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1 answer
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Hello,
I have question about getting / copying formatted data in GridView. How can I get outside of GridView formatted value of cell? Second, how can I copy formatted data generally? I understand GridView uses virtualization and it formats data only for visual cells. But definitely there must be some methods for formatting data, that are at least used for formatting visual cells from underlying data. I have seen more forum threads and few samples in KB and documentation, I know there are Copying and CopyingCellClipboardContent events, but all samples demostrates manual formatting, for example lookup in combo box cell, or short time string for DateTime. I would like to get standard formatting, as it's displayed in GridView.

Maybe I should ask only to getting formatted value programatically, not standard Copy in GridView, but I have seen more samples for this. I was using WinForms DataGridView before, and there is FormattedValue property in cell object. I think there have to be a way how to get formatted value also in GridView, maybe by calling some method of GridView. About Copy, the best for me would be if I can get formatted value and do Copy manually, because I want to copy more data formats, formatted text representation and binary data for underlying data objects.

Btw. I was surprised GridView copies raw data and not formatted, I think standard and expected behavior for user is to copy what you can see, not some raw data.

Dinko | Tech Support Engineer
Telerik team
 answered on 02 May 2024
2 answers
180 views

Hello,

I have question about GridView handling of properties with Browsable(false) attribute. It's expected that when I add this attribute to some property, automatic generation of columns will ignore it. But why when I add this column manually, that column is empty. Is it a bug? I think that attribute means that should not be displayed in PropertyGrid, but it doesn't prevent to read / write property. It's not problem for me, that's just question, I ran into it during some other tests.

But, maybe it's not bug but expected behavior, but when I add this attribute to property used as ID for self referencing hierarchy, program freezes on startup, and I think this is a bug, isn't it?

Dinko | Tech Support Engineer
Telerik team
 answered on 01 May 2024
3 answers
642 views

Hello,

I am wondering if GridView really doesn't have selection mode similar to RowHeaderSelect in WinForms DataGridView, where I can select individual cells clicking on those cells or I can select row by clicking row header cell. I have read documentation and forum, and I am also wondering if somebody else really doesn't have the same question.

For example, I want to delete row only if row is selected, not if only few cells are selected in multiple rows, it's strange behavior for me. Or, second use case, I have more Copy operations depending on selection scope, if row is selected, whole data object is copied to clipboard, if individual cells are selected, just those data as text are copied, if only cells from specific columns are selected, one parameter sub-object is copied etc.

Now, I can get used to this new behavior, but users are used to DataGridView behavior, I think they will be little bit confused. Or, I know when I click to row header cell, all cells in that row are selected (also the hidden ones), so I can check if all cells in row are selected and then consider that row as selected, but it will be more processing.

Nadya | Tech Support Engineer
Telerik team
 answered on 29 Apr 2024
2 answers
1.1K+ views
Hi
I am working on RadGridView in winforms I have added my columns on design view and my last column is a checkbox and adding my datarows in grid by using given code

for (int i = 0; i <= dtPOs.Rows.Count - 1; i++)
                {
  dgPO1.Rows.Add(dtPOs.Rows[i]["CLM0"].ToString(), dtPOs.Rows[i]["CLM1"].ToString(), DateTime.Parse(dtPOs.Rows[i]["CLM1"].ToString()).ToString("dd-MMM-yyyy"));
                }

Now I want to get all rows in which checkbox is checked. and I am using the following code but fail

 for (int i = 0; i <= dgPO1.Rows.Count - 1; i++)
                {
                     bool isChecked = (Convert.ToBoolean(dgPO1.Rows[i].Cells[3].Value));
                   if(isChecked )
                    {
                          ...... my Logic
                     }
                }
But it is not working. Please tell me how I can get the selected checkbox value from RadGridView CheckBox colum.


Nadya | Tech Support Engineer
Telerik team
 answered on 26 Apr 2024
1 answer
108 views

Hi! 

My scheduler is in timeline view, and also grouped by resources. Is there a way to modify the day headers and add the name of the day itself there? (see picture attached)

Thanks!

Nadya | Tech Support Engineer
Telerik team
 answered on 25 Apr 2024
2 answers
179 views

Hi,

I found how to put into radlabel a image here: https://www.telerik.com/forums/image-for-label and here is my code:

((TextPrimitive)this.lblTitle1.LabelElement.Children[2].Children[1]).Font = new Font("Roboto", 32, FontStyle.Bold);
ImagePrimitive imgPrimitive = new ImagePrimitive();
this.lblTitle1.RootElement.Children[0].Children.Add(imgPrimitive);
imgPrimitive.Image = WSResourceManager.UiImageProvider.InfoYellowIcon.Get(WSConfigurationManager.GetInstance.GetLargeIconSize());

Now I would like to align the image to the text that is centered (designer):

but as a result I get this (result):

 

How can I align this icon to the text?

