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      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/basictypes.h"
      6 #include "base/debug/debugger.h"
      7 #include "base/logging.h"
      8 #include "base/android/jni_android.h"
      9 #include "base/android/jni_registrar.h"
     10 #include "content/public/app/android_library_loader_hooks.h"
     11 #include "content/public/app/content_main.h"
     12 #include "content/public/browser/android/compositor.h"
     13 #include "content/shell/android/shell_jni_registrar.h"
     14 #include "content/shell/app/shell_main_delegate.h"
     15 
     16 // This is called by the VM when the shared library is first loaded.
     17 JNI_EXPORT jint JNI_OnLoad(JavaVM* vm, void* reserved) {
     18   base::android::InitVM(vm);
     19   JNIEnv* env = base::android::AttachCurrentThread();
     20 
     21   if (!content::RegisterLibraryLoaderEntryHook(env))
     22     return -1;
     23 
     24   // To be called only from the UI thread.  If loading the library is done on
     25   // a separate thread, this should be moved elsewhere.
     26   if (!content::android::RegisterShellJni(env))
     27     return -1;
     28 
     29   content::Compositor::Initialize();
     30   content::SetContentMainDelegate(new content::ShellMainDelegate());
     31   return JNI_VERSION_1_4;
     32 }
     33