[2663] | 1 | #region License Information
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| 2 | /* HeuristicLab
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[17180] | 3 | * Copyright (C) Heuristic and Evolutionary Algorithms Laboratory (HEAL)
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[2663] | 4 | *
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| 5 | * This file is part of HeuristicLab.
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| 6 | *
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| 7 | * HeuristicLab is free software: you can redistribute it and/or modify
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| 8 | * it under the terms of the GNU General Public License as published by
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| 9 | * the Free Software Foundation, either version 3 of the License, or
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| 10 | * (at your option) any later version.
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| 11 | *
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| 12 | * HeuristicLab is distributed in the hope that it will be useful,
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| 13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 15 | * GNU General Public License for more details.
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| 16 | *
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| 17 | * You should have received a copy of the GNU General Public License
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| 18 | * along with HeuristicLab. If not, see <http://www.gnu.org/licenses/>.
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| 19 | */
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| 20 | #endregion
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| 21 |
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| 22 | using System;
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[3306] | 23 | using System.Drawing;
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[3376] | 24 | using HeuristicLab.Common;
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[2663] | 25 | using HeuristicLab.Core;
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[16565] | 26 | using HEAL.Attic;
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[2663] | 27 |
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| 28 | namespace HeuristicLab.Data {
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[3822] | 29 | [Item("ValueTypeValue", "An abstract base class for representing values of value types.")]
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[16565] | 30 | [StorableType("A78FF29D-A796-463F-A93F-2528A382D99E")]
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[3054] | 31 | public abstract class ValueTypeValue<T> : Item where T : struct {
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[7201] | 32 | public static new Image StaticItemImage {
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[5287] | 33 | get { return HeuristicLab.Common.Resources.VSImageLibrary.ValueType; }
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[3306] | 34 | }
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| 35 |
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[2663] | 36 | [Storable]
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[3054] | 37 | protected T value;
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| 38 | public virtual T Value {
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[2663] | 39 | get { return value; }
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| 40 | set {
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[3430] | 41 | if (ReadOnly) throw new NotSupportedException("Value cannot be set. ValueTypeValue is read-only.");
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[2663] | 42 | if (!value.Equals(this.value)) {
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| 43 | this.value = value;
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[2932] | 44 | OnValueChanged();
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[2663] | 45 | }
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| 46 | }
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| 47 | }
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| 48 |
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[3430] | 49 | [Storable]
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| 50 | protected bool readOnly;
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| 51 | public virtual bool ReadOnly {
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| 52 | get { return readOnly; }
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| 53 | }
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| 54 |
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[4722] | 55 | [StorableConstructor]
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[16565] | 56 | protected ValueTypeValue(StorableConstructorFlag _) : base(_) { }
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[4722] | 57 | protected ValueTypeValue(ValueTypeValue<T> original, Cloner cloner)
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| 58 | : base(original, cloner) {
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| 59 | this.value = original.value;
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| 60 | this.readOnly = original.readOnly;
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| 61 | }
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[3054] | 62 | protected ValueTypeValue() {
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[2669] | 63 | this.value = default(T);
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[3430] | 64 | this.readOnly = false;
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[2663] | 65 | }
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[3054] | 66 | protected ValueTypeValue(T value) {
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[2669] | 67 | this.value = value;
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[3430] | 68 | this.readOnly = false;
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[2669] | 69 | }
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[2663] | 70 |
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[3430] | 71 | public virtual ValueTypeValue<T> AsReadOnly() {
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| 72 | ValueTypeValue<T> readOnlyValueTypeValue = (ValueTypeValue<T>)this.Clone();
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| 73 | readOnlyValueTypeValue.readOnly = true;
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| 74 | return readOnlyValueTypeValue;
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| 75 | }
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| 76 |
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[2663] | 77 | public override string ToString() {
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| 78 | return value.ToString();
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| 79 | }
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[2932] | 80 |
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| 81 | public event EventHandler ValueChanged;
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| 82 | protected virtual void OnValueChanged() {
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| 83 | if (ValueChanged != null)
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| 84 | ValueChanged(this, EventArgs.Empty);
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| 85 | OnToStringChanged();
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| 86 | }
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[2663] | 87 | }
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| 88 | }
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