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comparison Source/TypeBuilder/PropertyChangedAttribute.cs @ 0:f990fcb411a9

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Копия текущей версии из github
author cin
date Thu, 27 Mar 2014 21:46:09 +0400
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-1:000000000000 0:f990fcb411a9
1 using System;
2 using BLToolkit.Common;
3 using BLToolkit.TypeBuilder.Builders;
4
5 namespace BLToolkit.TypeBuilder
6 {
7 /// <summary>
8 /// This attribute allows to control generation of PropertyChanged notification at class level
9 /// </summary>
10 [AttributeUsage(AttributeTargets.Interface | AttributeTargets.Class)]
11 public sealed class PropertyChangedAttribute : AbstractTypeBuilderAttribute
12 {
13 /// <summary>
14 /// Specifies default generation options should be used for PropertyChanged notification
15 /// </summary>
16 public PropertyChangedAttribute()
17 :this(Common.Configuration.NotifyOnEqualSet)
18 {
19 }
20
21 /// <summary>
22 /// This constructor allows control of PropertyChanged code generation
23 /// </summary>
24 /// <param name="notifyOnEqualSet">See <see cref="NotifyOnEqualSet"/></param>
25 public PropertyChangedAttribute(bool notifyOnEqualSet)
26 :this(notifyOnEqualSet, true)
27 {
28 }
29
30 /// <summary>
31 /// This constructor allows control of PropertyChanged code generation
32 /// </summary>
33 /// <param name="notifyOnEqualSet">See <see cref="NotifyOnEqualSet"/></param>
34 /// <param name="useReferenceEquals">See <see cref="UseReferenceEquals"/></param>
35 public PropertyChangedAttribute(bool notifyOnEqualSet, bool useReferenceEquals)
36 :this(notifyOnEqualSet, useReferenceEquals, true)
37 {
38 }
39
40 /// <summary>
41 /// This constructor allows control of PropertyChanged code generation
42 /// </summary>
43 /// <param name="notifyOnEqualSet">See <see cref="NotifyOnEqualSet"/></param>
44 /// <param name="useReferenceEquals">See <see cref="UseReferenceEquals"/></param>
45 /// <param name="skipSetterOnNoChange">See <see cref="SkipSetterOnNoChange"/></param>
46 public PropertyChangedAttribute(bool notifyOnEqualSet, bool useReferenceEquals, bool skipSetterOnNoChange)
47 {
48 _notifyOnEqualSet = notifyOnEqualSet;
49 _useReferenceEquals = useReferenceEquals;
50 _skipSetterOnNoChange = skipSetterOnNoChange;
51 }
52
53 private bool _notifyOnEqualSet;
54 /// <summary>
55 /// Controls whether OnPropertyChanged notifications are sent when current value is same as new one.
56 ///
57 /// Default value controlled via <see cref="Configuration.NotifyOnEqualSet"/> and by default is set to false
58 /// </summary>
59 public bool NotifyOnEqualSet
60 {
61 get { return _notifyOnEqualSet; }
62 set { _notifyOnEqualSet = value; }
63 }
64
65 private bool _useReferenceEquals;
66 /// <summary>
67 /// Specifies if <see cref="Object.ReferenceEquals">Object.ReferenceEquals</see> should be used for equality comparison of current and new value
68 /// for reference types. If value type implements op_Inequality, UseReferenceEquals is ignored.
69 /// </summary>
70 public bool UseReferenceEquals
71 {
72 get { return _useReferenceEquals; }
73 set { _useReferenceEquals = value; }
74 }
75
76 private bool _skipSetterOnNoChange;
77 /// <summary>
78 /// Specifies whether call to setter is made when current value is same as new one
79 /// </summary>
80 public bool SkipSetterOnNoChange
81 {
82 get { return _skipSetterOnNoChange; }
83 set { _skipSetterOnNoChange = value; }
84 }
85
86 public override IAbstractTypeBuilder TypeBuilder
87 {
88 get { return new PropertyChangedBuilder(_notifyOnEqualSet, _useReferenceEquals, _skipSetterOnNoChange); }
89 }
90 }
91 }