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Fix the getCurrentSlideNumber to return 0 when it fails to find a slide, fixes #152

This commit is contained in:
Roman Komarov 2013-10-10 21:52:19 +02:00
parent 31d7411198
commit 0930bb94d2
1 changed files with 4 additions and 9 deletions
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13
shower.js
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@ -599,7 +599,7 @@ window.shower = window.shower || (function(window, document, undefined) {
/** /**
* Get current slide number. Starts from zero. Warning: when you have * Get current slide number. Starts from zero. Warning: when you have
* slide number 1 in URL this method will return 0. * slide number 1 in URL this method will return 0.
* If something is wrong return -1. * If something is wrong return 0 to get the first slide.
* @returns {Number} * @returns {Number}
*/ */
shower.getCurrentSlideNumber = function() { shower.getCurrentSlideNumber = function() {
@ -614,7 +614,7 @@ window.shower = window.shower || (function(window, document, undefined) {
} }
} }
return -1; return 0;
}; };
/** /**
@ -634,11 +634,6 @@ window.shower = window.shower || (function(window, document, undefined) {
throw new Error('You can\'t scroll to because you in slide mode. Please, switch to list mode.'); throw new Error('You can\'t scroll to because you in slide mode. Please, switch to list mode.');
} }
// @TODO: WTF?
if (-1 === slideNumber) {
return ret;
}
if (shower.slideList[slideNumber]) { if (shower.slideList[slideNumber]) {
currentSlide = document.getElementById(shower.slideList[slideNumber].id); currentSlide = document.getElementById(shower.slideList[slideNumber].id);
window.scrollTo(0, currentSlide.offsetTop); window.scrollTo(0, currentSlide.offsetTop);
@ -799,7 +794,7 @@ window.shower = window.shower || (function(window, document, undefined) {
document.addEventListener('keydown', function(e) { document.addEventListener('keydown', function(e) {
var currentSlideNumber = shower.getCurrentSlideNumber(), var currentSlideNumber = shower.getCurrentSlideNumber(),
slide = shower.slideList[ currentSlideNumber !== -1 ? currentSlideNumber : 0 ], slide = shower.slideList[currentSlideNumber],
slideNumber; slideNumber;
switch (e.which) { switch (e.which) {
@ -833,7 +828,7 @@ window.shower = window.shower || (function(window, document, undefined) {
break; break;
case 13: // Enter case 13: // Enter
if (shower.isListMode() && -1 !== currentSlideNumber) { if (shower.isListMode()) {
e.preventDefault(); e.preventDefault();
shower.enterSlideMode(); shower.enterSlideMode();