/
defaults.js
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/
defaults.js
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/*
knockback-defaults.js 0.18.2
(c) 2011-2013 Kevin Malakoff - http://kmalakoff.github.com/knockback/
License: MIT (http://www.opensource.org/licenses/mit-license.php)
Dependencies: Knockout.js, Backbone.js, and Underscore.js.
*/
(function() {
return (function(factory) {
if (typeof exports == 'object') {
module.exports = module.exports = factory.call(this, require);
} else if (typeof define == 'function' && define.amd) {
define(['require', 'underscore', 'backbone', 'knockout', 'knockback'], factory);
} else {
this.kb = factory.call(this, (typeof require !== 'undefined') ? require : undefined);
}
})(function(require) {// Generated by CoffeeScript 1.6.3
var kb, ko, _, _publishMethods, _unwrapObservable;
kb = this.kb || require('knockback');
_ = kb._;
ko = kb.ko;
_unwrapObservable = ko.utils.unwrapObservable;
/*
knockback_default_observable.js 0.18.2
(c) 2011-2013 Kevin Malakoff.
Knockback.DefaultObservable is freely distributable under the MIT license.
See the following for full license details:
https://github.com/kmalakoff/knockback/blob/master/LICENSE
*/
_publishMethods = kb._publishMethods;
kb.DefaultObservable = (function() {
function DefaultObservable(target_observable, dv) {
var observable,
_this = this;
this.dv = dv;
observable = kb.utils.wrappedObservable(this, ko.dependentObservable({
read: function() {
var current_target;
if ((current_target = _unwrapObservable(target_observable()))) {
return current_target;
} else {
return _unwrapObservable(_this.dv);
}
},
write: function(value) {
return target_observable(value);
}
}));
_publishMethods(observable, this, ['destroy', 'setToDefault']);
return observable;
}
DefaultObservable.prototype.destroy = function() {
return kb.utils.wrappedDestroy(this);
};
DefaultObservable.prototype.setToDefault = function() {
return kb.utils.wrappedObservable(this)(this.dv);
};
return DefaultObservable;
})();
kb.defaultObservable = function(target, default_value) {
return new kb.DefaultObservable(target, default_value);
};
/*
knockback-extensions.js (knockback-defaults)
(c) 2011-2013 Kevin Malakoff.
Knockback.js is freely distributable under the MIT license.
See the following for full license details:
https://github.com/kmalakoff/knockback/blob/master/LICENSE
Dependencies: Knockout.js, Backbone.js, and Underscore.js.
Optional dependency: Backbone.ModelRef.js.
*/
kb.Observable.prototype.setToDefault = function() {
var _ref;
if ((_ref = this.__kb_value) != null) {
if (typeof _ref.setToDefault === "function") {
_ref.setToDefault();
}
}
};
kb.ViewModel.prototype.setToDefault = function() {
var vm_key, _ref;
for (vm_key in this.__kb.vm_keys) {
if ((_ref = this[vm_key]) != null) {
if (typeof _ref.setToDefault === "function") {
_ref.setToDefault();
}
}
}
};
kb.utils.setToDefault = function(obj) {
var key, value;
if (!obj) {
return;
}
if (ko.isObservable(obj)) {
if (typeof obj.setToDefault === "function") {
obj.setToDefault();
}
} else if (_.isObject(obj)) {
for (key in obj) {
value = obj[key];
if (value && (ko.isObservable(value) || (typeof value !== 'function')) && ((key[0] !== '_') || key.search('__kb'))) {
this.setToDefault(value);
}
}
}
return obj;
};
; return kb;});
}).call(this);