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3 answers
133 views

This demo doesn't work as expected. Window is jumping around (when dragging) and there are no restrictions.

Ianko
Telerik team
 answered on 12 Aug 2016
2 answers
486 views

Hi guys, 

I'm trying to set a validation rule on my "email" column so that all rows inserted by user contain unique emails. 

Normally i would do something like this with a counif formula. 

My problem is that i want this to be dynamic and apply to each new row.     

validation: {
from:"AND(COUNTIF(A:A,A3)=1)",
dataType: "custom",
messageTemplate: "Email must be unique",
type: "reject"
}

Erik
Top achievements
Rank 1
 answered on 11 Aug 2016
1 answer
249 views

Hi,

  I am having a problem figuring out how to fit an assignment table into the selected values of my DropDownList.  Normally when I am using lookup tables I can set the selected value(single select) easily.  Here we have a one to one as shown below and it works fine as the corresponding model for the header table has one value in a column that is used to select the value from the list(from a lookup table "changeTypeList").  See below

 

Model:

public SelectList changeTypeList = new SelectList((from a in entity.luChange_Type select a.Change_Type_Desc).ToList());

EditorTemplate:

@model DatabaseRepositoryTool.Models.DB_Changes_Header

........

@Html.DropDownListFor(m => m.Change_Type_Desc, Model.changeTypeList)

 

Now I have to add a release MutliSelect DropDownList in the editor template for adding and modifying records.  I need to populate it much in the same way I did above, using a lookup table of all possible values.  Once I have populated it I need to use an assignment table to figure out which ones need to be selected as well as saved.

Schema:

The assignment table holds rows for each release assignment, given to a header record, and has a foreign key "Release_Name" as a key to the lookup tables primary key.  It also stores the header table record's ID to link it to the header table.

Problem:

How do I go about populating the editor template with a MultiSelect DropDownList that is populated by a lookup table while setting the selected values based on the assignment table?  I am using the pop-up editor in a Kendo grid and made a custom editor template for it.

I have no code to show as I cannot find any examples of how to do this.

Eyup
Telerik team
 answered on 11 Aug 2016
1 answer
110 views

Here writes: 

With regard to the CSS selectors or element discovery via Javascript, take into account that, by default, the ContextMenu is created as a child of the<body> element. This behavior is configurable via the appendTo setting.

but appendTo links to window appendTo documentation. ContextMenu documentation does not document appendTo configuration. TypeScript declaration file for interface ContextMenuOptions is also missing appendTo property.

Which documentation is wrong (Widgets or Javascript and TypeScript)? Quick look into source (2016.2.504) tells me that appendTo does not exists on ContextMenu.

Dimiter Madjarov
Telerik team
 answered on 11 Aug 2016
2 answers
959 views

I am using angular1.0 and kendo UI controls and trying to populate the tree view all at once. Need help on loading the treeview control. I am struggling to load the child nodes. My api call returns this

"[{\"Item\":\"National\",\"StationName\":[{\"Item\":\"A\"}]},{\"Item\":\"San Francisco\",\"StationName\":[{\"Item\":\"B\"},{\"Item\":\"C\"},{\"Item\":\"KCBS-AM\"}]},{\"Item\":\"Los Angeles\",\"StationName\":[{\"Item\":\"D\"},{\"Item\":\"E\"},{\"Item\":\"F\"},{\"Item\":\"G\"},{\"Item\":\"H\"}]},{\"Item\":\"Seattle\",\"StationName\":[{\"Item\":\"I\"},{\"Item\":\"J\"}]}]"

This is on my js (controller) file

 
   $scope.treeData = new kendo.data.HierarchicalDataSource({
       transport: {
           read: {
               url: 'api/stationdata/GetStationData',
               dataType: "json",
               contentType:"application/json"
           },
           schema: {
               model: {
                   id: "item",
                   children: "stationName"
               }
           }
       }
   });

 

this is on my html

 <div kendo-tree-view="tree"

                         k-data-source="treeData"
                         k-on-change="selectedItem = dataItem">
                        <span k-template>
                           {{dataItem.item}}{{dataItem.stationName}} <button class='k-button' ng-click='click(dataItem)'>Select</button>
                        </span>
                    </div>

 

Attacched is the screen shot of what I see. How do I get the child node to display ?

 

Stefan
Telerik team
 answered on 11 Aug 2016
2 answers
204 views

Hi, I am binding a json nested object to a kendo-mobile-list-view and it displays the items as [object Object]. How can I avoid this issue?

Im attaching a dojo link: http://dojo.telerik.com/ExakU/2


Thanks.

Emmsa
Top achievements
Rank 2
 answered on 11 Aug 2016
7 answers
308 views
Hi
  I see you can constrain the window such that it can't go beyond certain points.

http://www.telerik.com/forums/kendowindow-appendto-boundaries

This works for me. 

