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using System;
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namespace Shared
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{
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/// <summary>
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/// Button 按键
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/// </summary>
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public class ViewGroup : View
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{
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/// <summary>
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/// 真正的容器
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/// </summary>
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internal Android.Views.ViewGroup realViewGroup;
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/// <summary>
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/// 当前控件
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/// </summary>
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/// <value>The android frame layout.</value>
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internal Android.Views.ViewGroup viewGroup
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{
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get
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{
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return AndroidView as Android.Views.ViewGroup;
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}
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set
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{
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AndroidView = value;
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}
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}
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/// <summary>
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/// 增加子控件
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/// </summary>
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/// <param name="view">View.</param>
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public virtual void AddChidren(View view)
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{
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view.Parent = this;
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viewList.Add(view);
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if (GetType () == typeof (VerticalScrolViewLayout)) {
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//这个是为了填充的
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if (0<realViewGroup.ChildCount&&realViewGroup.GetChildAt (realViewGroup.ChildCount - 1).Tag != null&&realViewGroup.GetChildAt (realViewGroup.ChildCount - 1).Tag.ToString()=="填充") {
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realViewGroup.RemoveViewAt (realViewGroup.ChildCount - 1);
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}
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}
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if(view.AndroidView.Parent!=null){
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(view.AndroidView.Parent as Android.Views.ViewGroup)?.RemoveView(view.AndroidView);
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}
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realViewGroup.AddView(view.AndroidView);
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if (!IsCanRefresh)
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{
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return;
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}
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view.Refresh();
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if (view is GestureLockView) {
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new System.Threading.Thread(() =>
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{
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System.Threading.Thread.Sleep(100);
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Shared.Application.RunOnMainThread(() =>
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{
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(view as GestureLockView).Height = view.Height+1;
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(view as GestureLockView).Height = view.Height - 1;
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});
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}).Start();
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}
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//如果父控件是这种，就在最后补上一个控件
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if (GetType () == typeof (VerticalScrolViewLayout)) {
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int tempHeight = -10;
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foreach (var temp in viewList) {
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tempHeight += temp.Height;
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}
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realViewGroup.AddView (new Android.Widget.LinearLayout (Application.Activity) { Tag = "填充" }, new Android.Views.ViewGroup.LayoutParams (Android.Views.ViewGroup.LayoutParams.MatchParent, tempHeight < realViewGroup.LayoutParameters.Height ? realViewGroup.LayoutParameters.Height - tempHeight:0));
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}
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addParentToAllSubViews(view);
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if (view is ViewGroup)
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{
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var tempViewGroup = (ViewGroup)view;
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for (int i = 0; i < tempViewGroup.ChildrenCount; i++)
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{
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tempViewGroup.GetChildren(i).Refresh();
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}
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}
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}
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internal void addParentToAllSubViews(View view)
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{
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if (view is ViewGroup)
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{
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var viewgroup = view as ViewGroup;
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for (int i = 0; i < viewgroup.viewList.Count; i++)
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{
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var _view = viewgroup.viewList[i];
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if (_view == null) continue;
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_view.Parent = viewgroup;
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addParentToAllSubViews(_view);//递归，将子控件所包含的控件也一并移除；
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}
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}
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}
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/// <summary>
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/// 控件数量
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/// </summary>
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/// <value>The children count.</value>
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public int ChildrenCount { get { return viewList.Count; } }
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/// <summary>
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/// 控件列表
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/// </summary>
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internal System.Collections.Generic.List<View> viewList = new System.Collections.Generic.List<View>();
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string backgroundImagePath;
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/// <summary>
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/// 背景图片
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/// </summary>
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/// <value>The background image path.</value>
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public virtual string BackgroundImagePath
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{
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get
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{
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return backgroundImagePath;
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}
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set
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{
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backgroundImagePath = value;
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if (!IsCanRefresh || null == backgroundImagePath || Radius != 0)
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{
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return;
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}
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if (Background(backgroundImagePath))
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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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/// 刷新界面
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/// </summary>
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public override void Refresh()
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{
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base.Refresh();
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BackgroundImagePath = backgroundImagePath;
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}
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/// <summary>
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/// 移除控件
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/// </summary>
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/// <param name="view">View.</param>
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internal virtual void Remove(View view)
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{
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if (view == null)
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{
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return;
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}
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viewList.Remove(view);
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realViewGroup.RemoveView(view.AndroidView);
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view.Parent = null;
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}
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internal virtual void removeChildParent()
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{
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for (int i = 0; i < viewList.Count; i++)
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{
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var view = viewList[i];
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if (view == null) continue;
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if (view is ViewGroup)
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{
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(view as ViewGroup).removeChildParent();
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}
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view.Parent = null;
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//lock (dimageCached)
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//{
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// foreach (var keyValue in dimageCached)
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// {
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// if (keyValue.Key.StartsWith(view.GetHashCode() + "_", StringComparison.Ordinal))
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// {
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// dimageCached.Remove(keyValue.Key);
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// keyValue.Value.Dispose();
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// break;
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// }
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// }
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//}
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}
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}
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public override void RemoveFromParent()
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{
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removeChildParent();
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base.RemoveFromParent();
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}
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/// <summary>
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/// 清空所有的控件
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/// </summary>
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public virtual void RemoveAll()
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{
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while (0 < viewList.Count)
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{
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//Remove(GetChildren(0));
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GetChildren(0)?.RemoveFromParent();
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}
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}
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/// <summary>
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/// 移除指定索引对象
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/// </summary>
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/// <param name="index">Index.</param>
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public virtual void RemoveAt(int index)
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{
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//Remove(GetChildren(index));
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GetChildren(index)?.RemoveFromParent();
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}
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/// <summary>
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/// 获取指定索引对象
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/// </summary>
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/// <returns>The children.</returns>
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/// <param name="index">Index.</param>
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public View GetChildren(int index)
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{
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if (viewList.Count - 1 < index || index < 0)
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{
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return null;
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}
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return viewList[index];
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}
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/// <summary>
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/// 根据类型移除控件
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/// </summary>
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/// <param name="type">Type.</param>
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public void RemoveViewByType(System.Type type){
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for (int i = 0; i < viewList.Count;i++)
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{
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if(viewList[i].GetType()==type)
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{
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viewList[i].RemoveFromParent();
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i--;
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}
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}
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}
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/// <summary>
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/// 根据Tag移除控件
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/// </summary>
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/// <param name="type">Type.</param>
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public void RemoveViewByTag(object tag)
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{
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for (int i = 0; i < viewList.Count; i++)
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{
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if (viewList[i].Tag == tag)
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{
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viewList[i].RemoveFromParent();
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i--;
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}
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}
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}
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}
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}
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