X-Git-Url: http://git.ithinksw.org/extjs.git/blobdiff_plain/c930e9176a5a85509c5b0230e2bff5c22a591432..7a654f8d43fdb43d78b63d90528bed6e86b608cc:/docs/source/AbstractView.html diff --git a/docs/source/AbstractView.html b/docs/source/AbstractView.html new file mode 100644 index 00000000..4ebd8f74 --- /dev/null +++ b/docs/source/AbstractView.html @@ -0,0 +1,815 @@ +Sencha Documentation Project
/**
+ * @class Ext.view.AbstractView
+ * @extends Ext.Component
+ * This is an abstract superclass and should not be used directly. Please see {@link Ext.view.View}.
+ */
+Ext.define('Ext.view.AbstractView', {
+    extend: 'Ext.Component',
+    alternateClassName: 'Ext.view.AbstractView',
+    requires: [
+        'Ext.LoadMask',
+        'Ext.data.StoreManager',
+        'Ext.CompositeElementLite',
+        'Ext.DomQuery',
+        'Ext.selection.DataViewModel'
+    ],
+    
+    inheritableStatics: {
+        getRecord: function(node) {
+            return this.getBoundView(node).getRecord(node);
+        },
+        
+        getBoundView: function(node) {
+            return Ext.getCmp(node.boundView);
+        }
+    },
+    
+    /**
+     * @cfg {String/Array/Ext.XTemplate} tpl
+     * @required
+     * The HTML fragment or an array of fragments that will make up the template used by this DataView.  This should
+     * be specified in the same format expected by the constructor of {@link Ext.XTemplate}.
+     */
+    /**
+     * @cfg {Ext.data.Store} store
+     * @required
+     * The {@link Ext.data.Store} to bind this DataView to.
+     */
+
+    /**
+     * @cfg {String} itemSelector
+     * @required
+     * <b>This is a required setting</b>. A simple CSS selector (e.g. <tt>div.some-class</tt> or
+     * <tt>span:first-child</tt>) that will be used to determine what nodes this DataView will be
+     * working with. The itemSelector is used to map DOM nodes to records. As such, there should
+     * only be one root level element that matches the selector for each record.
+     */
+    
+    /**
+     * @cfg {String} itemCls
+     * Specifies the class to be assigned to each element in the view when used in conjunction with the
+     * {@link #itemTpl} configuration.
+     */
+    itemCls: Ext.baseCSSPrefix + 'dataview-item',
+    
+    /**
+     * @cfg {String/Array/Ext.XTemplate} itemTpl
+     * The inner portion of the item template to be rendered. Follows an XTemplate
+     * structure and will be placed inside of a tpl.
+     */
+
+    /**
+     * @cfg {String} overItemCls
+     * A CSS class to apply to each item in the view on mouseover (defaults to undefined). 
+     * Ensure {@link #trackOver} is set to `true` to make use of this.
+     */
+
+    /**
+     * @cfg {String} loadingText
+     * A string to display during data load operations (defaults to undefined).  If specified, this text will be
+     * displayed in a loading div and the view's contents will be cleared while loading, otherwise the view's
+     * contents will continue to display normally until the new data is loaded and the contents are replaced.
+     */
+    loadingText: 'Loading...',
+    
+    /**
+     * @cfg {String} loadingCls
+     * The CSS class to apply to the loading message element (defaults to Ext.LoadMask.prototype.msgCls "x-mask-loading")
+     */
+    
+    /**
+     * @cfg {Boolean} loadingUseMsg
+     * Whether or not to use the loading message.
+     * @private
+     */
+    loadingUseMsg: true,
+    
+
+    /**
+     * @cfg {Number} loadingHeight
+     * If specified, gives an explicit height for the data view when it is showing the {@link #loadingText},
+     * if that is specified. This is useful to prevent the view's height from collapsing to zero when the
+     * loading mask is applied and there are no other contents in the data view. Defaults to undefined.
