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2 answers
193 views

How do Telerik controls programmatically register their scripts with the ScriptManager? I have created a custom control and the only way I can get the scripts to register is by explicitly referencing the script in the page's markup.

<asp:ScriptManager runat="server" ID="ScriptManager1">
<Scripts>
<asp:ScriptReference Assembly="Core.WebBase" Name="Core.Resources.Scripts.ScriptTest.js" />
</Scripts>
</asp:ScriptManager>

But how to do this programmatically? I cannot expect my users to know to do this for every page they use the control on. I've used the ClientScript to do this like so: Page.ClientScript.RegisterClientScriptResource(typeof(ScriptTest), "Atl.Core.Resources.Scripts.ScriptTest.js"); but this does not work with asynchronous postbacks. Whats the trick? :)

Vessy
Telerik team
 answered on 28 Apr 2016
4 answers
496 views
I am binding a DataTable dynamically in code behind to a RadHtmlChart and adding ColumnSeries Objects to the PlotArea.  The code I'm executing looks like this:

SqlDataAdapter da = new SqlDataAdapter(sqlCommand);
                    da.Fill(pivotTable);

                    for (int i = 2; i < pivotTable.Columns.Count; i++ )
                    {
                        ColumnSeries cs = new ColumnSeries();
                        cs.DataFieldY = pivotTable.Columns[i].ColumnName;
                        cs.Name = pivotTable.Columns[i].ColumnName;
                        cs.Gap = 1.5;
                        cs.Spacing = 0.4;
                        cs.Stacked = true;
                        cs.LabelsAppearance.Position = Telerik.Web.UI.HtmlChart.BarColumnLabelsPosition.Center;
                        cs.TooltipsAppearance.Color = System.Drawing.Color.White;

                        GraphAvgWT.PlotArea.Series.Add(cs);
                    }

                    GraphAvgWT.DataSource = pivotTable;
                    GraphAvgWT.DataBind();

When I run this in any browser there is an exception thrown that looks like this:

Unhandled exception at line 869, column 1 in http://localhost:49573/ScriptResource.axd?d=WLmYcdOKb_LAUnVSHQHR_hSJ5_ioMpFtRv-OH10MfF6U9fb1aA_Wxx1ydL_Dzi9j6TRzmqrWagcWnKdo5Eq1K82yemCb8VeXhI_pB8YUERcZ9lmHzOgkSZqZJb4-cBN_QxRKGZb-mZqVdCLfssHYSg2&t=5ebf97e0

0x800a03ee - JavaScript runtime error: Expected ')'

As a result the chart does not contain any data, but the Legend shows all of the columns/series that I added.  I've also compared this code to the GroupDataSource example (http://www.telerik.com/support/code-library/group-radhtmlchart-data-source) and I'm adding the series by a similar manner and setting the same properties on the ColumnSeries Object.   

If I comment-out the line that reads "GraphAvgWT.PlotArea.Series.Add(cs);" the error goes away, but of course, there is no data in the chart.

Can you please help me resolve this issue?  Thanks.
Stamo Gochev
Telerik team
 answered on 28 Apr 2016
2 answers
1.1K+ views

Hi All

Am recently starting to work with Kendo Grid (i'm new to MVC) and had the following requirement.

1) A tool bar that contains the Save and Cancel Button, as well as a filter for months

So i did the following

.ToolBar(toolbar =>
        {
            toolbar.Save();
            toolbar.Template(@<text>
                <div class="toolbar">
                    <label class="fismonth-lable" for="fiscalmonth">Show fiscal months:</label>
                        @(Html.Kendo().DropDownList()
                            .Name("fiscalmonth")
                            .OptionLabel("All")
                            .AutoBind(false)
                            .Events(e => e.Change("fiscalmonthChange"))
                            .HtmlAttributes(new { style = "width:150px;" })
                            .DataSource(ds =>
                            {
                                ds.Read("Toolbar_FiscalMonth", "Home");
                            })
                        )
                </div>
        </text>);
        })

But only the dropdown showed up. Am i missing something?

 

Secondly, i have a Boolean column that i wish to be displayed and edited as a checkbox. This is what i did

columns.Bound(p => p.IsSelectedForValidation).Filterable(false).Title("").ClientTemplate("<input type='checkbox' #= IsSelectedForValidation? checked='checked' : '' #  id='#=ID#'></input>").Width(30);

It does show as a checkbox, and i can check and uncheck it, but the "real" editing will still take place as a dropdown of "true/false". Am i missing something?

