def diff_metadata(self): dialog = QtWidgets.QDialog(parent=self) dialog.setWindowTitle(translate('ImageList', 'Metadata differences')) dialog.setLayout(QtWidgets.QVBoxLayout()) table = TableWidget() table.setSizePolicy(QtWidgets.QSizePolicy.Expanding, QtWidgets.QSizePolicy.Expanding) table.setColumnCount(3) table.setHorizontalHeaderLabels([ translate('ImageList', 'new value'), translate('ImageList', 'undo'), translate('ImageList', 'old value') ]) labels = [] row = 0 undo = {} new_md = self.metadata old_md = Metadata(self.path) for key in ('title', 'description', 'keywords', 'rating', 'copyright', 'creator', 'date_taken', 'date_digitised', 'date_modified', 'orientation', 'lens_model', 'lens_make', 'lens_serial', 'lens_spec', 'focal_length', 'focal_length_35', 'aperture', 'latlong', 'altitude', 'location_taken', 'location_shown', 'thumbnail'): values = getattr(new_md, key), getattr(old_md, key) if values[0] == values[1]: continue table.setRowCount(row + 1) for n, value in enumerate(values): if not value: value = '' elif isinstance(value, MultiString): value = '\n'.join(value) else: value = six.text_type(value) item = QtWidgets.QTableWidgetItem(value) table.setItem(row, n * 2, item) undo[key] = QtWidgets.QTableWidgetItem() undo[key].setFlags(undo[key].flags() | Qt.ItemIsUserCheckable) undo[key].setCheckState(False) table.setItem(row, 1, undo[key]) labels.append(key) row += 1 table.setVerticalHeaderLabels(labels) table.resizeColumnsToContents() table.resizeRowsToContents() dialog.layout().addWidget(table) button_box = QtWidgets.QDialogButtonBox( QtWidgets.QDialogButtonBox.Ok | QtWidgets.QDialogButtonBox.Cancel) button_box.accepted.connect(dialog.accept) button_box.rejected.connect(dialog.reject) dialog.layout().addWidget(button_box) if dialog.exec_() != QtWidgets.QDialog.Accepted: return changed = False dirty = False for key, widget in undo.items(): if widget.checkState() == Qt.Checked: setattr(new_md, key, getattr(old_md, key)) changed = True else: dirty = True if not dirty: self.reload_metadata() elif changed: self.image_list.emit_selection()
def diff_selected_metadata(self): dialog = QtWidgets.QDialog(parent=self) dialog.setLayout(QtWidgets.QVBoxLayout()) dialog.setFixedSize(min(800, self.window().width()), min(400, self.window().height())) table = QtWidgets.QTableWidget() table.setColumnCount(3) table.setHorizontalHeaderLabels([ translate('ImageList', 'new value'), translate('ImageList', 'undo'), translate('ImageList', 'old value') ]) table.horizontalHeader().setSectionResizeMode( 0, QtWidgets.QHeaderView.Stretch) table.horizontalHeader().setSectionResizeMode( 2, QtWidgets.QHeaderView.Stretch) dialog.layout().addWidget(table) button_box = QtWidgets.QDialogButtonBox( QtWidgets.QDialogButtonBox.Ok | QtWidgets.QDialogButtonBox.Cancel) button_box.accepted.connect(dialog.accept) button_box.rejected.connect(dialog.reject) dialog.layout().addWidget(button_box) changed = False position = None for image in self.get_selected_images(): if not image.metadata.changed(): continue dialog.setWindowTitle( translate('ImageList', 'Metadata differences: {}').format(image.name)) labels = [] row = 0 undo = {} table.clearContents() new_md = image.metadata old_md = Metadata(image.path) for key in ('title', 'description', 'keywords', 'rating', 'copyright', 'creator', 'date_taken', 'date_digitised', 'date_modified', 'orientation', 'camera_model', 'lens_model', 'lens_spec', 'focal_length', 'focal_length_35', 'aperture', 'latlong', 'altitude', 'location_taken', 'location_shown', 'thumbnail'): values = getattr(new_md, key), getattr(old_md, key) if values[0] == values[1]: continue values = [str(x or '') for x in values] table.setRowCount(row + 1) for n, value in enumerate(values): item = QtWidgets.QTableWidgetItem(value) table.setItem(row, n * 2, item) undo[key] = QtWidgets.QTableWidgetItem() undo[key].setFlags(undo[key].flags() | Qt.ItemIsUserCheckable) undo[key].setCheckState(Qt.Unchecked) table.setItem(row, 1, undo[key]) labels.append(key) row += 1 if not row: continue table.setVerticalHeaderLabels(labels) table.resizeColumnsToContents() table.resizeRowsToContents() if position: dialog.move(position) if dialog.exec_() != QtWidgets.QDialog.Accepted: return position = dialog.pos() undo_all = True for key, widget in undo.items(): if widget.checkState() == Qt.Checked: setattr(new_md, key, getattr(old_md, key)) changed = True else: undo_all = False if undo_all: image.reload_metadata() if changed: self.emit_selection()