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UI for WinForms Forum
0 answers
91 views

Hello

When I change the background color of the split bar in "Edit UI Elements" it looks fine at first but when I reopen the designer view I get the error:

Error parsing RadItem: Children collection index is not valid: 1 -0-

and it resets the color

 

Thank you

Marco
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Rank 1
 asked on 08 Nov 2018
6 answers
133 views
How to localize GridViewRowElement?
Dess | Tech Support Engineer, Principal
Telerik team
 answered on 08 Nov 2018
4 answers
224 views

Hello,

I have a custom RadTileElement where the ripple animation is enabled.

The animation works when clicking the tile element, but is it possible to raise/start the ripple animation from code?

This to draw the attention of the user to the tile element.

Grtz Patrick Vossen

Patrick
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Rank 1
 answered on 08 Nov 2018
2 answers
90 views

Hi,

I just 've looked at your website where you promote "sleek ui through modern themes". The "Glow" and "Silk" themes look very nice. Is it possible to use them in Winforms applications? Cause I can't see them in the Visual Style Builder nor are they selectable in Visual Studio.

Thanks in advance.

Matthias

Marc
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Veteran
 answered on 08 Nov 2018
1 answer
92 views

We have found during testing that ToolWindows can be moved completely out of the container and act as its own window, which is awesome.

However when the form is closed the entire openedge session crashes.

Is there a way during the FormClosing event to close these windows?

Hristo
Telerik team
 answered on 08 Nov 2018
9 answers
164 views

how to open the filter popup, set the focus on the textbox, when loading the grid.

thanks

Andre
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Rank 1
 answered on 08 Nov 2018
6 answers
339 views
how to add subtotal in every hierarchy, then on 0 level hierarchy or parent we have the summary from child rows under each parent, i assume we use 2 level hierarchy start from 0. thanks for helping.
andi
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Rank 1
 answered on 08 Nov 2018
2 answers
90 views

Hi ! 

I'm getting a System.ArgumentNullException while instanciating a form that contains a GridView. I made my own research to find out the issue and end up on this: (see attached files)

The stacktrace is refering to the line 488 of my form (see in attached files) which is in the InitializeComponent method.

The error is occuring randomly so I don't have any clue on this...

Thank you!

Vincent
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Rank 1
 answered on 07 Nov 2018
11 answers
639 views

Hi,

I want to basically have a completely unbound grid with some merged cells in row 0.

So, if I had 3 rows with 3 cols, I would want (Where A1, B1 and C1 etc. represent data):

Row 1: A1, B1 Merged with C1
Row 2: A2, B2, C2
Row 3: A3, B3, C3

And a have a single row on the column headers.

Can someone kindly show me the code for this?

Thanks ... Ed

 

Dimitar
Telerik team
 answered on 07 Nov 2018
3 answers
100 views

I am tracking if document is modified by user so that I can append the text "(modified)" to the form's title, and also to prompt the user to save the modified document. My code also changes the document, but this is not a modification that the user should be concerned with. TextChanged event is alas raised in both cases. So I introduced a flag that means "ignore TextChanged event once". If in event handler the flag is set then just reset it. Otherwise update the form's title.

And now I've added default footer with code, in the same place where all other code changes to the document are made. This causes two events to fire, instead of just one. And now my document is marked as modified from the start. I could change the meaning of the introduced flag to mean "ignore TextChanged event twice", but that now just feels like a hack. Is there a "proper" way to track user's changes and not track changes from the code?

Boby
Telerik team
 answered on 06 Nov 2018
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