+     */
+
+    /**
+     * @cfg {String} selectedItemCls
+     * A CSS class to apply to each selected item in the view (defaults to 'x-view-selected').
+     */
+    selectedItemCls: Ext.baseCSSPrefix + 'item-selected',
+
+    /**
+     * @cfg {String} emptyText
+     * The text to display in the view when there is no data to display (defaults to '').
+     * Note that when using local data the emptyText will not be displayed unless you set
+     * the {@link #deferEmptyText} option to false.
+     */
+    emptyText: "",
+
+    /**
+     * @cfg {Boolean} deferEmptyText True to defer emptyText being applied until the store's first load
+     */
+    deferEmptyText: true,
+
+    /**
+     * @cfg {Boolean} trackOver True to enable mouseenter and mouseleave events
+     */
+    trackOver: false,
+
+    /**
+     * @cfg {Boolean} blockRefresh Set this to true to ignore datachanged events on the bound store. This is useful if
+     * you wish to provide custom transition animations via a plugin (defaults to false)
+     */
+    blockRefresh: false,
+
+    /**
+     * @cfg {Boolean} disableSelection <p><tt>true</tt> to disable selection within the DataView. Defaults to <tt>false</tt>.
+     * This configuration will lock the selection model that the DataView uses.</p>
+     */
+
+
+    //private
+    last: false,
+    
+    triggerEvent: 'itemclick',
+    triggerCtEvent: 'containerclick',
+    
+    addCmpEvents: function() {
+        
+    },
+
+    // private
+    initComponent : function(){
+        var me = this,
+            isDef = Ext.isDefined,
+            itemTpl = me.itemTpl,
+            memberFn = {};
+            
+        if (itemTpl) {
+            if (Ext.isArray(itemTpl)) {
+                // string array
+                itemTpl = itemTpl.join('');
+            } else if (Ext.isObject(itemTpl)) {
+                // tpl instance
+                memberFn = Ext.apply(memberFn, itemTpl.initialConfig);
+                itemTpl = itemTpl.html;
+            }
+            
+            if (!me.itemSelector) {
+                me.itemSelector = '.' + me.itemCls;
+            }
+            
+            itemTpl = Ext.String.format('<tpl for="."><div class="{0}">{1}</div></tpl>', me.itemCls, itemTpl);
+            me.tpl = Ext.create('Ext.XTemplate', itemTpl, memberFn);
+        }
+
+        //<debug>
+        if (!isDef(me.tpl) || !isDef(me.itemSelector)) {
+            Ext.Error.raise({
+                sourceClass: 'Ext.view.View',
+                tpl: me.tpl,
+                itemSelector: me.itemSelector,
+                msg: "DataView requires both tpl and itemSelector configurations to be defined."
