class MainWindow(QMainWindow):
def __init__(self, parent=None):
super().__init__(parent)
self.setWindowTitle('Direct tree')
self.model = QFileSystemModel()
self.model.setRootPath(QDir.rootPath())
self.tree = QTreeView()
self.tree.setModel(self.model)
self.tree.setRootIndex(self.model.index(os.getcwd()))
self.tree.doubleClicked.connect(self._on_double_clicked)
self.tree.setAnimated(False)
self.tree.setIndentation(20)
self.tree.setSortingEnabled(True)
self.textEdit = QTextEdit()
self.textEdit.setReadOnly(True)
splitter = QSplitter()
splitter.addWidget(self.tree)
splitter.addWidget(self.textEdit)
splitter.setSizes([50, 200])
self.setCentralWidget(splitter)
def _on_double_clicked(self, index):
file_name = self.model.filePath(index)
with open(file_name, encoding='utf-8') as f:
text = f.read()
self.textEdit.setPlainText(text)
