extension/packages/hints.coffee

   1 CONTAINER_ID  = 'VimFxHintMarkerContainer'
   2
   3 { interfaces: Ci }  = Components
   4 HTMLDocument        = Ci.nsIDOMHTMLDocument
   5 { Marker }          = require 'marker'
   6
   7 getHintsContainer = (document) ->
   8   document.getElementById CONTAINER_ID
   9
  10 createHintsContainer = (document) ->
  11   container = document.createElement 'div'
  12   container.id = CONTAINER_ID
  13   container.className = 'VimFxReset'
  14   return container
  15
  16 injectHints = (document) ->
  17   removeHints document
  18
  19   if document instanceof HTMLDocument and document.documentElement
  20     markers = Marker.createMarkers document
  21
  22     container = createHintsContainer document
  23
  24     fragment = document.createDocumentFragment()
  25     for marker in markers
  26       fragment.appendChild marker.markerElement
  27
  28     container.appendChild fragment
  29
  30     document.documentElement.appendChild container
  31
  32     return markers
  33
  34 removeHints = (document, markers) ->
  35   if container = getHintsContainer document
  36     document.documentElement.removeChild container
  37
  38 handleHintChar = (markers, char) ->
  39
  40 exports.injectHints     = injectHints
  41 exports.removeHints     = removeHints
  42 exports.handleHintChar  = handleHintChar