Imported Upstream version 4.2.0.179

Former-commit-id: 4610231f55806d2a05ed69e5ff3faa7336cc1479

mcs/class/System.Windows.Forms/System.Windows.Forms.Design/EventsTab.cs

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+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+// 
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+// 
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+// Copyright (c) 2004-2008 Novell, Inc.
+//
+// Authors:
+//	Dennis Hayes (dennish@raytek.com)
+//	Rafael Teixeira (rafaelteixeirabr@hotmail.com)
+// 	Ivan N. Zlatev (contact@i-nz.net)
+//
+
+// COMPLETE
+
+using System;
+using System.ComponentModel;
+using System.ComponentModel.Design;
+
+namespace System.Windows.Forms.Design
+{
+	public class EventsTab : PropertyTab
+	{
+		private EventsTab()
+		{
+		}
+		
+		private IServiceProvider serviceProvider;
+
+		public EventsTab(IServiceProvider sp)
+		{
+			this.serviceProvider = sp;
+		}
+
+		public override string HelpKeyword {
+			get { return TabName; }
+		}
+		
+		public override string TabName {
+			get { return Locale.GetText ("Events"); }
+		}
+		
+		public override PropertyDescriptorCollection GetProperties(ITypeDescriptorContext context, object component, 
+									   Attribute[] attributes)
+		{
+			IEventBindingService eventPropertySvc = null;
+			EventDescriptorCollection events = null;
+			
+			if (serviceProvider != null)
+				eventPropertySvc = (IEventBindingService) serviceProvider.GetService(typeof(IEventBindingService));
+
+			if (eventPropertySvc == null)			 
+				return new PropertyDescriptorCollection(null);
+
+			if (attributes != null)			
+				events = TypeDescriptor.GetEvents(component, attributes);
+			else
+				events = TypeDescriptor.GetEvents(component);
+	 
+			// Return event properties for the event descriptors.
+			return eventPropertySvc.GetEventProperties(events);
+		}
+		
+		public override PropertyDescriptorCollection GetProperties(object component, Attribute[] attributes)
+		{
+			return this.GetProperties(null, component, attributes);
+		}
+		
+		public override bool CanExtend(object extendee)
+		{
+			return false;
+		}
+		
+		public override PropertyDescriptor GetDefaultProperty(object obj)
+		{
+			if (serviceProvider == null)
+				return null;
+
+			EventDescriptor defaultEvent = TypeDescriptor.GetDefaultEvent (obj);
+			IEventBindingService eventPropertySvc = (IEventBindingService) serviceProvider.GetService(typeof(IEventBindingService));
+			if (defaultEvent != null && eventPropertySvc != null)
+				return eventPropertySvc.GetEventProperty (defaultEvent);
+			return null;
+		}
+
+	}
+}