XAMLFinance – A Cross-platform WPF, Silverlight & WP7 Application

using System;
using System.Net;
using System.Linq;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Documents;
using System.Windows.Ink;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Animation;
using System.Windows.Shapes;
using System.Collections.ObjectModel;
using XAMLFinance.View;
using System.Collections.Generic;
using XAMLFinance.ViewModel.Command;

namespace XAMLFinance.ViewModel
{
    public partial class XAMLFinanceViewModel 
    {
        public static readonly string SelectedTabIndexProperty = "SelectedTabIndex";

        /// <summary>
        /// Field which backs the SelectedTab property
        /// </summary>
        private int _selectedTabIndex = -1;

        private ObservableCollection<ViewModelBase> _viewModels = new ObservableCollection<ViewModelBase>();

        public IEnumerable<ViewModelBase> ViewModels
        {
            get { return new ReadOnlyObservableCollection<ViewModelBase>(_viewModels); }
        }

        private ObservableCollection<ViewModelBase> _floatingViewModels = new ObservableCollection<ViewModelBase>();

        public IEnumerable<ViewModelBase> FloatingViewModels
        {
            get { return new ReadOnlyObservableCollection<ViewModelBase>(_floatingViewModels); }
        }

        /// <summary>
        /// Gets / sets the selected TabItem
        /// </summary>
        public int SelectedTabIndex
        {
            get { return _selectedTabIndex; }
            set
            {
                SetField(ref _selectedTabIndex, value, SelectedTabIndexProperty);
            }
        }


        public void AddViewModel(ViewModelBase viewModel)
        {
            viewModel.Init();
            _viewModels.Add(viewModel);
            SelectedTabIndex = _viewModels.Count - 1;
        }

        public void RemoveViewModel(ViewModelBase viewModel)
        {
            _viewModels.Remove(viewModel);
            _floatingViewModels.Remove(viewModel);
        }

        public void PopOutViewModel(ViewModelBase viewModel)
        {
            _viewModels.Remove(viewModel);
            _floatingViewModels.Add(viewModel);
        }

        public void PopInViewModel(ViewModelBase viewModel)
        {
            _floatingViewModels.Remove(viewModel);
            _viewModels.Add(viewModel);
            SelectedTabIndex = _viewModels.Count - 1;            
        }

        public ICommand ViewPriceListCommand
        {
          get
          {
            return new NavigateCommand(this, _pricelist);
          }
        }

        public ICommand ViewHeatMapCommand
        {
          get
          {
            return new NavigateCommand(this, _heatMap);
          }
        }

    }
}