Update DemoActivity to support edge to edge.

Affected subclasses: CardSelectionModeActivity, DrawerSideDemoActivity, ElevationOverlayActivity, BaseTopAppBarActionBarDemoActivity, TopAppBarActionBarDemoActivity, TopAppBarDarkActionBarDemoActivity, TopAppBarScrollingTransparentStatusDemoActivity

PiperOrigin-RevId: 262562330

Author: wcshi

catalog/java/io/material/catalog/feature/DemoActivity.java

@@ -32,6 +32,7 @@
 import dagger.android.AndroidInjector;
 import dagger.android.DispatchingAndroidInjector;
 import dagger.android.HasAndroidInjector;
+import io.material.catalog.windowpreferences.WindowPreferencesManager;
 import javax.inject.Inject;
 
 /** Base Activity class that provides a demo screen structure for a single demo. */
@@ -56,6 +57,9 @@ protected void onCreate(@Nullable Bundle bundle) {
 
     initDemoActionBar();
     demoContainer.addView(onCreateDemoView(LayoutInflater.from(this), demoContainer, bundle));
+
+    WindowPreferencesManager windowPreferencesManager = new WindowPreferencesManager(this);
+    windowPreferencesManager.applyEdgeToEdgePreference(getWindow());
   }
 
   @Override

catalog/java/io/material/catalog/feature/res/layout/cat_demo_activity.xml

@@ -22,7 +22,8 @@
 
   <com.google.android.material.appbar.AppBarLayout
       android:layout_width="match_parent"
-      android:layout_height="wrap_content">
+      android:layout_height="wrap_content"
+      android:fitsSystemWindows="true">
 
     <androidx.appcompat.widget.Toolbar
         android:id="@+id/toolbar"