extension/packages/vim.coffee

   1 utils = require 'utils'
   2
   3 commands = require 'commands'
   4
   5 { getPref
   6 , isCommandDisabled
   7 } = require 'prefs'
   8
   9 MODE_NORMAL = 1
  10 MODE_HINTS  = 2
  11
  12 class Vim
  13   @findStr = ''
  14
  15   constructor: (@window) ->
  16     @mode       = MODE_NORMAL
  17     @keys       = []
  18     @lastKeyStr = null
  19     @markers    = undefined
  20     @cb         = undefined
  21     @findRng    = null
  22     @suppress   = false
  23
  24     Object.defineProperty(this, 'findStr',
  25       get: -> return Vim.findStr
  26       set: (value) -> Vim.findStr = value
  27     )
  28
  29   enterHintsMode: (@markers, @cb) ->
  30     @mode = MODE_HINTS
  31
  32   # TODO: This function should probably remove
  33   # hint markers (if they are present) as well
  34   enterNormalMode: ->
  35     @mode = MODE_NORMAL
  36     @markers = @cb = undefined
  37
  38   handleKeyDown: (event, keyStr) ->
  39     @suppress = true
  40     if @mode == MODE_NORMAL || keyStr == 'Esc'
  41       @keys.push(keyStr)
  42       @lastKeyStr = keyStr
  43       if command = commands.findCommand(@keys)
  44         command.func(@)
  45         return command.name != 'Esc'
  46       else if commands.maybeCommand(@keys)
  47         return true
  48       else
  49         @keys.length = 0
  50     else if @mode == MODE_HINTS and not (event.ctrlKey or event.metaKey)
  51       specialKeys = ['Shift-Space', 'Space', 'Backspace']
  52       if utils.getHintChars().search(utils.regexpEscape(keyStr)) > -1 or keyStr in specialKeys
  53         commands.hintCharHandler(@, keyStr)
  54         return true
  55
  56     @suppress = false
  57     @keys.length = 0
  58     return false
  59
  60   handleKeyPress: (event, keyStr) ->
  61     return @lastKeyStr != 'Esc' and @suppress
  62
  63   handleKeyUp: (event) ->
  64     sup = @suppress
  65     @suppress = false
  66     return @lastKeyStr != 'Esc' and sup
  67
  68 exports.Vim = Vim