1 files changed, 61 insertions, 0 deletions
diff --git a/src/plugins/qmltooling/qmldbg_preview/proxytranslator.h b/src/plugins/qmltooling/qmldbg_preview/proxytranslator.h
new file mode 100644
index 0000000000..37024dd049
--- /dev/null
+++ b/src/plugins/qmltooling/qmldbg_preview/proxytranslator.h
@@ -0,0 +1,61 @@
+// Copyright (C) 2021 The Qt Company Ltd.
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
+
+#ifndef PROXYTRANSLATOR_H
+#define PROXYTRANSLATOR_H
+
+//
+//  W A R N I N G
+//  -------------
+//
+// This file is not part of the Qt API.  It exists purely as an
+// implementation detail.  This header file may change from version to
+// version without notice, or even be removed.
+//
+// We mean it.
+//
+
+#include <private/qqmldebugserviceinterfaces_p.h>
+#include <private/qqmlglobal_p.h>
+
+#include <QtCore/qstring.h>
+#include <QtCore/qurl.h>
+#include <QtCore/qtranslator.h>
+
+#include <memory>
+
+QT_BEGIN_NAMESPACE
+
+class ProxyTranslator : public QTranslator
+{
+    Q_OBJECT
+public:
+    QString translate(const char *context, const char *sourceText, const char *disambiguation, int n) const override;
+    bool isEmpty() const override;
+
+    QString currentUILanguages() const;
+    void setLanguage(const QUrl &context, const QLocale &locale);
+    void addEngine(QQmlEngine *engine);
+    void removeEngine(QQmlEngine *engine);
+
+    bool hasTranslation(const TranslationBindingInformation &translationBindingInformation) const;
+    static QString
+    translationFromInformation(const TranslationBindingInformation &translationBindingInformation);
+    static QQmlSourceLocation sourceLocationFromInformation(const TranslationBindingInformation &translationBindingInformation);
+Q_SIGNALS:
+    void languageChanged(const QLocale &locale);
+
+private:
+    void resetTranslationFound() const;
+    bool translationFound() const;
+    QList<QQmlEngine *> m_engines;
+    std::unique_ptr<QTranslator> m_qtTranslator;
+    std::unique_ptr<QTranslator> m_qmlTranslator;
+    bool m_enable = false;
+    QString m_currentUILanguages;
+    mutable bool m_translationFound = false;
+};
+
+QT_END_NAMESPACE
+
+#endif // PROXYTRANSLATOR_H