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

   1 // Permission is hereby granted, free of charge, to any person obtaining
   2 // a copy of this software and associated documentation files (the
   3 // "Software"), to deal in the Software without restriction, including
   4 // without limitation the rights to use, copy, modify, merge, publish,
   5 // distribute, sublicense, and/or sell copies of the Software, and to
   6 // permit persons to whom the Software is furnished to do so, subject to
   7 // the following conditions:
   8 //
   9 // The above copyright notice and this permission notice shall be
  10 // included in all copies or substantial portions of the Software.
  11 //
  12 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  13 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  14 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  15 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  16 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  17 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  18 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  19 //
  20 // Copyright (c) 2004 Novell, Inc.
  21 //
  22 // Authors:
  23 //      Dennis Hayes (dennish@raytek.com)
  24 //  Rafael Teixeira (rafaelteixeirabr@hotmail.com)
  25 //
  26
  27 // NOT COMPLETE
  28
  29 using System;
  30 using System.ComponentModel;
  31 using System.ComponentModel.Design;
  32
  33 namespace System.Windows.Forms.Design
  34 {
  35         public class EventsTab : PropertyTab
  36         {
  37                 [MonoTODO]
  38                 private EventsTab()
  39                 {
  40                 }
  41
  42                 private IServiceProvider serviceProvider;
  43
  44                 [MonoTODO]
  45                 public EventsTab(IServiceProvider serviceProvider)
  46                 {
  47                         this.serviceProvider = serviceProvider;
  48                 }
  49
  50                 [MonoTODO("What value should we return?")]
  51                 public override string HelpKeyword
  52                 {
  53                         get {
  54                                 return TabName;
  55                         }
  56                 }
  57
  58                 [MonoTODO("Localization")]
  59                 public override string TabName
  60                 {
  61                         get {
  62                                 return "Events";
  63                         }
  64                 }
  65
  66                 [MonoTODO("Test")]
  67                 public override PropertyDescriptorCollection GetProperties(
  68                         ITypeDescriptorContext context,
  69                         object component,
  70                         Attribute[] attributes)
  71                 {
  72                         IEventBindingService eventPropertySvc = null;
  73                         EventDescriptorCollection events;
  74
  75                         if (serviceProvider != null)
  76                                 eventPropertySvc = (IEventBindingService)
  77                                         serviceProvider.GetService(typeof(IEventBindingService));
  78
  79                         if (eventPropertySvc == null)
  80                                 return new PropertyDescriptorCollection(null);
  81
  82                         if (attributes != null)
  83                                 events = TypeDescriptor.GetEvents(component, attributes);
  84                         else
  85                                 events = TypeDescriptor.GetEvents(component);
  86
  87                         // Return event properties for the event descriptors.
  88                         return eventPropertySvc.GetEventProperties(events);
  89                 }
  90
  91                 public override PropertyDescriptorCollection GetProperties(object component, Attribute[] attributes)
  92                 {
  93                         return this.GetProperties(null, component, attributes);
  94                 }
  95
  96                 [MonoTODO]
  97                 public override bool CanExtend(object component)
  98                 {
  99                         return false;
 100                 }
 101
 102                 [MonoTODO("Test")]
 103                 public override PropertyDescriptor GetDefaultProperty(object component)
 104                 {
 105                         object[] attributes = component.GetType().GetCustomAttributes(typeof(DefaultEventAttribute), true);
 106                         if (attributes.Length > 0) {
 107                                 DefaultEventAttribute defaultEvent = attributes[0] as DefaultEventAttribute;
 108                                 if (defaultEvent != null && serviceProvider != null) {
 109                                         IEventBindingService eventPropertySvc = (IEventBindingService)
 110                                                 serviceProvider.GetService(typeof(IEventBindingService));
 111
 112                                         if (eventPropertySvc == null)
 113                                                 foreach (EventDescriptor ed in TypeDescriptor.GetEvents(component))
 114                                                         if (ed.Name == defaultEvent.Name)
 115                                                                 return eventPropertySvc.GetEventProperty(ed);
 116                                 }
 117                         }
 118                         return null;
 119                 }
 120
 121         }
 122 }