Windows Presentation Foundation
A part of the .NET Framework that provides a unified programming model for building line-of-business desktop applications on Windows.
2,827 questions
1 answer
One of the answers was accepted by the question author.
cannot set multiple base to custom control error
i'm trying to build a wpf custom control library, want to create some controls that inherited from wpf controls (textBox, label, ...) and i wanted them all to be inherted from a base class and wpf control, here is one of them: public class…
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(297.6, 56.00000000000001%, 38%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EE%3C/text%3E%3C/svg%3E)
3 answers
One of the answers was accepted by the question author.
UWP Textbox Validation for any special characters
UWP Textbox Validation ... Need a simple Example for UWP Textbox Validation if any special characters entered. I dont want to Use any third party dll's nor nugget package..
asked 2020-06-18T13:14:07.967+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(163.2, 37%, 25%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EIG%3C/text%3E%3C/svg%3E)
Indudhar Gowda
426
Reputation points
commented 2020-06-21T05:19:35.597+00:00
Indudhar Gowda
426
Reputation points
1 answer
One of the answers was accepted by the question author.
drag the three endpoints of the two lines
I use the mouse to draw two lines, how to drag the three endpoints of the two lines,Similar to the effect below(it is a usercontrol,i want to line or path,not a usercontrol),I want to have two lines, and I can drag their common endpoint
asked 2020-06-17T05:31:07.617+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(140.8, 21%, 23%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EQ%3C/text%3E%3C/svg%3E)
qwecskcnjff1
41
Reputation points
accepted 2020-06-21T05:18:52.353+00:00
qwecskcnjff1
41
Reputation points
1 answer
One of the answers was accepted by the question author.
Is 'Optimize References' useful or will it create problems?
Hello, When I run ReSharper's "Optimize References" menu command, it lists some references, it says they can be removed. But I suspect whether removing these references would affect the proper functioning of the app. Is there any benefit in…
asked 2020-06-17T18:56:32.7+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(140.8, 35%, 23%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EMB%3C/text%3E%3C/svg%3E)
MG Bhadurudeen
631
Reputation points
accepted 2020-06-21T04:55:46.547+00:00
MG Bhadurudeen
631
Reputation points
1 answer
Failed to instantiate a VM in Azure
I am trying to instantiate Azure Confidential Computing VM in Azure. However, in the last step, when it tried to validate the configurations, it gave the error below: {"message":"The template deployment…
asked 2020-06-20T22:31:42.537+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(243.2, 95%, 33%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EJN%3C/text%3E%3C/svg%3E)
Julien Niu
1
Reputation point
answered 2020-06-21T03:46:31.32+00:00
Manu Philip
19,506
Reputation points MVP
1 answer
Cloud <> On-prem networking with site-to-site VPN
Hi All, I am new to this forum and looking for some help with networking. I have an on-prem subnet 10.0.0.0/23 and in azure 10.1.0.0/16. 10.1.0.0/16 (azure) has OpenVPN access server running. 10.0.0.0/23 (on-prem) has OpenVPN client running. …
asked 2020-06-17T18:37:17.167+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(262.40000000000003, 66%, 35%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EDH%3C/text%3E%3C/svg%3E)
Dan H
1
Reputation point
answered 2020-06-20T21:45:40.943+00:00
msrini-MSFT
9,286
Reputation points Microsoft Employee
1 answer
One of the answers was accepted by the question author.
Printing a ListView in UWP
Hi, I have a UWP app that contains a ListView whose data is loaded from a SQL Express database. I want the user to be able to print this ListView, but I can't seem to wrap my head around the print sample on the Windows Universal Samples. The print…
1 answer
Azure AD Domain Services with 0.0.0.0/0 -> Virtual network gateway
I have a subnet that is connected to our on-prem network via an IPSec tunnel. I have the default route for that subnet configured to route through that IPSec tunnel, through our firewall, and then out to the internet. I have performed all the…
asked 2020-06-16T20:57:07.567+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(38.4, 3%, 13%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ENB%3C/text%3E%3C/svg%3E)
Nic Buihner
1
Reputation point
answered 2020-06-20T21:41:49.45+00:00
msrini-MSFT
9,286
Reputation points Microsoft Employee
1 answer
One of the answers was accepted by the question author.
Filter in ComboBox
Hi, Is it possible to add a filter in a ComboBox? The ComboBox get its items from a List<T>. I don't want to enable the IsEditable property, since the user will be able to add anything they want. I want them to only choose from the items,…
1 answer
Login screen
I would like to use a database create in Access that has the employees names to create a login in Visual Basic. I would like the username to be a pull down menu from the login database and then have the verify the password entered matches the password…
asked 2020-06-20T18:19:07.91+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(236.8, 80%, 32%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EDD%3C/text%3E%3C/svg%3E)
David Duarte
11
Reputation points
answered 2020-06-20T18:29:26.43+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(128, 8%, 22%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EA%3C/text%3E%3C/svg%3E)
Anonymous
2 answers
One of the answers was accepted by the question author.
Add new Views and Viewmodels in Caliburn.Micro?
