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source: addons/HeuristicLab.MetaOptimization/HeuristicLab.Problems.MetaOptimization/3.3/Encoding/RangeConstraints/ConstrainedValue.cs @ 17104

Last change on this file since 17104 was 16996, checked in by gkronber, 6 years ago

#2520 Update plugin dependencies and references for HL.MetaOptimization for new persistence

File size: 3.3 KB
RevLine 
[5112]1using System;
[6197]2using HeuristicLab.Common;
[5112]3using HeuristicLab.Core;
[6197]4using HeuristicLab.Encodings.SymbolicExpressionTreeEncoding;
[16574]5using HEAL.Attic;
[5112]6
7namespace HeuristicLab.Problems.MetaOptimization {
[16574]8  [StorableType("1808A256-5462-46DE-A18D-33BAD002E1F9")]
[5112]9  public class ConstrainedValue : Item {
10    [Storable]
11    protected Type valueDataType;
12    public Type ValueDataType {
13      get { return this.valueDataType; }
14      protected set { this.valueDataType = value; }
15    }
16
17    [Storable]
18    protected IItem value;
19    public IItem Value {
20      get { return value; }
21      set {
22        if (this.value != value) {
23          if(this.value != null) DeregisterEvents();
24          this.value = value;
25          if(this.value != null) RegisterEvents();
26          OnToStringChanged();
27        }
28      }
29    }
30
31    [Storable]
[5231]32    protected IItemSet<IItem> validValues;
33    public IItemSet<IItem> ValidValues {
34      get { return validValues; }
[5112]35      protected set {
[5231]36        if (this.validValues != value) {
37          this.validValues = value;
[5112]38        }
39      }
40    }
41
42    [Storable]
43    protected bool isNullable;
44    public bool IsNullable {
45      get { return isNullable; }
46      protected set {
47        if (this.isNullable != value) {
48          this.isNullable = value;
49        }
50      }
51    }
52
53    private void RegisterEvents() {
54      this.value.ToStringChanged += new EventHandler(value_ToStringChanged);
[6197]55      if (this.value is Symbol) {
56        ((Symbol)this.value).Changed += new EventHandler(ConstrainedValue_Changed);
57      }
[5112]58    }
[6197]59
[5112]60    private void DeregisterEvents() {
61      this.value.ToStringChanged -= new EventHandler(value_ToStringChanged);
[6197]62      if (this.value is Symbol) {
63        ((Symbol)this.value).Changed -= new EventHandler(ConstrainedValue_Changed);
64      }
[5112]65    }
66
67    #region constructors and cloning
68    public ConstrainedValue() { }
69    [StorableConstructor]
[16574]70    protected ConstrainedValue(StorableConstructorFlag _) : base(_) { }
[5231]71    public ConstrainedValue(IItem value, Type valueDataType, IItemSet<IItem> validValues, bool isNullable) {
[5112]72      this.Value = value;
73      this.ValueDataType = valueDataType;
[5231]74      this.ValidValues = validValues;
[5112]75      this.isNullable = isNullable;
76    }
77    protected ConstrainedValue(ConstrainedValue original, Cloner cloner) : base(original, cloner) {
78      this.valueDataType = original.valueDataType;
79      this.Value = cloner.Clone(original.value);
[5231]80      if(original.ValidValues != null) this.ValidValues = cloner.Clone(original.ValidValues);
[5112]81      this.isNullable = original.isNullable;
82    }
83    public override IDeepCloneable Clone(Cloner cloner) {
84      return new ConstrainedValue(this, cloner);
85    }
86    [StorableHook(HookType.AfterDeserialization)]
87    private void AfterDeserialization() {
88      if (this.value != null) RegisterEvents();
89    }
90    #endregion
91
[5522]92    private void value_ToStringChanged(object sender, EventArgs e) {
[5112]93      OnToStringChanged();
94    }
95
[6197]96    private void ConstrainedValue_Changed(object sender, EventArgs e) {
97      OnToStringChanged();
98    }
99
[5112]100    public override string ToString() {
[6197]101      if (this.value is Symbol) {
102        return string.Format("{0}: {1}", this.value, ((Symbol)this.value).InitialFrequency);
103      }
[5112]104      return value != null ? value.ToString() : base.ToString();
105    }
106  }
107}
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