Adding CrHome-specific implementation for home page tile.

chrome/browser/android/ntp/most_visited_sites_bridge.cc

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/android/ntp/most_visited_sites_bridge.h"
 
 #include <utility>
 
 #include "base/android/jni_android.h"
 #include "base/android/jni_array.h"
@@ skipping 18 matching lines @@
 using base::android::ScopedJavaGlobalRef;
 using base::android::ScopedJavaLocalRef;
 using base::android::ToJavaArrayOfStrings;
 using base::android::ToJavaIntArray;
 using ntp_tiles::MostVisitedSites;
 using ntp_tiles::TileSource;
 using ntp_tiles::NTPTilesVector;
 using ntp_tiles::TileVisualType;
 using ntp_tiles::metrics::TileImpression;
 
+namespace {
+
+class JavaHomePageClient : public MostVisitedSites::HomePageClient {
+ public:
+  JavaHomePageClient(JNIEnv* env, const JavaParamRef<jobject>& obj);
+
+  bool IsHomePageEnabled() const override;
+  bool IsNewTabPageUsedAsHomePage() const override;
+  GURL GetHomepageUrl() const override;
+
+ private:
+  ScopedJavaGlobalRef<jobject> client_;
+
+  DISALLOW_COPY_AND_ASSIGN(JavaHomePageClient);
+};
+
+JavaHomePageClient::JavaHomePageClient(JNIEnv* env,
+                                       const JavaParamRef<jobject>& obj)
+    : client_(env, obj) {}
+
+bool JavaHomePageClient::IsHomePageEnabled() const {
+  return Java_HomePageClient_isHomePageEnabled(AttachCurrentThread(), client_);
+}
+
+bool JavaHomePageClient::IsNewTabPageUsedAsHomePage() const {
+  return Java_HomePageClient_isNewTabPageUsedAsHomePage(AttachCurrentThread(),
+                                                        client_);
+}
+
+GURL JavaHomePageClient::GetHomepageUrl() const {
+  base::android::ScopedJavaLocalRef<jstring> url =
+      Java_HomePageClient_getHomePageUrl(AttachCurrentThread(), client_);
+  if (url.is_null()) {
+    return GURL();
+  }
+  return GURL(ConvertJavaStringToUTF8(url));
+}
+
+}  // namespace
+
 class MostVisitedSitesBridge::JavaObserver : public MostVisitedSites::Observer {
  public:
   JavaObserver(JNIEnv* env, const JavaParamRef<jobject>& obj);
 
   void OnMostVisitedURLsAvailable(const NTPTilesVector& tiles) override;
 
   void OnIconMadeAvailable(const GURL& site_url) override;
 
  private:
   ScopedJavaGlobalRef<jobject> observer_;
@@ skipping 55 matching lines @@
 
 void MostVisitedSitesBridge::SetObserver(
     JNIEnv* env,
     const JavaParamRef<jobject>& obj,
     const JavaParamRef<jobject>& j_observer,
     jint num_sites) {
   java_observer_.reset(new JavaObserver(env, j_observer));
   most_visited_->SetMostVisitedURLsObserver(java_observer_.get(), num_sites);
 }
 
+void MostVisitedSitesBridge::SetHomePageClient(
+    JNIEnv* env,
+    const base::android::JavaParamRef<jobject>& obj,
+    const base::android::JavaParamRef<jobject>& j_client) {
+  most_visited_->SetHomePageClient(
+      base::MakeUnique<JavaHomePageClient>(env, j_client));
+}
+
 void MostVisitedSitesBridge::AddOrRemoveBlacklistedUrl(
     JNIEnv* env,
     const JavaParamRef<jobject>& obj,
     const JavaParamRef<jstring>& j_url,
     jboolean add_url) {
   GURL url(ConvertJavaStringToUTF8(env, j_url));
   most_visited_->AddOrRemoveBlacklistedUrl(url, add_url);
 }
 
 void MostVisitedSitesBridge::RecordPageImpression(
@@ skipping 39 matching lines @@
   return RegisterNativesImpl(env);
 }
 
 static jlong Init(JNIEnv* env,
                   const JavaParamRef<jobject>& obj,
                   const JavaParamRef<jobject>& jprofile) {
   MostVisitedSitesBridge* most_visited_sites =
       new MostVisitedSitesBridge(ProfileAndroid::FromProfileAndroid(jprofile));
   return reinterpret_cast<intptr_t>(most_visited_sites);
 }