Exemplo n.º 1
0
        public ImageCellListPage()
        {
            Title = "ImageCell List Gallery - Legacy";

            if (Device.RuntimePlatform == Device.iOS && Device.Idiom == TargetIdiom.Tablet)
            {
                Padding = new Thickness(0, 0, 0, 60);
            }

            var dataTemplate = new DataTemplate(typeof(ImageCell));
            var stringToImageSourceConverter = new GenericValueConverter(
                obj => new FileImageSource
            {
                File = (string)obj
            }
                );

            dataTemplate.SetBinding(TextCell.TextProperty, new Binding("Text"));
            dataTemplate.SetBinding(TextCell.TextColorProperty, new Binding("TextColor"));
            dataTemplate.SetBinding(TextCell.DetailProperty, new Binding("Detail"));
            dataTemplate.SetBinding(TextCell.DetailColorProperty, new Binding("DetailColor"));
            dataTemplate.SetBinding(ImageCell.ImageSourceProperty, new Binding("Image", converter: stringToImageSourceConverter));

            Random rand = new Random(250);

            var albums = new[] {
                "crimsonsmall.jpg",
                "oasissmall.jpg",
                "cover1small.jpg"
            };

            var label = new Label {
                Text = "I have not been selected"
            };

            var listView = new ListView
            {
                AutomationId = CellTypeList.CellTestContainerId,
                ItemsSource  = Enumerable.Range(0, 100).Select(i => new ImageCellTest
                {
                    Text        = "Text " + i,
                    TextColor   = i % 2 == 0 ? Color.Red : Color.Blue,
                    Detail      = "Detail " + i,
                    DetailColor = i % 2 == 0 ? Color.Red : Color.Blue,
                    Image       = albums[rand.Next(0, 3)]
                }),
                ItemTemplate = dataTemplate
            };

            listView.ItemSelected += (sender, args) => label.Text = "I was selected";

            Content = new StackLayout {
                Children = { label, listView }
            };
        }
Exemplo n.º 2
0
        public UrlImageCellListPage()
        {
            if (Device.RuntimePlatform == Device.iOS && Device.Idiom == TargetIdiom.Tablet)
            {
                Padding = new Thickness(0, 0, 0, 60);
            }

            var dataTemplate = new DataTemplate(typeof(ImageCell));
            var stringToImageSourceConverter = new GenericValueConverter(
                obj => new UriImageSource()
            {
                Uri = new Uri((string)obj)
            });

            dataTemplate.SetBinding(TextCell.TextProperty, new Binding("Text"));
            dataTemplate.SetBinding(TextCell.TextColorProperty, new Binding("TextColor"));
            dataTemplate.SetBinding(TextCell.DetailProperty, new Binding("Detail"));
            dataTemplate.SetBinding(TextCell.DetailColorProperty, new Binding("DetailColor"));
            dataTemplate.SetBinding(ImageCell.ImageSourceProperty,
                                    new Binding("Image", converter: stringToImageSourceConverter));

            var albums = new List <string>();

            for (int i = 0; i < 30; i++)
            {
                albums.Add(string.Format("https://raw.githubusercontent.com/xamarin/Xamarin.Forms/main/Microsoft.Maui.Controls.ControlGallery/coffee.png?ticks={0}", i));
            }


            var random = new Random();
            var label  = new Label {
                Text = "I have not been selected"
            };

            var listView = new ListView
            {
                AutomationId = "ImageUrlCellListView",
                ItemsSource  = Enumerable.Range(0, 300).Select(i => new ImageCellTest
                {
                    Text        = "Text " + i,
                    TextColor   = i % 2 == 0 ? Color.Red : Color.Blue,
                    Detail      = "Detail " + i,
                    DetailColor = i % 2 == 0 ? Color.Red : Color.Blue,
                    Image       = albums[random.Next(0, albums.Count - 1)]
                }),
                ItemTemplate = dataTemplate
            };

            listView.ItemSelected += (sender, args) => label.Text = "I was selected";

            Content = new StackLayout {
                Children = { label, listView }
            };
        }
Exemplo n.º 3
0
        public UrlImageViewCellListPage()
        {
            if (Device.RuntimePlatform == Device.iOS && Device.Idiom == TargetIdiom.Tablet)
            {
                Padding = new Thickness(0, 0, 0, 60);
            }

            var stringToImageSourceConverter = new GenericValueConverter(
                obj => new UriImageSource()
            {
                Uri = new Uri((string)obj)
            });

            var dataTemplate = new DataTemplate(() =>
            {
                var cell = new ViewCell();

                var image = new Image();
                image.SetBinding(Image.SourceProperty, new Binding("Image", converter: stringToImageSourceConverter));
                image.WidthRequest  = 160;
                image.HeightRequest = 160;

                var text = new Label();
                text.SetBinding(Label.TextProperty, new Binding("Text"));
                text.SetBinding(Label.TextColorProperty, new Binding("TextColor"));

                cell.View = new StackLayout
                {
                    Orientation = StackOrientation.Horizontal,
                    Children    =
                    {
                        image,
                        text
                    }
                };

                return(cell);
            });

            var albums = new string[25];

            for (int n = 0; n < albums.Length; n++)
            {
                albums[n] =
                    string.Format(
                        "https://raw.githubusercontent.com/xamarin/Xamarin.Forms/main/Microsoft.Maui.Controls.ControlGallery/coffee.png?ticks={0}", n);
            }

            var label = new Label {
                Text = "I have not been selected"
            };

            var listView = new ListView
            {
                AutomationId = CellTypeList.CellTestContainerId,
                ItemsSource  = Enumerable.Range(0, albums.Length).Select(i => new UrlImageViewCellListPageModel
                {
                    Text      = "Text " + i,
                    TextColor = i % 2 == 0 ? Color.Red : Color.Blue,
                    Image     = albums[i]
                }),
                ItemTemplate = dataTemplate
            };

            listView.ItemSelected += (sender, args) => label.Text = "I was selected";

            Content = new StackLayout {
                Children = { label, listView }
            };
        }