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5 answers
177 views
I am trying to do a multi-leveled diagram using a layout of layered type and radial subtype with my items coming from a datasource and my template based of the one in the demo example. The chart itself does display and the items are connected properly as to their relation but using straight connectors under 90° angle separation (0, 90, 180, 270) and not how I expected from what I've seen in the picture within the API documentation.

Is there something else I have to do to achieve this kind of connectors instead of the classic rigid structure?

Including my code for better reference on what I have so far:

    function visualTemplate(options) {
            var dataviz = kendo.dataviz;
            var g = new dataviz.diagram.Group();
            var dataItem = options.dataItem;
            
            var bgcolor = '#' + (Math.random() * 0xFFFFFF << 0).toString(16);


            g.append(new dataviz.diagram.Rectangle({
                width: 100,
                height: 100,
                stroke: {
                    width: 0,
                    color: "black"
                },
                background: bgcolor
            }));
            g.append(new dataviz.diagram.TextBlock({
                text: dataItem.name,
                x: 10,
                y: 25,
                color: "white"
            }));
            g.append(new dataviz.diagram.TextBlock({
                x: 10,
                y: 45,
                text: dataItem.ref_no,
                color: "white"
            }));

            g.append(new dataviz.diagram.TextBlock({
                x: 10,
                y: 65,
                width: 100,
                text: dataItem.level,
                color: "white"
            }));
            return g;
        }

        function createDiagram() {
            $("#diagram").kendoDiagram({
                dataSource: new kendo.data.HierarchicalDataSource({
                    transport: {
                        read: {
                            url: "ashx/hierarchicalDiagram.ashx",
                            dataType: "jsonp"
                        }
                    },
                    schema: {
                        model: {
                            children: "items"
                        }
                    }
                }),
                layout: {
                    type: "layered",
                    subtype: "radial",
                    startRadialAngle: 0,
                    endRadialAngle: 60,
                    iterations: 500,
                    nodeDistanc: 80,
                    grid: {
                        width: 900,
                        height: 800,
                        componentsGridWidth: 900,
                        offsetX: 0,
                        offsetY: 0 
                    }
                },
                shapeDefaults: {
                    visual: visualTemplate,
                    editable: false,
                    rotatable: false,
                    resizable: false
                },
                shapes: {
                    content: {
                        align: "center"
                    },
                    rotation: {
                        angle: 15
                    }
                },
                connectionDefaults: {
                    hover: {
                        stroke: {
                            color: "red"
                        }
                    },
                    stroke: {
                        color: "black"
                    }
                }
            });

            var diagram = $("#diagram").getKendoDiagram();

            diagram.bringIntoView(diagram.shapes, {align: "center"});
        }

        $(document).ready(createDiagram);
Hristo Germanov
Telerik team
 answered on 03 Jun 2014
8 answers
637 views
Currently I'm working on a Kendo UI Grid which has Autocomplete functionality in the cell of one column via the custom editor method. The Autocomplete dataSource is an array of objects that was received from a REST endpoint. When select an autocomplete entry, a create is fired to the REST endpoint and I also receive the created entry back. My problem is now, I need to use that new data to populate the cells of the grid so that the update method on all the cells works consistant, otherwise the Id that is necessary for the update is missing and I receive an error. The objects the Autocomplete searches in are different from the one that are necessary to populate the grid.
Is there any way to manipulate the dataSource of the Grid from the select method of the Autocomplete within a cell of the grid?
Daniel
Telerik team
 answered on 03 Jun 2014
1 answer
222 views
I'm selecting a node on a TreeView programmatically. How would I expand all parent nodes and scroll the node into the viewport? Thanks!
Alex Gyoshev
Telerik team
 answered on 03 Jun 2014
1 answer
90 views
Hello,

I use a custom delete operation to delete a row on a successful delete via REST. I also use a custom method to get a new row which pretty much inserts just an empty row at the end of all entries. My problem is that when I delete an item an then try to add one again, I don't see a new row, only when I hit the sorting then I see the empty row.
Alexander Popov
Telerik team
 answered on 03 Jun 2014
1 answer
278 views
Can someone please explain how to make a custom editor template that has no concept of time zones? 

My attempts to turn them off still lead to end times being converted which caused start comparisons to end to be invalid.

Vladimir Iliev
Telerik team
 answered on 03 Jun 2014
2 answers
725 views
I have a grid defined like this: I'll refer to it as grid A.

