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2 votes
2 answers
1k views

How to handle dialogs following the MVVM design pattern

I'm using Material Design for WPF to show a dialog which receives some inputs from the user, and I would like to return a value when it's closed. Here is the sample code: VM's method that opens the ...
Miraziz's user avatar
  • 509
0 votes
1 answer
324 views

Message box/dialog/pop-up approach in MVVM

I want to find a way to implement different forms of modals in MVVM WPF application. Like dialogs with returning results, message boxes or modal sub-windows with some controls inside. Can you give me ...
Holy's user avatar
  • 1
-1 votes
1 answer
242 views

How do you bind an observable collection to a listview located in a modal/window?

I have a wpf application that I want to be able to launch a separate window in which I will have a listview bound to an observable collection. However I am unable to get the collection values to ...
bkarin22's user avatar
4 votes
1 answer
3k views

Opening child window in WPF MVVM pattern - correct solution?

I was struggling with opening new window in MVVM pattern without violating it's rules for a month. I have read I think every post here and watch every video about this, but as a amateur programmer I ...
Świętopeł Ziemowit's user avatar
0 votes
1 answer
266 views

Prism Library Dialog Service

The following sample never worked for me: https://prismlibrary.com/docs/wpf/dialog-service.html Where the dialogService comming from? public MainWindowViewModel(IDialogService dialogService) { ...
Buruhazard's user avatar
0 votes
0 answers
103 views

How to open a WPF modal window if a method taking more time

I am recently started to create a c# code to obtain the details or familiarize web-specific controls. In that code, I am having an XPath finding scenario, which may or may not take time based on the ...
sonu_krishna's user avatar
0 votes
0 answers
55 views

Dialog box shown furtively when called at WPF application startup in App.xaml.cs

I've a problem when showing a dialog box in a WPF startup application in App.xaml.cs. I'm checking if another instance is running then if yes, I display a dialog box to the end user to inform him. ...
user avatar
1 vote
1 answer
2k views

Change Owner of Prism DialogWindow

I have implemented the new IDialogService in WPF using MVVM. My dialogs are working fine, for the exception that when I have another window open in the foreground, the dialog will appear in the center ...
Martin Pfeifhofer's user avatar
0 votes
0 answers
159 views

Modal dialog always misses first button tap after opening from double tap

I am displaying a modal dialog when the user double taps inside a TextBlock. Its a backdoor to a hidden settings panel. The TextBlock is contained in a Popup. I am finding that it is always necessary ...
Jerry's user avatar
  • 413
0 votes
0 answers
658 views

CefSharp in a window opened with ShowDialog doen't work

In WPF, I use CefSharp for WinForm that runs in a WindowsFormsHost in a Window. Everything works like charm when I display the Window using Show(). But if I use ShowDialog(), CefSharp seems not to ...
Thunderseb's user avatar
1 vote
1 answer
2k views

WPF MVVM - how to inject a service into the ViewModel

I'm fairly new to WPF and MVVM and I need to create a simple dialog feature that allows me to popup a confirmation message on the screen such as "Confirm delete?" with y/n buttons. I created a dialog ...
user2430797's user avatar
0 votes
0 answers
128 views

Prevent user interaction with modal dialog while automating UI?

I am automating a "save as" dialog through win32 API in a WPF project. The dialog is called internally from the IOleCommandTarget interface of InfoPath 2013. So I do not have access to how the save as ...
AMA's user avatar
  • 139
1 vote
0 answers
398 views

Disable minimize, maximize and close buttons of parent window when a modal dialog is shown on a WPF parent

I have a WPF parent window that opens a modal dialog with the ShowDialog method when a button is clicked on the view. The parent window is blocked as expected until interaction with the pop-up ends, ...
kemenesendre's user avatar
1 vote
0 answers
326 views

How can I hide a window WITHOUT Visibility property?

I have an application that has a lot of modal popup windows. Some are custom windows displayed with .ShowDialog(), other are generic message boxes using a 3rd party tool (DXMessageBox.Show(...)), and ...
Rachel's user avatar
  • 132k
1 vote
2 answers
1k views

Blocking launch of WPF Dialog from a different thread

We want to create and launch a modal dialog box over the main window. This process is initiated from a different thread - for some reason. This different thread calls the execute method - and must be ...
Zoltan Hernyak's user avatar

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