content/shell/android/shell_library_loader.cc

   1 // Copyright (c) 2012 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 "base/android/jni_android.h"
   6 #include "base/bind.h"
   7 #include "content/public/app/content_jni_onload.h"
   8 #include "content/public/app/content_main.h"
   9 #include "content/public/browser/android/compositor.h"
  10 #include "content/shell/android/shell_jni_registrar.h"
  11 #include "content/shell/app/shell_main_delegate.h"
  12
  13 namespace {
  14
  15 bool RegisterJNI(JNIEnv* env) {
  16   return content::android::RegisterShellJni(env);
  17 }
  18
  19 bool Init() {
  20   content::Compositor::Initialize();
  21   content::SetContentMainDelegate(new content::ShellMainDelegate());
  22   return true;
  23 }
  24
  25 }  // namespace
  26
  27
  28 // This is called by the VM when the shared library is first loaded.
  29 JNI_EXPORT jint JNI_OnLoad(JavaVM* vm, void* reserved) {
  30   std::vector<base::android::RegisterCallback> register_callbacks;
  31   register_callbacks.push_back(base::Bind(&RegisterJNI));
  32   std::vector<base::android::InitCallback> init_callbacks;
  33   init_callbacks.push_back(base::Bind(&Init));
  34   if (!content::android::OnJNIOnLoadRegisterJNI(vm, register_callbacks) ||
  35       !content::android::OnJNIOnLoadInit(init_callbacks)) {
  36     return -1;
  37   }
  38   return JNI_VERSION_1_4;
  39 }