添加项目文件。

CommSample.sln

+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio 15
+VisualStudioVersion = 15.0.28307.757
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "CommSample", "CommSample\CommSample.vcxproj", "{51A76F6F-09D4-4231-A131-DB6335200E62}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|x64 = Debug|x64
+		Debug|x86 = Debug|x86
+		Release|x64 = Release|x64
+		Release|x86 = Release|x86
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{51A76F6F-09D4-4231-A131-DB6335200E62}.Debug|x64.ActiveCfg = Debug|x64
+		{51A76F6F-09D4-4231-A131-DB6335200E62}.Debug|x64.Build.0 = Debug|x64
+		{51A76F6F-09D4-4231-A131-DB6335200E62}.Debug|x86.ActiveCfg = Debug|Win32
+		{51A76F6F-09D4-4231-A131-DB6335200E62}.Debug|x86.Build.0 = Debug|Win32
+		{51A76F6F-09D4-4231-A131-DB6335200E62}.Release|x64.ActiveCfg = Release|x64
+		{51A76F6F-09D4-4231-A131-DB6335200E62}.Release|x64.Build.0 = Release|x64
+		{51A76F6F-09D4-4231-A131-DB6335200E62}.Release|x86.ActiveCfg = Release|Win32
+		{51A76F6F-09D4-4231-A131-DB6335200E62}.Release|x86.Build.0 = Release|Win32
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+	GlobalSection(ExtensibilityGlobals) = postSolution
+		SolutionGuid = {7B04DF70-6549-440F-BD93-240C78E60A70}
+	EndGlobalSection
+EndGlobal

CommSample/CommSample.cpp

+
+// CommSample.cpp: 定义应用程序的类行为。
+//
+
+#include "stdafx.h"
+#include "CommSample.h"
+#include "CommSampleDlg.h"
+
+#ifdef _DEBUG
+#define new DEBUG_NEW
+#endif
+
+
+// CCommSampleApp
+
+BEGIN_MESSAGE_MAP(CCommSampleApp, CWinApp)
+	ON_COMMAND(ID_HELP, &CWinApp::OnHelp)
+END_MESSAGE_MAP()
+
+
+// CCommSampleApp 构造
+
+CCommSampleApp::CCommSampleApp()
+{
+	// 支持重新启动管理器
+	m_dwRestartManagerSupportFlags = AFX_RESTART_MANAGER_SUPPORT_RESTART;
+
+	// TODO: 在此处添加构造代码，
+	// 将所有重要的初始化放置在 InitInstance 中
+}
+
+
+// 唯一的 CCommSampleApp 对象
+
+CCommSampleApp theApp;
+
+
+// CCommSampleApp 初始化
+
+BOOL CCommSampleApp::InitInstance()
+{
+	// 如果一个运行在 Windows XP 上的应用程序清单指定要
+	// 使用 ComCtl32.dll 版本 6 或更高版本来启用可视化方式，
+	//则需要 InitCommonControlsEx()。  否则，将无法创建窗口。
+	INITCOMMONCONTROLSEX InitCtrls;
+	InitCtrls.dwSize = sizeof(InitCtrls);
+	// 将它设置为包括所有要在应用程序中使用的
+	// 公共控件类。
+	InitCtrls.dwICC = ICC_WIN95_CLASSES;
+	InitCommonControlsEx(&InitCtrls);
+
+	CWinApp::InitInstance();
+
+
+	AfxEnableControlContainer();
+
+	// 创建 shell 管理器，以防对话框包含
+	// 任何 shell 树视图控件或 shell 列表视图控件。
+	CShellManager *pShellManager = new CShellManager;
+
+	// 激活“Windows Native”视觉管理器，以便在 MFC 控件中启用主题
+	CMFCVisualManager::SetDefaultManager(RUNTIME_CLASS(CMFCVisualManagerWindows));
+
+	// 标准初始化
+	// 如果未使用这些功能并希望减小
+	// 最终可执行文件的大小，则应移除下列
+	// 不需要的特定初始化例程
+	// 更改用于存储设置的注册表项
+	// TODO: 应适当修改该字符串，
+	// 例如修改为公司或组织名
+	SetRegistryKey(_T("应用程序向导生成的本地应用程序"));
+
+	CCommSampleDlg dlg;
+	m_pMainWnd = &dlg;
+	INT_PTR nResponse = dlg.DoModal();
+	if (nResponse == IDOK)
+	{
+		// TODO: 在此放置处理何时用
+		//  “确定”来关闭对话框的代码
+	}
+	else if (nResponse == IDCANCEL)
+	{
+		// TODO: 在此放置处理何时用
+		//  “取消”来关闭对话框的代码
+	}
+	else if (nResponse == -1)
+	{
+		TRACE(traceAppMsg, 0, "警告: 对话框创建失败，应用程序将意外终止。\n");
+		TRACE(traceAppMsg, 0, "警告: 如果您在对话框上使用 MFC 控件，则无法 #define _AFX_NO_MFC_CONTROLS_IN_DIALOGS。\n");
+	}
+
+	// 删除上面创建的 shell 管理器。
+	if (pShellManager != nullptr)
+	{
+		delete pShellManager;
+	}
+
+#if !defined(_AFXDLL) && !defined(_AFX_NO_MFC_CONTROLS_IN_DIALOGS)
+	ControlBarCleanUp();
+#endif
+
+	// 由于对话框已关闭，所以将返回 FALSE 以便退出应用程序，
+	//  而不是启动应用程序的消息泵。
+	return FALSE;
+}
+

CommSample/CommSample.h

+
+// CommSample.h: PROJECT_NAME 应用程序的主头文件
+//
+
+#pragma once
+
+#ifndef __AFXWIN_H__
+	#error "在包含此文件之前包含“stdafx.h”以生成 PCH 文件"
+#endif
+
+#include "resource.h"		// 主符号
+
+
+// CCommSampleApp:
+// 有关此类的实现，请参阅 CommSample.cpp
+//
+
+class CCommSampleApp : public CWinApp
+{
+public:
+	CCommSampleApp();
+
+// 重写
+public:
+	virtual BOOL InitInstance();
+
+// 实现
+
+	DECLARE_MESSAGE_MAP()
+};
+
+extern CCommSampleApp theApp;

CommSample/CommSample.rc

 // Microsoft Visual C++ generated resource script.

CommSample/CommSample.vcxproj

+<?xml version="1.0" encoding="utf-8"?>
+<Project DefaultTargets="Build" ToolsVersion="15.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <ItemGroup Label="ProjectConfigurations">
+    <ProjectConfiguration Include="Debug|Win32">
+      <Configuration>Debug</Configuration>
+      <Platform>Win32</Platform>
+    </ProjectConfiguration>
+    <ProjectConfiguration Include="Release|Win32">
+      <Configuration>Release</Configuration>
+      <Platform>Win32</Platform>
+    </ProjectConfiguration>
+    <ProjectConfiguration Include="Debug|x64">
+      <Configuration>Debug</Configuration>
+      <Platform>x64</Platform>
+    </ProjectConfiguration>
+    <ProjectConfiguration Include="Release|x64">
+      <Configuration>Release</Configuration>
+      <Platform>x64</Platform>
+    </ProjectConfiguration>
+  </ItemGroup>
+  <PropertyGroup Label="Globals">
+    <VCProjectVersion>15.0</VCProjectVersion>
+    <ProjectGuid>{51A76F6F-09D4-4231-A131-DB6335200E62}</ProjectGuid>
+    <Keyword>MFCProj</Keyword>
+    <RootNamespace>CommSample</RootNamespace>
+    <WindowsTargetPlatformVersion>10.0.17763.0</WindowsTargetPlatformVersion>
+  </PropertyGroup>
+  <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
+    <ConfigurationType>Application</ConfigurationType>
+    <UseDebugLibraries>true</UseDebugLibraries>
+    <PlatformToolset>v141</PlatformToolset>
+    <CharacterSet>MultiByte</CharacterSet>
+    <UseOfMfc>Dynamic</UseOfMfc>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'" Label="Configuration">
+    <ConfigurationType>Application</ConfigurationType>
+    <UseDebugLibraries>false</UseDebugLibraries>
+    <PlatformToolset>v141</PlatformToolset>
+    <WholeProgramOptimization>true</WholeProgramOptimization>
+    <CharacterSet>Unicode</CharacterSet>
+    <UseOfMfc>Dynamic</UseOfMfc>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'" Label="Configuration">
+    <ConfigurationType>Application</ConfigurationType>
+    <UseDebugLibraries>true</UseDebugLibraries>
+    <PlatformToolset>v141</PlatformToolset>
+    <CharacterSet>Unicode</CharacterSet>
+    <UseOfMfc>Dynamic</UseOfMfc>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'" Label="Configuration">
+    <ConfigurationType>Application</ConfigurationType>
+    <UseDebugLibraries>false</UseDebugLibraries>
+    <PlatformToolset>v141</PlatformToolset>
+    <WholeProgramOptimization>true</WholeProgramOptimization>
+    <CharacterSet>Unicode</CharacterSet>
+    <UseOfMfc>Dynamic</UseOfMfc>
+  </PropertyGroup>
+  <Import Project="$(VCTargetsPath)\Microsoft.Cpp.props" />
+  <ImportGroup Label="ExtensionSettings">
+  </ImportGroup>
+  <ImportGroup Label="Shared">
+  </ImportGroup>
+  <ImportGroup Label="PropertySheets" Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">
+    <Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
+  </ImportGroup>
+  <ImportGroup Label="PropertySheets" Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">
+    <Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
+  </ImportGroup>
+  <ImportGroup Label="PropertySheets" Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">
+    <Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
+  </ImportGroup>
+  <ImportGroup Label="PropertySheets" Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
+    <Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
+  </ImportGroup>
+  <PropertyGroup Label="UserMacros" />
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">
+    <LinkIncremental>true</LinkIncremental>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">
+    <LinkIncremental>true</LinkIncremental>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">
+    <LinkIncremental>false</LinkIncremental>
+  </PropertyGroup>
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
+    <LinkIncremental>false</LinkIncremental>
+  </PropertyGroup>
+  <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">
+    <ClCompile>
+      <PrecompiledHeader>Use</PrecompiledHeader>
+      <WarningLevel>Level3</WarningLevel>
+      <Optimization>Disabled</Optimization>
+      <SDLCheck>true</SDLCheck>
+      <PreprocessorDefinitions>WIN32;_WINDOWS;_DEBUG;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+    </ClCompile>
+    <Link>
+      <SubSystem>Windows</SubSystem>
+    </Link>
+    <Midl>
+      <MkTypLibCompatible>false</MkTypLibCompatible>
+      <ValidateAllParameters>true</ValidateAllParameters>
+      <PreprocessorDefinitions>_DEBUG;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+    </Midl>
+    <ResourceCompile>
+      <Culture>0x0804</Culture>
+      <PreprocessorDefinitions>_DEBUG;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <AdditionalIncludeDirectories>$(IntDir);%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
+    </ResourceCompile>
+  </ItemDefinitionGroup>
+  <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">
+    <ClCompile>
+      <PrecompiledHeader>Use</PrecompiledHeader>
+      <WarningLevel>Level3</WarningLevel>
+      <Optimization>Disabled</Optimization>
+      <SDLCheck>true</SDLCheck>
+      <PreprocessorDefinitions>_WINDOWS;_DEBUG;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+    </ClCompile>
+    <Link>
+      <SubSystem>Windows</SubSystem>
+    </Link>
+    <Midl>
+      <MkTypLibCompatible>false</MkTypLibCompatible>
+      <ValidateAllParameters>true</ValidateAllParameters>
+      <PreprocessorDefinitions>_DEBUG;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+    </Midl>
+    <ResourceCompile>
+      <Culture>0x0804</Culture>
+      <PreprocessorDefinitions>_DEBUG;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <AdditionalIncludeDirectories>$(IntDir);%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
+    </ResourceCompile>
+  </ItemDefinitionGroup>
+  <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">
+    <ClCompile>
+      <PrecompiledHeader>Use</PrecompiledHeader>
+      <WarningLevel>Level3</WarningLevel>
+      <Optimization>MaxSpeed</Optimization>
+      <FunctionLevelLinking>true</FunctionLevelLinking>
+      <IntrinsicFunctions>true</IntrinsicFunctions>
+      <SDLCheck>true</SDLCheck>
+      <PreprocessorDefinitions>WIN32;_WINDOWS;NDEBUG;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+    </ClCompile>
+    <Link>
+      <SubSystem>Windows</SubSystem>
+      <EnableCOMDATFolding>true</EnableCOMDATFolding>
+      <OptimizeReferences>true</OptimizeReferences>
+    </Link>
+    <Midl>
+      <MkTypLibCompatible>false</MkTypLibCompatible>
+      <ValidateAllParameters>true</ValidateAllParameters>
+      <PreprocessorDefinitions>NDEBUG;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+    </Midl>
+    <ResourceCompile>
+      <Culture>0x0804</Culture>
+      <PreprocessorDefinitions>NDEBUG;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <AdditionalIncludeDirectories>$(IntDir);%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
+    </ResourceCompile>
+  </ItemDefinitionGroup>
+  <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
+    <ClCompile>
+      <PrecompiledHeader>Use</PrecompiledHeader>
+      <WarningLevel>Level3</WarningLevel>
+      <Optimization>MaxSpeed</Optimization>
+      <FunctionLevelLinking>true</FunctionLevelLinking>
+      <IntrinsicFunctions>true</IntrinsicFunctions>
+      <SDLCheck>true</SDLCheck>
+      <PreprocessorDefinitions>_WINDOWS;NDEBUG;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+    </ClCompile>
+    <Link>
+      <SubSystem>Windows</SubSystem>
+      <EnableCOMDATFolding>true</EnableCOMDATFolding>
+      <OptimizeReferences>true</OptimizeReferences>
+    </Link>
+    <Midl>
+      <MkTypLibCompatible>false</MkTypLibCompatible>
+      <ValidateAllParameters>true</ValidateAllParameters>
+      <PreprocessorDefinitions>NDEBUG;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+    </Midl>
+    <ResourceCompile>
+      <Culture>0x0804</Culture>
+      <PreprocessorDefinitions>NDEBUG;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <AdditionalIncludeDirectories>$(IntDir);%(AdditionalIncludeDirectories)</AdditionalIncludeDirectories>
+    </ResourceCompile>
+  </ItemDefinitionGroup>
+  <ItemGroup>
+    <ClInclude Include="CommSample.h" />
+    <ClInclude Include="CommSampleDlg.h" />
+    <ClInclude Include="Resource.h" />
+    <ClInclude Include="stdafx.h" />
+    <ClInclude Include="targetver.h" />
+    <ClInclude Include="ThreadCom.h" />
+  </ItemGroup>
+  <ItemGroup>
+    <ClCompile Include="CommSample.cpp" />
+    <ClCompile Include="CommSampleDlg.cpp" />
+    <ClCompile Include="stdafx.cpp">
+      <PrecompiledHeader Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">Create</PrecompiledHeader>
+      <PrecompiledHeader Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">Create</PrecompiledHeader>
+      <PrecompiledHeader Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">Create</PrecompiledHeader>
+      <PrecompiledHeader Condition="'$(Configuration)|$(Platform)'=='Release|x64'">Create</PrecompiledHeader>
+    </ClCompile>
+    <ClCompile Include="ThreadCom.cpp" />
+  </ItemGroup>
+  <ItemGroup>
+    <ResourceCompile Include="CommSample.rc" />
+  </ItemGroup>
+  <ItemGroup>
+    <None Include="res\CommSample.rc2" />
+  </ItemGroup>
+  <ItemGroup>
+    <Image Include="res\CommSample.ico" />
+  </ItemGroup>
+  <Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
+  <ImportGroup Label="ExtensionTargets">
+  </ImportGroup>
+</Project>
\ No newline at end of file

CommSample/CommSample.vcxproj.filters

+<?xml version="1.0" encoding="utf-8"?>
+<Project ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <ItemGroup>
+    <Filter Include="源文件">
+      <UniqueIdentifier>{4FC737F1-C7A5-4376-A066-2A32D752A2FF}</UniqueIdentifier>
+      <Extensions>cpp;c;cc;cxx;def;odl;idl;hpj;bat;asm;asmx</Extensions>
+    </Filter>
+    <Filter Include="头文件">
+      <UniqueIdentifier>{93995380-89BD-4b04-88EB-625FBE52EBFB}</UniqueIdentifier>
+      <Extensions>h;hh;hpp;hxx;hm;inl;inc;ipp;xsd</Extensions>
+    </Filter>
+    <Filter Include="资源文件">
+      <UniqueIdentifier>{67DA6AB6-F800-4c08-8B7A-83BB121AAD01}</UniqueIdentifier>
+      <Extensions>rc;ico;cur;bmp;dlg;rc2;rct;bin;rgs;gif;jpg;jpeg;jpe;resx;tiff;tif;png;wav;mfcribbon-ms</Extensions>
+    </Filter>
+  </ItemGroup>
+  <ItemGroup>
+    <ClInclude Include="CommSample.h">
+      <Filter>头文件</Filter>
+    </ClInclude>
+    <ClInclude Include="CommSampleDlg.h">
+      <Filter>头文件</Filter>
+    </ClInclude>
+    <ClInclude Include="stdafx.h">
+      <Filter>头文件</Filter>
+    </ClInclude>
+    <ClInclude Include="targetver.h">
+      <Filter>头文件</Filter>
+    </ClInclude>
+    <ClInclude Include="Resource.h">
+      <Filter>头文件</Filter>
+    </ClInclude>
+    <ClInclude Include="ThreadCom.h">
+      <Filter>头文件</Filter>
+    </ClInclude>
+  </ItemGroup>
+  <ItemGroup>
+    <ClCompile Include="CommSample.cpp">
+      <Filter>源文件</Filter>
+    </ClCompile>
+    <ClCompile Include="CommSampleDlg.cpp">
+      <Filter>源文件</Filter>
+    </ClCompile>
+    <ClCompile Include="stdafx.cpp">
+      <Filter>源文件</Filter>
+    </ClCompile>
+    <ClCompile Include="ThreadCom.cpp">
+      <Filter>源文件</Filter>
+    </ClCompile>
+  </ItemGroup>
+  <ItemGroup>
+    <ResourceCompile Include="CommSample.rc">
+      <Filter>资源文件</Filter>
+    </ResourceCompile>
+  </ItemGroup>
+  <ItemGroup>
+    <None Include="res\CommSample.rc2">
+      <Filter>资源文件</Filter>
+    </None>
+  </ItemGroup>
+  <ItemGroup>
+    <Image Include="res\CommSample.ico">
+      <Filter>资源文件</Filter>
+    </Image>
+  </ItemGroup>
+</Project>
\ No newline at end of file

CommSample/CommSampleDlg.cpp

+
+// CommSampleDlg.cpp: 实现文件
+//
+
+#include "stdafx.h"
+#include "CommSample.h"
+#include "CommSampleDlg.h"
+#include "afxdialogex.h"
+
+#ifdef _DEBUG
+#define new DEBUG_NEW
+#undef THIS_FILE
+static char THIS_FILE[] = __FILE__;
+#endif
+
+#define WM_USER_COMSENDMESSAGE	WM_USER+200
+#define WM_USER_COMRECVMESSAGE	WM_USER+201
+
+
+// 用于应用程序“关于”菜单项的 CAboutDlg 对话框
+
+class CAboutDlg : public CDialogEx
+{
+public:
+	CAboutDlg();
+
+// 对话框数据
+#ifdef AFX_DESIGN_TIME
+	enum { IDD = IDD_ABOUTBOX };
+#endif
+
+	protected:
+	virtual void DoDataExchange(CDataExchange* pDX);    // DDX/DDV 支持
+
+// 实现
+protected:
+	DECLARE_MESSAGE_MAP()
+};
+
+CAboutDlg::CAboutDlg() : CDialogEx(IDD_ABOUTBOX)
+{
+}
+
+void CAboutDlg::DoDataExchange(CDataExchange* pDX)
+{
+	CDialogEx::DoDataExchange(pDX);
+}
+
+BEGIN_MESSAGE_MAP(CAboutDlg, CDialogEx)
+END_MESSAGE_MAP()
+
+
+// CCommSampleDlg 对话框
+
+
+
+CCommSampleDlg::CCommSampleDlg(CWnd* pParent /*=nullptr*/)
+	: CDialog(IDD_COMMSAMPLE_DIALOG, pParent)
+	, m_editSend(_T(""))
+	, m_editRecv(_T(""))
+{
+	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
+}
+
+void CCommSampleDlg::DoDataExchange(CDataExchange* pDX)
+{
+	CDialog::DoDataExchange(pDX);
+	DDX_Control(pDX, IDC_EDIT_LOG, m_editLog);
+	DDX_Text(pDX, IDC_EDIT_SEND, m_editSend);
+	DDX_Text(pDX, IDC_EDIT_RECV, m_editRecv);
+}
+
+BEGIN_MESSAGE_MAP(CCommSampleDlg, CDialog)
+	ON_WM_SYSCOMMAND()
+	ON_WM_PAINT()
+	ON_WM_QUERYDRAGICON()
+	ON_BN_CLICKED(IDC_BUTTON_OPEN, &CCommSampleDlg::OnButtonOpen)
+	ON_BN_CLICKED(IDC_BUTTON_SEND, &CCommSampleDlg::OnButtonSend)
+	ON_MESSAGE(WM_USER_COMSENDMESSAGE, &CCommSampleDlg::OnSendMsg)
+	ON_MESSAGE(WM_USER_COMRECVMESSAGE, &CCommSampleDlg::OnRecvMsg)
+END_MESSAGE_MAP()
+
+
+// CCommSampleDlg 消息处理程序
+
+BOOL CCommSampleDlg::OnInitDialog()
+{
+	CDialog::OnInitDialog();
+
+	// 将“关于...”菜单项添加到系统菜单中。
+
+	// IDM_ABOUTBOX 必须在系统命令范围内。
+	ASSERT((IDM_ABOUTBOX & 0xFFF0) == IDM_ABOUTBOX);
+	ASSERT(IDM_ABOUTBOX < 0xF000);
+
+	CMenu* pSysMenu = GetSystemMenu(FALSE);
+	if (pSysMenu != nullptr)
+	{
+		BOOL bNameValid;
+		CString strAboutMenu;
+		bNameValid = strAboutMenu.LoadString(IDS_ABOUTBOX);
+		ASSERT(bNameValid);
+		if (!strAboutMenu.IsEmpty())
+		{
+			pSysMenu->AppendMenu(MF_SEPARATOR);
+			pSysMenu->AppendMenu(MF_STRING, IDM_ABOUTBOX, strAboutMenu);
+		}
+	}
+
+	// 设置此对话框的图标。  当应用程序主窗口不是对话框时，框架将自动
+	//  执行此操作
+	SetIcon(m_hIcon, TRUE);			// 设置大图标
+	SetIcon(m_hIcon, FALSE);		// 设置小图标
+
+	// TODO: 在此添加额外的初始化代码
+
+	return TRUE;  // 除非将焦点设置到控件，否则返回 TRUE
+}
+
+void CCommSampleDlg::OnSysCommand(UINT nID, LPARAM lParam)
+{
+	if ((nID & 0xFFF0) == IDM_ABOUTBOX)
+	{
+		CAboutDlg dlgAbout;
+		dlgAbout.DoModal();
+	}
+	else
+	{
+		CDialog::OnSysCommand(nID, lParam);
+	}
+}
+
+// 如果向对话框添加最小化按钮，则需要下面的代码
+//  来绘制该图标。  对于使用文档/视图模型的 MFC 应用程序，
+//  这将由框架自动完成。
+
+void CCommSampleDlg::OnPaint()
+{
+	if (IsIconic())
+	{
+		CPaintDC dc(this); // 用于绘制的设备上下文
+
+		SendMessage(WM_ICONERASEBKGND, reinterpret_cast<WPARAM>(dc.GetSafeHdc()), 0);
+
+		// 使图标在工作区矩形中居中
+		int cxIcon = GetSystemMetrics(SM_CXICON);
+		int cyIcon = GetSystemMetrics(SM_CYICON);
+		CRect rect;
+		GetClientRect(&rect);
+		int x = (rect.Width() - cxIcon + 1) / 2;
+		int y = (rect.Height() - cyIcon + 1) / 2;
+
+		// 绘制图标
+		dc.DrawIcon(x, y, m_hIcon);
+	}
+	else
+	{
+		CDialog::OnPaint();
+	}
+}
+
+//当用户拖动最小化窗口时系统调用此函数取得光标
+//显示。
+HCURSOR CCommSampleDlg::OnQueryDragIcon()
+{
+	return static_cast<HCURSOR>(m_hIcon);
+}
+
+DWORD CCommSampleDlg::StopWinThread(CWinThread *pThread, DWORD dwTimeout)
+{
+	if (pThread == NULL) return NULL;
+	pThread->PostThreadMessage(WM_QUIT, 0, 0);
+	::WaitForSingleObject(pThread->m_hThread, dwTimeout);
+	DWORD nExitCode = 0;
+	BOOL bFlag = ::GetExitCodeThread(pThread->m_hThread, &nExitCode);
+	if (bFlag)
+	{
+		delete pThread;
+	}
+	return nExitCode;
+}
+
+// 打开串口
+void CCommSampleDlg::OnButtonOpen()
+{
+	if (pThreadCom != NULL)  return;
+	CString str;
+	CString com = "COM3";
+
+	pThreadCom = (CThreadCom*)AfxBeginThread(RUNTIME_CLASS(CThreadCom));
+	pThreadCom->SetComStr(com);
+
+	/*try
+	{
+	pThreadCom = (CThreadCom*)AfxBeginThread(RUNTIME_CLASS(CThreadCom));
+	pThreadCom->SetComStr(com);
+	}
+	catch(CException e)
+	{
+	e.ReportError();
+	pThreadCom->m_bDone=TRUE;
+	StopWinThread((CWinThread*)pThreadCom,INFINITE);
+	pThreadCom=NULL;
+	str.Format("创建串口%s线程错误!", com);
+	WriteLog(str);
+	}   */
+
+
+	if (pThreadCom->OpenCom(com, (CWnd*)this->GetSafeOwner(),
+		WM_USER_COMSENDMESSAGE, WM_USER_COMRECVMESSAGE))
+	{
+		str.Format("打开串口%s成功", pThreadCom->GetComStr());
+		WriteLog(str);
+	}
+	else
+	{
+		str.Format(pThreadCom->m_sError + ",请重新配置串口!");
+		WriteLog(str);
+		pThreadCom->m_bInit = FALSE;
+		return;
+	}
+	m_bCom = TRUE;
+	return;
+}
+
+void CCommSampleDlg::WriteLog(CString log)
+{
+	m_editLog.SetWindowText(log);
+}
+
+//发送数据通知
+LRESULT CCommSampleDlg::OnSendMsg(WPARAM dwEvent, LPARAM dwLen)
+{
+	if (!dwLen)	return 0;
+	BYTE* temp = new BYTE[dwLen + 1];
+	memset(temp, 0x00, dwLen + 1);
+	memcpy(temp, (const void*)dwEvent, dwLen);
+	CString log;
+	log.Format("\r\n发送数据=%s", (LPCTSTR)temp);
+
+	if (m_editLog)
+	{
+		CEdit* editLog = (CEdit*)FromHandle(m_editLog);
+		if (editLog->GetWindowTextLength() > 50000)
+		{
+			editLog->SetSel(0, -1);
+			editLog->Clear();
+			editLog->SetSel(0, 0);
+			editLog->ReplaceSel(log);
+		}
+		else
+		{
+			editLog->SetSel(editLog->GetWindowTextLength(), editLog->GetWindowTextLength());
+			editLog->ReplaceSel(log);
+		}
+	}
+	return 0;
+}
+
+// 接收消息通知
+LRESULT CCommSampleDlg::OnRecvMsg(WPARAM dwEvent, LPARAM dwLen)
+{
+	if (!dwLen)	return 0;
+	BYTE* temp = new BYTE[dwLen + 1];
+	memset(temp, 0x00, dwLen + 1);
+	memcpy(temp, (const void*)dwEvent, dwLen);
+	CString log;
+	log.Format("\r\n接收数据=%s", (LPCTSTR)temp);
+
+	if (m_editRecv.GetLength() > 50000)	m_editRecv = "";
+	m_editRecv += log;
+	UpdateData(FALSE);
+	return 0;
+}
+
+
+void CCommSampleDlg::OnButtonSend()
+{
+	// TODO: 在此添加控件通知处理程序代码
+	UpdateData(TRUE);
+	int iLen = m_editSend.GetLength();
+	BYTE* s = new BYTE[iLen];
+	memset(s, 0x00, iLen);
+	memcpy(s, (LPCTSTR)m_editSend, iLen);
+	pThreadCom->SendData((unsigned char*)s, iLen);
+}

CommSample/CommSampleDlg.h

+
+// CommSampleDlg.h: 头文件
+//
+
+#pragma once
+#include"ThreadCom.h"
+
+// CCommSampleDlg 对话框
+class CCommSampleDlg : public CDialog
+{
+// 构造
+public:
+	void WriteLog(CString log);
+	CCommSampleDlg(CWnd* pParent = nullptr);	// 标准构造函数
+	DWORD StopWinThread(CWinThread *pThread, DWORD dwTimeout);
+	CThreadCom* pThreadCom;
+	BOOL m_bCom;
+
+// 对话框数据
+#ifdef AFX_DESIGN_TIME
+	enum { IDD = IDD_COMMSAMPLE_DIALOG };
+#endif
+
+	protected:
+	virtual void DoDataExchange(CDataExchange* pDX);	// DDX/DDV 支持
+
+
+// 实现
+protected:
+	HICON m_hIcon;
+
+	// 生成的消息映射函数
+	virtual BOOL OnInitDialog();
+	afx_msg void OnSysCommand(UINT nID, LPARAM lParam);
+	afx_msg void OnPaint();
+	afx_msg HCURSOR OnQueryDragIcon();
+	DECLARE_MESSAGE_MAP()
+public:
+	CEdit m_editLog;
+	CString m_editSend;
+	CString m_editRecv;
+	afx_msg void OnButtonOpen();
+	afx_msg void OnButtonSend();
+	afx_msg LRESULT OnSendMsg(WPARAM dwEvent, LPARAM dwLen);
+	afx_msg LRESULT OnRecvMsg(WPARAM dwEvent, LPARAM dwLen);
+};

CommSample/ThreadCom.cpp

+#include "stdafx.h"
+#include "ThreadCom.h"
+
+#ifdef _DEBUG
+#define new DEBUG_NEW
+#undef THIS_FILE
+static char THIS_FILE[] = __FILE__;
+#endif
+
+#define MAXCOMINBUF	1024
+#define MAXCOMOUTBUF	1024
+IMPLEMENT_DYNCREATE(CThreadCom, CWinThread)
+
+CThreadCom::CThreadCom(HANDLE hCom)
+{
+	m_hCom = hCom;
+	m_bInit = FALSE;
+	m_sCom = "";
+	m_sError = "No Error!";
+	m_hThread = NULL;
+	m_dwSendMsgToParent = 0;
+	m_dwRecvMsgToParent = 0;
+	m_pWndParent = NULL;
+	memset((unsigned char*)&m_overRead, 0, sizeof(OVERLAPPED));
+	memset((unsigned char*)&m_overWrite, 0, sizeof(OVERLAPPED));
+	m_overRead.hEvent = CreateEvent(NULL, TRUE, FALSE, NULL);
+	m_overWrite.hEvent = CreateEvent(NULL, TRUE, FALSE, NULL);
+}
+
+
+CThreadCom::~CThreadCom()
+{
+	CloseHandle(m_overRead.hEvent);
+	CloseHandle(m_overWrite.hEvent);
+}
+
+BOOL CThreadCom::InitInstance()
+{
+	m_bAutoDelete = FALSE;
+	m_bDone = FALSE;
+	return TRUE;
+}
+
+BOOL CThreadCom::ExitInstance()
+{
+	BOOL bFlag = CloseCom();
+	return CWinThread::ExitInstance();
+}
+
+BEGIN_MESSAGE_MAP(CThreadCom, CWinThread)
+END_MESSAGE_MAP()
+
+int CThreadCom::Run()
+{
+	DWORD CommMask;
+	CommMask = 0
+		| EV_BREAK	
+		| EV_CTS		
+		| EV_DSR		
+		| EV_ERR		
+		| EV_EVENT1	
+		| EV_EVENT2	
+		| EV_PERR		
+		| EV_RING		
+		| EV_RLSD		
+		| EV_RX80FULL	
+		| EV_RXCHAR	
+		| EV_RXFLAG	
+		| EV_TXEMPTY;	
+	::SetCommMask(m_hCom, CommMask);
+
+	::GetCommTimeouts(m_hCom, &m_Commtimeout);
+	m_Commtimeout.ReadTotalTimeoutMultiplier = 5;
+	m_Commtimeout.ReadTotalTimeoutConstant = 100;
+	DWORD dwError, dwReadNum, dwByteRead, dwEvent;
+	COMSTAT ComStat;
+	BYTE rBuf[MAXCOMINBUF];
+	while (!m_bDone)
+	{
+		while (m_hCom != INVALID_HANDLE_VALUE)
+		{
+			if (::WaitCommEvent(m_hCom, &dwEvent, NULL))
+			{
+				dwByteRead = 0;
+				if ((dwEvent & EV_RXCHAR))
+				{
+					ClearCommError(m_hCom, &dwError, &ComStat);
+					if (ComStat.cbInQue != 0)
+					{
+						dwReadNum = ComStat.cbInQue;
+						dwByteRead = 0;
+						if (dwReadNum > 200) dwReadNum = 200;
+						memset(rBuf, 0, sizeof(rBuf));
+						DWORD i = ::ReadFile(m_hCom, rBuf, dwReadNum, &dwByteRead, &m_overRead);
+						for (i = dwByteRead; i < 1024; i++) rBuf[i] = 0;
+					}
+				}
+				if (dwByteRead)
+					if (m_pWndParent)
+						m_pWndParent->SendMessage(m_dwRecvMsgToParent, (DWORD)rBuf, dwByteRead);
+			}
+		}
+		Sleep(0);
+	}
+	return CWinThread::Run();
+}
+
+BOOL CThreadCom::CloseCom()
+{
+	if (m_hCom != INVALID_HANDLE_VALUE)
+	{
+		PurgeComm(m_hCom, PURGE_RXCLEAR);
+		CloseHandle(m_hCom);
+		m_hCom = INVALID_HANDLE_VALUE;
+	}
+	m_bInit = FALSE;
+	return TRUE;
+}
+
+HANDLE CThreadCom::GetComHandle()
+{
+	return m_hCom;
+}
+
+BOOL CThreadCom::OpenCom(CString strCom, CWnd *pWndParent,
+	DWORD dwSendMsgToParent, DWORD dwRecvMsgToParent)
+{
+	CloseCom();
+	CString strLog;
+	m_hCom = ::CreateFile(strCom, GENERIC_READ | GENERIC_WRITE, 0, NULL, OPEN_EXISTING, FILE_FLAG_OVERLAPPED, NULL);
+	if (m_hCom == INVALID_HANDLE_VALUE)
+	{
+		strLog.Format("Open %s Error", strCom);
+		AfxMessageBox(strLog);
+		return FALSE;
+	}
+	::SetupComm(m_hCom, MAXCOMINBUF, MAXCOMOUTBUF);
+	DCB dcb;
+	if (!GetCommState(m_hCom, &dcb))
+	{
+		AfxMessageBox("获取串口状态错误！");
+		CloseHandle(m_hCom);
+		m_hCom = INVALID_HANDLE_VALUE;
+		return FALSE;
+	}
+	if (!SetCommState(m_hCom, &dcb))
+	{
+		CloseHandle(m_hCom);
+		m_hCom = INVALID_HANDLE_VALUE;
+		strLog.Format("Set %s CommState Error!", strCom);
+		DWORD nError = GetLastError();
+		AfxMessageBox(strLog);
+		return FALSE;
+	}
+	m_sError = "No Error";
+	m_pWndParent = pWndParent;
+	m_dwSendMsgToParent = dwSendMsgToParent;
+	m_dwRecvMsgToParent = dwRecvMsgToParent;
+	DWORD CommMask;
+	CommMask = 0
+		| EV_BREAK	
+		| EV_CTS		
+		| EV_DSR		
+		| EV_ERR		
+		| EV_EVENT1	
+		| EV_EVENT2	
+		| EV_PERR		
+		| EV_RING		
+		| EV_RLSD		
+		| EV_RX80FULL	
+		| EV_RXCHAR	
+		| EV_RXFLAG	
+		| EV_TXEMPTY;	
+	::SetCommMask(m_hCom, CommMask);
+	::GetCommTimeouts(m_hCom, &m_Commtimeout);
+	m_Commtimeout.ReadTotalTimeoutMultiplier = 5;
+	m_Commtimeout.ReadTotalTimeoutConstant = 100;
+
+	m_bInit = TRUE;
+	return TRUE;
+}
+
+BOOL CThreadCom::SendData(BYTE *s, DWORD dwLen)
+{
+	if (!dwLen) return TRUE;
+	::GetCommTimeouts(m_hCom, &m_Commtimeout);
+	m_Commtimeout.WriteTotalTimeoutMultiplier = 0;
+	m_Commtimeout.WriteTotalTimeoutConstant = 2 * dwLen;
+	::SetCommTimeouts(m_hCom, &m_Commtimeout);
+
+	if (m_hCom != INVALID_HANDLE_VALUE)
+	{
+		DWORD dwSend;
+		m_pWndParent->SendMessage(m_dwSendMsgToParent, (DWORD)s, dwLen);
+		if (!WriteFile(m_hCom, s, dwLen, &dwSend, &m_overWrite))
+		{
+			DWORD len = GetLastError();
+			m_sError = "串口发送数据错误";
+			return FALSE;
+		}
+		return TRUE;
+	}
+	else
+	{
+		m_sError = "串口句柄无效";
+		return FALSE;
+	}
+}
+
+CString CThreadCom::GetComStr()
+{
+	return m_sCom;
+}
+
+void CThreadCom::SetComStr(CString s)
+{
+	m_sCom = s;
+}
\ No newline at end of file

CommSample/ThreadCom.h

+#pragma once
+#include <afxwin.h>
+
+
+class CThreadCom : public CWinThread
+{
+	DECLARE_DYNCREATE(CThreadCom)
+public:
+	CThreadCom(HANDLE hCom=INVALID_HANDLE_VALUE);
+	virtual ~CThreadCom();
+public:
+	void SetComStr(CString s);
+	CString GetComStr();
+
+	BOOL m_bInit;
+	BOOL SendData(BYTE *s, DWORD dwLen);
+	BOOL CThreadCom::OpenCom(CString strCom, CWnd *pWndParent, 
+		DWORD dwSendMsgToParent, DWORD dwRecvMsgToParent);
+	CString m_sError;
+	BOOL m_bDone;
+
+	COMMTIMEOUTS m_Commtimeout;
+	HANDLE GetComHandle();
+	OVERLAPPED m_overWrite;
+	OVERLAPPED m_overRead;
+	BOOL CloseCom();
+
+public:
+	virtual BOOL InitInstance();
+	virtual int ExitInstance();
+	virtual int Run();
+
+protected:
+	DECLARE_MESSAGE_MAP()
+private:
+	DCB m_db;
+	CString m_sCom;
+	DWORD m_dwSendMsgToParent;
+	DWORD m_dwRecvMsgToParent;
+	CWnd* m_pWndParent;
+	HANDLE m_hCom;
+};
+

CommSample/res/CommSample.rc2

 //

CommSample/resource.h

+//{{NO_DEPENDENCIES}}
+// Microsoft Visual C++ 生成的包含文件。
+// 供 CommSample.rc 使用
+//
+#define IDM_ABOUTBOX                    0x0010
+#define IDD_ABOUTBOX                    100
+#define IDS_ABOUTBOX                    101
+#define IDD_COMMSAMPLE_DIALOG           102
+#define IDR_MAINFRAME                   128
+#define IDC_EDIT_LOG                    1000
+#define IDC_EDIT_SEND                   1001
+#define IDC_EDIT_RECV                   1002
+#define IDC_BUTTON_OPEN                 1003
+#define IDC_BUTTON2                     1004
+#define IDC_BUTTON_SEND                 1004
+
+// Next default values for new objects
+// 
+#ifdef APSTUDIO_INVOKED
+#ifndef APSTUDIO_READONLY_SYMBOLS
+#define _APS_NEXT_RESOURCE_VALUE        130
+#define _APS_NEXT_COMMAND_VALUE         32771
+#define _APS_NEXT_CONTROL_VALUE         1005
+#define _APS_NEXT_SYMED_VALUE           101
+#endif
+#endif

CommSample/stdafx.cpp

+
+// stdafx.cpp : 只包括标准包含文件的源文件
+// CommSample.pch 将作为预编译标头
+// stdafx.obj 将包含预编译类型信息
+
+#include "stdafx.h"
+
+

CommSample/stdafx.h

+
+// stdafx.h : 标准系统包含文件的包含文件，
+// 或是经常使用但不常更改的
+// 特定于项目的包含文件
+
+#pragma once
+
+#ifndef VC_EXTRALEAN
+#define VC_EXTRALEAN            // 从 Windows 头中排除极少使用的资料
+#endif
+
+#include "targetver.h"
+
+#define _ATL_CSTRING_EXPLICIT_CONSTRUCTORS      // 某些 CString 构造函数将是显式的
+
+// 关闭 MFC 对某些常见但经常可放心忽略的警告消息的隐藏
+#define _AFX_ALL_WARNINGS
+
+#include <afxwin.h>         // MFC 核心组件和标准组件
+#include <afxext.h>         // MFC 扩展
+
+
+#include <afxdisp.h>        // MFC 自动化类
+
+
+
+#ifndef _AFX_NO_OLE_SUPPORT
+#include <afxdtctl.h>           // MFC 对 Internet Explorer 4 公共控件的支持
+#endif
+#ifndef _AFX_NO_AFXCMN_SUPPORT
+#include <afxcmn.h>             // MFC 对 Windows 公共控件的支持
+#endif // _AFX_NO_AFXCMN_SUPPORT
+
+#include <afxcontrolbars.h>     // 功能区和控件条的 MFC 支持
+
+
+
+
+
+
+
+
+
+#ifdef _UNICODE
+#if defined _M_IX86
+#pragma comment(linker,"/manifestdependency:\"type='win32' name='Microsoft.Windows.Common-Controls' version='6.0.0.0' processorArchitecture='x86' publicKeyToken='6595b64144ccf1df' language='*'\"")
+#elif defined _M_X64
+#pragma comment(linker,"/manifestdependency:\"type='win32' name='Microsoft.Windows.Common-Controls' version='6.0.0.0' processorArchitecture='amd64' publicKeyToken='6595b64144ccf1df' language='*'\"")
+#else
+#pragma comment(linker,"/manifestdependency:\"type='win32' name='Microsoft.Windows.Common-Controls' version='6.0.0.0' processorArchitecture='*' publicKeyToken='6595b64144ccf1df' language='*'\"")
+#endif
+#endif
+
+

CommSample/targetver.h

+#pragma once
+
+// 包括 SDKDDKVer.h 将定义可用的最高版本的 Windows 平台。
+
+// 如果要为以前的 Windows 平台生成应用程序，请包括 WinSDKVer.h，并将
+// 将 _WIN32_WINNT 宏设置为要支持的平台，然后再包括 SDKDDKVer.h。
+
+#include <SDKDDKVer.h>