extension/packages/mode-hints/mode-hints.coffee

   1 utils = require 'utils'
   2 hints = require 'mode-hints/hints'
   3
   4 exports.mode_hints =
   5   onEnter: (vim, storage, [ callback ]) ->
   6     markers = hints.injectHints(vim.window.document)
   7     if markers.length == 0
   8       vim.enterNormalMode()
   9       return
  10     storage.markers  = markers
  11     storage.callback = callback
  12
  13   # Processes the char, updates and hides/shows markers
  14   onInput: (vim, storage, keyStr, event) ->
  15     { markers, callback } = storage
  16
  17     switch keyStr
  18       when 'Space'
  19         hints.rotateOverlappingMarkers(markers, true)
  20       when 'Shift-Space'
  21         hints.rotateOverlappingMarkers(markers, false)
  22
  23       when 'Backspace'
  24         for marker in markers
  25           marker.deleteHintChar()
  26
  27       else
  28         return false if keyStr not in utils.getHintChars() or event.ctrlKey or event.metaKey
  29         for marker in markers
  30           marker.matchHintChar(keyStr)
  31
  32           if marker.isMatched()
  33             marker.reward() # Add element features to the bloom filter
  34             dontEnterNormalMode = callback(marker, markers)
  35             vim.enterNormalMode()  unless dontEnterNormalMode
  36             break
  37
  38     return true
  39
  40   onEnterNormalMode: (vim, storage) ->
  41     hints.removeHints(vim.window.document)
  42     storage.markers = storage.callback = undefined