I think - in the Button Click's handler.
Really, there can be more details that is required to reproduce the problem and, follow, to solve.
@pattake, I'm still unable to reproduce the problem.
The following example works fine.
Example
<%@ 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.GridPanel1.GetStore();
store.DataSource = new object[]
{
new object[] {"test1"},
new object[] {"test2"},
new object[] {"test3"},
new object[] {"test4"},
new object[] {"test5"},
new object[] {"test6"},
new object[] {"test7"},
new object[] {"test"},
new object[] {"test9"}
};
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>
<script type="text/javascript">
var selectedRow
var Store_Refresh = function () {
var gridObject = GridPanel1;
var gridObjectStore = gridObject.store;
pageToolbar = gridObject.getBottomToolbar();
totalPage = gridObject.getBottomToolbar().getPageData().pages;
for (var j = 1; j <= totalPage; j++) {
for (var i = 0; i < gridObjectStore.getCount(); i++) {
if (gridObjectStore.data.items[i].data.test == "test") {
selectedRow = i;
break;
}
}
pageToolbar.changePage(j);
}
}
</script>
</head>
<body>
<form runat="server">
<ext:ResourceManager runat="server" />
<ext:GridPanel ID="GridPanel1" runat="server" AutoHeight="true">
<Store>
<ext:Store runat="server">
<Reader>
<ext:ArrayReader>
<Fields>
<ext:RecordField Name="test" />
</Fields>
</ext:ArrayReader>
</Reader>
</ext:Store>
</Store>
<ColumnModel runat="server">
<Columns>
<ext:Column Header="Test" DataIndex="test" />
</Columns>
</ColumnModel>
<BottomBar>
<ext:PagingToolbar runat="server" PageSize="3" />
</BottomBar>
</ext:GridPanel>
<ext:Button runat="server" Text="Store_Refresh">
<Listeners>
<Click Handler="Store_Refresh()" />
</Listeners>
</ext:Button>
</form>
</body>
</html>
Are there exceptions, errors when you run your code?