Add entry point to launch media output slice

Add media output panel type to launch media output slice.

Bug: 121083246
Test: make -j RunSettingsRoboTests
Change-Id: Ibf706146430e309fef6cbf0e1e86c2d5b78b50d5

src/com/android/settings/panel/MediaOutputPanel.java

@@ -0,0 +1,74 @@
+/*
+ * Copyright (C) 2019 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.panel;
+
+import static com.android.settings.media.MediaOutputSlice.MEDIA_PACKAGE_NAME;
+import static com.android.settings.slices.CustomSliceRegistry.MEDIA_OUTPUT_SLICE_URI;
+
+import android.content.Context;
+import android.content.Intent;
+import android.net.Uri;
+
+import com.android.settings.R;
+
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ * Represents the Media output Panel.
+ *
+ * <p>
+ * Displays Media output item
+ * </p>
+ */
+public class MediaOutputPanel implements PanelContent {
+
+    private final Context mContext;
+    private final String mPackageName;
+
+    public static MediaOutputPanel create(Context context, String packageName) {
+        return new MediaOutputPanel(context, packageName);
+    }
+
+    private MediaOutputPanel(Context context, String packageName) {
+        mContext = context.getApplicationContext();
+        mPackageName = packageName;
+    }
+
+    @Override
+    public CharSequence getTitle() {
+        return mContext.getText(R.string.media_output_panel_title);
+    }
+
+    @Override
+    public List<Uri> getSlices() {
+        final List<Uri> uris = new ArrayList<>();
+        MEDIA_OUTPUT_SLICE_URI =
+                MEDIA_OUTPUT_SLICE_URI
+                        .buildUpon()
+                        .clearQuery()
+                        .appendQueryParameter(MEDIA_PACKAGE_NAME, mPackageName)
+                        .build();
+        uris.add(MEDIA_OUTPUT_SLICE_URI);
+        return uris;
+    }
+
+    @Override
+    public Intent getSeeMoreIntent() {
+        return null;
+    }
+}

src/com/android/settings/panel/PanelFeatureProvider.java

@@ -21,7 +21,7 @@ import android.content.Context;
 public interface PanelFeatureProvider {
 
     /**
-     * Returns {@link PanelContent} as specified by the {@param panelType}.
+     * Returns {@link PanelContent} as specified by the {@code panelType} and {@code packageName}.
      */
-    PanelContent getPanel(Context context, String panelType);
+    PanelContent getPanel(Context context, String panelType, String packageName);
 }

src/com/android/settings/panel/PanelFeatureProviderImpl.java

@@ -16,13 +16,15 @@
 
 package com.android.settings.panel;
 
+import static com.android.settingslib.media.MediaOutputSliceConstants.ACTION_MEDIA_OUTPUT;
+
 import android.content.Context;
 import android.provider.Settings;
 
 public class PanelFeatureProviderImpl implements PanelFeatureProvider {
 
     @Override
-    public PanelContent getPanel(Context context, String panelType) {
+    public PanelContent getPanel(Context context, String panelType, String packageName) {
         switch (panelType) {
             case Settings.Panel.ACTION_INTERNET_CONNECTIVITY:
                 return InternetConnectivityPanel.create(context);
@@ -30,6 +32,8 @@ public class PanelFeatureProviderImpl implements PanelFeatureProvider {
                 return VolumePanel.create(context);
             case Settings.Panel.ACTION_NFC:
                 return NfcPanel.create(context);
+            case ACTION_MEDIA_OUTPUT:
+                return MediaOutputPanel.create(context, packageName);
         }
 
         throw new IllegalStateException("No matching panel for: "  + panelType);

src/com/android/settings/panel/PanelFragment.java

@@ -70,10 +70,12 @@ public class PanelFragment extends Fragment {
 
         final Bundle arguments = getArguments();
         final String panelType = arguments.getString(SettingsPanelActivity.KEY_PANEL_TYPE_ARGUMENT);
+        final String packageName =
+                arguments.getString(SettingsPanelActivity.KEY_PANEL_PACKAGE_NAME);
 
         final PanelContent panel = FeatureFactory.getFactory(activity)
                 .getPanelFeatureProvider()
-                .getPanel(activity, panelType);
+                .getPanel(activity, panelType, packageName);
 
         mAdapter = new PanelSlicesAdapter(this, panel.getSlices());
 
