dotnet · adegeo · Jul 20, 2022 · Jul 18, 2022 · Jul 18, 2022 · Jul 19, 2022
diff --git a/...ide/framework/wpf/graphics-multimedia/property-animation-techniques-overview.md b/...ide/framework/wpf/graphics-multimedia/property-animation-techniques-overview.md
@@ -1,5 +1,6 @@
 ---
 title: "Property Animation Techniques Overview"
+description: Learn about the different approaches used to animate properties in Windows Presentation Foundation (WPF).
 ms.date: "03/30/2017"
 dev_langs: 
   - "csharp"

diff --git a/dotnet-desktop-guide/framework/wpf/graphics-multimedia/shapes-how-to-topics.md b/dotnet-desktop-guide/framework/wpf/graphics-multimedia/shapes-how-to-topics.md
@@ -1,5 +1,6 @@
 ---
 title: "Shapes How-to Topics"
+description: Learn how to use Shape objects to draw basic shapes in Windows Presentation Foundation (WPF).
 ms.date: "03/30/2017"
 f1_keywords: 
   - "AutoGeneratedOrientationPage"

diff --git a/dotnet-desktop-guide/framework/wpf/graphics-multimedia/shapes.md b/dotnet-desktop-guide/framework/wpf/graphics-multimedia/shapes.md
@@ -1,5 +1,6 @@
 ---
 title: "Shapes"
+description: Learn how to draw basic shapes in Windows Presentation Foundation (WPF).
 ms.date: "03/30/2017"
 f1_keywords: 
   - "AutoGeneratedOrientationPage"

diff --git a/...de/framework/wpf/graphics-multimedia/specify-the-fillbehavior-for-a-timeline.md b/...de/framework/wpf/graphics-multimedia/specify-the-fillbehavior-for-a-timeline.md
@@ -1,5 +1,6 @@
 ---
 title: "How to: Specify the FillBehavior for a Timeline that has Reached the End of Its Active Period"
+description: Learn how the FillBehavior property of a Timeline determines what happens to the value of an animated property when the Timeline is inactive.
 ms.date: "03/30/2017"
 helpviewer_keywords: 
   - "FillBehavior property for inactive timelines [WPF]"

diff --git a/dotnet-desktop-guide/framework/wpf/graphics-multimedia/tilebrush-overview.md b/dotnet-desktop-guide/framework/wpf/graphics-multimedia/tilebrush-overview.md
@@ -1,5 +1,6 @@
 ---
 title: "TileBrush Overview"
+description: Learn how the TileBrush objects provide control over how an area is painted with an image, drawing, or visual.
 ms.date: "03/30/2017"
 dev_langs: 
   - "csharp"

diff --git a/dotnet-desktop-guide/framework/wpf/graphics-multimedia/timing-events-overview.md b/dotnet-desktop-guide/framework/wpf/graphics-multimedia/timing-events-overview.md
@@ -1,5 +1,6 @@
 ---
 title: "Timing Events Overview"
+description: Learn how to use the timing events available for Timeline and Clock objects.
 ms.date: "03/30/2017"
 dev_langs: 
   - "csharp"

diff --git a/...esktop-guide/framework/wpf/graphics-multimedia/transformations-how-to-topics.md b/...esktop-guide/framework/wpf/graphics-multimedia/transformations-how-to-topics.md
@@ -1,5 +1,6 @@
 ---
 title: "Transformations How-to Topics"
+description: Learn how to apply different transformations to objects in Windows Presentation Foundation (WPF).
 ms.date: "03/30/2017"
 f1_keywords: 
   - "AutoGeneratedOrientationPage"

diff --git a/dotnet-desktop-guide/framework/wpf/graphics-multimedia/transformations.md b/dotnet-desktop-guide/framework/wpf/graphics-multimedia/transformations.md
@@ -1,5 +1,6 @@
 ---
 title: "Transformations"
+description: Learn how Transforms are used to rotate, scale, translate, or skew FrameworkElement objects.
 ms.date: "03/30/2017"
 f1_keywords: 
   - "AutoGeneratedOrientationPage"

diff --git a/...f/graphics-multimedia/tutorial-hosting-visual-objects-in-a-win32-application.md b/...f/graphics-multimedia/tutorial-hosting-visual-objects-in-a-win32-application.md
@@ -1,5 +1,6 @@
 ---
 title: "Tutorial: Hosting Visual Objects in a Win32 Application"
+description: Learn to write a sample application that hosts Windows Presentation Foundation (WPF) visual objects in a Win32 window.
 ms.date: "03/30/2017"
 dev_langs: 
   - "csharp"

diff --git a/...-desktop-guide/framework/wpf/graphics-multimedia/using-drawingvisual-objects.md b/...-desktop-guide/framework/wpf/graphics-multimedia/using-drawingvisual-objects.md
@@ -1,5 +1,6 @@
 ---
 title: "Using DrawingVisual Objects"
+description: Learn how to how to use DrawingVisual objects in the Windows Presentation Foundation (WPF) visual layer.
 ms.date: "03/30/2017"
 dev_langs: 
   - "csharp"

