modini.bas

提供给入门级别的GPRS编程人员

Attribute VB_Name = "mod_ini"
Option Explicit
'lpBuffer   :   buffer for system directory
'uSize      :   size of directory buffer
Private Declare Function GetSystemDirectory Lib "kernel32" Alias "GetSystemDirectoryA" _
                        (ByVal lpBuffer As String, ByVal nSize As Long) As Long

'lpAppName          :   section name
'lpKeyName          :   key name
'lpDefault          :   default string
'lpReturnedString   :   destination buffer
'nSize              :   size of destination buffer
'lpFileName         :   initialization file name
Private Declare Function GetPrivateProfileString Lib "kernel32" Alias "GetPrivateProfileStringA" _
                                (ByVal lpApplicationName As String, _
                                 ByVal lpKeyName As Any, _
                                 ByVal lpDefault As String, _
                                 ByVal lpReturnedString As String, _
                                 ByVal nSize As Long, _
                                 ByVal lpFileName As String) As Long

'lpAppName  :   section name
'lpKeyName  :   key name
'lpString   :   string to add
'lpFileName :   initialization file
Private Declare Function WritePrivateProfileString Lib "kernel32" Alias "WritePrivateProfileStringA" _
                                (ByVal lpApplicationName As String, _
                                 ByVal lpKeyName As Any, _
                                 ByVal lpString As Any, _
                                 ByVal lpFileName As String) As Long
'////////////////////////////////////////////////////////////////////////////////
'// 函数功能：从ini配置文件中读取指定段名、关键字名的值
'// 调用语法: GetInIKeyValue(SectionName as string,KeyName As String,FileName As String)
'// 参数说明:
'//         SectionName :段名
'//         KeyName     :关键字名
'//         FileName    :ini文件名包括路径
'// 返 回 值:
'//         String      :返回关键字值
'// 处理说明:
'//         调用API函数GetPrivateProfileString
'//////////////////////////////////////////////////////////////////////////////
Public Function GetInIKeyValue(ByVal SectionName As String, _
                               ByVal KeyName As String, _
                               ByVal FileName As String) As String
    Dim KeyValue$
    Dim strTmp As String
    
    KeyValue$ = String$(512, " ")
    GetPrivateProfileString SectionName, KeyName, "", KeyValue$, 512, FileName
    strTmp = Trim(KeyValue$)
    GetInIKeyValue = Left(strTmp, Len(strTmp) - 1)
End Function

'////////////////////////////////////////////////////////////////////////////////
'// 函数功能：从ini配置文件中写入指定段名、关键字名及值
'// 调用语法: SetInIKeyValue(SectionName as string,KeyName As String,KeyValue as string ,FileName As String)
'// 参数说明:
'//         SectionName :段名
'//         KeyName     :关键字名
'//         KeyValue    :关键字值
'//         FileName    :ini文件名包括路径
'// 返 回 值:
'// 处理说明:
'//         调用API函数WritePrivateProfileString
'//////////////////////////////////////////////////////////////////////////////
Public Sub SetInIKeyValue(ByVal SectionName As String, _
                           ByVal KeyName As String, _
                           ByVal KeyValue As String, _
                           ByVal FileName As String)
    Dim lng As Long
    
    lng = WritePrivateProfileString(SectionName, KeyName, KeyValue, FileName)
End Sub