Widow – Blame information for rev 9
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Rev | Author | Line No. | Line |
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9 | office | 1 | using System; |
2 | using System.Collections.Generic; |
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3 | using System.Collections.ObjectModel; |
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4 | using System.Collections.Specialized; |
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1 | office | 5 | using System.ComponentModel; |
9 | office | 6 | using System.Linq; |
1 | office | 7 | using System.Runtime.CompilerServices; |
8 | using System.Xml.Serialization; |
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9 | using Windows.Annotations; |
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10 | |||
11 | namespace Windows |
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12 | { |
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13 | [XmlRoot(Namespace = "urn:widow-windows-schema", ElementName = "Windows")] |
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9 | office | 14 | public class Windows : INotifyPropertyChanged, IDisposable |
1 | office | 15 | { |
16 | #region Public Enums, Properties and Fields |
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17 | |||
18 | [XmlElement(ElementName = "Window")] |
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9 | office | 19 | public ObservableCollection<Window> Window |
1 | office | 20 | { |
21 | get => _window; |
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22 | set |
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23 | { |
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24 | if (Equals(value, _window)) |
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25 | { |
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26 | return; |
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27 | } |
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28 | |||
9 | office | 29 | _window.CollectionChanged -= _window_CollectionChanged; |
1 | office | 30 | _window = value; |
9 | office | 31 | _windows.Clear(); |
32 | foreach (var window in value) |
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33 | { |
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34 | _windows.Add(window.Name); |
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35 | } |
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36 | |||
37 | _window.CollectionChanged += _window_CollectionChanged; |
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1 | office | 38 | OnPropertyChanged(); |
39 | } |
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40 | } |
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41 | |||
42 | #endregion |
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43 | |||
44 | #region Private Delegates, Events, Enums, Properties, Indexers and Fields |
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45 | |||
9 | office | 46 | private ObservableCollection<Window> _window = new ObservableCollection<Window>(); |
1 | office | 47 | |
9 | office | 48 | private HashSet<string> _windows = new HashSet<string>(); |
49 | |||
1 | office | 50 | #endregion |
51 | |||
52 | #region Constructors, Destructors and Finalizers |
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53 | |||
54 | [UsedImplicitly] |
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55 | public Windows() |
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56 | { |
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9 | office | 57 | _window.CollectionChanged += _window_CollectionChanged; |
1 | office | 58 | } |
59 | |||
9 | office | 60 | public void Dispose() |
61 | { |
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62 | Window.CollectionChanged -= _window_CollectionChanged; |
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63 | } |
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64 | |||
1 | office | 65 | #endregion |
66 | |||
67 | #region Interface |
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68 | |||
69 | public event PropertyChangedEventHandler PropertyChanged; |
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70 | |||
71 | #endregion |
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72 | |||
9 | office | 73 | #region Event Handlers |
74 | |||
75 | private void _window_CollectionChanged(object sender, NotifyCollectionChangedEventArgs e) |
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76 | { |
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77 | if (e.OldItems != null) |
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78 | { |
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79 | foreach (var window in e.OldItems.OfType<Window>()) |
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80 | { |
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81 | if (_windows.Contains(window.Name)) |
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82 | { |
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83 | _windows.Remove(window.Name); |
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84 | } |
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85 | } |
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86 | } |
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87 | |||
88 | |||
89 | if (e.NewItems != null) |
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90 | { |
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91 | foreach (var window in e.NewItems.OfType<Window>()) |
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92 | { |
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93 | if (!_windows.Contains(window.Name)) |
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94 | { |
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95 | _windows.Add(window.Name); |
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96 | } |
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97 | } |
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98 | } |
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99 | } |
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100 | |||
101 | #endregion |
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102 | |||
103 | #region Public Methods |
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104 | |||
105 | public bool Contains(string name) |
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106 | { |
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107 | return _windows.Contains(name); |
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108 | } |
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109 | |||
110 | #endregion |
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111 | |||
1 | office | 112 | #region Private Methods |
113 | |||
114 | [NotifyPropertyChangedInvocator] |
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115 | protected virtual void OnPropertyChanged([CallerMemberName] string propertyName = null) |
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116 | { |
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117 | PropertyChanged?.Invoke(this, new PropertyChangedEventArgs(propertyName)); |
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118 | } |
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119 | |||
120 | #endregion |
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121 | } |
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122 | } |