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Date Picker Custom Renderer replacing Control
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using System; | |
using Xamarin.Forms.Platform.iOS; | |
using Xamarin.Forms; | |
using TestiOSCutCopyPasteDisable.iOS; | |
using UIKit; | |
using Foundation; | |
using CoreGraphics; | |
using System.Security.AccessControl; | |
[assembly: ExportRenderer (typeof(DatePicker), typeof(DatePickerCustomRenderer))] | |
namespace TestiOSCutCopyPasteDisable.iOS | |
{ | |
public class DatePickerCustomRenderer : DatePickerRenderer | |
{ | |
CustomTextField newTextField; | |
public DatePickerCustomRenderer () | |
{ | |
} | |
protected override void OnElementChanged (ElementChangedEventArgs<DatePicker> e) | |
{ | |
base.OnElementChanged (e); | |
if (Control != null) { | |
// do whatever you want to the UITextField here! | |
newTextField = new CustomTextField (Control.Frame); | |
newTextField.Text = Control.Text; | |
newTextField.Delegate = Control.Delegate; | |
newTextField.AddConstraints (Control.Constraints); | |
newTextField.InputView = Control.InputView; | |
var toolbar = (UIToolbar)Control.InputAccessoryView; | |
toolbar.Items [1].Clicked += (object sender, EventArgs evt) => { | |
newTextField.ResignFirstResponder (); | |
}; | |
newTextField.InputAccessoryView = Control.InputAccessoryView; | |
SetNativeControl (newTextField); | |
// Control.ShouldChangeCharacters = ShouldChangeCharacters; | |
} | |
} | |
// public bool ShouldChangeCharacters(UITextField textField, NSRange range, string replacementString) | |
// { | |
// return false; | |
// } | |
} | |
public class CustomTextField : UITextField | |
{ | |
public CustomTextField(CGRect frame) : base(frame) | |
{ | |
} | |
public override bool CanPerform (ObjCRuntime.Selector action, NSObject withSender) | |
{ | |
return false; | |
} | |
} | |
} |
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