102 lines
3.3 KiB
JavaScript
102 lines
3.3 KiB
JavaScript
function selectNode(nmb) {
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var id = lookup[nmb];
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$("#" + id).click();
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}
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function autocomplete(inp, arr) {
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var currentFocus;
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var nodeNmb = [];
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inp.addEventListener("input", function(e) {
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nodeNmb = [];
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var a, b, i, val = this.value;
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closeAllLists();
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if (!val) { return false;}
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currentFocus = 0;
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a = document.createElement("DIV");
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a.setAttribute("id", this.id + "autocomplete-list");
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a.setAttribute("class", "autocomplete-items");
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this.parentNode.appendChild(a);
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for (i = 0; i < arr.length; i++) {
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for (j = 0; j <= (arr[i].length - val.length); j++) {
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if (arr[i].substr(j, val.length).toUpperCase() == val.toUpperCase()) {
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b = document.createElement("DIV");
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b.innerHTML = arr[i].substr(0, j);
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b.innerHTML += "<strong>" + arr[i].substr(j, val.length) + "</strong>";
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b.innerHTML += arr[i].substr(val.length+j);
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b.innerHTML += "<input type='hidden' value='" + arr[i] + "'>";
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b.innerHTML += "<input type='hidden' value='" + i + "'>";
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b.addEventListener("click", function(e) {
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inp.value = this.getElementsByTagName("input")[0].value;
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closeAllLists();
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selectNode(this.getElementsByTagName("input")[1].value);
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});
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if (a.children.length < 5) {
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a.appendChild(b);
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nodeNmb.push(i);
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}
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break;
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}
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}
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}
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var x = document.getElementById(this.id + "autocomplete-list");
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if (x) x = x.getElementsByTagName("div");
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addActive(x);
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});
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inp.addEventListener("keydown", function(e) {
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var x = document.getElementById(this.id + "autocomplete-list");
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if (x) x = x.getElementsByTagName("div");
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if (e.keyCode == 40) {
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/*If the arrow DOWN key*/
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currentFocus++;
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addActive(x);
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} else if (e.keyCode == 38) { //up
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/*If the arrow UP key*/
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currentFocus--;
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addActive(x);
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} else if (e.keyCode == 13) {
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/*If the ENTER key is pressed, prevent the form from being submitted,*/
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e.preventDefault();
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if (currentFocus > -1) {
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if (x) x[currentFocus].click();
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}
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this.blur()
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selectNode(nodeNmb[currentFocus]);
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}
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});
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function addActive(x) {
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if (!x) return false;
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removeActive(x);
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if (currentFocus >= x.length) currentFocus = 0;
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if (currentFocus < 0) currentFocus = (x.length - 1);
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x[currentFocus].classList.add("autocomplete-active");
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}
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function removeActive(x) {
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for (var i = 0; i < x.length; i++) {
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x[i].classList.remove("autocomplete-active");
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}
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}
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function closeAllLists(elmnt) {
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var x = document.getElementsByClassName("autocomplete-items");
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for (var i = 0; i < x.length; i++) {
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if (elmnt != x[i] && elmnt != inp) {
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x[i].parentNode.removeChild(x[i]);
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}
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}
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}
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document.addEventListener("click", function (e) {
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closeAllLists(e.target);
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});
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}
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var nodes = []
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var lookup = []
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$.getJSON( "graphs/graph.json", function( graph ) {
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for(var node in graph["nodes"]) {
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nodes.push(graph["nodes"][node]["name"]);
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nodes.push(graph["nodes"][node]["id"]);
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lookup.push(graph["nodes"][node]["id"]);
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lookup.push(graph["nodes"][node]["id"]);
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}
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});
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autocomplete(document.getElementById("nodeInput"), nodes); |