Category "wpf"

DataGrid not showing in .Droid (Uno-platform)

I made DataGrid that correctly displays data in .Wasm and .UWP, but on .Droid app it doesn't show anything (header or body). The calling to my API works and dat

Github problems with project files

Screen What's wrong with this file? I tried add .obj to gitignore file but that's doesn't helped. Also i don't even changed anything in this file i think that's

How to display text on a progress bar? [C# WPF]

I need to display a sentence on a progress bar, I've found XAML solutions but I need C# specific solutions, meaning I need to set the text in code. This is an i

Powershell WPF handle single row colors

I'm trying to adapt a script of mine who just shows a simple WPF datagrid. It has 4 Columns and i need to set a color on a few rows if its content respects a co

Set Dynamic DataGridTextColumn HeaderStyle

I am trying to set a dynamic header style for my DataGrid. I can set the ColumnHeader style for the entire Datagrid, but setting the style for a single column d

XamlParseException: '' is not a valid value for property 'RuntimeVisibility'?

While editing a WPF custom control the design view in Visual Studio 2019 ran into this error: (entire exception details down below). Web searches have turned u

Getting index of selected item in a ListView while WPF MVVM pattern is used

I want to get selected Item from ListView. My view is: <ListView Name="StudentGrid" Grid.Row="1" Margin="1,1,1,1" ItemsSource="{Binding studentList}" Selecte

Blocking main thread with SemaphoreSlim until background event arrives

Yes, I know, there are tons of threads on this topic. I read a lot of them and used them often (more or less) successfully. Now I got an old DLL (programmed in

WPF - Cannot change a GUI property inside the OnChanged method (fired from FileSystemWatcher)

I want to change a GUI property in the OnChanged method... (in actuality im trying to set an image source.. but used a button here for simplicity). This is cal

Change to array triggers change in other object

I am currently working on a chess game and I want to implement a Redo button. The way i am doing this is, that the I have a list of GameStateContainer class whi

MVVM Bindings doesnt update with PropertyChanged

All my bindings are not updated and I don't understand why My Model is: Public Class TestModel Implements INotifyPropertyChanged Public Event PropertyC

How to get focused window handler

I have a WPF custom virtual keyboard application. I need to host this WPF application as standalone and user should be able to use this to enter values for any

My C# WPF webscraper returns error when more than one result is found

I am working on a WPF XAML application that scrapes certain websites for products. I have the search part working and it finds what I'm looking for. But as soon

WPF two-way binding does not work for checkboxes inside a combobox

I've tried lots of solutions online but I still get this issue. I have a combobox whose item source is a list of customized class. Each element in the source is

WPF Scrollbar missing - There is no scrollbar shown in the inner listbox inside another list box

In my example, I have a list box (CommentsList). Every item in the list has another inner list ( repliesList). When I have have some commens the vertical scroll

Edit Datagrid in WPF

How I can provide ComboBox to a particular DataGrid Column in wpf when user tries to edit data grid . For example user can change the Operator at run time from

Suppress error Powershell not catching additional error when opening a WPF application

I'm trying to write 'Windows Powershell' command to simply open an application (DaxStudio). These are the options I've tried: Start-Process "c:\Program Files\DA

DockPanel Dock Top element to be scrollable while Dock Bottom does not get hidden

Issue: Creating a DockPanel with Top with flexible height scroller and bottom element. <DockPanel> <Scrollview DockPanel.Dock="Top" height="150">

The XAML Designer has exited unexpectedly. (Exit code: e0434352)

Xaml Designer keeps crashing, more info: Error The XAML Designer has exited unexpectedly. (Exit code: e0434352) Visual Studio Specs: Microsoft Visual Studio Pr

How do I fill a datagrid in my View with my datatable in my ViewModel

I am working on an MVVM WPF Application managing Users. I want to display all users from the Users Table in a datagrid in my UsersView. Here is my dataGrid