extension/packages/vim.coffee

   1 utils     = require 'utils'
   2 { modes } = require 'modes'
   3
   4 class Vim
   5   constructor: (@window) ->
   6     @rootWindow = utils.getRootWindow(@window) # For convenience.
   7     @storage = {}
   8     @lastInteraction = null
   9     @enterMode('normal')
  10
  11   enterMode: (mode, args...) ->
  12     # `args` is an array of arguments to be passed to the mode's `onEnter` method
  13
  14     if mode not of modes
  15       throw new Error("Not a valid VimFx mode to enter: #{ mode }")
  16
  17     if @mode != mode
  18       if @mode of modes
  19         modes[@mode].onLeave(@, @storage[@mode])
  20
  21       @mode = mode
  22
  23       modes[@mode].onEnter(@, @storage[@mode] ?= {}, args...)
  24
  25   onInput: (keyStr, event) ->
  26     suppress = modes[@mode]?.onInput(@, @storage[@mode], keyStr, event)
  27     return suppress
  28
  29 exports.Vim = Vim