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I haven't been able to find this answer anywhere.  How do you set the filter list to sort alphabetically?
Maria Ilieva
Telerik team
 answered on 23 Feb 2016
3 answers
1.4K+ views

I have a page, bound to a model, with several dropdownlistfor controls. These work ok, however, some items on the form only need to be shown depending on the values of other fields. I can do this using the change event on the dropdownlist without a problem.

However, I also need this logic to fire, once the page is initially loaded, (as the page is an edit form as well as a new record form). Using the $(document).ready() function, when I try to read the value from the dropdownlist, I get an undefined or null reference error, as it seems the dropdownlist hasn't yet been bound to the data.

I also get this error using the $(window).load() function.  How can I get the initial value of the dropdown list, once the page has loaded, so I can process the logic needed to show / hide the appropriate sections of the form?

 The code I have is:-

var dropdownlist = $("#Replacement").data("kendoDropDownList");
var dataItem = dropdownlist.dataItem();
var replacementVal = dataItem.Code;
 
if(replacementVal=='Y')
{
    $('#divReplacementPost').show();
}
else
{
    $('#divReplacementPost').hide();
}

Thanks

Georgi Krustev
Telerik team
 answered on 23 Feb 2016
4 answers
1.2K+ views
Hello Support,

I want to trace, entry key press on combobox. I am not able to achieve that, please let me know how could I achieve this.

Thanks,
Parthiv
Kiril Nikolov
Telerik team
 answered on 23 Feb 2016
3 answers
56 views

Hi,

Which Telerik UI Asp.net MVC control we should use to accomplish attached functionality?

 

Thanks

 

Dimiter Madjarov
Telerik team
 answered on 22 Feb 2016
2 answers
246 views
I want to use window with partial view.

There are two function in partial view. When window was opening I got error : "Uncaught SyntaxError: Unexpected token :"

If I remove second parameter(prm2) in second function(getCustomer2) then it works fine.(MyWindowPartial.cshtml line 14)

What can I do?

 

<script>
function getCustomer1()    {
     return {  wfTypeId : @(Html.Raw(Json.Encode(ViewBag.WfTypeId))), 
                folderIdList : @(Html.Raw(Json.Encode(ViewBag.WfTypeId)))        };   }
function getCustomer2()   {
    return  { wfTypeId : @(Html.Raw(Json.Encode(ViewBag.WfTypeId))),
                  prm2 : "deneme"       };
}
 </script>
Slav
Telerik team
 answered on 22 Feb 2016
2 answers
141 views

Hi,

 

I want to load the grid from an offline source like in this example, http://stackoverflow.com/questions/12980444/caching-a-kendo-ui-datasource-object-using-localstorage.   However that example is using KendoUI directly, whereas I am creating the grid using the MVC HtmlHelper.  In the helper there is no overload on the Read method on the DataSource to specify a javascript function.  How do I do the equivalent with the HtmlHelper, or do I need to mix and match?
Scott Waye
Top achievements
Rank 2
Iron
Iron
Veteran
 answered on 22 Feb 2016
3 answers
348 views

Hello,

I've been reading up on the documentation about the customisation of exported excel documents from the grid.  My project is an MVC applicaation using razor views.  My question is how do you marry the grid to the javascript so that when the user presses "export" it runs the function?

For example my grid looks like this:

  @(Html.Kendo().Grid<Widget_Tests.Models.tbl_data>()
        .Name("Grid")
        .Columns(columns =>
            {
                columns.Bound(c => c.old_id).Title("Old ID");
                columns.Bound(c => c.name).Title("Name");
                columns.Bound(c => c.type).Title("Vessel Type");
                columns.Bound(c => c.company).Title("Company");        
            }
        )                
        .ToolBar(toolbar =>
            {
                toolbar.Excel();                               
            }
        )
        .Pageable()
        .Scrollable()
        .Excel(excel => excel
            .FileName("MyGrid.xlsx")            
            .AllPages(true)
            .Filterable(true)           
            )
        .DataSource(dataSource => dataSource
            .Ajax()
            .PageSize(50)
            .Read(read => read.Action("tbl_data_Read", "Home"))            
            )            
        )

