70 lines
1.8 KiB
JavaScript
70 lines
1.8 KiB
JavaScript
//>>built
|
|
// wrapped by build app
|
|
define("dojox/lang/oo/rearrange", ["dijit","dojo","dojox"], function(dijit,dojo,dojox){
|
|
dojo.provide("dojox.lang.oo.rearrange");
|
|
|
|
(function(){
|
|
var extraNames = dojo._extraNames, extraLen = extraNames.length,
|
|
opts = Object.prototype.toString, empty = {};
|
|
|
|
dojox.lang.oo.rearrange = function(bag, map){
|
|
// summary:
|
|
// Process properties in place by removing and renaming them.
|
|
// description:
|
|
// Properties of an object are to be renamed or removed specified
|
|
// by "map" argument. Only own properties of "map" are processed.
|
|
// example:
|
|
// | oo.rearrange(bag, {
|
|
// | abc: "def", // rename "abc" attribute to "def"
|
|
// | ghi: null // remove/hide "ghi" attribute
|
|
// | });
|
|
// bag: Object:
|
|
// the object to be processed
|
|
// map: Object:
|
|
// the dictionary for renaming (false value indicates removal of the named property)
|
|
// returns: Object:
|
|
// the original object
|
|
|
|
var name, newName, prop, i, t;
|
|
|
|
for(name in map){
|
|
newName = map[name];
|
|
if(!newName || opts.call(newName) == "[object String]"){
|
|
prop = bag[name];
|
|
if(!(name in empty) || empty[name] !== prop){
|
|
if(!(delete bag[name])){
|
|
// can't delete => hide it
|
|
bag[name] = undefined;
|
|
}
|
|
if(newName){
|
|
bag[newName] = prop;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
if(extraLen){
|
|
for(i = 0; i < extraLen; ++i){
|
|
name = extraNames[i];
|
|
// repeating the body above
|
|
newName = map[name];
|
|
if(!newName || opts.call(newName) == "[object String]"){
|
|
prop = bag[name];
|
|
if(!(name in empty) || empty[name] !== prop){
|
|
if(!(delete bag[name])){
|
|
// can't delete => hide it
|
|
bag[name] = undefined;
|
|
}
|
|
if(newName){
|
|
bag[newName] = prop;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
return bag; // Object
|
|
};
|
|
})();
|
|
|
|
});
|