From Forum Nokia Wiki

Headers

#include <eikseced.h>
class CEikSecretEditor;
CEikSecretEditor* iSecretEdwin ;
const TInt KEdwinBorder  = 20;
_LIT(KDefaultPassword,"mypassword");
const TInt KPasswordLength = 45;

Resource

RESOURCE SECRETED r_password_editor

   {
      num_letters = 45;
   }

Source File

• ConstructL

/*Read from resource */   
TResourceReader resourceReader;
iCoeEnv->CreateResourceReaderLC( resourceReader,R_PASSWORD_EDITOR );
 
/*password edwin creation */
iSecretEdwin = new(ELeave) CEikSecretEditor;
iSecretEdwin->SetContainerWindowL(*this);
iSecretEdwin->ConstructFromResourceL( resourceReader );
iSecretEdwin->SetMaxLength(KPasswordLength);
 
CleanupStack::PopAndDestroy();  //destroy the resourceReader
const CFont* editorFont = const_cast<CFont*>(AknLayoutUtils::FontFromId(
 EAknLogicalFontSecondaryFont));
iSecretEdwin->AknSetFont(*editorFont);
TRect controlRect = Rect for the password edwin  
iSecretEdwin->SetRect(controlRect);
 
* '''Draw Function''' 
<code cpp>
/* draw function*/
TRect  edwinRect = iSecretEdwin ->Rect();
TInt borderSize = KEdwinBorder* iSecretEdwin->Size().iHeight/100;
 
   if(borderSize<4)
       borderSizee =4;
 edwinRect.Grow((borderSize >> 2), (borderSize >> 2));
 
if(iSecretEdwin ->IsFocused())
gc.SetPenColor(KRgbWhite);
else
gc.SetPenColor(KRgbBlack);
gc.DrawRect(edwinRect);

• OfferKeyEventL

response = iSecretEdwin ->OfferKeyEventL(aKeyEvent,aType);

• Setting the default password

iSecretEdwin ->SetText(KDefaultPassword);

• Retrieving the Entered Password

/*retrieve the text from Secret edwin*/ 
TBuf<KPasswordLength>secretWord;
iSecretEdwin->GetText(secretWord);

• Destructor

if(iSecretEdwin )
{
   delete iSecretEdwin ;
   iSecretEdwin  = NULL;
}