Implement NetworkRequestDialog architecture

Bug: 117399926
Test: RunSettingsRoboTests

Change-Id: Ibf0a62a84bc3de080e4537ba084b0ff9a5e0e9a9

res/layout/network_request_dialog_title.xml

@@ -0,0 +1,44 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2018 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.
+-->
+
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    android:paddingEnd="?android:attr/dialogPreferredPadding"
+    android:orientation="horizontal"
+    android:background="?android:attr/selectableItemBackground"
+    android:minHeight="?android:attr/listPreferredItemHeightSmall">
+
+  <TextView
+      android:id="@+id/network_request_title_text"
+      android:layout_width="0dp"
+      android:layout_height="match_parent"
+      android:paddingLeft="16dip"
+      android:layout_weight="1"
+      android:textSize="18sp"
+      android:gravity="center_vertical"
+      style="@style/info_label"/>
+
+  <ProgressBar
+      android:id="@+id/network_request_title_progress"
+      style="?android:attr/progressBarStyleSmallTitle"
+      android:layout_width="wrap_content"
+      android:layout_height="wrap_content"
+      android:layout_gravity="center_vertical"
+      android:layout_marginStart="16dip"
+      android:minWidth="32dp"
+      android:text="@string/progress_scanning"/>
+</LinearLayout>

res/values/strings.xml

@@ -10269,7 +10269,9 @@
     <!-- See less items in contextual homepage [CHAR LIMIT=30]-->
     <string name="see_less">See less</string>
 
-    <!-- Summary for connected devices count in connected device slice. [CHAR LIMIT=NONE] -->
+    <!-- Title for Network connection request Dialog [CHAR LIMIT=30] -->
+    <string name="network_connection_request_dialog_title">Choose device</string>
+
     <plurals name="show_connected_devices">
         <item quantity="one"><xliff:g id="number_device_count">%1$d</xliff:g> device connected</item>
         <item quantity="other"><xliff:g id="number_device_count">%1$d</xliff:g> devices connected</item>

src/com/android/settings/wifi/NetworkRequestDialogFragment.java

@@ -0,0 +1,117 @@
+/*
+ * Copyright (C) 2018 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 com.android.settings.wifi;
+
+import android.app.Dialog;
+import android.content.Context;
+import android.content.DialogInterface;
+import androidx.appcompat.app.AlertDialog;
+import android.os.Bundle;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.ArrayAdapter;
+import android.widget.ProgressBar;
+import android.widget.TextView;
+import com.android.internal.logging.nano.MetricsProto;
+import com.android.settings.R;
+import com.android.settings.core.instrumentation.InstrumentedDialogFragment;
+import com.android.settingslib.wifi.AccessPoint;
+import java.util.ArrayList;
+import java.util.List;
+
+public class NetworkRequestDialogFragment extends InstrumentedDialogFragment implements
+    DialogInterface.OnClickListener {
+
+  private List<AccessPoint> mAccessPointList;
+
+  public static NetworkRequestDialogFragment newInstance(int uid, String packageName) {
+    Bundle args = new Bundle();
+    args.putInt("uid", uid);
+    args.putString("packageName", packageName);
+    NetworkRequestDialogFragment dialogFragment = new NetworkRequestDialogFragment();
+    dialogFragment.setArguments(args);
+    return dialogFragment;
+  }
+
+  @Override
+  public Dialog onCreateDialog(Bundle savedInstanceState) {
+    Context context = getContext();
+
+    // Prepares title.
+    LayoutInflater inflater = LayoutInflater.from(context);
+    View customTitle = inflater.inflate(R.layout.network_request_dialog_title, null);
+
+    TextView title = customTitle.findViewById(R.id.network_request_title_text);
+    title.setText(R.string.network_connection_request_dialog_title);
+    ProgressBar progressBar = customTitle.findViewById(R.id.network_request_title_progress);
+    progressBar.setVisibility(View.VISIBLE);
+
+    // Prepares adapter.
+    AccessPointAdapter adapter = new AccessPointAdapter(context,
+        R.layout.preference_access_point, getAccessPointList());
+
+    AlertDialog.Builder builder = new AlertDialog.Builder(context)
+        .setCustomTitle(customTitle)
+        .setAdapter(adapter, this)
+        .setPositiveButton(R.string.cancel, (dialog, which) -> dialog.dismiss());
+    return builder.create();
+  }
+
+  List<AccessPoint> getAccessPointList() {
+    // Initials list for adapter, in case of display crashing.
+    if (mAccessPointList == null) {
+      mAccessPointList = new ArrayList<>();
+    }
+    return mAccessPointList;
+  }
+
+  @Override
+  public void onClick(DialogInterface dialog, int which) {
+  }
+
+  @Override
+  public int getMetricsCategory() {
+    return MetricsProto.MetricsEvent.WIFI_SCANNING_NEEDED_DIALOG;
+  }
+
+  private class AccessPointAdapter extends ArrayAdapter<AccessPoint> {
+
+    private final int mResourceId;
+    private final LayoutInflater mInflater;
+
+    public AccessPointAdapter(Context context, int resourceId, List<AccessPoint> objects) {
+      super(context, resourceId, objects);
+      mResourceId = resourceId;
+      mInflater = LayoutInflater.from(context);
+    }
+
+    @Override
+    public View getView(int position, View view, ViewGroup parent) {
+      if (view == null) {
+        view = mInflater.inflate(mResourceId, parent, false);
+      }
+
+      // TODO: Sets correct information to list item.
+      final View divider = view.findViewById(com.android.settingslib.R.id.two_target_divider);
+      divider.setVisibility(View.GONE);
+
+      return view;
+    }
+  }
+}
+

