Questions about controls in DevExpress WinForms libraries
DevExpress is a company that provide the WinForms Controls in order to create rich winforms applications easily.
Questions tagged [devexpress-windows-ui]
333 questions
15
votes
5 answers
How can I prevent Visual Studio from creating license.licx
We use 3rd party controls in our project. Almost every time when I double click on a file which has a design view too, Visual Studio tries to bring up the designer with heroic effort, and after some unresponsiveness it delivers (gives birth to) a…
Csaba Toth
- 10,021
- 5
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11
votes
2 answers
Data Annotation for column width
I'm binding a collection of objects to a DevExpress GridControl, and using 15.1 Data Annotations to customise the look. However I'm struggling to find anything about setting column size of a property. Is this possible through annotations?
Class with…
wonea
- 4,783
- 17
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9
votes
2 answers
Is there any reason an existing item would not be found in List in this code block?
We have a Grid that's bound to a List of items. Whenever the user hits "Refresh", changes are obtained from the database, and the bound list is updated. I'm running into a problem where duplicate items are being added to the grid, and I cannot…
Rachel
- 130,264
- 66
- 304
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6
votes
1 answer
DevExpress XtraGrid RepositoryItemButtonEdit event is not firing
I have added a new ButtonEdit column to my gridview, I turned buttons to ImageButton. I added button_click event but event is not firing.
Should I bound - unbound something to my columnbutton?
Here are the properties:
//
//…
cihadakt
- 3,054
- 11
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- 59
6
votes
3 answers
how to add devexpress to visual studio 2012
I downloaded the DevExpress Universal 12.2 Exe file, and that installs 2 folders to my computer. they are devexpress dxperience 12.2 and dxteeme 12.2 folders. When I open the visual studio express 2012, I cannot see the devexpress controls? I tried…
Arif YILMAZ
- 5,754
- 26
- 104
- 189
5
votes
5 answers
Direct2D / GDI+ and slow Windows forms drawing - What can be done?
I'm working a lot with Visual Studio 2008, .NET C# 2.0-3.5 and Windows Forms and I have noticed, like many before me, that GDI+ is extremely slow in drawing Controls. Note that I do not deal with images (JPG, GIF etc) very much. Images are only as…
Ted
- 19,727
- 35
- 96
- 154
4
votes
1 answer
Windows Form Memory leak
I see a slight memory leak in my windows application. I use DevExpress XtraForm in my application. What I see is one instance of the form is always being kept in memory. If you open the same form multiple times it still keeps the reference of last…
Paresh Varde
- 1,084
- 3
- 16
- 39
3
votes
1 answer
Devexpress TileView Datasource
I have a Devexpress winforms GridView that I would like to convert to a TileView. Here is my current GridView at runtime:
This GridView is populated using a List datasource and it works fine. I convert the GridView to a TileView using the…
Luthando Ntsekwa
- 4,192
- 6
- 23
- 52
3
votes
1 answer
custom summerType in xtraGrid gridControl
How can add a custom summerType in xtraGrid gridControl?
I would like to add a SummerItem to a column in my xtraGrid gridControl named total percent whitch will calculate the percentage of the two other columns.
In total I have 3 columns
1.…
A. Zalonis
- 1,599
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2
votes
0 answers
How to add the second DetailBand block to the hierarchy?
Currently, I am working on creation of subreport and
want to add a second DetailBand to my hierarchy. For now, It looks:
I want to get like this:
With additional DetailBand, I couldn't implement it for a few hours. Unfortunately, I can use only…
Анатолій Тимошенко
- 105
- 9
2
votes
1 answer
Strong name signature not valid for this assembly devexpress.data.v20.1.dll
I publish my application with Deploy method. But during installation popup error with log: "Strong name signature not valid for this assembly devexpress.data.v20.1.dll".
I tried this…
Aziz Nortozhiev
- 365
- 5
- 8
2
votes
2 answers
How to get the ForeColor associated with the BackColor of the skin?
When you set a SimpleButton.Appearance.BackColor property to a DX Skin color (@Danger, @Question, @Success, @Primary or @Info as shown in the image):
The SimpleButton.Appearance.ForeColor property is evaluated at run-time with the appropriate color…
Ivan García Topete
- 779
- 7
- 24
2
votes
0 answers
Property Injection for User Controls in WinForms
I have inherited an a VB.NET WinForms application. It is very poorly written with a lot of bad practices. The first order of business is to get some DI into the app with a container to resolve the dependencies so I can start breaking this thing up…
JDBennett
- 1,323
- 17
- 45
2
votes
1 answer
How to hide some cards in DevExpress Master Detail DataGrid?
I'd like to show some (but not all) data in DataGrid filled with List of RowValues:
public class RowValue
{
public int id;
public string name;
public List list1;
public List list2;
}
public class A
{
public int id;
…
Piotr Wojcik
- 95
- 1
- 17
2
votes
2 answers
WinForms Application not opening on other computers
I have made a WinForms application that uses DevExpress (trial) but some of my friends can open it but some others can't. You can find the source here: https://github.com/JujharSingh/Exploit-Studio
I have also made sure that I didn't delete any DLL…
Jujhar Singh
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