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module View = | |
type MoviePage (movie:Model.Movie) as this = | |
inherit ContentPage() | |
do | |
let title = Label(Text = movie.Title, FontSize = 18., FontAttributes = FontAttributes.Bold, TextColor = Color.Accent) | |
this.Title <- movie.Title | |
let img = Image(Source=ImageSource.FromUri(Uri(movie.ImagePath))) | |
let overview = Label(Text = movie.Overview) | |
let layout = RelativeLayout() | |
let m = 10. | |
let margin = Constraint.Constant m | |
layout.Children.Add(img, margin, margin) | |
layout.Children.Add(title, | |
Constraint.RelativeToView(img, Func<_,_,_>(fun p v -> v.Width + m*2.)), | |
Constraint.RelativeToView(img, Func<_,_,_>(fun p v -> v.Height / 2.)), | |
Constraint.RelativeToView(img, Func<_,_,_>(fun p v -> p.Width - v.Width - m*2. ))) | |
layout.Children.Add(overview, | |
margin, | |
Constraint.RelativeToView(img, Func<_,_,_>(fun p v -> v.Height + m*3.)), | |
Constraint.RelativeToParent(Func<_,_>(fun p -> p.Width - m*3.)), | |
Constraint.RelativeToParent(Func<_,_>(fun p -> p.Width - overview.Y))) | |
this.Content <- layout | |
type MovieCell () = | |
inherit ImageCell() | |
do | |
base.SetBinding(TextCell.DetailProperty, "Overview") | |
base.SetBinding(TextCell.TextProperty, "Title") | |
base.SetBinding(ImageCell.ImageSourceProperty, "ImagePath") | |
type MoviesPage () as this = | |
inherit ContentPage() | |
let movies = ObservableCollection<Model.Movie>() | |
let mutable currentPage = 1 | |
let times = 3 | |
let loadMovies() = | |
if not this.IsBusy then | |
Device.BeginInvokeOnMainThread(fun _ -> | |
this.IsBusy <- true | |
TheMovieDB.getMovies (currentPage, times) | |
|> Array.iter (movies.Add) | |
currentPage <- currentPage + times | |
this.IsBusy <- false) | |
do | |
this.Title <- "Movies" | |
loadMovies() | |
let lv = ListView(ItemsSource=movies, SeparatorVisibility=SeparatorVisibility.None, RowHeight=100) | |
lv.ItemAppearing.Add(fun(cell)-> if((cell.Item:?>Model.Movie) = movies.Last()) then loadMovies()) | |
lv.ItemTemplate <- DataTemplate(typeof<MovieCell>) | |
lv.ItemSelected.Add(fun(item)->this.Navigation.PushAsync(MoviePage(lv.SelectedItem:?>Model.Movie)) |> ignore) | |
base.Content <- lv | |
type TheMovieDB () = | |
inherit Application() | |
member x.Start() = | |
base.MainPage <- NavigationPage(MoviesPage()) | |
() |
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