81 строка
2.6 KiB
C#
81 строка
2.6 KiB
C#
using Xamarin.Forms.CustomAttributes;
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using Xamarin.Forms.Internals;
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namespace Xamarin.Forms.Controls.Issues
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{
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[Preserve(AllMembers = true)]
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[Issue(IssueTracker.Bugzilla, 27417,
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"Button.Image behaviors differently on each platform and has extra padding even with no Text", PlatformAffected.All)]
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public class Bugzilla27417 : TestContentPage
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{
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protected override void Init()
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{
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var instructions = new Label { Text = @"There should be 8 buttons below (the bottom 7 are in a ScrollView).
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Buttons 1 and 2 have images which are horizontally and vertically centered.
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Button 3 should have the text 'Click Me' in the center.
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Button 4 should have an image in the center and no text.
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Button 5 should have the image on the left and the text on the right.
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Button 6 should have the image on the top and the text on the bottom.
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Button 7 should have the image on the bottom and the text on the top.
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Button 8 have the image on the right and the text on the left." };
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var grid = new Grid
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{
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RowDefinitions = new RowDefinitionCollection
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{
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new RowDefinition { Height = 100 }
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},
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VerticalOptions = LayoutOptions.Start,
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Children =
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{
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new Button
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{
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HeightRequest = 500, // Making sure that the image still gets centered vertically even if the HeightRequest won't be honored
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Image = "coffee.png"
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}
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}
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};
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Content = new StackLayout
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{
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VerticalOptions = LayoutOptions.Fill,
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Spacing = 10,
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Children =
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{
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instructions,
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grid,
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new ScrollView
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{
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Content = new StackLayout
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{
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Spacing = 10,
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VerticalOptions = LayoutOptions.Center,
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HorizontalOptions = LayoutOptions.Center,
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Children =
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{
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new Button { WidthRequest = 200, HeightRequest = 300, Image = "coffee.png" },
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new Button { Text = "Click Me", BackgroundColor = Color.Gray },
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new Button { Image = "coffee.png", BackgroundColor = Color.Gray },
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CreateButton(new Button.ButtonContentLayout(Button.ButtonContentLayout.ImagePosition.Left, 10)),
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CreateButton(new Button.ButtonContentLayout(Button.ButtonContentLayout.ImagePosition.Top, 10)),
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CreateButton(new Button.ButtonContentLayout(Button.ButtonContentLayout.ImagePosition.Bottom, 10)),
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CreateButton(new Button.ButtonContentLayout(Button.ButtonContentLayout.ImagePosition.Right, 10))
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}
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}
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}
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}
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};
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}
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static Button CreateButton(Button.ButtonContentLayout layout)
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{
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return new Button
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{
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Text = "Click Me",
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Image = "coffee.png",
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ContentLayout = layout,
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BackgroundColor = Color.Gray
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};
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}
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}
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} |