Merge "Sets icon invisible when alpha 0 (Cannot be tapped while TaskView modal)" into ub-launcher3-rvc-dev

quickstep/recents_ui_overrides/src/com/android/quickstep/views/IconView.java

@@ -21,12 +21,12 @@ import android.graphics.drawable.Drawable;
 import android.util.AttributeSet;
 import android.view.View;
 
+import androidx.annotation.NonNull;
+
 import com.android.launcher3.FastBitmapDrawable;
 
 import java.util.ArrayList;
 
-import androidx.annotation.NonNull;
-
 /**
  * A view which draws a drawable stretched to fit its size. Unlike ImageView, it avoids relayout
  * when the drawable changes.
@@ -130,4 +130,14 @@ public class IconView extends View {
             mScaleListeners.remove(listener);
         }
     }
+
+    @Override
+    public void setAlpha(float alpha) {
+        super.setAlpha(alpha);
+        if (alpha > 0) {
+            setVisibility(VISIBLE);
+        } else {
+            setVisibility(INVISIBLE);
+        }
+    }
 }