def pixmap_to_data(pixmap, format='PNG'):
'''
Return the QPixmap pixmap as a string saved in the specified format.
'''
ba = QByteArray()
buf = QBuffer(ba)
buf.open(QIODeviceBase.OpenModeFlag.WriteOnly)
pixmap.save(buf, format)
return bytes(ba.data())
def get_welcome_html():
if not hasattr(get_welcome_html, 'html'):
d = get_data('welcome.html').decode('utf-8')
ic = get_data('images/vise.svg')
d = d.replace('VISE_ICON', 'data:image/svg+xml;base64,' + base64.standard_b64encode(ic).decode('ascii'))
get_welcome_html.html = QByteArray(d.encode('utf-8'))
return get_welcome_html.html
def serialize(obj: _QtSerializable) -> QByteArray:
"""Serialize an object into a QByteArray."""
data = QByteArray()
stream = QDataStream(data, QIODevice.OpenModeFlag.WriteOnly)
check_dstream(stream)
stream << obj # type: ignore[operator]
check_dstream(stream)
return data
def getInitialSettings(self):
"""Get initial settings of the application using QSettings upon startup."""
position = self.settings.value("position", QPoint(200, 0))
size = self.settings.value("size", QSize(800, 500))
self.is_delete_checked = self.settings.value("delete_images", type=bool)
# restoreState() is used here to restore the image_preview_dock widget
self.restoreState(self.settings.value("window_state", bytes(QByteArray())))
self.resize(size)
self.move(position)
return self.is_delete_checked
def filename_icon_data(encoded_file_name):
return QByteArray(icon_data_for_filename(unhexlify(encoded_file_name).decode('utf-8'), size=64) or get_data('images/blank.png'))
def get_downloads_html():
if not hasattr(get_downloads_html, 'html'):
get_downloads_html.html = QByteArray(get_data('downloads.html').decode('utf-8').replace('_TITLE_', _('Downloads')).encode('utf-8'))
return get_downloads_html.html