@@ -86,6 +88,11 @@ public class PanelFragment extends Fragment {
         mSeeMoreButton.setOnClickListener(getSeeMoreListener(panel.getSeeMoreIntent()));
         mDoneButton.setOnClickListener(mDoneButtonListener);
 
+        //If getSeeMoreIntent() is null, hide the mSeeMoreButton.
+        if (panel.getSeeMoreIntent() == null) {
+            mSeeMoreButton.setVisibility(View.GONE);
+        }
+
         return view;
     }
 

src/com/android/settings/panel/SettingsPanelActivity.java

@@ -16,8 +16,12 @@
 
 package com.android.settings.panel;
 
+import static com.android.settingslib.media.MediaOutputSliceConstants.ACTION_MEDIA_OUTPUT;
+import static com.android.settingslib.media.MediaOutputSliceConstants.EXTRA_PACKAGE_NAME;
+
 import android.content.Intent;
 import android.os.Bundle;
+import android.text.TextUtils;
 import android.util.Log;
 import android.view.Gravity;
 import android.view.Window;
@@ -28,6 +32,7 @@ import androidx.fragment.app.Fragment;
 import androidx.fragment.app.FragmentActivity;
 import androidx.fragment.app.FragmentManager;
 
+import com.android.internal.annotations.VisibleForTesting;
 import com.android.settings.R;
 
 /**
@@ -37,10 +42,14 @@ public class SettingsPanelActivity extends FragmentActivity {
 
     private final String TAG = "panel_activity";
 
+    @VisibleForTesting
+    final Bundle mBundle = new Bundle();
+
     /**
      * Key specifying which Panel the app is requesting.
      */
     public static final String KEY_PANEL_TYPE_ARGUMENT = "PANEL_TYPE_ARGUMENT";
+    public static final String KEY_PANEL_PACKAGE_NAME = "PANEL_PACKAGE_NAME";
 
     @Override
     protected void onCreate(@Nullable Bundle savedInstanceState) {
@@ -53,6 +62,16 @@ public class SettingsPanelActivity extends FragmentActivity {
             return;
         }
 
+        final String packageName =
+                callingIntent.getStringExtra(EXTRA_PACKAGE_NAME);
+
+        if (TextUtils.equals(ACTION_MEDIA_OUTPUT, callingIntent.getAction())
+                && TextUtils.isEmpty(packageName)) {
+            Log.e(TAG, "Null package name, closing Panel Activity");
+            finish();
+            return;
+        }
+
         setContentView(R.layout.settings_panel);
 
         // Move the window to the bottom of screen, and make it take up the entire screen width.
@@ -61,11 +80,11 @@ public class SettingsPanelActivity extends FragmentActivity {
         window.setLayout(WindowManager.LayoutParams.MATCH_PARENT,
                 WindowManager.LayoutParams.WRAP_CONTENT);
 
-        final Bundle bundle = new Bundle();
-        bundle.putString(KEY_PANEL_TYPE_ARGUMENT, callingIntent.getAction());
+        mBundle.putString(KEY_PANEL_TYPE_ARGUMENT, callingIntent.getAction());
+        mBundle.putString(KEY_PANEL_PACKAGE_NAME, packageName);
 
         final PanelFragment panelFragment = new PanelFragment();
-        panelFragment.setArguments(bundle);
+        panelFragment.setArguments(mBundle);
 
         final FragmentManager fragmentManager = getSupportFragmentManager();
         final Fragment fragment = fragmentManager.findFragmentById(R.id.main_content);