extension/packages/button.coffee

   1 { getPref
   2 , setPref }      = require 'prefs'
   3 { injectHelp }   = require 'help'
   4 { commandsHelp } = require 'commands'
   5 utils            = require 'utils'
   6 { unload }       = require 'unload'
   7 { _ }            = require 'l10n'
   8
   9 KEYSET_ID             = 'vimfx-keyset'
  10 BUTTON_ID             = 'vimfx-toolbar-button'
  11 KEY_ID                = 'vimfx-key'
  12 MENUPOPUP_ID          = 'vimfx-menupopup'
  13 MENU_ITEM_PREF        = 'vimfx-menu-item-preferences'
  14 MENU_ITEM_HELP        = 'vimfx-menu-item-help'
  15 TEXTBOX_BLACKLIST_ID  = 'vimfx-textbox-blacklist-id'
  16 BUTTON_BLACKLIST_ID   = 'vimfx-button-blacklist-id'
  17
  18 $ = (doc, sel) -> doc.getElementById(sel)
  19 $$ = (doc, sel) -> doc.querySelectorAll(sel)
  20
  21 positions = {}
  22
  23 setButtonInstallPosition = (toolbarId, beforeId) ->
  24   positions[BUTTON_ID] = [toolbarId, beforeId]
  25
  26 persist = (document, toolbar, buttonId, beforeId) ->
  27   currentset = toolbar.currentSet.split(',')
  28   idx = if beforeId then currentset.indexOf(beforeId) else -1
  29   if idx != -1
  30     currentset.splice(idx, 0, buttonId)
  31   else
  32     currentset.push(buttonId)
  33
  34   toolbar.setAttribute('currentset', currentset.join(','))
  35   document.persist(toolbar.id, 'currentset')
  36   return [currentset, idx]
  37
  38 restorePosition = (doc, button) ->
  39   $(doc, 'navigator-toolbox').palette.appendChild(button)
  40
  41   for tb in $$(doc, 'toolbar')
  42     currentset = tb.getAttribute('currentset').split(',')
  43     idx = currentset.indexOf(button.id)
  44     if idx != -1
  45       toolbar = tb
  46       break
  47
  48   # Saved position not found, using the default one, after persisting it
  49   if !toolbar and pos = positions[button.id]
  50     [tbID, beforeId] = pos
  51     if toolbar = $(doc, tbID)
  52       [currentset, idx] = persist(doc, toolbar, button.id, beforeId)
  53
  54   if toolbar and idx != -1
  55     # Inserting the button before the first item in `currentset`
  56     # after `idx` that is present in the document
  57     for i in [idx + 1 ... currentset.length]
  58       if before = $(doc, currentset[i])
  59         toolbar.insertItem(button.id, before)
  60         return
  61
  62     toolbar.insertItem(button.id)
  63
  64 iconUrl = do ->
  65   kinds =
  66     normal:    utils.getResourceURI('resources/icon16.png').spec
  67     grey:      utils.getResourceURI('resources/icon16-grey.png').spec
  68     red:       utils.getResourceURI('resources/icon16-red.png').spec
  69     blacklist: utils.getResourceURI('resources/icon16-blacklist.png').spec
  70
  71   return (kind) -> "url(#{ kinds[kind] })"
  72
  73
  74 createMenupopup = (window) ->
  75   doc = window.document
  76
  77   blacklistTextbox = doc.createElement('textbox')
  78   blacklistTextbox.id = TEXTBOX_BLACKLIST_ID
  79   blacklistButton = doc.createElement('toolbarbutton')
  80   blacklistButton.id = BUTTON_BLACKLIST_ID
  81   blacklistButton.setAttribute('tooltiptext', _('item_blacklist_button_tooltip'))
  82   blacklistButton.setAttribute('class', 'toolbarbutton-1')
  83   blacklistButton.style.listStyleImage = iconUrl('blacklist')
  84   hbox = doc.createElement('hbox')
  85   hbox.appendChild(blacklistTextbox)
  86   hbox.appendChild(blacklistButton)
  87
  88   itemPreferences = doc.createElement('menuitem')
  89   itemPreferences.id = MENU_ITEM_PREF
  90   itemPreferences.setAttribute('label', _('item_preferences'))
  91
  92   itemHelp = doc.createElement('menuitem')
  93   itemHelp.id = MENU_ITEM_HELP
  94   itemHelp.setAttribute('label', _('item_help'))
  95
  96   menupopup = doc.createElement('menupopup')
  97   menupopup.id = MENUPOPUP_ID
  98   menupopup.setAttribute('ignorekeys', true)
  99   menupopup.appendChild(hbox)
 100   menupopup.appendChild(itemPreferences)
 101   menupopup.appendChild(itemHelp)
 102
 103   onPopupShowing = (event) ->
