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dpi_aware_win.pyx
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38 lines (33 loc) · 1.15 KB
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# Copyright (c) 2012-2014 The CEF Python authors. All rights reserved.
# License: New BSD License.
# Website: http://code.google.com/p/cefpython/
class DpiAware:
@staticmethod
def GetSystemDpi():
# Win7 DPI (Control Panel > Appearance and Personalization > Display):
# text size Larger 150% => dpix/dpiy 144
# text size Medium 125% => dpix/dpiy 120
# text size Smaller 100% => dpix/dpiy 96
#
# dpix=96 zoomlevel=0.0
# dpix=120 zoomlevel=1.0
# dpix=144 zoomlevel=2.0
# dpix=72 zoomlevel=-1.0
#
# If DPI awareness wasn't yet enabled, then GetSystemDpi
# will always return a default 96 DPI.
cdef int dpix = 0
cdef int dpiy = 0
GetSystemDpi(&dpix, &dpiy)
return (dpix, dpiy)
@staticmethod
def CalculateWindowSize(int width, int height):
# Calculation for DPI < 96 is not yet supported.
GetDpiAwareWindowSize(&width, &height)
return (width, height)
@staticmethod
def IsProcessDpiAware():
return IsProcessDpiAware()
@staticmethod
def SetProcessDpiAware():
SetProcessDpiAware()