From 0786d69ad61873ce16ffec0833f1df45f98d43c9 Mon Sep 17 00:00:00 2001
From: ZhanGSKen <zhangsken@qq.com>
Date: Sat, 2 May 2026 10:05:26 +0800
Subject: [PATCH] =?UTF-8?q?refactor:=20=E8=B0=83=E6=95=B4=E4=B8=BB?=
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- MainActivity: 将背景设置逻辑从 onCreate 移至 onPostCreate
- activity_main.xml: RecyclerView 背景颜色修改为透明
---
 .../cc/winboll/studio/gallery/MainActivity.java    | 14 +++++++++-----
 gallery/src/main/res/layout/activity_main.xml      |  2 +-
 2 files changed, 10 insertions(+), 6 deletions(-)

diff --git a/gallery/src/main/java/cc/winboll/studio/gallery/MainActivity.java b/gallery/src/main/java/cc/winboll/studio/gallery/MainActivity.java
index 5ca2b77..b17acf7 100644
--- a/gallery/src/main/java/cc/winboll/studio/gallery/MainActivity.java
+++ b/gallery/src/main/java/cc/winboll/studio/gallery/MainActivity.java
@@ -51,11 +51,6 @@ public class MainActivity extends AppCompatActivity {
         setContentView(R.layout.activity_main);
         LogUtils.d(TAG, "onCreate");
         
-        View content = findViewById(android.R.id.content);
-        if (content != null) {
-            content.setBackground(BackgroundUtils.getInstance().getDrawable());
-        }
-        
         Toolbar toolbar = findViewById(R.id.toolbar);
         setSupportActionBar(toolbar);
         
@@ -104,6 +99,15 @@ public class MainActivity extends AppCompatActivity {
         checkAndRequestPermissions();
     }
     
+    @Override
+    protected void onPostCreate(Bundle savedInstanceState) {
+        super.onPostCreate(savedInstanceState);
+        View content = findViewById(android.R.id.content);
+        if (content != null) {
+            content.setBackground(BackgroundUtils.getInstance().getDrawable());
+        }
+    }
+    
     private void checkAndRequestPermissions() {
         LogUtils.i(TAG, "checkAndRequestPermissions");
         if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.R) {
diff --git a/gallery/src/main/res/layout/activity_main.xml b/gallery/src/main/res/layout/activity_main.xml
index bf9334a..3a1bd64 100644
--- a/gallery/src/main/res/layout/activity_main.xml
+++ b/gallery/src/main/res/layout/activity_main.xml
@@ -27,7 +27,7 @@
             android:id="@+id/recycler_view"
             android:layout_width="match_parent"
             android:layout_height="match_parent"
-            android:background="@color/black"/>
+            android:background="@android:color/transparent"/>
 
     </LinearLayout>