perl: hover experimental identifiers

[sheet.git] / searchlocal.js

diff --git a/searchlocal.js b/searchlocal.js
index 8ac328dfe200c1fbb956ea17913779b9125989a3..512f07b8482cf1bf293e16c09d385a6178fb014a 100644 (file)
--- a/searchlocal.js
+++ b/searchlocal.js
@@ -1,4 +1,5 @@
 var filterupdate;
+var filtertoggles = document.body.classList !== undefined;
 
 function filtercell(el, set, action) {
        if (set === undefined) return;
@@ -20,8 +21,7 @@ function filtercell(el, set, action) {
                        break;
                case 'filter':
                        el.style.display = set ? '' : 'none';
-                       if (!Element.prototype.hasOwnProperty('classList')) return;
-                       el.classList.remove('focus');
+                       if (filtertoggles) el.classList.remove('focus');
                        break;
                default: // reset
                        el.classList.remove('focus');
@@ -69,6 +69,7 @@ function filtertable(query, action) {
                query = match[2];
        }
 
+if (document.querySelector !== undefined) {
        if (query == '' && action == 'add') {
                // restore all columns if explicitly adding all ("+")
                filtercols(table, function(){return true}, 'add');
@@ -82,6 +83,7 @@ function filtertable(query, action) {
                }
                return filtercols(table, match, action || 'toggle');
        }
+}
 
        if (/^[A-Z0-9 ]{2,}$/.test(query)) {
                // category title if all uppercase
@@ -116,7 +118,7 @@ function newelement(tagname, attrlist, childlist) {
        for (var name in attrlist)
                el.setAttribute(name, attrlist[name]);
        if (childlist) for (var i = 0; i < childlist.length; i++)
-               el.appendChild(childlist[i]);
+               if (childlist[i]) el.appendChild(childlist[i]);
        return el;
 }
 
@@ -125,21 +127,22 @@ function prependsearch(target) {
                'form', {
                        id: 'search',
                        'class': 'aside',
-                       onsubmit: "filtertable(this.q.value); this.q.value = ''; return false",
+                       'className': 'aside', // msie
+                       onsubmit: "filtertable(this.q.value); this.q.value = ''; return false"
                },
                [
                        newelement('input', {
                                type: 'search',
                                name: 'q',
-                               onkeyup: "if (!filterupdate) filterupdate = "
-                                       + "window.setTimeout(filtertable, 300, undefined, 'focus')",
+                               onkeyup: "if (filtertoggles && !filterupdate) filterupdate = "
+                                       + "window.setTimeout(filtertable, 300, undefined, 'focus')"
                        }),
-                       newelement('input', {
+                       filtertoggles && newelement('input', {
                                type: 'button',
                                value: 'toggle',
-                               onclick: "filtertable(this.form.q.value, 'target')",
+                               onclick: "filtertable(this.form.q.value, 'target')"
                        }),
-                       newelement('input', {type:'submit', value:'filter'}),
+                       newelement('input', {type:'submit', value:'filter'})
                ]
        ), target);
 }