@(Html.Kendo().Grid<My.NameSpace.ViewModel>()
 .Name("grid")
 .Columns(columns =>
 {
 columns.Bound(p => p.ColumnA)
 columns.Bound(p => p.ColumnB).Width(130);
 columns.Bound(p => p.ColumnC);
 columns.Bound(p => p.ColumnD).Width(130);
 columns.Command(command => { command.Edit(); }).Width(160);
 })
 .Editable(editable => editable.Mode(GridEditMode.PopUp).TemplateName("EditingTemplate"))
 .Events(e => e.Edit("onEdit"))
 .Pageable()
 .Sortable()
 .Scrollable()
 .HtmlAttributes(new { style = "height:430px;" })
 .DataSource(dataSource => dataSource
 .Ajax()
 .PageSize(20)
 .Events(events => events.Error("error_handler"))
 .Model(model => model.Id(p => p.ViewModelID))
 .Create(update => update.Action("A_Create", "ControllerName"))
 .Read(read => read.Action("A_read", "ControllerName"))
 .Update(update => update.Action("A_Update", "ControllerName"))
 .Destroy(update => update.Action("A_Destroy", "ControllerName"))
 )

When the user clicks the "Edit" button in the grid, and thus launches "EditingTemplate" I want to pass the ID from the model of the selected row to the "EditingTemplate". The reason for this, is I want to pass the ID to another kendo grid that exists on the "EditingTemplate". I will refer to that as grid B. 

I have defined an "additionalData" function that is called by the read method on grid B, so I have   

.Read(read => read.Action("B_read","ControllerName").data("additionalData"))

function additionalData() {
var myID = %%How do I get this value from the selected row to edit from grid A?%%

return {
  ViewModelID: myID
 }
}

So far I have tried setting the value on a hidden field in grid A's "edit" event, and then retrieving it in additionalData, however the methods fire in the wrong order, so first additionalData fires, then the edit event fires. additionalData never is able to access the value.

I have also tried things in the additionalData to like below, however the result is always "undefined"

var item = $("#grid").data("kendoGrid").model/dataItem/data/item

I have also tried

var grid = $("#grid").data("kendoGrid");
var item = grid.dataItem(grid.select());

This produces the following error in Kendo.all.js

Unhandled exception at line 36448, column 13 in http://SERVERNAME/Scripts/kendo/kendo.all.js0x800a138f - Microsoft JScript runtime error: Unable to get value of the property 'value': object is null or undefinedIf there is a handler for this exception, the program may be safely continued.

None of the above options work. I don't understand why this is so difficult to do. Can someone show me the correct way of doing this?

Thanks  

Dave
Top achievements
Rank 1
 answered on 02 Jun 2014
3 answers
201 views
I need notification hiding to be stopped when hovering over a notification. Can you give me a suggestion to attach this feature to kendo notification . 
Dimiter Madjarov
Telerik team
 answered on 02 Jun 2014
1 answer
98 views
Hi,

I have a grid(Grid1) with popup Edit. And On Popup Edit of Grid1 have a another Grid2 with popup2 Editable enabled.


I want to have control on Save2  button of popup2; for the data to be pushed on to grid2  based on input of popup2.

Basically I am trying to push more data values   to griddatasource as per grid model based on selection on popup2 window which has minimum fields show.


Thanks,
Chatrapathi Chennam
Vladimir Iliev
Telerik team
 answered on 02 Jun 2014
1 answer
267 views
The problem I am having is, I have 12 rows in my Grid and only 1 checkbox is appearing. right in the middle.
Here is my Code.

<!DOCTYPE html>
<html>
<head>
    <style>
        html {
            font-size: 9px;
            font-family: 'Segoe UI';
        }
    </style>
    <title>Grid With CheckBox</title>
    <link href="styles/kendo.common.min.css" rel="stylesheet" />
    <link href="styles/kendo.default.min.css" rel="stylesheet" />
    <link href="styles/kendo.default.mobile.min.css" rel="stylesheet" />
    <script src="js/jquery.min.js"></script>
    <script src="js/kendo.all.min.js"></script>
</head>
<body>
    <div data-role="view" id="tabstrip-ticker" data-title="Grid With Checkbox" data-layout="mobile-tabstrip">
        <ul data-role="listview" data-style="inset" data-type="group">
            <li>
                Test Grid With CheckBox
                <ul>
                    <li>
                        <div id="revgrid" style="width: 100%; margin-left: auto; margin-right: auto; font-size: 9px; float: left;"></div>
                    </li>
                </ul>
            </li>
        </ul>
</div>
    <div data-role="layout" data-id="mobile-tabstrip">
        <header data-role="header">
            <div data-role="navbar">
                <!--<a class="nav-button" data-align="left" data-role="backbutton">Back</a>-->
                <span data-role="view-title"></span>
                <a data-align="right" data-role="button" class="nav-button" href="#/">Home</a>
            </div>
        </header>
 
