Enable High-DPI scaling/pixmaps in plasmoid

* Fix too small icons, see
  https://github.com/Martchus/syncthingtray/issues/71
* Still needs testing on a real 4k screen
* Hopefully this does not distrub the rest of the shell

CMakeLists.txt

@@ -11,7 +11,7 @@ set(META_APP_CATEGORIES "Network;FileTransfer")
 set(META_GUI_OPTIONAL false)
 set(META_VERSION_MAJOR 0)
 set(META_VERSION_MINOR 11)
-set(META_VERSION_PATCH 1)
+set(META_VERSION_PATCH 2)
 set(META_VERSION_EXACT_SONAME ON)
 set(META_ADD_DEFAULT_CPP_UNIT_TEST_APPLICATION ON)
 

plasmoid/lib/CMakeLists.txt

@@ -8,7 +8,7 @@ endforeach ()
 set(TS_FILES ../translations/${META_PROJECT_NAME}_de_DE.ts ../translations/${META_PROJECT_NAME}_en_US.ts)
 
 # find qtutilities
-find_package(qtutilities${CONFIGURATION_PACKAGE_SUFFIX} 6.0.0 REQUIRED)
+find_package(qtutilities${CONFIGURATION_PACKAGE_SUFFIX} 6.2.0 REQUIRED)
 use_qt_utilities()
 
 # check whether qtutilities supports DBus notifications

plasmoid/lib/syncthingapplet.cpp

@@ -83,6 +83,7 @@ SyncthingApplet::~SyncthingApplet()
 void SyncthingApplet::init()
 {
     LOAD_QT_TRANSLATIONS;
+    setupCommonQtApplicationAttributes();
 
     Applet::init();