gitlab-org--gitlab-foss/app/assets/javascripts/zen_mode.js.coffee
2015-06-02 20:32:07 -04:00

54 lines
1.6 KiB
CoffeeScript

#= require dropzone
#= require mousetrap
#= require mousetrap/pause
class @ZenMode
constructor: ->
@active_zen_area = null
@active_checkbox = null
@scroll_position = 0
$(window).scroll =>
if not @active_checkbox
@scroll_position = window.pageYOffset
$('body').on 'click', '.zen-enter-link', (e) =>
e.preventDefault()
$(e.currentTarget).closest('.zennable').find('.zen-toggle-comment').prop('checked', true).change()
$('body').on 'click', '.zen-leave-link', (e) =>
e.preventDefault()
$(e.currentTarget).closest('.zennable').find('.zen-toggle-comment').prop('checked', false).change()
$('body').on 'change', '.zen-toggle-comment', (e) =>
checkbox = e.currentTarget
if checkbox.checked
# Disable other keyboard shortcuts in ZEN mode
Mousetrap.pause()
@updateActiveZenArea(checkbox)
else
@exitZenMode()
$(document).on 'keydown', (e) =>
if e.keyCode is 27 # Esc
@exitZenMode()
e.preventDefault()
updateActiveZenArea: (checkbox) =>
@active_checkbox = $(checkbox)
@active_checkbox.prop('checked', true)
@active_zen_area = @active_checkbox.parent().find('textarea')
@active_zen_area.focus()
exitZenMode: =>
if @active_zen_area isnt null
Mousetrap.unpause()
@active_checkbox.prop('checked', false)
@active_zen_area = null
@active_checkbox = null
@restoreScroll(@scroll_position)
# Enable dropzone when leaving ZEN mode
Dropzone.forElement('.div-dropzone').enable()
restoreScroll: (y) ->
window.scrollTo(window.pageXOffset, y)