class WaitPanel(QWidget):
def __init__(self, msg, parent=None, size=256, interval=10):
QWidget.__init__(self, parent)
self.setSizePolicy(QSizePolicy.Policy.Expanding, QSizePolicy.Policy.Expanding)
self.l = l = QVBoxLayout(self)
self.spinner = ProgressIndicator(self, size, interval)
self.start, self.stop = self.spinner.start, self.spinner.stop
l.addStretch(), l.addWidget(self.spinner, 0, Qt.AlignmentFlag.AlignCenter)
self.la = QLabel(msg)
f = self.la.font()
f.setPointSize(28)
self.la.setFont(f)
l.addWidget(self.la, 0, Qt.AlignmentFlag.AlignCenter), l.addStretch()
@property
def msg(self):
return self.la.text()
@msg.setter
def msg(self, val):
self.la.setText(val)
class JobError(QDialog): # {{{
WIDTH = 600
do_pop = pyqtSignal()
def __init__(self, parent):
QDialog.__init__(self, parent)
self.setAttribute(Qt.WidgetAttribute.WA_DeleteOnClose, False)
self.queue = []
self.do_pop.connect(self.pop, type=Qt.ConnectionType.QueuedConnection)
self._layout = l = QGridLayout()
self.setLayout(l)
self.icon = QIcon(I('dialog_error.png'))
self.setWindowIcon(self.icon)
self.icon_widget = Icon(self)
self.icon_widget.set_icon(self.icon)
self.msg_label = QLabel('<p> ')
self.msg_label.setStyleSheet('QLabel { margin-top: 1ex; }')
self.msg_label.setWordWrap(True)
self.msg_label.setTextFormat(Qt.TextFormat.RichText)
self.det_msg = QPlainTextEdit(self)
self.det_msg.setVisible(False)
self.bb = QDialogButtonBox(QDialogButtonBox.StandardButton.Close,
parent=self)
self.bb.accepted.connect(self.accept)
self.bb.rejected.connect(self.reject)
self.ctc_button = self.bb.addButton(
_('&Copy to clipboard'), QDialogButtonBox.ButtonRole.ActionRole)
self.ctc_button.clicked.connect(self.copy_to_clipboard)
self.retry_button = self.bb.addButton(
_('&Retry'), QDialogButtonBox.ButtonRole.ActionRole)
self.retry_button.clicked.connect(self.retry)
self.retry_func = None
self.show_det_msg = _('Show &details')
self.hide_det_msg = _('Hide &details')
self.det_msg_toggle = self.bb.addButton(
self.show_det_msg, QDialogButtonBox.ButtonRole.ActionRole)
self.det_msg_toggle.clicked.connect(self.toggle_det_msg)
self.det_msg_toggle.setToolTip(
_('Show detailed information about this error'))
self.suppress = QCheckBox(self)
l.addWidget(self.icon_widget, 0, 0, 1, 1)
l.addWidget(self.msg_label, 0, 1, 1, 1)
l.addWidget(self.det_msg, 1, 0, 1, 2)
l.addWidget(self.suppress, 2, 0, 1, 2,
Qt.AlignmentFlag.AlignLeft | Qt.AlignmentFlag.AlignBottom)
l.addWidget(self.bb, 3, 0, 1, 2,
Qt.AlignmentFlag.AlignRight | Qt.AlignmentFlag.AlignBottom)
l.setColumnStretch(1, 100)
self.setModal(False)
self.suppress.setVisible(False)
self.do_resize()
def retry(self):
if self.retry_func is not None:
self.accept()
self.retry_func()
def update_suppress_state(self):
self.suppress.setText(
ngettext('Hide the remaining error message',
'Hide the {} remaining error messages',
len(self.queue)).format(len(self.queue)))
self.suppress.setVisible(len(self.queue) > 3)
self.do_resize()
def copy_to_clipboard(self, *args):
d = QTextDocument()
d.setHtml(self.msg_label.text())
QApplication.clipboard().setText(
'calibre, version %s (%s, embedded-python: %s)\n%s: %s\n\n%s' %
(__version__, sys.platform, isfrozen, str(self.windowTitle()),
str(d.toPlainText()), str(self.det_msg.toPlainText())))
if hasattr(self, 'ctc_button'):
self.ctc_button.setText(_('Copied'))
def toggle_det_msg(self, *args):
vis = str(self.det_msg_toggle.text()) == self.hide_det_msg
self.det_msg_toggle.setText(
self.show_det_msg if vis else self.hide_det_msg)
self.det_msg.setVisible(not vis)
self.do_resize()
def do_resize(self):
h = self.sizeHint().height()
self.setMinimumHeight(0) # Needed as this gets set if det_msg is shown
# Needed otherwise re-showing the box after showing det_msg causes the box
# to not reduce in height
self.setMaximumHeight(h)
self.resize(QSize(self.WIDTH, h))
def showEvent(self, ev):
ret = QDialog.showEvent(self, ev)
self.bb.button(QDialogButtonBox.StandardButton.Close).setFocus(
