60 строки
2.0 KiB
C#
60 строки
2.0 KiB
C#
using UIKit;
|
|
using Xamarin.Forms.Platform.iOS;
|
|
using Xamarin.Forms;
|
|
using System.Collections.Generic;
|
|
using Xamarin.Forms.ControlGallery.iOS;
|
|
using Xamarin.Forms.Controls.Issues;
|
|
|
|
[assembly: ExportRenderer(typeof(Button), typeof(CustomRenderer40251))]
|
|
namespace Xamarin.Forms.ControlGallery.iOS
|
|
{
|
|
public class CustomRenderer40251 : ButtonRenderer
|
|
{
|
|
Dictionary<string, object> originalValues = new Dictionary<string, object>();
|
|
|
|
public CustomRenderer40251()
|
|
{
|
|
if (TestPage40251.Arg == "TitleColor")
|
|
{
|
|
originalValues.Add("TitleColor", UIButton.Appearance.TitleColor(UIControlState.Normal));
|
|
UIButton.Appearance.SetTitleColor(UIColor.Red, UIControlState.Normal);
|
|
}
|
|
else if (TestPage40251.Arg == "TitleShadowColor")
|
|
{
|
|
originalValues.Add("TitleShadowColor", UIButton.Appearance.TitleShadowColor(UIControlState.Normal));
|
|
UIButton.Appearance.SetTitleShadowColor(UIColor.White, UIControlState.Normal);
|
|
}
|
|
else if (TestPage40251.Arg == "BackgroundImage")
|
|
{
|
|
originalValues.Add("BackgroundImage", UIButton.Appearance.BackgroundImageForState(UIControlState.Normal));
|
|
UIButton.Appearance.SetBackgroundImage(new UIImage("Intranet-icon.png"), UIControlState.Normal);
|
|
}
|
|
}
|
|
|
|
protected override void OnElementChanged(ElementChangedEventArgs<Button> e)
|
|
{
|
|
base.OnElementChanged(e);
|
|
|
|
if (e.NewElement != null)
|
|
{
|
|
if (Control != null)
|
|
Control.TitleShadowOffset = new CoreGraphics.CGSize(2, 2);
|
|
}
|
|
}
|
|
|
|
protected override void Dispose(bool disposing)
|
|
{
|
|
if (disposing)
|
|
{
|
|
if (TestPage40251.Arg == "TitleColor")
|
|
UIButton.Appearance.SetTitleColor(originalValues["TitleColor"] as UIColor, UIControlState.Normal);
|
|
else if (TestPage40251.Arg == "TitleShadowColor")
|
|
UIButton.Appearance.SetTitleShadowColor(originalValues["TitleShadowColor"] as UIColor, UIControlState.Normal);
|
|
else if (TestPage40251.Arg == "BackgroundImage")
|
|
UIButton.Appearance.SetBackgroundImage(originalValues["BackgroundImage"] as UIImage, UIControlState.Normal);
|
|
}
|
|
|
|
base.Dispose(disposing);
|
|
}
|
|
}
|
|
} |