using MaterialDesignThemes.Wpf;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Reflection;
using System.Text;
using System.Threading.Tasks;
using System.Windows;
using System.Windows.Controls;
using 垂直剖面动态观测系统.Common;

namespace 垂直剖面动态观测系统.ViewModel
{
    public class ListPageViewModel : NotifyBase
    {
        private FrameworkElement _mainContent;

        public FrameworkElement MainContent
        {
            get { return _mainContent; }
            set { _mainContent = value; this.DoNotify(); }
        }

        public CommandBase NavChangedCommand { get; set; }

        public ListPageViewModel()
        {
            //初始化
            this.NavChangedCommand = new CommandBase();
            this.NavChangedCommand.DoExcute = new Action<object>(DoNavChanged);
            //按钮是否可用
            this.NavChangedCommand.DoCanExcute = new Func<object, bool>((o) => true);


        }

        public void DoNavChanged(object obj)
        {
            GlobalValues.Flash_LIST(obj.ToString(), null, null);
            //ClearMemory();
            Type type = Type.GetType("垂直剖面动态观测系统.View." + "ParameterView");
            ConstructorInfo cti = type.GetConstructor(System.Type.EmptyTypes);
            this.MainContent = (FrameworkElement)cti.Invoke(null);

        }


        public ListPageViewModel(string header, List<SubItem> subItems, PackIconKind icon)
        {
            Header = header;
            SubItems = subItems;
            Icon = icon;
        }

        public ListPageViewModel(string header, UserControl screen, PackIconKind icon)
        {
            Header = header;
            Screen = screen;
            Icon = icon;
        }

        public string Header { get; private set; }
        public PackIconKind Icon { get; private set; }
        public List<SubItem> SubItems { get; private set; }
        public UserControl Screen { get; private set; }

    }

    public class SubItem
    {
        public SubItem(string name, List<string> name_List, UserControl screen = null)
        {
            Name = name;
            Name_List = name_List;
            Screen = screen;
        }
        public string Name { get; private set; }
        public List<string> Name_List { get; private set; }
        public UserControl Screen { get; private set; }
    }

}