<Window x:Class="Commands.MainWindow"
    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
    FontFamily="./#Aero Matics"
    Foreground="Silver"
    FontSize="24"
    Title="NoesisGUI - Commands">

    <Window.Background>
        <LinearGradientBrush EndPoint="0.5,1" StartPoint="0.5,0">
            <GradientStop Offset="0" Color="#FF184C79"/>
            <GradientStop Offset="0.05" Color="#FF1B5688"/>
            <GradientStop Offset="1" Color="#FF123859"/>
        </LinearGradientBrush>
    </Window.Background>

    <TabControl x:Name="Tabs" FocusManager.FocusedElement="{Binding ElementName=helloBtn}">
        <TabItem x:Name="TabA" Header="A">
            <Viewbox>
                <Border x:Name="myBorder" Width="400" Margin="50"
                Background="#801C1F21" BorderThickness="1" CornerRadius="5" BorderBrush="#40101611" Padding="5"
                HorizontalAlignment="Center" VerticalAlignment="Center">
                    <StackPanel Orientation="Vertical">
                        <StackPanel Orientation="Horizontal" Margin="3">
                            <TextBlock Text="  Input:" Width="90" VerticalAlignment="Center"/>
                            <TextBox Text="{Binding Input, Mode=TwoWay}" MinWidth="280"/>
                        </StackPanel>
                        <StackPanel Orientation="Horizontal" Margin="3">
                            <TextBlock Text="  Param:" Width="90" VerticalAlignment="Center"/>
                            <TextBox x:Name="Param" Text="" MinWidth="280"/>
                        </StackPanel>
                        <Button x:Name="helloBtn" Content="Say Hello" Margin="3" Command="{Binding SayHelloCommand}"
                        CommandParameter="{Binding Text, ElementName=Param}" FontSize="28" />
                        <Button x:Name="helloBtn2" Content="Say Hello" Margin="3" Command="{Binding SayHelloCommand}"
                        CommandParameter="{Binding Text, ElementName=Param}" FontSize="28" />
                        <Viewbox Margin="5" Height="50">
                            <TextBlock Margin="5" Padding="0" TextAlignment="Center" Text="{Binding Output}"
                            FontSize="28" Foreground="White"/>
                        </Viewbox>
                    </StackPanel>
                </Border>
            </Viewbox>
        </TabItem>
        <TabItem Header="B">
            <Grid>
                <Grid.ColumnDefinitions>
                    <ColumnDefinition/>
                    <ColumnDefinition/>
                </Grid.ColumnDefinitions>
                <Button Content="TestB" HorizontalAlignment="Center" VerticalAlignment="Center" />
                <Button Content="TestB" HorizontalAlignment="Center" VerticalAlignment="Center" Grid.Column="1" />
            </Grid>
        </TabItem>
    </TabControl>

</Window>