Migrate from Plugin SearchTarget to API search Target [1/3]

Setup architecture for separation between aosp and quickstep search as setup for switch to android.app.SearchTarget

Bug: 177223401
Test: manual
Change-Id: Iefd069a34d5e5551bf731e9171958e93377774aa

quickstep/src/com/android/launcher3/search/SearchSettingsRowView.java

@@ -0,0 +1,151 @@
+/*
+ * Copyright (C) 2020 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.launcher3.search;
+
+import static com.android.launcher3.FastBitmapDrawable.newIcon;
+import static com.android.launcher3.util.Executors.MAIN_EXECUTOR;
+import static com.android.launcher3.util.Executors.MODEL_EXECUTOR;
+
+import android.content.Context;
+import android.content.Intent;
+import android.content.pm.PackageManager;
+import android.content.pm.ResolveInfo;
+import android.os.Bundle;
+import android.text.TextUtils;
+import android.util.AttributeSet;
+import android.view.View;
+import android.widget.LinearLayout;
+import android.widget.TextView;
+
+import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
+
+import com.android.launcher3.FastBitmapDrawable;
+import com.android.launcher3.Launcher;
+import com.android.launcher3.LauncherAppState;
+import com.android.launcher3.R;
+import com.android.launcher3.model.data.PackageItemInfo;
+import com.android.systemui.plugins.shared.SearchTarget;
+import com.android.systemui.plugins.shared.SearchTargetEvent;
+
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ * A row of clickable TextViews with a breadcrumb for settings search.
+ */
+public class SearchSettingsRowView extends LinearLayout implements
+        View.OnClickListener, SearchTargetHandler {
+
+    public static final String TARGET_TYPE_SETTINGS_ROW = "settings_row";
+
+    private View mIconView;
+    private TextView mTitleView;
+    private TextView mBreadcrumbsView;
+    private Intent mIntent;
+    private SearchTarget mSearchTarget;
+
+
+    public SearchSettingsRowView(@NonNull Context context) {
+        this(context, null, 0);
+    }
+
+    public SearchSettingsRowView(@NonNull Context context,
+            @Nullable AttributeSet attrs) {
+        this(context, attrs, 0);
+    }
+
+    public SearchSettingsRowView(@NonNull Context context, @Nullable AttributeSet attrs,
+            int defStyleAttr) {
+        super(context, attrs, defStyleAttr);
+    }
+
+    @Override
+    protected void onFinishInflate() {
+        super.onFinishInflate();
+        mIconView = findViewById(R.id.icon);
+        mTitleView = findViewById(R.id.title);
+        mBreadcrumbsView = findViewById(R.id.breadcrumbs);
+        setOnClickListener(this);
+        applySettingsIcon(Launcher.getLauncher(getContext()), mIconView);
+    }
+
+    @Override
+    public void applySearchTarget(SearchTarget searchTarget) {
+        mSearchTarget = searchTarget;
+        Bundle bundle = searchTarget.getExtras();
+        mIntent = bundle.getParcelable("intent");
+        showIfAvailable(mTitleView, bundle.getString("title"));
+        mIconView.setContentDescription(bundle.getString("title"));
+        ArrayList<String> breadcrumbs = bundle.getStringArrayList("breadcrumbs");
+        //TODO: implement RTL friendly breadcrumbs view
+        showIfAvailable(mBreadcrumbsView, breadcrumbs != null
+                ? String.join(" > ", breadcrumbs) : null);
+        SearchEventTracker.INSTANCE.get(getContext()).registerWeakHandler(searchTarget, this);
+    }
+
+    private void showIfAvailable(TextView view, @Nullable String string) {
+        if (TextUtils.isEmpty(string)) {
+            view.setVisibility(GONE);
+        } else {
+            view.setVisibility(VISIBLE);
+            view.setText(string);
+        }
+    }
+
+    @Override
+    public void onClick(View view) {
+        handleSelection(SearchTargetEvent.SELECT);
+    }
+
+    @Override
+    public void handleSelection(int eventType) {
+        if (mIntent == null) return;
+        // TODO: create ItemInfo object and then use it to call startActivityForResult for proper
+        //  WW logging
+        Launcher launcher = Launcher.getLauncher(getContext());
+        launcher.startActivityForResult(mIntent, 0);
+
+        SearchEventTracker.INSTANCE.get(getContext()).notifySearchTargetEvent(
+                new SearchTargetEvent.Builder(mSearchTarget, eventType).build());
+    }
+
+    /**
+     * Requests settings app icon from {@link com.android.launcher3.icons.IconCache} and applies
+     * to to view
+     */
+    public static void applySettingsIcon(Launcher launcher, View view) {
+        LauncherAppState appState = LauncherAppState.getInstance(launcher);
+        MODEL_EXECUTOR.post(() -> {
+            PackageItemInfo packageItemInfo = new PackageItemInfo(getSettingsPackageName(launcher));
+            appState.getIconCache().getTitleAndIconForApp(packageItemInfo, false);
+            MAIN_EXECUTOR.post(() -> {
+                FastBitmapDrawable iconDrawable = newIcon(appState.getContext(), packageItemInfo);
+                view.setBackground(iconDrawable);
+            });
+        });
+    }
+
+    private static String getSettingsPackageName(Launcher launcher) {
+        Intent intent = new Intent(android.provider.Settings.ACTION_SETTINGS);
+        List<ResolveInfo> resolveInfos = launcher.getPackageManager().queryIntentActivities(intent,
+                PackageManager.MATCH_DEFAULT_ONLY);
+        if (resolveInfos.size() == 0) {
+            return "";
+        }
+        return resolveInfos.get(0).activityInfo.packageName;
+    }
+}