Ning Zhang Blog

 / / (C) Copyright Microsoft Corporation. / / Diese Quelle unter der Microsoft Public License (Ms-PL) ist. / / Bitte beachten Sie http://go.microsoft.com/fwlink/?LinkID=131993 für weitere Einzelheiten. / / Alle sonstigen Rechte  MetadataRegistrationBase { /// <summary> /// Build design time metadata attribute table. /// </summary> /// <returns>Custom attribute table.</returns> protected virtual AttributeTable BuildAttributeTable() { AttributeTableBuilder builder = new AttributeTableBuilder(); AddDescriptions(builder); AddAttributes(builder); AddTables(builder); return builder.CreateTable(); } /// <summary> /// Find all AttributeTableBuilder subclasses in the assembly /// and add their attributes to the assembly attribute table. /// </summary> /// <param name="builder">The assembly attribute table builder.</param> [SuppressMessage( "Microsoft.Design" , "CA1031:DoNotCatchGeneralExceptionTypes" , Justification = "Design time dll should not fail!" )] private static void AddTables(AttributeTableBuilder builder) { Debug.Assert(builder != null , "AddTables is called with null parameter!" ); Assembly asm = Assembly.GetExecutingAssembly(); foreach (Type t in asm.GetTypes()) { if (t.IsSubclassOf( typeof (AttributeTableBuilder))) { try { AttributeTableBuilder atb = (AttributeTableBuilder)Activator.CreateInstance(t); builder.AddTable(atb.CreateTable()); } catch (Exception e) { Debug.Assert( false , string .Format(CultureInfo.InvariantCulture, "Exception in AddTables method: {0}" , e)); } } } } /// <summary> /// Gets or sets the case sensitive resource name of the embedded XML file. /// </summary> protected string XmlResourceName { get; set; } /// <summary> /// Gets or sets the assembly FullName for types' assembly-qualified names. /// </summary> protected string AssemblyFullName { get; set; } /// <summary> /// Create description attribute from run time assembly xml file. /// </summary> /// <param name="builder">The assembly attribute table builder.</param> [SuppressMessage( "Microsoft.Design" , "CA1031:DoNotCatchGeneralExceptionTypes" , Justification = "Design time dll should not fail." )] private void AddDescriptions(AttributeTableBuilder builder) { Debug.Assert(builder != null , "AddDescriptions is called with null parameter!" ); if ( string .IsNullOrEmpty(XmlResourceName) || string .IsNullOrEmpty(AssemblyFullName)) { return ; } XDocument xdoc = XDocument.Load( new StreamReader( Assembly.GetExecutingAssembly().GetManifestResourceStream(XmlResourceName))); if (xdoc == null ) { return ; } foreach (XElement member in xdoc.Descendants( "member" )) { try { string name = ( string )member.Attribute( "name" ); bool isType = name.StartsWith( "T:" , StringComparison.OrdinalIgnoreCase); if (isType || name.StartsWith( "P:" , StringComparison.OrdinalIgnoreCase)) { int lastDot = name.Length; string typeName; if (isType) { typeName = name.Substring(2); } else { lastDot = name.LastIndexOf( '.' ); typeName = name.Substring(2, lastDot - 2); } typeName += AssemblyFullName; Type t = Type.GetType(typeName); if (t != null && t.IsPublic && t.IsClass && t.IsSubclassOf( typeof (FrameworkElement))) { string desc = member.Descendants( "summary" ).FirstOrDefault().Value; desc = desc.Trim(); desc = string .Join( " " , desc.Split( new char [] { ' ' , 't' , 'n' }, StringSplitOptions.RemoveEmptyEntries)); if (isType) { builder.AddCallback(t, b => b.AddCustomAttributes( new DescriptionAttribute(desc))); } else { string propName = name.Substring(lastDot + 1); PropertyInfo pi = t.GetProperty(propName); MethodInfo mi; if (pi != null && (mi = pi.GetSetMethod()) != null && mi.IsPublic) { builder.AddCallback(t, b => b.AddCustomAttributes(propName, new DescriptionAttribute(desc))); } } } } } catch (Exception e) { Debug.Assert( false , string .Format(CultureInfo.InvariantCulture, "Exception in AddDescriptions method: {0}" , e)); } } } /// <summary> /// Provide a place to add custom attributes without creating a AttributeTableBuilder subclass. /// </summary> /// <param name="builder">The assembly attribute table builder.