Upgrade to ExtJS 4.0.0 - Released 04/26/2011
[extjs.git] / src / widgets / grid / AbstractSelectionModel.js
diff --git a/src/widgets/grid/AbstractSelectionModel.js b/src/widgets/grid/AbstractSelectionModel.js
deleted file mode 100644 (file)
index 728d5f0..0000000
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@@ -1,99 +0,0 @@
-/*!
- * Ext JS Library 3.3.0
- * Copyright(c) 2006-2010 Ext JS, Inc.
- * licensing@extjs.com
- * http://www.extjs.com/license
- */
-/**
- * @class Ext.grid.AbstractSelectionModel
- * @extends Ext.util.Observable
- * Abstract base class for grid SelectionModels.  It provides the interface that should be
- * implemented by descendant classes.  This class should not be directly instantiated.
- * @constructor
- */
-Ext.grid.AbstractSelectionModel = Ext.extend(Ext.util.Observable,  {
-    /**
-     * The GridPanel for which this SelectionModel is handling selection. Read-only.
-     * @type Object
-     * @property grid
-     */
-
-    constructor : function(){
-        this.locked = false;
-        Ext.grid.AbstractSelectionModel.superclass.constructor.call(this);
-    },
-
-    /** @ignore Called by the grid automatically. Do not call directly. */
-    init : function(grid){
-        this.grid = grid;
-        if(this.lockOnInit){
-            delete this.lockOnInit;
-            this.locked = false;
-            this.lock();
-        }
-        this.initEvents();
-    },
-
-    /**
-     * Locks the selections.
-     */
-    lock : function(){
-        if(!this.locked){
-            this.locked = true;
-            // If the grid has been set, then the view is already initialized.
-            var g = this.grid;
-            if(g){
-                g.getView().on({
-                    scope: this,
-                    beforerefresh: this.sortUnLock,
-                    refresh: this.sortLock
-                });
-            }else{
-                this.lockOnInit = true;
-            }
-        }
-    },
-
-    // set the lock states before and after a view refresh
-    sortLock : function() {
-        this.locked = true;
-    },
-
-    // set the lock states before and after a view refresh
-    sortUnLock : function() {
-        this.locked = false;
-    },
-
-    /**
-     * Unlocks the selections.
-     */
-    unlock : function(){
-        if(this.locked){
-            this.locked = false;
-            var g = this.grid,
-                gv;
-                
-            // If the grid has been set, then the view is already initialized.
-            if(g){
-                gv = g.getView();
-                gv.un('beforerefresh', this.sortUnLock, this);
-                gv.un('refresh', this.sortLock, this);    
-            }else{
-                delete this.lockOnInit;
-            }
-        }
-    },
-
-    /**
-     * Returns true if the selections are locked.
-     * @return {Boolean}
-     */
-    isLocked : function(){
-        return this.locked;
-    },
-
-    destroy: function(){
-        this.unlock();
-        this.purgeListeners();
-    }
-});
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