Dec 06, 2011, 9:10 AM
Restore grid state in ext.net not working after reopening the application
Restore grid state in ext.net not working after reopening the application
My test -
1. Hide any one column. e..g 'Fax'
2. Close the application.
3. Run the application again by ctrl+F5
4. the column 'Fax' should have been hidden. But it is showing that column also.
It works for F5 but does not work it for reopening the appl.
Please help.
Here is my code -
My test -
1. Hide any one column. e..g 'Fax'
2. Close the application.
3. Run the application again by ctrl+F5
4. the column 'Fax' should have been hidden. But it is showing that column also.
It works for F5 but does not work it for reopening the appl.
Please help.
Here is my code -
<%@ Page Language="C#" %>
<%@ Import Namespace="System.Xml" %>
<%@ Import Namespace="Button=Ext.Net.Button" %>
<%@ Register Assembly="Ext.Net" Namespace="Ext.Net" TagPrefix="ext" %>
<script runat="server">
protected void Page_Load(object sender, EventArgs e)
{
XmlDocument xml = new XmlDocument();
xml.Load(Server.MapPath("States.xml"));
foreach (XmlNode state in xml.SelectNodes("states/state"))
{
this.cbStates.Items.Add(new Ext.Net.ListItem(state.Attributes["label"].InnerText, state.Attributes["data"].InnerText));
}
}
private bool cancel;
private string message;
private string insertedValue;
protected void Store1_BeforeRecordInserted(object sender, BeforeRecordInsertedEventArgs e)
{
object region = e.NewValues["Region"];
if (region == null || region.ToString() != "Alabama (AL)")
{
e.Cancel = true;
this.cancel = true;
this.message = "The Region must be 'AL'";
}
}
protected void Store1_AfterRecordInserted(object sender, AfterRecordInsertedEventArgs e)
{
//The deleted and updated records confirms automatic (depending AffectedRows field)
//But you can override this in AfterRecordUpdated and AfterRecordDeleted event
//For insert we should set new id for refresh on client
//If we don't set new id then old id will be used
if (e.Confirmation.Confirm && !string.IsNullOrEmpty(insertedValue))
{
e.Confirmation.ConfirmRecord(insertedValue);
insertedValue = "";
}
}
protected void SqlDataSource1_Inserted(object sender, SqlDataSourceStatusEventArgs e)
{
//use e.AffectedRows for ensure success action. The store read this value and set predefined Confirm depend on e.AffectedRows
//The Confirm can be granted or denied in OnRecord....ed event
insertedValue = e.Command.Parameters["@newId"].Value != null
? e.Command.Parameters["@newId"].Value.ToString()
: "";
}
protected void Store1_AfterDirectEvent(object sender, AfterDirectEventArgs e)
{
if (e.Response.Success)
{
// set to .Success to false if we want to return a failure
e.Response.Success = !cancel;
e.Response.Message = message;
//if (this.cancel)
// {
// GridPanel1.AddScript("alert({0});", JSON.Serialize(this.message));
//}
}
}
protected void Store1_BeforeDirectEvent(object sender, BeforeDirectEventArgs e)
{
string emulError = e.Parameters["EmulateError"];
if (emulError == "1")
{
throw new Exception("Emulating error");
}
}
protected void Store1_RefershData(object sender, StoreRefreshDataEventArgs e)
{
this.Store1.DataBind();
}
protected void InsertColumn(object sender, DirectEventArgs e)
{
((Button)sender).Disabled = true;
DateColumn col = new DateColumn
{
Header = "Last Updated",
Width = 85,
Sortable = true,
DataIndex = "lastChange",
Format = "M/d/yyyy"
};
this.GridPanel1.InsertColumn(1, col);
}
</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 id="Head1" runat="server">
<title>AJAX GridPanel with Details - Ext.NET Examples</title>
</head>
<body>
<form id="Form1" runat="server">
<ext:ResourceManager runat="server" StateProvider="Cookie"/>
<asp:SqlDataSource
ID="SqlDataSource1"
runat="server"
ConnectionString="<%$ ConnectionStrings:GridAppConnectionString %>"
