feat: 记住主界面的位置和大小

同时VersionUpdateView相对主界面居中

src/MaaWpfGui/Helper/WindowManager.cs

@@ -0,0 +1,68 @@
+// <copyright file="WindowManager.cs" company="MaaAssistantArknights">
+// MaaWpfGui - A part of the MaaCoreArknights project
+// Copyright (C) 2021 MistEO and Contributors
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY
+// </copyright>
+
+using System;
+using System.Windows;
+using Stylet;
+
+namespace MaaWpfGui
+{
+    public class WindowManager : Stylet.WindowManager
+    {
+        private readonly double Left = double.Parse(ViewStatusStorage.Get("GUI.Position.Left", "NaN"));
+        private readonly double Top = double.Parse(ViewStatusStorage.Get("GUI.Position.Top", "NaN"));
+
+        public WindowManager(IViewManager viewManager, Func<IMessageBoxViewModel> messageBoxViewModelFactory, IWindowManagerConfig config)
+            : base(viewManager, messageBoxViewModelFactory, config)
+        {
+            // Change Left and Top after adjusting multiple displays
+            Left = Left < SystemParameters.VirtualScreenWidth ? Left : double.NaN;
+            Top = Top < SystemParameters.VirtualScreenHeight ? Top : double.NaN;
+        }
+
+        /// <inheritdoc/>
+        protected override Window CreateWindow(object viewModel, bool isDialog, IViewAware ownerViewModel)
+        {
+            Window window = base.CreateWindow(viewModel, isDialog, ownerViewModel);
+            if (bool.Parse(ViewStatusStorage.Get("GUI.PositionAndSize.Load", bool.TrueString)))
+            {
+                if (isDialog || ownerViewModel != null || double.IsNaN(Left) || double.IsNaN(Top))
+                {
+                    return window;
+                }
+
+                // In Stylet, CreateWindow().WindowStartupLocation is CenterScreen or CenterOwner (if w.WSLoc == Manual && w.Left == NaN && w.Top == NaN && ...)
+                window.WindowStartupLocation = WindowStartupLocation.Manual;
+
+                if (window.ToString() == "MaaWpfGui.RootView")
+                {
+                    double width = double.Parse(ViewStatusStorage.Get("GUI.Size.Width", "NaN"));
+                    double height = double.Parse(ViewStatusStorage.Get("GUI.Size.Height", "NaN"));
+
+                    window.Left = Left;
+                    window.Top = Top;
+                    window.Width = width;
+                    window.Height = height;
+                }
+                else
+                {
+                    // Center other windows in MaaWpfGui.RootView
+                    window.Left = Left + ((Application.Current.MainWindow.Width - window.Width) / 2);
+                    window.Top = Top + ((Application.Current.MainWindow.Height - window.Height) / 2);
+                }
+            }
+
+            return window;
+        }
+    }
+}

src/MaaWpfGui/MaaWpfGui.csproj

@@ -105,6 +105,7 @@
     </ApplicationDefinition>
     <Compile Include="Helper\Utils.cs" />
     <Compile Include="Helper\WebService.cs" />
+    <Compile Include="Helper\WindowManager.cs" />
     <Compile Include="Main\Bootstrapper.cs" />
     <Compile Include="GlobalSuppressions.cs" />
     <Compile Include="Main\AsstProxy.cs" />

src/MaaWpfGui/Main/Bootstrapper.cs

@@ -126,6 +126,13 @@ namespace MaaWpfGui
             builder.Bind<IMainWindowManager>().To<MainWindowManager>().InSingletonScope();
         }
 
