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using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace Xamarin.Forms.Controls
{
public class ButtonGallery : ContentPage
{
public ButtonGallery ()
{
BackgroundColor = new Color (0.9);
var normal = new Button { Text = "Normal Button" };
normal.Effects.Add (Effect.Resolve ("XamControl.BorderEffect"));
var disabled = new Button { Text = "Disabled Button"};
var disabledswitch = new Switch ();
disabledswitch.SetBinding (Switch.IsToggledProperty, "IsEnabled");
disabledswitch.BindingContext = disabled;
var canTapLabel = new Label {
Text = "Cannot Tap"
};
disabled.Clicked += (sender, e) => {
canTapLabel.Text = "TAPPED!";
};
var click = new Button { Text = "Click Button" };
var rotate = new Button { Text = "Rotate Button" };
var transparent = new Button { Text = "Transparent Button" };
var fontName = Device.OnPlatform ("Georgia", "sans-serif-light", "Comic Sans MS");
var font = Font.OfSize (fontName, NamedSize.Medium);
var themedButton = new Button {
Text = "Accent Button",
BackgroundColor = Color.Accent,
TextColor = Color.White,
ClassId = "AccentButton",
Font = font
};
var borderButton = new Button {
Text = "Border Button",
BorderColor = Color.Black,
BackgroundColor = Color.Purple,
BorderWidth = 5,
BorderRadius = 5
};
var timer = new Button { Text = "Timer" };
var busy = new Button { Text = "Toggle Busy" };
var alert = new Button { Text = "Alert" };
var alertSingle = new Button {Text = "Alert Single"};
var image = new Button { Text = "Image Button", Image = new FileImageSource {File = "bank.png"}, BackgroundColor = Color.Blue.WithLuminosity (.8) };
themedButton.Clicked += (sender, args) => themedButton.Font = Font.Default;
alertSingle.Clicked += (sender, args) => DisplayAlert ("Foo", "Bar", "Cancel");
disabled.IsEnabled = false;
int i = 1;
click.Clicked += (sender, e) => { click.Text = "Clicked " + i++; };
rotate.Clicked += (sender, e) => rotate.RelRotateTo (180);
transparent.Opacity = .5;
int j = 1;
timer.Clicked += (sender, args) => Device.StartTimer (TimeSpan.FromSeconds (1), () => {
timer.Text = "Timer Elapsed " + j++;
return j < 4;
});
bool isBusy = false;
busy.Clicked += (sender, args) => IsBusy = isBusy = !isBusy;
alert.Clicked += async (sender, args) => {
var result = await DisplayAlert ("User Alert", "This is a user alert. This is only a user alert.", "Accept", "Cancel");
alert.Text = result ? "Accepted" : "Cancelled";
};
borderButton.Clicked += (sender, args) => borderButton.BackgroundColor = Color.Default;
Content = new ScrollView {
Content = new StackLayout {
Padding = new Size (20, 20),
Children = {
normal,
new StackLayout {
Orientation = StackOrientation.Horizontal,
Children={
disabled,
disabledswitch,
},
},
canTapLabel,
click,
rotate,
transparent,
themedButton,
borderButton,
new Button {Text = "Thin Border", BorderWidth = 1, BackgroundColor=Color.White, BorderColor = Color.Black, TextColor = Color.Black},
new Button {Text = "Thinner Border", BorderWidth = .5, BackgroundColor=Color.White, BorderColor = Color.Black, TextColor = Color.Black},
new Button {Text = "BorderWidth == 0", BorderWidth = 0, BackgroundColor=Color.White, BorderColor = Color.Black, TextColor = Color.Black},
timer,
busy,
alert,
alertSingle,
image,
}
}
};
}
}
}
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