DeleteCommand="DELETE FROM Suppliers WHERE (SupplierID = @SupplierID)"
InsertCommand="INSERT INTO Suppliers
(CompanyName,
ContactName,
ContactTitle,
Address,
City,
Region,
PostalCode,
Country,
Phone,
Fax)
VALUES
(@CompanyName,
@ContactName,
@ContactTitle,
@Address,
@City,
@Region,
@PostalCode,
@Country,
@Phone,
@Fax);
SELECT @newId = @@Identity;"
SelectCommand="SELECT
SupplierID,
CompanyName,
ContactName,
ContactTitle,
Address,
City,
Region,
PostalCode,
Country,
Phone,
Fax
FROM Suppliers"
UpdateCommand="UPDATE Suppliers SET
CompanyName = @CompanyName,
ContactName = @ContactName,
ContactTitle = @ContactTitle,
Address = @Address,
City = @City,
Region = @Region,
PostalCode = @PostalCode,
Country = @Country,
Phone = @Phone,
Fax = @Fax
WHERE (SupplierID = @SupplierID)"
OnInserted="SqlDataSource1_Inserted">
<DeleteParameters>
<asp:Parameter Name="SupplierID" Type="Int32" />
</DeleteParameters>
<UpdateParameters>
<asp:Parameter Name="CompanyName" Type="String" />
<asp:Parameter Name="ContactName" Type="String" />
<asp:Parameter Name="ContactTitle" Type="String" />
<asp:Parameter Name="Address" Type="String" />
<asp:Parameter Name="City" Type="String" />
<asp:Parameter Name="Region" Type="String" />
<asp:Parameter Name="PostalCode" Type="String" />
<asp:Parameter Name="Country" Type="String" />
<asp:Parameter Name="Phone" Type="String" />
<asp:Parameter Name="Fax" Type="String" />
<asp:Parameter Name="SupplierID" Type="Int32" />
</UpdateParameters>
<InsertParameters>
<asp:Parameter Name="CompanyName" Type="String" />
<asp:Parameter Name="ContactName" Type="String" />
<asp:Parameter Name="ContactTitle" Type="String" />
<asp:Parameter Name="Address" Type="String" />
<asp:Parameter Name="City" Type="String" />
<asp:Parameter Name="Region" Type="String" />
<asp:Parameter Name="PostalCode" Type="String" />
<asp:Parameter Name="Country" Type="String" />
<asp:Parameter Name="Phone" Type="String" />
<asp:Parameter Name="Fax" Type="String" />
<asp:Parameter Name="newId" />
</InsertParameters>
</asp:SqlDataSource>
<ext:Store
ID="Store1"
runat="server"
DataSourceID="SqlDataSource1"
ShowWarningOnFailure="false"
OnAfterDirectEvent="Store1_AfterDirectEvent"
OnBeforeDirectEvent="Store1_BeforeDirectEvent"
UseIdConfirmation="true"
OnBeforeRecordInserted="Store1_BeforeRecordInserted"
OnAfterRecordInserted="Store1_AfterRecordInserted"
OnRefreshData="Store1_RefershData">
<Reader>
<ext:JsonReader IDProperty="SupplierID">
<Fields>
<ext:RecordField Name="CompanyName" />
<ext:RecordField Name="ContactName" />
<ext:RecordField Name="ContactTitle" />
<ext:RecordField Name="Address" />
<ext:RecordField Name="City" />
<ext:RecordField Name="Region" />
<ext:RecordField Name="PostalCode" />
<ext:RecordField Name="Country" />
<ext:RecordField Name="Phone" />
<ext:RecordField Name="Fax" />
</Fields>
</ext:JsonReader>
</Reader>
<SortInfo Field="CompanyName" Direction="ASC" />
<Listeners>
<LoadException Handler="Ext.Msg.alert('Suppliers - Load failed', e.message || e);" />
<CommitFailed Handler="Ext.Msg.alert('Suppliers - Commit failed', 'Reason: ' + msg);" />
<SaveException Handler="Ext.Msg.alert('Suppliers - Save failed', e.message || e);" />
<CommitDone Handler="Ext.Msg.alert('Suppliers - Commit', 'The data successfully saved');" />
</Listeners>
</ext:Store>
<ext:Viewport runat="server" Stateful=true>
<Items>
<ext:BorderLayout runat="server">
<North MarginsSummary="5 5 5 5">
<ext:Panel
runat="server"
Title="Description"
Height="100"
Padding="5"
Frame="true"
Icon="Information">
<Content>
Example - Ajax update (insert/delete/update) with SqlDataSource.
<br />
For demo purpose when insert action perfoms, the Region must be "AL" otherwise
custom data validation will fail and return error message.
