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clear existing matches when searching for empty string #1909

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This commit is contained in:
Hakim El Hattab 2017-06-19 09:43:29 +02:00
parent 7d0d3c24ca
commit a781b6a22b
1 changed files with 19 additions and 11 deletions
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30
plugin/search/search.js
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@ -138,19 +138,27 @@ function Hilitor(id, tag)
if (searchboxDirty) {
var searchstring = document.getElementById("searchinput").value;
//find the keyword amongst the slides
myHilitor = new Hilitor("slidecontent");
matchedSlides = myHilitor.apply(searchstring);
currentMatchedIndex = 0;
if (searchstring === '') {
if(myHilitor) myHilitor.remove();
matchedSlides = null;
}
else {
//find the keyword amongst the slides
myHilitor = new Hilitor("slidecontent");
matchedSlides = myHilitor.apply(searchstring);
currentMatchedIndex = 0;
}
}
//navigate to the next slide that has the keyword, wrapping to the first if necessary
if (matchedSlides.length && (matchedSlides.length <= currentMatchedIndex)) {
currentMatchedIndex = 0;
}
if (matchedSlides.length > currentMatchedIndex) {
Reveal.slide(matchedSlides[currentMatchedIndex].h, matchedSlides[currentMatchedIndex].v);
currentMatchedIndex++;
if (matchedSlides) {
//navigate to the next slide that has the keyword, wrapping to the first if necessary
if (matchedSlides.length && (matchedSlides.length <= currentMatchedIndex)) {
currentMatchedIndex = 0;
}
if (matchedSlides.length > currentMatchedIndex) {
Reveal.slide(matchedSlides[currentMatchedIndex].h, matchedSlides[currentMatchedIndex].v);
currentMatchedIndex++;
}
}
}