void OnFlightAdded(object sender, FlightEventArgs added)
{
FlightElement element = new FlightElement(added.Flight);
element.Changed += OnFlightElementChanged;
InsertFlightElement(element);
}
public override void Selected(NSIndexPath indexPath)
{
selected = Root[indexPath.Section][indexPath.Row] as FlightElement;
OnFlightSelected(selected.Flight);
base.Selected(indexPath);
}
void InsertFlightElement(FlightElement element)
{
Flight flight = element.Flight;
int year = flight.Date.Year;
YearSection section;
FlightElement fe;
int lo, hi, mid;
// Scan for the appropriate section to add this flight to...
section = GetSectionForYear(year);
hi = section.Count;
mid = 0;
lo = 0;
// Scan for the right place to insert this flight
if (hi > 0)
{
do
{
mid = lo + (hi - lo) / 2;
fe = section[mid] as FlightElement;
if (flight.Date == fe.Flight.Date)
{
// Note: Flights marked with the same date appear in reverse order
while (mid > 0)
{
fe = section[mid] as FlightElement;
if (fe.Flight.Date > flight.Date)
{
break;
}
mid--;
}
break;
}
// Note: flights are in reverse chronological order
if (flight.Date < fe.Flight.Date)
{
lo = mid + 1;
mid++;
}
else
{
hi = mid;
}
} while (lo < hi);
}
section.Insert(mid, UITableViewRowAnimation.Automatic, element);
// Select the flight we just added
SelectRow(element.IndexPath, true, UITableViewScrollPosition.Middle);
}
void OnElementDeleted(object sender, ElementEventArgs args)
{
FlightElement deleted = args.Element as FlightElement;
NSIndexPath path = deleted.IndexPath;
int n = GetElementOffsetFromPath(path);
if (LogBook.Delete(deleted.Flight))
{
deleted.Changed -= OnFlightElementChanged;
Root[path.Section].Remove(path.Row);
if (Root[path.Section].Count == 0)
{
Root.RemoveAt(path.Section, UITableViewRowAnimation.Fade);
}
SelectOrAdd(n);
}
}
void LoadFlightLog()
{
int year = Int32.MaxValue;
Section section = null;
FlightElement element;
foreach (var flight in LogBook.GetAllFlights())
{
if (flight.Date.Year != year)
{
year = flight.Date.Year;
section = new YearSection(year);
Root.Add(section);
}
element = new FlightElement(flight);
element.Changed += OnFlightElementChanged;
section.Add(element);
}
LogBook.FlightAdded += OnFlightAdded;
}
void OnFlightElementChanged(object sender, FlightElementChangedEventArgs args)
{
FlightElement element = (FlightElement)sender;
NSIndexPath path = element.IndexPath;
if (path == null || path.Section >= Root.Count || path.Row >= Root[path.Section].Count)
{
return;
}
if (args.DateChanged)
{
Root[path.Section].Remove(path.Row);
if (Root[path.Section].Count == 0)
{
Root.RemoveAt(path.Section, UITableViewRowAnimation.Fade);
}
InsertFlightElement(element);
}
else
{
Root.Reload(element, UITableViewRowAnimation.None);
}
}
public FlightElementChangedEventArgs(FlightElement element, bool dateChanged)
{
FlightElement = element;
DateChanged = dateChanged;
}
public override void Deselected(NSIndexPath indexPath)
{
base.Deselected (indexPath);
selected = null;
}
void OnFlightAdded(object sender, FlightEventArgs added)
{
FlightElement element = new FlightElement (added.Flight);
element.Changed += OnFlightElementChanged;
InsertFlightElement (element);
}
void LoadFlightLog()
{
int year = Int32.MaxValue;
Section section = null;
FlightElement element;
foreach (var flight in LogBook.GetAllFlights ()) {
if (flight.Date.Year != year) {
year = flight.Date.Year;
section = new YearSection (year);
Root.Add (section);
}
element = new FlightElement (flight);
element.Changed += OnFlightElementChanged;
section.Add (element);
}
LogBook.FlightAdded += OnFlightAdded;
}
void InsertFlightElement(FlightElement element)
{
Flight flight = element.Flight;
int year = flight.Date.Year;
YearSection section;
FlightElement fe;
int lo, hi, mid;
// Scan for the appropriate section to add this flight to...
section = GetSectionForYear (year);
hi = section.Count;
mid = 0;
lo = 0;
// Scan for the right place to insert this flight
if (hi > 0) {
do {
mid = lo + (hi - lo) / 2;
fe = section[mid] as FlightElement;
if (flight.Date == fe.Flight.Date) {
// Note: Flights marked with the same date appear in reverse order
while (mid > 0) {
fe = section[mid] as FlightElement;
if (fe.Flight.Date > flight.Date)
break;
mid--;
}
break;
}
// Note: flights are in reverse chronological order
if (flight.Date < fe.Flight.Date) {
lo = mid + 1;
mid++;
} else {
hi = mid;
}
} while (lo < hi);
}
section.Insert (mid, UITableViewRowAnimation.Automatic, element);
// Select the flight we just added
SelectRow (element.IndexPath, true, UITableViewScrollPosition.Middle);
}
public override void Selected(NSIndexPath indexPath)
{
selected = Root[indexPath.Section][indexPath.Row] as FlightElement;
OnFlightSelected (selected.Flight);
base.Selected (indexPath);
}
public override void Deselected(NSIndexPath indexPath)
{
base.Deselected(indexPath);
selected = null;
}
public FlightElementChangedEventArgs(FlightElement element, bool dateChanged)
{
FlightElement = element;
DateChanged = dateChanged;
}
