source: [view]
this.instantiate = function(list, defaultParams){
// summary:
// Function for instantiating a list of widget nodes.
// list:
// The list of DOMNodes to walk and instantiate widgets on.
var ws = [];
if(list){
var i, len;
len = list.length;
for(i = 0; i < len; i++){
var node = list[i];
var cls = dojo.getObject(dojo.attr(node, "dojoType"));
var proto = cls.prototype;
var params = {};
if(defaultParams){
for(var name in defaultParams){
params[name] = defaultParams[name];
}
}
for(var prop in proto){
var val = dojo.attr(node, prop);
if(!val){ continue; }
if(typeof proto[prop] == "string"){
params[prop] = val;
}else if(typeof proto[prop] == "number"){
params[prop] = val - 0;
}else if(typeof proto[prop] == "boolean"){
params[prop] = (val != "false");
}else if(typeof proto[prop] == "object"){
params[prop] = eval("(" + val + ")");
}
}
params["class"] = node.className;
params["style"] = node.style && node.style.cssText;
var instance = new cls(params, node);
ws.push(instance);
var jsId = node.getAttribute("jsId");
if(jsId){
dojo.setObject(jsId, instance);
}
}
len = ws.length;
for(i = 0; i < len; i++){
var w = ws[i];
w.startup && !w._started && (!w.getParent || !w.getParent()) && w.startup();
}
}
return ws;
};
this.parse = function(rootNode, defaultParams){
// summary:
// Function to handle parsing for widgets in the current document.
// It is not as powerful as the full dojo parser, but it will handle basic
// use cases fine.
// rootNode:
// The root node in the document to parse from
if(!rootNode){
rootNode = dojo.body();
}else if(!defaultParams && rootNode.rootNode){
// Case where 'rootNode' is really a params object.
rootNode = rootNode.rootNode;
}
var nodes = rootNode.getElementsByTagName("*");
var list = [];
for(var i = 0, len = nodes.length; i < len; i++){
if(nodes[i].getAttribute("dojoType")){
list.push(nodes[i]);
}
}
return this.instantiate(list, defaultParams);
};