71 lines
1.4 KiB
JavaScript
71 lines
1.4 KiB
JavaScript
const menu_id = "docs_menu";
|
|
const filter_id = "search_input";
|
|
|
|
function StringMatch4coderFuzzy(a, b)
|
|
{
|
|
let match = true;
|
|
let b_upper = b.toUpperCase();
|
|
let a_substrings = a.toUpperCase().split(/[ _*]+/);
|
|
let minimum_index = 0;
|
|
|
|
for(let i = 0; i < a_substrings.length; ++i)
|
|
{
|
|
if(a_substrings[i].length > 0)
|
|
{
|
|
let index_of_substring = b_upper.indexOf(a_substrings[i], minimum_index);
|
|
if(index_of_substring < 0 || index_of_substring < minimum_index)
|
|
{
|
|
match = false;
|
|
break;
|
|
}
|
|
minimum_index = index_of_substring + a_substrings[i].length - 1;
|
|
}
|
|
}
|
|
|
|
return match;
|
|
}
|
|
|
|
function SearchKeyDown(event)
|
|
{
|
|
if(event.keyCode == 13)
|
|
{
|
|
let ul = document.getElementById(menu_id);
|
|
let li = ul.getElementsByTagName("li");
|
|
|
|
for (let i = 0; i < li.length; i++)
|
|
{
|
|
if(li[i].style.display == "")
|
|
{
|
|
window.location.href = li[i].getElementsByTagName("a")[0];
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
function SearchKeyUp(event)
|
|
{
|
|
let ul = document.getElementById(menu_id);
|
|
let li = ul.getElementsByTagName("li");
|
|
let input = document.getElementById(filter_id);
|
|
let filter = input.value.toUpperCase();
|
|
for(let i = 0; i < li.length; i++)
|
|
{
|
|
if(filter.length > 0)
|
|
{
|
|
let a = li[i].getElementsByTagName("a")[0];
|
|
if(StringMatch4coderFuzzy(filter, a.innerHTML))
|
|
{
|
|
li[i].style.display = "";
|
|
}
|
|
else
|
|
{
|
|
li[i].style.display = "none";
|
|
}
|
|
}
|
|
else
|
|
{
|
|
li[i].style.display = "";
|
|
}
|
|
}
|
|
} |