Here is a simple way to do what you are doing.
static void GetFieldData( UInt16 fld, Char *text )
{
FormPtr frm = FrmGetActiveForm();
FieldPtr fldP = FrmGetObjectPtr(frm,
FrmGetObjectIndex(frm,fld));
if(FldGetTextLegnth(fldP))
{
StrCopy(text, FldGetTextPtr(fldP);
}
}
> -----Original Message-----
> From: [EMAIL PROTECTED] [mailto:bounce-449914-
> [EMAIL PROTECTED] On Behalf Of druid
> Sent: Friday, July 22, 2005 8:53 PM
> To: Palm Developer Forum
> Subject: Checking to see if field has data in it before passing it
routine
>
> I need to check to see if the field has data in it before I pass it
to
> GetFieldData.
> What is the best way to do that and assign a text value to name
> if the field is NULL
>
>
> GetFieldData( fldName, name );
>
>
>
>
> static void GetFieldData( UInt16 fld, Char *text )
> {
> FormPtr frm = FrmGetActiveForm();
> FieldPtr fldP = FrmGetObjectPtr(frm,
FrmGetObjectIndex(frm,fld));
>
> MemHandle hText = FldGetTextHandle(fldP);
> if (hText)
> {
> MemPtr *pMem = MemHandleLock( hText );
> StrCopy( text, (Char*)pMem );
> MemHandleUnlock( hText );
> }
> }
> --
> For information on using the PalmSource Developer Forums, or to
> unsubscribe, please see http://www.palmos.com/dev/support/forums/
--
For information on using the PalmSource Developer Forums, or to unsubscribe,
please see http://www.palmos.com/dev/support/forums/
