Merge "First commit of dynamic home page feature"

src/com/android/settings/SettingsHomepageActivity.java

@@ -0,0 +1,61 @@
+/*
+ * 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;
+
+import android.app.Activity;
+import android.app.Fragment;
+import android.app.FragmentManager;
+import android.content.Context;
+import android.content.Intent;
+import android.os.Bundle;
+import android.util.FeatureFlagUtils;
+
+import com.android.settings.core.FeatureFlags;
+import com.android.settings.homepage.HomepageFragment;
+import com.android.settingslib.drawer.SettingsDrawerActivity;
+
+public class SettingsHomepageActivity extends SettingsDrawerActivity {
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+
+        if (!isDynamicHomepageEnabled(this)) {
+            final Intent settings = new Intent();
+            settings.setAction("android.settings.SETTINGS");
+            startActivity(settings);
+            finish();
+        }
+        setContentView(R.layout.settings_homepage);
+        switchToFragment(this, R.id.main_content, HomepageFragment.class.getName());
+    }
+
+    public static boolean isDynamicHomepageEnabled(Context context) {
+        return FeatureFlagUtils.isEnabled(context, FeatureFlags.DYNAMIC_HOMEPAGE);
+    }
+
+    /**
+     * Switch to a specific Fragment
+     */
+    public static void switchToFragment(Activity activity, int id, String fragmentName) {
+        final Fragment f = Fragment.instantiate(activity, fragmentName, null /* args */);
+
+        FragmentManager manager = activity.getFragmentManager();
+        manager.beginTransaction().replace(id, f).commitAllowingStateLoss();
+        manager.executePendingTransactions();
+    }
+}

src/com/android/settings/core/FeatureFlags.java

@@ -23,4 +23,5 @@ public class FeatureFlags {
     public static final String BATTERY_DISPLAY_APP_LIST = "settings_battery_display_app_list";
     public static final String BLUETOOTH_WHILE_DRIVING = "settings_bluetooth_while_driving";
     public static final String AUDIO_SWITCHER_SETTINGS = "settings_audio_switcher";
+    public static final String DYNAMIC_HOMEPAGE = "settings_dynamic_homepage";
 }

