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UI for WinForms Forum
1 answer
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I have not found how to select the entire content of a DateTimePicker when it get's focus (OnEnter).  I have done this with a MaskedEditBox, but can't seem to get it to work with this control. Any help would be greatly appreciated.

 

Thanks

Dimitar
Telerik team
 answered on 20 Jul 2017
2 answers
192 views

I see you folks have the Office 2016 Theme in UI for WPF but what about UI for WinForms?  Is this in the works or being planned for or...?

Any information you can provide would be very much appreciated!

 

-Curtis

 

Curtis
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Iron
Veteran
 answered on 19 Jul 2017
1 answer
196 views

Hi

How can i use a contexMenueStrip on a radGridView ?

I wanna cut a cell and paste it into another but I don't wanna use radGridView cutting property ...

 

Dess | Tech Support Engineer, Principal
Telerik team
 answered on 19 Jul 2017
1 answer
202 views

Hello,

I have set up a RadDataEntry for inputting into a custom view model very similarly to the example given in the documentation found here:

http://docs.telerik.com/devtools/winforms/dataentry/validation

What I want to be able to do and have not been able to find a clear way of doing so is to check the validation state of the control. I want to check to make sure none of the fields are in an Invalid state (aka have an error) when the user clicks the Save button. If anything has an error, I want to be able to prevent the Save button from being enabled or saving the data until they fix the errors. Is there a built in way or a standard procedure for checking if any errors exist in the Data Entry control?

Thanks,

Hristo
Telerik team
 answered on 19 Jul 2017
2 answers
125 views

Hello,

I am having trouble with slow down when loading series with a large number of points (>10,000). I have seen in other posts that the suggested solution is to manually aggregate out the data. I just have couple of questions in reference to this.

1. Are there any other ways to increase performance? I have seen on posts in the WPF forum that there are graphics acceleration features available using Direct2D. Am I correct in understanding that these are not at all available in the Winforms version?

2. If aggregating the data is the only way to reduce the number of rendered points, is it possible to load in removed data points when using the zoom feature to zoom in on sections of the data?

Thank you for your help!

Dimitar
Telerik team
 answered on 17 Jul 2017
37 answers
2.2K+ views

I am needing that every document (text file) is converted to the same Font(Consolas) and Size(10).

 I have tried 

Public Sub SetDefaultFontPropertiesToEditor(ByVal editor As RadRichTextEditor)
 
editor.RichTextBoxElement.ChangeFontFamily(New Telerik.WinControls.RichTextEditor.UI.FontFamily("Consolas"))
 
editor.RichTextBoxElement.ChangeFontSize(Unit.PointToDip(10))
 
editor.DocumentInheritsDefaultStyleSettings = True
 
 End Sub

Which changes the Font and Size drop downs but not the document.

any thoughts


 
Harm
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 answered on 17 Jul 2017
1 answer
432 views

Hi,

How do I set the visibility of the search row programatically please.? I know I can show it using ctrl F (Localization, does this change for chinese equivalent?) but we don't want to have users phoning us up for support if they click the close button and they don't know about the ctrl F option.

At the moment I'm calling the following to force it to appear from a context menu option.

dataGrid.AllowSearchRow = false;
dataGrid.AllowSearchRow = true;

From finding a thread on the forum I can read the visibility by calling

var searchCell = dataGrid.TableElement.GetCellElement(dataGrid.MasterView.TableSearchRow, null) as GridSearchCellElement;
if (searchCell != null) return searchCell.Visibility != ElementVisibility.Hidden;

But if I set searchCell.Visibility then I'm still seeing the row that would hold the search controls, but the controls themselves are hidden.

thanks :)

 

Dimitar
Telerik team
 answered on 17 Jul 2017
2 answers
153 views

Hi,

I am following this example : http://www.telerik.com/support/kb/winforms/details/creating-a-radradiobuttoncellelement

It is working now, but i want to add 1 textbox behind the last radio button. Default this textbox is disable. When click last radio button, it will be enabled and focus.

I already added it. But i can not set focus when i click on the radio button.

Now i am putting the code in SetContentCore:

 customText.Enabled = true;
 customText.Focus();

But it is not working, because when i click to any radio button, it will run SetContentCore method all rows.

Thanks. 

Dimitar
Telerik team
 answered on 17 Jul 2017
1 answer
2.2K+ views

My grid view has 2 handlers, that should handle cell and row formatting.

grid.RowFormatting += gridViewRaces_RowFormatting;

grid.CellFormatting += gridViewRaces_CellFormatting;

And this is their code:
private void gridViewRaces_RowFormatting(object sender, RowFormattingEventArgs e) {

      e.RowElement.DrawFill = true;

      e.RowElement.GradientStyle = GradientStyles.Solid;

      e.RowElement.RowInfo.Cells[2].Style.BackColor = Color.Blue;

}

 

private void gridViewRaces_CellFormatting(object sender, CellFormattingEventArgs e) {

      e.CellElement.DrawFill = true;

      e.CellElement.GradientStyle = GradientStyles.Solid;

      e.CellElement.BackColor = Color.Black;

}

}
But i've 2 problems:
1. Event CellFormatting doesn't fire on filling of Grid
2. RowFormatting is firing on filling of Grid, but color of cell doesn't change.
How to change cell color on GridView refresh/setting datasource?

Dess | Tech Support Engineer, Principal
Telerik team
 answered on 17 Jul 2017
1 answer
147 views
I have a gridview with CellValueChanged event on checkbox checked changed, and filtering is enabled
When i try to filter using checkbox column, it gives me exception???
I want some example to implement this scenario.
Dess | Tech Support Engineer, Principal
Telerik team
 answered on 17 Jul 2017
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