--- /dev/null
+<html>
+<head>
+ <title>The source code</title>
+ <link href="../resources/prettify/prettify.css" type="text/css" rel="stylesheet" />
+ <script type="text/javascript" src="../resources/prettify/prettify.js"></script>
+</head>
+<body onload="prettyPrint();">
+ <pre class="prettyprint lang-js">Ext.ns("Ext.ux");\r
+\r
+<div id="cls-Ext.ux.FieldReplicator"></div>/**\r
+ * @class Ext.ux.FieldReplicator\r
+ * <p>A plugin for Field Components which creates clones of the Field for as\r
+ * long as the user keeps filling them. Leaving the final one blank ends the repeating series.</p>\r
+ * <p>Usage:</p>\r
+ * <pre><code>\r
+ {\r
+ xtype: 'combo',\r
+ plugins: [ Ext.ux.FieldReplicator ],\r
+ triggerAction: 'all',\r
+ fieldLabel: 'Select recipient',\r
+ store: recipientStore\r
+ }\r
+ * </code></pre>\r
+ */\r
+Ext.ux.FieldReplicator = {\r
+ init: function(f) {\r
+ f.replicator = this;\r
+ f.enableKeyEvents = true;\r
+ f.on('change', this.onChange, this);\r
+ f.onKeyDown = f.onKeyDown.createInterceptor(this.onKeyDown);\r
+ },\r
+\r
+// If tabbing out and the change event will be fired, flag that\r
+// the change handler must focus the correct sibling Field.\r
+ onKeyDown: function(e) {\r
+ if ((e.getKey() == Ext.EventObject.TAB) && (String(this.startValue) !== String(this.getValue()))) {\r
+ if (e.shiftKey) {\r
+ this.focusPrev = true;\r
+ } else if (!e.shiftKey && !e.altKey) {\r
+ this.focusNext = true;\r
+ }\r
+ }\r
+ },\r
+\r
+// Handle the field either being changed to blank or from blank.\r
+ onChange: function(f, n, o) {\r
+ var c = f.ownerCt, l,\r
+ ps = f.previousSibling(),\r
+ ns = f.nextSibling();\r
+ if (Ext.isEmpty(n)) {\r
+ if (!Ext.isEmpty(o)) {\r
+// The Field has been blanked, and it is not the only one left, remove it\r
+ if ((ps && (ps.replicator === this)) || (ns && (ns.replicator === this))) {\r
+ l = f.findParentBy(function(p) {\r
+ return !Ext.isDefined(p.ownerCt);\r
+ });\r
+ c.remove(f);\r
+ l.doLayout();\r
+ }\r
+ }\r
+ } else {\r
+ if (Ext.isEmpty(o)) {\r
+// Field filled, insert a clone as the next sibling\r
+ ns = new f.constructor(f.cloneConfig());\r
+ c.insert(c.items.indexOf(f) + 1, ns);\r
+ c.doLayout();\r
+ l = f.findParentBy(function(p) {\r
+ return !Ext.isDefined(p.ownerCt);\r
+ });\r
+ l.doLayout();\r
+ }\r
+ }\r
+ if (f.focusPrev) {\r
+ delete f.focusPrev;\r
+ ps.focus(false, true);\r
+ } else if (f.focusNext) {\r
+ delete f.focusNext;\r
+ ns.focus(false, true);\r
+ }\r
+ }\r
+};</pre>
+</body>
+</html>
\ No newline at end of file