extension/packages/find.coffee

   1 utils = require 'utils'
   2
   3 CONTAINER_ID = 'VimFxFindContainer'
   4
   5 # Create and inserts into DOM find controls and handlers
   6 injectFind = (document) ->
   7   # Clean up just in case...
   8   removeFind document
   9
  10   container = createFindContainer(document)
  11
  12   document.documentElement.appendChild container
  13
  14 # Removes find controls from DOM
  15 removeFind = (document) ->
  16   if div = document.getElementById CONTAINER_ID
  17     document.documentElement.removeChild div
  18
  19 setFindStr = (document, findStr) ->
  20   document = document
  21
  22   span = document.getElementById "VimFxFindSpan"
  23   span.textContent = "/#{ findStr }"
  24
  25 createFindContainer = (document) ->
  26   return utils.parseHTML document, """
  27     <div class="VimFxReset" id="#{ CONTAINER_ID }">
  28       <span class="VimFxReset" id="VimFxFindSpan">/</span>
  29     </div>
  30   """
  31
  32 find = (window, findStr, backwards=false) ->
  33   f = ->
  34     smartCase = findStr.toLowerCase() != findStr
  35
  36     return window.find \
  37       findStr,
  38       smartCase,  # Smart case sensitivity
  39       backwards,  # To avoid getting last search result in the beginning
  40       true,       # aWrapAround - Doesn't currently work as expected
  41       false,      # aWholeWord - Not implemented according to MDN
  42       true,       # aSearchInFrames - Hell yea, search in frames!
  43       false       # aShowDialog - No dialog please
  44
  45
  46   success =  false
  47
  48   # Perform find only if query string isn't empty to avoid find dialog pop up
  49   if findStr.length > 0
  50     # Wrap Around is broken... Therefore
  51     if not success = f()
  52       # If first search attemp has failed then
  53       # reset current selection and try again
  54       window.getSelection().removeAllRanges()
  55       success = f()
  56
  57   return success
  58
  59
  60 exports.injectFind = injectFind
  61 exports.removeFind = removeFind
  62 exports.setFindStr = setFindStr
  63 exports.find       = find