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1 using System;
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2 using System.Reflection.Emit;
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3
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4 namespace BLToolkit.Reflection.Emit
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5 {
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6 /// <summary>
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7 /// A wrapper around the <see cref="ConstructorBuilder"/> class.
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8 /// </summary>
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9 public class ConstructorBuilderHelper : MethodBuilderBase
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10 {
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11 /// <summary>
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12 /// Initializes a new instance of the <see cref="ConstructorBuilder"/> class
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13 /// with the specified parameters.
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14 /// </summary>
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15 /// <param name="typeBuilder">Associated <see cref="TypeBuilderHelper"/>.</param>
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16 /// <param name="constructorBuilder">A <see cref="ConstructorBuilder"/></param>
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17 public ConstructorBuilderHelper(TypeBuilderHelper typeBuilder, ConstructorBuilder constructorBuilder)
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18 : base(typeBuilder)
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19 {
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20 if (constructorBuilder == null) throw new ArgumentNullException("constructorBuilder");
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21
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22 _constructorBuilder = constructorBuilder;
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23 _constructorBuilder.SetCustomAttribute(Type.Assembly.BLToolkitAttribute);
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24 }
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25
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26 private readonly ConstructorBuilder _constructorBuilder;
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27 /// <summary>
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28 /// Gets ConstructorBuilder.
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29 /// </summary>
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30 public ConstructorBuilder ConstructorBuilder
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31 {
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32 get { return _constructorBuilder; }
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33 }
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34
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35 /// <summary>
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36 /// Converts the supplied <see cref="ConstructorBuilderHelper"/> to a <see cref="MethodBuilder"/>.
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37 /// </summary>
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38 /// <param name="constructorBuilder">The <see cref="ConstructorBuilder"/>.</param>
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39 /// <returns>A <see cref="ConstructorBuilder"/>.</returns>
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40 public static implicit operator ConstructorBuilder(ConstructorBuilderHelper constructorBuilder)
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41 {
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42 if (constructorBuilder == null) throw new ArgumentNullException("constructorBuilder");
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43
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44 return constructorBuilder.ConstructorBuilder;
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45 }
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46
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47 private EmitHelper _emitter;
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48 /// <summary>
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49 /// Gets <see cref="EmitHelper"/>.
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50 /// </summary>
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51 public override EmitHelper Emitter
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52 {
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53 get
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54 {
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55 if (_emitter == null)
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56 _emitter = new EmitHelper(this, _constructorBuilder.GetILGenerator());
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57
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58 return _emitter;
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59 }
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60 }
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61 }
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62 }
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