def send_message_in_process(msg, address=None, timeout=5):
address = address or gui_socket_address()
if isinstance(msg, str):
msg = msg.encode('utf-8')
s = QLocalSocket()
qt_timeout = int(timeout * 1000)
if address.startswith('\0'):
ps = unix_socket(timeout)
ps.connect(address)
s.setSocketDescriptor(ps.detach())
else:
s.connectToServer(address)
if not s.waitForConnected(qt_timeout):
raise OSError(
f'Failed to connect to Listener at: {address} with error: {s.errorString()}'
)
data = QByteArray(msg)
while True:
written = s.write(data)
if not s.waitForBytesWritten(qt_timeout):
raise OSError(
f'Failed to write data to address: {s.serverName()} with error: {s.errorString()}'
)
if written >= len(data):
break
data = data.right(len(data) - written)
def image_to_data(image): # {{{
ba = QByteArray()
buf = QBuffer(ba)
buf.open(QIODevice.OpenModeFlag.WriteOnly)
if not image.save(buf, CACHE_FORMAT):
raise EncodeError('Failed to encode thumbnail')
ret = ba.data()
buf.close()
return ret
def add_image(self, img, cache_key):
ref = self.get_image(cache_key)
if ref is not None:
return ref
fmt = img.format()
image = QImage(img)
if (image.depth() == 1 and img.colorTable().size() == 2 and
img.colorTable().at(0) == QColor(Qt.GlobalColor.black).rgba() and
img.colorTable().at(1) == QColor(Qt.GlobalColor.white).rgba()):
if fmt == QImage.Format.Format_MonoLSB:
image = image.convertToFormat(QImage.Format.Format_Mono)
fmt = QImage.Format.Format_Mono
else:
if (fmt != QImage.Format.Format_RGB32 and fmt != QImage.Format.Format_ARGB32):
image = image.convertToFormat(QImage.Format.Format_ARGB32)
fmt = QImage.Format.Format_ARGB32
w = image.width()
h = image.height()
d = image.depth()
if fmt == QImage.Format.Format_Mono:
bytes_per_line = (w + 7) >> 3
data = image.constBits().asstring(bytes_per_line * h)
return self.write_image(data, w, h, d, cache_key=cache_key)
has_alpha = False
soft_mask = None
if fmt == QImage.Format.Format_ARGB32:
tmask = image.constBits().asstring(4*w*h)[self.alpha_bit::4]
sdata = bytearray(tmask)
vals = set(sdata)
vals.discard(255) # discard opaque pixels
has_alpha = bool(vals)
if has_alpha:
# Blend image onto a white background as otherwise Qt will render
# transparent pixels as black
background = QImage(image.size(), QImage.Format.Format_ARGB32_Premultiplied)
background.fill(Qt.GlobalColor.white)
painter = QPainter(background)
painter.drawImage(0, 0, image)
painter.end()
image = background
ba = QByteArray()
buf = QBuffer(ba)
image.save(buf, 'jpeg', 94)
data = ba.data()
if has_alpha:
soft_mask = self.write_image(tmask, w, h, 8)
return self.write_image(data, w, h, 32, dct=True,
soft_mask=soft_mask, cache_key=cache_key)
def to_png(bmp):
from qt.core import QImage, QByteArray, QBuffer, QIODevice
i = QImage()
if not i.loadFromData(bmp):
raise ValueError('Invalid image data')
ba = QByteArray()
buf = QBuffer(ba)
buf.open(QIODevice.OpenModeFlag.WriteOnly)
i.save(buf, 'png')
return ba.data()
def restore_state(self):
try:
geom = gprefs.get('jobs_dialog_geometry', None)
if geom:
QApplication.instance().safe_restore_geometry(self, QByteArray(geom))
state = gprefs.get('jobs view column layout3', None)
if state is not None:
self.jobs_view.horizontalHeader().restoreState(QByteArray(state))
except:
pass
idx = self.jobs_view.model().index(0, 0)
if idx.isValid():
sm = self.jobs_view.selectionModel()
sm.select(idx, QItemSelectionModel.SelectionFlag.ClearAndSelect|QItemSelectionModel.SelectionFlag.Rows)
def rasterize_svg(self, elem, width=0, height=0, format='PNG'):
view_box = elem.get('viewBox', elem.get('viewbox', None))
sizes = None
logger = self.oeb.logger
if view_box is not None:
try:
box = [
float(x) for x in filter(None, re.split('[, ]', view_box))
]
sizes = [box[2] - box[0], box[3] - box[1]]
except (TypeError, ValueError, IndexError):
logger.warn(
'SVG image has invalid viewBox="%s", ignoring the viewBox'
% view_box)
else:
for image in elem.xpath(
'descendant::*[local-name()="image" and '
'@height and contains(@height, "%")]'):
logger.info(
'Found SVG image height in %, trying to convert...')
try:
h = float(image.get('height').replace('%', '')) / 100.
