Move files for better organization

2026-02-18 09:24:20 +09:00
parent 6e23371858
commit b197f43341
60 changed files with 32 additions and 63 deletions
@@ -0,0 +1,50 @@
+using ReceiptPDFBuilder.Helpers;
+using ReceiptPDFBuilder.Interfaces;
+using System;
+using System.Collections.Generic;
+using System.Text;
+
+namespace ReceiptPDFBuilder.ViewModels
+{
+    class MainWindowViewModel : ChangeNotifier, IChangeViewModel
+    {
+        BaseViewModel _currentViewModel;
+        Stack<BaseViewModel> _viewModels;
+
+        public MainWindowViewModel(ITopLevelGrabber topLevelGrabber)
+        {
+            _viewModels = new Stack<BaseViewModel>();
+            var initialViewModel = new MainViewModel(this)
+            {
+                TopLevelGrabber = topLevelGrabber
+            };
+            _viewModels.Push(initialViewModel);
+            _currentViewModel = initialViewModel;
+        }
+
+        public BaseViewModel CurrentViewModel
+        {
+            get { return _currentViewModel; }
+            set { _currentViewModel = value; NotifyPropertyChanged(); }
+        }
+
+        #region IChangeViewModel
+
+        public void PushViewModel(BaseViewModel model)
+        {
+            _viewModels.Push(model);
+            CurrentViewModel = model;
+        }
+
+        public void PopViewModel()
+        {
+            if (_viewModels.Count > 1)
+            {
+                _viewModels.Pop();
+                CurrentViewModel = _viewModels.Peek();
+            }
+        }
+
+        #endregion
+    }
+}