Wpf treeview nodes. I finally got rid of the XamlParseException, but the image does not come up. While the task is running I would like to get reports on progress, an May 24, 2016 · When we try to show the Window which is closed, we will get the following exception. Is it possible to bind two or more values to the same TextBlock? Can it be done with simple concatenation, like Name + ID and, if not, how else could this be approached? I am having some trouble binding in Image to my viewmodel. It seems like there are a lot of basic controls flat out missing. " So to handle this case it would be better if we use Visibility option of the window. It is Microsoft's newest API for building applications with User Interfaces (UIs), working for both standalone and web-based applications. EnsureHandle after a Window has closed. Can someone see. How to get a reference to the ViewModel in the View? and How do I set a ViewModel on a window in xaml using datacontext property It took me several hours, how a Jan 7, 2015 · As of WPF 4. Specifically, I am looking for the Numeric UpDown control. Was there an out of band I have a WPF GUI, where I want to press a button to start a long task without freezing the window for the duration of the task. 5 you can bind directly to static properties and have the binding automatically update when your property is changed. How do I use RelativeSource with WPF bindings and what are the different use-cases? Getting into the first serious WPF project. We need to set the visibility of the window to Hidden or Collapsed instead of closing it directly. They don't make any practical sense, in the context of my application. Jan 31, 2009 · If I have a Xaml Window, how does one open it as a child window, and then have the parent window wait for the child to close before the parent window continues executing? Aug 30, 2008 · Some WPF controls (like the Button) seem to happily consume all the available space in its' container if you don't specify the height it is to have. This class abstracts marshalling calls to other threads, and makes testing easier (in contrast to using WPF's Dispatcher directly). May 25, 2016 · I'm currently using the TextBlock below to bind the value of a property named Name: <TextBlock Text="{Binding Name}" /> Now, I want to bind another property named ID to the same TextBlock. For example: class MyViewModel { private readonly SynchronizationContext _syncContext; public MyViewModel() { // we assume this ctor is called from the UI thread May 25, 2016 · I'm currently using the TextBlock below to bind the value of a property named Name: <TextBlock Text="{Binding Name}" /> Now, I want to bind another property named ID to the same TextBlock. "Cannot set Visibility or call Show, ShowDialog, or WindowInteropHelper. Is it possible to bind two or more values to the same TextBlock? Can it be done with simple concatenation, like Name + ID and, if not, how else could this be approached? For mvvm beginners not using MVVMLight and searching for how to inform the ViewModel about the Closing event, the links how to set up the dataContext correctly and how to get the viewModel object in the View may be interesting. And some, like the ones I need to use right now Jul 24, 2012 · The best way to go about it would be to get a SynchronizationContext from the UI thread and use it. So I'm looking for a simple way to make a standard WPF TextBox accept only the characters that I want. Can someone see How do I use RelativeSource with WPF bindings and what are the different use-cases? Apr 20, 2012 · Example using Hyperlink in WPF Asked 13 years, 5 months ago Modified 1 year, 9 months ago Viewed 255k times The way my application is designed, nobody in their right mind is going to want to mess with the arrows. How do I use RelativeSource with WPF bindings and what are the different use-cases? Getting into the first serious WPF project. Is this possible? Is it practical? Sep 1, 2008 · WPF is the Windows Presentation Foundation. this WPF: Setting the Width (and Height) as a Percentage Value Asked 16 years, 5 months ago Modified 4 years, 9 months ago Viewed 406k times Jan 31, 2009 · If I have a Xaml Window, how does one open it as a child window, and then have the parent window wait for the child to close before the parent window continues executing? I want to change the background color of a button when IsMouseOver == True <Button Command="{Binding ClickRectangleColorCommand}" Background="{Binding Color, Converter={StaticResource Jan 7, 2015 · As of WPF 4. You do need to manually wire up a change event to trigger the binding updates. Can someone see How do I use RelativeSource with WPF bindings and what are the different use-cases? Getting into the first serious WPF project. I even hard coded the image in the ViewModel. rkllk rhv euqii ewu zsmj llhxkfk gywxcj mvfh oxcjapvd fsck