image.set('height', str(h * sizes[1]))
except:
logger.exception(
'Failed to convert percentage height:',
image.get('height'))
data = QByteArray(xml2str(elem, with_tail=False))
svg = QSvgRenderer(data)
size = svg.defaultSize()
if size.width() == 100 and size.height() == 100 and sizes:
size.setWidth(sizes[0])
size.setHeight(sizes[1])
if width or height:
size.scale(int(width), int(height),
Qt.AspectRatioMode.KeepAspectRatio)
logger.info('Rasterizing %r to %dx%d' %
(elem, size.width(), size.height()))
image = QImage(size, QImage.Format.Format_ARGB32_Premultiplied)
image.fill(QColor("white").rgb())
painter = QPainter(image)
svg.render(painter)
painter.end()
array = QByteArray()
buffer = QBuffer(array)
buffer.open(QIODevice.OpenModeFlag.WriteOnly)
image.save(buffer, format)
return array.data()
def encode_jpeg(file_path, quality=80):
from calibre.utils.speedups import ReadOnlyFileBuffer
quality = max(0, min(100, int(quality)))
exe = get_exe_path('cjpeg')
cmd = [exe] + '-optimize -progressive -maxmemory 100M -quality'.split() + [str(quality)]
img = QImage()
if not img.load(file_path):
raise ValueError('%s is not a valid image file' % file_path)
ba = QByteArray()
buf = QBuffer(ba)
buf.open(QIODevice.OpenModeFlag.WriteOnly)
if not img.save(buf, 'PPM'):
raise ValueError('Failed to export image to PPM')
return run_optimizer(file_path, cmd, as_filter=True, input_data=ReadOnlyFileBuffer(ba.data()))
def __init__(self, db, book_id, regex, doc=None, parent=None):
QDialog.__init__(self, parent)
self.setupUi(self)
self.regex.setText(regex)
self.regex_valid()
if not db or not book_id:
button = self.button_box.addButton(
QDialogButtonBox.StandardButton.Open)
button.clicked.connect(self.open_clicked)
elif not doc and not self.select_format(db, book_id):
self.cancelled = True
return
if doc:
self.preview.setPlainText(doc)
self.cancelled = False
self.button_box.accepted.connect(self.accept)
self.regex.textChanged[native_string_type].connect(self.regex_valid)
for src, slot in (('test', 'do'), ('previous', 'goto'), ('next',
'goto')):
getattr(self,
src).clicked.connect(getattr(self, '%s_%s' % (slot, src)))
self.test.setDefault(True)
self.match_locs = []
geom = gprefs.get('regex_builder_geometry', None)
if geom is not None:
QApplication.instance().safe_restore_geometry(
self, QByteArray(geom))
self.finished.connect(self.save_state)
def create_profile():
ans = getattr(create_profile, 'ans', None)
if ans is None:
ans = QWebEngineProfile(QApplication.instance())
ua = 'calibre-editor-preview ' + __version__
ans.setHttpUserAgent(ua)
if is_running_from_develop:
from calibre.utils.rapydscript import compile_editor
compile_editor()
js = P('editor.js', data=True, allow_user_override=False)
cparser = P('csscolorparser.js', data=True, allow_user_override=False)
insert_scripts(ans,
create_script('csscolorparser.js', cparser),
create_script('editor.js', js),
create_dark_mode_script(),
)
url_handler = UrlSchemeHandler(ans)
ans.installUrlSchemeHandler(QByteArray(FAKE_PROTOCOL.encode('ascii')), url_handler)
s = ans.settings()
s.setDefaultTextEncoding('utf-8')
s.setAttribute(QWebEngineSettings.WebAttribute.FullScreenSupportEnabled, False)
s.setAttribute(QWebEngineSettings.WebAttribute.LinksIncludedInFocusChain, False)
create_profile.ans = ans
return ans
def create_profile():
ans = getattr(create_profile, 'ans', None)
if ans is None:
ans = QWebEngineProfile(QApplication.instance())
osname = 'windows' if iswindows else ('macos' if ismacos else 'linux')
# DO NOT change the user agent as it is used to workaround
# Qt bugs see workaround_qt_bug() in ajax.pyj
ua = 'calibre-viewer {} {}'.format(__version__, osname)
ans.setHttpUserAgent(ua)
if is_running_from_develop:
from calibre.utils.rapydscript import compile_viewer
prints('Compiling viewer code...')
compile_viewer()
js = P('viewer.js', data=True, allow_user_override=False)
translations_json = get_translations_data() or b'null'
js = js.replace(b'__TRANSLATIONS_DATA__', translations_json, 1)
if in_develop_mode:
js = js.replace(b'__IN_DEVELOP_MODE__', b'1')
insert_scripts(ans, create_script('viewer.js', js))
url_handler = UrlSchemeHandler(ans)
ans.installUrlSchemeHandler(QByteArray(FAKE_PROTOCOL.encode('ascii')), url_handler)
s = ans.settings()
s.setDefaultTextEncoding('utf-8')
s.setAttribute(QWebEngineSettings.WebAttribute.LinksIncludedInFocusChain, False)
create_profile.ans = ans
return ans
def load_html(path, view, codec='utf-8', mime_type=None,
pre_load_callback=lambda x:None, path_is_html=False,
force_as_html=False, loading_url=None):
from qt.core import QUrl, QByteArray
if mime_type is None:
mime_type = guess_type(path)[0]
if not mime_type:
mime_type = 'text/html'
if path_is_html:
html = path
else:
with open(path, 'rb') as f:
html = f.read().decode(codec, 'replace')
html = cleanup_html(html)
loading_url = loading_url or QUrl.fromLocalFile(path)
pre_load_callback(loading_url)
if force_as_html or load_as_html(html):
view.setHtml(html, loading_url)
else:
view.setContent(QByteArray(html.encode(codec)), mime_type,
loading_url)
mf = view.page().mainFrame()
elem = mf.findFirstElement('parsererror')
if not elem.isNull():
return False
return True
def image_and_format_from_data(data):
' Create an image object from the specified data which should be a bytestring and also return the format of the image '
ba = QByteArray(data)
buf = QBuffer(ba)
buf.open(QIODevice.OpenModeFlag.ReadOnly)
r = QImageReader(buf)
fmt = bytes(r.format()).decode('utf-8')
return r.read(), fmt
def icon_to_dbus_menu_icon(icon, size=32):
if icon.isNull():
return None
ba = QByteArray()
buf = QBuffer(ba)
buf.open(QIODevice.OpenModeFlag.WriteOnly)
icon.pixmap(32).save(buf, 'PNG')
return dbus.ByteArray(ba)
def loadResource(self, rtype, qurl):
if qurl.isLocalFile():
path = qurl.toLocalFile()
try:
with lopen(path, 'rb') as f:
data = f.read()
except OSError:
if path.rpartition('.')[-1].lower() in {'jpg', 'jpeg', 'gif', 'png', 'bmp', 'webp'}:
return QByteArray(bytearray.fromhex(
'89504e470d0a1a0a0000000d49484452'
'000000010000000108060000001f15c4'
'890000000a49444154789c6300010000'
'0500010d0a2db40000000049454e44ae'
'426082'))
else:
return QByteArray(data)
else:
return QTextBrowser.loadResource(self, rtype, qurl)
def image_to_data(img,
compression_quality=95,
fmt='JPEG',
png_compression_level=9,
jpeg_optimized=True,
jpeg_progressive=False):
'''
Serialize image to bytestring in the specified format.
:param compression_quality: is for JPEG and goes from 0 to 100. 100 being lowest compression, highest image quality
:param png_compression_level: is for PNG and goes from 0-9. 9 being highest compression.
