.NET下INI配置文件操作类
类别: ASP.NET教程 
using Microsoft.VisualBasic.CompilerServices;
using System;
using System.Collections;
using System.Runtime.InteropServices;
using System.Text;
namespace INIManage
{
/// <summary>
/// INIManage 的摘要说明
/// 在http://www.allapi.net/ 上发现了一个VB.NET的INI文件操作类，下载了看了看，顺手改成了C#版的
/// 你可以把它编译成dll在winform或webform中引用，也可以直接把代码拷到项目中使用
/// 我没有进行逐项测试，所以可能有不对的地方，请酌情修改
/// --------------丛兴滋(cncxz) 2005-08-23
/// </summary>
public class INIManage
{
#region\" 引入相关dll \"
[DllImport(\"KERNEL32.DLL\", EntryPoint=\"GetPrivateProfileIntA\", CallingConvention=CallingConvention.StdCall, CharSet=CharSet.Ansi, ExactSpelling=true)]
private static extern int GetPrivateProfileInt(string lpApplicationName, string lpKeyName, int nDefault, string lpFileName);
[DllImport(\"KERNEL32.DLL\", EntryPoint=\"GetPrivateProfileSectionsNamesA\", CallingConvention=CallingConvention.StdCall, CharSet=CharSet.Ansi, ExactSpelling=true)]
private static extern int GetPrivateProfileSectionsNames(byte[] lpszReturnBuffer, int nSize, string lpFileName);
[DllImport(\"KERNEL32.DLL\", EntryPoint=\"GetPrivateProfileStringA\", CallingConvention=CallingConvention.StdCall, CharSet=CharSet.Ansi, ExactSpelling=true)]
private static extern int GetPrivateProfileString(string lpApplicationName, string lpKeyName, string lpDefault, StringBuilder lpReturnedString, int nSize, string lpFileName);
[DllImport(\"KERNEL32.DLL\", EntryPoint=\"GetPrivateProfileStructA\", CallingConvention=CallingConvention.StdCall, CharSet=CharSet.Ansi, ExactSpelling=true)]
private static extern int GetPrivateProfileStruct(string lpszSections, string lpszKey, byte[] lpStruct, int uSizeStruct, string szFile);
[DllImport(\"KERNEL32.DLL\", EntryPoint=\"WritePrivateProfileSectionsA\", CallingConvention=CallingConvention.StdCall, CharSet=CharSet.Ansi, ExactSpelling=true)]
private static extern int WritePrivateProfileSections(string lpAppName, string lpString, string lpFileName);
[DllImport(\"KERNEL32.DLL\", EntryPoint=\"WritePrivateProfileStringA\", CallingConvention=CallingConvention.StdCall, CharSet=CharSet.Ansi, ExactSpelling=true)]
private static extern int WritePrivateProfileString(string lpApplicationName, string lpKeyName, string lpString, string lpFileName);
[DllImport(\"KERNEL32.DLL\", EntryPoint=\"WritePrivateProfileStructA\", CallingConvention=CallingConvention.StdCall, CharSet=CharSet.Ansi, ExactSpelling=true)]
private static extern int WritePrivateProfileStruct(string lpszSections, string lpszKey, byte[] lpStruct, int uSizeStruct, string szFile);
#endregion
private string _Filename; //INI文件名
private string _Sections; //INI文件中配置参数的组别片段
private const int MAX_ENTRY = 32768; //最大字符数
public INIManage(string strFile)
{
this.Filename = strFile;
}
#region\" INI操作类的属性 \"
public string Filename
{
get
{
return this._Filename;
}
set
{
this._Filename = value;
}
}
public string Sections
{
get
{
return this._Sections;
}
set
{
this._Sections = value;
}
}
#endregion
#region\" INI操作类的Read相关方法 \"
// Read相关方法中的 DefaultValue是 在INI文件中找不到相关配置 时的返回值
//ReadBoolean是读取bool类型的配置参数，ReadByteArray是读取 byte[]类型的配置参数
//ReadInteger是读取int类型的配置参数。。。。依次类推
public bool ReadBoolean(string Key)
{
return this.ReadBoolean(this.Sections, Key);
}
public bool ReadBoolean(string Key, bool DefaultValue)
{
return this.ReadBoolean(this.Sections, Key, DefaultValue);
}
public bool ReadBoolean(string Sections, string Key)
{
return this.ReadBoolean(Sections, Key, false);
}
public bool ReadBoolean(string Sections, string Key, bool DefaultValue)
{
return bool.Parse(this.ReadString(Sections, Key, DefaultValue.ToString()));
}
public byte[] ReadByteArray(string Key, int Length)
{
return this.ReadByteArray(this.Sections, Key, Length);
}
public byte[] ReadByteArray(string Sections, string Key, int Length)
{
byte[] buffer1;
if (Length > 0)
{
try
{
byte[] buffer2 = new byte[(Length - 1) + 1];
if (INIManage.GetPrivateProfileStruct(Sections, Key, buffer2, buffer2.Length, this.Filename) == 0)
{
return null;
}
return buffer2;
}
catch (Exception exception1)
{
ProjectData.SetProjectError(exception1);
buffer1 = null;
ProjectData.ClearProjectError();
return buffer1;
}
}
else
{
return null;
}
}
public int ReadInteger(string Key)
{
return this.ReadInteger(Key, 0);
}
public int ReadInteger(string Key, int DefaultValue)
{
return this.ReadInteger(this.Sections, Key, DefaultValue);
}
public int ReadInteger(string Sections, string Key)
{
return this.ReadInteger(Sections, Key, 0);
}
public int ReadInteger(string Sections, string Key, int DefaultValue)
{
int num1;
try
{
num1 = INIManage.GetPrivateProfileInt(Sections, Key, DefaultValue, this.Filename);
}
catch (Exception exception1)
{
ProjectData.SetProjectError(exception1);
num1 = DefaultValue;