+            });
+        }
+        //</debug>
+
+        me.callParent();
+        if(Ext.isString(me.tpl) || Ext.isArray(me.tpl)){
+            me.tpl = Ext.create('Ext.XTemplate', me.tpl);
+        }
+
+        //<debug>
+        // backwards compat alias for overClass/selectedClass
+        // TODO: Consider support for overCls generation Ext.Component config
+        if (isDef(me.overCls) || isDef(me.overClass)) {
+            if (Ext.isDefined(Ext.global.console)) {
+                Ext.global.console.warn('Ext.view.View: Using the deprecated overCls or overClass configuration. Use overItemCls instead.');
+            }
+            me.overItemCls = me.overCls || me.overClass;
+            delete me.overCls;
+            delete me.overClass;
+        }
+
+        if (me.overItemCls) {
+            me.trackOver = true;
+        }
+        
+        if (isDef(me.selectedCls) || isDef(me.selectedClass)) {
+            if (Ext.isDefined(Ext.global.console)) {
+                Ext.global.console.warn('Ext.view.View: Using the deprecated selectedCls or selectedClass configuration. Use selectedItemCls instead.');
+            }
+            me.selectedItemCls = me.selectedCls || me.selectedClass;
+            delete me.selectedCls;
+            delete me.selectedClass;
+        }
+        //</debug>
+        
+        me.addEvents(
+            /**
+             * @event beforerefresh
+             * Fires before the view is refreshed
+             * @param {Ext.view.View} this The DataView object
+             */
+            'beforerefresh',
+            /**
+             * @event refresh
+             * Fires when the view is refreshed
+             * @param {Ext.view.View} this The DataView object
+             */
+            'refresh',
+            /**
+             * @event itemupdate
+             * Fires when the node associated with an individual record is updated
+             * @param {Ext.data.Model} record The model instance
+             * @param {Number} index The index of the record/node
+             * @param {HTMLElement} node The node that has just been updated
+             */
+            'itemupdate',
+            /**
+             * @event itemadd
+             * Fires when the nodes associated with an recordset have been added to the underlying store
+             * @param {Array[Ext.data.Model]} records The model instance
+             * @param {Number} index The index at which the set of record/nodes starts
+             * @param {Array[HTMLElement]} node The node that has just been updated
+             */
+            'itemadd',
+            /**
+             * @event itemremove
+             * Fires when the node associated with an individual record is removed
+             * @param {Ext.data.Model} record The model instance
+             * @param {Number} index The index of the record/node
+             */
+            'itemremove'
+        );
+
+        me.addCmpEvents();
+
+        if (me.store) {
+            me.store = Ext.data.StoreManager.lookup(me.store);
+        }
+        me.all = new Ext.CompositeElementLite();
+        me.getSelectionModel().bindComponent(me);
+    },
+
+    onRender: function() {
+        var me = this,
+            loadingText = me.loadingText,
+            loadingHeight = me.loadingHeight,
+            undef;
+
+        me.callParent(arguments);
+        if (loadingText) {
+            
+            // Attach the LoadMask to a *Component* so that it can be sensitive to resizing during long loads.
+            // If this DataView is floating, then mask this DataView.
+            // Otherwise, mask its owning Container (or this, if there *is* no owning Container).
+            // LoadMask captures the element upon render.
+            me.loadMask = Ext.create('Ext.LoadMask', me.floating ? me : me.ownerCt || me, {
+                msg: loadingText,
+                msgCls: me.loadingCls,
+                useMsg: me.loadingUseMsg,
+                listeners: {
+                    beforeshow: function() {
+                        me.getTargetEl().update('');
+                        me.getSelectionModel().deselectAll();
+                        me.all.clear();
+                        if (loadingHeight) {
+                            me.setCalculatedSize(undef, loadingHeight);
+                        }
+                    },
+                    hide: function() {
+                        if (loadingHeight) {
+                            me.setHeight(me.height);
+                        }
+                    }
+                }
+            });
+        }
+    },
+
+    getSelectionModel: function(){
+        var me = this,
+            mode = 'SINGLE';
+
+        if (!me.selModel) {
+            me.selModel = {};
+        }
+
+        if (me.simpleSelect) {
+            mode = 'SIMPLE';
+        } else if (me.multiSelect) {
+            mode = 'MULTI';
+        }
+
+        Ext.applyIf(me.selModel, {
+            allowDeselect: me.allowDeselect,
+            mode: mode
+        });
+
+        if (!me.selModel.events) {
+            me.selModel = Ext.create('Ext.selection.DataViewModel', me.selModel);
+        }
+
+        if (!me.selModel.hasRelaySetup) {
+            me.relayEvents(me.selModel, ['selectionchange', 'beforeselect', 'select', 'deselect']);
+            me.selModel.hasRelaySetup = true;
+        }
+
+        // lock the selection model if user
+        // has disabled selection
+        if (me.disableSelection) {
+            me.selModel.locked = true;
+        }
+
+        return me.selModel;
+    },
+
+    /**
+     * Refreshes the view by reloading the data from the store and re-rendering the template.
