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Allow device driver to pass an error message to GUI when they dont support backloading

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This commit is contained in:
Kovid Goyal 2010-10-11 08:49:59 -06:00
parent 08c0321b5c
commit 6d8acbb5c9
5 changed files with 14 additions and 12 deletions
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4
src/calibre/devices/interface.py
View File

@ -39,9 +39,9 @@ class DevicePlugin(Plugin):
#: Whether the metadata on books can be set via the GUI.
CAN_SET_METADATA = ['title', 'authors', 'collections']
# Set this to True if the books on the device are files that the GUI can
# Set this to None if the books on the device are files that the GUI can
# access in order to add the books from the device to the library
SUPPORTS_BACKLOADING = False
BACKLOADING_ERROR_MESSAGE = _('Cannot get files from this device')
#: Path separator for paths to books on device
path_sep = os.sep

2
src/calibre/devices/usbms/device.py
View File

@ -96,7 +96,7 @@ class Device(DeviceConfig, DevicePlugin):
# USB disk-based devices can see the book files on the device, so can
# copy these back to the library
SUPPORTS_BACKLOADING = True
BACKLOADING_ERROR_MESSAGE = None
def reset(self, key='-1', log_packets=False, report_progress=None,
detected_device=None):

4
src/calibre/gui2/actions/add.py
View File

@ -235,6 +235,10 @@ class AddAction(InterfaceAction):
self.gui.refresh_ondevice()
def add_books_from_device(self, view, paths=None):
backloading_err = self.gui.device_manager.device.BACKLOADING_ERROR_MESSAGE
if backloading_err is not None:
return error_dialog(self.gui, _('Add to library'), backloading_err,
show=True)
if paths is None:
rows = view.selectionModel().selectedRows()
if not rows or len(rows) == 0:

7
src/calibre/gui2/actions/add_to_library.py
View File

@ -19,12 +19,7 @@ class AddToLibraryAction(InterfaceAction):
self.qaction.triggered.connect(self.add_books_to_library)
def location_selected(self, loc):
enabled = False
if loc != 'library':
if self.gui.device_manager.is_device_connected:
device = self.gui.device_manager.connected_device
if device is not None:
enabled = getattr(device, 'SUPPORTS_BACKLOADING', False)
enabled = loc != 'library'
self.qaction.setEnabled(enabled)
def add_books_to_library(self, *args):

9
src/calibre/gui2/device.py
View File

@ -794,13 +794,16 @@ class DeviceMixin(object): # {{{
mainlist, cardalist, cardblist = job.result
self.memory_view.set_database(mainlist)
self.memory_view.set_editable(self.device_manager.device.CAN_SET_METADATA,
self.device_manager.device.SUPPORTS_BACKLOADING)
self.device_manager.device.BACKLOADING_ERROR_MESSAGE
is None)
self.card_a_view.set_database(cardalist)
self.card_a_view.set_editable(self.device_manager.device.CAN_SET_METADATA,
self.device_manager.device.SUPPORTS_BACKLOADING)
self.device_manager.device.BACKLOADING_ERROR_MESSAGE
is None)
self.card_b_view.set_database(cardblist)
self.card_b_view.set_editable(self.device_manager.device.CAN_SET_METADATA,
self.device_manager.device.SUPPORTS_BACKLOADING)
self.device_manager.device.BACKLOADING_ERROR_MESSAGE
is None)
self.sync_news()
self.sync_catalogs()
self.refresh_ondevice()