+        /// <inheritdoc/>
+        protected override void DisplayRootView(object rootViewModel)
+        {
+            var windowManager = (WindowManager)GetInstance(typeof(WindowManager));
+            windowManager.ShowWindow(rootViewModel);
+        }
+
         /// <inheritdoc/>
         /// <remarks>退出时执行啥自己加。</remarks>
         protected override void OnExit(ExitEventArgs e)

src/MaaWpfGui/Main/RootViewModel.cs

@@ -86,7 +86,7 @@ namespace MaaWpfGui
 
             if (vuvm.IsFirstBootAfterUpdate)
             {
-                _windowManager.ShowWindow(vuvm);
+                _container.Get<WindowManager>().ShowWindow(vuvm);
             }
             else
             {

src/MaaWpfGui/Main/SettingsViewModel.cs

@@ -113,6 +113,11 @@ namespace MaaWpfGui
                     MessageBoxButton.OK, MessageBoxImage.Hand);
                 Hangover = false;
             }
+
+            if (LoadGUIParameters && SaveGUIParametersOnClosing)
+            {
+                Application.Current.MainWindow.Closing += SaveGUIParameters;
+            }
         }
 
         private List<string> _listTitle = new List<string>();
@@ -2107,6 +2112,76 @@ namespace MaaWpfGui
             }
         }
 
+        private bool _loadGUIParameters = Convert.ToBoolean(ViewStatusStorage.Get("GUI.PositionAndSize.Load", bool.TrueString));
+
+        /// <summary>
+        /// Gets or sets a value indicating whether to load GUI parameters.
+        /// </summary>
+        public bool LoadGUIParameters
+        {
+            get => _loadGUIParameters;
+            set
+            {
+                SetAndNotify(ref _loadGUIParameters, value);
+                ViewStatusStorage.Set("GUI.PositionAndSize.Load", value.ToString());
+                if (value)
+                {
+                    if (SaveGUIParametersOnClosing)
+                    {
+                        Application.Current.MainWindow.Closing += SaveGUIParameters;
+                    }
+                    else
+                    {
+                        SaveGUIParameters();
+                    }
+                }
+            }
+        }
+
+        private bool _saveGUIParametersOnClosing = Convert.ToBoolean(ViewStatusStorage.Get("GUI.PositionAndSize.SaveOnClosing", bool.TrueString));
+
+        /// <summary>
+        /// Gets or sets a value indicating whether to save GUI parameters on closing main window.
+        /// </summary>
+        public bool SaveGUIParametersOnClosing
+        {
+            get => _saveGUIParametersOnClosing;
+            set
+            {
+                SetAndNotify(ref _saveGUIParametersOnClosing, value);
+                ViewStatusStorage.Set("GUI.PositionAndSize.SaveOnClosing", value.ToString());
+                if (value)
+                {
+                    Application.Current.MainWindow.Closing += SaveGUIParameters;
+                }
+                else
+                {
+                    Application.Current.MainWindow.Closing -= SaveGUIParameters;
+                }
+            }
+        }
+
+        private void SaveGUIParameters(object sender, EventArgs e)
+        {
+            SaveGUIParameters();
+        }
+
+        /// <summary>
+        /// Save main window left edge, top edge, width and heigth.
+        /// </summary>
+        public void SaveGUIParameters()
+        {
+            // 请在配置文件中修改该部分配置，暂不支持从GUI设置
+            // Please modify this part of configuration in the configuration file.
+            ViewStatusStorage.Set("GUI.PositionAndSize.Load", LoadGUIParameters.ToString());
+            ViewStatusStorage.Set("GUI.PositionAndSize.SaveOnClosing", SaveGUIParametersOnClosing.ToString());
+
+            ViewStatusStorage.Set("GUI.Position.Left", Application.Current.MainWindow.Left.ToString());
+            ViewStatusStorage.Set("GUI.Position.Top", Application.Current.MainWindow.Top.ToString());
+            ViewStatusStorage.Set("GUI.Size.Width", Application.Current.MainWindow.Width.ToString());
+            ViewStatusStorage.Set("GUI.Size.Height", Application.Current.MainWindow.Height.ToString());
+        }
+
         private bool _useAlternateStage = Convert.ToBoolean(ViewStatusStorage.Get("GUI.UseAlternateStage", bool.FalseString));
 
         /// <summary>