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swap linefeeds into text so it wraps in EDWINs

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This commit is contained in:
ehouse 2005-01-13 02:16:52 +00:00
parent 3f772057d5
commit 3bde62ee78
1 changed files with 93 additions and 8 deletions
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101
xwords4/symbian/src/symaskdlg.cpp
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@ -19,9 +19,11 @@
#include <eikedwin.h>
#include <eikmfne.h>
#include <charconv.h>
#include "symaskdlg.h"
#include "xwords.hrh"
#include "xwords.rsg"
CXWAskDlg::CXWAskDlg( MPFORMAL XWStreamCtxt* aStream, TBool aKillStream ) :
iStream(aStream), iKillStream(aKillStream), iMessage(NULL)
@ -42,6 +44,72 @@ CXWAskDlg::~CXWAskDlg()
}
}
static void
SwapInSymbLinefeed( TDes16& buf16 )
{
TBuf16<1> lfDescNew;
lfDescNew.Append( CEditableText::ELineBreak );
TBuf8<4> tmp( (unsigned char*)XP_CR );
TBuf16<4> lfDescOld;
lfDescOld.Copy( tmp );
XP_LOGF( "starting search-and-replace" );
#if 0
TInt len = buf16.Length();
TPtrC16 rightPart = buf16.Right(len);
TInt leftLen = 0;
for ( ; ; ) {
TInt pos = rightPart.Find( lfDescOld );
if ( pos == KErrNotFound ) {
break;
}
buf16.Replace( leftLen + pos, 1, lfDescNew );
leftLen += pos;
len -= pos;
/* This won't compile. Need to figure out how to replace without
starting the search at the beginning each time */
rightPart = buf16.Right(len);
}
#else
for ( ; ; ) {
TInt pos = buf16.Find( lfDescOld );
if ( pos == KErrNotFound ) {
break;
}
buf16.Replace( pos, 1, lfDescNew );
}
#endif
XP_LOGF( "search-and-replace done" );
}
#if 0
static TBool
ConvertToDblByteL( TDes16& buf16, const TDesC8& buf8 )
{
CCnvCharacterSetConverter* conv = CCnvCharacterSetConverter::NewLC();
RFs fileSession;
User::LeaveIfError(fileSession.Connect());
CleanupClosePushL(fileSession);
conv->PrepareToConvertToOrFromL( KCharacterSetIdentifierAscii,
fileSession );
TInt state = CCnvCharacterSetConverter::KStateDefault;
TInt count = conv->ConvertToUnicode( buf16, buf8, state );
CleanupStack::PopAndDestroy(); /* fileSession */
CleanupStack::PopAndDestroy(); /* converter */
/* Apparently unicode conversion simply 0-byte-pads the <cr> char. So for
proper wrapping in EDWINs I have to manually find all the "\0\n"
strings and replace 'em with Symbian's own wrap value. Dumb.
*/
SwapInSymbLinefeed( buf16 );
return count == 0;
}
#endif
void
CXWAskDlg::PreLayoutDynInitL()
{
@ -53,21 +121,24 @@ CXWAskDlg::PreLayoutDynInitL()
XP_U16* buf16 = new(ELeave) XP_U16[size];
CleanupStack::PushL( buf16 );
char* buf8 = (char*)XP_MALLOC( mpool, size + 1 );
unsigned char* buf8 = (unsigned char*)XP_MALLOC( mpool, size );
/* PENDING This belongs on the leave stack */
User::LeaveIfNull( buf8 );
stream_getBytes( iStream, buf8, size );
buf8[size] = '\0';
stream_getBytes( iStream, buf8, SC(XP_U16,size) );
TPtrC8 desc8( (const unsigned char*)buf8, size );
TPtrC8 desc8( buf8, size );
TPtr16 desc16( buf16, size );
#if 0
if ( ConvertToDblByteL( desc16, desc8 ) ) {
contents->SetTextL( &desc16 );
}
#else
desc16.Copy( desc8 );
SwapInSymbLinefeed( desc16 );
contents->SetTextL( &desc16 );
CleanupStack::PopAndDestroy( buf16 );
#endif
XP_FREE( mpool, buf8 );
CleanupStack::PopAndDestroy( buf16 );
} else {
contents->SetTextL( iMessage );
}
@ -83,3 +154,17 @@ TBool CXWAskDlg::OkToExitL( TInt aButtonID /* pressed button */ )
return ETrue;
}
/* static */ TBool
CXWAskDlg::DoAskDlg( MPFORMAL XWStreamCtxt* aStream, TBool aKillStream )
{
CXWAskDlg* me = new(ELeave)CXWAskDlg( MPPARM(mpool) aStream, aKillStream );
return me->ExecuteLD( R_XWORDS_INFO_ONLY );
}
/* static */ TBool
CXWAskDlg::DoAskDlg( MPFORMAL TBuf16<128>* aMessage )
{
CXWAskDlg* me = new(ELeave)CXWAskDlg( MPPARM(mpool) aMessage );
return me->ExecuteLD( R_XWORDS_INFO_ONLY );
}