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Questions - dependency-properties

UserControl DependencyProperty Value always 0 when bound to ViewModel Property

I have a simple UserControl with 3 Dependency Properties. Day, Month and Year. public static readonly DependencyProperty DayProperty = DependencyProperty.Register("Day", typeof(int), typeof(...
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SevenSins

c#

wpf

binding

user-controls

dependency-properties

Votes: 0

Answers: 1

Latest Answer

Apparently your bindings don't work. The reason is that you have explicitly set the DataContext of the UserControl to itself which effectively prevents it from inheriting the DataContext from its pare...
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mm8

Bind view models' property to dependency property

I have created reusable components let's say a label and a textbox: HeaderAndTextBox.xaml <Grid> <Grid.RowDefinitions> <RowDefinition Height="auto" /> ...
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drazse

wpf

xaml

mvvm

binding

dependency-properties

Votes: 0

Answers: 1

Latest Answer

The internal elements must bind to the control's properties either by Binding.ElementName, where the the named UserControl is the binding source or by using Binding.RelativeSource. HeaderAndTextBox.xa...
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BionicCode

WPF PropertyDependency Binding To Different Types

type here userControl code public double Version { get { return (double)GetValue(VersionProperty); } set { SetValue(VersionProperty,...
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リムウェイ チェン

c#

wpf

dependency-properties

Votes: 0

Answers: 1

Latest Answer

Here is a rough sketch that (I think) does what you want. The magic is in the setter/getter method of the bound properties, which utilize the Update method in INotifier to update each other and the GU...
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dmedine

UWP ObservableCollection DependencyProperty

I have a UWP UserControl with the following DependencyProperty defined: public sealed partial class ToolBarModule : UserControl { public ToolBarModule() { this.InitializeComponent(); ...
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Leigh

uwp

dependency-properties

Votes: 0

Answers: 1

Latest Answer

Please initialize the PrimaryCommands property in the ToolBarModule Constructor first. Like this: public ToolBarModule() { this.InitializeComponent(); PrimaryCommands = new Obse...
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Roy Li - MSFT

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