:param jpeg_optimized: Turns on the 'optimize' option for libjpeg which losslessly reduce file size
:param jpeg_progressive: Turns on the 'progressive scan' option for libjpeg which allows JPEG images to be downloaded in streaming fashion
'''
fmt = fmt.upper()
ba = QByteArray()
buf = QBuffer(ba)
buf.open(QIODevice.OpenModeFlag.WriteOnly)
if fmt == 'GIF':
w = QImageWriter(buf, b'PNG')
w.setQuality(90)
if not w.write(img):
raise ValueError('Failed to export image as ' + fmt +
' with error: ' + w.errorString())
return png_data_to_gif_data(ba.data())
is_jpeg = fmt in ('JPG', 'JPEG')
w = QImageWriter(buf, fmt.encode('ascii'))
if is_jpeg:
if img.hasAlphaChannel():
img = blend_image(img)
# QImageWriter only gained the following options in Qt 5.5
if jpeg_optimized:
w.setOptimizedWrite(True)
if jpeg_progressive:
w.setProgressiveScanWrite(True)
w.setQuality(compression_quality)
elif fmt == 'PNG':
cl = min(9, max(0, png_compression_level))
w.setQuality(10 * (9 - cl))
if not w.write(img):
raise ValueError('Failed to export image as ' + fmt + ' with error: ' +
w.errorString())
return ba.data()
def __init__(self):
profile = QWebEngineProfile(QApplication.instance())
profile.setHttpUserAgent('calibre-tester')
insert_scripts(profile, create_script('test-rapydscript.js', js, on_subframes=False))
url_handler = UrlSchemeHandler(profile)
profile.installUrlSchemeHandler(QByteArray(FAKE_PROTOCOL.encode('ascii')), url_handler)
QWebEnginePage.__init__(self, profile, None)
self.titleChanged.connect(self.title_changed)
secure_webengine(self)
self.setHtml('<p>initialize', QUrl(f'{FAKE_PROTOCOL}://{FAKE_HOST}/index.html'))
self.working = True
def rasterize_external(self, elem, style, item, svgitem):
width = style['width']
height = style['height']
width = (width / 72) * self.profile.dpi
height = (height / 72) * self.profile.dpi
data = QByteArray(svgitem.bytes_representation)
svg = QSvgRenderer(data)
size = svg.defaultSize()
size.scale(width, height, Qt.AspectRatioMode.KeepAspectRatio)
key = (svgitem.href, size.width(), size.height())
if key in self.images:
href = self.images[key]
else:
logger = self.oeb.logger
logger.info('Rasterizing %r to %dx%d'
% (svgitem.href, size.width(), size.height()))
image = QImage(size, QImage.Format.Format_ARGB32_Premultiplied)
image.fill(QColor("white").rgb())
painter = QPainter(image)
svg.render(painter)
painter.end()
array = QByteArray()
buffer = QBuffer(array)
buffer.open(QIODevice.OpenModeFlag.WriteOnly)
image.save(buffer, 'PNG')
data = array.data()
manifest = self.oeb.manifest
href = os.path.splitext(svgitem.href)[0] + '.png'
id, href = manifest.generate(svgitem.id, href)
manifest.add(id, href, PNG_MIME, data=data)
self.images[key] = href
elem.tag = XHTML('img')
for attr in elem.attrib:
if attr not in KEEP_ATTRS:
del elem.attrib[attr]
elem.attrib['src'] = item.relhref(href)
if elem.text:
elem.attrib['alt'] = elem.text
elem.text = None
for child in elem:
elem.remove(child)
def load_fonts(self, lrf, load_substitutions=True):
font_map = {}
for font in lrf.font_map:
fdata = QByteArray(lrf.font_map[font].data)
id = QFontDatabase.addApplicationFontFromData(fdata)
if id != -1:
font_map[font] = [
str(i) for i in QFontDatabase.applicationFontFamilies(id)
][0]
if load_substitutions:
base = P('fonts/liberation/*.ttf')
for f in glob.glob(base):
QFontDatabase.addApplicationFont(f)
self.font_loader = FontLoader(font_map, self.dpi)
def __init__(self, gui, row, toggle_shortcut):
self.is_pane = gprefs.get('quickview_is_pane', False)
if not self.is_pane:
QDialog.__init__(self, gui, flags=Qt.WindowType.Widget)
else:
QDialog.__init__(self, gui)
Ui_Quickview.__init__(self)
self.setupUi(self)
self.isClosed = False
self.current_book = None
self.closed_by_button = False
if self.is_pane:
self.main_grid_layout.setContentsMargins(0, 0, 0, 0)
else:
self.setWindowIcon(self.windowIcon())
self.books_table_column_widths = None
try:
self.books_table_column_widths = \
gprefs.get('quickview_dialog_books_table_widths', None)
if not self.is_pane:
geom = gprefs.get('quickview_dialog_geometry', None)
if geom:
QApplication.instance().safe_restore_geometry(
self, QByteArray(geom))
except:
pass
self.view = gui.library_view
self.db = self.view.model().db
self.gui = gui
self.is_closed = False
self.current_book_id = None # the db id of the book used to fill the lh pane
self.current_column = None # current logical column in books list
self.current_key = None # current lookup key in books list
self.last_search = None
self.no_valid_items = False
self.follow_library_view = True
self.apply_vls.setCheckState(
Qt.CheckState.Checked if gprefs['qv_respects_vls'] else Qt.
CheckState.Unchecked)
self.apply_vls.stateChanged.connect(self.vl_box_changed)
self.fm = self.db.field_metadata
self.items.setSelectionMode(
QAbstractItemView.SelectionMode.SingleSelection)
self.items.currentTextChanged.connect(self.item_selected)
self.items.setProperty('highlight_current_item', 150)
self.items.itemDoubleClicked.connect(self.item_doubleclicked)
self.items.setContextMenuPolicy(Qt.ContextMenuPolicy.CustomContextMenu)
self.items.customContextMenuRequested.connect(
self.show_item_context_menu)
focus_filter = WidgetFocusFilter(self.items)
focus_filter.focus_entered_signal.connect(self.focus_entered)
self.items.installEventFilter(focus_filter)
self.tab_pressed_signal.connect(self.tab_pressed)
return_filter = BooksTableFilter(self.books_table)
return_filter.return_pressed_signal.connect(self.return_pressed)
self.books_table.installEventFilter(return_filter)
focus_filter = WidgetFocusFilter(self.books_table)
focus_filter.focus_entered_signal.connect(self.focus_entered)
self.books_table.installEventFilter(focus_filter)
self.close_button.clicked.connect(self.close_button_clicked)
self.refresh_button.clicked.connect(self.refill)
self.tab_order_widgets = [
self.items, self.books_table, self.lock_qv, self.dock_button,
self.refresh_button, self.close_button
]
for idx, widget in enumerate(self.tab_order_widgets):
widget.installEventFilter(
WidgetTabFilter(widget, idx, self.tab_pressed_signal))
self.books_table.setSelectionBehavior(
QAbstractItemView.SelectionBehavior.SelectRows)
self.books_table.setSelectionMode(
QAbstractItemView.SelectionMode.SingleSelection)
self.books_table.setProperty('highlight_current_item', 150)
# Set up the books table columns
self.add_columns_to_widget()
self.books_table_header_height = self.books_table.height()
self.books_table.cellDoubleClicked.connect(self.book_doubleclicked)
self.books_table.currentCellChanged.connect(
self.books_table_cell_changed)
self.books_table.cellClicked.connect(
self.books_table_set_search_string)
self.books_table.cellActivated.connect(
self.books_table_set_search_string)
self.books_table.sortByColumn(0, Qt.SortOrder.AscendingOrder)
# get the standard table row height. Do this here because calling
# resizeRowsToContents can word wrap long cell contents, creating
# double-high rows
self.books_table.setRowCount(1)
self.books_table.setItem(0, 0, TableItem())
self.books_table.resizeRowsToContents()
self.books_table_row_height = self.books_table.rowHeight(0)
self.books_table.setRowCount(0)
# Add the data
self.refresh(row)
self.slave_timers = [QTimer(self), QTimer(self), QTimer(self)]
self.view.clicked.connect(
partial(self.delayed_slave, func=self.slave, dex=0))
self.view.selectionModel().currentColumnChanged.connect(
partial(self.delayed_slave, func=self.column_slave, dex=1))
QCoreApplication.instance().aboutToQuit.connect(self.save_state)
self.view.model().new_bookdisplay_data.connect(
partial(self.delayed_slave, func=self.book_was_changed, dex=2))
self.close_button.setDefault(False)
self.close_button_tooltip = _(
'The Quickview shortcut ({0}) shows/hides the Quickview panel')
self.refresh_button.setIcon(QIcon.ic('view-refresh.png'))
self.close_button.setIcon(self.style().standardIcon(
QStyle.StandardPixmap.SP_DialogCloseButton))
if self.is_pane:
self.dock_button.setText(_('Undock'))
self.dock_button.setToolTip(
_('Show the Quickview panel in its own floating window'))
self.dock_button.setIcon(QIcon(I('arrow-up.png')))