I would also like to constrain the window such that when you hit maximize it can't go above a certain point, how could I achieve this?

thanks
Dimo
Telerik team
 answered on 11 Aug 2016
1 answer
1.0K+ views
I am using Kendo File Upload for upload files and after uploading I convert the file to Byte array and save it on Database in the Binary data format.My requirement is I want to display the uploaded files in the uploaded area,ie the area where I upload files.(Take byte array content of files from database and the convert it into Base64 string thees section is I did)
 
Code:
 
<h2>Index</h2>
 
@* The file Upload code,What changes are I done this code for display files in the Uploaded area ?
<div class="box">
    <p>
        File Upload Example
    </p>
</div>
<form method="post" action='@Url.Action("Save")'>
    <div class="demo-section k-content"><h2>
 
         <h6>Upload Attachments</h6>
 
        @(Html.Kendo().Upload()
    .Name("files").
    TemplateId("fileTemplate")
    .Messages(m => m.Select("Add files here."))
    .Async(a => a
        .Save("Save", "Upload")
        .Remove("Remove", "Upload")
        .AutoUpload(false)).Events(events => events.Select("onSelect")))
        
 
        
        <script id="fileTemplate" type="text/x-kendo-template">
            <span class='k-progress'></span>
            <div class='file-wrapper'>
                <img class='file-icon #=addExtensionClass(files[0].extension)#' /> <!-- here im trying to bind the image -->
                @*<h4 class='file-heading file-name-heading'>Name: #=name#</h4>
                    <h4 class='file-heading file-size-heading'>Size: #=size# bytes</h4>*@
                <button type='button' class='k-upload-action'></button>
            </div>
        </script>
 
        <script>
    var a = 0;
    function onSelect(e) {
        $.each(e.files, function (index, value) {
            readMultipleFiles(value);
        });
        a++;
    }
 
    function addExtensionClass(extension) {
        return a;
    }
 
 
    function readMultipleFiles(file) {
        var reader = new FileReader();
        reader.onload = function (e) {
            // bind the file content
            $('.'+a+'').attr({ src: e.target.result });
        }
        reader.readAsDataURL(file.rawFile);
    }
 
 
        </script>
 
        <style scoped>
            .demo-section{
                width: 350px;
                float: right;
                background-color: #f7f7f7;
                padding: 20px;
                border: 1px solid #dbdbdb;
            }
 
            .demo-section .k-widget.k-upload.k-header{
                border-radius: 0px;
                border: none;
                background-color: #F7F7F7;
            }
 
            .demo-section .k-upload-files{
                width: 100%;
                overflow: hidden;
                background-color: #fff;
                border: none;
                min-height: 235px;
            }
 
            .demo-section .k-upload-files .k-file{
                width: 48%;
                float: left;
                border: none;
                padding-left: 0px;
            }
 
            .demo-section .k-dropzone{
                background-color: #fff;
                border-bottom: none;
                margin-bottom: 30px;
            }
 
           .demo-section .k-dropzone .k-button.k-upload-button{
                height: 75px;
                border: 1px dashed #000;
                width: 100%;
                background-color: #fff;
                border-radius: 0px;
                padding-top: 26px;
                background-position: 0px;
                box-shadow: none;
           }
 
           .demo-section .k-dropzone .k-button.k-upload-button input{
               background-color: #fff;
               box-shadow: none;
           }
 
            .file-icon {
                /*display: inline-block;
                float: left;
                width: 80px;
                height: 80px;
                margin-left: 42px;
                margin-top: 45.5px;*/
                width: auto;
                height: 135px;
                max-height: 100%;
                max-width: 100%;
            }
 
            li.k-file .file-wrapper .k-upload-action {
                position: absolute;
                top: 0;
                right:0;
            }
 
            li.k-file div.file-wrapper {
                position: relative;
                height: 100px;
                padding: 15px;
 
                /*float:left;
                width:50%;*/
            }
        </style>
    </div>
</form>
Dimiter Madjarov
Telerik team
 answered on 11 Aug 2016
1 answer
271 views

Hi everyone,

I have a kendo ComboBox being binded to a json object as follows:

function getTests(element) {     //element is just an input

   element.kendoComboBox({         

       dataTextField: "Name",         

       dataValueField: "Id",         

       dataSource: {             

              data: [{ Id: 2, Name: "Test 1" }, { Id: 8, Name: "Test 2" }, { Id: 6, Name: "Test 3" }]        

       },         

       placeholder: "Select One",         

       suggest: true,         

       filter: "contains",     

}); }

 

And I'm receiving the following error:

   Uncaught TypeError: s.data.Query.compareFilters is not a function

from:

   kendo.web.js:28607

I'm working with:

   kendo.version = '2016.2.714'

 

Plese give a clue on this

 

Regards

Alexander Valchev
Telerik team
 answered on 11 Aug 2016
1 answer
150 views

Hi

I'm trying to implement nested property binding. I've found the following article in your documentation but that example doesn't seem to be working at the moment so I've created a Dojo highlighting the issue.

First time you run, everything displays correctly. If you then click the Rebind Local button, all of the nested properties fail to show. It seems to be that whenever you set the data directly, the fields (or at least the "from"s) as set in the model are ignored. Is this expected behaviour and if so, is there a workaround?

Thanks

Keith

Alexander Valchev
Telerik team
 answered on 11 Aug 2016
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