/*
* AddLineToClipboard - add data on specified line to the clipboard
*/
int AddLineToClipboard( char *data, int scol, int ecol )
{
#ifdef __WINDOWS_386__
char __far *ptr;
#else
char *ptr;
#endif
GLOBALHANDLE hglob;
int len;
if( !openClipboardForWrite() ) {
return( ERR_CLIPBOARD );
}
/*
* get memory for line
*/
len = ecol - scol + 2;
hglob = GlobalAlloc( GMEM_MOVEABLE, len );
if( hglob == NULL ) {
CloseClipboard();
return( ERR_CLIPBOARD );
}
ptr = GetPtrGlobalLock( hglob );
if( ptr == NULL ) {
CloseClipboard();
return( ERR_CLIPBOARD );
}
/*
* copy line data and put to clipboard
*/
while( --len ) {
*ptr++ = data[scol++];
}
*ptr = '\0';
GlobalUnlock( hglob );
SetClipboardData( CF_TEXT, hglob );
CloseClipboard();
return( ERR_NO_ERR );
} /* AddLineToClipboard */
/*
* DialogTemplate - build a dialog template
*/
GLOBALHANDLE DialogTemplate( LONG dtStyle, int dtx, int dty,
int dtcx, int dtcy, char *menuname, char *classname,
char *captiontext, int pointsize, char *typeface )
{
GLOBALHANDLE data;
UINT blocklen, menulen, classlen, captionlen, typefacelen;
UINT _ISFAR *numbytes;
char _ISFAR *dlgtemp;
char _ISFAR *dlgtypeface;
_DLGTEMPLATE _ISFAR *dt;
FONTINFO _ISFAR *fi;
/*
* get size of block and allocate memory
*/
menulen = stringLength( menuname );
classlen = stringLength( classname );
captionlen = stringLength( captiontext );
blocklen = sizeof( UINT ) + sizeof( _DLGTEMPLATE ) + menulen + classlen + captionlen;
if( dtStyle & DS_SETFONT ) {
typefacelen = stringLength( typeface );
blocklen += sizeof( short ) + typefacelen;
} else {
typefacelen = 0;
}
ADJUST_BLOCKLEN( blocklen );
data = GlobalAlloc( GMEM_MOVEABLE | GMEM_ZEROINIT, blocklen );
if( data == NULL ) {
return( NULL );
}
numbytes = GetPtrGlobalLock( data );
*numbytes = (UINT)blocklen;
/*
* set up template
*/
dt = (_DLGTEMPLATE _ISFAR *)(numbytes + 1);
dt->dtStyle = dtStyle;
dt->dtItemCount = 0;
dt->dtX = dtx;
dt->dtY = dty;
dt->dtCX = dtcx;
dt->dtCY = dtcy;
dlgtemp = (char _ISFAR *)(dt + 1);
/*
* add extra strings to block
*/
dlgtemp = copyMBString( dlgtemp, menuname, menulen );
dlgtemp = copyMBString( dlgtemp, classname, classlen );
dlgtemp = copyMBString( dlgtemp, captiontext, captionlen );
/*
* add font data (if needed)
*/
if( dtStyle & DS_SETFONT ) {
fi = (FONTINFO _ISFAR *)dlgtemp;
fi->PointSize = pointsize;
dlgtypeface = (char _ISFAR *)(fi + 1);
copyMBString( dlgtypeface, typeface, typefacelen );
}
GlobalUnlock( data );
return( data );
} /* DialogTemplate */
/*
* GetClipboardSavebuf - gets data from the clipboard, and builds a
* temporary savebuf from it
*/
int GetClipboardSavebuf( savebuf *clip )
{
GLOBALHANDLE hglob;
char _HUGE_ *ptr;
char _HUGE_ *cpos;
fcb_list fcblist;
int i;
bool is_flushed;
bool has_lf;
bool record_done;
char ch;
int used;
if( !openClipboardForRead() ) {
return( ERR_CLIPBOARD_EMPTY );
}
hglob = GetClipboardData( CF_TEXT );
if( hglob == NULL ) {
return( ERR_CLIPBOARD );
}
ptr = GetPtrGlobalLock( hglob );
cpos = ptr;
i = 0;
is_flushed = false;
has_lf = false;
fcblist.head = NULL;
fcblist.tail = NULL;
record_done = false;
/*
* add all characters to ReadBuffer. Each time this fills,
* create a new FCB
*/
while( (ch = *ptr) != '\0' ) {
INC_POINTER( ptr );
ReadBuffer[i++] = ch;
if( ch == LF ) {
has_lf = true;
}
if( i >= MAX_IO_BUFFER ) {
is_flushed = true;
used = addAnFcb( &fcblist, i );
ptr = GET_POINTER( cpos, used );
cpos = ptr;
i = 0;
}
}
/*
* after we are done, see if any characters are left unprocessed
*/
if( i != 0 ) {
/*
* check if this is a partial line
*/
if( !is_flushed && !has_lf ) {
clip->type = SAVEBUF_LINE;
ReadBuffer[i] = 0;
clip->u.data = MemAlloc( i + 1 );
strcpy( clip->u.data, ReadBuffer );
record_done = true;
} else {
// add LF to end of buffer
if( i >= MAX_IO_BUFFER - 2 ) {
addAnFcb( &fcblist, i );
i = 0;
}
ReadBuffer[i++] = CR;
ReadBuffer[i++] = LF;
addAnFcb( &fcblist, i );
}