</Content>
</ext:Panel>
</North>
<Center MarginsSummary="0 5 0 5">
<ext:Panel ID="Panel1" runat="server" Height="300" Header="false" Layout="Fit">
<Items>
<ext:GridPanel
ID="GridPanel1"
runat="server"
Title="Suppliers"
AutoExpandColumn="CompanyName"
StoreID="Store1"
Stateful="True"
Border="false"
Icon="Lorry">
<ColumnModel runat="server">
<Columns>
<ext:Column
ColumnID="CompanyName"
DataIndex="CompanyName"
Header="Company Name">
<Editor>
<ext:TextField runat="server" />
</Editor>
</ext:Column>
<ext:Column ColumnID="Column1" DataIndex="ContactName" Header="Contact Name">
<Editor>
<ext:TextField runat="server" />
</Editor>
</ext:Column>
<ext:Column ColumnID="Column2" DataIndex="ContactTitle" Header="Contact Title">
<Editor>
<ext:TextField runat="server" />
</Editor>
</ext:Column>
<ext:Column ColumnID="Column3" DataIndex="Address" Header="Address">
<Editor>
<ext:TextField runat="server" />
</Editor>
</ext:Column>
<ext:Column ColumnID="Column4" DataIndex="City" Header="City">
<Editor>
<ext:TextField runat="server" />
</Editor>
</ext:Column>
<ext:Column ColumnID="Column5" DataIndex="Region" Header="Region" Width="200">
<Editor>
<ext:ComboBox ID="cbStates" runat="server" />
</Editor>
</ext:Column>
<ext:Column ColumnID="Column6" DataIndex="PostalCode" Header="Postal Code">
<Editor>
<ext:TextField runat="server" />
</Editor>
</ext:Column>
<ext:Column ColumnID="Column7" DataIndex="Country" Header="Country">
<Editor>
<ext:TextField runat="server" />
</Editor>
</ext:Column>
<ext:Column ColumnID="Column8" DataIndex="Phone" Header="Phone">
<Editor>
<ext:TextField runat="server" />
</Editor>
</ext:Column>
<ext:Column ColumnID="Column9" DataIndex="Fax" Header="Fax">
<Editor>
<ext:TextField runat="server" />
</Editor>
</ext:Column>
</Columns>
</ColumnModel>
<SelectionModel>
<ext:RowSelectionModel runat="server" />
</SelectionModel>
<BottomBar>
<ext:PagingToolbar
runat="server"
PageSize="10"
StoreID="Store1"
DisplayInfo="false"
/>
</BottomBar>
<SaveMask ShowMask="true" />
<LoadMask ShowMask="true" />
</ext:GridPanel>
</Items>
<Buttons>
<ext:Button ID="btnSave" runat="server" Text="Save" Icon="Disk">
<Listeners>
<Click Handler="#{GridPanel1}.save();" />
</Listeners>
</ext:Button>
<ext:Button ID="btnDelete" runat="server" Text="Delete selected records" Icon="Delete">
<Listeners>
<Click Handler="#{GridPanel1}.deleteSelected();" />
</Listeners>
</ext:Button>
<ext:Button ID="btnInsert" runat="server" Text="Insert" Icon="Add">
<Listeners>
<Click Handler="#{GridPanel1}.insertRecord(0, {});#{GridPanel1}.getView().focusRow(0);#{GridPanel1}.startEditing(0, 0);" />
</Listeners>
</ext:Button>
<ext:Button ID="btnRefresh" runat="server" Text="Refresh" Icon="ArrowRefresh">
<Listeners>
<Click Handler="#{GridPanel1}.reload();" />
</Listeners>
</ext:Button>
<ext:Button ID="btnInsertCol" runat="server" Text="Insert Column" Icon="Add">
<DirectEvents>
<Click OnEvent="InsertColumn" Single="true" />
</DirectEvents>
</ext:Button>
<ext:Button ID="btnEmulError" runat="server" Text="Refresh with Emulated error" Icon="Exclamation">
<Listeners>
<Click Handler="#{GridPanel1}.reload({params:{EmulateError: 1}});" />
</Listeners>
</ext:Button>
</Buttons>
</ext:Panel>
</Center>
</ext:BorderLayout>
</Items>
</ext:Viewport>
</form>
</body>
</html>
Last edited by Daniil; Dec 07, 2011 at 7:35 AM.
Reason: Please use [CODE] tags
Originally Posted by hc.dev
