From 5511863d7f32859352a4681d76b8e8c50d47e020 Mon Sep 17 00:00:00 2001
From: Lightczx <1686188646@qq.com>
Date: Fri, 31 May 2024 10:12:57 +0800
Subject: [PATCH] optimize home page load speed

---
 .../Snap.Hutao/Control/ScopedPage.cs          |  6 +++++
 .../Control/Theme/TransitionCollection.xaml   |  4 ++--
 src/Snap.Hutao/Snap.Hutao/Snap.Hutao.csproj   |  2 +-
 .../View/Helper/DeferContentLoader.cs         | 22 ++++++++++++++++---
 .../View/Helper/IDeferContentLoader.cs        |  6 ++++-
 .../ViewModel/Home/AnnouncementViewModel.cs   |  1 +
 6 files changed, 34 insertions(+), 7 deletions(-)

diff --git a/src/Snap.Hutao/Snap.Hutao/Control/ScopedPage.cs b/src/Snap.Hutao/Snap.Hutao/Control/ScopedPage.cs
index 108bda3e..91756b92 100644
--- a/src/Snap.Hutao/Snap.Hutao/Control/ScopedPage.cs
+++ b/src/Snap.Hutao/Snap.Hutao/Control/ScopedPage.cs
@@ -3,6 +3,7 @@
 
 using Microsoft.UI.Xaml;
 using Microsoft.UI.Xaml.Controls;
+using Microsoft.UI.Xaml.Markup;
 using Microsoft.UI.Xaml.Navigation;
 using Snap.Hutao.Service.Navigation;
 using Snap.Hutao.View.Helper;
@@ -37,6 +38,11 @@ internal class ScopedPage : Page
         extra.NotifyNavigationCompleted();
     }
 
+    public virtual void UnloadObjectOverride(DependencyObject unloadableObject)
+    {
+        XamlMarkupHelper.UnloadObject(unloadableObject);
+    }
+
     /// <summary>
     /// 初始化
     /// 应当在 InitializeComponent() 前调用
diff --git a/src/Snap.Hutao/Snap.Hutao/Control/Theme/TransitionCollection.xaml b/src/Snap.Hutao/Snap.Hutao/Control/Theme/TransitionCollection.xaml
index 02b9df16..fff27230 100644
--- a/src/Snap.Hutao/Snap.Hutao/Control/Theme/TransitionCollection.xaml
+++ b/src/Snap.Hutao/Snap.Hutao/Control/Theme/TransitionCollection.xaml
@@ -1,4 +1,4 @@
-<ResourceDictionary xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml">
+<ResourceDictionary xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml">
     <TransitionCollection x:Key="ContentThemeTransitions">
         <ContentThemeTransition/>
     </TransitionCollection>
@@ -20,4 +20,4 @@
     <TransitionCollection x:Key="NavigationThemeTransitions">
         <NavigationThemeTransition/>
     </TransitionCollection>
-</ResourceDictionary>
+</ResourceDictionary>
\ No newline at end of file
diff --git a/src/Snap.Hutao/Snap.Hutao/Snap.Hutao.csproj b/src/Snap.Hutao/Snap.Hutao/Snap.Hutao.csproj
index 57c4d436..37fbbba5 100644
--- a/src/Snap.Hutao/Snap.Hutao/Snap.Hutao.csproj
+++ b/src/Snap.Hutao/Snap.Hutao/Snap.Hutao.csproj
@@ -340,7 +340,7 @@
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers</IncludeAssets>
     </PackageReference>
-    <PackageReference Include="Snap.Hutao.SourceGeneration" Version="1.0.9">
+    <PackageReference Include="Snap.Hutao.SourceGeneration" Version="1.0.11">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
diff --git a/src/Snap.Hutao/Snap.Hutao/View/Helper/DeferContentLoader.cs b/src/Snap.Hutao/Snap.Hutao/View/Helper/DeferContentLoader.cs
index 969751ec..a78484b6 100644
--- a/src/Snap.Hutao/Snap.Hutao/View/Helper/DeferContentLoader.cs
+++ b/src/Snap.Hutao/Snap.Hutao/View/Helper/DeferContentLoader.cs
@@ -2,6 +2,8 @@
 // Licensed under the MIT license.
 
 using Microsoft.UI.Xaml;
+using Microsoft.UI.Xaml.Markup;
+using Snap.Hutao.Control;
 
 namespace Snap.Hutao.View.Helper;
 
@@ -11,14 +13,28 @@ internal sealed class DeferContentLoader : IDeferContentLoader
 
     public DeferContentLoader(FrameworkElement element)
     {
-        this.reference.SetTarget(element);
+        reference.SetTarget(element);
     }
 
-    public void Load(string name)
+    public DependencyObject? Load(string name)
     {
         if (reference.TryGetTarget(out FrameworkElement? element))
         {
-            element.FindName(name);
+            return element.FindName(name) as DependencyObject;
+        }
+
+        return default;
+    }
+
+    public void Unload(DependencyObject @object)
+    {
+        if (reference.TryGetTarget(out FrameworkElement? element) && element is ScopedPage scopedPage)
+        {
+           scopedPage.UnloadObjectOverride(@object);
+        }
+        else
+        {
+            XamlMarkupHelper.UnloadObject(@object);
         }
     }
 }
\ No newline at end of file
diff --git a/src/Snap.Hutao/Snap.Hutao/View/Helper/IDeferContentLoader.cs b/src/Snap.Hutao/Snap.Hutao/View/Helper/IDeferContentLoader.cs
index 99b61cdb..542a5452 100644
--- a/src/Snap.Hutao/Snap.Hutao/View/Helper/IDeferContentLoader.cs
+++ b/src/Snap.Hutao/Snap.Hutao/View/Helper/IDeferContentLoader.cs
@@ -1,9 +1,13 @@
 // Copyright (c) DGP Studio. All rights reserved.
 // Licensed under the MIT license.
 
+using Microsoft.UI.Xaml;
+
 namespace Snap.Hutao.View.Helper;
 
 internal interface IDeferContentLoader
 {
-    void Load(string name);
+    DependencyObject? Load(string name);
+
+    void Unload(DependencyObject @object);
 }
\ No newline at end of file
diff --git a/src/Snap.Hutao/Snap.Hutao/ViewModel/Home/AnnouncementViewModel.cs b/src/Snap.Hutao/Snap.Hutao/ViewModel/Home/AnnouncementViewModel.cs
index e78f73c1..9daa3bb8 100644
--- a/src/Snap.Hutao/Snap.Hutao/ViewModel/Home/AnnouncementViewModel.cs
+++ b/src/Snap.Hutao/Snap.Hutao/ViewModel/Home/AnnouncementViewModel.cs
@@ -7,6 +7,7 @@ using Snap.Hutao.Service.Announcement;
 using Snap.Hutao.Service.Hutao;
 using Snap.Hutao.View.Card;
 using Snap.Hutao.View.Card.Primitive;
+using Snap.Hutao.View.Page;
 using Snap.Hutao.Web.Hoyolab.Hk4e.Common.Announcement;
 using System.Collections.ObjectModel;