//using System;
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//using Android.Content;
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//using Android.Views;
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//using Android.Util;
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//using Android.Runtime;
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//using Android.Widget;
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//using Android.OS;
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//using Android.Views.Animations;
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//namespace Shared
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//{
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// //已经全面检查了代码
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// /// <summary>
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// /// 在滑动事件下，可显示隐藏些自定义视图
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// /// </summary>
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// public class DrawerLayout : ViewGroup
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// {
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// AndroidDrawerLayout androidDrawerLayout;
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// //uint lineColor = 0x62818181;
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// ///// <summary>
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// ///// 背景颜色
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// ///// </summary>
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// ///// <value>The color of the background.</value>
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// //public virtual uint LineColor
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// //{
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// // get
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// // {
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// // return lineColor;
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// // }
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// // set
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// // {
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// // lineColor = value;
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// // byte r, g, b, a;
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// // r = (byte)(lineColor / 256 / 256 % 256);
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// // g = (byte)(lineColor / 256 % 256);
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// // b = (byte)(lineColor % 256);
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// // a = (byte)(lineColor / 256 / 256 / 256 % 256);
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// // lineLinearLayout.SetBackgroundColor(Android.Graphics.Color.Argb(a, r, g, b));
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// // }
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// //}
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// /// <summary>
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// /// 宽度设置或读取
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// /// </summary>
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// /// <value>The width.</value>
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// public override int Width
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// {
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// get
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// {
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// return base.Width;
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// }
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// set
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// {
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// base.Width = value;
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// if (!IsCanRefresh)
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// {
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// return;
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// }
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// var layoutParameters = androidDrawerLayout.LayoutParameters;
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// layoutParameters.Width = Width;
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// androidDrawerLayout.LayoutParameters = layoutParameters;
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// }
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// }
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// /// <summary>
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// /// 视图高度
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// /// </summary>
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// /// <value>The height.</value>
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// public override int Height
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// {
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// get
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// {
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// return base.Height;
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// }
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// set
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// {
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// base.Height = value;
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// if (!IsCanRefresh)
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// {
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// return;
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// }
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// var layoutParameters = androidDrawerLayout.LayoutParameters;
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// layoutParameters.Height = Height;
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// androidDrawerLayout.LayoutParameters = layoutParameters;
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// }
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// }
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// Android.Widget.FrameLayout leftLinarLayout;
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// //Android.Widget.LinearLayout rightLinarLayout;
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// //Android.Widget.LinearLayout lineLinearLayout;
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// /// <summary>
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// /// 在滑动事件下，可显示隐藏些自定义视图
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// /// </summary>
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// public DrawerLayout()
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// {
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// viewGroup = new Android.Widget.RelativeLayout(Application.Activity);
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// androidDrawerLayout = new AndroidDrawerLayout(Application.Activity, this) { };
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// androidDrawerLayout.LeftToRightAction += () =>
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// {
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// openLeftMenu();
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// };
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// realViewGroup = androidDrawerLayout;
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// leftLinarLayout = new Android.Widget.FrameLayout(Application.Activity) { Alpha = 0.0f };
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// //rightLinarLayout = new Android.Widget.LinearLayout(Application.Activity) { Orientation = Android.Widget.Orientation.Horizontal, Alpha = 0.0f };
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// //lineLinearLayout = new Android.Widget.LinearLayout(Application.Activity);
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// //LineColor = lineColor;
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// viewGroup.AddView(leftLinarLayout, new Android.Views.ViewGroup.LayoutParams(Android.Views.ViewGroup.LayoutParams.WrapContent, Android.Views.ViewGroup.LayoutParams.MatchParent));
