Show filter extensions in the GTK file dialog if no name is provided

In the GTK+ file dialog filters are only represented by names such as
"All files", while the actual extensions are hidden.

You can create a filter without a name in Qt however so in this case
we have to fall back to showing the file extensions instead.

Task-number: 251928
Reviewed-by: rosch

1 files changed, 2 insertions, 2 deletions

diff --git a/src/gui/styles/gtksymbols.cpp b/src/gui/styles/gtksymbols.cpp
index acb8437..0842ec7 100644
--- a/src/gui/styles/gtksymbols.cpp
+++ b/src/gui/styles/gtksymbols.cpp
@@ -746,9 +746,9 @@ static void setupGtkFileChooser(GtkWidget* gtkFileChooser, QWidget *parent,
         foreach (const QString &rawfilter, filters) {
             GtkFileFilter *gtkFilter = QGtk::gtk_file_filter_new ();
             QString name = rawfilter.left(rawfilter.indexOf(QLatin1Char('(')));
-            QGtk::gtk_file_filter_set_name(gtkFilter, qPrintable(name));
-
             QStringList extensions = extract_filter(rawfilter);
+            QGtk::gtk_file_filter_set_name(gtkFilter, qPrintable(name.isEmpty() ? extensions.join(QLS(", ")) : name));
+
             foreach (const QString &fileExtension, extensions) {
                 QGtk::gtk_file_filter_add_pattern (gtkFilter, qPrintable(fileExtension));
             }