feature<Window>: remember window state

src/Models/Preference.cs

@@ -4,6 +4,7 @@ using System.Collections.Generic;
 using System.IO;
 using System.Text.Json;
 using System.Text.Json.Serialization;
+using System.Windows;
 
 namespace SourceGit.Models {
 
@@ -125,6 +126,11 @@ namespace SourceGit.Models {
             /// </summary>
             public double Height { get; set; } = 600;
 
+            /// <summary>
+            ///     保存上次关闭时是否最大化中
+            /// </summary>
+            public WindowState State { get; set; } = WindowState.Normal;
+
             /// <summary>
             ///     将提交信息面板与提交记录左右排布
             /// </summary>

src/Views/Controls/Window.cs

@@ -25,7 +25,11 @@ namespace SourceGit.Views.Controls {
 
         public Window() {
             Style = FindResource("Style.Window") as Style;
-            Loaded += (_, __) => adornerLayer = AdornerLayer.GetAdornerLayer(Content as FrameworkElement);
+
+            Loaded += (_, __) => {
+                adornerLayer = AdornerLayer.GetAdornerLayer(Content as FrameworkElement);
+                OnStateChanged(null);
+            };
         }
 
         public static void AddAdorner(FrameworkElement windowContext, Adorner adorner) {
@@ -50,8 +54,6 @@ namespace SourceGit.Views.Controls {
         }
 
         protected override void OnStateChanged(EventArgs e) {
-            base.OnStateChanged(e);
-
             if (WindowState == WindowState.Maximized) {
                 if (!IsMaximized) IsMaximized = true;
                 BorderThickness = new Thickness(0);

src/Views/Launcher.xaml

@@ -14,6 +14,7 @@
     Title="{DynamicResource Text.About.Title}"
     Width="{Binding Source={x:Static models:Preference.Instance}, Path=Window.Width, Mode=TwoWay}"
     Height="{Binding Source={x:Static models:Preference.Instance}, Path=Window.Height, Mode=TwoWay}"
+    WindowState="{Binding Source={x:Static models:Preference.Instance}, Path=Window.State, Mode=TwoWay}"
     Closing="OnClosing">
     <Grid>
         <Grid.RowDefinitions>