chrome/browser/android/shortcut_helper.h

   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 #ifndef CHROME_BROWSER_ANDROID_SHORTCUT_HELPER_H_
   6 #define CHROME_BROWSER_ANDROID_SHORTCUT_HELPER_H_
   7
   8 #include "base/android/jni_android.h"
   9 #include "base/android/jni_weak_ref.h"
  10 #include "chrome/browser/android/shortcut_info.h"
  11 #include "third_party/skia/include/core/SkBitmap.h"
  12
  13 namespace content {
  14 class WebContents;
  15 }  // namespace content
  16
  17 // ShortcutHelper is the C++ counterpart of org.chromium.chrome.browser's
  18 // ShortcutHelper in Java.
  19 class ShortcutHelper {
  20  public:
  21   // Registers JNI hooks.
  22   static bool RegisterShortcutHelper(JNIEnv* env);
  23
  24   // Adds a shortcut to the launcher using a SkBitmap.
  25   // Must be called on the IO thread.
  26   static void AddShortcutInBackgroundWithSkBitmap(const ShortcutInfo& info,
  27                                                   const std::string& webapp_id,
  28                                                   const SkBitmap& icon_bitmap);
  29
  30   // Returns the ideal size for an icon representing a web app.
  31   static int GetIdealHomescreenIconSizeInDp();
  32
  33   // Returns the minimum size for an icon representing a web app.
  34   static int GetMinimumHomescreenIconSizeInDp();
  35
  36   // Returns the ideal size for an image displayed on a web app's splash
  37   // screen.
  38   static int GetIdealSplashImageSizeInDp();
  39
  40   // Returns the minimum size for an image displayed on a web app's splash
  41   // screen.
  42   static int GetMinimumSplashImageSizeInDp();
  43
  44   // Fetches the splash screen image and stores it inside the WebappDataStorage
  45   // of the webapp.
  46   static void FetchSplashScreenImage(content::WebContents* web_contents,
  47                                      const GURL& image_url,
  48                                      const int ideal_splash_image_size_in_dp,
  49                                      const int minimum_splash_image_size_in_dp,
  50                                      const std::string& webapp_id);
  51
  52   // Stores the data of the webapp which is not placed inside the shortcut.
  53   static void StoreWebappData(const std::string& webapp_id,
  54                               const SkBitmap& splash_image);
  55
  56  private:
  57   ShortcutHelper() = delete;
  58   ~ShortcutHelper() = delete;
  59
  60   DISALLOW_COPY_AND_ASSIGN(ShortcutHelper);
  61 };
  62
  63 #endif  // CHROME_BROWSER_ANDROID_SHORTCUT_HELPER_H_