oss << theme;
    return oss.str();
}

//函数调用，没看懂什么意思，是要再进行功能扩展吗
void setCSSThemeAndUpdate(QWidget *obj, Theme::Value theme)
{
    //标准输入输出
    setCSSClassesAndUpdate(obj, QString::fromStdString(to_string(theme)).toLower().toStdString());
}
//更新
void setCSSClassesAndUpdate(QWidget *obj, std::string classNames)
{
    if (obj->styleSheet().isEmpty()) {
        qWarning() << "setCSSClassesAndUpdate: styleSheet is empty for widget with name "
                   << obj->objectName();
    }
    // set the class
    obj->setProperty("class", classNames.c_str());
    // update the widget
    obj->style()->polish(obj);
    obj->update();
}