Records start at 0. You've hardcoded '1' to DmQueryRecord(). Maybe that's
your problem?
> ----------
> From: [EMAIL PROTECTED][SMTP:[EMAIL PROTECTED]]
> Reply To: Palm Developer Forum
> Sent: Tuesday, January 09, 2001 11:42 AM
> To: Palm Developer Forum
> Subject: Retrieve Record Blank
>
> Hi,
>
> May be some of you can help me out with my problem. I am using codewarrior
> and developing a simple application that would save
> string from textfield into database for later use. The string length
> is unknown. For some reason, when I retrieve the record from the
> database, it always return blank. Insider show that the database does
> have the record. I use "test" as the string to test it.
> Here is what I use to save the record:
>
> static Boolean AddRecord()
> {
> FormPtr frmP;
> FieldPtr url1fldP;
> Char * url1Str;
>
> frmP = FrmGetActiveForm();
> url1fldP = FrmGetObjectPtr(frmP, FrmGetObjectIndex(frmP, 1204));
> url1Str = FldGetTextPtr(url1fldP);
>
> if (url1Str == NULL)
> {
> FrmAlert (DataIncompleteAlert);
> return false;
> }
> else
> {
> Handle h;
> UInt numberRecord = DmNumRecords(gDatabase);
> UInt index;
> UInt slength;
>
> if (numberRecord == 0)
> {
>
> index = dmMaxRecordIndex;
> slength = StrLen(url1Str) + 1;
> h = DmNewRecord(gDatabase, &index, slength);
> if (h)
> { // could fail due to out of memory!
> Ptr p = MemHandleLock(h);
> Err err = DmWrite(p, 0, &url1Str, slength);
> MemPtrUnlock(p);
> DmReleaseRecord(gDatabase, index, true);
> }
>
> }
> }
> return true;
> }
>
>
> Here is what I do to get the record:
>
> static Boolean GetRecord()
> {
>
> Handle h;
> //FieldPtr fldP;
> FormPtr frm = FrmGetActiveForm();
> Char recordAsString[5];
> h = DmQueryRecord(gDatabase, 1);
> if (h) {
> Char * record = MemHandleLock(h);
> StrCopy(recordAsString, record);
> //fldP = FrmGetObjectPtr(frm, 1204);
> //MemHandleUnlock(h);
> }
> return true;
> }
>
> At this point, the debugger show that record == "" and recordAsString =
> "". h does has data,
>
> why is record blank ? Hope someone can help as I am new to this. Thanks so
> much in advance.
>
> Darren
>
>
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