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Add new key mappings for navigation.

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hjkl for directions.
space to move to next slide.
esc for 3D overview (instead of space)
This commit is contained in:
Mahemoff 2012-04-27 15:09:35 +01:00
parent 7379fb3652
commit 1675002c7a
1 changed files with 25 additions and 25 deletions
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50
js/reveal.js
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@ -155,33 +155,32 @@ var Reveal = (function(){
// FFT: Use document.querySelector( ':focus' ) === null
// instead of checking contentEditable?
if( event.target.contentEditable === 'inherit' ) {
if( event.keyCode >= 33 && event.keyCode <= 40 ) {
if ( event.target.contentEditable != 'inherit' ||
event.shiftKey || event.altKey || event.ctrlKey ) return;
switch( event.keyCode ) {
case 33: navigatePrev(); break; // prev for wireless presenter (PgUp)
case 34: navigateNext(); break; // next for wireless presenter (PgDn)
case 37: navigateLeft(); break; // left
case 39: navigateRight(); break; // right
case 38: navigateUp(); break; // up
case 40: navigateDown(); break; // down
}
event.preventDefault();
}
// Space bar
else if ( event.keyCode === 32 && supports3DTransforms ) {
if( overviewIsActive() ) {
deactivateOverview();
}
else {
activateOverview();
}
event.preventDefault();
}
var triggered = false;
switch( event.keyCode ) {
case 33: navigatePrev(); triggered = true; break; // prev for wireless presenter (PgUp)
case 32: case 34: navigateNext(); triggered = true; break; // next for wireless presenter (PgDn, Space)
case 72: case 37: navigateLeft(); triggered = true; break; // h, left
case 76: case 39: navigateRight(); triggered = true; break; // l, right
case 75: case 38: navigateUp(); triggered = true; break; // k, up
case 74: case 40: navigateDown(); triggered = true; break; // j, down
}
if (triggered) return event.preventDefault()
if ( event.keyCode === 27 && supports3DTransforms ) {
if( overviewIsActive() ) {
deactivateOverview();
}
else {
activateOverview();
}
event.preventDefault();
}
}
/**
@ -231,6 +230,7 @@ var Reveal = (function(){
}
}
/**
* Handles mouse wheel scrolling, throttled to avoid
* skipping multiple slides.