<Window x:Class="ExplicitUpdate.MainWindow"
        xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
        xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
        xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
        xmlns:local="clr-namespace:ExplicitUpdate"
        mc:Ignorable="d"
        Title="ExplicitUpdate" Height="180" Width="320" FontSize="14">
    <Window.Background>
        <LinearGradientBrush EndPoint="1,0" MappingMode="RelativeToBoundingBox" StartPoint="0,0">
            <GradientStop Color="#FFAEA8A8"/>
            <GradientStop Color="White"/>
            <GradientStop Color="#FF170101" Offset="0.962"/>
        </LinearGradientBrush>
    </Window.Background>
    <Grid>
        <Grid.ColumnDefinitions>
            <ColumnDefinition Width="Auto"/>
            <ColumnDefinition/>
        </Grid.ColumnDefinitions>
        <Grid.RowDefinitions>
            <RowDefinition Height="Auto"/>
            <RowDefinition Height="Auto"/>
            <RowDefinition Height="Auto"/>
        </Grid.RowDefinitions>
        <Label Margin="5">Datenquelle:</Label>
        <Label Grid.Row="1" Margin="5">Datenziel:</Label>
        <TextBox Grid.Column="1" Name="txtSource" Margin="5"></TextBox>
        <TextBox Grid.Column="1" Grid.Row="1"  Name="txtTarget" Margin="5" Text="{Binding Text, ElementName=txtSource, UpdateSourceTrigger=Explicit}"/>
        <Button Name="btnUpdate" Grid.Column="1" Grid.Row="2" Margin="6" Height="30" Click="btnUpdate_Click">Aktualisieren</Button>
    </Grid>
</Window>
    
