Validating groupbox

If you want to bind a view model property of a specific type to a dependency property in the view of a different type you may need to implement a custom converter class by implementing the interface and setting the Converter property of the binding to an instance of this.A converter class converts data from one type to another during binding by implementing the Convert and Convert Back methods of the mentioned interface.Elements in the adorner layer are rendered on top of the rest of the visual elements and they will not be considered when the layout system is measuring and arranging the controls on the adorned element layer.The adorned element in this case is the Text Box control itself and you include an in the control template where you want to leave space for it.Now that you can see the actual error message, which reads “Value …could not be converted” when the conversion of the string value to an int fails, you may want to customize it.Public Class Form1 Private Sub Form1_Load(sender As Object, e As Event Args) Handles My Base.

Let's double click on the radio buttons and put the follow code in the opened window. Text = "tutorialspont.com" End Sub Private Sub Radio Button1_Checked Changed(sender As Object, _ e As Event Args) Handles Radio Button1.

The Checked property of the radio button is used to set the state of a radio button. White End Sub Private Sub Radio Button6_Checked Changed(sender As Object, _ e As Event Args) Handles Radio Button6.

You can display text, image or both on radio button control. Black End Sub Private Sub Radio Button5_Checked Changed(sender As Object, _ e As Event Args) Handles Radio Button5.

You can also change the appearance of the radio button control by using the Appearance property. Blue End Sub Private Sub Radio Button4_Checked Changed(sender As Object, _ e As Event Args) Handles Radio Button4.

The following are some of the commonly used properties of the Radio Button control: Consult Microsoft documentation for detailed list of properties, methods and events of the Radio Button control. Green End Sub Private Sub Radio Button3_Checked Changed(sender As Object, _ e As Event Args) Handles Radio Button3.

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