# Remove the ampersands from the buttons because shortcuts exist.
self.lock_qv.setText(_('Lock Quickview contents'))
self.refresh_button.setText(_('Refresh'))
self.gui.quickview_splitter.add_quickview_dialog(self)
self.close_button.setVisible(False)
else:
self.dock_button.setToolTip(
_('Embed the Quickview panel into the main calibre window'))
self.dock_button.setIcon(QIcon(I('arrow-down.png')))
self.set_focus()
self.books_table.horizontalHeader().sectionResized.connect(
self.section_resized)
self.dock_button.clicked.connect(self.show_as_pane_changed)
self.view.model().search_done.connect(self.check_for_no_items)
# Enable the refresh button only when QV is locked
self.refresh_button.setEnabled(False)
self.lock_qv.stateChanged.connect(self.lock_qv_changed)
self.view_icon = QIcon(I('view.png'))
self.view_plugin = self.gui.iactions['View']
self.edit_metadata_icon = QIcon(I('edit_input.png'))
self.quickview_icon = QIcon(I('quickview.png'))
self.select_book_icon = QIcon(I('library.png'))
self.search_icon = QIcon(I('search.png'))
self.books_table.setContextMenuPolicy(
Qt.ContextMenuPolicy.CustomContextMenu)
self.books_table.customContextMenuRequested.connect(
self.show_context_menu)
# Add the quickview toggle as a shortcut for the close button
# Don't add it if it identical to the current &X shortcut because that
# breaks &X
if (not self.is_pane and toggle_shortcut
and self.close_button.shortcut() != toggle_shortcut):
toggle_sc = QShortcut(toggle_shortcut, self.close_button)
toggle_sc.activated.connect(lambda: self.close_button_clicked())
toggle_sc.setEnabled(True)
self.close_button.setToolTip(
_('Alternate shortcut: ') + toggle_shortcut.toString())
def pixmap_to_data(pixmap):
ba = QByteArray()
buf = QBuffer(ba)
buf.open(QIODevice.OpenModeFlag.WriteOnly)
pixmap.save(buf, 'PNG')
return bytearray(ba.data())
def __init__(self, parent, text, mi=None, fm=None, color_field=None,
icon_field_key=None, icon_rule_kind=None, doing_emblem=False,
text_is_placeholder=False, dialog_is_st_editor=False,
global_vars=None, all_functions=None, builtin_functions=None):
QDialog.__init__(self, parent)
Ui_TemplateDialog.__init__(self)
self.setupUi(self)
self.coloring = color_field is not None
self.iconing = icon_field_key is not None
self.embleming = doing_emblem
self.dialog_is_st_editor = dialog_is_st_editor
if global_vars is None:
self.global_vars = {}
else:
self.global_vars = global_vars
cols = []
if fm is not None:
for key in sorted(displayable_columns(fm),
key=lambda k: sort_key(fm[k]['name'] if k != color_row_key else 0)):
if key == color_row_key and not self.coloring:
continue
from calibre.gui2.preferences.coloring import all_columns_string
name = all_columns_string if key == color_row_key else fm[key]['name']
if name:
cols.append((name, key))
self.color_layout.setVisible(False)
self.icon_layout.setVisible(False)
if self.coloring:
self.color_layout.setVisible(True)
for n1, k1 in cols:
self.colored_field.addItem(n1 +
(' (' + k1 + ')' if k1 != color_row_key else ''), k1)
self.colored_field.setCurrentIndex(self.colored_field.findData(color_field))
elif self.iconing or self.embleming:
self.icon_layout.setVisible(True)
if self.embleming:
self.icon_kind_label.setVisible(False)
self.icon_kind.setVisible(False)
self.icon_chooser_label.setVisible(False)
self.icon_field.setVisible(False)
for n1, k1 in cols:
self.icon_field.addItem('{} ({})'.format(n1, k1), k1)
self.icon_file_names = []
d = os.path.join(config_dir, 'cc_icons')
if os.path.exists(d):
for icon_file in os.listdir(d):
icon_file = icu_lower(icon_file)
if os.path.exists(os.path.join(d, icon_file)):
if icon_file.endswith('.png'):
self.icon_file_names.append(icon_file)
self.icon_file_names.sort(key=sort_key)
self.update_filename_box()
if self.iconing:
dex = 0
from calibre.gui2.preferences.coloring import icon_rule_kinds
for i,tup in enumerate(icon_rule_kinds):
txt,val = tup
self.icon_kind.addItem(txt, userData=(val))
if val == icon_rule_kind:
dex = i
self.icon_kind.setCurrentIndex(dex)
self.icon_field.setCurrentIndex(self.icon_field.findData(icon_field_key))
if dialog_is_st_editor:
self.buttonBox.setVisible(False)
else:
self.new_doc_label.setVisible(False)
self.new_doc.setVisible(False)
self.template_name_label.setVisible(False)
self.template_name.setVisible(False)
if mi:
if not isinstance(mi, list):
mi = (mi, )
else:
mi = Metadata(_('Title'), [_('Author')])
mi.author_sort = _('Author Sort')
mi.series = ngettext('Series', 'Series', 1)
mi.series_index = 3
mi.rating = 4.0
mi.tags = [_('Tag 1'), _('Tag 2')]
mi.languages = ['eng']
mi.id = 1
if fm is not None:
self.mi.set_all_user_metadata(fm.custom_field_metadata())
else:
