以下是在Windows上运行的解决方案（取决于pywin32）。有些占位符可用于放置现有的Linux代码，但是我不确定如何处理OSX。
from __future__ import print_function
import sys
class ScreenRes(object):
@classmethod
def set(cls, width=None, height=None, depth=32):
'''
Set the primary display to the specified mode
'''
if width and height:
print('Setting resolution to {}x{}'.format(width, height, depth))
else:
print('Setting resolution to defaults')
if sys.platform == 'win32':
cls._win32_set(width, height, depth)
elif sys.platform.startswith('linux'):
cls._linux_set(width, height, depth)
elif sys.platform.startswith('darwin'):
cls._osx_set(width, height, depth)
@classmethod
def get(cls):
if sys.platform == 'win32':
return cls._win32_get()
elif sys.platform.startswith('linux'):
return cls._linux_get()
elif sys.platform.startswith('darwin'):
return cls._osx_get()
@classmethod
def get_modes(cls):
if sys.platform == 'win32':
return cls._win32_get_modes()
elif sys.platform.startswith('linux'):
return cls._linux_get_modes()
elif sys.platform.startswith('darwin'):
return cls._osx_get_modes()
@staticmethod
def _win32_get_modes():
'''
Get the primary windows display width and height
'''
import win32api
from pywintypes import DEVMODEType, error
modes = []
i = 0
try:
while True:
mode = win32api.EnumDisplaySettings(None, i)
modes.append((
int(mode.PelsWidth),
int(mode.PelsHeight),
int(mode.BitsPerPel),
))
i += 1
except error:
pass
return modes
@staticmethod
def _win32_get():
'''
Get the primary windows display width and height
'''
import ctypes
user32 = ctypes.windll.user32
screensize = (
user32.GetSystemMetrics(0),
user32.GetSystemMetrics(1),
)
return screensize
@staticmethod
def _win32_set(width=None, height=None, depth=32):
'''
Set the primary windows display to the specified mode
'''
# Gave up on ctypes, the struct is really complicated
#user32.ChangeDisplaySettingsW(None, 0)
import win32api
from pywintypes import DEVMODEType
if width and height:
if not depth:
depth = 32
mode = win32api.EnumDisplaySettings()
mode.PelsWidth = width
mode.PelsHeight = height
mode.BitsPerPel = depth
win32api.ChangeDisplaySettings(mode, 0)
else:
win32api.ChangeDisplaySettings(None, 0)
@staticmethod
def _win32_set_default():
'''
Reset the primary windows display to the default mode
'''
# Interesting since it doesn't depend on pywin32
import ctypes
user32 = ctypes.windll.user32
# set screen size
user32.ChangeDisplaySettingsW(None, 0)
@staticmethod
def _linux_set(width=None, height=None, depth=32):
raise NotImplementedError()
@staticmethod
def _linux_get():
raise NotImplementedError()
@staticmethod
def _linux_get_modes():
raise NotImplementedError()
@staticmethod
def _osx_set(width=None, height=None, depth=32):
raise NotImplementedError()
@staticmethod
def _osx_get():
raise NotImplementedError()
@staticmethod
def _osx_get_modes():
raise NotImplementedError()
if __name__ == '__main__':
print('Primary screen resolution: {}x{}'.format(
*ScreenRes.get()
))
print(ScreenRes.get_modes())
#ScreenRes.set(1920, 1080)
#ScreenRes.set() # Set defaults
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