extension/packages/options.coffee

   1 utils        = require 'utils'
   2 { unload }   = require 'unload'
   3 { getPref }  = require 'prefs'
   4 help         = require 'help'
   5 { commands } = require 'commands'
   6 { unload }  = require 'unload'
   7 { getPref } = require 'prefs'
   8
   9 observer =
  10   observe: (document, topic, addon) ->
  11     return unless addon == getPref('addon_id')
  12
  13     hintCharsInput = document.querySelector('setting[pref="extensions.VimFx.hint_chars"]')
  14     blacklistInput = document.querySelector('setting[pref="extensions.VimFx.black_list"]')
  15
  16     customizeButton = document.getElementById('customizeButton')
  17     injectHelp = help.injectHelp.bind(undefined, document, commands)
  18
  19     switch topic
  20       when 'addon-options-displayed'
  21         hintCharsInput.addEventListener('change', filterChars, false)
  22         blacklistInput.addEventListener('change', validateBlacklist, false)
  23         customizeButton.addEventListener('command', injectHelp, false)
  24
  25       when 'addon-options-hidden'
  26         hintCharsInput.removeEventListener('change', filterChars, false)
  27         blacklistInput.removeEventListener('change', validateBlacklist, false)
  28         customizeButton.removeEventListener('command', injectHelp, false)
  29
  30 filterChars = (event) ->
  31   input = event.target
  32   input.value = utils.removeDuplicateCharacters(input.value).replace(/\s/g, '')
  33   input.valueToPreference()
  34
  35 validateBlacklist = (event) ->
  36   input = event.target
  37   utils.updateBlacklist()
  38
  39 observe = ->
  40   Services.obs.addObserver(observer, 'addon-options-displayed', false)
  41   Services.obs.addObserver(observer, 'addon-options-hidden',    false)
  42
  43   unload ->
  44     Services.obs.removeObserver(observer, 'addon-options-displayed')
  45     Services.obs.removeObserver(observer, 'addon-options-hidden')
  46
  47 exports.observe = observe