chrome/browser/android/shortcut_helper.cc

   1 // Copyright 2013 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "chrome/browser/android/shortcut_helper.h"
   6
   7 #include <jni.h>
   8
   9 #include "base/android/jni_android.h"
  10 #include "base/android/jni_string.h"
  11 #include "base/basictypes.h"
  12 #include "base/strings/string16.h"
  13 #include "base/strings/utf_string_conversions.h"
  14 #include "chrome/browser/manifest/manifest_icon_downloader.h"
  15 #include "content/public/browser/browser_thread.h"
  16 #include "content/public/browser/web_contents.h"
  17 #include "jni/ShortcutHelper_jni.h"
  18 #include "ui/gfx/android/java_bitmap.h"
  19 #include "url/gurl.h"
  20
  21 using content::Manifest;
  22
  23 // static
  24 void ShortcutHelper::AddShortcutInBackgroundWithSkBitmap(
  25     const ShortcutInfo& info,
  26     const std::string& webapp_id,
  27     const SkBitmap& icon_bitmap) {
  28   DCHECK_CURRENTLY_ON(content::BrowserThread::IO);
  29
  30   // Send the data to the Java side to create the shortcut.
  31   JNIEnv* env = base::android::AttachCurrentThread();
  32   ScopedJavaLocalRef<jstring> java_webapp_id =
  33       base::android::ConvertUTF8ToJavaString(env, webapp_id);
  34   ScopedJavaLocalRef<jstring> java_url =
  35       base::android::ConvertUTF8ToJavaString(env, info.url.spec());
  36   ScopedJavaLocalRef<jstring> java_user_title =
  37       base::android::ConvertUTF16ToJavaString(env, info.user_title);
  38   ScopedJavaLocalRef<jstring> java_name =
  39       base::android::ConvertUTF16ToJavaString(env, info.name);
  40   ScopedJavaLocalRef<jstring> java_short_name =
  41       base::android::ConvertUTF16ToJavaString(env, info.short_name);
  42   ScopedJavaLocalRef<jobject> java_bitmap;
  43   if (icon_bitmap.getSize())
  44     java_bitmap = gfx::ConvertToJavaBitmap(&icon_bitmap);
  45
  46   Java_ShortcutHelper_addShortcut(
  47       env,
  48       base::android::GetApplicationContext(),
  49       java_webapp_id.obj(),
  50       java_url.obj(),
  51       java_user_title.obj(),
  52       java_name.obj(),
  53       java_short_name.obj(),
  54       java_bitmap.obj(),
  55       info.display == blink::WebDisplayModeStandalone,
  56       info.orientation,
  57       info.source,
  58       info.theme_color,
  59       info.background_color);
  60 }
  61
  62 // static
  63 void ShortcutHelper::FetchSplashScreenImage(
  64     content::WebContents* web_contents,
  65     const GURL& image_url,
  66     const int ideal_splash_image_size_in_dp,
  67     const std::string& webapp_id) {
  68   // This is a fire and forget task. It is not vital for the splash screen image
  69   // to be downloaded so if the downloader returns false there is no fallback.
  70   ManifestIconDownloader::Download(
  71       web_contents,
  72       image_url,
  73       ideal_splash_image_size_in_dp,
  74       base::Bind(&ShortcutHelper::StoreWebappData, webapp_id));
  75 }
  76
  77 // static
  78 void ShortcutHelper::StoreWebappData(
  79     const std::string& webapp_id,
  80     const SkBitmap& splash_image) {
  81   if (splash_image.drawsNothing())
  82     return;
  83
  84   JNIEnv* env = base::android::AttachCurrentThread();
  85   ScopedJavaLocalRef<jstring> java_webapp_id =
  86       base::android::ConvertUTF8ToJavaString(env, webapp_id);
  87   ScopedJavaLocalRef<jobject> java_splash_image =
  88       gfx::ConvertToJavaBitmap(&splash_image);
  89
  90   Java_ShortcutHelper_storeWebappData(
  91       env,
  92       base::android::GetApplicationContext(),
  93       java_webapp_id.obj(),
  94       java_splash_image.obj());
  95 }
  96
  97 bool ShortcutHelper::RegisterShortcutHelper(JNIEnv* env) {
  98   return RegisterNativesImpl(env);
  99 }