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     prevPatternsInput = document.querySelector('setting[pref="extensions.VimFx.prev_patterns"]')
  17     nextPatternsInput = document.querySelector('setting[pref="extensions.VimFx.next_patterns"]')
  18
  19     customizeButton = document.getElementById('customizeButton')
  20     injectHelp = help.injectHelp.bind(undefined, document, commands)
  21
  22     switch topic
  23       when 'addon-options-displayed'
  24         hintCharsInput.addEventListener('change', filterChars, false)
  25         blacklistInput.addEventListener('change', utils.updateBlacklist, false)
  26         prevPatternsInput.addEventListener('change', validatePatterns, false)
  27         nextPatternsInput.addEventListener('change', validatePatterns, false)
  28         customizeButton.addEventListener('command', injectHelp, false)
  29
  30       when 'addon-options-hidden'
  31         hintCharsInput.removeEventListener('change', filterChars, false)
  32         blacklistInput.removeEventListener('change', utils.updateBlacklist, false)
  33         prevPatternsInput.addEventListener('change', validatePatterns, false)
  34         nextPatternsInput.addEventListener('change', validatePatterns, false)
  35         customizeButton.removeEventListener('command', injectHelp, false)
  36
  37 filterChars = (event) ->
  38   input = event.target
  39   input.value = utils.removeDuplicateCharacters(input.value).replace(/\s/g, '')
  40   input.valueToPreference()
  41
  42 validatePatterns = (event) ->
  43   input = event.target
  44   input.value = input.value.split(',')
  45                     .map((pattern) -> pattern.trim())
  46                     .filter((pattern) -> pattern != '')
  47                     .join(',')
  48   input.valueToPreference()
  49
  50 observe = ->
  51   Services.obs.addObserver(observer, 'addon-options-displayed', false)
  52   Services.obs.addObserver(observer, 'addon-options-hidden',    false)
  53
  54   unload ->
  55     Services.obs.removeObserver(observer, 'addon-options-displayed')
  56     Services.obs.removeObserver(observer, 'addon-options-hidden')
  57
  58 exports.observe = observe