2 files changed, 17 insertions, 0 deletions
diff --git a/src/gui/kernel/qplatformdialoghelper.h b/src/gui/kernel/qplatformdialoghelper.h
index d1e627d506..5865e0a27d 100644
--- a/src/gui/kernel/qplatformdialoghelper.h
+++ b/src/gui/kernel/qplatformdialoghelper.h
@@ -291,6 +291,9 @@ public:
     const QSharedPointer<QFileDialogOptions> &options() const;
     void setOptions(const QSharedPointer<QFileDialogOptions> &options);
 
+    static QStringList cleanFilterList(const QString &filter);
+    static const char *filterRegExp;
+
 Q_SIGNALS:
     void fileSelected(const QString &file);
     void filesSelected(const QStringList &files);
diff --git a/src/gui/kernel/qplatformdialoghelper_qpa.cpp b/src/gui/kernel/qplatformdialoghelper_qpa.cpp
index f00437f69b..f71c5e58de 100644
--- a/src/gui/kernel/qplatformdialoghelper_qpa.cpp
+++ b/src/gui/kernel/qplatformdialoghelper_qpa.cpp
@@ -577,4 +577,18 @@ void QPlatformFileDialogHelper::setOptions(const QSharedPointer<QFileDialogOptio
     m_options = options;
 }
 
+const char *QPlatformFileDialogHelper::filterRegExp =
+"^(.*)\\(([a-zA-Z0-9_.*? +;#\\-\\[\\]@\\{\\}/!<>\\$%&=^~:\\|]*)\\)$";
+
+// Makes a list of filters from a normal filter string "Image Files (*.png *.jpg)"
+QStringList QPlatformFileDialogHelper::cleanFilterList(const QString &filter)
+{
+    QRegExp regexp(QString::fromLatin1(filterRegExp));
+    QString f = filter;
+    int i = regexp.indexIn(f);
+    if (i >= 0)
+        f = regexp.cap(2);
+    return f.split(QLatin1Char(' '), QString::SkipEmptyParts);
+}
+
 QT_END_NAMESPACE