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Accessibility/WebAccessibilityAPI: Difference between revisions
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::Point to accessible element implementation as it was before 'source' set. Set by the browser when the accessible source is attached to the accessible element. | ::Point to accessible element implementation as it was before 'source' set. Set by the browser when the accessible source is attached to the accessible element. | ||
</code> | </code> | ||
<b>Example. Lazy extension of accessible relations.</b> | |||
<pre> | |||
var source = { | |||
get relations() { | |||
var r = this.proto.relations; | |||
r.add("labelledby", document.querySelector(this.selector); | |||
return r; | |||
}, | |||
selector: "" | |||
}; | |||
document.getElementById("button").accessibleSource = source; | |||
</pre> | |||
===Change the accessible tree=== | ===Change the accessible tree=== | ||