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Device jobs: Ensure that the job done callback is always called before the next queued device is started

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Kovid Goyal 2011-06-11 16:20:12 -06:00
parent 8de93d834d
commit 2b4e1d8608
1 changed files with 14 additions and 9 deletions
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23
src/calibre/gui2/device.py
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@ -17,7 +17,7 @@ from calibre.gui2.dialogs.choose_format_device import ChooseFormatDeviceDialog
from calibre.utils.ipc.job import BaseJob
from calibre.devices.scanner import DeviceScanner
from calibre.gui2 import (config, error_dialog, Dispatcher, dynamic,
warning_dialog, info_dialog, choose_dir)
warning_dialog, info_dialog, choose_dir, FunctionDispatcher)
from calibre.ebooks.metadata import authors_to_string
from calibre import preferred_encoding, prints, force_unicode, as_unicode
from calibre.utils.filenames import ascii_filename
@ -35,8 +35,9 @@ class DeviceJob(BaseJob): # {{{
def __init__(self, func, done, job_manager, args=[], kwargs={},
description=''):
BaseJob.__init__(self, description, done=done)
BaseJob.__init__(self, description)
self.func = func
self.callback_on_done = done
self.args, self.kwargs = args, kwargs
self.exception = None
self.job_manager = job_manager
@ -50,6 +51,10 @@ class DeviceJob(BaseJob): # {{{
def job_done(self):
self.duration = time.time() - self.start_time
self.percent = 1
try:
self.callback_on_done(self)
except:
pass
self.job_manager.changed_queue.put(self)
def report_progress(self, percent, msg=''):
@ -611,7 +616,7 @@ class DeviceMixin(object): # {{{
self.device_error_dialog = error_dialog(self, _('Error'),
_('Error communicating with device'), ' ')
self.device_error_dialog.setModal(Qt.NonModal)
self.device_manager = DeviceManager(Dispatcher(self.device_detected),
self.device_manager = DeviceManager(FunctionDispatcher(self.device_detected),
self.job_manager, Dispatcher(self.status_bar.show_message),
Dispatcher(self.show_open_feedback))
self.device_manager.start()
@ -736,7 +741,7 @@ class DeviceMixin(object): # {{{
self.set_device_menu_items_state(connected)
if connected:
self.device_manager.get_device_information(\
Dispatcher(self.info_read))
FunctionDispatcher(self.info_read))
self.set_default_thumbnail(\
self.device_manager.device.THUMBNAIL_HEIGHT)
self.status_bar.show_message(_('Device: ')+\
@ -767,7 +772,7 @@ class DeviceMixin(object): # {{{
self.device_manager.device.icon)
self.bars_manager.update_bars()
self.status_bar.device_connected(info[0])
self.device_manager.books(Dispatcher(self.metadata_downloaded))
self.device_manager.books(FunctionDispatcher(self.metadata_downloaded))
def metadata_downloaded(self, job):
'''
@ -810,7 +815,7 @@ class DeviceMixin(object): # {{{
def remove_paths(self, paths):
return self.device_manager.delete_books(
Dispatcher(self.books_deleted), paths)
FunctionDispatcher(self.books_deleted), paths)
def books_deleted(self, job):
'''
@ -1187,7 +1192,7 @@ class DeviceMixin(object): # {{{
Upload metadata to device.
'''
plugboards = self.library_view.model().db.prefs.get('plugboards', {})
self.device_manager.sync_booklists(Dispatcher(self.metadata_synced),
self.device_manager.sync_booklists(FunctionDispatcher(self.metadata_synced),
self.booklists(), plugboards)
def metadata_synced(self, job):
@ -1222,7 +1227,7 @@ class DeviceMixin(object): # {{{
titles = [i.title for i in metadata]
plugboards = self.library_view.model().db.prefs.get('plugboards', {})
job = self.device_manager.upload_books(
Dispatcher(self.books_uploaded),
FunctionDispatcher(self.books_uploaded),
files, names, on_card=on_card,
metadata=metadata, titles=titles, plugboards=plugboards
)
@ -1475,7 +1480,7 @@ class DeviceMixin(object): # {{{
self.cover_to_thumbnail(open(book.cover, 'rb').read())
plugboards = self.library_view.model().db.prefs.get('plugboards', {})
self.device_manager.sync_booklists(
Dispatcher(self.metadata_synced), booklists,
FunctionDispatcher(self.metadata_synced), booklists,
plugboards)
return update_metadata
# }}}