diff --git a/...ide/framework/wpf/graphics-multimedia/visual-layer-programming-how-to-topics.md b/...ide/framework/wpf/graphics-multimedia/visual-layer-programming-how-to-topics.md
@@ -1,5 +1,6 @@
 ---
 title: "Visual Layer Programming How-to Topics"
+description: Learn how to use visual layer programming for hit-testing and low-level composition in Windows Presentation Foundation (WPF).
 ms.date: "03/30/2017"
 f1_keywords: 
   - "AutoGeneratedOrientationPage"

diff --git a/dotnet-desktop-guide/framework/wpf/graphics-multimedia/visual-layer-programming.md b/dotnet-desktop-guide/framework/wpf/graphics-multimedia/visual-layer-programming.md
@@ -1,5 +1,6 @@
 ---
 title: "Visual Layer Programming"
+description: Learn about the Visual object, a core Windows Presentation Foundation (WPF) object whose primary role is to provide rendering support.
 ms.date: "03/30/2017"
 f1_keywords: 
   - "AutoGeneratedOrientationPage"

diff --git a/dotnet-desktop-guide/framework/wpf/security-wpf.md b/dotnet-desktop-guide/framework/wpf/security-wpf.md
@@ -1,5 +1,6 @@
 ---
 title: "Security"
+description: Learn about the security model followed when developing Windows Presentation Foundation (WPF) standalone and browser-hosted applications.
 ms.date: "03/30/2017"
 helpviewer_keywords: 
   - "XAML files [WPF], sandbox behavior"

diff --git a/dotnet-desktop-guide/framework/wpf/wpf-partial-trust-security.md b/dotnet-desktop-guide/framework/wpf/wpf-partial-trust-security.md
@@ -1,5 +1,6 @@
 ---
 title: "Partial Trust Security"
+description: Learn how WPF relies on both Code Access Security (CAS) and ClickOnce to enforce restrictions regarding critical system resources.
 ms.date: "03/30/2017"
 dev_langs: 
   - "csharp"

diff --git a/dotnet-desktop-guide/framework/wpf/wpf-security-strategy-platform-security.md b/dotnet-desktop-guide/framework/wpf/wpf-security-strategy-platform-security.md
@@ -1,5 +1,6 @@
 ---
 title: Platform security strategy
+description: Learn about the Windows Presentation Foundation (WPF) security services and how they integrate with the security features of the underlying platform.
 ms.date: "03/30/2017"
 dev_langs: 
   - "csharp"

diff --git a/dotnet-desktop-guide/framework/wpf/wpf-security-strategy-security-engineering.md b/dotnet-desktop-guide/framework/wpf/wpf-security-strategy-security-engineering.md
@@ -1,5 +1,6 @@
 ---
 title: Security strategy and engineering
+description: Learn about the Microsoft Security Development Lifecycle (SDL) which is a key element of the Trustworthy computing initiative.
 ms.date: "03/30/2017"
 helpviewer_keywords: 
   - "security [WPF], testing techniques"

diff --git a/dotnet-desktop-guide/xaml-services/basic-reading-writing.md b/dotnet-desktop-guide/xaml-services/basic-reading-writing.md
@@ -1,5 +1,6 @@
 ---
 title: "XAMLServices Class and Basic XAML Reading or Writing"
+description: Learn about the XAMLServices class provided by .NET that can be used to address XAML scenarios that don't require specific access to the XAML node stream.
 ms.date: "03/30/2017"
 helpviewer_keywords: 
   - "XAML [XAML Services], XamlServices class"

diff --git a/...t-desktop-guide/xaml-services/clr-attributes-with-custom-types-and-libraries.md b/...t-desktop-guide/xaml-services/clr-attributes-with-custom-types-and-libraries.md
@@ -1,5 +1,7 @@
 ---
 title: "XAML-Related CLR Attributes for Custom Types and Libraries"
+description: Learn about the common language runtime (CLR) attributes that are defined by .NET XAML Services.
+
 ms.date: "03/30/2017"
 helpviewer_keywords: 
   - "CLR attributes for custom types [XAML Services]"

diff --git a/dotnet-desktop-guide/xaml-services/collections-and-types.md b/dotnet-desktop-guide/xaml-services/collections-and-types.md
@@ -1,5 +1,6 @@
 ---
 title: "Collections and Collection Types for XAML"
+description: Learn how to define properties of types that are intended to support a collection for XAML in .NET XAML Services.
 ms.date: "03/30/2017"
 ms.assetid: 58f8e7c6-9a41-4f25-8551-c042f1315baa
 ---

diff --git a/dotnet-desktop-guide/xaml-services/default-schema-context.md b/dotnet-desktop-guide/xaml-services/default-schema-context.md
@@ -1,5 +1,6 @@
 ---
 title: "Default XAML Schema Context and WPF XAML Schema Context"
+description: Learn about the features of .NET XAML Services and the associated default XAML schema context used in Windows Presentation Foundation (WPF).
 ms.date: "03/30/2017"
 ms.assetid: 04e06a15-09b3-4210-9bdf-9a64c2eccb83
 ---