# No field metadata. Grab a copy from the current library so
# that we can validate any custom column names. The values for
# the columns will all be empty, which in some very unusual
# cases might cause formatter errors. We can live with that.
from calibre.gui2.ui import get_gui
mi.set_all_user_metadata(
get_gui().current_db.new_api.field_metadata.custom_field_metadata())
for col in mi.get_all_user_metadata(False):
mi.set(col, (col,), 0)
mi = (mi, )
self.mi = mi
# Set up the display table
self.table_column_widths = None
try:
self.table_column_widths = \
gprefs.get('template_editor_table_widths', None)
except:
pass
tv = self.template_value
tv.setRowCount(len(mi))
tv.setColumnCount(2)
tv.setHorizontalHeaderLabels((_('Book title'), _('Template value')))
tv.horizontalHeader().setStretchLastSection(True)
tv.horizontalHeader().sectionResized.connect(self.table_column_resized)
# Set the height of the table
h = tv.rowHeight(0) * min(len(mi), 5)
h += 2 * tv.frameWidth() + tv.horizontalHeader().height()
tv.setMinimumHeight(h)
tv.setMaximumHeight(h)
# Set the size of the title column
if self.table_column_widths:
tv.setColumnWidth(0, self.table_column_widths[0])
else:
tv.setColumnWidth(0, tv.fontMetrics().averageCharWidth() * 10)
# Use our own widget to get rid of elision. setTextElideMode() doesn't work
for r in range(0, len(mi)):
w = QLineEdit(tv)
w.setReadOnly(True)
tv.setCellWidget(r, 0, w)
w = QLineEdit(tv)
w.setReadOnly(True)
tv.setCellWidget(r, 1, w)
# Remove help icon on title bar
icon = self.windowIcon()
self.setWindowFlags(self.windowFlags()&(~Qt.WindowType.WindowContextHelpButtonHint))
self.setWindowIcon(icon)
self.all_functions = all_functions if all_functions else formatter_functions().get_functions()
self.builtins = (builtin_functions if builtin_functions else
formatter_functions().get_builtins_and_aliases())
self.last_text = ''
self.highlighter = TemplateHighlighter(self.textbox.document(), builtin_functions=self.builtins)
self.textbox.cursorPositionChanged.connect(self.text_cursor_changed)
self.textbox.textChanged.connect(self.textbox_changed)
self.textbox.setTabStopWidth(10)
self.source_code.setTabStopWidth(10)
self.documentation.setReadOnly(True)
self.source_code.setReadOnly(True)
if text is not None:
if text_is_placeholder:
self.textbox.setPlaceholderText(text)
self.textbox.clear()
text = ''
else:
self.textbox.setPlainText(text)
else:
text = ''
self.buttonBox.button(QDialogButtonBox.StandardButton.Ok).setText(_('&OK'))
self.buttonBox.button(QDialogButtonBox.StandardButton.Cancel).setText(_('&Cancel'))
self.color_copy_button.clicked.connect(self.color_to_clipboard)
self.filename_button.clicked.connect(self.filename_button_clicked)
self.icon_copy_button.clicked.connect(self.icon_to_clipboard)
try:
with open(P('template-functions.json'), 'rb') as f:
self.builtin_source_dict = json.load(f, encoding='utf-8')
except:
self.builtin_source_dict = {}
func_names = sorted(self.all_functions)
self.function.clear()
self.function.addItem('')
for f in func_names:
self.function.addItem('{} -- {}'.format(f,
self.function_type_string(f, longform=False)), f)
self.function.setCurrentIndex(0)
self.function.currentIndexChanged.connect(self.function_changed)
self.display_values(text)
self.rule = (None, '')
tt = _('Template language tutorial')
self.template_tutorial.setText(
'<a href="%s">%s</a>' % (
localize_user_manual_link('https://manual.calibre-ebook.com/template_lang.html'), tt))
tt = _('Template function reference')
self.template_func_reference.setText(
'<a href="%s">%s</a>' % (
localize_user_manual_link('https://manual.calibre-ebook.com/generated/en/template_ref.html'), tt))
self.set_up_font_boxes()
self.textbox.setFocus()
# Now geometry
try:
geom = gprefs.get('template_editor_dialog_geometry', None)
if geom is not None:
QApplication.instance().safe_restore_geometry(self, QByteArray(geom))
except Exception:
pass
def restore_state(self, prefs):
data = prefs.get(f'{self.tts_client.name}-voice-table-state')
if data is not None:
self.voices.horizontalHeader().restoreState(QByteArray(data))
def restore_geometry_qt(self, value):
self.restoreGeometry(QByteArray.fromBase64(value.encode('ascii')))
def restore_geometry_qt(self, value):
self.restoreGeometry(QByteArray.fromBase64(value.encode('ascii')))
def __init__(self,
parent,
text,
mi=None,
fm=None,
color_field=None,
icon_field_key=None,
icon_rule_kind=None,
doing_emblem=False,
text_is_placeholder=False,
dialog_is_st_editor=False,
global_vars=None,
all_functions=None,
builtin_functions=None):
QDialog.__init__(self, parent)
Ui_TemplateDialog.__init__(self)
self.setupUi(self)
self.coloring = color_field is not None
self.iconing = icon_field_key is not None
self.embleming = doing_emblem
self.dialog_is_st_editor = dialog_is_st_editor
if global_vars is None:
self.global_vars = {}
else:
self.global_vars = global_vars
cols = []
self.fm = fm
if fm is not None:
for key in sorted(
displayable_columns(fm),
key=lambda k: sort_key(fm[k]['name']
if k != color_row_key else 0)):
if key == color_row_key and not self.coloring:
continue
from calibre.gui2.preferences.coloring import all_columns_string
name = all_columns_string if key == color_row_key else fm[key][
'name']
if name:
cols.append((name, key))
self.color_layout.setVisible(False)
self.icon_layout.setVisible(False)
if self.coloring:
self.color_layout.setVisible(True)
for n1, k1 in cols:
self.colored_field.addItem(
n1 + (' (' + k1 + ')' if k1 != color_row_key else ''), k1)
self.colored_field.setCurrentIndex(
self.colored_field.findData(color_field))
elif self.iconing or self.embleming:
self.icon_layout.setVisible(True)
if self.embleming:
self.icon_kind_label.setVisible(False)
self.icon_kind.setVisible(False)
self.icon_chooser_label.setVisible(False)
self.icon_field.setVisible(False)
for n1, k1 in cols:
self.icon_field.addItem('{} ({})'.format(n1, k1), k1)
self.icon_file_names = []
d = os.path.join(config_dir, 'cc_icons')
if os.path.exists(d):
for icon_file in os.listdir(d):
icon_file = icu_lower(icon_file)
if os.path.exists(os.path.join(d, icon_file)):
if icon_file.endswith('.png'):
self.icon_file_names.append(icon_file)
self.icon_file_names.sort(key=sort_key)
