このスレッドに基づいて次のことを試してください: http://forums.ext.net/showthread.php?16466-CLOSED-combobox-search-pattern
<%@ Page Language="C#" %>
<%@ Register Assembly="Ext.Net" Namespace="Ext.Net" TagPrefix="ext" %>
<script runat="server">
protected void Page_Load(object sender, EventArgs e)
{
if (!X.IsAjaxRequest)
{
Store store = this.ComboBox1.GetStore();
store.DataSource = new object[]
{
new object[] { "1", "ab" },
new object[] { "2", "ac" },
new object[] { "3", "ba" },
new object[] { "4", "bc" },
new object[] { "5", "ca" },
new object[] { "6", "cb" }
};
store.DataBind();
}
}
</script>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
<title>Ext.Net Example</title>
</head>
<body>
<form runat="server">
<ext:ResourceManager runat="server" />
<ext:ComboBox
ID="ComboBox1"
runat="server"
MinChars="1"
Mode="Local">
<Store>
<ext:Store runat="server">
<Reader>
<ext:ArrayReader>
<Fields>
<ext:RecordField Name="value" />
<ext:RecordField Name="text" />
</Fields>
</ext:ArrayReader>
</Reader>
</ext:Store>
</Store>
<Listeners>
<BeforeQuery Handler="var q = queryEvent.query;
queryEvent.query = new RegExp(q);
queryEvent.query.length = q.length;" />
</Listeners>
</ext:ComboBox>
</form>
</body>
</html>