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added override parameter to toggleHelp function

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This commit is contained in:
Frazer Kirkman 2017-02-07 19:53:58 +01:00 committed by GitHub
parent bede9a22e8
commit 2a1303f3c1
1 changed files with 16 additions and 5 deletions
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13
js/reveal.js
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@ -1630,8 +1630,17 @@
/**
* Open or close help overlay window.
*
* @param {Boolean} [override] Flag which overrides the
* toggle logic and forcibly sets the desired state. True means
* help is open, false means it's closed.
*/
function toggleHelp(){
function toggleHelp( override ){
if( typeof override === 'boolean' ) {
override ? showHelp( true ) : closeOverlay();
}
else {
if( dom.overlay ) {
closeOverlay();
}
@ -1639,6 +1648,8 @@
showHelp( true );
}
}
}
/**
* Opens an overlay window with help material.