</param> protected virtual void AddAttributes(AttributeTableBuilder builder) { } } } {/ / / <summary> / / / MetadataRegistration Klasse. / / / </ Summary> public class MetadataRegistrationBase {/ / / <summary> / / / Build Entwurfszeit Metadatenattribut Tisch. / / / </ Summary> / / / <returns> Benutzerdefinierte Attributtabelle </ returns> geschützte virtuelle AttributeTable BuildAttributeTable () {AttributeTableBuilder builder = new AttributeTableBuilder (); AddDescriptions (Baumeister); addAttributes (Baumeister); AddTables (Baumeister); Rückkehr builder.CreateTable ();}. / / / <summary> / / / Suche alle AttributeTableBuilder Unterklassen in der Montage / / / und fügen ihre Attribute an das Montageband Attributtabelle. / / / </ summary> / / / <param name="builder"> Das assembly-Attribut Tabelle Baumeister </ param>. [SuppressMessage ("Microsoft.Design", "CA1031: DoNotCatchGeneralExceptionTypes", Begründung = "! Design-Zeit dll nicht scheitern sollte")] private static void AddTables (AttributeTableBuilder Builder) {Debug.Assert (builder =! null, "AddTables wird mit Null-Parameter aufgerufen!"); Assembly asm = Assembly.GetExecutingAssembly (); foreach (Type t in asm.GetTypes ()) {if (t.IsSubclassOf (typeof (AttributeTableBuilder))) {try {AttributeTableBuilder ATB = (AttributeTableBuilder) Activator.CreateInstance (t); builder.AddTable (atb.CreateTable ());} catch (Exception e) {Debug.Assert (false, String-Format (CultureInfo.InvariantCulture, "Exception in AddTables Methode:. {0} ", e));}}}} / / / <summary> / / / Ruft die Groß-und Kleinschreibung Ressource Namen der eingebetteten XML-Datei / / / </ summary> string geschützten XmlResourceName {get;. eingestellt ;} / / / <summary> / / / Ruft die Assembly FullName für Typen 'Assembly qualifizierten Namen / / / </ summary> string geschützten AssemblyFullName {get;. gesetzt;} / / / <summary> / / / Erstellen Beschreibung Attribut aus der Laufzeit der Montage XML-Datei / / / </ summary> / / / <param name="builder"> Die Montage Attributtabelle Builder </ param> [SuppressMessage ("Microsoft.Design", "CA1031..: DoNotCatchGeneralExceptionTypes ", Begründung =" Design dll Zeit sollte nicht scheitern ")] private void AddDescriptions (AttributeTableBuilder Builder) {Debug.Assert (builder = null," AddDescriptions wird mit Null-Parameter aufgerufen ");.!. wenn (string IsNullOrEmpty ( XmlResourceName) | | String IsNullOrEmpty (AssemblyFullName)) {return;} XDocument xDoc = XDocument.Load (new StreamReader (Assembly.GetExecutingAssembly ().. GetManifestResourceStream (XmlResourceName))) if (xDoc == null) {return;} foreach (XElement Mitglied in xdoc.Descendants ("Mitglied")) {try {String name = (string) member.Attribute ("name"); bool isType = name.StartsWith ("T", StringComparison.OrdinalIgnoreCase); if ( isType | | name.StartsWith ("P:", StringComparison.OrdinalIgnoreCase)) {int lastDot = name.length; String typeName; if (isType) {typeName = name.Substring (2);} else {lastDot = name.LastIndexOf ('.'); typeName = name.Substring (2, lastDot - 2);} typeName + = AssemblyFullName; Type t = Type.GetType (typeName); if (t = null && && t.IsPublic t.IsClass && t.IsSubclassOf (typeof (FrameworkElement))) {String desc = member.Descendants ("summary") FirstOrDefault ()-Wertes;.. desc = desc.Trim ();. desc = string join ("", desc.Split ( new char [] {'', 't', 'n'}, StringSplitOptions.RemoveEmptyEntries)); if (isType) {builder.AddCallback (t, b => b.AddCustomAttributes (neue DescriptionAttribute (DESC)));} else {String propName = name.Substring (lastDot + 1); PropertyInfo pi = t.GetProperty (propName); MethodInfo mi;! wenn (pi = null && (mi = pi.GetSetMethod ()) = null && mi.IsPublic ) {builder.AddCallback (t, b => b.AddCustomAttributes (propName, neue DescriptionAttribute (DESC)));}}}}} catch (Exception e) {Debug.Assert (false, String-Format (CultureInfo.InvariantCulture,. "Exception in AddDescriptions Methode: {0}"., e));}}} / / / <summary> / / / Geben Sie einen Ort, um benutzerdefinierte Attribute ohne eine AttributeTableBuilder Unterklasse hinzufügen / / / </ summary> / / / <param name="builder"> Die Montage Attributtabelle Builder. </ param> protected virtual void addAttributes (AttributeTableBuilder Builder) {}}} 

