Methods
(inner) for creating child rosetta element instance(elemType)
Parameters:
| Name | Type | Description | 
|---|---|---|
elemType | 
            
            string | type of custom lement to be created | 
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(inner) for creating new rosetta element class()
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(inner) for destroy rosetta element instance()
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(inner) for event binding(eventName, listener, context, ifOnce)
Parameters:
| Name | Type | Description | 
|---|---|---|
eventName | 
            
            string | the name of the event | 
listener | 
            
            string | callback of the event | 
context | 
            
            object | the custom context when executing callback | 
ifOnce | 
            
            string | whether the callback will be executed once | 
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(inner) for event triggering(eventName)
Parameters:
| Name | Type | Description | 
|---|---|---|
eventName | 
            
            string | the name of the event | 
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(inner) for event triggering only once(eventName, listener, context)
Parameters:
| Name | Type | Description | 
|---|---|---|
eventName | 
            
            string | the name of the event | 
listener | 
            
            function | callback of the event | 
context | 
            
            object | the custom context when executing callback | 
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(inner) for event unbinding(eventName)
Parameters:
| Name | Type | Description | 
|---|---|---|
eventName | 
            
            string | the name of the event to be unbinded | 
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(inner) for update rosetta element instance properties and rerendering UI(opts)
Parameters:
| Name | Type | Description | 
|---|---|---|
opts | 
            
            object | new value of properties for updating | 
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