packages/button.coffee

   1 { getPref
   2 , setPref } = require 'prefs'
   3
   4 positions = {}
   5
   6 persist = (document, toolbar, buttonID, beforeID) ->
   7   currentset = tb.getAttribute('currentset').split(',')
   8   idx = if beforeID then currentset.indexOf(beforeID) else -1;
   9   if idx != -1
  10     currentset.splice(idx, 0, buttonID);
  11   else
  12     currentset.push(buttonID);
  13
  14   toolbar.setAttribute "currentset", currentset.join(",")
  15   document.persist toolbar.id, "currentset"
  16   return [currentset, idx]
  17
  18 setButtonDefaultPosition = (buttonId, toolbarId, beforeId) ->
  19   positions[buttonId] = [toolbarId, beforeId]
  20
  21 restorePosition = (doc, button) ->
  22   $ = (sel, all) -> doc[if all then "querySelectorAll" else "getElementById"](sel)
  23
  24   ($("navigator-toolbox") || $("mail-toolbox")).palette.appendChild(button)
  25
  26   for tb in $("toolbar", true)
  27     currentset = tb.getAttribute('currentset').split(',')
  28     idx = currentset.indexOf button.id
  29     if idx > -1
  30       toolbar = tb
  31       break
  32
  33   # Saved position not found, using the default one, after persisting it
  34   if !toolbar and (button.id in Object.keys(positions))
  35     [tbID, beforeID] = positions[button.id];
  36     toolbar = $(tbID)
  37     [currentset, idx] = persist(doc, toolbar, button.id, beforeID)
  38
  39   if toolbar
  40     if idx > -1
  41       # Inserting the button before the first item in `currentset`
  42       # after `idx` that is present in the document
  43       for i in [idx + 1 ... currentset.length]
  44         if before = $(currentset[i])
  45           toolbar.insertItem button.id, before
  46           return;
  47
  48     toolbar.insertItem button.id
  49
  50 iconUrl = do ->
  51   icon_normal = getResourceURI('resources/icon16.png').spec
  52   icon_grey   = getResourceURI('resources/icon16-grey.png').spec
  53
  54   return (disabled) -> "url(#{ if disabled then icon_grey else icon_normal })"
  55
  56 addToolbarButton = (window) ->
  57   buttonId = getPref 'button_id'
  58   disabled = getPref 'disabled'
  59
  60   doc = window.document
  61   button = doc.createElement 'toolbarbutton'
  62   button.setAttribute 'id', buttonId
  63   button.setAttribute 'type', 'checkbox'
  64   button.setAttribute 'label', 'Vim for Firefox'
  65   button.setAttribute 'class', 'toolbarbutton-1 chromeclass-toolbar-additional'
  66   button.setAttribute 'tooltiptext', 'Enable/Disable VimFx'
  67   button.checked = disabled
  68   button.style.listStyleImage = iconUrl(disabled)
  69
  70   onButtonCommand = (event) ->
  71     dis = button.checked
  72     setPref 'disabled', dis
  73     button.style.listStyleImage = iconUrl(dis)
  74
  75   button.addEventListener 'command', onButtonCommand, false
  76
  77
  78   restorePosition doc, button, 'nav-bar', 'bookmarks-menu-button-container'
  79
  80   unload -> button.parentNode.removeChild button
  81
  82 exports.addToolbarButton          = addToolbarButton
  83 exports.setButtonDefaultPosition  = setButtonDefaultPosition