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app/android/java/com/khronos/vulkan_samples/TabFragment.java

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+/* Copyright (c) 2019-2021, Arm Limited and Contributors
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * 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 com.khronos.vulkan_samples;
+
+import android.os.Bundle;
+import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
+import androidx.fragment.app.Fragment;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.AdapterView;
+import android.widget.ListView;
+
+import com.khronos.vulkan_samples.model.Sample;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class TabFragment extends Fragment {
+
+    private String category;
+
+    private List<Sample> sampleList = new ArrayList<>();
+
+    private AdapterView.OnItemClickListener clickListener;
+
+    /**
+     * Create a new Tab Fragment Instance
+     *
+     * @param category      The Title of the TabFragment
+     * @param sampleList    The Samples that this tab will render
+     * @param clickListener The listener used when a item is clicked
+     * @return A new Tab Fragment
+     */
+    public static Fragment getInstance(String category, List<Sample> sampleList, AdapterView.OnItemClickListener clickListener) {
+        Bundle bundle = new Bundle();
+        bundle.putString("category", category);
+        TabFragment tabFragment = new TabFragment();
+        tabFragment.setArguments(bundle);
+        tabFragment.setSampleList(sampleList);
+        tabFragment.setClickListener(clickListener);
+        return tabFragment;
+    }
+
+    /**
+     * Set the sample list that the fragment should render
+     *
+     * @param list A list of samples
+     */
+    public void setSampleList(List<Sample> list) {
+        this.sampleList = list;
+    }
+
+    /**
+     * Set the action to perform when a sample list item is clicked
+     *
+     * @param clickListener A OnItemClickListener
+     */
+    public void setClickListener(AdapterView.OnItemClickListener clickListener) {
+        this.clickListener = clickListener;
+    }
+
+    @Override
+    public void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        assert getArguments() != null;
+        category = getArguments().getString("category");
+        setRetainInstance(true);
+    }
+
+    @Override
+    public View onCreateView(@NonNull LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
+        return inflater.inflate(R.layout.fragment_tab, container, false);
+    }
+
+    @Override
+    public void onViewCreated(@NonNull View view, @Nullable Bundle savedInstanceState) {
+        super.onViewCreated(view, savedInstanceState);
+        ListView listView = view.findViewById(R.id.sample_list);
+        SampleArrayAdapter sampleArrayAdapter = new SampleArrayAdapter(view.getContext(), sampleList);
+        listView.setAdapter(sampleArrayAdapter);
+        listView.setOnItemClickListener(this.clickListener);
+    }
+
+    public String getCategory() {
+        return category;
+    }
+}