I would like to use Caliburn.Micro in my new MVVM projects. After reading the documentation, I understood that Caliburn.Micro takes care of the connection between views and view models on its own (if of course the naming convention is followed). For…
asked 2020-06-08T19:25:09.04+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(182.40000000000003, 6%, 27%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EPC%3C/text%3E%3C/svg%3E)
perfect code
271
Reputation points
accepted 2020-06-20T17:57:43.953+00:00
perfect code
271
Reputation points
2 answers
One of the answers was accepted by the question author.
There is no explaination to “Enable Streaming Endpoint” checkbox, when should I enable it?
I was wandering through the settings of my Web App Bot on Azure to modify my messaging endpoint and I found the strange unexplanatory “Enable Streaming Endpoint” checkbox which got me confused whether I should enable it or not! What should it be by…
asked 2020-06-20T14:03:06.04+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(105.60000000000001, 64%, 20%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ED%3C/text%3E%3C/svg%3E)
DiegotheScotti
31
Reputation points
accepted 2020-06-20T17:43:49.017+00:00
DiegotheScotti
31
Reputation points
2 answers
Can I disable the Microsoft office warning message
I have multiple .mp3 files on an external hard dive and have created hyperlinks on an excel spreadsheet to open them. When I click on one I get a warning message telling me that some files are harmful, Can I disable this warning message as the files are…
asked 2020-06-20T15:39:01.357+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(169.60000000000002, 52%, 26%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ESW%3C/text%3E%3C/svg%3E)
Stephen Walter
1
Reputation point
answered 2020-06-20T15:50:11.173+00:00
Anonymous
2 answers
Cannot activate Office 2016 on a Microsoft Surface Pro X
I installed the 32 bit version of Microsoft Office 2016 surface pro X but when I went to activate the product I could not activate it. Any suggestions?
asked 2020-06-20T13:53:30.953+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(134.4, 19%, 23%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EJR%3C/text%3E%3C/svg%3E)
Jeff Rose
1
Reputation point
answered 2020-06-20T13:57:06.74+00:00
Leon Laude
85,881
Reputation points
2 answers
I can not do Microsoft offce
I want to do Microsoft offce,but I can not do Microsoft offce.
asked 2020-06-20T12:45:53.247+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(147.20000000000002, 85%, 24%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3E1%3C/text%3E%3C/svg%3E)
12
1
Reputation point
answered 2020-06-20T13:09:21.28+00:00
Anonymous
1 answer
One of the answers was accepted by the question author.
Problema scheda video Nvidia Windows 10, versione 2004
Salve, vorrei conoscere i tempi per la mitigazione, dei problemi di incompatibilità con alcune versioni dei driver di scheda video Nvidia e Windows 10, versione 2004. Io ho una scheda video GeForce GT 220. Vi ringrazio
asked 2020-06-20T10:13:47.9+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(134.4, 36%, 23%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EGG%3C/text%3E%3C/svg%3E)
Gabriele Giangreco
21
Reputation points
accepted 2020-06-20T12:33:37.817+00:00
Gabriele Giangreco
21
Reputation points
5 answers
Share Screen no mouse Pointer, No Application Window
Hallo, i need help with sharing content .... running Teams Desktop Version 1.3.005153 Ubuntu 18.04.4 LTS when i share my sreen in an Online Meeting, then others cannot see my mouse Pointer ??? also it is not posible to share an aplication…
asked 2020-05-01T17:02:59.163+00:00
Michael Massee
686
Reputation points
commented 2020-06-20T09:05:57.153+00:00
Michael Massee
686
Reputation points
2 answers
One of the answers was accepted by the question author.
[UWP][CPP] c++ winrt how to update collection after long running async operation and show a loading icon
I am trying to figure out how to show a spinning icon during long operations that update the ui. This is proving to be extremely difficult and unintuitive. It's a simple need. Go retrieve information. (This can take a minute). While waiting show a…
asked 2019-12-03T15:49:02.093+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(294.40000000000003, 67%, 38%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EK%3C/text%3E%3C/svg%3E)
Kai
81
Reputation points
answered 2020-06-20T07:18:52.627+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(16, 64%, 11%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ELG%3C/text%3E%3C/svg%3E)
LUZSITA GABUTERO
1
Reputation point
1 answer
Token Vlidation For Exposed API
Hi, I have exposed my registered Web API in Azure ad for organization, and in other hand that is subscribe [API permissions] as well, my question here is how to get the access token specifically for this API. And after getting that token what is the…
asked 2020-06-16T05:00:40.527+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(313.6, 95%, 40%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EAS%3C/text%3E%3C/svg%3E)
AYUSH SHARMA
21
Reputation points
commented 2020-06-20T06:30:54.57+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(304, 2%, 39%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ESM%3C/text%3E%3C/svg%3E)
soumi-MSFT
11,816
Reputation points Microsoft Employee
2 answers
Which authentication flow and permissions to use for desktop application
Hi Team, We have an application which is an archiving system and the source for this is Exchange Online. Our application is installed on every end user's desktop and we have a background service which has to be running all the time to keep the…
asked 2020-06-08T05:48:53.367+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(80, 79%, 17%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EE%3C/text%3E%3C/svg%3E)
ExchangeOnline444
21
Reputation points
commented 2020-06-20T06:05:58.527+00:00
soumi-MSFT
11,816
Reputation points Microsoft Employee