feat: checkpoint QML view migration

src/qEmbyApp/quick/aboutviewmodel.h

@@ -0,0 +1,28 @@
+#ifndef ABOUTVIEWMODEL_H
+#define ABOUTVIEWMODEL_H
+
+#include <QObject>
+#include <QPointer>
+
+class QWidget;
+
+// 设置页「关于」的 QML 数据层。内容是静态的,唯一的行为是打开
+// 开源协议对话框(LicensesDialog 保留 Widgets 实现)。
+class AboutViewModel : public QObject
+{
+    Q_OBJECT
+    Q_PROPERTY(QString version READ version CONSTANT)
+
+public:
+    explicit AboutViewModel(QWidget *dialogParent, QObject *parent = nullptr);
+
+    QString version() const;
+
+    Q_INVOKABLE void openLicenses();
+    Q_INVOKABLE void openUrl(const QString &url);
+
+private:
+    QPointer<QWidget> m_dialogParent;
+};
+
+#endif // ABOUTVIEWMODEL_H