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1 answer
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This is more of a curiosity question. Sometimes I add a single item to my listview when I'm "Loading" or displaying other types of informational messages. Out of curiosity, is there a way to add an item and specify its column index all in one line? Right now I create the item, then specify its column index, and then set the text.

Say I have a RadListview created, columns already added are A,B,C,D,E. I want to simply add some entry under the Column "C" that says "Loading" but all in a single line of code.

This is not important, just curious if there is an easier way of doing it vs :

            lv.Items.Insert(0, new ListViewDataItem("Test") { Text = "Test" });
            lv.Items[0]["MyColumn"] = "Test";

Thanks!

 

Dess | Tech Support Engineer, Principal
Telerik team
 answered on 25 May 2020
2 answers
121 views

     I am getting a Object variable not set error while adding a child template to master template of grid view

here is my code

            {
                grddisplaygrid.DataSource = (DataTable)TransactionController.FetchObject("Itemdetails");
            }

           
           GridViewMultiComboBoxColumn tempmulticombo = (GridViewMultiComboBoxColumn)grddisplaygrid.Columns["BatchNo"];
            tempmulticombo.HeaderText = TransactionController.g_strbatchCaption == "" ? tempmulticombo.HeaderText : TransactionController.g_strbatchCaption;
            tempmulticombo = (GridViewMultiComboBoxColumn)grddisplaygrid.Columns["StockNo"];
            tempmulticombo.HeaderText = TransactionController.g_strStockNoCaption == "" ? tempmulticombo.HeaderText : TransactionController.g_strStockNoCaption;
            GridViewComboBoxColumn tempcombo = (GridViewComboBoxColumn)grddisplaygrid.Columns["SMGUid"];
            tempcombo.IsVisible = false;
            tempcombo = (GridViewComboBoxColumn)grddisplaygrid.Columns["UOM"];
            DataTable dttemp = GetUOmlist();
            tempcombo.DataSource = dttemp;
            tempcombo.DisplayMember = "UnitSymbol";
            tempcombo.ValueMember = "QBGUID";
            tempcombo.DropDownStyle = RadDropDownStyle.DropDownList;
            tempcombo.AutoCompleteMode = AutoCompleteMode.Suggest;
            #region item level Location
            if (TransactionController.g_intLocationenabled == 3)
            {
                tempmulticombo = (GridViewMultiComboBoxColumn)grddisplaygrid.Columns["LocationCd"];
                tempmulticombo.IsVisible = true;
                tempmulticombo.Width = 100;
                tempmulticombo.ReadOnly = false;
                tempmulticombo.HeaderText = TransactionController.g_strlocationCaption == "" ? tempmulticombo.HeaderText : TransactionController.g_strlocationCaption;
            }
            #endregion item level Location

            OverrideColumnVisibility();
            if (TransactionController.g_intDisplayImageinItemDisplaygrid > 0)
            {
                GridViewImageColumn colimage = (GridViewImageColumn)grddisplaygrid.Columns["ItemImage"];
                colimage.IsVisible = true;
            }
            templatesubdetails = new GridViewTemplate();
            templatesubdetails.AllowAddNewRow = false;
            templatesubdetails.AllowEditRow = false;
            templatesubdetails.AllowDeleteRow = false;
            templatesubdetails.ShowRowHeaderColumn = false;
            if (dtsubitemdetails.Columns.Count > 0) { dtsubitemdetails.Columns.Clear(); }
            dtsubitemdetails.Columns.Add("cStockNo", typeof(string));
            dtsubitemdetails.Columns.Add("cItemDesc", typeof(string));
            dtsubitemdetails.Columns.Add("cBatchNo", typeof(string));
            dtsubitemdetails.Columns.Add("cQty", typeof(decimal));
            dtsubitemdetails.Columns.Add("cUOM", typeof(string));
            dtsubitemdetails.Columns.Add("cItemGUID", typeof(string));
            dtsubitemdetails.Columns.Add("cBatchGuid", typeof(string));
            dtsubitemdetails.Columns.Add("cBOMItemGuid", typeof(string));
            dtsubitemdetails.Columns.Add("cRowsrlno", typeof(int));
            dtsubitemdetails.Columns.Add("cBOMQty", typeof(decimal));
            dtsubitemdetails.Columns.Add("BatchEnabled", typeof(int));
            dtsubitemdetails.Rows.Clear();
            templatesubdetails.DataSource = dtsubitemdetails;

