Dynamic calculate vod layout size

app/src/main/java/com/fongmi/bear/bean/Result.java

@@ -78,8 +78,11 @@ public class Result {
     }
 
     public List<List<Vod>> partition() {
-        if (getList().size() % 6 == 0) return Lists.partition(getList(), 6);
-        else return Lists.partition(getList(), 5);
+        return Lists.partition(getList(), getColumns());
+    }
+
+    public int getColumns() {
+        return getList().size() % 6 == 0 ? 6 : 5;
     }
 
     @NonNull

app/src/main/java/com/fongmi/bear/ui/activity/BaseActivity.java

@@ -1,11 +1,15 @@
 package com.fongmi.bear.ui.activity;
 
 import android.app.Activity;
+import android.content.res.Configuration;
 import android.os.Bundle;
 
+import androidx.annotation.NonNull;
 import androidx.appcompat.app.AppCompatActivity;
 import androidx.viewbinding.ViewBinding;
 
+import com.fongmi.bear.utils.Utils;
+
 public abstract class BaseActivity extends AppCompatActivity {
 
     protected abstract ViewBinding getBinding();
@@ -14,6 +18,7 @@ public abstract class BaseActivity extends AppCompatActivity {
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
         setContentView(getBinding().getRoot());
+        Utils.hideSystemUI(this);
         initView();
         initEvent();
     }
@@ -27,4 +32,16 @@ public abstract class BaseActivity extends AppCompatActivity {
 
     protected void initEvent() {
     }
+
+    @Override
+    public void onConfigurationChanged(@NonNull Configuration newConfig) {
+        super.onConfigurationChanged(newConfig);
+        Utils.hideSystemUI(this);
+    }
+
+    @Override
+    public void onWindowFocusChanged(boolean hasFocus) {
+        super.onWindowFocusChanged(hasFocus);
+        if (hasFocus) Utils.hideSystemUI(this);
+    }
 }

app/src/main/java/com/fongmi/bear/ui/activity/HomeActivity.java

@@ -89,7 +89,7 @@ public class HomeActivity extends BaseActivity implements VodPresenter.OnClickLi
             mAdapter.remove("progress");
             if (result == null) return;
             for (List<Vod> items : result.partition()) {
-                VodPresenter presenter = new VodPresenter(items.size());
+                VodPresenter presenter = new VodPresenter(result.getColumns());
                 ArrayObjectAdapter adapter = new ArrayObjectAdapter(presenter);
                 presenter.setOnClickListener(this);
                 adapter.addAll(0, items);

app/src/main/java/com/fongmi/bear/ui/fragment/VodFragment.java

@@ -93,7 +93,7 @@ public class VodFragment extends Fragment implements Scroller.Callback, VodPrese
             if (result == null) return;
             mScroller.endLoading(result.getList().isEmpty());
             for (List<Vod> items : result.partition()) {
-                VodPresenter presenter = new VodPresenter(items.size());
+                VodPresenter presenter = new VodPresenter(result.getColumns());
                 ArrayObjectAdapter adapter = new ArrayObjectAdapter(presenter);
                 presenter.setOnClickListener(this);
                 adapter.addAll(0, items);

app/src/main/java/com/fongmi/bear/ui/presenter/VodPresenter.java

@@ -13,10 +13,10 @@ import com.fongmi.bear.utils.ResUtil;
 public class VodPresenter extends Presenter {
 
     private OnClickListener mListener;
-    private final int mCount;
+    private int width, height;
 
-    public VodPresenter(int count) {
-        mCount = count;
+    public VodPresenter(int columns) {
+        setLayoutSize(columns);
     }
 
     public interface OnClickListener {
@@ -27,11 +27,18 @@ public class VodPresenter extends Presenter {
         this.mListener = listener;
     }
 
+    private void setLayoutSize(int columns) {
+        int space = ResUtil.dp2px(16) * (columns - 1) + ResUtil.dp2px(48);
+        int base = ResUtil.getScreenWidthPx() - space;
+        width = (int) base / columns;
+        height = (int) (width / 0.75);
+    }
+
     @Override
     public Presenter.ViewHolder onCreateViewHolder(ViewGroup parent) {
         ViewHolder holder = new ViewHolder(AdapterVodBinding.inflate(LayoutInflater.from(parent.getContext()), parent, false));
-        holder.binding.getRoot().getLayoutParams().width = ResUtil.dp2px(mCount == 5 ? 150 : 144);
-        holder.binding.getRoot().getLayoutParams().height = ResUtil.dp2px(mCount == 5 ? 200 : 192);
+        holder.binding.getRoot().getLayoutParams().width = width;
+        holder.binding.getRoot().getLayoutParams().height = height;
         return holder;
     }
 

app/src/main/java/com/fongmi/bear/utils/Utils.java

@@ -6,6 +6,7 @@ import android.content.pm.PackageManager;
 import android.os.Build;
 import android.provider.Settings;
 import android.util.Rational;
+import android.view.View;
 import android.widget.ImageView;
 
 import com.bumptech.glide.Glide;
@@ -38,6 +39,11 @@ public class Utils {
         }
     }
 
+    public static void hideSystemUI(Activity activity) {
+        int flags = View.SYSTEM_UI_FLAG_LOW_PROFILE | View.SYSTEM_UI_FLAG_FULLSCREEN | View.SYSTEM_UI_FLAG_LAYOUT_STABLE | View.SYSTEM_UI_FLAG_IMMERSIVE_STICKY | View.SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION | View.SYSTEM_UI_FLAG_HIDE_NAVIGATION;
+        activity.getWindow().getDecorView().setSystemUiVisibility(flags);
+    }
+
     public static String getUUID() {
         return Settings.Secure.getString(App.get().getContentResolver(), Settings.Secure.ANDROID_ID);
     }