Display a message box and get the message box return value. : MessageBox « Windows Presentation Foundation « C# / C Sharp

1. C# / C Sharp
2. Windows Presentation Foundation
3. MessageBox

Display a message box and get the message box return value.

  


<Window x:Class="MessageBoxSample.MainWindow"
    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
    Title="MessageBoxSample" Height="300" Width="500">
  <Grid>
    <Grid.ColumnDefinitions>
      <ColumnDefinition Width="Auto"></ColumnDefinition>
      <ColumnDefinition></ColumnDefinition>
    </Grid.ColumnDefinitions>
    <Grid.RowDefinitions>
      <RowDefinition></RowDefinition>
      <RowDefinition></RowDefinition>
      <RowDefinition></RowDefinition>
      <RowDefinition></RowDefinition>
      <RowDefinition></RowDefinition>
      <RowDefinition></RowDefinition>
      <RowDefinition></RowDefinition>
      <RowDefinition></RowDefinition>
      <RowDefinition></RowDefinition>
    </Grid.RowDefinitions>

    <Label Grid.Column="0" Grid.Row="0">Associate with Owner Window?</Label>
    <CheckBox Grid.Column="1" Grid.Row="0" Name="ownerCheckBox"></CheckBox>

    <Label Grid.Column="0" Grid.Row="1">messageBoxText:</Label>
    <TextBox Grid.Column="1" Grid.Row="1" Name ="messageBoxText">MessageBoxText</TextBox>

    <Label Grid.Column="0" Grid.Row="2">caption:</Label>
    <TextBox Grid.Column="1" Grid.Row="2" Name="caption">Caption</TextBox>

    <Label Grid.Column="0" Grid.Row="3">button:</Label>
    <ComboBox Grid.Column="1" Grid.Row="3" Name="buttonComboBox">
      <ComboBoxItem IsSelected="True">OK</ComboBoxItem>
      <ComboBoxItem>OKCancel</ComboBoxItem>
      <ComboBoxItem>YesNo</ComboBoxItem>
      <ComboBoxItem>YesNoCancel</ComboBoxItem>
    </ComboBox>

    <Label Grid.Column="0" Grid.Row="4">icon:</Label>
    <ComboBox Grid.Column="1" Grid.Row="4" Name="imageComboBox">
      <ComboBoxItem>Asterisk</ComboBoxItem>
      <ComboBoxItem>Error</ComboBoxItem>
      <ComboBoxItem>Exclamation</ComboBoxItem>
      <ComboBoxItem>Hand</ComboBoxItem>
      <ComboBoxItem>Information</ComboBoxItem>
      <ComboBoxItem IsSelected="True">None</ComboBoxItem>
      <ComboBoxItem>Question</ComboBoxItem>
      <ComboBoxItem>Stop</ComboBoxItem>
      <ComboBoxItem>Warning</ComboBoxItem>
    </ComboBox>

    <Label Grid.Column="0" Grid.Row="5">defaultResult:</Label>
    <ComboBox Grid.Column="1" Grid.Row="5" Name="defaultResultComboBox">
      <ComboBoxItem>Cancel</ComboBoxItem>
      <ComboBoxItem>No</ComboBoxItem>
      <ComboBoxItem IsSelected="True">None</ComboBoxItem>
      <ComboBoxItem>OK</ComboBoxItem>
      <ComboBoxItem>Yes</ComboBoxItem>
    </ComboBox>

    <Label Grid.Column="0" Grid.Row="6">options</Label>
    <ComboBox Grid.Column="1" Grid.Row="6" Name="optionsComboBox">
      <ComboBoxItem>DefaultDesktopOnly</ComboBoxItem>
      <ComboBoxItem IsSelected="True">None</ComboBoxItem>
      <ComboBoxItem>RightAlign</ComboBoxItem>
      <ComboBoxItem>RtlReading</ComboBoxItem>
      <ComboBoxItem>ServiceNotification</ComboBoxItem>
    </ComboBox>

    <Button Grid.Column="1" Grid.Row="7" Name="showMessageBoxButton" Click="showMessageBoxButton_Click">Show MessageBox</Button>

    <StatusBar Grid.Column="0" Grid.ColumnSpan="2" Grid.Row="8" >
      <StatusBarItem>
        <TextBlock Name="resultTextBlock">Ready</TextBlock>
      </StatusBarItem>
    </StatusBar>

  </Grid>

</Window>


//File:Window.xaml.cs
using System;
using System.Windows;

namespace MessageBoxSample
{
    public partial class MainWindow : Window
    {
        public MainWindow()
        {
            InitializeComponent();
        }

        void showMessageBoxButton_Click(object sender, RoutedEventArgs e)
        {
            Window owner = ((bool)ownerCheckBox.IsChecked ? this : null);
            string messageBoxText = this.messageBoxText.Text;
            string caption = this.caption.Text;
            MessageBoxButton button = (MessageBoxButton)Enum.Parse(typeof(MessageBoxButton), this.buttonComboBox.Text);
            MessageBoxImage icon = (MessageBoxImage)Enum.Parse(typeof(MessageBoxImage), this.imageComboBox.Text);
            MessageBoxResult defaultResult = (MessageBoxResult)Enum.Parse(typeof(MessageBoxResult), this.defaultResultComboBox.Text);
            MessageBoxOptions options = (MessageBoxOptions)Enum.Parse(typeof(MessageBoxOptions), this.optionsComboBox.Text);

            MessageBoxResult result;
            if (owner == null)
            {
                result = MessageBox.Show(messageBoxText, caption, button, icon, defaultResult, options);
            }
            else
            {
                result = MessageBox.Show(owner, messageBoxText, caption, button, icon, defaultResult, options);
            }
            
            resultTextBlock.Text = "Result = " + result.ToString();
        }
    }
}

   
    
  

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2.	MessageBox with Message and Header
3.	Set Message, Header, and Button for MessageBox
4.	Customize Message, Header, Button, and Image for MessageBox