1 files changed, 44 insertions, 0 deletions
diff --git a/samples/SupportLeanbackShowcase/app/src/main/java/android/support/v17/leanback/supportleanbackshowcase/app/details/ShadowRowPresenterSelector.java b/samples/SupportLeanbackShowcase/app/src/main/java/android/support/v17/leanback/supportleanbackshowcase/app/details/ShadowRowPresenterSelector.java
new file mode 100644
index 000000000..987365a87
--- /dev/null
+++ b/samples/SupportLeanbackShowcase/app/src/main/java/android/support/v17/leanback/supportleanbackshowcase/app/details/ShadowRowPresenterSelector.java
@@ -0,0 +1,44 @@
+/*
+ * Copyright (C) 2015 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except
+ * in compliance with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software distributed under the License
+ * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
+ * or implied. See the License for the specific language governing permissions and limitations under
+ * the License.
+ *
+ */
+
+package android.support.v17.leanback.supportleanbackshowcase.app.details;
+
+import android.support.v17.leanback.supportleanbackshowcase.models.CardRow;
+import android.support.v17.leanback.supportleanbackshowcase.utils.CardListRow;
+import android.support.v17.leanback.widget.ListRowPresenter;
+import android.support.v17.leanback.widget.Presenter;
+import android.support.v17.leanback.widget.PresenterSelector;
+
+/**
+ * This {@link PresenterSelector} will return a {@link ListRowPresenter} which has shadow support
+ * enabled or not depending on {@link CardRow#useShadow()} for a given row.
+ */
+public class ShadowRowPresenterSelector extends PresenterSelector {
+
+    private ListRowPresenter mShadowEnabledRowPresenter = new ListRowPresenter();
+    private ListRowPresenter mShadowDisabledRowPresenter = new ListRowPresenter();
+
+    public ShadowRowPresenterSelector() {
+        mShadowDisabledRowPresenter.setShadowEnabled(false);
+    }
+
+    @Override public Presenter getPresenter(Object item) {
+        if (!(item instanceof CardListRow)) return mShadowDisabledRowPresenter;
+        CardListRow listRow = (CardListRow) item;
+        CardRow row = listRow.getCardRow();
+        if (row.useShadow()) return mShadowEnabledRowPresenter;
+        return mShadowDisabledRowPresenter;
+    }
+}