Seitenvergleich

<sap:ActivityDesigner x:Class="Designer.HelloWorld.V01.HelloWorldDesigner"
             xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
             xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006" 
             xmlns:d="http://schemas.microsoft.com/expression/blend/2008" 
             xmlns:local="clr-namespace:Designer.HelloWorld.V01"
             xmlns:sap="http://schemas.microsoft.com/netfx/2009/xaml/activities/presentation"
             xmlns:converters="clr-namespace:System.Activities.Presentation.Converters;assembly=System.Activities.Presentation"
             xmlns:system="clr-namespace:System;assembly=mscorlib"
             mc:Ignorable="d" 
             d:DesignHeight="450" d:DesignWidth="800">
    <sap:ActivityDesigner.Resources>
        <ResourceDictionary>
            <converters:ArgumentToExpressionConverter x:Key="ArgumentToExpressionConverter" />

            <DataTemplate x:Key="CollapsedTemplate">
                <Label Padding="0" Foreground="#FF6D6D6D" FontStyle="Italic"
                   HorizontalAlignment="Center" VerticalAlignment="Center"
                   Content="{x:Static res:Resources.CollapsedToolTip}"/>
            </DataTemplate>

            <DataTemplate x:Key="ExpandTemplate" DataType="{x:Type local:HelloWorldDesigner}">
                <Grid>

                    <Grid.ColumnDefinitions>
                        <ColumnDefinition Width="Auto"/>
                        <ColumnDefinition Width="*"/>
                    </Grid.ColumnDefinitions>

                    <!-- InArgumente und Eigenschaften ... -->

                    <!-- Text -->
                    <TextBlock Grid.Row="0" Grid.Column="0" Margin="0 10 0 0" Text="Text" ToolTip="Geben sie einen Text ein"/>
                    <sap:ExpressionTextBox Margin="4" Grid.Row="0" Grid.Column="1" OwnerActivity="{Binding ModelItem}"
                                        ExpressionType="system:String"
                                        Expression="{Binding ModelItem.Text, Mode=TwoWay, Converter={StaticResource ArgumentToExpressionConverter}, ConverterParameter=In}"/>

                    <!-- OutArgumente und Eigenschaften ... -->
                </Grid>
            </DataTemplate>

            <!-- Mechanismus, um die Aktivität auf und zuzuklappen-->
            <Style x:Key="ExpandOrCollapsedStyle" TargetType="{x:Type ContentPresenter}">
                <Setter Property="ContentTemplate" Value="{StaticResource CollapsedTemplate}"/>
                <Style.Triggers>
                    <DataTrigger Binding="{Binding Path=ShowExpanded}" Value="true">
                        <Setter Property="ContentTemplate" Value="{StaticResource ExpandTemplate}"/>
                    </DataTrigger>
                </Style.Triggers>
            </Style>
        </ResourceDictionary>
    </sap:ActivityDesigner.Resources>

    <ContentPresenter Style="{StaticResource ExpandOrCollapsedStyle}" Content="{Binding}"/>
</sap:ActivityDesigner>

namespace Designer.HelloWorld.V01
{
    /// <summary>
    /// Interaction logic for HelloWorld.xaml
    /// </summary>
    public partial class HelloWorldDesigner
    {
        public HelloWorldDesigner()
        {
            InitializeComponent();
        }
    }
}