X-Git-Url: http://git.ithinksw.org/extjs.git/blobdiff_plain/ee06f37b0f6f6d94cd05a6ffae556660f7c4a2bc..c930e9176a5a85509c5b0230e2bff5c22a591432:/source/util/MixedCollection.js

diff --git a/source/util/MixedCollection.js b/source/util/MixedCollection.js
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--- a/source/util/MixedCollection.js
+++ /dev/null
@@ -1,577 +0,0 @@
-/*
- * Ext JS Library 2.2.1
- * Copyright(c) 2006-2009, Ext JS, LLC.
- * licensing@extjs.com
- * 
- * http://extjs.com/license
- */
-
-/**
- * @class Ext.util.MixedCollection
- * @extends Ext.util.Observable
- * A Collection class that maintains both numeric indexes and keys and exposes events.
- * @constructor
- * @param {Boolean} allowFunctions True if the addAll function should add function references to the
- * collection (defaults to false)
- * @param {Function} keyFn A function that can accept an item of the type(s) stored in this MixedCollection
- * and return the key value for that item.  This is used when available to look up the key on items that
- * were passed without an explicit key parameter to a MixedCollection method.  Passing this parameter is
- * equivalent to providing an implementation for the {@link #getKey} method.
- */
-Ext.util.MixedCollection = function(allowFunctions, keyFn){
-    this.items = [];
-    this.map = {};
-    this.keys = [];
-    this.length = 0;
-    this.addEvents(
-        /**
-         * @event clear
-         * Fires when the collection is cleared.
-         */
-        "clear",
-        /**
-         * @event add
-         * Fires when an item is added to the collection.
-         * @param {Number} index The index at which the item was added.
-         * @param {Object} o The item added.
-         * @param {String} key The key associated with the added item.
-         */
-        "add",
-        /**
-         * @event replace
-         * Fires when an item is replaced in the collection.
-         * @param {String} key he key associated with the new added.
-         * @param {Object} old The item being replaced.
-         * @param {Object} new The new item.
-         */
-        "replace",
-        /**
-         * @event remove
-         * Fires when an item is removed from the collection.
-         * @param {Object} o The item being removed.
-         * @param {String} key (optional) The key associated with the removed item.
-         */
-        "remove",
-        "sort"
-    );
-    this.allowFunctions = allowFunctions === true;
-    if(keyFn){
-        this.getKey = keyFn;
-    }
-    Ext.util.MixedCollection.superclass.constructor.call(this);
-};
-
-Ext.extend(Ext.util.MixedCollection, Ext.util.Observable, {
-    allowFunctions : false,
-
-/**
- * Adds an item to the collection. Fires the {@link #add} event when complete.
- * @param {String} key <p>The key to associate with the item, or the new item.</p>
- * <p>If you supplied a {@link #getKey} implementation for this MixedCollection, or if the key
- * of your stored items is in a property called <tt><b>id</b></tt>, then the MixedCollection
- * will be able to <i>derive</i> the key for the new item. In this case just pass the new item in
- * this parameter.</p>
- * @param {Object} o The item to add.
- * @return {Object} The item added.
- */
-    add : function(key, o){
-        if(arguments.length == 1){
-            o = arguments[0];
-            key = this.getKey(o);
-        }
-        if(typeof key == "undefined" || key === null){
-            this.length++;
-            this.items.push(o);
-            this.keys.push(null);
-        }else{
-            var old = this.map[key];
-            if(old){
-                return this.replace(key, o);
-            }
-            this.length++;
-            this.items.push(o);
-            this.map[key] = o;
-            this.keys.push(key);
-        }
-        this.fireEvent("add", this.length-1, o, key);
-        return o;
-    },
-
-/**
-  * MixedCollection has a generic way to fetch keys if you implement getKey.  The default implementation
-  * simply returns <tt style="font-weight:bold;">item.id</tt> but you can provide your own implementation
-  * to return a different value as in the following examples:
-<pre><code>
-// normal way
-var mc = new Ext.util.MixedCollection();
-mc.add(someEl.dom.id, someEl);
-mc.add(otherEl.dom.id, otherEl);
-//and so on
-
-// using getKey
-var mc = new Ext.util.MixedCollection();
-mc.getKey = function(el){
-   return el.dom.id;
-};
-mc.add(someEl);
-mc.add(otherEl);
-
-// or via the constructor
-var mc = new Ext.util.MixedCollection(false, function(el){
-   return el.dom.id;
-});
-mc.add(someEl);
-mc.add(otherEl);
-</code></pre>
- * @param {Object} item The item for which to find the key.
