Merge "[Panlingual] Revamp the panlingual UI in Settings." into tm-dev

src/com/android/settings/localepicker/AppLocalePickerActivity.java

@@ -0,0 +1,100 @@
+/*
+ * Copyright (C) 2022 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.localepicker;
+
+import android.app.FragmentTransaction;
+import android.os.Bundle;
+import android.text.TextUtils;
+import android.util.Log;
+import android.view.MenuItem;
+
+import com.android.internal.app.LocalePickerWithRegion;
+import com.android.internal.app.LocaleStore;
+import com.android.settings.R;
+import com.android.settings.applications.appinfo.AppLocaleDetails;
+import com.android.settings.core.SettingsBaseActivity;
+
+/**
+ * TODO(b/223503670): Add unit test for AppLocalePickerActivity.
+ * A activity to show the locale picker and information page.
+ */
+public class AppLocalePickerActivity extends SettingsBaseActivity
+        implements LocalePickerWithRegion.LocaleSelectedListener {
+    private static final String TAG = AppLocalePickerActivity.class.getSimpleName();
+
+    @Override
+    public void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        String packageName = getIntent().getData().getSchemeSpecificPart();
+        if (TextUtils.isEmpty(packageName)) {
+            Log.d(TAG, "There is no package name.");
+            finish();
+            return;
+        }
+
+        getActionBar().setDisplayHomeAsUpEnabled(true);
+        setContentView(R.layout.app_locale_picker);
+
+        // Create App locale info detail part.
+        AppLocaleDetails appLocaleDetails = AppLocaleDetails.newInstance(packageName);
+        getSupportFragmentManager()
+                .beginTransaction()
+                .replace(R.id.app_locale_detail, appLocaleDetails)
+                .commit();
+
+        // Create Locale picker part.
+        final LocalePickerWithRegion selector = LocalePickerWithRegion.createLanguagePicker(
+                this, AppLocalePickerActivity.this, false /* translate only */);
+        // LocalePickerWithRegion use android.app.ListFragment. Thus, it can not user
+        // getSupportFragmentManager() to add this into container.
+        getFragmentManager()
+                .beginTransaction()
+                .setTransition(FragmentTransaction.TRANSIT_FRAGMENT_OPEN)
+                .replace(R.id.app_locale_picker_with_region, selector)
+                .commit();
+    }
+
+    @Override
+    public boolean onOptionsItemSelected(MenuItem item) {
+        if (item.getItemId() == android.R.id.home) {
+            handleBackPressed();
+            return true;
+        }
+        return super.onOptionsItemSelected(item);
+    }
+
+    @Override
+    public void onBackPressed() {
+        handleBackPressed();
+    }
+
+    private void handleBackPressed() {
+        if (getFragmentManager().getBackStackEntryCount() > 1) {
+            super.onBackPressed();
+        } else {
+            setResult(RESULT_CANCELED);
+            finish();
+        }
+    }
+
+    @Override
+    public void onLocaleSelected(LocaleStore.LocaleInfo locale) {
+        // TODO When locale is selected, this shall set per app language here.
+        finish();
+    }
+}
+

src/com/android/settings/localepicker/LocalePickerWithRegionActivity.java

@@ -17,8 +17,11 @@
 package com.android.settings.localepicker;
 
 import android.app.FragmentTransaction;
+import android.app.LocaleManager;
 import android.content.Intent;
 import android.os.Bundle;
+import android.os.LocaleList;
+import android.util.Log;
 import android.view.MenuItem;
 
 import com.android.internal.app.LocalePickerWithRegion;
@@ -31,6 +34,7 @@ public class LocalePickerWithRegionActivity extends SettingsBaseActivity
         implements LocalePickerWithRegion.LocaleSelectedListener {
 
     private static final String PARENT_FRAGMENT_NAME = "localeListEditor";
+    private static final String TAG = "Calvin";
 
     @Override
     public void onCreate(Bundle savedInstanceState) {
@@ -47,6 +51,25 @@ public class LocalePickerWithRegionActivity extends SettingsBaseActivity
                 .commit();
     }
 
+    public void setAppDefaultLocale(String languageTag) {
+        if (languageTag.isEmpty()) {
+            Log.w(TAG, "[setAppDefaultLocale] No language tag.");
+            return;
+        }
+        setAppDefaultLocale(LocaleList.forLanguageTags(languageTag));
+    }
+
+    /** Sets per app's default language to system. */
+    public void setAppDefaultLocale(LocaleList localeList) {
+        LocaleManager mLocaleManager = getSystemService(LocaleManager.class);
+        if (mLocaleManager == null) {
+            Log.w(TAG, "LocaleManager is null, and cannot set the app locale up.");
+            return;
+        }
+        mLocaleManager.setApplicationLocales("com.android.vending", localeList);
+    }
+
+
     @Override
     public boolean onOptionsItemSelected(MenuItem item) {
         if (item.getItemId() == android.R.id.home) {
@@ -58,9 +81,16 @@ public class LocalePickerWithRegionActivity extends SettingsBaseActivity
 
     @Override
     public void onLocaleSelected(LocaleStore.LocaleInfo locale) {
-        final Intent intent = new Intent();
+        /*final Intent intent = new Intent();
         intent.putExtra(LocaleListEditor.INTENT_LOCALE_KEY, locale);
-        setResult(RESULT_OK, intent);
+        setResult(RESULT_OK, intent);*/
+        if(locale != null) {
+            Log.d("Calvin", "onLocaleSelected " + locale.getLocale().toLanguageTag());
+            setAppDefaultLocale(locale.getLocale().toLanguageTag());
+        } else {
+            Log.d("Calvin", "onLocaleSelected null");
+            setAppDefaultLocale("");
+        }
         finish();
     }