+     */
+    refresh: function() {
+        var me = this,
+            el,
+            records;
+            
+        if (!me.rendered) {
+            return;
+        }
+        
+        me.fireEvent('beforerefresh', me);
+        el = me.getTargetEl();
+        records = me.store.getRange();
+
+        el.update('');
+        if (records.length < 1) {
+            if (!me.deferEmptyText || me.hasSkippedEmptyText) {
+                el.update(me.emptyText);
+            }
+            me.all.clear();
+        } else {
+            me.tpl.overwrite(el, me.collectData(records, 0));
+            me.all.fill(Ext.query(me.getItemSelector(), el.dom));
+            me.updateIndexes(0);
+        }
+        
+        me.selModel.refresh();
+        me.hasSkippedEmptyText = true;
+        me.fireEvent('refresh', me);
+    },
+
+    /**
+     * Function which can be overridden to provide custom formatting for each Record that is used by this
+     * DataView's {@link #tpl template} to render each node.
+     * @param {Array/Object} data The raw data object that was used to create the Record.
+     * @param {Number} recordIndex the index number of the Record being prepared for rendering.
+     * @param {Record} record The Record being prepared for rendering.
+     * @return {Array/Object} The formatted data in a format expected by the internal {@link #tpl template}'s overwrite() method.
+     * (either an array if your params are numeric (i.e. {0}) or an object (i.e. {foo: 'bar'}))
+     */
+    prepareData: function(data, index, record) {
+        if (record) {    
+            Ext.apply(data, record.getAssociatedData());            
+        }
+        return data;
+    },
+    
+    /**
+     * <p>Function which can be overridden which returns the data object passed to this
+     * DataView's {@link #tpl template} to render the whole DataView.</p>
+     * <p>This is usually an Array of data objects, each element of which is processed by an
+     * {@link Ext.XTemplate XTemplate} which uses <tt>'&lt;tpl for="."&gt;'</tt> to iterate over its supplied
+     * data object as an Array. However, <i>named</i> properties may be placed into the data object to
+     * provide non-repeating data such as headings, totals etc.</p>
+     * @param {Array} records An Array of {@link Ext.data.Model}s to be rendered into the DataView.
+     * @param {Number} startIndex the index number of the Record being prepared for rendering.
+     * @return {Array} An Array of data objects to be processed by a repeating XTemplate. May also
+     * contain <i>named</i> properties.
+     */
+    collectData : function(records, startIndex){
+        var r = [],
+            i = 0,
+            len = records.length;
+
+        for(; i < len; i++){
+            r[r.length] = this.prepareData(records[i].data, startIndex + i, records[i]);
+        }
+
+        return r;
+    },
+
+    // private
+    bufferRender : function(records, index){
+        var div = document.createElement('div');
+        this.tpl.overwrite(div, this.collectData(records, index));
+        return Ext.query(this.getItemSelector(), div);
+    },
+
+    // private
+    onUpdate : function(ds, record){
+        var me = this,
+            index = me.store.indexOf(record),
+            original,
+            node;
+
+        if (index > -1){
+            original = me.all.elements[index];
+            node = me.bufferRender([record], index)[0];
+
+            me.all.replaceElement(index, node, true);
+            me.updateIndexes(index, index);
+
+            // Maintain selection after update
+            // TODO: Move to approriate event handler.
