/// <summary>
/// Called by the TableView to actually build each cell.
/// </summary>
public override UITableViewCell GetCell(UITableView tableView, NSIndexPath indexPath)
{
// declare vars
NavItem navItem = navItems[indexPath.Section].Items[indexPath.Row];
var cell = tableView.DequeueReusableCell(this.cellIdentifier);
if (cell == null)
{
cell = new UITableViewCell(UITableViewCellStyle.Default, this.cellIdentifier);
cell.Tag = Environment.TickCount;
}
// set the cell properties
cell.TextLabel.Text = navItems[indexPath.Section].Items[indexPath.Row].Name;
cell.Accessory = UITableViewCellAccessory.DisclosureIndicator;
// return the cell
return(cell);
}
/// <summary>
/// Is called when a row is selected
/// </summary>
public override void RowSelected(UITableView tableView, NSIndexPath indexPath)
{
// get a reference to the nav item
NavItem navItem = navItems [indexPath.Section].Items [indexPath.Row];
// if the nav item has a proper controller, push it on to the NavigationController
// NOTE: we could also raise an event here, to loosely couple this, but isn't neccessary,
// because we'll only ever use this this way
if (navItem.Controller != null)
{
navigationController.PushViewController(navItem.Controller, true);
// show the nav bar (we don't show it on the home page)
navigationController.NavigationBarHidden = false;
}
else
{
if (navItem.ControllerType != null)
{
//
ConstructorInfo ctor = null;
// if the nav item has constructor aguments
if (navItem.ControllerConstructorArgs.Length > 0)
{
// look for the constructor
ctor = navItem.ControllerType.GetConstructor(navItem.ControllerConstructorTypes);
}
else
{
// search for the default constructor
ctor = navItem.ControllerType.GetConstructor(System.Type.EmptyTypes);
}
// if we found the constructor
if (ctor != null)
{
//
UIViewController instance = null;
if (navItem.ControllerConstructorArgs.Length > 0)
{
// instance the view controller
instance = ctor.Invoke(navItem.ControllerConstructorArgs) as UIViewController;
}
else
{
// instance the view controller
instance = ctor.Invoke(null) as UIViewController;
}
if (instance != null)
{
// save the object
navItem.Controller = instance;
// push the view controller onto the stack
navigationController.PushViewController(navItem.Controller, true);
}
else
{
Console.WriteLine("instance of view controller not created");
}
}
else
{
Console.WriteLine("constructor not found");
}
}
}
}
