From 7dff6f26bc5cbc9470b2c5553e8fa72333ea9649 Mon Sep 17 00:00:00 2001
From: Iridias <iridias@tiphares.de>
Date: Mon, 29 Aug 2022 22:39:56 +0200
Subject: [PATCH] FileView: Create new file icon provider if icons are missing

---
 src/widgets/fileview.cpp | 5 +++++
 src/widgets/fileview.h   | 3 +++
 2 files changed, 8 insertions(+)

diff --git a/src/widgets/fileview.cpp b/src/widgets/fileview.cpp
index 0b94fe6ec..a576a08f1 100644
--- a/src/widgets/fileview.cpp
+++ b/src/widgets/fileview.cpp
@@ -21,6 +21,7 @@
 #include <QWidget>
 #include <QUndoStack>
 #include <QDir>
+#include <QFileIconProvider>
 #include <QFileInfo>
 #include <QFileSystemModel>
 #include <QString>
@@ -266,6 +267,10 @@ void FileView::showEvent(QShowEvent *e) {
   if (model_) return;
 
   model_ = new QFileSystemModel(this);
+  if (!model_->iconProvider() || model_->iconProvider()->icon(QAbstractFileIconProvider::Folder).isNull()) {
+    file_icon_provider_ = std::make_unique<QFileIconProvider>();
+    model_->setIconProvider(file_icon_provider_.get());
+  }
 
   model_->setNameFilters(filter_list_);
   // if an item fails the filter, hide it
diff --git a/src/widgets/fileview.h b/src/widgets/fileview.h
index e81ada981..3374ae63e 100644
--- a/src/widgets/fileview.h
+++ b/src/widgets/fileview.h
@@ -36,6 +36,7 @@
 
 class QMimeData;
 class QFileSystemModel;
+class QFileIconProvider;
 class QUndoStack;
 class QKeyEvent;
 class QShowEvent;
@@ -119,6 +120,8 @@ class FileView : public QWidget {
   QString lazy_set_path_;
 
   QStringList filter_list_;
+
+  std::unique_ptr<QFileIconProvider> file_icon_provider_;
 };
 
 #endif  // FILEVIEW_H