Refactor ShortcutHelper and merge in BookmarkUtils

chrome/browser/android/shortcut_helper.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/shortcut_helper.h"
 
 #include <jni.h>
 
 #include "base/android/jni_android.h"
 #include "base/android/jni_string.h"
 #include "base/basictypes.h"
 #include "base/location.h"
 #include "base/strings/string16.h"
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/browser/banners/app_banner_settings_helper.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/browser/web_contents.h"
 #include "content/public/common/manifest.h"
 #include "jni/ShortcutHelper_jni.h"
 #include "ui/gfx/android/java_bitmap.h"
 #include "ui/gfx/color_analysis.h"
 #include "url/gurl.h"
 
 using content::Manifest;
 
-jlong Initialize(JNIEnv* env, jobject obj, jobject java_web_contents) {
-  content::WebContents* web_contents =
-      content::WebContents::FromJavaWebContents(java_web_contents);
-  ShortcutHelper* shortcut_helper = new ShortcutHelper(env, obj, web_contents);
-  return reinterpret_cast<intptr_t>(shortcut_helper);
-}
-
-ShortcutHelper::ShortcutHelper(JNIEnv* env,
-                               jobject obj,
-                               content::WebContents* web_contents)
-    : add_shortcut_pending_(false),
-      data_fetcher_(new ShortcutDataFetcher(web_contents, this)) {
-  java_ref_.Reset(env, obj);
-}
-
-ShortcutHelper::~ShortcutHelper() {
-  data_fetcher_->set_weak_observer(nullptr);
-  data_fetcher_ = nullptr;
-}
-
-void ShortcutHelper::OnUserTitleAvailable(const base::string16& user_title) {
-  JNIEnv* env = base::android::AttachCurrentThread();
-  ScopedJavaLocalRef<jstring> j_user_title =
-      base::android::ConvertUTF16ToJavaString(env, user_title);
-  Java_ShortcutHelper_onUserTitleAvailable(env,
-                                           java_ref_.obj(),
-                                           j_user_title.obj());
-}
-
-void ShortcutHelper::OnDataAvailable(const ShortcutInfo& info,
-                                     const SkBitmap& icon) {
-  JNIEnv* env = base::android::AttachCurrentThread();
-  ScopedJavaLocalRef<jobject> java_bitmap;
-  if (icon.getSize())
-    java_bitmap = gfx::ConvertToJavaBitmap(&icon);
-
-  Java_ShortcutHelper_onIconAvailable(env,
-                                      java_ref_.obj(),
-                                      java_bitmap.obj());
-
-  if (add_shortcut_pending_)
-    AddShortcut(info, icon);
-}
-
-void ShortcutHelper::Destroy(JNIEnv* env, jobject obj) {
-  delete this;
-}
-
-SkBitmap ShortcutHelper::FinalizeLauncherIcon(const SkBitmap& bitmap,
-                                              const GURL& url) {
-  DCHECK_CURRENTLY_ON(content::BrowserThread::IO);
-
-  // Determine a single color to use for the favicon if the favicon that is
-  // returned it is too low quality.
-  SkColor color = color_utils::CalculateKMeanColorOfBitmap(bitmap);
-  int dominant_red = SkColorGetR(color);
-  int dominant_green = SkColorGetG(color);
-  int dominant_blue = SkColorGetB(color);
-
-  // Make the icon acceptable for the Android launcher.
-  JNIEnv* env = base::android::AttachCurrentThread();
-  ScopedJavaLocalRef<jstring> java_url =
-      base::android::ConvertUTF8ToJavaString(env, url.spec());
-  ScopedJavaLocalRef<jobject> java_bitmap;
-  if (bitmap.getSize())
-    java_bitmap = gfx::ConvertToJavaBitmap(&bitmap);
-
-  base::android::ScopedJavaLocalRef<jobject> ref =
-      Java_ShortcutHelper_finalizeLauncherIcon(env,
-                                               java_url.obj(),
-                                               java_bitmap.obj(),
-                                               dominant_red,
-                                               dominant_green,
-                                               dominant_blue);
-  return gfx::CreateSkBitmapFromJavaBitmap(gfx::JavaBitmap(ref.obj()));
-}
-
-void ShortcutHelper::AddShortcut(JNIEnv* env,
-                                 jobject obj,
-                                 jstring j_user_title) {
-  add_shortcut_pending_ = true;
-
-  base::string16 user_title =
-      base::android::ConvertJavaStringToUTF16(env, j_user_title);
-  if (!user_title.empty())
-    data_fetcher_->shortcut_info().user_title = user_title;
-
-  if (data_fetcher_->is_ready()) {
-    // If the fetcher isn't ready yet, the shortcut will be added when it is
-    // via OnDataAvailable();
-    AddShortcut(data_fetcher_->shortcut_info(), data_fetcher_->shortcut_icon());
-  }
-}
-
-void ShortcutHelper::AddShortcut(const ShortcutInfo& info,
-                                 const SkBitmap& icon) {
-  DCHECK(add_shortcut_pending_);
-  if (!add_shortcut_pending_)
-    return;
-  add_shortcut_pending_ = false;
-
-  RecordAddToHomescreen();
-
-  content::BrowserThread::PostTask(
-      content::BrowserThread::IO,
-      FROM_HERE,
-      base::Bind(&ShortcutHelper::AddShortcutInBackgroundWithSkBitmap,
-                 info,
-                 icon));
-}
-
-bool ShortcutHelper::RegisterShortcutHelper(JNIEnv* env) {
-  return RegisterNativesImpl(env);
-}
-
 // static
 void ShortcutHelper::AddShortcutInBackgroundWithSkBitmap(
     const ShortcutInfo& info,
     const SkBitmap& icon_bitmap) {
   DCHECK_CURRENTLY_ON(content::BrowserThread::IO);
 
   // Send the data to the Java side to create the shortcut.
   JNIEnv* env = base::android::AttachCurrentThread();
   ScopedJavaLocalRef<jstring> java_url =
       base::android::ConvertUTF8ToJavaString(env, info.url.spec());
@@ skipping 15 matching lines @@
       java_name.obj(),
       java_short_name.obj(),
       java_bitmap.obj(),
       info.display == blink::WebDisplayModeStandalone,
       info.orientation,
       info.source,
       info.theme_color,
       info.background_color);
 }
 
-void ShortcutHelper::RecordAddToHomescreen() {
-  // Record that the shortcut has been added, so no banners will be shown
-  // for this app.
-  content::WebContents* web_contents = data_fetcher_->web_contents();
-  if (!web_contents)
-    return;
-
-  AppBannerSettingsHelper::RecordBannerEvent(
-      web_contents, web_contents->GetURL(),
-      data_fetcher_->shortcut_info().url.spec(),
-      AppBannerSettingsHelper::APP_BANNER_EVENT_DID_ADD_TO_HOMESCREEN,
-      base::Time::Now());
+bool ShortcutHelper::RegisterShortcutHelper(JNIEnv* env) {
+  return RegisterNativesImpl(env);
 }