            templatesubdetails.Columns["cItemGUID"].IsVisible = false;
            templatesubdetails.Columns["cRowsrlno"].IsVisible = false;
            templatesubdetails.Columns["cBOMQty"].IsVisible = false;
            templatesubdetails.Columns["cBatchGuid"].IsVisible = false;
            templatesubdetails.Columns["cBOMItemGuid"].IsVisible = false;
            templatesubdetails.Columns["BatchEnabled"].IsVisible = false;
            templatesubdetails.Columns["cStockNo"].HeaderText = "Stock No.";
            templatesubdetails.Columns["cStockNo"].Width = 100;
            templatesubdetails.Columns["cItemDesc"].HeaderText = "Description";
            templatesubdetails.Columns["cItemDesc"].Width = 120;

            templatesubdetails.Columns["cBatchNo"].HeaderText = "Batch Number";
            templatesubdetails.Columns["cBatchNo"].Width = 100;
            templatesubdetails.Columns["cBatchNo"].IsVisible = TransactionController.g_intbatchEnabled > 0 ? true : false;

            GridViewDecimalColumn deccolumn = (GridViewDecimalColumn) templatesubdetails.Columns["cQty"];
            deccolumn.HeaderText = "Qty.";
            deccolumn.Width = 70;
            deccolumn.DecimalPlaces = 3;
            deccolumn.FormatString = "{0:N3}";

            templatesubdetails.Columns["cUOM"].HeaderText = "Per";
            templatesubdetails.Columns["cUOM"].Width = 80;
            grddisplaygrid.MasterTemplate.Templates.Clear();
            grddisplaygrid.Relations.Clear();
           
            
           grddisplaygrid.MasterTemplate.Templates.Add(templatesubdetails);

 

getting the error while executing the above line of code. kindly help me to solve the issue.

           

Nadya | Tech Support Engineer
Telerik team
 answered on 22 May 2020
16 answers
1.1K+ views
How can I change SplitPanel collapse direction.
Using RadSplitContainer with 2 panels I need panel 2 collapsable to down, not up, hidding panel 1!
Dess | Tech Support Engineer, Principal
Telerik team
 answered on 22 May 2020
2 answers
129 views

Hello,

I have a small amount of data that's already been grouped and sorted by sql. It looks something like this:

 

value - category name

25 - Cat1
15 - Cat2
5  - Cat3

Each time I run the query, I may receive different categories with different names and different values. These categories, if I understand how the ChartView works correctly, are represented via Series. Since my data is dynamic, how should I go about creating these series on the fly? Most of the examples I've seen use hard coded series. I'm sure I can hack it together, but I'd rather ask first in case there's a better way. Btw, I did search the forums and found a post where someone is using VB and Linq to get a list of categories. That may work, but its from 2012 so I thought I'd ask.

 

Thanks!

Michael
Top achievements
Rank 1
Veteran
 answered on 19 May 2020
2 answers
222 views

Hello. 

 

I need print múltiples radchartview on a document, it's posible this?.

I know that i can use radchartview.print() for one chart but one how print one document with 2 or more pages with 2 o more radchartvew?.

 

Thanks and apologies for my English. 

Miguel
Top achievements
Rank 1
 answered on 18 May 2020
1 answer
420 views
Is it possible to replace the context menu with a date picker control?  I don't want to post my code because if I have been able to show the date picker it has been sharply compressed.  Do I remove the items - or just hide them?  Where do I add the date picker control?  And how do I make it bigger - it automatically appears as 200, 20 and I need it to be 300, 300 at least
Nadya | Tech Support Engineer
Telerik team
 answered on 15 May 2020
3 answers
356 views

I have a grid where a hyperlink sometimes needs to be displayed as red. How is this done?

The following doesn't work.