        <p>TabStrip</p>
 
        <div data-role="footer">
            <div data-role="tabstrip">
                <a href="#tabstrip-ticker" data-icon="info">Home</a>
            </div>
        </div>
    </div>
    <style scoped>
        #tabstrip-profile h2 {
            display: inline-block;
            font-size: 1.1em;
            margin: 1.5em 0 0 .7em;
        }
 
            #tabstrip-profile h2 span {
                display: block;
                clear: both;
                font-size: 1.8em;
                margin: .1em 0 0 0;
            }
 
        #tabstrip-profile img {
            width: 5em;
            height: 5em;
            float: left;
            margin: 1em;
            border: 1px solid rgba(0,0,0,.2);
            -webkit-border-radius: 4em;
            border-radius: 4em;
        }
 
        .sales-down,
        .sales-hold,
        .sales-up,
        .value {
            float: right;
        }
 
        .sales-up {
            color: green;
        }
 
        .sales-down {
            color: red;
        }
 
        .sales-hold {
            color: blue;
        }
 
        .value {
            color: #bbb;
        }
    </style>
    <script>
         
        $(document).ready(function () {
            var RevSource = [
                { "BookYear": "JPLN/15", "RevHandled": "$1500.00", "RepCode": "TJN" },
                { "BookYear": "JPLN/15", "RevHandled": "$1600.00", "RepCode": "TJN" },
                { "BookYear": "JPLN/15", "RevHandled": "$1700.00", "RepCode": "TJN" },
                { "BookYear": "JPLN/15", "RevHandled": "$1800.00", "RepCode": "TJN" },
                { "BookYear": "JPLN/15", "RevHandled": "$1500.00", "RepCode": "TJN" },
                { "BookYear": "JPLN/15", "RevHandled": "$1600.00", "RepCode": "TJN" },
                { "BookYear": "JPLN/15", "RevHandled": "$1700.00", "RepCode": "TJN" },
                { "BookYear": "JPLN/15", "RevHandled": "$1800.00", "RepCode": "TJN" },
                { "BookYear": "JPLN/15", "RevHandled": "$1500.00", "RepCode": "TJN" },
                { "BookYear": "JPLN/15", "RevHandled": "$1600.00", "RepCode": "TJN" },
                { "BookYear": "JPLN/15", "RevHandled": "$1700.00", "RepCode": "TJN" },
                { "BookYear": "JPLN/15", "RevHandled": "$1800.00", "RepCode": "TJN" }
            ];
 
            $("#revgrid").kendoGrid({
                dataSource: RevSource,
                selectable: "multiple row",
                columns: [
                    { field: "BookYear", title: "Book/Year" },
                    { field: "RevHandled", title: "Rev Handled", format: "{0:c}" },
                    { field: "RepCode", title: "Rep Code" },
                    {
                        field: "Select",
                        title: "Select",
                        headerTemplate: '<input type="checkbox" id="check-all" /><label for="check-all">Select</label>',
                        template: '<input type="checkbox" id="selectbox" />'
                    }
                ]
            });
 
             
        });
    </script>
    <script>
    var app = new kendo.mobile.Application(document.body, {
        transition: 'slide'
    });
    localStorage.clear();
    function showLoading() {
        app.showLoading();
        setTimeout(function () {
            app.changeLoadingMessage("Please wait...");
        }, 1000);
    }
    $(function () {
        app.skin("flat");
    });
    </script>
 
</body>
</html>


Thank you

Troy
Kiril Nikolov
Telerik team
 answered on 02 Jun 2014
1 answer
126 views
Hello,

It is possible that with the last update (2014.1.416) there was introduced some optimization which in fact break some functionality.
Here is what I observed:
We had in our code

tabstrip.Add().Text("Tab caption").Content("").Enabled(false);

This will produce  a markup for the tab ear which includes an aria-controls="undefined"

Further debuging reflects a possible bug on the _updateContentElements function, it seems that content elements are not rendere anymore for the tabs with empty content. This will result in the following if being evaluated to TRUE
if (contentElements.length && (items.length > contentElements.length)) {

and inside of it the aria-controls is somehow messed up because first is assumed that there is an area-controls , then an "aria" data is set, and then the aria-controls is set from the "aria" data, this results in the end in to aria-controls = "undefined"

To workaround this issue I had to change the above line to something similar to

tabstrip.Add().Text("Tab caption").Content("&nbsp;").Enabled(false);

This will make the IF above being evaluated as FALSE and then the other path creates proper aria-controls attribute

The problem is that with this approach the tabs behave like "disabled" but they does not look like disabled.

Vasile
Kamen Bundev
Telerik team
 answered on 02 Jun 2014
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