file_server.py 文件源码

def __init__(self, parent, default=None):
        super(PathItem, self).__init__(parent)

        self.on_remove = lambda _: None
        self.on_path_changed = lambda *_: None

        self._remove_button = make_icon_button('remove', 'Remove this path', self,
                                               on_clicked=lambda: self.on_remove(self))

        completer = QCompleter(self)
        completer.setModel(QDirModel(completer))

        self._path_bar = CommitableComboBoxWithHistory(self)
        if default:
            self._path_bar.setCurrentText(default)
        self._path_bar.setCompleter(completer)
        self._path_bar.setAcceptDrops(True)
        self._path_bar.setToolTip('Lookup path for file services; should point either to a file or to a directory')
        self._path_bar.currentTextChanged.connect(self._on_path_changed)

        self._select_file_button = make_icon_button('file-o', 'Specify file path', self,
                                                    on_clicked=self._on_select_path_file)

        self._select_dir_button = make_icon_button('folder-open-o', 'Specify directory path', self,
                                                   on_clicked=self._on_select_path_directory)

        self._hit_count_label = LabelWithIcon(get_icon('upload'), '0', self)
        self._hit_count_label.setToolTip('Hit count')

        layout = QHBoxLayout(self)
        layout.setContentsMargins(0, 0, 0, 0)
        layout.addWidget(self._remove_button)
        layout.addWidget(self._path_bar, 1)
        layout.addWidget(self._select_file_button)
        layout.addWidget(self._select_dir_button)
        layout.addWidget(self._hit_count_label)
        self.setLayout(layout)