Пример #1
0
        private StackLayout ObterConteudo()
        {
            AcharButton = new Button
            {
                Text            = "achar catioro fofo",
                FontSize        = Device.GetNamedSize(NamedSize.Large, typeof(Label)),
                VerticalOptions = LayoutOptions.CenterAndExpand
            };
            PostarButton = new Button
            {
                Text            = "postar!",
                FontSize        = Device.GetNamedSize(NamedSize.Large, typeof(Label)),
                VerticalOptions = LayoutOptions.CenterAndExpand
            };
            LegendaEntry = new Entry
            {
                Placeholder     = "entre com uma legenda",
                FontSize        = Device.GetNamedSize(NamedSize.Large, typeof(Label)),
                VerticalOptions = LayoutOptions.CenterAndExpand
            };
            FotoImage = new Image {
                WidthRequest = 100, HeightRequest = 100
            };

            PostarButton.IsEnabled = false;
            PostarButton.IsVisible = false;

            AcharButton.Clicked += async(sender, args) =>
            {
                if (!CrossMedia.Current.IsCameraAvailable || !CrossMedia.Current.IsPickPhotoSupported)
                {
                    await DisplayAlert("No Camera", ":( No camera avaialble.", "OK");

                    return;
                }

                File = await CrossMedia.Current.PickPhotoAsync(new PickMediaOptions()
                {
                    CompressionQuality = 50
                });

                if (File == null)
                {
                    return;
                }

                PostarButton.IsEnabled = true;
                PostarButton.IsVisible = true;
                AcharButton.Text       = "trocar catioro fofo";

                FotoImage.Source = ImageSource.FromStream(ObterStream);
            };

            PostarButton.Clicked += async(sender, args) =>
            {
                PostModel post = new PostModel(Stream)
                {
                    Legenda = LegendaEntry.Text,
                    Usuario = PostViewModel.Usuario
                };
                var postFinal = new PostModel();
                postFinal = await PostRepository.SalvarPost(post);

                PostViewModel.InserirPost(postFinal);
                var expViewCode = new ExpViewCS(PostViewModel);
                MainPage.CurrentPage = MainPage.Children[0];

                return;
            };

            return(new StackLayout
            {
                Padding = new Thickness(0, 0, 0, 0),
                Orientation = StackOrientation.Vertical,
                Children =
                {
                    AcharButton,
                    PostarButton,
                    FotoImage,
                    LegendaEntry
                }
            });
        }