EventHandler
Provides functionality to add, remove, clear, and trigger events attached to a HTML element.
Methods
add
Adds an event listener to the specified DOM element.
| Parameter | Type | Description |
|---|---|---|
| element | HTMLElement Document | The HTML element to add the event listener to. |
| eventName | String | The name of the event. |
| listener | Function | Specifies the function to run when the event is called. |
| bindTo (optional) | Object | Specifies an object that will bind “this” variable in the event handler. |
| debounceInterval (optional) | Number | Specifies the interval to wait until the event is triggered. |
Returns: Void
clear
Clears all attached event listeners from the specified DOM element.
| Parameter | Type | Description |
|---|---|---|
| element | HTMLElement Document | The HTML element to clear all event listeners from. |
Returns: Void
remove
Removes the specified event listener on the given DOM element.
| Parameter | Type | Description |
|---|---|---|
| element | HTMLElement Document | The HTML element to remove the event listener from. |
| eventName | String | The name of the event to remove. |
| listener | Function | Specifies the function to remove. |
Returns: Void
trigger
Removes the specified event listener on the given DOM element.
| Parameter | Type | Description |
|---|---|---|
| element | HTMLElement Document | The HTML element that the event listener belongs to. |
| eventName | String | The name of the event to trigger. |
| params (optional) | Object | Specifies additional parameters that will be pass to the event listener. |
Returns: Void