self.update_filename_box()
if self.iconing:
dex = 0
from calibre.gui2.preferences.coloring import icon_rule_kinds
for i, tup in enumerate(icon_rule_kinds):
txt, val = tup
self.icon_kind.addItem(txt, userData=(val))
if val == icon_rule_kind:
dex = i
self.icon_kind.setCurrentIndex(dex)
self.icon_field.setCurrentIndex(
self.icon_field.findData(icon_field_key))
self.setup_saved_template_editor(not dialog_is_st_editor,
dialog_is_st_editor)
# Remove help icon on title bar
icon = self.windowIcon()
self.setWindowFlags(self.windowFlags()
& (~Qt.WindowType.WindowContextHelpButtonHint))
self.setWindowIcon(icon)
self.all_functions = all_functions if all_functions else formatter_functions(
).get_functions()
self.builtins = (builtin_functions if builtin_functions else
formatter_functions().get_builtins_and_aliases())
# Set up the display table
self.table_column_widths = None
try:
self.table_column_widths = \
gprefs.get('template_editor_table_widths', None)
except:
pass
self.set_mi(mi, fm)
self.last_text = ''
self.highlighter = TemplateHighlighter(self.textbox.document(),
builtin_functions=self.builtins)
self.textbox.cursorPositionChanged.connect(self.text_cursor_changed)
self.textbox.textChanged.connect(self.textbox_changed)
self.textbox.setFont(self.get_current_font())
self.textbox.setTabStopWidth(10)
self.source_code.setTabStopWidth(10)
self.documentation.setReadOnly(True)
self.source_code.setReadOnly(True)
if text is not None:
if text_is_placeholder:
self.textbox.setPlaceholderText(text)
self.textbox.clear()
text = ''
else:
self.textbox.setPlainText(text)
else:
text = ''
self.buttonBox.button(QDialogButtonBox.StandardButton.Ok).setText(
_('&OK'))
self.buttonBox.button(QDialogButtonBox.StandardButton.Cancel).setText(
_('&Cancel'))
self.color_copy_button.clicked.connect(self.color_to_clipboard)
self.filename_button.clicked.connect(self.filename_button_clicked)
self.icon_copy_button.clicked.connect(self.icon_to_clipboard)
try:
with open(P('template-functions.json'), 'rb') as f:
self.builtin_source_dict = json.load(f, encoding='utf-8')
except:
self.builtin_source_dict = {}
func_names = sorted(self.all_functions)
self.function.clear()
self.function.addItem('')
for f in func_names:
self.function.addItem(
'{} -- {}'.format(
f, self.function_type_string(f, longform=False)), f)
self.function.setCurrentIndex(0)
self.function.currentIndexChanged.connect(self.function_changed)
self.rule = (None, '')
tt = _('Template language tutorial')
self.template_tutorial.setText(
'<a href="%s">%s</a>' % (localize_user_manual_link(
'https://manual.calibre-ebook.com/template_lang.html'), tt))
tt = _('Template function reference')
self.template_func_reference.setText(
'<a href="%s">%s</a>' % (localize_user_manual_link(
'https://manual.calibre-ebook.com/generated/en/template_ref.html'
), tt))
s = gprefs.get('template_editor_break_on_print', False)
self.go_button.setEnabled(s)
self.remove_all_button.setEnabled(s)
self.set_all_button.setEnabled(s)
self.toggle_button.setEnabled(s)
self.breakpoint_line_box.setEnabled(s)
self.breakpoint_line_box_label.setEnabled(s)
self.break_box.setChecked(s)
self.break_box.stateChanged.connect(self.break_box_changed)
self.go_button.clicked.connect(self.go_button_pressed)
self.textbox.setFocus()
self.set_up_font_boxes()
self.toggle_button.clicked.connect(self.toggle_button_pressed)
self.remove_all_button.clicked.connect(self.remove_all_button_pressed)
self.set_all_button.clicked.connect(self.set_all_button_pressed)
self.load_button.clicked.connect(self.load_template_from_file)
self.save_button.clicked.connect(self.save_template)
self.textbox.setWordWrapMode(QTextOption.WordWrap)
self.textbox.setContextMenuPolicy(
Qt.ContextMenuPolicy.CustomContextMenu)
self.textbox.customContextMenuRequested.connect(self.show_context_menu)
# Now geometry
try:
geom = gprefs.get('template_editor_dialog_geometry', None)
if geom is not None:
QApplication.instance().safe_restore_geometry(
self, QByteArray(geom))
except Exception:
pass
def __init__(self, gui, view, id_, row_index):
QDialog.__init__(self, gui, flags=Qt.WindowType.Window)
Ui_MatchBooks.__init__(self)
self.setupUi(self)
self.isClosed = False
self.books_table_column_widths = None
try:
self.books_table_column_widths = \
gprefs.get('match_books_dialog_books_table_widths', None)
geom = gprefs.get('match_books_dialog_geometry', None)
if geom:
QApplication.instance().safe_restore_geometry(
self, QByteArray(geom))
except:
pass
self.search_text.initialize('match_books_dialog')
# Remove the help button from the window title bar
icon = self.windowIcon()
self.setWindowFlags(self.windowFlags()
& (~Qt.WindowType.WindowContextHelpButtonHint))
self.setWindowIcon(icon)
self.device_db = view.model().db
self.library_db = gui.library_view.model().db
self.view = view
self.gui = gui
self.current_device_book_id = id_
self.current_device_book_index = row_index
self.current_library_book_id = None
# Set up the books table columns
self.books_table.setSelectionBehavior(
QAbstractItemView.SelectionBehavior.SelectRows)
self.books_table.setSelectionMode(
QAbstractItemView.SelectionMode.SingleSelection)
self.books_table.setColumnCount(3)
t = QTableWidgetItem(_('Title'))
self.books_table.setHorizontalHeaderItem(0, t)
t = QTableWidgetItem(_('Authors'))
self.books_table.setHorizontalHeaderItem(1, t)
t = QTableWidgetItem(ngettext("Series", 'Series', 1))
self.books_table.setHorizontalHeaderItem(2, t)
self.books_table_header_height = self.books_table.height()
self.books_table.cellDoubleClicked.connect(self.book_doubleclicked)
self.books_table.cellClicked.connect(self.book_clicked)
self.books_table.sortByColumn(0, Qt.SortOrder.AscendingOrder)
# get the standard table row height. Do this here because calling
# resizeRowsToContents can word wrap long cell contents, creating
# double-high rows
self.books_table.setRowCount(1)
self.books_table.setItem(0, 0, TableItem('A', ''))
self.books_table.resizeRowsToContents()
self.books_table_row_height = self.books_table.rowHeight(0)
self.books_table.setRowCount(0)
self.search_button.clicked.connect(self.do_search)
self.search_button.setDefault(False)
self.search_text.lineEdit().returnPressed.connect(self.return_pressed)
