Merge "Disable scrolling behavior for collapsing toolbar" into sc-dev

import android.view.ViewGroup;

import android.widget.Toolbar;

import androidx.annotation.NonNull;

import androidx.annotation.Nullable;

import androidx.coordinatorlayout.widget.CoordinatorLayout;

import com.google.android.material.appbar.AppBarLayout;

import com.google.android.material.appbar.CollapsingToolbarLayout;

import com.google.android.material.resources.TextAppearanceConfig;

public class CollapsingToolbarBaseActivity extends SettingsTransitionActivity {

    private CollapsingToolbarLayout mCollapsingToolbarLayout;

    private AppBarLayout mAppBarLayout;

    @Override

    protected void onCreate(@Nullable Bundle savedInstanceState) {

        TextAppearanceConfig.setShouldLoadFontSynchronously(true);

        super.setContentView(R.layout.collapsing_toolbar_base_layout);

        mCollapsingToolbarLayout = findViewById(R.id.collapsing_toolbar);

        mAppBarLayout = findViewById(R.id.app_bar);

        disableCollapsingToolbarLayoutScrollingBehavior();

        final Toolbar toolbar = findViewById(R.id.action_bar);

        setActionBar(toolbar);

    public CollapsingToolbarLayout getCollapsingToolbarLayout() {

        return mCollapsingToolbarLayout;

    }

    private void disableCollapsingToolbarLayoutScrollingBehavior() {

        final CoordinatorLayout.LayoutParams params =

                (CoordinatorLayout.LayoutParams) mAppBarLayout.getLayoutParams();

        final AppBarLayout.Behavior behavior = new AppBarLayout.Behavior();

        behavior.setDragCallback(

                new AppBarLayout.Behavior.DragCallback() {

                    @Override

                    public boolean canDrag(@NonNull AppBarLayout appBarLayout) {

                        return false;

                    }

                });

        params.setBehavior(behavior);

    }

}