wxr
2020-03-05 0bdc0a135dbe31761b53f432ed34f347f0a4e36b
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using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using UIKit;
using Foundation;
using Shared.IO;
using CoreGraphics;
 
namespace Shared
{
    /// <summary>
    /// Button 按键
    /// </summary>
    public class DateView : View
    {
        MyUIDatePicker myUIDatePicker
        {
            get
            {
                return uiView as MyUIDatePicker;
            }
            set
            {
                uiView = value;
            }
        }
 
 
        /// <summary>
        /// 年
        /// </summary>
        public int Year
        {
            get
            {
                return (int)myUIDatePicker.current.Year;
            }
        }
        /// <summary>
        /// 月
        /// </summary>
        public int Month
        {
            get { return (int)myUIDatePicker.current.Month; }
        }
        /// <summary>
        /// 天
        /// </summary>
        public int Day
        {
            get { return (int)myUIDatePicker.current.Day; }
        }
 
        /// <summary>
        /// Initializes a new instance of the <see cref="Shared.DateView"/> class.
        /// </summary>
        public DateView()
        {
            myUIDatePicker = new MyUIDatePicker(this) { };
            
        }
 
        class MyUIDatePicker : UIDatePicker
        {
            [Weak] DateView dateView;
            public MyUIDatePicker(DateView dateView)
            {
                this.dateView = dateView;
                Mode = UIDatePickerMode.Date;
            }
 
            /// <summary>
            /// 点击开始
            /// </summary>
            /// <param name="touches">Touches.</param>
            /// <param name="evt">Evt.</param>
            public override void TouchesBegan(NSSet touches, UIEvent evt)
            {
                dateView?.TouchEvent(EventActions.Down, (touches.AnyObject as UITouch).LocationInView(this));
            }
            /// <summary>
            ///  移动
            /// </summary>
            /// <param name="touches">Touches.</param>
            /// <param name="evt">Evt.</param>
            public override void TouchesMoved(NSSet touches, UIEvent evt)
            {
                dateView?.TouchEvent(EventActions.Move, (touches.AnyObject as UITouch).LocationInView(this));
            }
 
            /// <summary>
            /// 点击弹起
            /// </summary>
            /// <param name="touches">Touches.</param>
            /// <param name="evt">Evt.</param>
            public override void TouchesEnded(NSSet touches, UIEvent evt)
            {
                dateView?.TouchEvent(EventActions.Up, (touches.AnyObject as UITouch).LocationInView(this));
            }
 
            public override void TouchesCancelled(NSSet touches, UIEvent evt)
            {
                dateView?.TouchEvent(EventActions.Cancel, (touches.AnyObject as UITouch).LocationInView(this));
            }
 
            /// <summary>
            /// 当前时间对象
            /// </summary>
            /// <value>The current.</value>
            public NSDateComponents current
            {
                get
                {
                    NSCalendar cal = NSCalendar.CurrentCalendar;
                    return cal.Components(NSCalendarUnit.Year | NSCalendarUnit.Month | NSCalendarUnit.Day, Date);// [cal components: unitFlags fromDate: now]
                }
            }
 
        }
    }
}