* luci/libs/cbi: also set css class names for dynamically generated select lists

[project/luci.git] / libs / cbi / htdocs / luci-static / resources / cbi.js

diff --git a/libs/cbi/htdocs/luci-static/resources/cbi.js b/libs/cbi/htdocs/luci-static/resources/cbi.js
index a3a47aa..d7bc74b 100644 (file)
--- a/libs/cbi/htdocs/luci-static/resources/cbi.js
+++ b/libs/cbi/htdocs/luci-static/resources/cbi.js
@@ -1,42 +1,169 @@
-var cbi_d = {};
+var cbi_d = [];
 
-function cbi_d_add(field, target, value) {
-       if (!cbi_d[target]) {
-               cbi_d[target] = {};
-       }
-       if (!cbi_d[target][value]) {
-               cbi_d[target][value] = [];
+function cbi_d_add(field, dep, next) {
+       var obj = document.getElementById(field);
+       if (obj) {
+               var entry
+               for (var i=0; i<cbi_d.length; i++) {
+                       if (cbi_d[i].id == field) {
+                               entry = cbi_d[i];
+                               break;
+                       }
+               }
+               if (!entry) {
+                       entry = {
+                               "node": obj,
+                               "id": field,
+                               "parent": obj.parentNode.id,
+                               "next": next,
+                               "deps": []
+                       };
+                       cbi_d.unshift(entry);
+               }
+               entry.deps.push(dep)
        }
-       cbi_d[target][value].push(field);
 }
 
-function cbi_d_update(target) {
-       if (!cbi_d[target]) {
-               return;
+function cbi_d_checkvalue(target, ref) {
+       var t = document.getElementById(target);
+       var value;
+
+       if (!t || !t.value) {
+               value = "";
+       } else {
+               value = t.value;
+
+               if (t.type == "checkbox") {
+                       value = t.checked ? value : "";
+               }
        }
-       
-       for (var x in cbi_d[target]) {
-               for (var i=0; i<cbi_d[target][x].length; i++) { 
-                       var y = document.getElementById(cbi_d[target][x][i])    
-                       y.style.display = "none";
+
+       return (value == ref)
+}
+
+function cbi_d_check(deps) {
+       for (var i=0; i<deps.length; i++) {
+               var istat = true
+               for (var j in deps[i]) {
+                       istat = (istat && cbi_d_checkvalue(j, deps[i][j]))
+               }
+               if (istat) {
+                       return true
                }
        }
-       
-       var t = document.getElementById(target);
-       if (t && t.value && cbi_d[target][t.value]) {
-               for (var i=0; i<cbi_d[target][t.value].length; i++) {                   
-                       var y = document.getElementById(cbi_d[target][t.value][i])
-                       if (!y.value) { 
-                               y.style.display = "table-row";
+}
+
+function cbi_d_update() {
+       var state = false;
+       for (var i=0; i<cbi_d.length; i++) {
+               var entry = cbi_d[i];
+               var next  = document.getElementById(entry.next)
+               var node  = document.getElementById(entry.id)
+               var parent = document.getElementById(entry.parent)
+
+               if (node && node.parentNode && !cbi_d_check(entry.deps)) {
+                       node.parentNode.removeChild(node);
+                       state = (state || !node.parentNode)
+               } else if ((!node || !node.parentNode) && cbi_d_check(entry.deps)) {
+                       if (!next) {
+                               parent.appendChild(entry.node);
                        } else {
-                               y.style.display = "block";
+                               next.parentNode.insertBefore(entry.node, next);
                        }
+                       state = (state || (node && node.parentNode))
                }
        }
+       if (state) {
+               cbi_d_update();
+       }
+}
+
+function cbi_bind(obj, type, callback, mode) {
+       if (typeof mode == "undefined") {
+               mode = false;
+       }
+       if (!obj.addEventListener) {
+               ieCallback = function(){
+                       var e = window.event;
+                       if (!e.target && e.srcElement) {
+                               e.target = e.srcElement;
+                       };
+                       e.target['_eCB' + type + callback] = callback;
+                       e.target['_eCB' + type + callback](e);
+                       e.target['_eCB' + type + callback] = null;
+               };
+               obj.attachEvent('on' + type, ieCallback);
+       } else {
+               obj.addEventListener(type, callback, mode);
+       }
+       return obj;
 }
 
-function cbi_d_init() {
-       for (var x in cbi_d) {
-               cbi_d_update(x);
+function cbi_combobox(id, values, def, man) {
+       var selid = "cbi.combobox." + id;
+       if (document.getElementById(selid)) {
+               return
+       }
+
+       var obj = document.getElementById(id)
+       var sel = document.createElement("select");
+       sel.id = selid;
+       sel.className = 'cbi-input-select';
+       if (obj.nextSibling) {
+               obj.parentNode.insertBefore(sel, obj.nextSibling);
+       } else {
+               obj.parentNode.appendChild(sel);
+       }
+
+       if (!values[obj.value]) {
+               if (obj.value == "") {
+                       var optdef = document.createElement("option");
+                       optdef.value = "";
+                       optdef.appendChild(document.createTextNode(def));
+                       sel.appendChild(optdef);
+               } else {
+                       var opt = document.createElement("option");
+                       opt.value = obj.value;
+                       opt.selected = "selected";
+                       opt.appendChild(document.createTextNode(obj.value));
+                       sel.appendChild(opt);
+               }
        }
-}
\ No newline at end of file
+
+       for (var i in values) {
+               var opt = document.createElement("option");
+               opt.value = i;
+
+               if (obj.value == i) {
+                       opt.selected = "selected";
+               }
+
+               opt.appendChild(document.createTextNode(values[i]));
+               sel.appendChild(opt);
+       }
+
+       var optman = document.createElement("option");
+       optman.value = "";
+       optman.appendChild(document.createTextNode(man));
+       sel.appendChild(optman);
+
+       obj.style.display = "none";
+
+       cbi_bind(sel, "change", function() {
+               if (sel.selectedIndex == sel.options.length - 1) {
+                       obj.style.display = "inline";
+                       sel.parentNode.removeChild(sel);
+                       obj.focus();
+               } else {
+                       obj.value = sel.options[sel.selectedIndex].value;
+               }
+       })
+}
+
+function cbi_combobox_init(id, values, def, man) {
+       var obj = document.getElementById(id);
+       cbi_bind(obj, "blur", function() {
+               cbi_combobox(id, values, def, man)
+       });
+       cbi_combobox(id, values, def, man);
+}