@polymer/iron-scroll-target-behavior


IronScrollTargetBehavior

IronScrollTargetBehavior allows an element to respond to scroll events from a
designated scroll target.

Elements that consume this behavior can override the _scrollHandler
method to add logic on the scroll event.

See: Documentation,
Demo.

Usage

$3

``
npm install --save @polymer/iron-scroll-target-behavior
`

$3

`js
import {PolymerElement, html} from '@polymer/polymer';
import {mixinBehaviors} from '@polymer/polymer/lib/legacy/class.js';
import {IronScrollTargetBehavior} from '@polymer/iron-scroll-target-behavior/iron-scroll-target-behavior.js';

class SampleElement extends mixinBehaviors(IronScrollTargetBehavior, PolymerElement) {
static get template() {
return html

Scrollable content here

;
}

_scrollHandler() {
console.log('_scrollHandler', this._scrollTop, this._scrollLeft);
}
}
customElements.define('sample-element', SampleElement);
`

Contributing

If you want to send a PR to this element, here are
the instructions for running the tests and demo locally:

$3

`sh
git clone https://github.com/PolymerElements/iron-scroll-target-behavior
cd iron-scroll-target-behavior
npm install
npm install -g polymer-cli
`

$3

`sh
polymer serve --npm
open http://127.0.0.1:/demo/
`

$3

`sh
polymer test --npm
``