 

Thank you so much for your kind help.

 

Regards,

Su Ming

Su Ming
Top achievements
Rank 1
 answered on 28 Apr 2016
2 answers
171 views

Hello,

please help me!

I need set the TextBox no-editable when the row is in EditMode but editable when iadd a new row

here it is a part of my code:

<telerik:GridTemplateColumn HeaderStyle-Width="150px" UniqueName="txtID" HeaderText="ID del Servicio">
                                <ItemTemplate>
                                    <%# Eval("IdServicio") %>
                                </ItemTemplate>
                                <EditItemTemplate>
                                    <asp:TextBox runat="server" ID="textID" Text='<%# Eval("IdServicio") %>' width="145px" ReadOnly="true"/>
                                    <asp:RequiredFieldValidator runat="server" ControlToValidate="textID" />
                                    <asp:CompareValidator runat="server" ControlToValidate="textID" Operator="DataTypeCheck" Type="Integer" />
                                </EditItemTemplate>
                            </telerik:GridTemplateColumn>

Hansel Eduard
Top achievements
Rank 1
 answered on 28 Apr 2016
2 answers
124 views

some years ago I remember a handy "getting started" pdf that had walkthroughs of RadGrid development,specifically I recall master-detail development (hierarchy). Is that still available somewhere?

 

Incidently some of the demo links are broken - http://demos.telerik.com/aspnet-ajax/errorpageresources.aspx?aspxerrorpath=/aspnet-ajax/grid/examples/hierarchy/declarative-relations/defaultcs.aspx

 

 

Pavlina
Telerik team
 answered on 27 Apr 2016
1 answer
167 views

I am using the resource file to localize the Radfilter, everything is working except for the Preview Provider.    What is the Name of the Operator to use in the resource file if there is one.

French Preview :     (Prénom Égal à 'abc' AND Nom Égal à 'abc')

English Preview:      (Firstname Equal to 'abc' AND LastName Equal to 'abc')

 

Chi

 

 

 

Pavlina
Telerik team
 answered on 27 Apr 2016
3 answers
339 views
I am using the RadDateInput control.  If I key in a date such as, 2/33/2008, the date is highlighted in red.  How can I also display an error message?  I would like to use something like the ValidationSummary and RequiredFieldControl controls in ASP.Net.  Is there something similar in telerik or should I just go on and use the ASP.Net validation controls?

Thanks,
Bob
Viktor Tachev
Telerik team
 answered on 27 Apr 2016
1 answer
120 views

Hi, I have a client rowclick event and also a checkbox column - how do you use both together without the checking causing a rowclick event - or how do I determine the column clicked inside the rowclick so I can ignore the event when it is in the checkbox column.

Regards

Jon

 
Viktor Tachev
Telerik team
 answered on 27 Apr 2016
1 answer
272 views
I have a popup(telerik radwindow) which is in iframe.And i want that popup to be opened at the center of the screen and not at the center of iframe.
If I scroll the page it should reamain at the center of the screen.
Thanx in advance
Marin Bratanov
Telerik team
 answered on 27 Apr 2016
1 answer
257 views

Hi,

I've got a RadHtmlChart that is displayed as a radar chart.  I want to make it so that the labels around the outside, follow the same angle as their corresponding x-axis.  As far as I have been able to work out, I can only change the angle of all of the labels at one time.  What I currently have is:

 

<telerik:RadHtmlChart ID="RadHtmlChart1" runat="server" DataSourceID="sqlGetResults" Legend-Appearance-Visible="false" Height="100%" Width="100%" PlotArea-XAxis-DataLabelsField="QUESTION" PlotArea-XAxis-LabelsAppearance-Step="1" PlotArea-XAxis-StartAngle="45">
            <Appearance>
            </Appearance>
            <PlotArea>
                <XAxis Visible="True" StartAngle="45">                    
                </XAxis>
                <YAxis Visible="True">
                </YAxis>
            </PlotArea>
        </telerik:RadHtmlChart>

 

Any help would be greatly appreciated.

Kind regards,

Dan

Vessy
Telerik team
 answered on 27 Apr 2016
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