improvements to legacy API

This commit is contained in:
Hakim El Hattab 2020-04-07 09:40:11 +02:00
parent 855cc82d76
commit 1081bbfc03
4 changed files with 52 additions and 27 deletions

View File

@ -411,7 +411,6 @@ Reveal.on( 'customevent', function() {
</div>
<script type="module" src="js/index.js"></script>
<script type="module">
// More info https://github.com/hakimel/reveal.js#configuration
@ -436,22 +435,5 @@ Reveal.on( 'customevent', function() {
</script>
<!--
<script type="module">
// WIP support for multiple reveal.js instances
import Reveal from '/js/reveal.js'
window.a = new Reveal(document.querySelector( '.reveal' ), {controls: false});
a.initialize();
window.b = new Reveal(document.querySelector( '.reveal' ), {controls: true});
b.initialize();
console.log(a.getConfig().controls,b.getConfig().controls);
</script>
-->
</body>
</html>

2
dist/reveal.min.js vendored

File diff suppressed because one or more lines are too long

View File

@ -1,14 +1,52 @@
import Presentation from './reveal.js'
/**
* Expose the Reveal class to the window. To create a
* new instance:
* let deck = new Reveal( document.querySelector( '.reveal' ), {
* controls: false
* } );
* deck.initialize().then(() => {
* // reveal.js is ready
* });
*/
window.Reveal = Presentation;
// Provides a backwards compatible way to initialize
// reveal.js when there is only one presentation on
// the page.
//
// Reveal.initialize({ controls: false })
// Reveal.slide(2)
/**
* The below is a thin shell that mimics the pre 4.0
* reveal.js API and ensures backwards compatibility.
* This API only allows for once Reveal instance per
* page, whereas the new API above lets you run many
* presentations on the same page.
*
* Reveal.initialize( { controls: false } ).then(() => {
* // reveal.js is ready
* });
*/
let enqueuedAPICalls = [];
window.Reveal.initialize = options => {
// Create our singleton reveal.js instance
window.Reveal = new Presentation( document.querySelector( '.reveal' ), options );
// Invoke any enqueued API calls
enqueuedAPICalls.map( method => method( window.Reveal ) );
return window.Reveal.initialize();
}
}
/**
* The pre 4.0 API let you add event listener before
* initializing. We maintain the same behavior by
* queuing up early API calls and invoking all of them
* when Reveal.initialize is called.
*/
[ 'on', 'off', 'addEventListener', 'removeEventListener' ].forEach( method => {
window.Reveal[method] = ( ...args ) => {
enqueuedAPICalls.push( deck => deck[method].call( null, ...args ) );
}
} );

View File

@ -43,11 +43,13 @@
let r1 = new Reveal( document.querySelector( '.deck1 .reveal' ), {
embedded: true
keyboard: true
} );
r1.initialize();
let r2 = new Reveal( document.querySelector( '.deck2 .reveal' ), {
embedded: true
embedded: true,
keyboard: false
} );
r2.initialize();
@ -63,6 +65,9 @@
assert.strictEqual( r2.isOverview(), true );
r2.toggleOverview( false );
assert.strictEqual( r1.getConfig().keyboard, true );
assert.strictEqual( r2.getConfig().keyboard, false );
});
</script>