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Is it possible or work around to skip for example, if I have a chart with the past seven days in the categoryAxis, but to skip the weekends?
Porsha
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 asked on 18 Nov 2022
1 answer
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We are using the kendo grid and detail template.

Is there a way to do the following with the expand/collapse column?

1: Add a tooltip to the expand/collapse icon?

2: Add column header to the expand/collapse column?

 

Nikolay
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 answered on 18 Nov 2022
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Hi,

I want to add custom field to combobox Editor in Kendo grid but it's not working can anyone help me? Many thanks!
In the image below I have an IsActive : true column when loading data, but when I edit I don't see it.

Mr Chuc
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 asked on 18 Nov 2022
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Download 2022.1.301 commercial. The file is 10 MB or so. Same for versions 2022.1.412, 2022.2.510, 2022.2.621, 2022.2.802, and 2022.3.913.

When we get to the 2022.3.1109 commercial download it is no longer included. A 1kb file is there with build statements like importing other files. I need the real file.

Paul
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 asked on 17 Nov 2022
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I have the exact same HTML as the example of a kendo grid but the payloads are completely different mine is:

HTML:

while the payload from the example is:

Example HTML

 

John
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 updated question on 16 Nov 2022
2 answers
5.7K+ views

I have a grid I've created in MVC that is throwing the following error when I set the datasource

kendo.all.js:311085 Uncaught TypeError: Cannot read properties of undefined (reading 'id')

Using version 2022.2.802.545

Here is my grid

@(Html.Kendo().Grid<MyModelName>()
            .Name("event-violations-grid")
            .Columns(columns =>
            {
                //columns.Select().Width(50);
                columns.Bound(s => s.SupplierNumber).Hidden(true);
                columns.Bound(s => s.SupplierName).Width(275);
                columns.Bound(s => s.OldOrderDate).Format("{0:MM/dd/yyyy}").Hidden(true);
                columns.Bound(s => s.OldDeliveryDate).Format("{0:MM/dd/yyyy}").Hidden(true);
                columns.Bound(s => s.NewOrderDate).Format("{0:MM/dd/yyyy}").Hidden(true);
                columns.Bound(s => s.NewDeliveryDate).Format("{0:MM/dd/yyyy}").Hidden(true);
                columns.Bound(s => s.ArrivalDate).Format("{0:MM/dd/yyyy}").Hidden(true);
                columns.Bound(s => s.TransmitTime).Hidden(true);
                columns.Bound(s => s.ExpectedDeliveryTime).Hidden(true);
                columns.Bound(s => s.Action).Width(180);
                columns.Bound(s => s.ActionComments);
            })
            .Sortable()
            .Scrollable(s => s.Height("215px"))
            .HtmlAttributes(new { style = "height:250px;" })
            .Resizable(r => r.Columns(true))
        )

(I know there is a lot of hidden columns there.. I may or may not need them yet)

Then I have some javascript which populates a dataSource and sets to this grid

function getViolations() {
    var vdata = {};
    vdata["stageId"] = _stageId;
    vdata["stores"] = "" + _stores.join(',');
    vdata["supplierNumber"] = _eventRevertData.SupplierNumber;
    vdata["origDeliveryDate"] = kendoDateOnly(_eventRevertData.Start);
    vdata["newDeliveryDate"] = null;

    var dataSource = new kendo.data.DataSource({
        schema: {
            model: {
                fields: {
                    SupplierNumber: { type: "number" },
                    SupplierName: { type: "string" },
                    OldOrderDate: { type: "date" },
                    OldDeliveryDate: { type: "date" },
                    NewOrderDate: { type: "date" },
                    NewDeliveryDate: { type: "date" },
                    ArrivalDate: { type: "date" },
                    TransmitTime: { type: "string" },
                    ExpectedDeliveryTime: { type: "string" },
                    OrderGroup1: { type: "boolean" },
                    OrderGroup2: { type: "boolean" },
                    OrderGroup3: { type: "boolean" },
                    OrderGroup4: { type: "boolean" },
                    OrderGroup5: { type: "boolean" },
                    OrderGroup6: { type: "boolean" },
                    OrderGroup7: { type: "boolean" },
                    OrderGroup8: { type: "boolean" },
                    Action: { type: "string" },
                    ActionComments: { type: "string" }
                }
            }
        },
        transport: {
            read: {
                url: "/MyController/GetViolationsGrid1",
                data: vdata,
                dataType: "json"
            }
        }
    });
    dataSource.fetch(function () {
        let data = this.data();
        console.log(data);
        var grid = $("#event-violations-grid").data("kendoGrid");
        grid.setDataSource(data);
    });
}

This works - my grid displays exactly as I expect, and updates when I call my function (the vdata changes depending on other things)

However, I'm getting this error:

If I open that, I can see that the part of "my" code is here:

Which brings me to here

I have confirmed that I can get as far as line 1228 without issue.. my console.log works and I can see my data.. it seems like it is happening when I'm setting the data source

Any help would be greatly appreciated!

Thanks

 

Thomas
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 updated answer on 16 Nov 2022
6 answers
1.0K+ views
I am trying to build a single page application with Kendo UI. I have 7 drop down lists and 2 combo boxes on a form. 2 out of 7 drop downs will have same values. 
What is the best way to get data and bind to these controls?

1. Make everything an individual datasource
2. One data source which will have all the collections and bind them once the read request is completed
3. Any other approach?

Neli
Telerik team
 updated answer on 16 Nov 2022
4 answers
195 views

Hi, 

I've got a very simple Toolbar. It has one buttonGroup with three buttons that all belong to the same group. When the Toolbar initially loads, none of the buttons in the group are selected (toggled on). The user clicks one and all is good.

