Optimize Utils

lib_base/src/main/java/com/android/base/utils/android/TintUtils.java

@@ -33,6 +33,7 @@ import android.support.v4.graphics.drawable.DrawableCompat;
  *              bbbTv.setCompoundDrawablesWithIntrinsicBounds(null, bbbTint, null, null);
  * </pre>
  */
+@SuppressWarnings("unused,WeakerAccess")
 public class TintUtils {
 
     private TintUtils() {

lib_base/src/main/java/com/android/base/utils/android/compat/SystemBarCompat.java

@@ -22,6 +22,8 @@ import android.view.Window;
 import android.view.WindowManager;
 import android.widget.FrameLayout;
 
+import com.android.base.R;
+
 import timber.log.Timber;
 
 /**
@@ -172,13 +174,17 @@ public class SystemBarCompat {
      */
     @SuppressWarnings("WeakerAccess,unused")
     public static View setupStatusBarView(Context context, ViewGroup rootView, @ColorInt int color) {
-        View mStatusBarTintView = new View(context);
-        mStatusBarTintView.setBackgroundColor(color);
-        FrameLayout.LayoutParams mStatusBarParams = new FrameLayout.LayoutParams(FrameLayout.LayoutParams.MATCH_PARENT, getStatusBarHeight(context));
-        mStatusBarParams.gravity = Gravity.TOP;
-        mStatusBarTintView.setLayoutParams(mStatusBarParams);
-        rootView.addView(mStatusBarTintView, 0);
-        return mStatusBarTintView;
+        View statusBarTintView = rootView.findViewById(R.id.base_status_view_id);
+        if (statusBarTintView == null) {
+            statusBarTintView = new View(context);
+            statusBarTintView.setId(R.id.base_status_view_id);
+            FrameLayout.LayoutParams layoutParams = new FrameLayout.LayoutParams(FrameLayout.LayoutParams.MATCH_PARENT, getStatusBarHeight(context));
+            layoutParams.gravity = Gravity.TOP;
+            statusBarTintView.setLayoutParams(layoutParams);
+            rootView.addView(statusBarTintView, 0);
+        }
+        statusBarTintView.setBackgroundColor(color);
+        return statusBarTintView;
     }
 
     /**

lib_base/src/main/res/values/base_ids.xml

@@ -1,6 +1,8 @@
 <?xml version="1.0" encoding="utf-8"?>
 <resources>
 
+    <item name="base_status_view_id" type="id"/>
+
     <item name="base_item_tag_view_id" type="id"/>
     <item name="base_tag_multi_state_view" type="id"/>