summaryrefslogtreecommitdiff
path: root/js/dojo/dojox/collections/Dictionary.js
diff options
context:
space:
mode:
Diffstat (limited to 'js/dojo/dojox/collections/Dictionary.js')
-rw-r--r--js/dojo/dojox/collections/Dictionary.js116
1 files changed, 116 insertions, 0 deletions
diff --git a/js/dojo/dojox/collections/Dictionary.js b/js/dojo/dojox/collections/Dictionary.js
new file mode 100644
index 0000000..dfcfdd6
--- /dev/null
+++ b/js/dojo/dojox/collections/Dictionary.js
@@ -0,0 +1,116 @@
+//>>built
+define("dojox/collections/Dictionary", ["dojo/_base/kernel", "dojo/_base/array", "./_base"], function(dojo, darray, dxc){
+/*=====
+var dxc = dojox.collections;
+=====*/
+ dxc.Dictionary=function(/* dojox.collections.Dictionary? */dictionary){
+ // summary
+ // Returns an object of type dojox.collections.Dictionary
+ var items={};
+ this.count=0;
+
+ // comparator for property addition and access.
+ var testObject={};
+
+ this.add=function(/* string */k, /* object */v){
+ // summary
+ // Add a new item to the Dictionary.
+ var b=(k in items);
+ items[k]=new dxc.DictionaryEntry(k,v);
+ if(!b){
+ this.count++;
+ }
+ };
+ this.clear=function(){
+ // summary
+ // Clears the internal dictionary.
+ items={};
+ this.count=0;
+ };
+ this.clone=function(){
+ // summary
+ // Returns a new instance of dojox.collections.Dictionary; note the the dictionary is a clone but items might not be.
+ return new dxc.Dictionary(this); // dojox.collections.Dictionary
+ };
+ this.contains=this.containsKey=function(/* string */k){
+ // summary
+ // Check to see if the dictionary has an entry at key "k".
+ if(testObject[k]){
+ return false; // bool
+ }
+ return (items[k]!=null); // bool
+ };
+ this.containsValue=function(/* object */v){
+ // summary
+ // Check to see if the dictionary has an entry with value "v".
+ var e=this.getIterator();
+ while(e.get()){
+ if(e.element.value==v){
+ return true; // bool
+ }
+ }
+ return false; // bool
+ };
+ this.entry=function(/* string */k){
+ // summary
+ // Accessor method; similar to dojox.collections.Dictionary.item but returns the actual Entry object.
+ return items[k]; // dojox.collections.DictionaryEntry
+ };
+ this.forEach=function(/* function */ fn, /* object? */ scope){
+ // summary
+ // functional iterator, following the mozilla spec.
+ var a=[]; // Create an indexing array
+ for(var p in items) {
+ if(!testObject[p]){
+ a.push(items[p]); // fill it up
+ }
+ }
+ dojo.forEach(a, fn, scope);
+ };
+ this.getKeyList=function(){
+ // summary
+ // Returns an array of the keys in the dictionary.
+ return (this.getIterator()).map(function(entry){
+ return entry.key;
+ }); // array
+ };
+ this.getValueList=function(){
+ // summary
+ // Returns an array of the values in the dictionary.
+ return (this.getIterator()).map(function(entry){
+ return entry.value;
+ }); // array
+ };
+ this.item=function(/* string */k){
+ // summary
+ // Accessor method.
+ if(k in items){
+ return items[k].valueOf(); // object
+ }
+ return undefined; // object
+ };
+ this.getIterator=function(){
+ // summary
+ // Gets a dojox.collections.DictionaryIterator for iteration purposes.
+ return new dxc.DictionaryIterator(items); // dojox.collections.DictionaryIterator
+ };
+ this.remove=function(/* string */k){
+ // summary
+ // Removes the item at k from the internal collection.
+ if(k in items && !testObject[k]){
+ delete items[k];
+ this.count--;
+ return true; // bool
+ }
+ return false; // bool
+ };
+
+ if (dictionary){
+ var e=dictionary.getIterator();
+ while(e.get()) {
+ this.add(e.element.key, e.element.value);
+ }
+ }
+ };
+ return dxc.Dictionary;
+});