  version ="1.0" ? > <? Xml version = "1.0"?>
 > <Doc>
     > <Montage>
         > Microsoft.Windows.Controls </ name > <Name> Microsoft.Windows.Controls </ name>
     > </ Assembly>
     > <Mitglieder>
         name ="T:Microsoft.Windows.Controls.Viewbox" > <Mitglied name = "T: Microsoft.Windows.Controls.Viewbox">
             > <Übersicht>
             Definiert einen Inhalt, der Dekorateur strecken und skalieren können, um ein einziges Kind
             Füllen Sie den verfügbaren Speicherplatz.
             > </ Summary>
             > Preview </ QualityBand > <QualityBand> Vorschau </ QualityBand>
         > </ Mitglied>
         name ="F:Microsoft.Windows.Controls.Viewbox.ChildElementName" > <Mitglied name = "F: Microsoft.Windows.Controls.Viewbox.ChildElementName">
             > <Übersicht>
             Name des Kindes Element Viewbox der Standard-Template.
             > </ Summary>
         > </ Mitglied>
         name ="M:Microsoft.Windows.Controls.Viewbox.IsValidStretchValue(System.Object)" > <Mitglied name = "M: Microsoft.Windows.Controls.Viewbox.IsValidStretchValue (System.Object)">
             > <Übersicht>
             Prüfen, ob das Objekt im Wert übergeben eine gültige Stretch Enum-Wert ist.
             > </ Summary>
             name ="o" > The object typed value to be checked. </ param > <Param name = "o"> Das Objekt typisierten Wert überprüft werden. </ Param>
             > True if o is a valid Stretch enum value, false o/w. </ returns > <Returns> true, wenn o eine gültige Stretch Enum-Wert, falsche o / w. </ Returns>
         > </ Mitglied>
         name ="P:Microsoft.Windows.Controls.Viewbox.Child" > <Mitglied name = "P: Microsoft.Windows.Controls.Viewbox.Child">
             > <Übersicht>
             Ruft die einzelnes untergeordnetes Element einer Viewbox.
             > </ Summary>
         > </ Mitglied>
     > </ Members>
 > </ Doc> 

  MetadataBase.cs: 134: builder.AddCallback (t, b => b.AddCustomAttributes (neue DescriptionAttribute (DESC)));
 MetadataBase.cs: 143: builder.AddCallback (t, b => b.AddCustomAttributes (propName, neue DescriptionAttribute (DESC))); 