+            me.selModel.refresh();
+            me.fireEvent('itemupdate', record, index, node);
+        }
+
+    },
+
+    // private
+    onAdd : function(ds, records, index) {
+        var me = this,
+            nodes;
+            
+        if (me.all.getCount() === 0) {
+            me.refresh();
+            return;
+        }
+        
+        nodes = me.bufferRender(records, index);
+        me.doAdd(nodes, records, index);
+
+        me.selModel.refresh();
+        me.updateIndexes(index);
+        me.fireEvent('itemadd', records, index, nodes);
+    },
+
+    doAdd: function(nodes, records, index) {
+        var n, a = this.all.elements;
+        if (index < this.all.getCount()) {
+            n = this.all.item(index).insertSibling(nodes, 'before', true);
+            a.splice.apply(a, [index, 0].concat(nodes));
+        } 
+        else {
+            n = this.all.last().insertSibling(nodes, 'after', true);
+            a.push.apply(a, nodes);
+        }    
+    },
+    
+    // private
+    onRemove : function(ds, record, index) {
+        var me = this;
+        
+        me.doRemove(record, index);
+        me.updateIndexes(index);
+        if (me.store.getCount() === 0){
+            me.refresh();
+        }
+        me.fireEvent('itemremove', record, index);
+    },
+    
+    doRemove: function(record, index) {
+        this.all.removeElement(index, true);
+    },
+
+    /**
+     * Refreshes an individual node's data from the store.
+     * @param {Number} index The item's data index in the store
+     */
+    refreshNode : function(index){
+        this.onUpdate(this.store, this.store.getAt(index));
+    },
+
+    // private
+    updateIndexes : function(startIndex, endIndex) {
+        var ns = this.all.elements,
+            records = this.store.getRange();
+        startIndex = startIndex || 0;
+        endIndex = endIndex || ((endIndex === 0) ? 0 : (ns.length - 1));
+        for(var i = startIndex; i <= endIndex; i++){
+            ns[i].viewIndex = i;
+            ns[i].viewRecordId = records[i].internalId;
+            if (!ns[i].boundView) {
+                ns[i].boundView = this.id;
+            }
+        }
+    },
+
+    /**
+     * Returns the store associated with this DataView.
+     * @return {Ext.data.Store} The store
+     */
+    getStore : function(){
+        return this.store;
+    },
+
+    /**
+     * Changes the data store bound to this view and refreshes it.
+     * @param {Store} store The store to bind to this view
+     */
+    bindStore : function(store, initial) {
+        var me = this;
+        
+        if (!initial && me.store) {
+            if (store !== me.store && me.store.autoDestroy) {
+                me.store.destroy();
+            } 
+            else {
+                me.mun(me.store, {
+                    scope: me,
+                    datachanged: me.onDataChanged,
+                    add: me.onAdd,
+                    remove: me.onRemove,
+                    update: me.onUpdate,
+                    clear: me.refresh
+                });
+            }
+            if (!store) {
+                if (me.loadMask) {
+                    me.loadMask.bindStore(null);
+                }
+                me.store = null;
+            }
+        }
+        if (store) {
+            store = Ext.data.StoreManager.lookup(store);
+            me.mon(store, {
+                scope: me,
+                datachanged: me.onDataChanged,
+                add: me.onAdd,
+                remove: me.onRemove,
+                update: me.onUpdate,
+                clear: me.refresh
+            });
+            if (me.loadMask) {
+                me.loadMask.bindStore(store);
+            }
+        }
+        
+        me.store = store;
+        // Bind the store to our selection model
+        me.getSelectionModel().bind(store);
+        
+        if (store) {
+            me.refresh(true);
+        }
+    },
+
+    /**
+     * @private
+     * Calls this.refresh if this.blockRefresh is not true
+     */
+    onDataChanged: function() {
+        if (this.blockRefresh !== true) {
+            this.refresh.apply(this, arguments);
+        }
+    },
+
+    /**
+     * Returns the template node the passed child belongs to, or null if it doesn't belong to one.
+     * @param {HTMLElement} node
+     * @return {HTMLElement} The template node
+     */
+    findItemByChild: function(node){
+        return Ext.fly(node).findParent(this.getItemSelector(), this.getTargetEl());
+    },
+    
+    /**
+     * Returns the template node by the Ext.EventObject or null if it is not found.
