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gh-119174: Fix high DPI causes turtledemo(turtle-graphics examples) windows blurry by Wulian233 · Pull Request #119175 · python/cpython · GitHub
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gh-119174: Fix high DPI causes turtledemo(turtle-graphics examples) windows blurry #119175

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Merged
terryjreedy merged 7 commits into from
May 21, 2024
Merged

gh-119174: Fix high DPI causes turtledemo(turtle-graphics examples) windows blurry #119175

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b68e2bc
Fix high DPI causes turtledemo(turtle-graphics examples) windows blurry
Wulian233 May 19, 2024
f343585
Update Lib/turtledemo/__main__.py
Wulian233 May 19, 2024
873d47e
Update Misc/NEWS.d/next/Library/2024-05-19-18-49-04.gh-issue-119174.5…
terryjreedy May 19, 2024
11c5e31
Merge branch 'main' into main
terryjreedy May 19, 2024
7c6f6af
Merge remote-tracking branch 'upstream/main' into pr_119175
terryjreedy May 20, 2024
ee146a7
Move fixup code to util.fix_win_hidpi.
terryjreedy May 20, 2024
c4e6d7e
Update Misc/NEWS.d/next/Library/2024-05-19-18-49-04.gh-issue-119174.5…
terryjreedy May 20, 2024
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Fix high DPI causes turtledemo(turtle-graphics examples) windows blurry
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@Wulian233
Wulian233 committed May 19, 2024
commit b68e2bce1fe4b02a5418054e0ea5be36d9fb0b3d
2 changes: 1 addition & 1 deletion Lib/idlelib/config.py
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Expand Up @@ -159,7 +159,7 @@ def __init__(self, _utest=False):
self.userCfg = {}
self.cfg = {} # TODO use to select userCfg vs defaultCfg
# self.blink_off_time = <first editor text>['insertofftime']
# See https:/bugs.python.org/issue4630, msg356516.
# See https://bugs.python.org/issue4630#msg356516

if not _utest:
self.CreateConfigHandlers()
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11 changes: 11 additions & 0 deletions Lib/turtledemo/__main__.py
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Expand Up @@ -96,8 +96,10 @@

import turtle


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demo_dir = os.path.dirname(os.path.abspath(__file__))
darwin = sys.platform == 'darwin'
win32 = sys.platform == 'win32'

STARTUP = 1
READY = 2
Expand Down Expand Up @@ -131,6 +133,15 @@ def __init__(self, filename=None):
root.title('Python turtle-graphics examples')
root.wm_protocol("WM_DELETE_WINDOW", self._destroy)

# See https://learn.microsoft.com/en-us/windows/win32/api/shellscalingapi/ne-shellscalingapi-process_dpi_awareness
if win32:
try:
import ctypes
PROCESS_SYSTEM_DPI_AWARE = 1 # Int required.
ctypes.OleDLL('shcore').SetProcessDpiAwareness(PROCESS_SYSTEM_DPI_AWARE)
except (ImportError, AttributeError, OSError):
pass

if darwin:
import subprocess
# Make sure we are the currently activated OS X application
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2 changes: 2 additions & 0 deletions Misc/NEWS.d/next/Library/2024-05-19-18-49-04.gh-issue-119174.5GTv7d.rst
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@@ -0,0 +1,2 @@
Fix high DPI causes turtledemo(turtle-graphics examples) windows blurry
Patch by Wulian233
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