Private Sub dgvXref_CellFormatting(sender As Object, e As CellFormattingEventArgs) Handles dgvXref.CellFormatting
If Not IsNothing(lXrefRowIdx_RAInHistory) andalso lXrefRowIdx_RAInHistory.Contains(e.RowIndex) Then
e.CellElement.ForeColor = Color.Red
End If
End Sub
Gone2TheDogs
Top achievements
Rank 2
Iron
Veteran
 answered on 14 May 2020
1 answer
264 views

hi all.

can I change waiting Style with GIF or other Animations in waiting bar control?

Dess | Tech Support Engineer, Principal
Telerik team
 answered on 14 May 2020
2 answers
181 views

Created a sample Winform core project and can't add any more assemblies other than the three that I started with (WinControls, WinControls.UI, and TelerikCommon). Nuget and browsing doesn't work.

What do I need to do?

Ken

 

 

Dess | Tech Support Engineer, Principal
Telerik team
 answered on 14 May 2020
3 answers
192 views

 Hi everybody !

   I Have this xml that load the radLayout Control?

   <RadLayoutControl TabIndex="0">
  <Items>
    <Telerik.WinControls.UI.LayoutControlSeparatorItem Bounds="0, 0, 910, 4" Name="layoutControlSeparatorItem3" />
    <Telerik.WinControls.UI.LayoutControlItem AssociatedControlName="" DrawText="False" Text="" Bounds="0, 376, 455, 251" />
    <Telerik.WinControls.UI.LayoutControlItem AssociatedControlName="" DrawText="False" Text="" Bounds="455, 376, 455, 251" />
    <Telerik.WinControls.UI.LayoutControlItem AssociatedControlName="" DrawText="False" Text="" Bounds="0, 198, 455, 178" />
    <Telerik.WinControls.UI.LayoutControlItem AssociatedControlName="" DrawText="False" Text="" Bounds="455, 198, 455, 178" />
    <Telerik.WinControls.UI.LayoutControlItem AssociatedControlName="" DrawText="False" Text="" Bounds="0, 4, 455, 194" />
    <Telerik.WinControls.UI.LayoutControlItem AssociatedControlName="" DrawText="False" Text="" Bounds="455, 4, 455, 194" />
  </Items>
</RadLayoutControl>

  When load the layout from "this.radLayoutControl2.LoadLayout(pathTheXml);" My ideia is set in each LayoutControlItem the Chart. I try this:

    var itens = this.radLayoutControl2.Items.OfType<LayoutControlItem>().ToList();
            var layoutSeparator = this.radLayoutControl2.Items.OfType<LayoutControlSeparatorItem>().FirstOrDefault();

            foreach (var newTeamMemberItem in itens)
            {
                RadChartView radChartView = new RadChartView();
                radChartView.Title = "AAAAAA";
                radChartView.Name = "radChartView" + index;
                radChartView.ThemeName = this.radLayoutControl1.ThemeName;
                setChart(chartModelArea, radChartView, EnumTipoGrafico.Barra);

                newTeamMemberItem.Name = "nameStart";
                newTeamMemberItem.AssociatedControl = radChartView;
                newTeamMemberItem.DrawText = true;
                newTeamMemberItem.MaxSize = newTeamMemberItem.MaxSize;
                newTeamMemberItem.MinSize = newTeamMemberItem.MinSize;
                newTeamMemberItem.TextAlignment = System.Drawing.ContentAlignment.MiddleLeft;
                newTeamMemberItem.TextFixedSize = 26;
                newTeamMemberItem.TextImageRelation = System.Windows.Forms.TextImageRelation.ImageBeforeText;
                newTeamMemberItem.TextPosition = Telerik.WinControls.UI.LayoutItemTextPosition.Top;
                newTeamMemberItem.TextSizeMode = Telerik.WinControls.UI.LayoutItemTextSizeMode.Fixed;

                if (layoutSeparator != null)
                this.radLayoutControl2.AddItem(newTeamMemberItem, layoutSeparator, LayoutControlDropPosition.Bottom);
                else
                    this.radLayoutControl2.AddItem(newTeamMemberItem, newTeamMemberItem, LayoutControlDropPosition.Bottom);
            }

 

    But this doesn't work. Can you help please. Thanks

 

   

 

Dess | Tech Support Engineer, Principal
Telerik team
 answered on 13 May 2020
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