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Add callback to Next and Prev when pressed #311

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Add callback to Next and Prev when pressed #311

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954dd08
Add callback to Next and Prev when pressed
edelciomolina Jan 11, 2017
8c7f54a
Checking if step exists before to continue
edelciomolina Jan 11, 2017
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15 changes: 13 additions & 2 deletions src/js/hopscotch.js
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Original file line number Diff line number Diff line change
Expand Up @@ -1589,6 +1589,7 @@
doCallbacks = utils.valOrDefault(doCallbacks, true);

step = getCurrStep();
if (typeof step == 'undefined') return;

if (step.nextOnTargetClick) {
// Detach the listener when tour is moving to a different step
Expand Down Expand Up @@ -1971,7 +1972,12 @@
* @param {Boolean} doCallbacks Flag for invoking onPrev callback. Defaults to true.
* @returns {Object} Hopscotch
*/
this.prevStep = function(doCallbacks) {
this.prevStep = function (doCallbacks) {

//forcing callback
var step = getCurrStep();
if (typeof step.onPrev == 'function') step.onPrev();

changeStep.call(this, doCallbacks, -1);
return this;
};
Expand All @@ -1984,7 +1990,12 @@
* @param {Boolean} doCallbacks Flag for invoking onNext callback. Defaults to true.
* @returns {Object} Hopscotch
*/
this.nextStep = function(doCallbacks) {
this.nextStep = function (doCallbacks) {

//forcing callback
var step = getCurrStep();
if (typeof step.onNext == 'function') step.onNext();

changeStep.call(this, doCallbacks, 1);
return this;
};
Expand Down