diff --git a/app/src/main/java/com/example/android/sunshine/app/ForecastFragment.java b/app/src/main/java/com/example/android/sunshine/app/ForecastFragment.java index 7c95b4d..13ed1d2 100644 --- a/app/src/main/java/com/example/android/sunshine/app/ForecastFragment.java +++ b/app/src/main/java/com/example/android/sunshine/app/ForecastFragment.java @@ -25,10 +25,13 @@ import android.net.Uri; import android.os.Build; import android.os.Bundle; import android.preference.PreferenceManager; +import android.support.design.widget.AppBarLayout; +import android.support.design.widget.CoordinatorLayout; import android.support.v4.app.Fragment; import android.support.v4.app.LoaderManager; import android.support.v4.content.CursorLoader; import android.support.v4.content.Loader; +import android.support.v4.view.ViewCompat; import android.support.v7.widget.LinearLayoutManager; import android.support.v7.widget.RecyclerView; import android.util.AttributeSet; @@ -219,6 +222,24 @@ public class ForecastFragment extends Fragment implements LoaderManager.LoaderCa } } + final AppBarLayout appbarView = (AppBarLayout)rootView.findViewById(R.id.appbar); + if (null != appbarView) { + ViewCompat.setElevation(appbarView, 0); + if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) { + mRecyclerView.addOnScrollListener(new RecyclerView.OnScrollListener() { + @TargetApi(Build.VERSION_CODES.LOLLIPOP) + @Override + public void onScrolled(RecyclerView recyclerView, int dx, int dy) { + if (0 == mRecyclerView.computeVerticalScrollOffset()) { + appbarView.setElevation(0); + } else { + appbarView.setElevation(appbarView.getTargetElevation()); + } + } + }); + } + } + // If there's instance state, mine it for useful information. // The end-goal here is that the user never knows that turning their device sideways // does crazy lifecycle related things. It should feel like some stuff stretched out, diff --git a/app/src/main/res/layout/fragment_main.xml b/app/src/main/res/layout/fragment_main.xml index 77bb246..089e9a0 100644 --- a/app/src/main/res/layout/fragment_main.xml +++ b/app/src/main/res/layout/fragment_main.xml @@ -30,7 +30,7 @@ android:layout_width="match_parent" android:layout_height="wrap_content" android:theme="@style/ThemeOverlay.AppCompat.Dark.ActionBar" - app:elevation="0dp"> + app:elevation="@dimen/appbar_elevation"> + android:src="@drawable/ic_logo"/> -