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// //viewGroup.AddView(rightLinarLayout, new Android.Views.ViewGroup.LayoutParams(Android.Views.ViewGroup.LayoutParams.WrapContent, Android.Views.ViewGroup.LayoutParams.MatchParent));
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// viewGroup.AddView(androidDrawerLayout, new Android.Views.ViewGroup.LayoutParams(Android.Views.ViewGroup.LayoutParams.MatchParent, Android.Views.ViewGroup.LayoutParams.MatchParent));
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// //viewGroup.AddView(lineLinearLayout, new Android.Widget.FrameLayout.LayoutParams(Android.Views.ViewGroup.LayoutParams.MatchParent, DensityUtil.Dip2Px(1), Android.Views.GravityFlags.Bottom));
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// }
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// void openLeftMenu()
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// {
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// //if (androidDrawerLayout.isShowRight)
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// //{
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// // hideRightMenu();
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// // return;
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// //}
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// if (leftLinarLayout.ChildCount == 0)
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// return;
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// androidDrawerLayout.isShowLeft = true;
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// Android.Widget.FrameLayout.LayoutParams lp = (Android.Widget.FrameLayout.LayoutParams)leftLinarLayout.LayoutParameters;
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// lp.RightMargin = 0;
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// leftLinarLayout.LayoutParameters = lp;
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// leftLinarLayout.Alpha = 1.0f;
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// if (leftLinarLayout.Animation == null)
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// {
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// leftLinarLayout.Animation = new TranslateAnimation(
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// Dimension.RelativeToSelf, -androidDrawerLayout.LayoutParameters.Width,
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// Dimension.RelativeToSelf, 0,
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// Dimension.RelativeToSelf, 0,
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// Dimension.RelativeToSelf, 0);
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// leftLinarLayout.Animation.Duration = 200;
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// }
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// // Animation = leftUIView.Animation;
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// //Animation.Reset();
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// //Animation.StartNow();
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// leftLinarLayout.Animation.Reset();
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// leftLinarLayout.Animation.StartNow();
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// System.Console.WriteLine("DrawerLayout:openLeftMenu");
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// // UIView.Animate (0.2f, 0.0f, UIViewAnimationOptions.BeginFromCurrentState, () => {
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// // contentView.X = (int)leftUIView.Frame.Width;
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// // leftUIView.Alpha = 1.0f;
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// // }, () => {
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// //
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// // });
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// }
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// void hideLeftMenu()
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// {
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// androidDrawerLayout.isShowLeft = false;
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// Android.Widget.FrameLayout.LayoutParams lp = (Android.Widget.FrameLayout.LayoutParams)leftLinarLayout.LayoutParameters;
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// lp.RightMargin = androidDrawerLayout.LayoutParameters.Width;
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// leftLinarLayout.LayoutParameters = lp;
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// leftLinarLayout.Alpha = 0.0f;
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// // UIView.Animate(0.2f,0.0f,UIViewAnimationOptions.BeginFromCurrentState,()=>{
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// // contentView.X=0;
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// // leftUIView.Alpha=0.0f;
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// // },()=>{
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// //
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// // });
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// }
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// /// <summary>
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// /// 子视图的宽度
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// /// </summary>
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// //int subViewWidth = 100;
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// /// <summary>
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// /// 增加左边视图
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// /// </summary>
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// /// <param name="view">View.</param>
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// public void AddLeftView(View view)
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// {
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// leftLinarLayout.AddView(view.AndroidView, new Android.Views.ViewGroup.LayoutParams(androidDrawerLayout.LayoutParameters.Width, androidDrawerLayout.LayoutParameters.Height));
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// leftLinarLayout.LayoutParameters.Width = androidDrawerLayout.LayoutParameters.Width;
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// view.Parent = this;
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// view.Width = androidDrawerLayout.LayoutParameters.Width;
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// view.Height = androidDrawerLayout.LayoutParameters.Height;
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// }
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// class AndroidDrawerLayout : Android.Widget.FrameLayout
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// {
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// View _view;
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// int mTouchSlop
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// {
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// get
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// {
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// var configuration = ViewConfiguration.Get(Context);
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// //最小的滑动距离
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// return configuration.ScaledTouchSlop;
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// }
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// }
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// public AndroidDrawerLayout(Context context, View view)
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// : base(context)
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// {
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// _view = view;
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// }
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// float mLastX, mLastY;
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// internal bool isShowLeft;
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// internal bool isShowRight;
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// public Action RightToLeftAction;
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// public Action LeftToRightAction;
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// bool isActioned;
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// bool action(MotionEvent e)
