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Windows device ejection.

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This commit is contained in:
John Schember 2009-06-05 19:24:03 -04:00
parent fd1b799622
commit cec9bf66ba
1 changed files with 31 additions and 2 deletions
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33
src/calibre/devices/usbms/device.py
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@ -7,7 +7,14 @@ intended to be subclassed with the relevant parts implemented for a particular
device. This class handles device detection.
'''
import os, subprocess, time, re, sys, glob
import glob
import os
import re
import struct
import subprocess
import sys
import time
from itertools import repeat
from calibre.devices.interface import DevicePlugin
@ -492,7 +499,29 @@ class Device(DeviceConfig, DevicePlugin):
self.open_osx()
def eject_windows(self):
pass
win32file = __import__('win32file', globals(), locals(), [], -1)
win32con = __import__('win32con', globals(), locals(), [], -1)
win32shell = __import__('win32com.shell.shell', globals(), locals(), [], -1)
win32shellcon = __import__('win32com.shell.shellcon', globals(), locals(), [], -1)
FSCTL_LOCK_VOLUME = 0x0090018
FSCTL_DISMOUNT_VOLUME = 0x00090020
IOCTL_STORAGE_MEDIA_REMOVAL = 0x002D4804
IOCTL_STORAGE_EJECT_MEDIA = 0x002D4808
for x in ('_main_prefix', '_card_a_prefix', '_card_b_prefix'):
x = getattr(self, x, None)
if x is not None:
vol = win32file.CreateFile(x, win32con.GENERIC_READ | win32con.GENERIC_WRITE, win32con.FILE_SHARE_READ | win32con.FILE_SHARE_WRITE, None, win32con.OPEN_EXISTING, 0, None)
try:
win32file.DeviceIoControl(vol, FSCTL_LOCK_VOLUME, '', 0, None)
win32file.DeviceIoControl(vol, FSCTL_DISMOUNT_VOLUME, '', 0, None)
win32file.DeviceIoControl(vol, IOCTL_STORAGE_MEDIA_REMOVAL, struct.pack('B', 0), 0, None)
win32file.DeviceIoControl(vol, IOCTL_STORAGE_EJECT_MEDIA, '', 0, None)
time.sleep(2)
win32shell.SHChangeNotify(win32shellcon.SHCNE_DRIVEREMOVED, win32shellcon.SHCNF_PATH, x)
finally:
win32file.CloseHandle(vol)
def eject_osx(self):
for x in ('_main_prefix', '_card_a_prefix', '_card_b_prefix'):