添加代理模式示例代码和说明

DesignPatterns.sln

@@ -1,7 +1,7 @@
 
 Microsoft Visual Studio Solution File, Format Version 12.00
 # Visual Studio 15
-VisualStudioVersion = 15.0.27004.2002
+VisualStudioVersion = 15.0.27004.2005
 MinimumVisualStudioVersion = 10.0.40219.1
 Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "简单工厂模式", "简单工厂模式", "{B9A0E9C2-B585-44FB-A44A-1839C944992E}"
 EndProject
@@ -24,11 +24,12 @@ Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "单一职责原则", "单
 	EndProjectSection
 EndProject
 Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "装饰模式", "装饰模式", "{FD5FC40F-E348-43FE-8AB5-A37A4FD70470}"
-	ProjectSection(SolutionItems) = preProject
-		C:\Users\IWIT\Desktop\装饰者模式结构图.png = C:\Users\IWIT\Desktop\装饰者模式结构图.png
-	EndProjectSection
 EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Decorator", "Decorator\Decorator.csproj", "{B0519B67-B1D7-42F9-ABA8-D8CA6494C0EA}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Decorator", "Decorator\Decorator.csproj", "{B0519B67-B1D7-42F9-ABA8-D8CA6494C0EA}"
+EndProject
+Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "代理模式", "代理模式", "{E2999A1E-83CB-4A53-AAAC-E72A2605F013}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Proxies", "Proxies\Proxies.csproj", "{F0186C45-D0D4-4E7C-BDED-1BB9723538E2}"
 EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
@@ -48,6 +49,10 @@ Global
 		{B0519B67-B1D7-42F9-ABA8-D8CA6494C0EA}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{B0519B67-B1D7-42F9-ABA8-D8CA6494C0EA}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{B0519B67-B1D7-42F9-ABA8-D8CA6494C0EA}.Release|Any CPU.Build.0 = Release|Any CPU
+		{F0186C45-D0D4-4E7C-BDED-1BB9723538E2}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{F0186C45-D0D4-4E7C-BDED-1BB9723538E2}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{F0186C45-D0D4-4E7C-BDED-1BB9723538E2}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{F0186C45-D0D4-4E7C-BDED-1BB9723538E2}.Release|Any CPU.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE
@@ -56,6 +61,7 @@ Global
 		{09810354-E3B4-47FE-A9DA-D0DE69411C30} = {B9A0E9C2-B585-44FB-A44A-1839C944992E}
 		{2C4C7090-141C-41BC-BA69-E112916E4BCC} = {93EAC40F-A508-4F46-81FD-673789692318}
 		{B0519B67-B1D7-42F9-ABA8-D8CA6494C0EA} = {FD5FC40F-E348-43FE-8AB5-A37A4FD70470}
+		{F0186C45-D0D4-4E7C-BDED-1BB9723538E2} = {E2999A1E-83CB-4A53-AAAC-E72A2605F013}
 	EndGlobalSection
 	GlobalSection(ExtensibilityGlobals) = postSolution
 		SolutionGuid = {E6743BD3-7935-40EF-BE42-93886BAC3C40}

Proxies/GiveGift/Girl.cs

@@ -0,0 +1,21 @@
+using System;
+using System.Collections.Generic;
+using System.Text;
+
+namespace Proxies.GiveGift
+{
+    /// <summary>
+    /// 女孩类
+    /// </summary>
+    class Girl
+    {
+        public Girl(string name)
+        {
+            _name = name;
+        }
+
+        private string _name;
+
+        public string Name { get => _name; set => _name = value; }
+    }
+}

Proxies/GiveGift/IGiveGift.cs

@@ -0,0 +1,16 @@
+using System;
+using System.Collections.Generic;
+using System.Text;
+
+namespace Proxies.GiveGift
+{
+    /// <summary>
+    /// 送礼接口
+    /// </summary>
+    interface IGiveGift
+    {
+        void GiveDolls();
+        void GiveFlowers();
+        void GiveChocolate();
+    }
+}

Proxies/GiveGift/Proxy.cs

@@ -0,0 +1,34 @@
+using System;
+using System.Collections.Generic;
+using System.Text;
+
+namespace Proxies.GiveGift
+{
+    /// <summary>
+    /// 代理类
+    /// </summary>
+    class Proxy : IGiveGift
+    {
+        Pursuit gg;
+
+        public Proxy(Girl mm)
+        {
+            gg = new Pursuit(mm);//通过代理，实例化追求者，Girl并不知道
+        }
+
+        public void GiveChocolate()
+        {
+            gg.GiveChocolate();
+        }
+
+        public void GiveDolls()
+        {
+            gg.GiveDolls();
+        }
+
+        public void GiveFlowers()
+        {
+            gg.GiveFlowers();
+        }
+    }
+}

Proxies/GiveGift/Pursuit.cs

@@ -0,0 +1,35 @@
+using System;
+using System.Collections.Generic;
+using System.Text;
+
+namespace Proxies.GiveGift
+{
+    /// <summary>
+    /// 追求者类
+    /// </summary>
+    class Pursuit : IGiveGift
+    {
+        Girl girl;
+
+        public Pursuit(Girl girl)
+        {
+            this.girl = girl;
+        }
+
+        public void GiveChocolate()
+        {
+            Console.WriteLine(girl.Name + "送你巧克力");
+        }
+
+        public void GiveDolls()
+        {
+            Console.WriteLine(girl.Name + "送你洋娃娃");
+
+        }
+
+        public void GiveFlowers()
+        {
+            Console.WriteLine(girl.Name + "送你鲜花");
+        }
+    }
+}

Proxies/Program.cs

@@ -0,0 +1,35 @@
+/****
+ * 代理模式：为其他对象提供一种代理以控制对这个对象的访问。
+ * 应用：
+ * 1. 远程代理，也就是为一个对象在不同的地址空间提供局部代表。这样可以隐藏一个对象存在与不同的地址空间的事实；
+ * 2. 虚拟代理，是根据需要创建开销很大的对象。通过它来存放实例化需要很长时间的真是对象；
+ * 3. 安全代理，用来控制真实对象访问时的权限。
+ * 4. 智能引用，是指当调用真实对象时，代理处理另外的一些事。
+ * 
+ * 
+ */
+
+
+using Proxies.GiveGift;
+using System;
+
+/// <summary>
+/// 代理模式实例，追求者通过代理给女孩送礼物
+/// </summary>
+namespace Proxies
+{
+    class Program
+    {
+        static void Main(string[] args)
+        {
+
+            Proxy proxy = new Proxy(new Girl("小红"));
+
+            proxy.GiveChocolate();
+            proxy.GiveDolls();
+            proxy.GiveFlowers();
+
+            Console.ReadKey();
+        }
+    }
+}

Proxies/Proxies.csproj

@@ -0,0 +1,8 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <OutputType>Exe</OutputType>
+    <TargetFramework>netcoreapp2.0</TargetFramework>
+  </PropertyGroup>
+
+</Project>