did you set the number of items of the list before, so the callback is called as many time as the number of item specified ?
----- Original Message ----- From: "Vidya Amar" <[EMAIL PROTECTED]> To: "Palm Developer Forum" <[EMAIL PROTECTED]> Sent: Wednesday, June 11, 2003 2:32 PM Subject: Popup list callback function not being called...urgent help needed > Hi All, > I have a popup trigger attached to a list which is created from a > database by a callback function > (LstSetDrawFunction) in the MainFormInit routine. > > I have pre-set the label for the popup trigger > to be the 1st choice in the list when the form opens. > Problem:- The callback function is not being called when the form opens. > Here is the code snippet:- > > > const char *ListData; > > static void MainListDraw (Int16 itemNum, RectangleType *bounds, Char** > itemsText) > { > MemHandle recordH = NULL; > BanksoftDBRecordType *record = NULL; > recordH = DmQueryRecord (gPigmyDB, itemNum); > if (! recordH==NULL) > { > record = MemHandleLock (recordH); > UnpackBanksoftRecord (&BanksoftDBRecord, > (const PackedBanksoftRecord *) record); > if(itemNum==0) > { > ListData = BanksoftDBRecord.Rowfields [1]; > } > WinDrawChars (BanksoftDBRecord.Rowfields [1], StrLen > (BanksoftDBRecord.Rowfields [1]), bounds->topLeft.x, > bounds->topLeft.y); MemHandleUnlock (recordH); > } > > } > > static void MainFormInit (FormPtr /*frmP*/) > { > ControlPtr ctl; > Char * str; > ListType *List; > UInt16 n=0, ListSelect; > n=DmNumRecords (gPigmyDB); > List = (ListType *) GetObjectPtr (PigmyAccountNoListList); > LstSetDrawFunction (List, MainListDraw); > LstSetListChoices (List, NULL, n); > LstSetHeight (List, 5); > ctl = (ControlPtr)GetObjectPtr (PigmyAccountNoTriggerPopTrigger); > CtlSetLabel (ctl, ListData); > } > > static Boolean MainFormHandleEvent(EventPtr eventP) > { > Boolean handled = false; > FormPtr frmP; > int numChoices =0; > switch (eventP->eType) > { > case menuEvent: > return MainFormDoCommand (eventP->data.menu.itemID); > case frmOpenEvent: > frmP = FrmGetActiveForm (); > MainFormInit (frmP); > FrmDrawForm (frmP); > handled = true; > break; > case popSelectEvent: > switch (eventP->data.popSelect.controlID){ > case PigmyAccountNoTriggerPopTrigger: > if(!gPigmyDB) > { > FrmCustomAlert( MessageBoxAlert,"NO data..",NULL,NULL); > break; > } > handled = false; > break; > default: > break; > } > default: > break; > > } > > return handled; > } > > _________________________________________________________________ > ICICI's NRI services. They make life easy. > http://server1.msn.co.in/msnspecials/nriservices/index.asp Find out more. > > > -- > For information on using the Palm Developer Forums, or to unsubscribe, please see http://www.palmos.com/dev/support/forums/ -- For information on using the Palm Developer Forums, or to unsubscribe, please see http://www.palmos.com/dev/support/forums/