src/com/android/settings/homepage/HomepageFragment.java

@@ -0,0 +1,150 @@
+/*
+ * 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.homepage;
+
+
+import android.app.ActionBar;
+import android.app.Activity;
+import android.content.Intent;
+import android.os.Bundle;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.Toolbar;
+
+import androidx.annotation.NonNull;
+
+import com.android.internal.logging.nano.MetricsProto.MetricsEvent;
+import com.android.settings.R;
+import com.android.settings.SettingsHomepageActivity;
+import com.android.settings.Utils;
+import com.android.settings.core.InstrumentedFragment;
+import com.android.settings.dashboard.DashboardSummary;
+import com.android.settings.overlay.FeatureFactory;
+import com.android.settings.search.SearchFeatureProvider;
+
+import com.google.android.material.bottomappbar.BottomAppBar;
+import com.google.android.material.bottomsheet.BottomSheetBehavior;
+import com.google.android.material.floatingactionbutton.FloatingActionButton;
+
+public class HomepageFragment extends InstrumentedFragment {
+
+    private static final String TAG = "HomepageFragment";
+
+    private FloatingActionButton mSearchButton;
+    private BottomSheetBehavior mBottomSheetBehavior;
+    private boolean mBottomFragmentLoaded = false;
+
+    @Override
+    public View onCreateView(LayoutInflater inflater, ViewGroup container,
+            Bundle savedInstanceState) {
+        final View rootView = inflater.inflate(R.layout.dashboard, container, false);
+        return rootView;
+    }
+
+    @Override
+    public void onActivityCreated(Bundle savedInstanceState) {
+        super.onActivityCreated(savedInstanceState);
+        setupBottomBar();
+        setupSearchBar();
+    }
+
+    @Override
+    public int getMetricsCategory() {
+        return MetricsEvent.SETTINGS_HOMEPAGE;
+    }
+
+    private void setupBottomBar() {
+        final Activity activity = getActivity();
+        mSearchButton = (FloatingActionButton) activity.findViewById(R.id.search_fab);
+
+        mSearchButton.setOnClickListener(v -> {
+            final Intent intent = SearchFeatureProvider.SEARCH_UI_INTENT;
+            intent.setPackage(FeatureFactory.getFactory(activity)
+                    .getSearchFeatureProvider().getSettingsIntelligencePkgName());
+            startActivityForResult(intent, 0 /* requestCode */);
+        });
+        mBottomSheetBehavior = BottomSheetBehavior.from(activity.findViewById(R.id.bottom_sheet));
+        final BottomAppBar bottomBar = (BottomAppBar) activity.findViewById(R.id.bar);
+        bottomBar.setOnClickListener(v -> {
+            mBottomSheetBehavior.setState(BottomSheetBehavior.STATE_EXPANDED);
+        });
+
+        final int screenWidthpx = getResources().getDisplayMetrics().widthPixels;
+        final View searchbar = activity.findViewById(R.id.search_bar_container);
+        final View bottombar = activity.findViewById(R.id.bar);
+
+
+        mBottomSheetBehavior.setBottomSheetCallback(new BottomSheetBehavior.BottomSheetCallback() {
+            @Override
+            public void onStateChanged(@NonNull View bottomSheet, int newState) {
+                if (!mBottomFragmentLoaded) {
+                    SettingsHomepageActivity.switchToFragment(getActivity(),
+                            R.id.bottom_sheet_fragment, DashboardSummary.class.getName());
+                    mBottomFragmentLoaded = true;
+                }
+                if (newState == BottomSheetBehavior.STATE_EXPANDED) {
+                    bottombar.setVisibility(View.INVISIBLE);
+                    searchbar.setVisibility(View.VISIBLE);
+                    mSearchButton.setVisibility(View.GONE);
+                } else if (newState == BottomSheetBehavior.STATE_COLLAPSED) {
+                    bottombar.setVisibility(View.VISIBLE);
+                    searchbar.setVisibility(View.INVISIBLE);
+                    mSearchButton.setVisibility(View.VISIBLE);
+                } else if (newState == BottomSheetBehavior.STATE_SETTLING) {
+                    bottombar.setVisibility(View.VISIBLE);
+                    searchbar.setVisibility(View.VISIBLE);
+                    mSearchButton.setVisibility(View.VISIBLE);
+                }
+            }
+
+            @Override
+            public void onSlide(@NonNull View bottomSheet, float slideOffset) {
+                bottombar.setAlpha(1 - slideOffset);
+                mSearchButton.setAlpha(1 - slideOffset);
+                searchbar.setAlpha(slideOffset);
+                searchbar.setPadding((int) (screenWidthpx * (1 - slideOffset)), 0, 0, 0);
+            }
+        });
+    }
+
+    //TODO(110767984), copied from settingsActivity. We have to merge them
+    private void setupSearchBar() {
+        final Activity activity = getActivity();
+        final Toolbar toolbar = activity.findViewById(R.id.search_action_bar);
+        FeatureFactory.getFactory(activity).getSearchFeatureProvider()
+                .initSearchToolbar(activity, toolbar);
+        activity.setActionBar(toolbar);
+
+        // Please forgive me for what I am about to do.
+        //
+        // Need to make the navigation icon non-clickable so that the entire card is clickable
+        // and goes to the search UI. Also set the background to null so there's no ripple.
+        final View navView = toolbar.getNavigationView();
+        navView.setClickable(false);
+        navView.setImportantForAccessibility(View.IMPORTANT_FOR_ACCESSIBILITY_NO);
+        navView.setBackground(null);
+
+        final ActionBar actionBar = activity.getActionBar();
+        if (actionBar != null) {
+            boolean deviceProvisioned = Utils.isDeviceProvisioned(activity);
+            actionBar.setDisplayHomeAsUpEnabled(deviceProvisioned);
+            actionBar.setHomeButtonEnabled(deviceProvisioned);
+            actionBar.setDisplayShowTitleEnabled(false);
+        }
+    }
+}