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Fix ctypes imports in WindowsRemovableDrivePlugin

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See 9684ca80d7
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fieldOfView 2016-03-17 20:34:18 +01:00
parent 6017d9176d
commit a78e1a62d4
1 changed files with 5 additions and 4 deletions
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9
plugins/RemovableDriveOutputDevice/WindowsRemovableDrivePlugin.py
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@ -9,6 +9,7 @@ from . import RemovableDrivePlugin
import string import string
import ctypes import ctypes
from ctypes import wintypes # Using ctypes.wintypes in the code below does not seem to work
from UM.i18n import i18nCatalog from UM.i18n import i18nCatalog
catalog = i18nCatalog("cura") catalog = i18nCatalog("cura")
@ -29,7 +30,7 @@ OPEN_EXISTING = 3 # [CodeStyle: Windows Enum value]
# Setup the DeviceIoControl function arguments and return type. # Setup the DeviceIoControl function arguments and return type.
# See ctypes documentation for details on how to call C functions from python, and why this is important. # See ctypes documentation for details on how to call C functions from python, and why this is important.
windll.kernel32.DeviceIoControl.argtypes = [ ctypes.windll.kernel32.DeviceIoControl.argtypes = [
wintypes.HANDLE, # _In_ HANDLE hDevice wintypes.HANDLE, # _In_ HANDLE hDevice
wintypes.DWORD, # _In_ DWORD dwIoControlCode wintypes.DWORD, # _In_ DWORD dwIoControlCode
wintypes.LPVOID, # _In_opt_ LPVOID lpInBuffer wintypes.LPVOID, # _In_opt_ LPVOID lpInBuffer
@ -39,7 +40,7 @@ windll.kernel32.DeviceIoControl.argtypes = [
ctypes.POINTER(wintypes.DWORD), # _Out_opt_ LPDWORD lpBytesReturned ctypes.POINTER(wintypes.DWORD), # _Out_opt_ LPDWORD lpBytesReturned
wintypes.LPVOID # _Inout_opt_ LPOVERLAPPED lpOverlapped wintypes.LPVOID # _Inout_opt_ LPOVERLAPPED lpOverlapped
] ]
windll.kernel32.DeviceIoControl.restype = wintypes.BOOL ctypes.windll.kernel32.DeviceIoControl.restype = wintypes.BOOL
## Removable drive support for windows ## Removable drive support for windows
@ -104,7 +105,7 @@ class WindowsRemovableDrivePlugin(RemovableDrivePlugin.RemovableDrivePlugin):
error = None error = None
# Then, try and tell it to eject # Then, try and tell it to eject
return_code = windll.kernel32.DeviceIoControl(handle, IOCTL_STORAGE_EJECT_MEDIA, None, 0, None, 0, ctypes.pointer(bytes_returned), None) return_code = ctypes.windll.kernel32.DeviceIoControl(handle, IOCTL_STORAGE_EJECT_MEDIA, None, 0, None, 0, ctypes.pointer(bytes_returned), None)
# DeviceIoControl with IOCTL_STORAGE_EJECT_MEDIA return 0 on error. # DeviceIoControl with IOCTL_STORAGE_EJECT_MEDIA return 0 on error.
if return_code == 0: if return_code == 0:
# ctypes.WinError sets up an GetLastError API call for windows as an Python OSError exception. # ctypes.WinError sets up an GetLastError API call for windows as an Python OSError exception.
@ -113,7 +114,7 @@ class WindowsRemovableDrivePlugin(RemovableDrivePlugin.RemovableDrivePlugin):
# Do not raise an error here yet, so we can properly close the handle. # Do not raise an error here yet, so we can properly close the handle.
# Finally, close the handle # Finally, close the handle
windll.kernel32.CloseHandle(handle) ctypes.windll.kernel32.CloseHandle(handle)
# If an error happened in the DeviceIoControl, raise it now. # If an error happened in the DeviceIoControl, raise it now.
if error: if error: