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0 answers
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Hi Admin and everybody,

As title above, I using datasource to read data (url string) for Kendo Image Editor.

But when read new data with the same name (name = url string), it only retrieves the original preloaded images. But It runs normally when  I open F12 and check to "disable cache"  (image will show you)

Easier to understand, when starting to reload the page, the cache is empty, I load an image url string, it will show the image (Come here, run very well).

Then My Json read another image (it's a different picture) have the same name (name = url string) as the original image. It still shows the original image.

When I "F12" open DevTools then Network and check "Disable cache" (i understand it is not save cache), every time I run it, it's normal. It will show true/new image have the same name as the original image

What happend in my code.???

My code will show you :

var dataSourceGetImageUrlWithDrawing = new kendo.data.DataSource({
        autoSync: true,
        transport: {
            read: function (options) {
                $.ajax({
                    url: "/_layouts/xyz/getimageurl,   //my link API 
                    type: 'GET',
                    cache: false,
                    scriptCharset: "utf8",
                    dataType: "json",
                    data: {
                        models: kendo.stringify(options.data.models)
                    },
                    success: function (result) {
                        options.success(result);
                    }
                });
            },
        },
        schema: {
            data: 'data',
            model: {
                id: "imageUrlWithDrawing"
            }
        },
        change: function (e) {
            var view = dataSourceGetImageUrlWithDrawing.view()[0].imageUrlWithDrawing; //url in json data
            $("#imageEditorWithDrawing").kendoImageEditor({


                imageUrl: view,
                width: "100%",
                height: 650,
                saveAs: {
                    fileName: "image_edited.png"
                }
            });

            var imageEditorWithDrawing = $("#imageEditorWithDrawing").getKendoImageEditor();
            imageEditorWithDrawing.one("imageRendered", function () {
                imageEditorWithDrawing.executeCommand({ command: "ZoomImageEditorCommand", options: imageEditorWithDrawing.getZoomLevel() - 0.2 });
            });
        }
    });
Hope Admin and everybody help me. THanks so much.
Stark
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Iron
Iron
 asked on 19 May 2021
1 answer
134 views

Hi Admin and everybody,

I want call function() when click into color area. 

It will get category and value corresponding to that region. 

Can Kendo Pie Charts do that? 

Hope to get a reply soon from Admn and everybody. Thanks so much.

Code Demo architecture that I want to apply:

<script>
        var data = [
            {
                "source": "Hydro",
                "percentage": 22,
                "explode": true
            },
            {
                "source": "Solar",
                "percentage": 2
            },
            {
                "source": "Nuclear",
                "percentage": 49
            },
            {
                "source": "Wind",
                "percentage": 27
            }
        ];

        function createChart() {
            $("#chart").kendoChart({
                title: {
                    text: "Break-up of Spain Electricity Production for 2008"
                },
                legend: {
                    position: "bottom"
                },
                dataSource: {
                    data: data
                },
                series: [{
                    type: "pie",
                    field: "percentage",
                    categoryField: "source",
                    explodeField: "explode"
                }],
                seriesColors: ["#03a9f4", "#ff9800", "#fad84a", "#4caf50"],
                tooltip: {
                    visible: true,
                    template: "${ category } - ${ value }%"
                }
            });
        }

        $(document).ready(createChart);
        $(document).bind("kendo:skinChange", createChart);
    </script>
</div>


Nikolay
Telerik team
 answered on 19 May 2021
4 answers
131 views

I want to make a grid with excel exporting feature which will export all data.

However, the grid might contain a massive amount of data that makes the export process spends lots of time.

I've found this that shows confirmation before exporting.

https://docs.telerik.com/kendo-ui/knowledge-base/export-the-grid-to-excel-only-after-confirmation

 

However, the confirmation popup window shows after loading all data (it popup after a few time after I click the export button, so I guess it loads all the data, or the excelExport event is activated after the excel file is well prepared to be exported).

Is it possible to show the confirmation window as soon as I click the export button?

 

Thanks.

Anton Mironov
Telerik team
 answered on 18 May 2021
8 answers
3.2K+ views
Hi, 

Our whole system is design for fast data input and one requirement is that both dot and comma be accepted as decimal delimiter. Input can be both "12,12" and "12.12". It's okay if both display the afterwards, as long as the input allows for it. In fact, .NET will force you to make a choice, which is OK. 