} else if( !is_flushed ) {
clip->type = SAVEBUF_NOP;
record_done = true;
}
if( !record_done ) {
clip->type = SAVEBUF_FCBS;
clip->u.fcbs.head = fcblist.head;
clip->u.fcbs.tail = fcblist.tail;
}
GlobalUnlock( hglob );
CloseClipboard();
return( ERR_NO_ERR );
} /* GetClipboardSavebuf */
/*
* AddFcbsToClipboard - add all lines in a given set of fcbs to the clipboard
*/
int AddFcbsToClipboard( fcb_list *fcblist )
{
fcb *cfcb;
line *cline;
char _HUGE_ *ptr;
long size;
int i;
GLOBALHANDLE hglob;
bool crlf_left_to_write = false;
if( !openClipboardForWrite() ) {
return( ERR_CLIPBOARD );
}
/*
* compute the number of bytes in total
*/
size = 1; // for trailing null char
for( cfcb = fcblist->head; cfcb != NULL; cfcb = cfcb->next ) {
size += (long)cfcb->byte_cnt +
(long)(cfcb->end_line-cfcb->start_line + 1);
if( cfcb == fcblist->tail ) {
break;
}
}
/*
* get the memory to store this stuff
*/
hglob = GlobalAlloc( GMEM_MOVEABLE, size );
if( hglob == NULL ) {
CloseClipboard();
return( ERR_CLIPBOARD );
}
ptr = GetPtrGlobalLock( hglob );
if( ptr == NULL ) {
CloseClipboard();
return( ERR_CLIPBOARD );
}
/*
* copy all lines into this pointer
*/
for( cfcb = fcblist->head; cfcb != NULL; cfcb = cfcb->next ) {
FetchFcb( cfcb );
for( cline = cfcb->lines.head; cline != NULL; cline = cline->next ) {
// one CR,LF left to write?
if( crlf_left_to_write ) {
// yes: write it
crlf_left_to_write = false;
*ptr = CR;
INC_POINTER( ptr );
*ptr = LF;
INC_POINTER( ptr );
}
for( i = 0; i < cline->len; i++ ) {
*ptr = cline->data[i];
INC_POINTER( ptr );
}
// remember to write one CR,LF next time
crlf_left_to_write = true;
}
if( cfcb == fcblist->tail ) {
break;
}
}
// the last CR,LF is omitted
*ptr = 0;
GlobalUnlock( hglob );
SetClipboardData( CF_TEXT, hglob );
CloseClipboard();
return( ERR_NO_ERR );
} /* AddFcbsToClipboard */
/*
* DialogTemplate - build a dialog template
*/
GLOBALHANDLE DialogEXTemplate( DWORD dtStyle, DWORD dtExStyle, DWORD dthelpID,
int dtx, int dty, int dtcx, int dtcy, char *menuname,
char *classname, char *captiontext, short pointsize,
char *typeface, short FontWeight, short FontItalic )
{
GLOBALHANDLE data;
UINT blocklen, menulen, classlen, captionlen, typefacelen;
UINT _ISFAR *numbytes;
char _ISFAR *dlgtypeface;
char _ISFAR *dlgtemp;
_DLGEXTEMPLATE _ISFAR *dt;
FONTEXINFO _ISFAR *fi;
/*
* get size of block and allocate memory
*/
menulen = stringLength( menuname );
classlen = stringLength( classname );
captionlen = stringLength( captiontext );
blocklen = sizeof( UINT ) + sizeof( _DLGEXTEMPLATE ) + menulen + classlen + captionlen;
if( dtStyle & DS_SETFONT ) {
typefacelen = stringLength( typeface );
blocklen += 3 * sizeof( short ) + typefacelen;
} else {
typefacelen = 0;
}
ADJUST_BLOCKLEN_DWORD( blocklen );
data = GlobalAlloc( GMEM_MOVEABLE | GMEM_ZEROINIT, blocklen );
if( data == NULL ) {
return( NULL );
}
numbytes = GetPtrGlobalLock( data );
*numbytes = (UINT)blocklen;
/*
* set up template
*/
dt = (_DLGEXTEMPLATE _ISFAR *)(numbytes + 1);
dt->dtVer = 0x0001; // signature dword is 0xffff0001
dt->dtSignature = 0xffff;
dt->dthelpID = dthelpID;
dt->dtExtendedStyle = dtExStyle;
dt->dtStyle = dtStyle;
dt->dtItemCount = 0;
dt->dtX = dtx;
dt->dtY = dty;
dt->dtCX = dtcx;
dt->dtCY = dtcy;
dlgtemp = (char _ISFAR *)(dt + 1);
/*
* add extra strings to block
*/
dlgtemp = copyMBString( dlgtemp, menuname, menulen );
dlgtemp = copyMBString( dlgtemp, classname, classlen );
dlgtemp = copyMBString( dlgtemp, captiontext, captionlen );
/*
* add font data (if needed)
*/
if( dtStyle & DS_SETFONT ) {
fi = (FONTEXINFO _ISFAR *)dlgtemp;
fi->PointSize = pointsize;
fi->weight = FontWeight;
fi->bItalic = FontItalic;
dlgtypeface = (char _ISFAR *)(fi + 1);
copyMBString( dlgtypeface, typeface, typefacelen );
// copyMBString( fi->fontName, typeface, typefacelen );
}
GlobalUnlock( data );
return( data );
} /* DialogEXTemplate */
