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
  23     Object.defineProperty(this, 'findStr',
  24       get: -> return Vim.findStr
  25       set: (value) -> Vim.findStr = value
  26     )
  27
  28   enterHintsMode: (@markers, @cb) ->
  29     @mode = MODE_HINTS
  30
  31   # TODO: This function should probably remove
  32   # hint markers (if they are present) as well
  33   enterNormalMode: ->
  34     @mode = MODE_NORMAL
  35     @markers = @cb = undefined
  36
  37   handleKeyDown: (keyboardEvent, keyStr) ->
  38     if @mode == MODE_NORMAL || keyStr == 'Esc'
  39       result = commands.maybeCommand(@keys.concat([keyStr]))
  40     else if !keyboardEvent.ctrlKey and !keyboardEvent.metaKey
  41       if @mode == MODE_HINTS
  42         result = utils.getHintChars().search(utils.regexpEscape(keyStr)) > -1
  43
  44     if result
  45       @lastKeyStr = keyStr
  46       @keys.push keyStr
  47
  48     return result
  49
  50   handleKeyPress: (keyboardEvent) ->
  51     lastKeyStr = if @keys.length > 0 then @keys[@keys.length - 1] else undefined
  52     if @mode == MODE_NORMAL or lastKeyStr == 'Esc'
  53       if command = commands.findCommand(@keys)
  54         command.func(@)
  55         @keys.length = 0
  56         result = true
  57     else if !keyboardEvent.ctrlKey and !keyboardEvent.metaKey
  58       @keys.length = 0
  59       if @mode == MODE_HINTS
  60         commands.hintCharHandler(@, lastKeyStr, keyboardEvent.charCode)
  61         result = true
  62
  63     return result
  64
  65 exports.Vim = Vim