public AppData()
{
InfoCollection = new ObservableCollection <TestVM>();
TestVM building1 = new TestVM();
TestVM building2 = new TestVM();
TestVM building3 = new TestVM();
TestVM building4 = new TestVM();
building1.Title = "Building1";
building1.TimeTaken = DateTime.Now;
building1.Detail = "Building4--beatiful";
building1.Image = "https://developer.xamarin.com/demo/IMG_1415.JPG?width=250";
building2.Title = "Building2";
building2.TimeTaken = DateTime.Now;
building2.Detail = "Building4--beatiful";
building2.Image = "https://developer.xamarin.com/demo/IMG_0074.JPG";
building3.Title = "Building3";
building3.TimeTaken = DateTime.Now;
building3.Detail = "Building3--beatiful";
building3.Image = "https://developer.xamarin.com/demo/IMG_3256.JPG";
building4.Title = "Building4";
building4.TimeTaken = DateTime.Now;
building4.Detail = "Building4--beatiful";
building4.Image = "https://developer.xamarin.com/demo/IMG_0925.JPG?width=512";
InfoCollection.Add(building1);
InfoCollection.Add(building2);
InfoCollection.Add(building3);
InfoCollection.Add(building4);
}
public ImageDetailPage(TestVM info)
{
BindingContext = info;
InitializeComponent();
}
public void DownCommand(TestVM curr)
{
if (InfoCollection.IndexOf(curr) < InfoCollection.Count)
{
InfoCollection.Move(InfoCollection.IndexOf(curr), InfoCollection.IndexOf(curr) + 1);
}
}
//public static TestVM building1 { set; get; }
public void UpCommand(TestVM curr)
{
if (InfoCollection.IndexOf(curr) >= 1)
{
InfoCollection.Move(InfoCollection.IndexOf(curr), InfoCollection.IndexOf(curr) - 1);
}
}
//async void GoToInfoPage(TestVM info)
async void GoToInfoPage(TestVM info, bool isNewItem)
{
// Get AppData object (set to BindingContext in XAML file).
AppData appData = (AppData)BindingContext;
// Set info item to CurrentInfo property of AppData.
appData.CurrentInfo = info;
// Navigate to the info page.
await Navigation.PushModalAsync(new ImageDetailPage(info));
// Add new info item to the collection.
if (isNewItem)
{
appData.InfoCollection.Add(info);
}
}
public void AddCommand(TestVM curr)
{
}
public void DeleteCommand(TestVM curr)
{
InfoCollection.Remove(curr);
}