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annotate MetroWpf/MetroWpf.Framework/Extensions/TypeExtensions.cs @ 15:060f02cd4591

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author stevenh7776 stevenhollidge@hotmail.com
date Mon, 12 Mar 2012 23:05:21 +0800
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15
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1 using System;
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2 using System.Reflection;
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3
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4 namespace MetroWpf
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5 {
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6 /// <summary>
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7 /// Extension methods for the reflection meta data type "Type"
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8 /// </summary>
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9 public static class TypeExtensions
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10 {
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11 #region · Extensions ·
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12
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13 /// <summary>
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14 /// Creates and returns an instance of the desired type
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15 /// </summary>
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16 /// <param name="type">The type to be instanciated.</param>
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17 /// <param name="constructorParameters">Optional constructor parameters</param>
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18 /// <returns>The instanciated object</returns>
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19 /// <example>
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20 /// <code>
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21 /// var type = Type.GetType(".NET full qualified class Type")
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22 /// var instance = type.CreateInstance();
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23 /// </code>
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24 /// </example>
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25 public static object CreateInstance(this Type type, params object[] constructorParameters)
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26 {
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27 return CreateInstance<object>(type, constructorParameters);
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28 }
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29
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30 /// <summary>
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31 /// Creates and returns an instance of the desired type casted to the generic parameter type T
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32 /// </summary>
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33 /// <typeparam name="T">The data type the instance is casted to.</typeparam>
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34 /// <param name="type">The type to be instanciated.</param>
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35 /// <param name="constructorParameters">Optional constructor parameters</param>
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36 /// <returns>The instanciated object</returns>
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37 /// <example>
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38 /// <code>
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39 /// var type = Type.GetType(".NET full qualified class Type")
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40 /// var instance = type.CreateInstance&lt;IDataType&gt;();
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41 /// </code>
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42 /// </example>
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43 public static T CreateInstance<T>(this Type type, params object[] constructorParameters)
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44 {
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45 var instance = Activator.CreateInstance(type, constructorParameters);
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46 return (T)instance;
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47 }
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48
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49 #endregion
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50 }
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51 }