i'm pretty this means you used FldSetTextPtr on the field, without
subsequently calling FldRecalculateField.
----- Original Message -----
From: Mike Davis <[EMAIL PROTECTED]>
To: <[EMAIL PROTECTED]>
Sent: Saturday, June 12, 1999 6:07 PM
Subject: Strange Field Error Problem in POSE
> I am having a problem tracking down an error discovered
> using POSE. This error does not occur on the actual Palm.
>
> I have a Form that has a field that simply displays the User
> Name. It's properties: Usable=T, Editable=F, Enable=T. The form has
> three fields and two buttons. The event handler has code for opening
> the form and responding to the two buttons; that's it; very simple.
>
> I do not have any event handlers that have anything to do with this
> field. But POSE apparently taps in this field. And that causes the
> error.
>
> So, I tried this without POSE. I open the form, then tap the User
> Name field and sure enough the same error is generated. But I cannot
> determine why it occurs or how to fix it.
>
> The error reported is: "... line 100, invalid field length...".
>
> I have other fields and none of these exhibit this problem. All
> properties on all three fields are the same except that the User Name
> field is not editable. Everything else on the form works as it
> should.
>
> Any tips on why I might get this error by simply tapping a field with
> my pen?
>
> Here is the event handler:
> file://***********************************************************
> static Boolean frmRegEventH(EventPtr event) {
> FormPtr form;
> FieldPtr fldP;
> Word fldIdx;
> ControlPtr ctlP;
> int handled = 0;
>
> CALLBACK_PROLOGUE
> form = FrmGetActiveForm();
> switch (event->eType) {
> case frmOpenEvent:
> FrmDrawForm(form);
> if(FrmGetFormId(form) == frmRegister) {
> RegFormInit(form);
> }
> handled = 1;
> break;
> case ctlSelectEvent:
> if (event->data.ctlEnter.controlID == btnRegRegister ) {
> // if btnRegRegistered is pressed do something here
> handled = 1;
> break;
> }
> if (event->data.ctlEnter.controlID == btnRegOk ) {
> // if btnRegOk is pressed return to main form
> FrmReturnToForm(frmMain);
> handled = 1;
> break;
> }
> break;
> }
> CALLBACK_EPILOGUE
> return handled;
> }
>
> --
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