from matplotlib import rcParams
try:
if not rcParams['tk.window_focus']:
raise ImportError
from _windowing import GetForegroundWindow,SetForegroundWindow
except ImportError:
def GetForegroundWindow():
return 0
def SetForegroundWindow(hwnd):
pass
class FocusManager:
def __init__(self):
self._shellWindow = GetForegroundWindow()
def __del__(self):
SetForegroundWindow(self._shellWindow)
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