Qt.FocusReason.OtherFocusReason)
return ret
def show_error(self, title, msg, det_msg='', retry_func=None):
self.queue.append((title, msg, det_msg, retry_func))
self.update_suppress_state()
self.pop()
def pop(self):
if not self.queue or self.isVisible():
return
title, msg, det_msg, retry_func = self.queue.pop(0)
self.setWindowTitle(title)
self.msg_label.setText(msg)
self.det_msg.setPlainText(det_msg)
self.det_msg.setVisible(False)
self.det_msg_toggle.setText(self.show_det_msg)
self.det_msg_toggle.setVisible(True)
self.suppress.setChecked(False)
self.update_suppress_state()
if not det_msg:
self.det_msg_toggle.setVisible(False)
self.retry_button.setVisible(retry_func is not None)
self.retry_func = retry_func
self.do_resize()
self.show()
def done(self, r):
if self.suppress.isChecked():
self.queue = []
QDialog.done(self, r)
self.do_pop.emit()
class IdentifyWidget(QWidget): # {{{
rejected = pyqtSignal()
results_found = pyqtSignal()
book_selected = pyqtSignal(object, object)
def __init__(self, log, parent=None):
QWidget.__init__(self, parent)
self.log = log
self.abort = Event()
self.caches = {}
self.l = l = QVBoxLayout(self)
names = [
'<b>' + p.name + '</b>' for p in metadata_plugins(['identify'])
if p.is_configured()
]
self.top = QLabel('<p>' + _('calibre is downloading metadata from: ') +
', '.join(names))
self.top.setWordWrap(True)
l.addWidget(self.top)
self.splitter = s = QSplitter(self)
s.setChildrenCollapsible(False)
l.addWidget(s, 100)
self.results_view = ResultsView(self)
self.results_view.book_selected.connect(self.emit_book_selected)
self.get_result = self.results_view.get_result
s.addWidget(self.results_view)
self.comments_view = Comments(self)
s.addWidget(self.comments_view)
s.setStretchFactor(0, 2)
s.setStretchFactor(1, 1)
self.results_view.show_details_signal.connect(
self.comments_view.show_data)
self.query = QLabel('download starting...')
self.query.setWordWrap(True)
self.query.setTextFormat(Qt.TextFormat.PlainText)
l.addWidget(self.query)
self.comments_view.show_wait()
state = gprefs.get('metadata-download-identify-widget-splitter-state')
if state is not None:
s.restoreState(state)
def save_state(self):
gprefs['metadata-download-identify-widget-splitter-state'] = bytearray(
self.splitter.saveState())
def emit_book_selected(self, book):
self.book_selected.emit(book, self.caches)
def start(self, title=None, authors=None, identifiers={}):
self.log.clear()
self.log('Starting download')
parts, simple_desc = [], ''
if title:
parts.append('title:' + title)
simple_desc += _('Title: %s ') % title
if authors:
parts.append('authors:' + authors_to_string(authors))
simple_desc += _('Authors: %s ') % authors_to_string(authors)
if identifiers:
x = ', '.join('%s:%s' % (k, v) for k, v in iteritems(identifiers))
parts.append(x)
if 'isbn' in identifiers:
simple_desc += 'ISBN: %s' % identifiers['isbn']
self.query.setText(simple_desc)
self.log(str(self.query.text()))
self.worker = IdentifyWorker(self.log, self.abort, title, authors,
identifiers, self.caches)
self.worker.start()
QTimer.singleShot(50, self.update)
def update(self):
if self.worker.is_alive():
QTimer.singleShot(50, self.update)
else:
self.process_results()
def process_results(self):
if self.worker.error is not None:
error_dialog(self,
_('Download failed'),
_('Failed to download metadata. Click '
'Show Details to see details'),
show=True,
det_msg=self.worker.error)
self.rejected.emit()
return
if not self.worker.results:
log = ''.join(self.log.plain_text)
error_dialog(
self,
_('No matches found'),
'<p>' +
_('Failed to find any books that '
'match your search. Try making the search <b>less '
'specific</b>. For example, use only the author\'s '
'last name and a single distinctive word from '
'the title.<p>To see the full log, click "Show details".'),
show=True,
det_msg=log)
self.rejected.emit()
return
self.results_view.show_results(self.worker.results)
self.results_found.emit()
def cancel(self):
self.abort.set()