+     * @param {Ext.EventObject} e
+     */
+    findTargetByEvent: function(e) {
+        return e.getTarget(this.getItemSelector(), this.getTargetEl());
+    },
+
+
+    /**
+     * Gets the currently selected nodes.
+     * @return {Array} An array of HTMLElements
+     */
+    getSelectedNodes: function(){
+        var nodes   = [],
+            records = this.selModel.getSelection(),
+            ln = records.length,
+            i  = 0;
+
+        for (; i < ln; i++) {
+            nodes.push(this.getNode(records[i]));
+        }
+
+        return nodes;
+    },
+
+    /**
+     * Gets an array of the records from an array of nodes
+     * @param {Array} nodes The nodes to evaluate
+     * @return {Array} records The {@link Ext.data.Model} objects
+     */
+    getRecords: function(nodes) {
+        var records = [],
+            i = 0,
+            len = nodes.length,
+            data = this.store.data;
+
+        for (; i < len; i++) {
+            records[records.length] = data.getByKey(nodes[i].viewRecordId);
+        }
+
+        return records;
+    },
+
+    /**
+     * Gets a record from a node
+     * @param {Element/HTMLElement} node The node to evaluate
+     * 
+     * @return {Record} record The {@link Ext.data.Model} object
+     */
+    getRecord: function(node){
+        return this.store.data.getByKey(Ext.getDom(node).viewRecordId);
+    },
+    
+
+    /**
+     * Returns true if the passed node is selected, else false.
+     * @param {HTMLElement/Number/Ext.data.Model} node The node, node index or record to check
+     * @return {Boolean} True if selected, else false
+     */
+    isSelected : function(node) {
+        // TODO: El/Idx/Record
+        var r = this.getRecord(node);
+        return this.selModel.isSelected(r);
+    },
+    
+    /**
+     * Selects a record instance by record instance or index.
+     * @param {Ext.data.Model/Index} records An array of records or an index
+     * @param {Boolean} keepExisting
+     * @param {Boolean} suppressEvent Set to false to not fire a select event
+     */
+    select: function(records, keepExisting, suppressEvent) {
+        this.selModel.select(records, keepExisting, suppressEvent);
+    },
+
+    /**
+     * Deselects a record instance by record instance or index.
+     * @param {Ext.data.Model/Index} records An array of records or an index
+     * @param {Boolean} suppressEvent Set to false to not fire a deselect event
+     */
+    deselect: function(records, suppressEvent) {
+        this.selModel.deselect(records, suppressEvent);
+    },
+
+    /**
+     * Gets a template node.
+     * @param {HTMLElement/String/Number/Ext.data.Model} nodeInfo An HTMLElement template node, index of a template node,
+     * the id of a template node or the record associated with the node.
+     * @return {HTMLElement} The node or null if it wasn't found
+     */
+    getNode : function(nodeInfo) {
+        if (Ext.isString(nodeInfo)) {
+            return document.getElementById(nodeInfo);
+        } else if (Ext.isNumber(nodeInfo)) {
+            return this.all.elements[nodeInfo];
+        } else if (nodeInfo instanceof Ext.data.Model) {
+            return this.getNodeByRecord(nodeInfo);
+        }
+        return nodeInfo;
+    },
+    
+    /**
+     * @private
+     */
+    getNodeByRecord: function(record) {
+        var ns = this.all.elements,
+            ln = ns.length,
+            i = 0;
+        
+        for (; i < ln; i++) {
+            if (ns[i].viewRecordId === record.internalId) {
+                return ns[i];
+            }
+        }
+        
+        return null;
+    },
+    
+    /**
+     * Gets a range nodes.
