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Question
Compare Registery Keys
i wish to compare the Registry keys in the following region
HKLM/Software/MVQ
and HKLM/Software/ABC
If any of the key in ABC is found in MVQ then the key in ABC is deleted and the delete key is moved to HKLM/Software/MVQ/Delete
any idea how to do it ?
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Answers
procedure TForm1.BitBtn2Click(Sender
var
Reg: TRegistry;
MVQKeys,
LPOKeys: TStringList;
begin
Reg := TRegistry.Create;
MVQKeys := TStringList.Create;
LPOKeys := TStringList.Create;
try
Reg.RootKey := HKEY_CURRENT_USER;
if Reg.OpenKey( '\Software\MVQ', False ) then
begin
Reg.GetKeyNames( MVQKeys );
Reg.CloseKey;
end;
if Reg.OpenKey( '\Software\LPQ', False ) then
begin
Reg.GetKeyNames( LPQKeys );
Reg.CloseKey;
end;
{ Compare the 2 lists -
using DeleteKey( KeyName ) to delete the dupe key and
WriteString( KeyName, KeyValue ) to add new values or
Reg.OpenKey( KeyName, TRUE ) to create parent key
}
finally
FreeAndNil( Reg );
FreeAndNil( LPOKeys );
FreeAndNil( MVQKeys );
end;
end;
Hope this is what you need!
procedure TForm1.BitBtn2Click(Sender
var
Reg: TRegistry;
MVQKeys,
ABCKeys: TStringList;
I, J: Integer;
begin
Reg := TRegistry.Create;
MVQKeys := TStringList.Create;
ABCKeys := TStringList.Create;
try
Reg.RootKey := HKEY_CURRENT_USER;
if Reg.OpenKey( '\Software\MVQ', False ) then
begin
Reg.GetKeyNames( MVQKeys );
Reg.CloseKey;
end;
if Reg.OpenKey( '\Software\ABC', False ) then
begin
Reg.GetKeyNames( ABCKeys );
Reg.CloseKey;
end;
for I := 0 to Pred( ABCKeys.Count ) do
begin
for J := 0 to Pred( MVQKeys.Count ) do
begin
if UpperCase( ABCKeys[ I ] ) = UpperCase( MVQKeys[ J ] ) then
begin
Reg.MoveKey( '\Software\MVQ\' + MVQKeys[ J ],
'\Software\MVQ\Delete\' + MVQKeys[ J ], True );
{ Read help file for limitations on the MoveKey command (Windows95 & NT) }
Reg.DeleteKey( 'Software\ABC\' + ABCKeys[ I ] );
Break;
end;
end;
end;
finally
FreeAndNil( Reg );
FreeAndNil( ABCKeys );
FreeAndNil( MVQKeys );
end;
end;
Try this :)
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by: Jase-CoderPosted on 2003-08-20 at 04:36:25ID: 9187259
you could load each registry key into an array and compare that way and then delete how you would normally delete keys