/**
 * @brief 由于当前仅用于主题变化时，备份还原工具的一些图标跟随变化，此处暂时先简单封装。后续根据使用情况另行优化。
 */

#include "gsettingswrapper.h"
#include <QIcon>
#include <QLabel>
#include <QGSettings/qgsettings.h>

#define FITTHEMEWINDOW "org.ukui.style"

/**
 * @brief 绑定连接UKui风格的主题
 * @param QWidget *, 跟随风格变化的窗体对象指针
 */
void GSettingsWrapper::connectUkuiStyleSchema(QWidget * widgetPtr, QSize size)
{
    if (widgetPtr != nullptr && QGSettings::isSchemaInstalled(FITTHEMEWINDOW)) {
        // c++11后能确保多线程并发场景的局部静态对象的唯一性
        static QGSettings *pGsettingThemeData = new QGSettings(FITTHEMEWINDOW);

        QObject::connect(pGsettingThemeData, &QGSettings::changed, [=](const QString &key) {
            if (key == "iconThemeName") {
                QIcon titleIcon = QIcon::fromTheme("yhkylin-backup-tools");
                if (widgetPtr->inherits("QLabel")) {
                    QLabel *labelPtr = qobject_cast<QLabel *>(widgetPtr);
                    const QPixmap * pixmapPtr = labelPtr->pixmap();
                    if (pixmapPtr != nullptr) {
                        labelPtr->setPixmap(titleIcon.pixmap(titleIcon.actualSize(size)));
                    } else {
                        labelPtr->setPixmap(titleIcon.pixmap(titleIcon.actualSize(QSize(24, 24))));
                    }
                } else {
                    widgetPtr->setWindowIcon(titleIcon);
                }
            }
        });
    }
}