dired.py 文件源码

def run(self, view, path):
        window = self.view.window()
        groups = groups_on_preview(window)
        window.focus_group(groups[1])

        # Get directory preview view.
        preview_id = self.view.settings().get('preview_id')
        preview_view = first(window.views(), lambda v: v.id() == preview_id)


        if os.path.isfile(path):
            if preview_view :
                window.focus_view(preview_view)
                window.run_command('close_file')
            window.open_file(path, sublime.TRANSIENT)
            try :
                window.active_view().set_read_only(True)
                window.active_view().set_scratch(True)
            except :
                pass

        elif os.path.isdir(path):
            if not preview_view :
                show(window, path)
            else :
                show(window, path, view_id=preview_id)
            window.active_view().set_name("Preview: " +  window.active_view().name())
            self.view.settings().set('preview_id' , window.active_view().id())

        window.focus_group(groups[0])