- * @return {Object} The key for the passed item.
- */
-    getKey : function(o){
-         return o.id;
-    },
-
-/**
- * Replaces an item in the collection. Fires the {@link #replace} event when complete.
- * @param {String} key <p>The key associated with the item to replace, or the replacement item.</p>
- * <p>If you supplied a {@link #getKey} implementation for this MixedCollection, or if the key
- * of your stored items is in a property called <tt><b>id</b></tt>, then the MixedCollection
- * will be able to <i>derive</i> the key of the replacement item. If you want to replace an item
- * with one having the same key value, then just pass the replacement item in this parameter.</p>
- * @param o {Object} o (optional) If the first parameter passed was a key, the item to associate
- * with that key.
- * @return {Object}  The new item.
- */
-    replace : function(key, o){
-        if(arguments.length == 1){
-            o = arguments[0];
-            key = this.getKey(o);
-        }
-        var old = this.item(key);
-        if(typeof key == "undefined" || key === null || typeof old == "undefined"){
-             return this.add(key, o);
-        }
-        var index = this.indexOfKey(key);
-        this.items[index] = o;
-        this.map[key] = o;
-        this.fireEvent("replace", key, old, o);
-        return o;
-    },
-
-/**
- * Adds all elements of an Array or an Object to the collection.
- * @param {Object/Array} objs An Object containing properties which will be added to the collection, or
- * an Array of values, each of which are added to the collection.
- */
-    addAll : function(objs){
-        if(arguments.length > 1 || Ext.isArray(objs)){
-            var args = arguments.length > 1 ? arguments : objs;
-            for(var i = 0, len = args.length; i < len; i++){
-                this.add(args[i]);
-            }
-        }else{
-            for(var key in objs){
-                if(this.allowFunctions || typeof objs[key] != "function"){
-                    this.add(key, objs[key]);
-                }
-            }
-        }
-    },
-
-/**
- * Executes the specified function once for every item in the collection, passing the following arguments:
- * <div class="mdetail-params"><ul>
- * <li><b>item</b> : Mixed<p class="sub-desc">The collection item</p></li>
- * <li><b>index</b> : Number<p class="sub-desc">The item's index</p></li>
- * <li><b>length</b> : Number<p class="sub-desc">The total number of items in the collection</p></li>
- * </ul></div>
- * The function should return a boolean value. Returning false from the function will stop the iteration.
- * @param {Function} fn The function to execute for each item.
- * @param {Object} scope (optional) The scope in which to execute the function.
- */
-    each : function(fn, scope){
-        var items = [].concat(this.items); // each safe for removal
-        for(var i = 0, len = items.length; i < len; i++){
-            if(fn.call(scope || items[i], items[i], i, len) === false){
-                break;
-            }
-        }
-    },
-
-/**
- * Executes the specified function once for every key in the collection, passing each
- * key, and its associated item as the first two parameters.
- * @param {Function} fn The function to execute for each item.
- * @param {Object} scope (optional) The scope in which to execute the function.
- */
-    eachKey : function(fn, scope){
-        for(var i = 0, len = this.keys.length; i < len; i++){
-            fn.call(scope || window, this.keys[i], this.items[i], i, len);
-        }
-    },
-
-    /**
-     * Returns the first item in the collection which elicits a true return value from the
-     * passed selection function.