+     * @param {Number} start (optional) The index of the first node in the range
+     * @param {Number} end (optional) The index of the last node in the range
+     * @return {Array} An array of nodes
+     */
+    getNodes: function(start, end) {
+        var ns = this.all.elements,
+            nodes = [],
+            i;
+
+        start = start || 0;
+        end = !Ext.isDefined(end) ? Math.max(ns.length - 1, 0) : end;
+        if (start <= end) {
+            for (i = start; i <= end && ns[i]; i++) {
+                nodes.push(ns[i]);
+            }
+        } else {
+            for (i = start; i >= end && ns[i]; i--) {
+                nodes.push(ns[i]);
+            }
+        }
+        return nodes;
+    },
+
+    /**
+     * Finds the index of the passed node.
+     * @param {HTMLElement/String/Number/Record} nodeInfo An HTMLElement template node, index of a template node, the id of a template node
+     * or a record associated with a node.
+     * @return {Number} The index of the node or -1
+     */
+    indexOf: function(node) {
+        node = this.getNode(node);
+        if (Ext.isNumber(node.viewIndex)) {
+            return node.viewIndex;
+        }
+        return this.all.indexOf(node);
+    },
+
+    onDestroy : function() {
+        var me = this;
+        
+        me.all.clear();
+        me.callParent();
+        me.bindStore(null);
+        me.selModel.destroy();
+    },
+
+    // invoked by the selection model to maintain visual UI cues
+    onItemSelect: function(record) {
+        var node = this.getNode(record);
+        Ext.fly(node).addCls(this.selectedItemCls);
+    },
+
+    // invoked by the selection model to maintain visual UI cues
+    onItemDeselect: function(record) {
+        var node = this.getNode(record);
+        Ext.fly(node).removeCls(this.selectedItemCls);
+    },
+    
+    getItemSelector: function() {
+        return this.itemSelector;
+    }
+}, function() {
+    // all of this information is available directly
+    // from the SelectionModel itself, the only added methods
+    // to DataView regarding selection will perform some transformation/lookup
+    // between HTMLElement/Nodes to records and vice versa.
+    Ext.deprecate('extjs', '4.0', function() {
+        Ext.view.AbstractView.override({
+            /**
+             * @cfg {Boolean} multiSelect
+             * True to allow selection of more than one item at a time, false to allow selection of only a single item
+             * at a time or no selection at all, depending on the value of {@link #singleSelect} (defaults to false).
+             */
+            /**
+             * @cfg {Boolean} singleSelect
+             * True to allow selection of exactly one item at a time, false to allow no selection at all (defaults to false).
+             * Note that if {@link #multiSelect} = true, this value will be ignored.
+             */
+            /**
+             * @cfg {Boolean} simpleSelect
+             * True to enable multiselection by clicking on multiple items without requiring the user to hold Shift or Ctrl,
+             * false to force the user to hold Ctrl or Shift to select more than on item (defaults to false).
+             */
+            
+            /**
+             * Gets the number of selected nodes.
+             * @return {Number} The node count
+             */
+            getSelectionCount : function(){
+                console.warn("DataView: getSelectionCount will be removed, please interact with the Ext.selection.DataViewModel");
+                return this.selModel.getSelection().length;
+            },
+        
+            /**
+             * Gets an array of the selected records
+             * @return {Array} An array of {@link Ext.data.Model} objects
+             */
+            getSelectedRecords : function(){
+                console.warn("DataView: getSelectedRecords will be removed, please interact with the Ext.selection.DataViewModel");
+                return this.selModel.getSelection();
+            },
+    
+            select: function(records, keepExisting, supressEvents) {
+                console.warn("DataView: select will be removed, please access select through a DataView's SelectionModel, ie: view.getSelectionModel().select()");
+                var sm = this.getSelectionModel();
+                return sm.select.apply(sm, arguments);
+            },
+            
+            clearSelections: function() {
+                console.warn("DataView: clearSelections will be removed, please access deselectAll through DataView's SelectionModel, ie: view.getSelectionModel().deselectAll()");
+                var sm = this.getSelectionModel();
+                return sm.deselectAll();
+            }
+        });    
+    });
+});
+
\ No newline at end of file