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// {
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// switch (e.Action)
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// {
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// case MotionEventActions.Down:
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// //记录点击的最新X坐标
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// mLastX = e.RawX;
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// mLastY = e.RawY;
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// Parent?.RequestDisallowInterceptTouchEvent(true);
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// break;
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// case MotionEventActions.Move:
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// var x = e.RawX;
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// var y = e.RawY;
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// var deltaX = x - mLastX;
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// var deltaY = y - mLastY;
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// if (Math.Abs(deltaY) < Math.Abs(deltaX))
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// {
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// if (!isActioned)
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// {
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// //RightToLeftAction
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// if (deltaX < -mTouchSlop)
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// {
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// isActioned = true;
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// //parentDelay(true);
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// System.Console.WriteLine("DrawerLayout:DispatchTouchEvent:RightToLeft");
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// RightToLeftAction?.Invoke();
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// }
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// //LeftToRightAction
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// if (mTouchSlop < deltaX)
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// {
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// isActioned = true;
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// //parentDelay(true);
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// System.Console.WriteLine("DrawerLayout:DispatchTouchEvent:LeftToRight");
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// LeftToRightAction?.Invoke();
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// }
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// }
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// return true;
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// }
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// else
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// {
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// //上下滑动时，允许父控件的拦截
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// if (4 < Math.Abs(deltaY))
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// {
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// Parent?.RequestDisallowInterceptTouchEvent(false);
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// }
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// }
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// break;
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// }
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// return false;
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// }
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// /// <summary>
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// /// 执行OnInterceptTouchEvent和OnTouchEvent
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// /// </summary>
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// /// <returns><c>true</c>事件已经处理<c>false</c>事件没有处理</returns>
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// /// <param name="e">E.</param>
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// public override bool DispatchTouchEvent(MotionEvent e)
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// {
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// System.Console.WriteLine($"{GetType()} Height->{Height} Width->{Width} DispatchTouchEvent->{e.Action}");
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// if (e.Action == MotionEventActions.Down)
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// {
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// isActioned = false;
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// //还原允许拦截事件
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// RequestDisallowInterceptTouchEvent(false);
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// }
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// return base.DispatchTouchEvent(e);
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// }
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// public override bool OnInterceptTouchEvent(MotionEvent e)
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// {
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// System.Console.WriteLine($"{GetType()} Height->{Height} Width->{Width} OnInterceptTouchEvent->{e.Action}");
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// if (disallowIntercept)
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// {
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// return false;
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// }
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// if (action(e))
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// {
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// return true;
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// }
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// return base.OnInterceptTouchEvent(e);
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// }
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// /// <summary>
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// /// 重写点击事件
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// /// </summary>
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// /// <returns><c>true</c>, if touch event was oned, <c>false</c> otherwise.</returns>
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// /// <param name="e">E.</param>
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// public override bool OnTouchEvent(MotionEvent e)
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// {
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// System.Console.WriteLine($"{GetType()} Height->{Height} Width->{Width} OnTouchEvent->{e.Action}");
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// if (!isActioned)
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// {
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// _view.TouchEvent(e);
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// }
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// action(e);
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// return true;
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// }
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// bool disallowIntercept;
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// public override void RequestDisallowInterceptTouchEvent(bool disallowIntercept)
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// {
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// this.disallowIntercept = disallowIntercept;
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// System.Console.WriteLine($"{GetType()} Height->{Height} RequestDisallowInterceptTouchEvent->{disallowIntercept}");
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// base.RequestDisallowInterceptTouchEvent(disallowIntercept);
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// Parent?.RequestDisallowInterceptTouchEvent(disallowIntercept);
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// }
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// }
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// }
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//}
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