  / / / <summary>
 / / / Geben Sie einen Ort, um benutzerdefinierte Attribute ohne eine AttributeTableBuilder Unterklasse hinzufügen.
 / / / </ Summary>
 / / / <param Name="builder"> Die Montage Attributtabelle Builder. </ Param>
 protected override void addAttributes (AttributeTableBuilder Builder)
 {
     ToolboxBrowsableAttribute( false ))); builder.AddCallback (typeof (TreeViewItem), b => b.AddCustomAttributes (neue ToolboxBrowsableAttribute (false)));
 } 

 / / (C) Copyright Microsoft Corporation. / / Diese Quelle unter der Microsoft Public License (Ms-PL) ist. / / Bitte beachten Sie http://go.microsoft.com/fwlink/?LinkID=131993 für weitere Einzelheiten. / / Alle sonstigen Rechte  ViewboxMetadata : AttributeTableBuilder { /// <summary> /// To register design time metadata for Viewbox. /// </summary> public ViewboxMetadata() : base () { AddCallback( typeof (Viewbox), b => { b.AddCustomAttributes(Extensions.GetMemberName<Viewbox>(x => x.BorderThickness), new BrowsableAttribute( false )); b.AddCustomAttributes(Extensions.GetMemberName<Viewbox>(x => x.BorderBrush), new BrowsableAttribute( false )); b.AddCustomAttributes(Extensions.GetMemberName<Viewbox>(x => x.Background), new BrowsableAttribute( false )); b.AddCustomAttributes(Extensions.GetMemberName<Viewbox>(x => x.Foreground), new BrowsableAttribute( false )); b.AddCustomAttributes(Extensions.GetMemberName<Viewbox>(x => x.Child), new CategoryAttribute(Properties.Resources.CommonProperties)); b.AddCustomAttributes(Extensions.GetMemberName<Viewbox>(x => x.Stretch), new CategoryAttribute(Properties.Resources.CommonProperties)); b.AddCustomAttributes(Extensions.GetMemberName<Viewbox>(x => x.StretchDirection), new CategoryAttribute(Properties.Resources.CommonProperties)); }); } } } {/ / / <summary> / / / Um sich zu registrieren Entwurfszeit Metadaten für Viewbox / / / </ summary> interne Klasse ViewboxMetadata:.. AttributeTableBuilder {/ / / <summary> / / / Zur Design-Zeit-Metadaten für Viewbox registrieren / / / </ summary> public ViewboxMetadata (): base () {addCallback (typeof (Viewbox), b => {b.AddCustomAttributes (Extensions.GetMemberName <Viewbox> (x => x.BorderThickness), neue BrowsableAttribute (false)) ; b.AddCustomAttributes (Extensions.GetMemberName <Viewbox> (x => x.BorderBrush), neue BrowsableAttribute (false)); b.AddCustomAttributes (Extensions.GetMemberName <Viewbox> (x => x.Background), neue BrowsableAttribute (false )); b.AddCustomAttributes (Extensions.GetMemberName <Viewbox> (x => x.Foreground), neue BrowsableAttribute (false)); b.AddCustomAttributes (Extensions.GetMemberName <Viewbox> (x => x.Child), neue CategoryAttribute (Properties.Resources.CommonProperties)); b.AddCustomAttributes (Extensions.GetMemberName <Viewbox> (x => x.Stretch), neue CategoryAttribute (Properties.Resources.CommonProperties)); b.AddCustomAttributes (Extensions.GetMemberName <Viewbox> ( x => x.StretchDirection), neue CategoryAttribute (Properties.Resources.CommonProperties));});}}} 

  / / (C) Copyright Microsoft Corporation.
 / / Diese Quelle steht unter der Microsoft Public License (Ms-PL).
 / / Bitte beachten Sie http://go.microsoft.com/fwlink/?LinkID=131993 für Details.
 / / Alle anderen Rechte vorbehalten.

 using System.Reflection;
 Verwendung Microsoft.Windows.Controls.Design.Common;
 Verwendung Microsoft.Windows.Design.Metadata;

