Application: set HiDPi scaling attribute

rare/app.py

@@ -8,7 +8,7 @@ from datetime import datetime
 from typing import Optional
 
 import requests.exceptions
-from PyQt5.QtCore import QThreadPool, QTimer, pyqtSlot
+from PyQt5.QtCore import QThreadPool, QTimer, pyqtSlot, Qt
 from PyQt5.QtWidgets import QApplication, QMessageBox
 from requests import HTTPError
 
@@ -128,6 +128,8 @@ def start(args):
     sys.excepthook = excepthook
 
     while True:
+        QApplication.setAttribute(Qt.AA_EnableHighDpiScaling, True)
+        QApplication.setAttribute(Qt.AA_UseHighDpiPixmaps, True)
         app = App(args)
         exit_code = app.exec_()
         # if not restart

rare/game_launch_helper/__init__.py

@@ -7,9 +7,10 @@ from argparse import Namespace
 from logging import getLogger
 from typing import Union, Optional
 
-from PyQt5.QtCore import QObject, QProcess, pyqtSignal, QUrl, QRunnable, QThreadPool, QSettings
+from PyQt5.QtCore import QObject, QProcess, pyqtSignal, QUrl, QRunnable, QThreadPool, QSettings, Qt
 from PyQt5.QtGui import QDesktopServices
 from PyQt5.QtNetwork import QLocalServer, QLocalSocket
+from PyQt5.QtWidgets import QApplication
 
 from rare.lgndr.core import LegendaryCore
 from rare.widgets.rare_app import RareApp
@@ -217,6 +218,9 @@ class GameProcessApp(RareApp):
 def start_game(args: Namespace):
     args = InitArgs.from_argparse(args)
 
+    QApplication.setAttribute(Qt.AA_EnableHighDpiScaling, True)
+    QApplication.setAttribute(Qt.AA_UseHighDpiPixmaps, True)
+
     app = GameProcessApp(args)
     app.setQuitOnLastWindowClosed(True)
 

rare/widgets/rare_app.py

@@ -6,7 +6,7 @@ import time
 from argparse import Namespace
 
 import legendary
-from PyQt5.QtCore import Qt, QSettings, QTranslator, QT_VERSION_STR, PYQT_VERSION_STR
+from PyQt5.QtCore import QSettings, QTranslator, QT_VERSION_STR, PYQT_VERSION_STR
 from PyQt5.QtGui import QIcon
 from PyQt5.QtWidgets import QApplication
 
@@ -21,8 +21,6 @@ class RareApp(QApplication):
     def __init__(self, args: Namespace, log_file: str):
         super(RareApp, self).__init__(sys.argv)
         self.setQuitOnLastWindowClosed(False)
-        if hasattr(Qt, "AA_UseHighDpiPixmaps"):
-            self.setAttribute(Qt.AA_UseHighDpiPixmaps)
 
         self.setApplicationName("Rare")
         self.setOrganizationName("Rare")