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| function RegistryRead(const Subkey, ValueName: string):string;
var
valueType: DWORD;
valueLen: DWORD;
buffer: PChar;
key: HKEY;
begin
// open the specified key
if RegOpenKeyEx(HKEY_CURRENT_USER,
PChar(Subkey),
0, KEY_READ, key) = ERROR_SUCCESS then
begin
// retrieve the type and data for a specified value name
SetLastError(RegQueryValueEx(key,
PChar(ValueName),
nil,
@valueType,
nil,
@valueLen));
if GetLastError = ERROR_SUCCESS then
begin
GetMem(buffer, valueLen);
try
RegQueryValueEx(key,
PChar(ValueName),
nil,
nil,
PBYTE(buffer),
@valueLen);
Result:=StrPas(buffer)
finally
FreeMem(buffer)
end
end
else
raise Exception.Create('Cannot Read Value/')
end;
end; |
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