tests/robotests/src/com/android/settings/wifi/NetworkRequestDialogFragmentTest.java

@@ -0,0 +1,70 @@
+/*
+ * Copyright (C) 2018 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 com.android.settings.wifi;
+
+import static com.google.common.truth.Truth.assertThat;
+import static org.mockito.Mockito.spy;
+import static org.mockito.Mockito.verify;
+
+import android.content.DialogInterface;
+import android.widget.Button;
+import androidx.appcompat.app.AlertDialog;
+import androidx.fragment.app.FragmentActivity;
+import com.android.settings.testutils.SettingsRobolectricTestRunner;
+import com.android.settings.testutils.shadow.SettingsShadowResourcesImpl;
+import com.android.settings.testutils.shadow.ShadowAlertDialogCompat;
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.robolectric.Robolectric;
+import org.robolectric.annotation.Config;
+import com.android.settings.testutils.shadow.ShadowAlertDialogCompat;
+
+@RunWith(SettingsRobolectricTestRunner.class)
+@Config(shadows = {SettingsShadowResourcesImpl.class, ShadowAlertDialogCompat.class})
+public class NetworkRequestDialogFragmentTest {
+
+  private FragmentActivity mActivity;
+  private NetworkRequestDialogFragment networkRequestDialogFragment;
+
+  @Before
+  public void setUp() {
+    mActivity = Robolectric.setupActivity(FragmentActivity.class);
+    networkRequestDialogFragment = spy(NetworkRequestDialogFragment.newInstance(-1, null));
+  }
+
+  @Test
+  public void display_shouldShowTheDialog() {
+    networkRequestDialogFragment.show(mActivity.getSupportFragmentManager(), null);
+    AlertDialog alertDialog = ShadowAlertDialogCompat.getLatestAlertDialog();
+    assertThat(alertDialog).isNotNull();
+    assertThat(alertDialog.isShowing()).isTrue();
+  }
+
+  @Test
+  public void clickPositiveButton_shouldCloseTheDialog() {
+    networkRequestDialogFragment.show(mActivity.getSupportFragmentManager(), null);
+    AlertDialog alertDialog = ShadowAlertDialogCompat.getLatestAlertDialog();
+    assertThat(alertDialog.isShowing()).isTrue();
+
+    Button positiveButton = alertDialog.getButton(DialogInterface.BUTTON_POSITIVE);
+    assertThat(positiveButton).isNotNull();
+
+    positiveButton.performClick();
+    assertThat(alertDialog.isShowing()).isFalse();
+  }
+}