 104     if tabWindow = window.gBrowser.selectedTab.linkedBrowser.contentWindow
 105       blacklistTextbox.value = "*#{ tabWindow.location.host }*"
 106
 107   onBlacklistButtonCommand = (event) ->
 108     blackList = getPref('black_list')
 109     blackList += ', ' if blackList.length > 0
 110     blackList += blacklistTextbox.value
 111
 112     setPref('black_list', blackList)
 113     menupopup.hidePopup()
 114
 115     if tabWindow = window.gBrowser.selectedTab.linkedBrowser.contentWindow
 116       tabWindow.location.reload(false)
 117
 118     event.stopPropagation()
 119
 120   onPreferencesCommand = (event) ->
 121     id = encodeURIComponent(getPref('addon_id'))
 122     window.BrowserOpenAddonsMgr("addons://detail/#{ id }/preferences")
 123
 124     event.stopPropagation()
 125
 126   onHelpCommand = (event) ->
 127     if tabWindow = window.gBrowser.selectedTab.linkedBrowser.contentWindow
 128       injectHelp(tabWindow.document, commandsHelp)
 129
 130     event.stopPropagation()
 131
 132   menupopup.addEventListener        'popupshowing', onPopupShowing,           false
 133   blacklistButton.addEventListener  'command',      onBlacklistButtonCommand, false
 134   itemPreferences.addEventListener  'command',      onPreferencesCommand,     false
 135   itemHelp.addEventListener         'command',      onHelpCommand,            false
 136
 137   return menupopup
 138
 139 createButton = (window) ->
 140   doc = window.document
 141
 142   button = doc.createElement('toolbarbutton')
 143   button.setAttribute('id', BUTTON_ID)
 144   button.setAttribute('type', 'menu-button')
 145   button.setAttribute('label', 'VimFx')
 146   button.setAttribute('class', 'toolbarbutton-1')
 147
 148   # Create and install event listeners
 149   onButtonCommand = (event) ->
 150     # Change disabled state value which is stored in Prefs
 151     setPref('disabled', not getPref 'disabled')
 152     updateToolbarButton(button)
 153
 154     event.stopPropagation()
 155
 156   button.addEventListener('command', onButtonCommand, false)
 157
 158   menupopup = createMenupopup(window)
 159   button.appendChild(menupopup)
 160
 161   vimkey = doc.createElement('key')
 162   vimkey.setAttribute('id', KEY_ID)
 163   vimkey.setAttribute('key', 'V')
 164   vimkey.setAttribute('modifiers', 'shift,alt')
 165   vimkey.setAttribute('oncommand', 'void(0);')
 166   vimkey.addEventListener('command', onButtonCommand, false)
 167
 168   keyset = doc.createElement('keyset')
 169   keyset.setAttribute('id', KEYSET_ID)
 170   keyset.appendChild(vimkey)
 171
 172   return [button, keyset]
 173
 174 addToolbarButton = (window) ->
 175   doc = window.document
 176   win = doc.querySelector('window')
 177
 178   [button, keyset] = createButton(window)
 179   updateToolbarButton(button)
 180
 181   restorePosition(doc, button)
 182   win.appendChild(keyset)
 183
 184   unload ->
 185     if buttonParent = button.parentNode
 186       buttonParent.removeChild(button)
 187     if keysetParent = keyset.parentNode
 188       keysetParent.removeChild(keyset)
 189     $(doc, 'navigator-toolbox').palette.removeChild(button)
 190
 191 updateToolbarButton = (button) ->
 192   if getPref('disabled')
 193     button.style.listStyleImage = iconUrl('grey')
 194     button.setAttribute('tooltiptext', _('button_tooltip_disabled'))
 195   else if button['VimFx_blacklisted']
 196     button.style.listStyleImage = iconUrl('red')
 197     button.setAttribute('tooltiptext', _('button_tooltip_blacklisted'))
 198   else
 199     button.style.listStyleImage = iconUrl('normal')
 200     button.setAttribute('tooltiptext', _('button_tooltip_enabled'))
 201
 202 setWindowBlacklisted = (window, blacklisted) ->
 203   if button = $(window.document, BUTTON_ID)
 204     button['VimFx_blacklisted'] = blacklisted
 205     updateToolbarButton(button)
 206
 207 exports.addToolbarButton         = addToolbarButton
 208 exports.setWindowBlacklisted     = setWindowBlacklisted
 209 exports.setButtonInstallPosition = setButtonInstallPosition