-     * @param {Function} fn The selection function to execute for each item.
-     * @param {Object} scope (optional) The scope in which to execute the function.
-     * @return {Object} The first item in the collection which returned true from the selection function.
-     */
-    find : function(fn, scope){
-        for(var i = 0, len = this.items.length; i < len; i++){
-            if(fn.call(scope || window, this.items[i], this.keys[i])){
-                return this.items[i];
-            }
-        }
-        return null;
-    },
-
-/**
- * Inserts an item at the specified index in the collection. Fires the {@link #add} event when complete.
- * @param {Number} index The index to insert the item at.
- * @param {String} key The key to associate with the new item, or the item itself.
- * @param {Object} o (optional) If the second parameter was a key, the new item.
- * @return {Object} The item inserted.
- */
-    insert : function(index, key, o){
-        if(arguments.length == 2){
-            o = arguments[1];
-            key = this.getKey(o);
-        }
-        if(index >= this.length){
-            return this.add(key, o);
-        }
-        this.length++;
-        this.items.splice(index, 0, o);
-        if(typeof key != "undefined" && key != null){
-            this.map[key] = o;
-        }
-        this.keys.splice(index, 0, key);
-        this.fireEvent("add", index, o, key);
-        return o;
-    },
-
-/**
- * Remove an item from the collection.
- * @param {Object} o The item to remove.
- * @return {Object} The item removed or false if no item was removed.
- */
-    remove : function(o){
-        return this.removeAt(this.indexOf(o));
-    },
-
-/**
- * Remove an item from a specified index in the collection. Fires the {@link #remove} event when complete.
- * @param {Number} index The index within the collection of the item to remove.
- * @return {Object} The item removed or false if no item was removed.
- */
-    removeAt : function(index){
-        if(index < this.length && index >= 0){
-            this.length--;
-            var o = this.items[index];
-            this.items.splice(index, 1);
-            var key = this.keys[index];
-            if(typeof key != "undefined"){
-                delete this.map[key];
-            }
-            this.keys.splice(index, 1);
-            this.fireEvent("remove", o, key);
-            return o;
-        }
-        return false;
-    },
-
-/**
- * Removed an item associated with the passed key fom the collection.
- * @param {String} key The key of the item to remove.
- * @return {Object} The item removed or false if no item was removed.
- */
-    removeKey : function(key){
-        return this.removeAt(this.indexOfKey(key));
-    },
-
-/**
- * Returns the number of items in the collection.
- * @return {Number} the number of items in the collection.
- */
-    getCount : function(){
-        return this.length;
-    },
-
-/**
- * Returns index within the collection of the passed Object.
- * @param {Object} o The item to find the index of.
- * @return {Number} index of the item. Returns -1 if not found.
- */
-    indexOf : function(o){
-        return this.items.indexOf(o);
-    },
-
-/**
- * Returns index within the collection of the passed key.
- * @param {String} key The key to find the index of.
- * @return {Number} index of the key.
- */
-    indexOfKey : function(key){
-        return this.keys.indexOf(key);
-    },
-
-/**
- * Returns the item associated with the passed key OR index. Key has priority over index.  This is the equivalent
- * of calling {@link #key} first, then if nothing matched calling {@link #itemAt}.
- * @param {String/Number} key The key or index of the item.
- * @return {Object} The item associated with the passed key.
- */
-    item : function(key){
-        var item = typeof this.map[key] != "undefined" ? this.map[key] : this.items[key];
-        return typeof item != 'function' || this.allowFunctions ? item : null; // for prototype!
-    },
-
-/**
- * Returns the item at the specified index.
- * @param {Number} index The index of the item.
- * @return {Object} The item at the specified index.
- */
-    itemAt : function(index){
-        return this.items[index];
-    },
-
-/**
- * Returns the item associated with the passed key.
- * @param {String/Number} key The key of the item.
- * @return {Object} The item associated with the passed key.
