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added support for Object.observe in supported browsers

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DadaMonad
2014-12-02 09:50:21 +00:00
parent d4bb2dc173
commit 9b582fc795
38 changed files with 741 additions and 82 deletions
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36
lib/Types/JsonTypes.coffee
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@@ -130,11 +130,12 @@ module.exports = (HB)->
super()
#
# Transform this to a Json and loose all the sharing-abilities (the new object will be a deep clone)!
# Transform this to a Json. If your browser supports Object.observe it will be transformed automatically when a change arrives.
# Otherwise you will loose all the sharing-abilities (the new object will be a deep clone)!
# @return {Json}
#
toJson: ()->
if not @bound_json?
if not @bound_json? or not Object.observe?
val = @val()
json = {}
for name, o of val
@@ -149,6 +150,37 @@ module.exports = (HB)->
else
json[name] = o
@bound_json = json
if Object.observe?
that = @
Object.observe @bound_json, (events)->
for event in events
if not event.changed_by? and (event.type is "add" or event.type = "update")
# this event is not created by Yatta.
that.val(event.name, event.object[event.name])
that.on 'change', (event_name, property_name, op)->
if this is that and op.creator isnt HB.getUserId()
notifier = Object.getNotifier(that.bound_json)
oldVal = that.bound_json[property_name]
if oldVal?
notifier.performChange 'update', ()->
that.bound_json[property_name] = that.val(property_name)
, that.bound_json
notifier.notify
object: that.bound_json
type: 'update'
name: property_name
oldValue: oldVal
changed_by: op.creator
else
notifier.performChange 'add', ()->
that.bound_json[property_name] = that.val(property_name)
, that.bound_json
notifier.notify
object: that.bound_json
type: 'add'
name: property_name
oldValue: oldVal
changed_by: op.creator
@bound_json
#