首页放弃 fragment 自动重建

app/src/main/java/com/gh/base/BaseActivity.java

@@ -68,7 +68,6 @@ import java.util.List;
 
 import butterknife.ButterKnife;
 import kotlin.Pair;
-import kotlin.Unit;
 import pub.devrel.easypermissions.EasyPermissions;
 
 import static com.gh.common.util.EntranceUtils.KEY_ENTRANCE;
@@ -490,12 +489,31 @@ public abstract class BaseActivity extends BaseAppCompatActivity implements Easy
     @Override
     protected void onSaveInstanceState(@NonNull Bundle outState) {
         super.onSaveInstanceState(outState);
+
+        if (preventRecreateFragmentByFragmentManager()) {
+            outState = discardFragmentFromSaveInstanceState(outState);
+        }
+
         long bundleSize = getBundleSize(outState);
         if (bundleSize > MAX_BUNDLE_SIZE * 1024) {
             outState.clear();
         }
     }
 
+    /**
+     * 是否停用 Activity 重建时 FragmentManager 根据 saveState 自动重建保存的 Fragment 的功能
+     */
+    protected boolean preventRecreateFragmentByFragmentManager() {
+        return false;
+    }
+
+    private Bundle discardFragmentFromSaveInstanceState(Bundle outState) {
+        if (outState != null) {
+            outState.remove("android:support:fragments");
+        }
+        return outState;
+    }
+
     private long getBundleSize(Bundle bundle) {
         long dataSize;
         Parcel obtain = Parcel.obtain();