Updated UI for tablets

app/src/main/AndroidManifest.xml

@@ -23,7 +23,9 @@
                 <category android:name="android.intent.category.LAUNCHER"/>
             </intent-filter>
         </activity>
-        <activity android:name=".AboutActivity"/>
+        <activity
+            android:name=".AboutActivity"
+            android:theme="@style/AppTheme.Transparent"/>
     </application>
 
 </manifest>

app/src/main/java/com/topjohnwu/magisk/AboutActivity.java

@@ -13,6 +13,7 @@ import android.text.Html;
 import android.text.TextUtils;
 import android.text.method.LinkMovementMethod;
 import android.view.View;
+import android.view.WindowManager;
 import android.widget.TextView;
 
 import com.topjohnwu.magisk.utils.RowItem;
@@ -135,6 +136,22 @@ public class AboutActivity extends AppCompatActivity {
                 startActivity(new Intent(Intent.ACTION_VIEW, Uri.parse(XDA_THREAD)));
             }
         });
+
+        setFloating();
+    }
+
+    public void setFloating() {
+        boolean isTablet = getResources().getBoolean(R.bool.isTablet);
+        if (isTablet) {
+            WindowManager.LayoutParams params = getWindow().getAttributes();
+            params.height = getResources().getDimensionPixelSize(R.dimen.floating_height);
+            params.width = getResources().getDimensionPixelSize(R.dimen.floating_width);
+            params.alpha = 1.0f;
+            params.dimAmount = 0.6f;
+            params.flags |= 2;
+            getWindow().setAttributes(params);
+            setFinishOnTouchOutside(true);
+        }
     }
 
     @Override

app/src/main/res/drawable/ic_file_download.xml

@@ -4,6 +4,6 @@
         android:viewportHeight="24.0"
         android:viewportWidth="24.0">
     <path
-        android:fillColor="#fff"
+        android:fillColor="#FF000000"
         android:pathData="M19,9h-4V3H9v6H5l7,7 7,-7zM5,18v2h14v-2H5z"/>
 </vector>

app/src/main/res/values-sw600dp-v21/styles.xml

@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+
+    <style name="AppTheme.Transparent" parent="Theme.AppCompat.Light.NoActionBar">
+        <item name="android:statusBarColor">@android:color/transparent</item>
+        <item name="android:navigationBarColor">@android:color/transparent</item>
+        <item name="android:colorBackgroundCacheHint">@null</item>
+        <item name="android:windowIsTranslucent">true</item>
+        <item name="android:windowNoTitle">true</item>
+    </style>
+
+</resources>

app/src/main/res/values-sw600dp/bools.xml

@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <bool name="isTablet">true</bool>
+</resources>

app/src/main/res/values/bools.xml

@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <bool name="isTablet">false</bool>
+</resources>

app/src/main/res/values/dimens.xml

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <dimen name="floating_height">650dp</dimen>
+    <dimen name="floating_width">500dp</dimen>
+</resources>

app/src/main/res/values/styles.xml

@@ -21,4 +21,7 @@
         <item name="actionMenuTextColor">@color/icons</item>
     </style>
 
+    <style name="AppTheme.Transparent" parent="Theme.AppCompat.Light.NoActionBar">
+    </style>
+
 </resources>