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i did not bind Multicolumndroupdownlist

 

view

                        @(Html.Kendo().MultiColumnComboBox()
              .Name("customers")
              .Placeholder("Select customer")
              .DataTextField("CustName")
              .DataValueField("CustomerID")
              .Columns(columns =>
              {
                  columns.Add().Field("CustName").Title("Name");
                  columns.Add().Field("CustomerID").Title("ID");
              })
              .HtmlAttributes(new { style = "width:100%;" })
              .Filter("contains")
              .AutoBind(false)
              .MinLength(2)
              .DataSource(source =>
              {
                  source.Read(read =>
                  {
                      read.Action("GetCustomers", "OrderManagement");
                  })
                  .ServerFiltering(true);
              })
            )

 

 

 

 

 

Controller

 

 public ActionResult GetCustomers(string text)
        {
            ApplicationDbContext db = new ApplicationDbContext();
            var customers = db.Customers.Select(customer => new Customer
            {
                CustomerId = customer.CustomerId,
                CustName = customer.CustName,
                PhoneNo = customer.PhoneNo
            });

            if (!string.IsNullOrEmpty(text))
            {
                customers = db.Customers.Where(p => p.CustName.Contains(text));
            }
           // return Json(GetOrders().ToDataSourceResult(request), JsonRequestBehavior.AllowGet);
            return Json(customers, JsonRequestBehavior.AllowGet);
        }

 

 

 

 

Dimitar
Telerik team
 answered on 06 Apr 2020
5 answers
5.9K+ views
I have a treeview build with load on demand from a datasource that is a list of items, every item has an id. I want to send to the server using ajax the id of the selected item in the tree.
--- View code ---
@(Html.Kendo().TreeView()
        .Name("treeview")
        .DataTextField("Name")
        .DataSource(dataSource => dataSource
            .Read(read => read
                .Action("OmanagerItems", "TaskManager")
            )
        )
        .Events(events => events
            .Select("onSelect")
            .Expand("onExpand"))
    )
function onSelect(e) {
    var itemId = e.node.getAttribute("data-uid");
   // this is where i want to get the id of the selected item
}
 
// here i want to tell the server that i'm working on a task
function changeWorkingStatus(docId) {
    $.ajax({
        url: "/TaskManager/ChangeWorkingStatus",
        type: "POST",
        success: function (data) {
            updateInterface(data.IsWorking);
        }
    });
}

I'll appreciate any help, thank you.
Mike
Top achievements
Rank 1
 answered on 03 Apr 2020
3 answers
239 views
Have created a backbutton:
<div data-role="navbar">
    <span data-role="view-title"></span>
    <a data-role="backbutton" data-align="left"></a>
</div>

When viewing in the device simulator for ios, it shows a left arrow icon. When I switch to an adroid device, it has nothing.
If I add the text "back", it shows both the text and the icon and it does not align vertically well. It only shows the word "back" on android.

Project is in Telerik Platform using Kendo UI Core 2014.2.1107

Thanks.
Martin
Telerik team
 answered on 03 Apr 2020
6 answers
853 views

Hello everyone,

if I use a HierarchicalDataSource with serverFiltering set to true, filter requests are being sent to my remote data source. The problem is though, that already selected items can not be removed any more by clicking on the delete icon after the dataSource has been reloaded, probably due to changed uid's. Is there a workaround for this?

Bye,

Bo

Petar
Telerik team
 answered on 03 Apr 2020
1 answer
83 views
Hi, I have implemented a custom, cumulative file size limitation (30MB total size limit) and after removing the files that surpass that limit, when the form is submitted, it still sends the removed files.  I've done a "getFiles()" on the Upload control and it does only show the files that I would expect to be sent, so I'm a little confused as to why it's still passing files that aren't supposed to exist anymore.  Any help would be greatly appreciated!
Plamen
Telerik team
 answered on 03 Apr 2020
4 answers
214 views

Hi,

We have a scenario that shows a form (e.g. with field A and field B) with multiple text fields being edited using MVVM tied to a data source that’s is set to AutoSync. This datasource is tied to a remote connection, so there can be a momentary lag e.g. 1-2 secs.

What we can observe is that :-
- The user types in field A
- The user then clicks on field B, and starts typing… 
- As the field A lost focus, AutoSync has kicked in (so network request starts)
- User starts to type in field B, but then previous network request finishes and fieldB resets to the value in the datasource, effectively undoing what the user has just typed

Is this ‘expected’ behaviour? Do you know any methods (or workarounds) to prevent this?  Or do we need to disable AutoSync?

Is there any documentation about what events on html input fields that MVVM / AutoSync use, and when ?

Thanks

Chris

Plamen
Telerik team
 answered on 03 Apr 2020
1 answer
180 views

I have an application that uses an input for the user to enter a number. When the input is changed another field is recalculated based on the value entered. Because the application is used in different cultures and because the telerik interferes on data binding (see https://www.telerik.com/forums/numeric-input-on-popup-edit-on-different-language) with the decimal separator I have to change the input to a telerik numerictextbox. However the input event does not exist on the numerictextbox.

I tried using numerictextbox_text.on('input keyup', calculate) but they do not work. How can I have the input event on the numerictextbox?

Tsvetomir
Telerik team
 answered on 03 Apr 2020
2 answers
2.0K+ views
i need a good tutorial for kendo ui please share tat. iam total beginner for kendo ui
xu
Top achievements
Rank 1
 answered on 03 Apr 2020
3 answers
569 views

I have a page that contains a grid. The grid contains a number column. The grid is using a custom popup editor. For the number column I am using an input instead of the telerik control for numbers.

The application is localized.

When I am using a culture where the decimal separator is comma(",") when changing the number after leaving the input the decimal separator is changed from comma to point.

 

I have prepared a demo

https://dojo.telerik.com/UvAfafor/2

Here are the steps to reproduce the problem:

1. Edit the 5th row (the one that has decimals 21.35 - anyone that has decimals should work)

2. Change the decimal point from point to comma (The code from gridEdit does not work - even though in my application works[however I am using globalize package])

3. Leave the input (The decimal point should remain to comma)

4. Go to UnitPrice and add at the end a new digit (can be added or removed any digit as long as the comma is not removed)

5. Leave the input => wrong behavior the comma is converted to point.

=> expected behavior the comma should remain regardless of how many times I change the value

Silviya Stoyanova
Telerik team
 answered on 03 Apr 2020
3 answers
2.1K+ views

Hello there,
 We have a customer who wants to override decimal sepataor in a specific culture. We have tried to override it before any widget is initialized. Also created our custom culture file and used it but the result is the same. kendo.culture().numberFormat["."] show the sybol we want, but in the UI is still the default symbol. Here is a dojo showing that only curency symbol is being overwritten.

 https://dojo.telerik.com/USUkomuY/5

 

 

Dimitar
Telerik team
 answered on 03 Apr 2020
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