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Mini Shell
Mini Shell
#!/usr/bin/env python3
__license__ = 'GPL v3'
__copyright__ = '2011, Kovid Goyal <kovid@kovidgoyal.net>'
__docformat__ = 'restructuredtext en'
import numbers
import textwrap
from qt.core import (
QCheckBox, QComboBox, QDoubleSpinBox, QGridLayout, QGroupBox, QLabel, QLineEdit,
QListView, QSpinBox, Qt, QVBoxLayout, QWidget
)
from calibre.gui2.preferences.metadata_sources import FieldsModel as FM
from calibre.utils.icu import sort_key
from polyglot.builtins import iteritems
class FieldsModel(FM): # {{{
def __init__(self, plugin):
FM.__init__(self)
self.plugin = plugin
self.exclude = frozenset(['title', 'authors']) | self.exclude
self.prefs = self.plugin.prefs
def initialize(self):
fields = self.plugin.touched_fields
self.beginResetModel()
self.fields = []
for x in fields:
if not x.startswith('identifier:') and x not in self.exclude:
self.fields.append(x)
self.fields.sort(key=lambda x:self.descs.get(x, x))
self.endResetModel()
def state(self, field, defaults=False):
src = self.prefs.defaults if defaults else self.prefs
return (Qt.CheckState.Unchecked if field in src['ignore_fields']
else Qt.CheckState.Checked)
def restore_defaults(self):
self.beginResetModel()
self.overrides = {f: self.state(f, True) for f in self.fields}
self.endResetModel()
def commit(self):
ignored_fields = {x for x in self.prefs['ignore_fields'] if x not in
self.overrides}
changed = {k for k, v in iteritems(self.overrides) if v ==
Qt.CheckState.Unchecked}
self.prefs['ignore_fields'] = list(ignored_fields.union(changed))
# }}}
class FieldsList(QListView):
def sizeHint(self):
return self.minimumSizeHint()
class ConfigWidget(QWidget):
def __init__(self, plugin):
QWidget.__init__(self)
self.plugin = plugin
self.overl = l = QVBoxLayout(self)
self.gb = QGroupBox(_('Metadata fields to download'), self)
if plugin.config_help_message:
self.pchm = QLabel(plugin.config_help_message)
self.pchm.setWordWrap(True)
self.pchm.setOpenExternalLinks(True)
l.addWidget(self.pchm, 10)
l.addWidget(self.gb)
self.gb.l = g = QVBoxLayout(self.gb)
g.setContentsMargins(0, 0, 0, 0)
self.fields_view = v = FieldsList(self)
g.addWidget(v)
v.setFlow(QListView.Flow.LeftToRight)
v.setWrapping(True)
v.setResizeMode(QListView.ResizeMode.Adjust)
self.fields_model = FieldsModel(self.plugin)
self.fields_model.initialize()
v.setModel(self.fields_model)
self.memory = []
self.widgets = []
self.l = QGridLayout()
self.l.setContentsMargins(0, 0, 0, 0)
l.addLayout(self.l, 100)
for opt in plugin.options:
self.create_widgets(opt)
def create_widgets(self, opt):
val = self.plugin.prefs[opt.name]
if opt.type == 'number':
c = QSpinBox if isinstance(opt.default, numbers.Integral) else QDoubleSpinBox
widget = c(self)
widget.setValue(val)
elif opt.type == 'string':
widget = QLineEdit(self)
widget.setText(val if val else '')
elif opt.type == 'bool':
widget = QCheckBox(opt.label, self)
widget.setChecked(bool(val))
elif opt.type == 'choices':
widget = QComboBox(self)
items = list(iteritems(opt.choices))
items.sort(key=lambda k_v: sort_key(k_v[1]))
for key, label in items:
widget.addItem(label, (key))
idx = widget.findData(val)
widget.setCurrentIndex(idx)
widget.opt = opt
widget.setToolTip(textwrap.fill(opt.desc))
self.widgets.append(widget)
r = self.l.rowCount()
if opt.type == 'bool':
self.l.addWidget(widget, r, 0, 1, self.l.columnCount())
else:
l = QLabel(opt.label)
l.setToolTip(widget.toolTip())
self.memory.append(l)
l.setBuddy(widget)
self.l.addWidget(l, r, 0, 1, 1)
self.l.addWidget(widget, r, 1, 1, 1)
def commit(self):
self.fields_model.commit()
for w in self.widgets:
if isinstance(w, (QSpinBox, QDoubleSpinBox)):
val = w.value()
elif isinstance(w, QLineEdit):
val = str(w.text())
elif isinstance(w, QCheckBox):
val = w.isChecked()
elif isinstance(w, QComboBox):
idx = w.currentIndex()
val = str(w.itemData(idx) or '')
self.plugin.prefs[w.opt.name] = val
Zerion Mini Shell 1.0