Sha256: f6a4fd52584344d3b2932d38d0a2397ff903f661faacee14160b4089307bfffe
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Versions: 24
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Contents
/*** = Description
** Defines a minimal +HValue+ responder interface.
** It's implemented by default by +HControl+.
***/
var//RSence.Foundation
HValueResponder = UtilMethods.extend({
/** = Description
* Binds an HValue compatible instance to the component's valueObj. Also
* calls +setValue+. It should not be called from user code, instead
* use the +HValue+ instance method +bind+.
*
* = Parameter
* +_aValueObj+:: The HValue instance object to bind.
*
* = Returns
* +self+
*
**/
setValueObj: function(_valueObj) {
this.valueObj = _valueObj;
this.setValue(_valueObj.value);
return this;
},
/** = Description
* Checks, if the value given as parameter differs from +value+.
*
* = Parameters
* +_value+:: The value to be tested.
*
* = Returns
* A boolean true (different) or false (same).
*
**/
valueDiffers: function(_value){
return (this.encodeObject(_value) !== this.encodeObject(this.value));
},
/** = Description
* Assigns the object a new value.
* Extend it, if your component needs to do validation of the new value.
* For +HControl+ instances, extend HControl#refreshValue to do something when
* the +value+ has been set.
*
* = Parameter
* +_value+:: The new value. Allowed values depend on the component type
* and other usage of the bound +HValue+ instance +self.valueObj+.
*
* = Returns
* +self+
*
**/
setValue: function(_value) {
if(_value !== undefined && this.valueObj && this.valueDiffers(_value)) {
var _valueManager = COMM.Values;
this.value = _value;
if( !~_valueManager._builtinTypeChr.indexOf( _valueManager.type(_value) ) ){
this.valueObj.set( _valueManager.clone( _value ) );
}
else {
this.valueObj.set( _value );
}
(this.refresh !== undefined) && (typeof this.refresh === 'function') && this.refresh();
}
return this;
}
});
Version data entries
24 entries across 24 versions & 1 rubygems