Imported Upstream version 4.6.0.125

Former-commit-id: a2155e9bd80020e49e72e86c44da02a8ac0e57a4

mcs/class/referencesource/System/compmod/system/componentmodel/design/IEventPropertyService.cs

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+//------------------------------------------------------------------------------
+// <copyright file="IEventPropertyService.cs" company="Microsoft">
+//     Copyright (c) Microsoft Corporation.  All rights reserved.
+// </copyright>                                                                
+//------------------------------------------------------------------------------
+
+namespace System.ComponentModel.Design {
+    using System;
+    using System.Collections;
+    using System.ComponentModel;
+    using Microsoft.Win32;
+
+    /// <devdoc>
+    /// <para>Provides a set of useful methods for binding <see cref='System.ComponentModel.EventDescriptor'/> objects to user code.</para>
+    /// </devdoc>
+    [System.Runtime.InteropServices.ComVisible(true)]
+    public interface IEventBindingService {
+
+        /// <devdoc>
+        ///     This creates a name for an event handling method for the given component
+        ///     and event.  The name that is created is guaranteed to be unique in the user's source
+        ///     code.
+        /// </devdoc>
+        string CreateUniqueMethodName(IComponent component, EventDescriptor e);
+        
+        /// <devdoc>
+        ///     Retrieves a collection of strings.  Each string is the name of a method
+        ///     in user code that has a signature that is compatible with the given event.
+        /// </devdoc>
+        ICollection GetCompatibleMethods(EventDescriptor e);
+        
+        /// <devdoc>
+        ///     For properties that are representing events, this will return the event
+        ///     that the property represents.
+        /// </devdoc>
+        EventDescriptor GetEvent(PropertyDescriptor property);
+
+        /// <devdoc>
+        ///    <para>Converts a set of event descriptors to a set of property descriptors.</para>
+        /// </devdoc>
+        PropertyDescriptorCollection GetEventProperties(EventDescriptorCollection events);
+
+        /// <devdoc>
+        ///    <para>
+        ///       Converts a single event to a property.
+        ///    </para>
+        /// </devdoc>
+        PropertyDescriptor GetEventProperty(EventDescriptor e);
+        
+        /// <devdoc>
+        ///     Displays the user code for the designer.  This will return true if the user
+        ///     code could be displayed, or false otherwise.
+        /// </devdoc>
+        bool ShowCode();
+        
+        /// <devdoc>
+        ///     Displays the user code for the designer.  This will return true if the user
+        ///     code could be displayed, or false otherwise.
+        /// </devdoc>
+        bool ShowCode(int lineNumber);
+        
+        /// <devdoc>
+        ///     Displays the user code for the given event.  This will return true if the user
+        ///     code could be displayed, or false otherwise.
+        /// </devdoc>
+        bool ShowCode(IComponent component, EventDescriptor e);
+    }
+}
+