diff options
| author | wei <> | 2006-06-12 03:10:47 +0000 |
|---|---|---|
| committer | wei <> | 2006-06-12 03:10:47 +0000 |
| commit | 1c6f1f79d011579a158e87459040075331b636b7 (patch) | |
| tree | 75236e04a5e2aaf9685b34ed7bed0f82e591bbb4 /framework/Web/Javascripts/extended | |
| parent | f30c38fcc9d6cdfa7aafa5078a58645192c11974 (diff) | |
Minor updates.
Diffstat (limited to 'framework/Web/Javascripts/extended')
| -rw-r--r-- | framework/Web/Javascripts/extended/base.js | 97 |
1 files changed, 96 insertions, 1 deletions
diff --git a/framework/Web/Javascripts/extended/base.js b/framework/Web/Javascripts/extended/base.js index 53856684..d7fabdd0 100644 --- a/framework/Web/Javascripts/extended/base.js +++ b/framework/Web/Javascripts/extended/base.js @@ -26,4 +26,99 @@ Class.extend = function(base, definition) if(definition)
Object.extend(component.prototype, definition);
return component;
-}
\ No newline at end of file +}
+
+/*
+ Base, version 1.0.1
+ Copyright 2006, Dean Edwards
+ License: http://creativecommons.org/licenses/LGPL/2.1/
+*/
+
+function Base() {
+};
+
+Base.version = "1.0.1";
+
+Base.prototype = {
+ extend: function(source, value) {
+ var extend = Base.prototype.extend;
+ if (arguments.length == 2) {
+ var ancestor = this[source];
+ // overriding?
+ if ((ancestor instanceof Function) && (value instanceof Function) &&
+ ancestor.valueOf() != value.valueOf() && /\binherit\b/.test(value)) {
+ var method = value;
+ value = function() {
+ var previous = this.inherit;
+ this.inherit = ancestor;
+ var returnValue = method.apply(this, arguments);
+ this.inherit = previous;
+ return returnValue;
+ };
+ // point to the underlying method
+ value.valueOf = function() {
+ return method;
+ };
+ value.toString = function() {
+ return String(method);
+ };
+ }
+ return this[source] = value;
+ } else if (source) {
+ var _prototype = {toSource: null};
+ // do the "toString" and other methods manually
+ var _protected = ["toString", "valueOf"];
+ // if we are prototyping then include the constructor
+ if (Base._prototyping) _protected[2] = "constructor";
+ for (var i = 0; (name = _protected[i]); i++) {
+ if (source[name] != _prototype[name]) {
+ extend.call(this, name, source[name]);
+ }
+ }
+ // copy each of the source object's properties to this object
+ for (var name in source) {
+ if (!_prototype[name]) {
+ extend.call(this, name, source[name]);
+ }
+ }
+ }
+ return this;
+ },
+
+ inherit: function() {
+ // call this method from any other method to invoke that method's ancestor
+ }
+};
+
+Base.extend = function(_instance, _static) {
+ var extend = Base.prototype.extend;
+ if (!_instance) _instance = {};
+ // create the constructor
+ if (_instance.constructor == Object) {
+ _instance.constructor = new Function;
+ }
+ // build the prototype
+ Base._prototyping = true;
+ var _prototype = new this;
+ extend.call(_prototype, _instance);
+ var constructor = _prototype.constructor;
+ _prototype.constructor = this;
+ delete Base._prototyping;
+ // create the wrapper for the constructor function
+ var klass = function() {
+ if (!Base._prototyping) constructor.apply(this, arguments);
+ this.constructor = klass;
+ };
+ klass.prototype = _prototype;
+ // build the class interface
+ klass.extend = this.extend;
+ klass.toString = function() {
+ return String(constructor);
+ };
+ extend.call(klass, _static);
+ // support singletons
+ var object = constructor ? klass : _prototype;
+ // class initialisation
+ if (object.init instanceof Function) object.init();
+ return object;
+};
\ No newline at end of file |