But, then I have another process on my page that requires me to reset the buttonGroup back to it's original state.  That is, none of the buttons in the Group are selected (toggled on).

Is this possible? 

The only solution I have seen codes like this, but this only removes the class. The "state" of the buttons is unchanged.
$('#ActionsButtons>a.k-selected').removeClass('k-selected');

Thanks for any help,
John

 

John
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Iron
 answered on 15 Nov 2022
0 answers
101 views

I dont know if is a known issue but I didnt find another question about this, please let me know if it is a duplicate.

 

So, the scheduler has a refresh button, when you click it the datasource.read is triggered to load the data.

But for some reason, if you select an event and then click on refresh button, the start date will be changed to the date of the selected event and the old events will disappear due to date filter.

 

I wrote a dojo to show the issue: https://dojo.telerik.com/omIxeDUx/8

 

Reproduce steps:

- Open the dojo

- Select an event of any date greater than the first date (fixed 2022-10-10)

- Click the refresh button

- You will see that the start date changed and some events will not be shown.

 

 

EDIT

For those who have the same problem, I'm make a workaround (I dont know if will work for any context), I just remove the refresh button of the scheduler and then add a new button which onclick event will just call the datasource.read() function.

The following dojo has this work around: https://dojo.telerik.com/omIxeDUx/9

 

Hilton Pereira
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 updated question on 14 Nov 2022
1 answer
719 views

We have a .Net Core 6 application.

We are using the "jQuery Grid Detail Template" to display a customer's orders in a KendoGrid. Then when the detail template icon is clicked, we fetch the order details and show those rows in another sub kendoGrid.

We are following this example: https://demos.telerik.com/kendo-ui/grid/detailtemplate

We can get this working for our situation, but only for the first customer that is searched.

When a different customer orders are searched, and the detail icon is clicked, we get an error ("Uncaught TypeError: Cannot convert undefined or null to object").

Our UI uses the "kendo-dropdownlist" for customer names, and a "Html.Kendo().DatePicker()" for the From/To date ranges. And a "Html.Kendo().DropDownButton()" for a Search button.

This is what happens when the form is first loaded:
1: user selects customer + date range then clicks [Search]
2: the javascript function "GetMyData()" is called
3: The "$("#myOrders-grid").kendoGrid" is populated correctly
4: when any details icon is clicked, the "detailInit: detailInit" function is called, the detail data is fetched and displayed correctly in sub grid.

PROBLEM occurs here
5: user selects a different customer and clicks [Search]
6: The "$("#myOrders-grid").kendoGrid" is populated correctly
7: BUT when any details icon is clicked, this error is generated: "Uncaught TypeError: Cannot convert undefined or null to object"
    the "detailInit: detailInit" function is never triggered
8: HOWEVER: If I select the original customer and original date range from dropdown and press [Search], the details icon works again, but only for the original customer and date range.

It seems like something remembers only the original customer's data. Do I have to clear something from memory?

What am I doing wrong below?

 


//My pseudo code 
function GetMyData(e) {
	var formattedStartDate = dateFns.parse(datefrom.value, 'YYYY-MM-DD hh:mm:ss')
	var formattedEndDate = dateFns.parse(dateto.value, 'YYYY-MM-DD hh:mm:ss')
	var myUrlString = '@Url.Action("GetOrders", "MyController")'
	var payloadContent = {
		"customerId": parseInt(customerDropdown.value),
		"startDate":  formattedStartDate,
		"endDate": formattedEndDate
		}
	$("#myOrders-grid").kendoGrid({
		dataSource: {
			transport: {
				read: function(options) {
					axios.post(myUrlString, payloadContent).then(function (response) {
						options.success(response.data);
					})
				}
			},
			pageSize: 10,
			sort: { field: "eventStart", dir: "asc" },
			schema: {
				model: {
					fields: {
						eventStart: { type: "date" },
						...ETC
					}
				}
			}
		},
		detailTemplate: kendo.template($("#template-details").html()),
		detailInit: detailInit,
		height: 600,
		sortable: true,
		pageable: {
			numeric: true
		},
		columns: [
			{ field: "eventStart", title: "Event Start", format: "{0:MM/dd/yyyy}", width: "6%" },
			...ETC
		],
		excel: {
			fileName: "orders-data.xlsx",
			allPages: true,
			filterable: true
		},
	})
}

function detailInit(e) {
	var detailRow = e.detailRow;
	var detailsUrlString = '@Url.Action("GetDetails", "MyController")'
	var payloadContent = {
		"customerID": e.data.custId,
		"orderID":  e.data.orderid
		}

	detailRow.find(".detailTabstrip").kendoTabStrip({
		animation: {
			open: { effects: "fadeIn" }
		}
	});

	detailRow.find(".details").kendoGrid({
		dataSource: {
			transport: {
					read: function(options) {
						axios.post(detailsUrlString, payloadContent).then(function (response) {
							options.success(response.data);
						})
					}
				},

			pageSize: 10,
			sort: { field: "orderID", dir: "asc" },
			schema: {
				model: {
					fields: {
						description: { type: "string" },
						...ETC
					}
				}
			},
		},
		scrollable: false,
		sortable: true,
		height: 250,
		pageable: true,
		columns: [
			{ field: "description", title:"Description" },
			...ETC
		]
	});
}

 


<script type="text/javascript" id="template-details">
        <div class="detailTabstrip">
            <ul>
                <li class="k-active">
                    Order Details
                </li>
                <li>
                    Customer Details
                </li>
            </ul>
            <div>
                <div class="details"></div>
            </div>
            <div>
                <div class='customer-details'>
                    <h3>Customer details will go here later</h3>
                </div>
            </div>
        </div>
</script>

Jerry
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Iron
Iron
Iron
 answered on 14 Nov 2022
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