Here is the javascript I found in the documentation:

  function saveExcel() {
        var workbook = new kendo.ooxml.Workbook({
            sheets: [
              {
                  columns: [{ autoWidth: true }],
                  rows: [
                    {
                        cells: [
                          {
                              value: "bold and italic",
                              bold: true,
                              italic: true
                          }
                        ]
                    },
                    {
                        cells: [
                          {
                              value: "red text on blue background",
                              color: "#ff0000",
                              background: "#0000ff"
                          }
                        ]
                    },
                    {
                        cells: [
                          {
                              value: "Arial 20px",
                              fontSize: 20,
                              fontName: "Arial"
                          }
                        ]
                    },
                    {
                        cells: [
                          {
                              value: "Right aligned",
                              hAlign: "right"
                          }
                        ]
                    },
                    {
                        cells: [
                          {
                              value: "Centered horizontally and vertically",
                              vAlign: "center",
                              hAlign: "center",
                              rowSpan: 2
                          }
                        ]
                    }
                  ]
              }
            ]
        });
    };

kendo.saveAs({
    dataURI: workbook.toDataURL(),
    fileName: "Test.xlsx"
});

 How do these go together?

 

Dimiter Madjarov
Telerik team
 answered on 22 Feb 2016
2 answers
105 views

Is it possible to make a custom view for the Kendo ui MVC Gantt chart?

I've found documentation on how to do this in JavaScript.
Is this possible? If so is there any documentation or demo instructing on how to do this?

Thanks in advance!

Pavlos
Top achievements
Rank 1
 answered on 22 Feb 2016
20 answers
1.3K+ views
I have a Kendo grid set up for client-side only. Whenever I add a row, then edit it, then cancel - it gets removed. Multiple questions have been asked here about this same issue, and all the suggestions point to incorrect setup of the model's ID.Well, in my case the ID seems to be set up correctly. I am assigning a new ID to the model in the onGridSave() javascript event, like this:

var _curId = 1;
function onGridSave(e) {
    var newId = _curId++;
    e.model.set('id', newId);
    e.model.set('EncryptedIngredientId', newId);
}
And when I look at the data in the grid after having added multiple rows, all of their IDs are unique - from 1 to n.

But when I cancel an edit, in the onGridChange() event the action is "remove", and the cancelled row is removed. This happens for new rows as well as for edited rows, while it should only be the case for new rows.The grid is set up as follows:

@(Html.Kendo().Grid<IngredientViewModel>(Model.ServerData)
 
    .Name("IngredientsGrid")
    .Editable(editable => editable.Mode(GridEditMode.InLine).Enabled(true))
    .BindTo(Model.DataAfterEdit ?? Model.ServerData)
    .DataSource(ds => ds
        .Ajax()
        .ServerOperation(false)
        .Events(ev => ev.Change("onGridChange").Error("onGridError"))
        .Model(m => {
                 m.Id(p => p.EncryptedIngredientId);
                 m.Field(p => p.EncryptedIngredientId).DefaultValue(Guid.NewGuid().ToString());
                 m.Field(p => p.PercentInfo).DefaultValue(new PercentInfoViewModel());
             })
        .Read("IngGrid_Read", "Company") // <-- dummy action that doesn't exist in controller
        .Update("IngGrid_Update", "Company") // <-- dummy action that doesn't exist in controller
        .Create("IngGrid_Create", "Company") // <-- dummy action that doesn't exist in controller
        .Destroy("IngGrid_Destroy", "Company")) // <-- dummy action that doesn't exist in controller
    .ToolBar(tbar => tbar.Create())
    .Columns(c => {
               c.AutoGenerate(false);
               c.Bound(m => m.CasNumber);
               c.Bound(m => m.IngredientName);
               c.Bound(m => m.PercentInfo).ClientTemplate("#= makePercentageDisplayString(data.PercentInfo) #").Width(180);
               c.Bound(m => m.ReachRegNumber);
               c.Bound(m => m.ReachSvhc);
               c.Bound(m => m.RohsSubstance);
               c.Bound(m => m.Prop65Substance);
               c.Command(command => {
                             command.Edit();
                             command.Destroy();
                         }).Width(200);
           })
    .Events(evt => {
                evt.Save("onGridSave");
                evt.Edit("onGridEdit");
            })
)
What am I doing wrong?
Sven
Top achievements
Rank 1
 answered on 22 Feb 2016
1 answer
556 views

Hello,

I have Kendo grid which has Export to PDF button and other Buttons on toolbar. So i am using a toolbar template. As mentioned in Posts to hide toolbar i used the following css to hide toolbar button in exported pdf.

 .k-pdf-export .k-grid-toolbar,
      .k-pdf-export .k-grouping-header {
        display: none;
      }

But my pdf file Shows the toolbar with all Buttons. So i believe must be something to do with template. Please suggest how can i hide toolbar template in export

 

Thanks

 

Anamika

Radoslav
Telerik team
 answered on 22 Feb 2016
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