Class: History

Help4.History(params)

History handler.

Constructor

new History(params)

Parameters:
Name Type Description
params Help4.History.Params
Source:

Extends

Methods

(protected) ____defineStaticProperties()

auto define all to be cleaned properties
Overrides:
Source:
Throws:
Error

(protected) ____getClassConfig() → {Help4.jscore.Base.Params}

Overrides:
Source:
Returns:
Type
Help4.jscore.Base.Params

(protected) ____mergeDerivedParam(level0, type, value)

Parameters:
Name Type Description
level0 Help4.jscore.Base.Params
type string
value *
Overrides:
Source:
Throws:
Error

(protected) ____mergeDerivedParams(level0, level1)

Parameters:
Name Type Description
level0 Help4.jscore.Base.Params
level1 Help4.jscore.Base.Params
Overrides:
Source:
Throws:
Error

(protected) ____resolveDerivedParams(classConfig)

Parameters:
Name Type Description
classConfig Help4.jscore.Base.Params
Overrides:
Source:

(protected) _destroyControl(…keys)

destroys class properties
Parameters:
Name Type Attributes Description
keys string <repeatable>
Overrides:
Source:

(protected) _fireEvent(event) → {Help4.jscore.Base}

fires an event that can be observed from outside
Parameters:
Name Type Description
event Object the event to be fired
Overrides:
Source:
Returns:
Type
Help4.jscore.Base

(async, protected) _fireEvent2(event) → {Promise.<Array.<Help4.EmbeddedEvent.EventResponse>>}

fires an event that can be observed from outside
Parameters:
Name Type Description
event Object the event to be fired
Overrides:
Source:
Returns:
Type
Promise.<Array.<Help4.EmbeddedEvent.EventResponse>>

(protected) _fireEventSync(event) → {Array.<Help4.EmbeddedEvent.EventResponse>}

fires an event that can be observed from outside
Parameters:
Name Type Description
event Object the event to be fired
Overrides:
Source:
Returns:
Type
Array.<Help4.EmbeddedEvent.EventResponse>

addListener(eventType, listener) → {Help4.jscore.Base}

add an event listener
Parameters:
Name Type Description
eventType string | Array.<string> event type to be observed
listener Help4.EmbeddedEvent.Listener the callback function
Overrides:
Source:
Returns:
Type
Help4.jscore.Base

addListenerSync(eventType, listener) → {Help4.jscore.Base}

add an event listener
Parameters:
Name Type Description
eventType string | Array.<string> event type to be observed
listener Help4.EmbeddedEvent.Listener the callback function
Overrides:
Source:
Returns:
Type
Help4.jscore.Base

clean() → {Help4.History}

Source:
Returns:
Type
Help4.History

count() → {number}

Source:
Returns:
Type
number

deserialize(data) → {Help4.History}

Parameters:
Name Type Description
data string
Source:
Returns:
Type
Help4.History

destroy()

destroy instance
Overrides:
Source:

forelast() → {*}

Source:
Returns:
Type
*

isDestroyed() → {boolean}

whether instance is destroyed
Overrides:
Source:
Returns:
Type
boolean

last() → {*}

Source:
Returns:
Type
*

pop() → {Help4.History}

Source:
Returns:
Type
Help4.History

push(item) → {Help4.History}

Parameters:
Name Type Description
item *
Source:
Returns:
Type
Help4.History

removeListener(eventType, listener) → {Help4.jscore.Base}

remove an event listener
Parameters:
Name Type Description
eventType string | Array.<string>
listener Help4.EmbeddedEvent.Listener
Overrides:
Source:
Returns:
Type
Help4.jscore.Base

serialize() → {string}

Source:
Returns:
Type
string

Type Definitions

Params

Type:
  • Object
Properties:
Name Type Attributes Default Description
data Array.<*> <optional>
 []
Source: