以下是简化后的C#窗体应用项目结构，完全按照Visual Studio新建项目的默认结构设计：
```
DataParserApp/
├── DataParserApp
.csproj
├── Program
.cs
├── Properties/
│ └── AssemblyInfo
.cs
├── Resources/
│ └── Rules
.xml
├── MainForm
.cs
├── MainForm
.Designer
.cs
└── ProtocolParser
.cs
```
### 1
. DataParserApp
.csproj (项目
文件)
```xml
<Project Sdk="Microsoft
.NET
.Sdk
.WindowsDesktop">
<PropertyGroup>
<OutputType>WinExe</OutputType>
<TargetFramework>net472</TargetFramework>
<UseWindowsForms>true</UseWindowsForms>
</PropertyGroup>
<ItemGroup>
<None Include="Resources\Rules
.xml">
<CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
</None>
</ItemGroup>
</Project>
```
### 2
. Program
.cs (程序入口)
```
csharp
using System;
using System
.Windows
.Forms;
namespace DataParserApp
{
static class Program
{
[STAThread]
static void Main()
{
Application
.EnableVisualStyles();
Application
.SetCompatibleTextRenderingDefault(false);
Application
.Run(new MainForm());
}
}
}
```
### 3
. Resources/Rules
.xml (规则配置
文件)
```xml
<?xml version="1
.0" encoding="utf-8"?>
<DataDefinitions>
<
Template Command="0x01" SubCommand="0x00">
<Fields>
<Field Name="Current" Offset="2" Type="float" Coefficient="0
.1" />
<Field Name="Voltage" Offset="6" Type="float" Coefficient="0
.01" />
<Field Name="Temp" Offset="10" Type="int16" Coefficient="0
.5" />
</Fields>
<Flags>
<Flag Name="SystemFault" Offset="12">
<Bit Pos="0" Desc="过流" />
<Bit Pos="1" Desc="过压" />
<Bit Pos="2" Desc="过温" />
</Flag>
</Flags>
</
Template>
</DataDefinitions>
```
### 4
. MainForm
.cs (主窗体逻辑)
```
csharp
using System;
using System
.Windows
.Forms;
namespace DataParserApp
{
public partial class MainForm : Form
{
private ProtocolParser parser;
public MainForm()
{
InitializeComponent();
parser = new ProtocolParser("Resources\\Rules
.xml");
parser
.DataParsed += UpdateDisplay;
parser
.FaultDetected += ShowFault;
}
private void UpdateDisplay(object sender, DataEventArgs e)
{
if (InvokeRequired)
{
Invoke(new Action<object, DataEventArgs>(UpdateDisplay), sender, e);
return;
}
Controls[$"txt{e
.Name}"]
.Text = e
.Value
.ToString("F2");
}
private void ShowFault(object sender, FaultEventArgs e)
{
MessageBox
.Show($"故障：{e
.Description}", "警告", MessageBoxButtons
.OK, MessageBoxIcon
.Warning);
}
private void btnSend_Click(object sender, EventArgs e)
{
byte[] testData = new byte[13];
testData[0] = 0x01; // 命令字
testData[1] = 0x00; // 子命令
// 电流值 100A (原始值1000)
BitConverter
.GetBytes(1000)
.CopyTo(testData, 2);
// 电压值 220V (原始值22000)
BitConverter
.GetBytes(22000)
.CopyTo(testData, 6);
// 温度值 30℃ (原始值60)
BitConverter
.GetBytes((short)60)
.CopyTo(testData, 10);
// 故障标志 (过温)
testData[12] = 0x04;
parser
.Parse(testData);
}
}
}
```
### 5
. MainForm
.Designer
.cs (窗体设计器)
```
csharp
namespace DataParserApp
{
partial class MainForm
{
private System
.ComponentModel
.IContainer components = null;
public System
.Windows
.Forms
.TextBox txtCurrent;
public System
.Windows
.Forms
.TextBox txtVoltage;
public System
.Windows
.Forms
.TextBox txtTemp;
public System
.Windows
.Forms
.Button btnSend;
protected override void Dispose(bool disposing)
{
if (disposing && (components != null))
{
components
.Dispose();
}
base
.Dispose(disposing);
}
private void InitializeComponent()
{
this
.components = new System
.ComponentModel
.Container();
this
.AutoScaleMode = System
.Windows
.Forms
.AutoScaleMode
.Font;
this
.ClientSize = new System
.Drawing
.Size(300, 200);
// 创建文本框
this
.txtCurrent = new TextBox() { Location = new System
.Drawing
.Point(100, 10), Width = 100 };
this
.txtVoltage = new TextBox() { Location = new System
.Drawing
.Point(100, 40), Width = 100 };
this
.txtTemp = new TextBox() { Location = new System
.Drawing
.Point(100, 70), Width = 100 };
// 创建按钮
this
.btnSend = new Button() { Text = "发送数据", Location = new System
.Drawing
.Point(100, 110) };
this
.btnSend
.Click += btnSend_Click;
// 添加控件
this
.Controls
