QPA: Refactor QFileDialogPrivate::qt_clean_filter_list for QPA

Allows QFileDialog and QPA plugins to access this helper function.

Needed by the Cocoa and QNX plugins. This commit fixes up the
Cocoa plugin. The QNX support will be in a follow-up commit.

Change-Id: I8dd08a9f3dc27d85edd0dc9dad9629406c1e677a
Reviewed-by: Morten Johan Sørvig <morten.sorvig@nokia.com>

1 files changed, 2 insertions, 16 deletions

diff --git a/src/widgets/dialogs/qfiledialog.cpp b/src/widgets/dialogs/qfiledialog.cpp
index 18b98b50f3..5b49aec243 100644
--- a/src/widgets/dialogs/qfiledialog.cpp
+++ b/src/widgets/dialogs/qfiledialog.cpp
@@ -401,9 +401,6 @@ QList<QUrl> QFileDialog::sidebarUrls() const
 
 static const qint32 QFileDialogMagic = 0xbe;
 
-const char *QFileDialogPrivate::qt_file_dialog_filter_reg_exp =
-"^(.*)\\(([a-zA-Z0-9_.*? +;#\\-\\[\\]@\\{\\}/!<>\\$%&=^~:\\|]*)\\)$";
-
 /*!
     \since 4.3
     Saves the state of the dialog's layout, history and current directory.
@@ -1137,7 +1134,7 @@ bool QFileDialog::isNameFilterDetailsVisible() const
 QStringList qt_strip_filters(const QStringList &filters)
 {
     QStringList strippedFilters;
-    QRegExp r(QString::fromLatin1(QFileDialogPrivate::qt_file_dialog_filter_reg_exp));
+    QRegExp r(QString::fromLatin1(QPlatformFileDialogHelper::filterRegExp));
     for (int i = 0; i < filters.count(); ++i) {
         QString filterName;
         int index = r.indexIn(filters[i]);
@@ -2993,17 +2990,6 @@ void QFileDialogPrivate::_q_goToDirectory(const QString &path)
     }
 }
 
-// Makes a list of filters from a normal filter string "Image Files (*.png *.jpg)"
-QStringList QFileDialogPrivate::qt_clean_filter_list(const QString &filter)
-{
-    QRegExp regexp(QString::fromLatin1(qt_file_dialog_filter_reg_exp));
-    QString f = filter;
-    int i = regexp.indexIn(f);
-    if (i >= 0)
-        f = regexp.cap(2);
-    return f.split(QLatin1Char(' '), QString::SkipEmptyParts);
-}
-
 /*!
     \internal
 
@@ -3020,7 +3006,7 @@ void QFileDialogPrivate::_q_useNameFilter(int index)
     }
 
     QString nameFilter = nameFilters.at(index);
-    QStringList newNameFilters = qt_clean_filter_list(nameFilter);
+    QStringList newNameFilters = QPlatformFileDialogHelper::cleanFilterList(nameFilter);
     if (q_func()->acceptMode() == QFileDialog::AcceptSave) {
         QString newNameFilterExtension;
         if (newNameFilters.count() > 0)