of the button

// CH.6 Set the ID
buttonID = event->data.ctlSelect.controlID;

// CH.6 Switch on button ID
switch( buttonID )
{
// CH.6 Hours button
case EnterTimeHoursPushButton:
// CH.6 Minute Tens button
case EnterTimeMinuteTensPushButton:
// CH.6 Minute Ones button
case EnterTimeMinuteOnesPushButton:
{
// CH.6 If no time was set
if( dateTime.hour == NO_TIME )
{
// CH.6 Set the time to 12 PM
dateTime.hour = 12;
dateTime.minute = 0;

// CH.6 Set the controls
setTimeControls();
}

// CH.6 Clear the old selection if any
if( timeSelect )
CtlSetValue( getObject( form, timeSelect ),
false );

// CH.6 Set the new selection
CtlSetValue( getObject( form, buttonID ), true );
timeSelect = buttonID;
}
break;

// CH.6 Up button
case EnterTimeTimeUpRepeating:
{
// CH.6 If there's no time, do nothing
if( dateTime.hour == NO_TIME )
break;

// CH.6 Based on what push button is selected
switch( timeSelect )
{
// CH.6 Increase hours
case EnterTimeHoursPushButton:
{
// CH.6 Increment hours
dateTime.hour++;

// CH.6 If it was 11 AM, make it 12 AM
if( dateTime.hour == 12 )
dateTime.hour = 0;

// CH.6 If it was 11 PM, make it 12 PM
if( dateTime.hour == 24 )
dateTime.hour = 12;
}
break;

// CH.6 Increase tens of minutes
case EnterTimeMinuteTensPushButton:
{
// CH.6 Increment minutes
dateTime.minute += 10;

// CH.6 If it was 5X, roll over
if( dateTime.minute > 59 )
dateTime.minute -= 60;
}
break;

// CH.6 Increase minutes
case EnterTimeMinuteOnesPushButton:
{
// CH.6 Increment minutes
dateTime.minute++;

// CH.6 If it is zero, subtract ten
if( (dateTime.minute % 10) == 0 )
dateTime.minute -= 10;
}
break;
}

// Revise the controls
setTimeControls();
}
break;

// CH.6 Down button
case EnterTimeTimeDownRepeating:
{

// CH.6 If there's no time, do nothing
if( dateTime.hour == NO_TIME )
break;

// CH.6 Based on what push button is selected
switch( timeSelect )
{
// CH.6 Decrease hours
case EnterTimeHoursPushButton:
{
// CH.6 Decrement hours
dateTime.hour--;

// CH.6 If it was 12 AM, make it 11 AM
if( dateTime.hour == -1 )
dateTime.hour = 11;

// CH.6 If it was 12 PM, make it 11 PM
if( dateTime.hour == 11 )
dateTime.hour = 23;
}
break;

// CH.6 Decrease tens of minutes
case EnterTimeMinuteTensPushButton:
{
// CH.6 Decrement minutes
dateTime.minute -= 10;

// CH.6 If it was 0X, roll over
if( dateTime.minute < 0 )
dateTime.minute += 60;
}
break;

// CH.6 Decrease minutes
case EnterTimeMinuteOnesPushButton:
{
// CH.6 Decrement minutes
dateTime.minute--;

// CH.6 If it is 9, add ten
if( (dateTime.minute % 10) == 9 )
dateTime.minute += 10;

// CH.6 If less than zero, make it 9
if( dateTime.minute < 0 )
dateTime.minute = 9;
}
break;
}

// CH.6 Revise the controls
setTimeControls();
}
break;

// CH.6 AM button
case EnterTimeAMPushButton:
{
// CH.6 If no time was set
if( dateTime.hour == NO_TIME )
{
// CH.6 Set the time to 12 AM
dateTime.hour = 0;
dateTime.minute = 0;

// CH.6 Set the controls
setTimeControls();
}

// CH.6 If it is PM
if( dateTime.hour > 11 )
{
// CH.6 Change to AM
dateTime.hour -= 12;

// CH.6 Set the controls
setTimeControls();
}
}
break;

// CH.6 PM button
case EnterTimePMPushButton:
{
// CH.6 If no time was set
if( dateTime.hour == NO_TIME )
{
// CH.6 Set the time to 12 PM
dateTime.hour = 12;
dateTime.minute = 0;

// CH.6 Set the controls
setTimeControls();
}

// CH.6 If it is AM
if( dateTime.hour < 12 )
{
// CH.6 Change to PM
dateTime.hour += 12;

// CH.6 Set the controls
setTimeControls();
}
}
break;


// CH.6 No Time checkbox
case EnterTimeNoTimeCheckbox:
{
// CH.6 If we are unchecking the box
if( dateTime.hour == NO_TIME )
{
// CH.6 Set the time to 12 PM
dateTime.hour = 12;
dateTime.minute = 0;

// CH.6 Set the controls
setTimeControls();

// CH.6 Set the new selection
timeSelect = EnterTimeHoursPushButton;
CtlSetValue( getObject( form, timeSelect ),
true );
}

else
// CH.6 If we are checking the box
dateTime.hour = NO_TIME;

// CH.6 Set the controls
setTimeControls();
}
break;

// CH.6 Cancel button
case EnterTimeCancelButton:
{
// CH.6 Restore time
dateTime = oldTime;

// CH.6 Return to calling form
FrmReturnToForm( 0 );
}
// CH.6 Always return true
return( true );

// CH.6 OK button
case EnterTimeOKButton:
{
VoidPtr precord; // CH.6 Points to the record

// CH.6 Lock it down
precord = MemHandleLock( hrecord );

// CH.6 Write the date time field
DmWrite( precord, DB_DATE_TIME_START, &dateTime,
sizeof( DateTimeType ) );

// CH.6 Unlock the record
MemHandleUnlock( hrecord );

// CH.6 Mark the record dirty
isDirty = true;

// CH.6 Return to the Contact Details form
FrmReturnToForm( 0 );

// CH.6 Update the field
setTimeTrigger();
}
// CH.6 Always return true
return( true );
}
}
break;
}

// CH.6 We're done
return( false );
}

// CH.7 Our Contact List form event handler function
static Boolean contactListHandleEvent( EventPtr event )