.Add(new Label() { Text = "电流:", Location = new System
.Drawing
.Point(20, 10) });
this
.Controls
.Add(txtCurrent);
this
.Controls
.Add(new Label() { Text = "电压:", Location = new System
.Drawing
.Point(20, 40) });
this
.Controls
.Add(txtVoltage);
this
.Controls
.Add(new Label() { Text = "温度:", Location = new System
.Drawing
.Point(20, 70) });
this
.Controls
.Add(txtTemp);
this
.Controls
.Add(btnSend);
}
}
}
```
### 6
. ProtocolParser
.cs (协议解析器)
```
csharp
using System;
using System
.Xml
.Serialization;
using System
.IO;
namespace DataParserApp
{
public class ProtocolParser
{
private
Template template;
public event EventHandler<DataEventArgs> DataParsed;
public event EventHandler<FaultEventArgs> FaultDetected;
public ProtocolParser(string rulePath)
{
LoadRules(rulePath);
}
private void LoadRules(string path)
{
if (!File
.Exists(path)) return;
var serializer = new XmlSerializer(typeof(
Template));
using (var reader = new StreamReader(path))
{
template = (
Template)serializer
.Deserialize(reader);
}
}
public void Parse(byte[] data)
{
if (data
.Length < 2 ||
template == null) return;
string cmd = data[0]
.ToString("X2");
string subCmd = data[1]
.ToString("X2");
if (cmd !=
template.Command || subCmd !=
template.SubCommand) return;
ParseData(data);
ParseFlags(data);
}
private void ParseData(byte[] data)
{
foreach (var field in
template.Fields)
{
if (field
.Offset + GetSize(field
.Type) > data
.Length) continue;
dynamic value = null;
switch (field
.Type
.ToLower())
{
case "int16": value = BitConverter
.ToInt16(data, field
.Offset); break;
case "int32": value = BitConverter
.ToInt32(data, field
.Offset); break;
case "float": value = BitConverter
.ToSingle(data, field
.Offset); break;
}
OnDataParsed(new DataEventArgs(field
.Name, value * field
.Coefficient));
}
}
private void ParseFlags(byte[] data)
{
foreach (var flag in
template.Flags)
{
if (flag
.Offset >= data
.Length) continue;
byte flagByte = data[flag
.Offset];
foreach (var bit in flag
.Bits)
{
if ((flagByte & (1 << bit
.Pos)) != 0)
OnFaultDetected(new FaultEventArgs(bit
.Desc));
}
}
}
private int GetSize(string type)
{
switch (type
.ToLower())
{
case "int16": return 2;
case "int32": return 4;
case "float": return 4;
default: return 0;
}
}
protected virtual void OnDataParsed(DataEventArgs e)
{
DataParsed?
.Invoke(this, e);
}
protected virtual void OnFaultDetected(FaultEventArgs e)
{
FaultDetected?
.Invoke(this, e);
}
}
// 数据模型类
[XmlRoot("
Template")]
public class
Template
{
[XmlAttribute("Command")] public string Command { get; set; }
[XmlAttribute("SubCommand")] public string SubCommand { get; set; }
[XmlArray("Fields"), XmlArrayItem("Field")]
public Field[] Fields { get; set; } = new Field[0];
[XmlArray("Flags"), XmlArrayItem("Flag")]
public Flag[] Flags { get; set; } = new Flag[0];
}
public class Field
{
[XmlAttribute("Name")] public string Name { get; set; }
[XmlAttribute("Offset")] public int Offset { get; set; }
[XmlAttribute("Type")] public string Type { get; set; }
[XmlAttribute("Coefficient")] public float Coefficient { get; set; }
}
public class Flag
{
[XmlAttribute("Name")] public string Name { get; set; }
[XmlAttribute("Offset")] public int Offset { get; set; }
[XmlElement("Bit")] public Bit[] Bits { get; set; } = new Bit[0];
}
public class Bit
{
[XmlAttribute("Pos")] public int Pos { get; set; }
[XmlAttribute("Desc")] public string Desc { get; set; }
}
// 事件参数类
public class DataEventArgs : EventArgs
{
public string Name { get; }
public float Value { get; }
public DataEventArgs(string name, float value)
{
Name = name;
Value = value;
}
}
public class FaultEventArgs : EventArgs
{
public string Description { get; }
public FaultEventArgs(string description)
{
Description = description;
}
}
}
```文本框没有
内容显示
本文介绍了如何通过修改CodeSmith核心文件TemplateBase.cs来定制自己的模板。重点讲解了添加新模板MyTest.cst所需的三个关键步骤，并强调了这些修改对于模板正常工作的必要性。
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