- */
-    key : function(key){
-        return this.map[key];
-    },
-
-/**
- * Returns true if the collection contains the passed Object as an item.
- * @param {Object} o  The Object to look for in the collection.
- * @return {Boolean} True if the collection contains the Object as an item.
- */
-    contains : function(o){
-        return this.indexOf(o) != -1;
-    },
-
-/**
- * Returns true if the collection contains the passed Object as a key.
- * @param {String} key The key to look for in the collection.
- * @return {Boolean} True if the collection contains the Object as a key.
- */
-    containsKey : function(key){
-        return typeof this.map[key] != "undefined";
-    },
-
-/**
- * Removes all items from the collection.  Fires the {@link #clear} event when complete.
- */
-    clear : function(){
-        this.length = 0;
-        this.items = [];
-        this.keys = [];
-        this.map = {};
-        this.fireEvent("clear");
-    },
-
-/**
- * Returns the first item in the collection.
- * @return {Object} the first item in the collection..
- */
-    first : function(){
-        return this.items[0];
-    },
-
-/**
- * Returns the last item in the collection.
- * @return {Object} the last item in the collection..
- */
-    last : function(){
-        return this.items[this.length-1];
-    },
-
-    // private
-    _sort : function(property, dir, fn){
-        var dsc = String(dir).toUpperCase() == "DESC" ? -1 : 1;
-        fn = fn || function(a, b){
-            return a-b;
-        };
-        var c = [], k = this.keys, items = this.items;
-        for(var i = 0, len = items.length; i < len; i++){
-            c[c.length] = {key: k[i], value: items[i], index: i};
-        }
-        c.sort(function(a, b){
-            var v = fn(a[property], b[property]) * dsc;
-            if(v == 0){
-                v = (a.index < b.index ? -1 : 1);
-            }
-            return v;
-        });
-        for(var i = 0, len = c.length; i < len; i++){
-            items[i] = c[i].value;
-            k[i] = c[i].key;
-        }
-        this.fireEvent("sort", this);
-    },
-
-    /**
-     * Sorts this collection with the passed comparison function
-     * @param {String} direction (optional) "ASC" or "DESC"
-     * @param {Function} fn (optional) comparison function
-     */
-    sort : function(dir, fn){
-        this._sort("value", dir, fn);
-    },
-
-    /**
-     * Sorts this collection by keys
-     * @param {String} direction (optional) "ASC" or "DESC"
-     * @param {Function} fn (optional) a comparison function (defaults to case insensitive string)
-     */
-    keySort : function(dir, fn){
-        this._sort("key", dir, fn || function(a, b){
-            var v1 = String(a).toUpperCase(), v2 = String(b).toUpperCase();
-            return v1 > v2 ? 1 : (v1 < v2 ? -1 : 0);
-        });
-    },
-
-    /**
-     * Returns a range of items in this collection
-     * @param {Number} startIndex (optional) defaults to 0
-     * @param {Number} endIndex (optional) default to the last item
-     * @return {Array} An array of items
-     */
-    getRange : function(start, end){
-        var items = this.items;
-        if(items.length < 1){
-            return [];
-        }
-        start = start || 0;
-        end = Math.min(typeof end == "undefined" ? this.length-1 : end, this.length-1);
-        var r = [];
-        if(start <= end){
-            for(var i = start; i <= end; i++) {
-        	    r[r.length] = items[i];
-            }
-        }else{
-            for(var i = start; i >= end; i--) {
-        	    r[r.length] = items[i];
-            }
-        }
-        return r;
-    },
-
-    /**
-     * Filter the <i>objects</i> in this collection by a specific property.
-     * Returns a new collection that has been filtered.
-     * @param {String} property A property on your objects
-     * @param {String/RegExp} value Either string that the property values
-     * should start with or a RegExp to test against the property
-     * @param {Boolean} anyMatch (optional) True to match any part of the string, not just the beginning
-     * @param {Boolean} caseSensitive (optional) True for case sensitive comparison (defaults to False).