ProjectData.ClearProjectError();
return num1;
}
return num1;
}
public long ReadLong(string Key)
{
return this.ReadLong(Key, (long) 0);
}
public long ReadLong(string Key, long DefaultValue)
{
return this.ReadLong(this.Sections, Key, DefaultValue);
}
public long ReadLong(string Sections, string Key)
{
return this.ReadLong(Sections, Key, 0);
}
public long ReadLong(string Sections, string Key, long DefaultValue)
{
return long.Parse(this.ReadString(Sections, Key, DefaultValue.ToString()));
}
public string ReadString(string Key)
{
return this.ReadString(this.Sections, Key);
}
public string ReadString(string Sections, string Key)
{
return this.ReadString(Sections, Key, \"\");
}
public string ReadString(string Sections, string Key, string DefaultValue)
{
string text1;
try
{
StringBuilder builder1 = new StringBuilder(MAX_ENTRY);
int num1 = INIManage.GetPrivateProfileString(Sections, Key, DefaultValue, builder1, MAX_ENTRY, this.Filename);
text1 = builder1.ToString();
}
catch (Exception exception1)
{
ProjectData.SetProjectError(exception1);
text1 = DefaultValue;
ProjectData.ClearProjectError();
return text1;
}
return text1;
}
#endregion
#region\" INI操作类的Write相关方法 \"
public bool Write(string Key, bool Value)
{
return this.Write(this.Sections, Key, Value);
}
public bool Write(string Key, byte[] Value)
{
return this.Write(this.Sections, Key, Value);
}
public bool Write(string Key, string Value)
{
return this.Write(this.Sections, Key, Value);
}
public bool Write(string Key, int Value)
{
return this.Write(this.Sections, Key, Value);
}
public bool Write(string Key, long Value)
{
return this.Write(this.Sections, Key, Value);
}
public bool Write(string Sections, string Key, byte[] Value)
{
bool flag1;
try
{
flag1 = INIManage.WritePrivateProfileStruct(Sections, Key, Value, Value.Length, this.Filename) != 0;
}
catch (Exception exception1)
{
ProjectData.SetProjectError(exception1);
flag1 = false;
ProjectData.ClearProjectError();
return flag1;
}
return flag1;
}
public bool Write(string Sections, string Key, bool Value)
{
return this.Write(Sections, Key, Value.ToString());
}
public bool Write(string Sections, string Key, int Value)
{
bool flag1;
try
{
flag1 = INIManage.WritePrivateProfileString(Sections, Key, Value.ToString(), this.Filename) != 0;
}
catch (Exception exception1)
{
ProjectData.SetProjectError(exception1);
flag1 = false;
ProjectData.ClearProjectError();
return flag1;
}
return flag1;
}
public bool Write(string Sections, string Key, long Value)
{
return this.Write(Sections, Key, Value.ToString());
}
public bool Write(string Sections, string Key, string Value)
{
bool flag1;
try
{
flag1 = INIManage.WritePrivateProfileString(Sections, Key, Value, this.Filename) != 0;
}
catch (Exception exception1)
{
ProjectData.SetProjectError(exception1);
flag1 = false;
ProjectData.ClearProjectError();
return flag1;
}
return flag1;
}
#endregion
#region\" INI操作类的Delete相关方法 \"
public bool DeleteKey(string Key)
{
bool flag1;
try
{
flag1 = INIManage.WritePrivateProfileString(this.Sections, Key, null, this.Filename) != 0;
}
catch (Exception exception1)
{
ProjectData.SetProjectError(exception1);
flag1 = false;
ProjectData.ClearProjectError();
return flag1;
}
return flag1;
}
public bool DeleteKey(string Section, string Key)
{
bool flag1;
try
{
flag1 = INIManage.WritePrivateProfileString(Sections, Key, null, this.Filename) != 0;
}
catch (Exception exception1)
{
ProjectData.SetProjectError(exception1);
flag1 = false;
ProjectData.ClearProjectError();
return flag1;
}
return flag1;
}
public bool DeleteSections(string Section)
{
bool flag1;
try
{
flag1 = INIManage.WritePrivateProfileSections(Sections, null, this.Filename) != 0;
}
catch (Exception exception1)
{
ProjectData.SetProjectError(exception1);
flag1 = false;
ProjectData.ClearProjectError();
return flag1;
}
return flag1;
}
#endregion
public ArrayList GetSectionsNames()
{
int num1;
ArrayList list1 = new ArrayList();
byte[] buffer1 = new byte[MAX_ENTRY];
int num2 = 0;
try
{
num1 = INIManage.GetPrivateProfileSectionsNames(buffer1, MAX_ENTRY, this.Filename);
}
catch (Exception exception1)
{
ProjectData.SetProjectError(exception1);
ProjectData.ClearProjectError();
return list1;
}
ASCIIEncoding encoding1 = new ASCIIEncoding();
if (num1 > 0)
{
string text1 = encoding1.GetString(buffer1);
num1 = 0;
num2 = -1;
while (true)
{
num1 = text1.IndexOf(\'/0\', (int) (num2 + 1));
if (((num1 - num2) == 1) || (num1 == -1))
{
return list1;
}
try
{
list1.Add(text1.Substring(num2 + 1, num1 - num2));
}
catch (Exception exception2)
{
ProjectData.SetProjectError(exception2);
ProjectData.ClearProjectError();
}
num2 = num1;
}
}
return list1;
}
}
}
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