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Only activate Qt hidpi detection on windows for now

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Tyler Goodlet 2021-03-30 11:02:20 -04:00
parent 4f51ca74f4
commit 3ebb7ab6b1
1 changed files with 11 additions and 7 deletions
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14
piker/ui/_exec.py
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@ -22,6 +22,7 @@ All global Qt runtime settings are mostly defined here.
"""
from typing import Tuple, Callable, Dict, Any
import os
import platform
import signal
import time
import traceback
@ -87,16 +88,19 @@ def current_screen() -> QtGui.QScreen:
assert screen, "Wow Qt is dumb as shit and has no screen..."
return screen
# XXX: pretty sure none of this shit works
# XXX: pretty sure none of this shit works on linux as per:
# https://bugreports.qt.io/browse/QTBUG-53022
# it seems to work on windows.. no idea wtf is up.
if platform.system() == "Windows":
# Proper high DPI scaling is available in Qt >= 5.6.0. This attibute
# must be set before creating the application
# if hasattr(Qt, 'AA_EnableHighDpiScaling'):
# QCoreApplication.setAttribute(Qt.AA_EnableHighDpiScaling, True)
if hasattr(Qt, 'AA_EnableHighDpiScaling'):
QCoreApplication.setAttribute(Qt.AA_EnableHighDpiScaling, True)
# if hasattr(Qt, 'AA_UseHighDpiPixmaps'):
# QCoreApplication.setAttribute(Qt.AA_UseHighDpiPixmaps, True)
if hasattr(Qt, 'AA_UseHighDpiPixmaps'):
QCoreApplication.setAttribute(Qt.AA_UseHighDpiPixmaps, True)
class MainWindow(QtGui.QMainWindow):