RadChart chart = (RadChart)item["CHART_COLUMN"].FindControl("RadChart1");
SetChart(chart, item);
MemoryStream imageStream = new MemoryStream();
chart.Save(imageStream, ImageFormat.Jpeg);
Byte[] imageContent = new Byte[imageStream.Length];
imageStream.Position = 0;
Response.ContentType = "image/gif";
imageStream.Read(imageContent, 0, (Int32)imageStream.Length);
imageStream.Close();
RadBinaryImage rbi = (RadBinaryImage)item["chartimage"].FindControl("RadBinaryImage1");
if (rbi != null)
{
rbi.DataValue = (Byte[])imageContent;
// rbi.DataBind();
}
.field
{
float: left;
padding: 5px 30px 5px 0px;
height: 35px;
}
.field h5
{
font-size: .9em;
font-weight: bold;
padding: 0;
margin: 0;
}
<%@ Page Language="VB" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<%@ Register Assembly="Telerik.Web.UI" Namespace="Telerik.Web.UI" TagPrefix="telerik" %>
<
script
runat
=
"server"
>
</
script
>
<
html
xmlns
=
"http://www.w3.org/1999/xhtml"
>
<
head
runat
=
"server"
>
<
title
></
title
>
</
head
>
<
body
>
<
form
id
=
"form1"
runat
=
"server"
>
<
telerik:RadScriptManager
ID
=
"RadScriptManager1"
Runat
=
"server"
>
<
Scripts
>
<
asp:ScriptReference
Path
=
"Scripts/jquery-1.4.1.js"
/>
</
Scripts
>
</
telerik:RadScriptManager
>
<
telerik:RadAjaxPanel
ID
=
"orderSelectionRadAjaxPanel"
runat
=
"server"
CssClass
=
"ScreenWidth"
>
<
div
style
=
"width: 100%; margin: 0px; padding-top: 20px;"
>
<
div
class
=
"field"
>
<
h5
>Top 200 Orders:</
h5
>
RadComboBox
</
div
>
<
div
class
=
"field"
>
<
h5
>Start Date:</
h5
>
<
telerik:RadDatePicker
ID
=
"startRadDatePicker"
runat
=
"server"
AutoPostBack
=
"True"
>
<
Calendar
ID
=
"Calendar1"
runat
=
"server"
UseRowHeadersAsSelectors
=
"False"
UseColumnHeadersAsSelectors
=
"False"
ViewSelectorText
=
"x"
></
Calendar
>
<
DateInput
ID
=
"DateInput1"
runat
=
"server"
DisplayDateFormat
=
"M/d/yyyy"
DateFormat
=
"M/d/yyyy"
AutoPostBack
=
"True"
></
DateInput
>
<
DatePopupButton
ImageUrl
=
""
HoverImageUrl
=
""
></
DatePopupButton
>
</
telerik:RadDatePicker
>
<
asp:RequiredFieldValidator
ID
=
"startValidator1"
runat
=
"server"
ControlToValidate
=
"startRadDatePicker"
ValidationGroup
=
"selectionValidationGroup"
ErrorMessage
=
"'Start Date' is required"
Text
=
"*"
/>
</
div
>
<
div
class
=
"field"
>
<
h5
>End Date:</
h5
>
<
telerik:RadDatePicker
ID
=
"endRadDatePicker"
runat
=
"server"
AutoPostBack
=
"True"
>
<
Calendar
ID
=
"Calendar2"
runat
=
"server"
UseRowHeadersAsSelectors
=
"False"
UseColumnHeadersAsSelectors
=
"False"
ViewSelectorText
=
"x"
></
Calendar
>
<
DateInput
ID
=
"DateInput2"
runat
=
"server"
DisplayDateFormat
=
"M/d/yyyy"
DateFormat
=
"M/d/yyyy"
AutoPostBack
=
"True"
></
DateInput
>
<
DatePopupButton
ImageUrl
=
""
HoverImageUrl
=
""
></
DatePopupButton
>
</
telerik:RadDatePicker
>
<
asp:RequiredFieldValidator
ID
=
"endValidator1"
runat
=
"server"
ControlToValidate
=
"endRadDatePicker"
ValidationGroup
=
"selectionValidationGroup"
ErrorMessage
=
"'End Date' is required"
Text
=
"*"
/>
</
div
>
<
div
class
=
"field"
>
<
h5
>Customers:</
h5
>
RadComboBox
</
div
>
</
div
>
</
telerik:RadAjaxPanel
>
</
form
>
</
body
>
</
html
>
protected
void
MyGrid_OnNeedDataSource(
object
sender, GridNeedDataSourceEventArgs e)
{
using
(var context =
new
MyContainer())
{
var d = from data
in
context.ParentEntity.Include(
"ChildEntities"
)
select
new
{
data.ParentProperty,
data.ChildEntity.FirstOrDefault().ChildProperty
};
this
.MyGrid.DataSource = d.ToList();
}
}
I am using GridImageColumn for displaying an icon if the value in a table column (HasRead) which is bound to the RadGrid Control is false.
Here is the aspx code..
<
Telerik:RadGrid
ID
=
"TelerikThread"
Width
=
"97%"
AllowSorting
=
"True"
PageSize
=
"15"
OnItemDataBound
=
"TelerikThread_ItemDataBound"
AllowPaging
=
"True"
AllowMultiRowSelection
=
"True"
runat
=
"server"
Gridlines
=
"None"
>
<
MasterTableView
Width
=
"100%"
Summary
=
"RadGrid table"
AutoGenerateColumns
=
"false"
>
<
PagerStyle
Mode
=
"NextPrevAndNumeric"
/>
<
Columns
>
<
Telerik:GridImageColumn
UniqueName
=
"GridImageColumn"
SortExpression
=
"HasRead"
HeaderText
=
"Unread"
DataImageUrlFields
=
"HasRead"
>
</
Telerik:GridImageColumn
>
protected void TelerikThread_ItemDataBound(object sender, GridItemEventArgs e)
{
if (e.Item is GridDataItem)
{
GridDataItem item = (GridDataItem)e.Item;
TableCell flag = (TableCell)item["HasRead"];
if (flag.Text == "false")
{
System.Web.UI.WebControls.Image img = (System.Web.UI.WebControls.Image)item["GridImageColumn"].Controls[0];
img.ImageUrl = "./web/Themes/default/images/post_status_new_ln.gif";//set image url
}
else
{
TableCell cell = (TableCell)item["GridImageColumn"];
cell.Text = " ";//clears image column
}
}
}
GridDataItem item = (GridDataItem)e.Item;
"Cannot cast e.item to GridDataItem"Hi,
I have a Self Referencing Hierarchy grid in which i have made rows editable on double click client event. Required grid properties for disabling multiple rows edit at the same time have been set as follows-
AllowMultiRowSelection="false" AllowMultiRowEdit="false"
Still I am able to select and Edit multiple rows at a time.
Client Settings are as follows-
<
ClientSettings
AllowExpandCollapse
=
"true"
>
<
ClientEvents
OnRowDblClick
=
"RowdblClick"
/>
<
Selecting
AllowRowSelect
=
"True"
/>
</
ClientSettings
>
Javascript used-
<
script
language
=
"javascript"
type
=
"text/javascript"
>
function RowdblClick(sender, eventArgs)
{
RowEdit(sender, eventArgs);
}
function RowEdit(sender, eventArgs)
{
//debugger;
var editedRow = eventArgs.get_item();
editedRow.id= eventArgs.get_id();
$find("<%= RadGrid1.MasterTableView.ClientID %>").editItem(editedRow);
}
</
script
>