Display a Password Entry Box and get the input : RichTextBox « Windows Presentation Foundation « VB.Net Tutorial

1. VB.Net Tutorial
2. Windows Presentation Foundation
3. RichTextBox

<Window x:Class="WpfApplication1.Window1"
    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
    Title="WPF" Height="100" Width="300">
    <StackPanel Orientation="Horizontal">
        <TextBlock Margin="5" VerticalAlignment="Center">
            Enter Password:
        </TextBlock>
        <PasswordBox Name="passwordBox" PasswordChar="!" 
                     VerticalAlignment="Center" Width="150" />
        <Button Content="OK" IsDefault="True" Margin="5" Name="button1" 
                VerticalAlignment="Center" Click="button1_Click" />
    </StackPanel>
</Window>
//File:Window.xaml.vb
Imports System.Windows

Namespace WpfApplication1
  Public Partial Class Window1
    Inherits Window
    Public Sub New()
      InitializeComponent()
    End Sub
    Private Sub button1_Click(sender As Object, e As RoutedEventArgs)
      MessageBox.Show("Password entered: " + passwordBox.Password, Title)
    End Sub
  End Class
End Namespace

16.17.RichTextBox
	16.17.1.	Programmatically Insert Text into a RichTextBox
	16.17.2.	Get selected text from RichTextBox by using RichTextBox.Selection.Text
	16.17.3.	Get Caret Position in a RichTextBox by using RichTextBox.CaretPosition.GetPositionAtOffset
	16.17.4.	Get the content from the rich text box.
	16.17.5.	Add / Remove TextChanged event for RichTextBox
	16.17.6.	Clear any formatting applied to the text with TextRange.ClearAllProperties();
	16.17.7.	Apply Syntax Highlighting in a Text Control
	16.17.8.	Select all text from RichTextBox and cut
	16.17.9.	Use Application Command to edit RichTextBox
	16.17.10.	Load or Save the Content of a RichTextBox
	16.17.11.	Display a Password Entry Box and get the input