self.buttonBox.accepted.connect(self.accept)
self.buttonBox.rejected.connect(self.reject)
self.ignore_next_key = False
search_text = self.device_db[self.current_device_book_id].title
search_text = search_text.replace('(', '\\(').replace(')', '\\)')
self.search_text.setText(search_text)
def __init__(self,
parent,
db,
id_to_select,
select_sort,
select_link,
find_aut_func,
is_first_letter=False):
QDialog.__init__(self, parent)
Ui_EditAuthorsDialog.__init__(self)
self.setupUi(self)
# Remove help icon on title bar
icon = self.windowIcon()
self.setWindowFlags(self.windowFlags()
& (~Qt.WindowType.WindowContextHelpButtonHint))
self.setWindowIcon(icon)
try:
self.table_column_widths = \
gprefs.get('manage_authors_table_widths', None)
geom = gprefs.get('manage_authors_dialog_geometry', None)
if geom:
QApplication.instance().safe_restore_geometry(
self, QByteArray(geom))
except Exception:
pass
self.buttonBox.button(QDialogButtonBox.StandardButton.Ok).setText(
_('&OK'))
self.buttonBox.button(QDialogButtonBox.StandardButton.Cancel).setText(
_('&Cancel'))
self.buttonBox.accepted.connect(self.accepted)
self.apply_vl_checkbox.stateChanged.connect(self.use_vl_changed)
# Set up the heading for sorting
self.table.setSelectionMode(
QAbstractItemView.SelectionMode.SingleSelection)
self.find_aut_func = find_aut_func
self.table.resizeColumnsToContents()
if self.table.columnWidth(2) < 200:
self.table.setColumnWidth(2, 200)
# set up the cellChanged signal only after the table is filled
self.table.cellChanged.connect(self.cell_changed)
self.recalc_author_sort.clicked.connect(self.do_recalc_author_sort)
self.auth_sort_to_author.clicked.connect(self.do_auth_sort_to_author)
# Capture clicks on the horizontal header to sort the table columns
hh = self.table.horizontalHeader()
hh.sectionResized.connect(self.table_column_resized)
hh.setSectionsClickable(True)
hh.sectionClicked.connect(self.do_sort)
hh.setSortIndicatorShown(True)
# set up the search & filter boxes
self.find_box.initialize('manage_authors_search')
le = self.find_box.lineEdit()
ac = le.findChild(QAction, QT_HIDDEN_CLEAR_ACTION)
if ac is not None:
ac.triggered.connect(self.clear_find)
le.returnPressed.connect(self.do_find)
self.find_box.editTextChanged.connect(self.find_text_changed)
self.find_button.clicked.connect(self.do_find)
self.find_button.setDefault(True)
self.filter_box.initialize('manage_authors_filter')
le = self.filter_box.lineEdit()
ac = le.findChild(QAction, QT_HIDDEN_CLEAR_ACTION)
if ac is not None:
ac.triggered.connect(self.clear_filter)
self.filter_box.lineEdit().returnPressed.connect(self.do_filter)
self.filter_button.clicked.connect(self.do_filter)
self.not_found_label = l = QLabel(self.table)
l.setFrameStyle(QFrame.Shape.StyledPanel)
l.setAutoFillBackground(True)
l.setText(_('No matches found'))
l.setAlignment(Qt.AlignmentFlag.AlignVCenter)
l.resize(l.sizeHint())
l.move(10, 2)
l.setVisible(False)
self.not_found_label_timer = QTimer()
self.not_found_label_timer.setSingleShot(True)
self.not_found_label_timer.timeout.connect(
self.not_found_label_timer_event,
type=Qt.ConnectionType.QueuedConnection)
self.table.setContextMenuPolicy(Qt.ContextMenuPolicy.CustomContextMenu)
self.table.customContextMenuRequested.connect(self.show_context_menu)
# Fetch the data
self.authors = {}
self.original_authors = {}
auts = db.new_api.author_data()
self.completion_data = []
for id_, v in auts.items():
name = v['name']
name = name.replace('|', ',')
self.completion_data.append(name)
self.authors[id_] = {
'name': name,
'sort': v['sort'],
'link': v['link']
}
self.original_authors[id_] = {
'name': name,
'sort': v['sort'],
'link': v['link']
}
self.edited_icon = QIcon(I('modified.png'))
self.empty_icon = QIcon()
if prefs['use_primary_find_in_search']:
self.string_contains = primary_contains
else:
self.string_contains = contains
self.last_sorted_by = 'sort'
self.author_order = 1
self.author_sort_order = 0
self.link_order = 1
self.show_table(id_to_select, select_sort, select_link,
is_first_letter)
def __init__(self, parent, mi, op_label, op_value, locals_, line_number):
super().__init__(parent)
self.mi = mi
self.setModal(True)
l = QVBoxLayout(self)
t = self.table = QTableWidget(self)
t.setColumnCount(2)
t.setHorizontalHeaderLabels((_('Name'), _('Value')))
t.setRowCount(2)
l.addWidget(t)
self.table_column_widths = None
try:
self.table_column_widths = \
gprefs.get('template_editor_break_table_widths', None)
t.setColumnWidth(0, self.table_column_widths[0])
except:
t.setColumnWidth(0, t.fontMetrics().averageCharWidth() * 20)
t.horizontalHeader().sectionResized.connect(self.table_column_resized)
t.horizontalHeader().setStretchLastSection(True)
bb = QDialogButtonBox()
b = bb.addButton(_('&Continue'),
QDialogButtonBox.ButtonRole.AcceptRole)
b.setIcon(QIcon(I('sync-right.png')))
b.setToolTip(_('Continue running the template'))
b.setDefault(True)
l.addWidget(bb)
b = bb.addButton(_('&Stop'), QDialogButtonBox.ButtonRole.RejectRole)
b.setIcon(QIcon(I('list_remove.png')))
b.setToolTip(_('Stop running the template'))
l.addWidget(bb)
bb.accepted.connect(self.accept)
bb.rejected.connect(self.reject)
self.setLayout(l)
self.setWindowTitle(
_('Break: line {0}, Book {1}').format(line_number, self.mi.title))
local_names = sorted(locals_.keys())
rows = len(local_names)
self.table.setRowCount(rows + 2)
self.table.setItem(0, 0, BreakReporterItem(op_label))
self.table.item(0, 0).setToolTip(
_('The name of the template language operation'))
self.table.setItem(0, 1, BreakReporterItem(op_value))
self.mi_combo = QComboBox()
t.setCellWidget(1, 0, self.mi_combo)
self.mi_combo.addItems(self.get_field_keys())
self.mi_combo.setToolTip('Choose a book metadata field to display')
self.mi_combo.setCurrentIndex(-1)
self.mi_combo.currentTextChanged.connect(self.get_field_value)
for i, k in enumerate(local_names):
itm = BreakReporterItem(k)
itm.setToolTip(_('A variable in the template'))
self.table.setItem(i + 2, 0, itm)
itm = BreakReporterItem(locals_[k])
itm.setToolTip(_('The value of the variable'))
self.table.setItem(i + 2, 1, itm)
try:
geom = gprefs.get('template_editor_break_geometry', None)
if geom is not None:
QApplication.instance().safe_restore_geometry(