 Namespace Microsoft.Windows.Controls.Design
 {
     / / / <summary>
     / / / MetadataRegistration Klasse.
     / / / </ Summary>
     public class MetadataRegistration: MetadataRegistrationBase, IRegisterMetadata
     {
         / / / <summary>
         / / / Design Zeit Metadaten-Registrierung Klasse.
         / / / </ Summary>
         öffentlichen MetadataRegistration ()
             : Base ()
         {
             AssemblyName asmName = typeof (Viewbox) Assembly.GetName ().;
             XmlResourceName asmName.Name = + ". Design."  + + AsmName.Name ". XML" / / "Microsoft.Windows.Controls.Design.Microsoft.Windows.Controls.XML"
             AssemblyFullName = "," + asmName.FullName;
         }

         / / / <summary>
         / / / Aus System.Windows.Controls.Toolbox.Design.MetadataRegistration entlehnt:
         / / / Eine statische Flagge, um sicherzustellen, Metadaten einzige registriert ist.
         / / / </ Summary>
         private static bool _initialized;

         / / / <summary>
         / / / Von Werkzeugen aufgerufen, um Design-Zeit-Metadaten zu registrieren.
         / / / </ Summary>
         public void register ()
         {
             if (! _initialized)
             {
                 MetadataStore.AddAttributeTable (BuildAttributeTable ());
                 _initialized = true;
             }
         }

         / / / <summary>
         / / / Geben Sie einen Ort, um benutzerdefinierte Attribute ohne eine AttributeTableBuilder Unterklasse hinzufügen.
         / / / </ Summary>
         / / / <param Name="builder"> Die Montage Attributtabelle Builder. </ Param>
         protected override void addAttributes (AttributeTableBuilder Builder)
         {
         }
     }
 } 

 System; using System.Linq.Expressions; namespace Microsoft.Windows.Controls.Design.Common { /// <summary> /// This set of internal extension methods provide general solutions and /// utilities in a small enough number to not warrant a dedicated extension /// methods class. /// </summary> internal static class Extensions { /// <summary> /// Helper method to get member name with compile time verification to avoid typo. /// </summary> /// <typeparam name="T">The containing class of the member whose name is retrieved.</typeparam> /// <param name="expr">The lambda expression usually in the form of o => o.member.</param> /// <returns>The name of the property.</returns> public static string GetMemberName<T>(Expression<Func<T, object >> expr) { Expression body = ((LambdaExpression)expr).Body; MemberExpression memberExpression = body as MemberExpression; if (memberExpression == null ) { memberExpression = (MemberExpression)((UnaryExpression)body).Operand; } return memberExpression.Member.Name; } } } / / (C) Copyright Microsoft Corporation. / / Diese Quelle unter der Microsoft Public License (Ms-PL) ist. / / Bitte beachten Sie http://go.microsoft.com/fwlink/?LinkID=131993 für weitere Einzelheiten. / / Alle anderen Rechte vorbehalten using System;. mit System.Linq.Expressions; Namespace Microsoft.Windows.Controls.Design.Common {/ / / <summary> / / / Dieser Satz von internen Nebenstelle Methoden bieten allgemeine und Lösungen / / / Utilities in einer kleinen Zahl genug, um keine Gewähr für eine spezielle Erweiterung / / / Methoden der Klasse. / / / </ summary> interne statische Klasse Extensions {/ / / <summary> / / / Helper-Methode zur Member-Namen mit der Kompilierung Überprüfung bekommen, um zu vermeiden, Tippfehler. / / / </ summary> / / / <typeparam name="T"> Die enthaltenden Klasse des Mitglieds, dessen Namen abgerufen werden. </ typeparam> / / / <param name="expr"> Der Lambda-Ausdruck in der Regel in Form von O => o.member. </ param> / / / <returns> Der Name der Eigenschaft. </ returns> public static string GetMemberName <T> (Expression <Func <T, object>> expr) {Ausdruck Körper = ((LambdaExpression) expr) Karosserie;. MemberExpression MemberExpression = Körper als MemberExpression;. if (MemberExpression == null) {MemberExpression = (MemberExpression) ((UnaryExpression) Körper) Operanden;} return memberExpression.Member.Name; }}}