I made a little example that showcases our need (except it doesn't deal with selection) : http://trykendoui.telerik.com/ikId/2

Is there a way to have kendo do this for us (aka without this ugly hack)? Removing all kind of culture-related formating would be a plausible option, if possible. 

Thank you

---- 

Copy of the "hack": 

01.$('#numeric').on('keydown', function (e) {
02.    if (e.which == 188) {
03.        e.preventDefault();
04.        caret = $(this).caret();
05.        value = $('#numeric').val() + '';
06.        if (value.indexOf('.') < 0 && value.indexOf(',') < 0) {
07.            $('#numeric').val(value.substring(0, caret) + '.' + value.substring(caret));
08.            $(this).caret(caret + 1);
09.        }
10.    }
11.});


Alex
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Iron
 updated answer on 18 May 2021
1 answer
681 views

Hi, 

We are looking to get tabs with menu list or dropdown kind think in it , with items in that , Below i have attached image of our requirement,

Kindly provide solution for above requirement  ,

 Thanks,

Mike

Neli
Telerik team
 answered on 18 May 2021
0 answers
274 views

Hi, 

We currently have a Kendo Editor with paste cleanup set as:

  pasteCleanup: {
all: false,
css: true,
custom: null,
keepNewLines: false,
msAllFormatting: true,
msConvertLists: true,
msTags: true,
none: false,
span: true

 

We've noticed an issue in that when copy and pasting underlined text within the control (not from external to the control), the underline is removed. I can only imagine that this is because we're stripping our SPANs with the above option. Our issue is that we can't really set this SPAN option to off as we explicitly do no want complex span elements being saved. Is there a workaround for this?

Thank you

Joseph
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 asked on 17 May 2021
1 answer
53 views

I have Asp.net website , and telerik controls on it.  On page load I get ConvertFontToSpanfilter error as a alert. On clicking few times 'OK' on alert i am able to process normal.

I am not able to figure it out why it's happening . As i know we can disable the filter but is there any specific reason it's happening?

Neli
Telerik team
 answered on 17 May 2021
1 answer
184 views

I have a kendo ui jquery datasource that I'm using to populate my grid. I have added a custom toggle switch to show only active accounts or show all accounts. The switch works by calling the following function on change: 

    $(".my-page").on("change", "#myTableStatusToggle", function () {
        if ($("#myTableStatusToggle:checked").length > 0) {
            dataSource.filter({});
        } else {
            dataSource.filter({ field: "Status", operator: "eq", value: "Active" });
        }
    });
Unfortunately there is also a search box (the standard grid search box) and when the user types in the search box it searches all records. When the user clears out the search box it shows all of the records even though the toggle switch hasn't been touched. How do I search the grid while still respecting the toggle switch? 
Neli
Telerik team
 answered on 17 May 2021
1 answer
1.2K+ views

I have configured a grid and have set up the pager
pageable: {
                        refresh: true,
                        pageSizes: false,
                        buttonCount: 5,
                    },
This works everywhere else but in one grid where it shows a dropdown with page numbers  

as soon as I open dev tools it changes 

How can I get rid of that ?

Dimitar
Telerik team
 answered on 17 May 2021
1 answer
211 views

Hello 

I have installed the latest commerical KendUI JQuery : kendoui.for.jquery.2021.2.511.commercial.zip  

When I copy/paste the example from https://docs.telerik.com/kendo-ui/api/javascript/ui/expansionpanel/configuration/title to my local project I got this error message:

TypeError: $("#expansionPanel").kendoExpansionPanel is not a function. (In '$("#expansionPanel").kendoExpansionPanel({
                title: "Lorem ipsum"
            })', '$("#expansionPanel").kendoExpansionPanel' is undefined)

I'm using many others widgets, never had such a case. Also PHPStorm does not color ".kendoExpansionPanel" in the code to let me know it can't be resolved. I'm working with JQuery 3.5.1 but that is probably not the problem.

Did I miss anything?

 

Tayger
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Iron
 answered on 16 May 2021
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