-     * @return {MixedCollection} The new filtered collection
-     */
-    filter : function(property, value, anyMatch, caseSensitive){
-        if(Ext.isEmpty(value, false)){
-            return this.clone();
-        }
-        value = this.createValueMatcher(value, anyMatch, caseSensitive);
-        return this.filterBy(function(o){
-            return o && value.test(o[property]);
-        });
-	},
-
-    /**
-     * Filter by a function. Returns a <i>new</i> collection that has been filtered.
-     * The passed function will be called with each object in the collection.
-     * If the function returns true, the value is included otherwise it is filtered.
-     * @param {Function} fn The function to be called, it will receive the args o (the object), k (the key)
-     * @param {Object} scope (optional) The scope of the function (defaults to this)
-     * @return {MixedCollection} The new filtered collection
-     */
-    filterBy : function(fn, scope){
-        var r = new Ext.util.MixedCollection();
-        r.getKey = this.getKey;
-        var k = this.keys, it = this.items;
-        for(var i = 0, len = it.length; i < len; i++){
-            if(fn.call(scope||this, it[i], k[i])){
-				r.add(k[i], it[i]);
-			}
-        }
-        return r;
-    },
-
-    /**
-     * Finds the index of the first matching object in this collection by a specific property/value.
-     * @param {String} property The name of a property on your objects.
-     * @param {String/RegExp} value A string that the property values
-     * should start with or a RegExp to test against the property.
-     * @param {Number} start (optional) The index to start searching at (defaults to 0).
-     * @param {Boolean} anyMatch (optional) True to match any part of the string, not just the beginning.
-     * @param {Boolean} caseSensitive (optional) True for case sensitive comparison.
-     * @return {Number} The matched index or -1
-     */
-    findIndex : function(property, value, start, anyMatch, caseSensitive){
-        if(Ext.isEmpty(value, false)){
-            return -1;
-        }
-        value = this.createValueMatcher(value, anyMatch, caseSensitive);
-        return this.findIndexBy(function(o){
-            return o && value.test(o[property]);
-        }, null, start);
-	},
-
-    /**
-     * Find the index of the first matching object in this collection by a function.
-     * If the function returns <i>true</i> it is considered a match.
-     * @param {Function} fn The function to be called, it will receive the args o (the object), k (the key).
-     * @param {Object} scope (optional) The scope of the function (defaults to this).
-     * @param {Number} start (optional) The index to start searching at (defaults to 0).
-     * @return {Number} The matched index or -1
-     */
-    findIndexBy : function(fn, scope, start){
-        var k = this.keys, it = this.items;
-        for(var i = (start||0), len = it.length; i < len; i++){
-            if(fn.call(scope||this, it[i], k[i])){
-				return i;
-            }
-        }
-        if(typeof start == 'number' && start > 0){
-            for(var i = 0; i < start; i++){
-                if(fn.call(scope||this, it[i], k[i])){
-                    return i;
-                }
-            }
-        }
-        return -1;
-    },
-
-    // private
-    createValueMatcher : function(value, anyMatch, caseSensitive){
-        if(!value.exec){ // not a regex
-            value = String(value);
-            value = new RegExp((anyMatch === true ? '' : '^') + Ext.escapeRe(value), caseSensitive ? '' : 'i');
-        }
-        return value;
-    },
-
-    /**
-     * Creates a shallow copy of this collection
-     * @return {MixedCollection}
-     */
-    clone : function(){
-        var r = new Ext.util.MixedCollection();
-        var k = this.keys, it = this.items;
-        for(var i = 0, len = it.length; i < len; i++){
-            r.add(k[i], it[i]);
-        }
-        r.getKey = this.getKey;
-        return r;
-    }
-});
-/**
- * Returns the item associated with the passed key or index.
- * @method
- * @param {String/Number} key The key or index of the item.
- * @return {Object} The item associated with the passed key.
- */
-Ext.util.MixedCollection.prototype.get = Ext.util.MixedCollection.prototype.item;
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