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This article mainly explains the "QT imitates MFC to read INI files how to achieve", the article explains the content is simple and clear, easy to learn and understand, the following please follow the editor's ideas slowly in-depth, together to study and learn "QT imitating MFC to read INI files how to achieve" it!

QT imitates MFC to read INI files (Chinese is supported)

# include

# include

UINT SEGetPrivateProfileInt (LPCSTR lpAppName, LPCSTR lpKeyName

INT nDefault, LPCSTR lpFileName)

{

UINT nReturn = nDefault

QString strDefault, strItem, strSection, strKey

StrItem = ""

StrDefault.sprintf ("d", nDefault)

QTextCodec * codec = QTextCodec::codecForName ("GB2312")

QSettings Setting (lpFileName, QSettings::IniFormat)

Setting.setIniCodec (codec)

StrSection = QString::fromLatin1 (lpAppName, strlen (lpAppName))

StrKey = QString::fromLatin1 (lpKeyName, strlen (lpKeyName))

StrItem.append (strSection)

StrItem.append (/)

StrItem.append (strKey)

NReturn = Setting.value (strItem, strDefault). ToUInt ()

Return nReturn

}

DWORD SEGetPrivateProfileString (LPCSTR lpAppName, LPCSTR lpKeyName

LPCSTR lpDefault, LPSTR lpReturnedString, DWORD nSize, LPCSTR lpFileName)

{

DWORD dwLen = 0

QString strReturn

QString strDefault, strItem, strSection, strKey

StrItem = ""

StrDefault = lpReturnedString

QTextCodec * codec = QTextCodec::codecForName ("GB2312")

QSettings Setting (lpFileName, QSettings::IniFormat)

Setting.setIniCodec (codec)

StrSection = QString::fromLatin1 (lpAppName, strlen (lpAppName))

StrKey = QString::fromLatin1 (lpKeyName, strlen (lpKeyName))

StrItem.append (strSection)

StrItem.append (/)

StrItem.append (strKey)

StrReturn = Setting.value (strItem, strDefault). ToString ()

QByteArray ba = strReturn.toAscii ()

Char * lpszData = ba.data ()

DwLen = strlen (lpszData)

DwLen = dwLen > nSize? NSize: dwLen

Strncpy (lpReturnedString, lpszData, dwLen)

Return dwLen

}

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