--- a/app/controller/Kommentare.js	Wed Dec 17 14:57:03 2014 +0100
+++ b/app/controller/Kommentare.js	Wed Dec 17 15:34:04 2014 +0100
@@ -30,9 +30,9 @@
 
     addListeners: function() {
         this.control({
-            'kommentarelist': {
-                itemdblclick: this.editItem
-            },
+            //'kommentarelist': {
+            //    itemdblclick: this.editItem
+            //},
             'kommentarelist toolbar button[action=add]': {
                 click: this.addItem
             },

--- a/app/view/kommentare/List.js	Wed Dec 17 14:57:03 2014 +0100
+++ b/app/view/kommentare/List.js	Wed Dec 17 15:34:04 2014 +0100
@@ -29,6 +29,11 @@
     probeId: null,
 
     initComponent: function() {
+        var rowEditing = Ext.create('Ext.grid.plugin.RowEditing', {
+            clicksToMoveEditor: 1,
+            autoCancel: false
+        });
+        this.plugins = [rowEditing];
         this.dockedItems = [{
             xtype: 'toolbar',
             dock: 'bottom',
@@ -45,14 +50,26 @@
         }];
         this.columns = [{
             header: 'Erzeuger',
-            dataIndex: 'erzeuger'
+            dataIndex: 'erzeuger',
+            editor: {
+                allowBlank: false,
+            }
         }, {
             header: 'Datum',
-            dataIndex: 'datum'
+            dataIndex: 'datum',
+            editor: {
+                xtype: 'datefield',
+                allowBlank: false,
+                format: 'd.m.Y',
+                maxValue: Ext.Date.format(new Date(), 'd.m.Y')
+            }
         }, {
             header: 'Text',
             dataIndex: 'text',
-            flex: 1
+            flex: 1,
+            editor: {
+                allowBlank: false,
+            }
         }];
         this.callParent(arguments);
     }