self, QByteArray(geom))
except Exception:
pass
def __init__(self,
window,
cat_name,
tag_to_match,
get_book_ids,
sorter,
ttm_is_first_letter=False,
category=None,
fm=None):
QDialog.__init__(self, window)
Ui_TagListEditor.__init__(self)
self.setupUi(self)
self.verticalLayout_2.setAlignment(Qt.AlignmentFlag.AlignCenter)
self.search_box.setMinimumContentsLength(25)
# Put the category name into the title bar
t = self.windowTitle()
self.category_name = cat_name
self.category = category
self.setWindowTitle(t + ' (' + cat_name + ')')
# Remove help icon on title bar
icon = self.windowIcon()
self.setWindowFlags(self.windowFlags()
& (~Qt.WindowType.WindowContextHelpButtonHint))
self.setWindowIcon(icon)
# Get saved geometry info
try:
self.table_column_widths = \
gprefs.get('tag_list_editor_table_widths', None)
except:
pass
# initialization
self.to_rename = {}
self.to_delete = set()
self.all_tags = {}
self.original_names = {}
self.ordered_tags = []
self.sorter = sorter
self.get_book_ids = get_book_ids
self.text_before_editing = ''
# Capture clicks on the horizontal header to sort the table columns
hh = self.table.horizontalHeader()
hh.sectionResized.connect(self.table_column_resized)
hh.setSectionsClickable(True)
hh.sectionClicked.connect(self.do_sort)
hh.setSortIndicatorShown(True)
self.last_sorted_by = 'name'
self.name_order = 0
self.count_order = 1
self.was_order = 1
self.edit_delegate = EditColumnDelegate(self.table)
self.edit_delegate.editing_finished.connect(self.stop_editing)
self.edit_delegate.editing_started.connect(self.start_editing)
self.table.setItemDelegateForColumn(0, self.edit_delegate)
if prefs['case_sensitive']:
self.string_contains = contains
else:
self.string_contains = self.case_insensitive_compare
self.delete_button.clicked.connect(self.delete_tags)
self.table.delete_pressed.connect(self.delete_pressed)
self.rename_button.clicked.connect(self.rename_tag)
self.undo_button.clicked.connect(self.undo_edit)
self.table.itemDoubleClicked.connect(self._rename_tag)
self.table.itemChanged.connect(self.finish_editing)
self.buttonBox.button(QDialogButtonBox.StandardButton.Ok).setText(
_('&OK'))
self.buttonBox.button(QDialogButtonBox.StandardButton.Cancel).setText(
_('&Cancel'))
self.buttonBox.accepted.connect(self.accepted)
self.search_box.initialize('tag_list_search_box_' + cat_name)
le = self.search_box.lineEdit()
ac = le.findChild(QAction, QT_HIDDEN_CLEAR_ACTION)
if ac is not None:
ac.triggered.connect(self.clear_search)
self.search_box.textChanged.connect(self.search_text_changed)
self.search_button.clicked.connect(self.do_search)
self.search_button.setDefault(True)
l = QLabel(self.table)
self.not_found_label = l
l.setFrameStyle(QFrame.Shape.StyledPanel)
l.setAutoFillBackground(True)
l.setText(_('No matches found'))
l.setAlignment(Qt.AlignmentFlag.AlignVCenter)
l.resize(l.sizeHint())
l.move(10, 0)
l.setVisible(False)
self.not_found_label_timer = QTimer()
self.not_found_label_timer.setSingleShot(True)
self.not_found_label_timer.timeout.connect(
self.not_found_label_timer_event,
type=Qt.ConnectionType.QueuedConnection)
self.filter_box.initialize('tag_list_filter_box_' + cat_name)
le = self.filter_box.lineEdit()
ac = le.findChild(QAction, QT_HIDDEN_CLEAR_ACTION)
if ac is not None:
ac.triggered.connect(self.clear_filter)
le.returnPressed.connect(self.do_filter)
self.filter_button.clicked.connect(self.do_filter)
self.apply_vl_checkbox.clicked.connect(self.vl_box_changed)
self.table.setEditTriggers(
QAbstractItemView.EditTrigger.EditKeyPressed)
try:
geom = gprefs.get('tag_list_editor_dialog_geometry', None)
if geom is not None:
QApplication.instance().safe_restore_geometry(
self, QByteArray(geom))
else:
self.resize(self.sizeHint() + QSize(150, 100))
except:
pass
self.is_enumerated = False
if fm:
if fm['datatype'] == 'enumeration':
self.is_enumerated = True
self.enum_permitted_values = fm.get('display', {}).get(
'enum_values', None)
# Add the data
self.search_item_row = -1
self.fill_in_table(None, tag_to_match, ttm_is_first_letter)
self.table.setContextMenuPolicy(Qt.ContextMenuPolicy.CustomContextMenu)
self.table.customContextMenuRequested.connect(self.show_context_menu)
def create_profile():
ans = getattr(create_profile, 'ans', None)
if ans is None:
ans = QWebEngineProfile(QApplication.instance())
ua = 'calibre-editor-preview ' + __version__
ans.setHttpUserAgent(ua)
if is_running_from_develop:
from calibre.utils.rapydscript import compile_editor
compile_editor()
js = P('editor.js', data=True, allow_user_override=False)
cparser = P('csscolorparser.js', data=True, allow_user_override=False)
dark_mode_css = P('dark_mode.css',
data=True,
allow_user_override=False).decode('utf-8')
insert_scripts(
ans, create_script('csscolorparser.js', cparser),
create_script('editor.js', js),
create_script('dark-mode.js',
'''
(function() {
var settings = JSON.parse(navigator.userAgent.split('|')[1]);
var dark_css = CSS;
function apply_body_colors(event) {
if (document.documentElement) {
if (settings.bg) document.documentElement.style.backgroundColor = settings.bg;
if (settings.fg) document.documentElement.style.color = settings.fg;
}
if (document.body) {
if (settings.bg) document.body.style.backgroundColor = settings.bg;
if (settings.fg) document.body.style.color = settings.fg;
}
}
function apply_css() {
var css = '';
if (settings.link) css += 'html > body :link, html > body :link * { color: ' + settings.link + ' !important; }';
if (settings.is_dark_theme) { css += dark_css; }
var style = document.createElement('style');
style.textContent = css;
document.documentElement.appendChild(style);
apply_body_colors();
}
apply_body_colors();
document.addEventListener("DOMContentLoaded", apply_css);
})();
'''.replace('CSS', json.dumps(dark_mode_css), 1),
injection_point=QWebEngineScript.InjectionPoint.
DocumentCreation))
url_handler = UrlSchemeHandler(ans)
ans.installUrlSchemeHandler(QByteArray(FAKE_PROTOCOL.encode('ascii')),
url_handler)
s = ans.settings()
s.setDefaultTextEncoding('utf-8')
s.setAttribute(
QWebEngineSettings.WebAttribute.FullScreenSupportEnabled, False)
s.setAttribute(
QWebEngineSettings.WebAttribute.LinksIncludedInFocusChain, False)
create_profile.ans = ans
return ans
