Use the current window icon in QIcon::fromTheme()

This prevents removing the application icon when icon lookup fails, on
Mac or MS Windows.

diff --git a/src/main.cpp b/src/main.cpp
index 8987d351f058d5b02a67c982ca51c937edc89ecf..acba8daeddb1c1d9704c24affd416752e06b390f 100644 (file)
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -39,7 +39,7 @@ extern "C" Q_DECL_EXPORT int kdemain(int argc, char **argv)
 {
     QApplication app(argc, argv);
     app.setAttribute(Qt::AA_UseHighDpiPixmaps, true);
-    app.setWindowIcon(QIcon::fromTheme(QStringLiteral("system-file-manager")));
+    app.setWindowIcon(QIcon::fromTheme(QStringLiteral("system-file-manager"), app.windowIcon()));
 
     KCrash::initialize();