nixpkgs/pkgs/desktops/deepin/dde-file-manager/dde-file-manager.pixmaps-paths.patch

From 084c3cfcf4995c109ca2e96f042fe341f925b0b4 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jos=C3=A9=20Romildo=20Malaquias?= <malaquias@gmail.com>
Date: Thu, 16 May 2019 19:00:52 -0300
Subject: [PATCH 4/4] Use xdg to look for pixmap icons

---
 dde-file-manager-lib/shutil/fileutils.cpp | 15 ++++++++++-----
 1 file changed, 10 insertions(+), 5 deletions(-)

diff --git a/dde-file-manager-lib/shutil/fileutils.cpp b/dde-file-manager-lib/shutil/fileutils.cpp
index d6a0573a..e912e7c2 100644
--- a/dde-file-manager-lib/shutil/fileutils.cpp
+++ b/dde-file-manager-lib/shutil/fileutils.cpp
@@ -362,11 +362,16 @@ QIcon FileUtils::searchAppIcon(const DesktopFile &app,
   }
 
   // Last chance
-  QDir appIcons("/usr/share/pixmaps","", 0, QDir::Files | QDir::NoDotAndDotDot);
-  QStringList iconFiles = appIcons.entryList();
-  QStringList searchIcons = iconFiles.filter(name);
-  if (searchIcons.count() > 0) {
-    return QIcon("/usr/share/pixmaps/" + searchIcons.at(0));
+  const QStringList dirs = QStandardPaths::standardLocations(QStandardPaths::GenericDataLocation);
+  qDebug() << "searchAppIcon: last chance: look for pixmaps at: " << dirs;
+  for (const QString &dir : dirs) {
+    const QString path = dir + QDir::separator() + "pixmaps";
+    QDir appIcons(path,"", 0, QDir::Files | QDir::NoDotAndDotDot);
+    QStringList iconFiles = appIcons.entryList();
+    QStringList searchIcons = iconFiles.filter(name);
+    if (searchIcons.count() > 0) {
+      return QIcon(path + QDir::separator() + searchIcons.at(0));
+    }
   }
 
   // Default icon
-- 
2.21.0