 

Nadya | Tech Support Engineer
Telerik team
 answered on 24 Apr 2024
1 answer
119 views

I need to create a grid that looks like this:

In the upper right there is an X that need to be a hyperlink which fires a C# event. I'm preparing the data for the grid like this:

foreach (var item in data)
{
    item.Name = $"<html><span style=\"font-size: 10\">{item.Name} {item.Acct}</span><p>{item.TicklerDesc}</html>";
    item.TicklerDate = $"<html><p></p><span style=\"font-size: 8\">{string.Concat(Enumerable.Repeat("&nbsp;", 22))}X<p></p>{item.TicklerDate}</span></html>";
}

As it stands now the X is useless. The questions is: How do I make it a hyperlink (or fake equivalent) so that I can fire a C# event?

Thanks

Carl

Nadya | Tech Support Engineer
Telerik team
 answered on 24 Apr 2024
1 answer
94 views

This code produces a blank image. Am I missing something?


var radChartView1 = new RadChartView();
radChartView1.AreaType = ChartAreaType.Pie;
PieSeries series = new PieSeries();
series.DataPoints.Add(new PieDataPoint(50, "Germany"));
series.DataPoints.Add(new PieDataPoint(70, "United States"));
series.DataPoints.Add(new PieDataPoint(40, "France"));
series.DataPoints.Add(new PieDataPoint(25, "United Kingdom") { Label = "My Label" });
series.ShowLabels = true;
series.DrawLinesToLabels = true;
series.SyncLinesToLabelsColor = true;
radChartView1.ShowSmartLabels = true;
radChartView1.Series.Add(series);
flowLayoutPanel1.Controls.Add(radChartView1);
radChartView1.ChartElement.UpdateLayout();
var name5 = Path.Combine(_outputBasePath, "data05.png");
ThemeResolutionService.AllowAnimations = false;
radChartView1.ExportToImage(name5, radChartView1.Size, ImageFormat.Png);

Nadya | Tech Support Engineer
Telerik team
 answered on 23 Apr 2024
1 answer
84 views

I am calling a panel from another form so I can re-use it without having duplicate code. This panel has a RadViewGrid, but because it is called outside of its parent form it doesn't seem to call the CellFormatting handle. I am trying to style the cells in code, but backcolor doesn't seem to do anything

'Create new form to display pnlPayment
 Dim FormPayment As Form = New Form
FormPayment.Size = New Size(1070, 652)
FormPayment.Name = "FormPayment"
FormPayment.StartPosition = FormStartPosition.CenterScreen
FormPayment.FormBorderStyle = FormBorderStyle.FixedDialog
FormPayment.ControlBox = False
FormPayment.Controls.Add(FrmCashRegister.pnlPayment)

'dynamically find this. can also be done with FrmCashRegister.pnlPayment.Visible = true but I wrote it like this to be sure and to make my life hard
Dim paymentpanel() As Control = FormPayment.Controls.Find("pnlPayment", False).

paymentpanel(0).Visible = True
FrmCashRegister.RadGridViewPayment.AutoSizeRows = True
FrmCashRegister.RadGridViewPayment.EnableAlternatingRowColor = True
For Each row As Telerik.WinControls.UI.GridViewRowInfo In FrmCashRegister.RadGridViewPayment.Rows
    For Each cell In row.Cells
        cell.Style.DrawFill = True
        cell.Style.ForeColor = Color.White 'works
        cell.Style.BackColor = Color.Blue 'doesn't work
    Next
Next

The cell.Style.ForeColor works, but cell.Style.BackColor does not.

I've tried getting the CellElement and assigning styling there but that doesn't work either.
Nadya | Tech Support Engineer
Telerik team
 answered on 23 Apr 2024
4 answers
116 views

I'm using Visualstudio2022 Dark theme on my program. When I load a fillable PDF to the PDF viewer, the back color of the form fields turns to black when I click on them. 

I tried changing the annotations color and the text color of the form fields, but nothing works.

How do I change the back color from black to white of the form fields on a fillable PDF? 

Hon
Top achievements
Rank 1
Iron
 answered on 19 Apr 2024
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