- Copyright:
- ParaSQL LLC 2013-2020. All rights reserved.
- License:
Fires:
- parasql.Event#event:render When the HTML Widget is ready to have its contents rendered.
Extends
Methods
addEventListener(type, listener)
Adds an event listener to this widget. This can also be done via the Events... option on the tool bar.
Parameters:
Name | Type | Description |
---|---|---|
type |
string | A valid event type. |
listener |
string | A string containing either the name of a JavaScript function to call, an inline function to be called, or code that resolves to an object which implements a handleEvent(event) method. |
- Inherited From:
- See:
Examples
// add an inline function as an event listener
parasql.app.getWidgetById('ID1007').addEventListener('render','function (event) { event.target.getContentDiv().innerHTML = "Inline Hello World"; }');
// add a function call as an event listener
parasql.app.getWidgetById('ID1008').addEventListener('render','renderHelloWidget');
// add an object as an event listener; the object must implement handleEvent(event)
document.myClass = new MyClass();
parasql.app.getWidgetById('ID1009').addEventListener('render','document.myClass');
getContentDiv() → {HTMLDivElement}
Typically your code will call this method after it receives a render event.
Returns:
The div element currently in use by this HTMLWidget; the value returned will change with each rendering.
Your code can use this as the root element into which you render additional elements.
- Type
- HTMLDivElement
getWidgetId() → (non-null) {string}
- Inherited From:
Returns:
Returns an immutable string that uniquely identifies this widget.
- Type
- string
isDisabled() → {boolean}
- Since:
- v110
- Inherited From:
Returns:
- Type
- boolean
redisplay()
Redisplays this widget.
- Inherited From:
setDisabled(flag)
WARNING: Subclasses overriding this method must not trigger a redisplay (causes an infinite loop).
Parameters:
Name | Type | Description |
---|---|---|
flag |
boolean | If true, this widget will be rendered as disabled. |
- Since:
- v110
- Inherited From: