def setup_ui(self): from calibre.ebooks.oeb.polish.images import get_compressible_images self.setWindowIcon(QIcon(I('compress-image.png'))) self.h = h = QHBoxLayout(self) self.images = i = QListWidget(self) h.addWidget(i) self.l = l = QVBoxLayout() h.addLayout(l) c = current_container() for name in sorted(get_compressible_images(c), key=numeric_sort_key): x = QListWidgetItem(name, i) x.setData(Qt.ItemDataRole.UserRole, c.filesize(name)) i.setSelectionMode(QAbstractItemView.SelectionMode.ExtendedSelection) i.setMinimumHeight(350), i.setMinimumWidth(350) i.selectAll(), i.setSpacing(5) self.delegate = ImageItemDelegate(self) i.setItemDelegate(self.delegate) self.la = la = QLabel( _('You can compress the images in this book losslessly, reducing the file size of the book,' ' without affecting image quality. Typically image size is reduced by 5 - 15%.' )) la.setWordWrap(True) la.setMinimumWidth(250) l.addWidget(la), l.addSpacing(30) self.enable_lossy = el = QCheckBox( _('Enable &lossy compression of JPEG images')) el.setToolTip( _('This allows you to change the quality factor used for JPEG images.\nBy lowering' ' the quality you can greatly reduce file size, at the expense of the image looking blurred.' )) l.addWidget(el) self.h2 = h = QHBoxLayout() l.addLayout(h) self.jq = jq = QSpinBox(self) jq.setMinimum(0), jq.setMaximum(100), jq.setValue( tprefs.get('jpeg_compression_quality_for_lossless_compression', 80)), jq.setEnabled(False) jq.setToolTip( _('The compression quality, 1 is high compression, 100 is low compression.\nImage' ' quality is inversely correlated with compression quality.')) jq.valueChanged.connect(self.save_compression_quality) el.toggled.connect(jq.setEnabled) self.jql = la = QLabel(_('Compression &quality:')) la.setBuddy(jq) h.addWidget(la), h.addWidget(jq) l.addStretch(10) l.addWidget(self.bb)
def setup_ui(self): from calibre.ebooks.oeb.polish.images import get_compressible_images self.setWindowIcon(QIcon(I('compress-image.png'))) self.h = h = QHBoxLayout(self) self.images = i = QListWidget(self) h.addWidget(i) self.l = l = QVBoxLayout() h.addLayout(l) c = current_container() for name in sorted(get_compressible_images(c), key=numeric_sort_key): x = QListWidgetItem(name, i) x.setData(Qt.UserRole, c.filesize(name)) i.setSelectionMode(i.ExtendedSelection) i.setMinimumHeight(500), i.setMinimumWidth(350) i.selectAll(), i.setSpacing(5) self.delegate = ImageItemDelegate(self) i.setItemDelegate(self.delegate) self.la = la = QLabel(_( 'You can compress the images in this book losslessly, reducing the file size of the book,' ' without affecting image quality. Typically image size is reduced by 5 - 15%.')) la.setWordWrap(True) la.setMinimumWidth(250) l.addWidget(la), l.addSpacing(30) self.enable_lossy = el = QCheckBox(_('Enable &lossy compression of JPEG images')) el.setToolTip(_('This allows you to change the quality factor used for JPEG images.\nBy lowering' ' the quality you can greatly reduce file size, at the expense of the image looking blurred.')) l.addWidget(el) self.h2 = h = QHBoxLayout() l.addLayout(h) self.jq = jq = QSpinBox(self) jq.setMinimum(0), jq.setMaximum(100), jq.setValue(tprefs.get('jpeg_compression_quality_for_lossless_compression', 80)), jq.setEnabled(False) jq.setToolTip(_('The compression quality, 1 is high compression, 100 is low compression.\nImage' ' quality is inversely correlated with compression quality.')) jq.valueChanged.connect(self.save_compression_quality) el.toggled.connect(jq.setEnabled) self.jql = la = QLabel(_('Compression &quality:')) la.setBuddy(jq) h.addWidget(la), h.addWidget(jq) l.addStretch(10) l.addWidget(self.bb)