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Python KeyBuffer.add方法代码示例

本文整理汇总了Python中ranger.ext.keybinding_parser.KeyBuffer.add方法的典型用法代码示例。如果您正苦于以下问题:Python KeyBuffer.add方法的具体用法?Python KeyBuffer.add怎么用?Python KeyBuffer.add使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在ranger.ext.keybinding_parser.KeyBuffer的用法示例。


在下文中一共展示了KeyBuffer.add方法的1个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的Python代码示例。

示例1: Environment

# 需要导入模块: from ranger.ext.keybinding_parser import KeyBuffer [as 别名]
# 或者: from ranger.ext.keybinding_parser.KeyBuffer import add [as 别名]
class Environment(SettingsAware, SignalDispatcher):
	"""
	A collection of data which is relevant for more than one class.
	"""

	cwd = None  # current directory
	copy = None
	cmd = None
	cut = None
	termsize = None
	history = None
	directories = None
	last_search = None
	pathway = None
	path = None

	def __init__(self, path):
		SignalDispatcher.__init__(self)
		self.path = abspath(expanduser(path))
		self._cf = None
		self.pathway = ()
		self.directories = {}
		self.keybuffer = KeyBuffer()
		self.keymaps = KeyMaps(self.keybuffer)
		self.copy = set()
		self.history = History(self.settings.max_history_size, unique=False)

		try:
			self.username = pwd.getpwuid(os.geteuid()).pw_name
		except:
			self.username = 'uid:' + str(os.geteuid())
		self.hostname = socket.gethostname()
		self.home_path = os.path.expanduser('~')

		self.signal_bind('move', self._set_cf_from_signal, priority=0.1,
				weak=True)

	def _set_cf_from_signal(self, signal):
		self._cf = signal.new

	def _set_cf(self, value):
		if value is not self._cf:
			previous = self._cf
			self.signal_emit('move', previous=previous, new=value)

	def _get_cf(self):
		return self._cf

	cf = property(_get_cf, _set_cf)

	def key_append(self, key):
		"""Append a key to the keybuffer"""

		# special keys:
		if key == curses.KEY_RESIZE:
			self.keybuffer.clear()

		self.keybuffer.add(key)

	def key_clear(self):
		"""Clear the keybuffer"""
		self.keybuffer.clear()

	def at_level(self, level):
		"""
		Returns the FileSystemObject at the given level.
		level >0 => previews
		level 0 => current file/directory
		level <0 => parent directories
		"""
		if level <= 0:
			try:
				return self.pathway[level - 1]
			except IndexError:
				return None
		else:
			directory = self.cf
			for i in range(level - 1):
				if directory is None:
					return None
				if directory.is_directory:
					directory = directory.pointed_obj
				else:
					return None
			try:
				return self.directories[directory.path]
			except AttributeError:
				return None
			except KeyError:
				return directory

	def garbage_collect(self, age, tabs):
		"""Delete unused directory objects"""
		for key in tuple(self.directories):
			value = self.directories[key]
			if age != -1:
				if not value.is_older_than(age) or value in self.pathway:
					continue
				if value in tabs.values():
					continue
#.........这里部分代码省略.........
开发者ID:benemal,项目名称:ranger,代码行数:103,代码来源:environment.py


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