diff --git a/dotnet-desktop-guide/xaml-services/define-custom-types.md b/dotnet-desktop-guide/xaml-services/define-custom-types.md
@@ -1,5 +1,6 @@
 ---
 title: "Defining Custom Types for Use with .NET XAML Services"
+description: Learn about the best practices followed when defining custom types for use with .NET XAML Services.
 ms.date: "03/30/2017"
 helpviewer_keywords: 
   - "defining custom types [XAML Services]"

diff --git a/dotnet-desktop-guide/xaml-services/generics.md b/dotnet-desktop-guide/xaml-services/generics.md
@@ -1,5 +1,6 @@
 ---
 title: "Generics in XAML"
+description: Learn about the aspects of using and referencing generic CLR types in .NET XAML Services as implemented in System.Xaml.
 ms.date: "03/30/2017"
 helpviewer_keywords: 
   - "generics [XAML Services]"

diff --git a/dotnet-desktop-guide/xaml-services/markup-extensions-overview.md b/dotnet-desktop-guide/xaml-services/markup-extensions-overview.md
@@ -1,5 +1,6 @@
 ---
 title: "Markup Extensions for XAML Overview"
+description: Overview of how to use Markup extensions as a technique for obtaining a value that is not a primitive or a specific XAML type.
 ms.date: "03/30/2017"
 helpviewer_keywords: 
   - "markup extensions [XAML Services], custom"

diff --git a/dotnet-desktop-guide/xaml-services/namespace-language-features.md b/dotnet-desktop-guide/xaml-services/namespace-language-features.md
@@ -1,5 +1,6 @@
 ---
 title: "XAML Namespace (x:) Language Features"
+description: Learn about the Windows Presentation Foundation (WPF) XAML Namespace (x:) Language features.
 ms.date: "03/30/2017"
 f1_keywords: 
   - "AutoGeneratedOrientationPage"

diff --git a/dotnet-desktop-guide/xaml-services/namespaces.md b/dotnet-desktop-guide/xaml-services/namespaces.md
@@ -1,5 +1,6 @@
 ---
 title: "XAML Namespaces for .NET XAML Services"
+description: Learn about using XAML Namespaces for .NET XAML Services, including the components and distinction between a XAML namespace versus an XML namespace.
 ms.date: "03/30/2017"
 ms.assetid: e4f15f13-c420-4c1e-aeab-9b6f50212047
 ---

diff --git a/dotnet-desktop-guide/xaml-services/security-considerations.md b/dotnet-desktop-guide/xaml-services/security-considerations.md
@@ -1,5 +1,6 @@
 ---
 title: "XAML Security Considerations"
+description: Learn about the best practices for security in applications when you use XAML and .NET XAML Services API.
 ms.date: "03/30/2017"
 helpviewer_keywords: 
   - "security [XAML Services], .NET XAML services"

diff --git a/...de/xaml-services/service-contexts-with-type-converters-and-markup-extensions.md b/...de/xaml-services/service-contexts-with-type-converters-and-markup-extensions.md
@@ -1,5 +1,6 @@
 ---
 title: "Service Contexts Available to Type Converters and Markup Extensions"
+description: Learn about the service contexts available to type converters and markup extensions when using .NET XAML Services.
 ms.date: "03/30/2017"
 helpviewer_keywords: 
   - "XAML [XAML Services], type converter services how-to"

diff --git a/dotnet-desktop-guide/xaml-services/type-converters-and-markup-extensions.md b/dotnet-desktop-guide/xaml-services/type-converters-and-markup-extensions.md
@@ -1,5 +1,6 @@
 ---
 title: "Type Converters and Markup Extensions for XAML"
+description: Learn about the two techniques, type converters and markup extensions, that XAML type systems and XAML writers use to generate object graph components.
 ms.date: "03/30/2017"
 helpviewer_keywords: 
   - "XAML [XAML Services], type converter services"

diff --git a/dotnet-desktop-guide/xaml-services/types-for-primitives.md b/dotnet-desktop-guide/xaml-services/types-for-primitives.md
@@ -1,5 +1,6 @@
 ---
 title: "Built-in Types for Common XAML Language Primitives"
+description: Learn about XAML 2009 language-level support of common language runtime (CLR) primitives.
 ms.date: "03/30/2017"
 helpviewer_keywords: 
   - "XAML language primitives [XAML Services]"

diff --git a/...p-guide/xaml-services/understanding-xaml-node-stream-structures-and-concepts.md b/...p-guide/xaml-services/understanding-xaml-node-stream-structures-and-concepts.md
@@ -1,5 +1,6 @@
 ---
 title: "Understanding XAML Node Stream Structures and Concepts"
+description: Learn about how the XAML readers and XAML writers as implemented in .NET XAML Services are based on the design concept of a XAML node stream.
 ms.date: "03/30/2017"
 helpviewer_keywords:
   - "XAML node streams [XAML Services]"