mirror of
https://github.com/SELinuxProject/setools
synced 2025-05-04 17:19:32 +00:00
105 lines
3.2 KiB
Python
105 lines
3.2 KiB
Python
# Copyright 2016, Chris PeBenito <pebenito@ieee.org>
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#
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# SPDX-License-Identifier: LGPL-2.1-only
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#
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#
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import csv
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from PyQt5 import QtCore, QtGui, QtWidgets
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from .models import modelroles
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class SEToolsTableView(QtWidgets.QTableView):
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"""
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QTableView class extended for saving CSV files and context menu actions
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provided by the model.
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"""
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def contextMenuEvent(self, event: QtGui.QContextMenuEvent) -> None:
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menu = QtWidgets.QMenu(self)
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menu.setAttribute(QtCore.Qt.WidgetAttribute.WA_DeleteOnClose)
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# Add any actions provided by the model.
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index = self.indexAt(event.pos())
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if index.isValid():
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for action in self.model().data(index, modelroles.ContextMenuRole):
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action.setParent(menu)
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menu.addAction(action)
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menu.addSeparator()
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# Add the save to CSV action
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save_csv_action = QtWidgets.QAction("Save table to CSV...", self)
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save_csv_action.triggered.connect(self.choose_csv_save_location)
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menu.addAction(save_csv_action)
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menu.exec(event.globalPos())
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def copy(self) -> None:
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datamodel = self.model()
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selected_text = []
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current_row = None
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current_col = None
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prev_row = None
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prev_col = None
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for index in sorted(self.selectionModel().selectedIndexes()):
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current_row = index.row()
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current_col = index.column()
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if prev_row is not None and current_row != prev_row:
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selected_text.append('\n')
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elif prev_col is not None and current_col != prev_col:
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selected_text.append('\t')
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selected_text.append(datamodel.data(index, QtCore.Qt.ItemDataRole.DisplayRole))
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prev_row = current_row
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prev_col = current_col
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QtWidgets.QApplication.clipboard().setText("".join(selected_text))
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def cut(self) -> None:
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self.copy()
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def choose_csv_save_location(self) -> None:
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filename = QtWidgets.QFileDialog.getSaveFileName(
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self,
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"Save to CSV",
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"table.csv",
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"Comma Separated Values Spreadsheet (*.csv);;"
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"All Files (*)")[0]
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if filename:
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self.save_csv(filename)
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def save_csv(self, filename: str) -> None:
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"""Save the current table data to the specified CSV file."""
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datamodel = self.model()
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row_count = datamodel.rowCount()
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col_count = datamodel.columnCount()
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with open(filename, 'w') as fd:
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writer = csv.writer(fd, quoting=csv.QUOTE_MINIMAL)
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# write headers
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csv_row = []
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for col in range(col_count):
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csv_row.append(datamodel.headerData(col,
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QtCore.Qt.Orientation.Horizontal,
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QtCore.Qt.ItemDataRole.DisplayRole))
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writer.writerow(csv_row)
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# write data
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for row in range(row_count):
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csv_row = []
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for col in range(col_count):
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index = datamodel.index(row, col)
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csv_row.append(datamodel.data(index, QtCore.Qt.ItemDataRole.DisplayRole))
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writer.writerow(csv_row)
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