--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/app/controller/ModeSwitcher.js	Thu Dec 03 09:38:43 2015 +0100
@@ -0,0 +1,93 @@
+/* Copyright (C) 2013 by Bundesamt fuer Strahlenschutz
+ * Software engineering by Intevation GmbH
+ *
+ * This file is Free Software under the GNU GPL (v>=3)
+ * and comes with ABSOLUTELY NO WARRANTY! Check out
+ * the documentation coming with IMIS-Labordaten-Application for details.
+ */
+
+/**
+ * Controller for the ModeSwitcher
+ * This controller handles all logic related to the ModeSwitch
+ */
+Ext.define('Lada.controller.ModeSwitcher', {
+    extend: 'Ext.app.Controller',
+    displayFields: null,
+
+    requires: [
+        'Lada.store.MessprogrammQueries',
+        'Lada.store.ProbeQueries',
+        'Lada.store.StammdatenQueries'
+    ],
+
+    /**
+     * Initialize this Controller
+     * It has 1 Listeners
+     * A checked ModeSwithch-Radiofield fired a 'check'-event
+     */
+    init: function() {
+        this.control({
+            'radiofield[name=modeswitch]': {
+                check: this.switchModes
+            }
+        });
+        this.callParent(arguments);
+    },
+
+    /**
+     * Function is called when the user selects a checkbox.
+     * according to the checkboxes inputValue,
+     * the function alters the store which was loaded by the
+     * filterpanels combobox,
+     */
+    switchModes: function(field) {
+        var cbox = field.up('modeswitcher').up().down('combobox');
+        filters = field.up('panel[name=main]').down('fieldset[name=filtervariables]');
+        filters.removeAll();
+        filters.hide();
+
+        //Initialise variables which will define the querystore
+        // and the store which has to be loaded into the grid.
+        var querystorename = '';
+
+        // In dependence of the checkboxes input value,
+        // define the store of the filter.
+        //    app/controller/Filter.js contains similar code.
+        if (field.inputValue === 'messprogramme' && cbox) {
+            querystorename = 'Lada.store.MessprogrammQueries';
+        }
+        else if (field.inputValue === 'proben' && cbox) {
+            querystorename = 'Lada.store.ProbeQueries';
+        }
+        else if (field.inputValue === 'stammdaten' && cbox) {
+            querystorename = 'Lada.store.StammdatenQueries';
+        }
+
+        if (querystorename) {
+            var store = Ext.StoreManager.lookup(querystorename);
+
+            if (!store) {
+                store = Ext.create(querystorename, {
+                    //Select first Item on Load
+                    listeners: {
+                        load: function(store){
+                            var records = new Array();
+                            records.push(store.getAt(0));
+
+                            cbox.select(records[0]);
+                            cbox.fireEvent('select', cbox, records);
+                        }
+                    }
+                });
+            }
+
+            if (store) {
+                if (!store.autoLoad) {
+                    store.load();
+                }
+                //cbox.reset();
+                cbox.bindStore(store);
+            }
+        }
+    }
+});