Support InputMethodManager#updateCursorAnchorInfo for Android 5.0 (C++ version)

content/browser/android/content_view_core_impl.cc

 // Copyright 2012 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 "content/browser/android/content_view_core_impl.h"
 
 #include "base/android/jni_android.h"
 #include "base/android/jni_array.h"
 #include "base/android/jni_string.h"
 #include "base/android/scoped_java_ref.h"
@@ skipping 1224 matching lines @@
 
 bool ContentViewCoreImpl::IsFullscreenRequiredForOrientationLock() const {
   JNIEnv* env = AttachCurrentThread();
   ScopedJavaLocalRef<jobject> obj = java_ref_.get(env);
   if (obj.is_null())
     return true;
   return Java_ContentViewCore_isFullscreenRequiredForOrientationLock(env,
                                                                      obj.obj());
 }
 
+gfx::Vector2d ContentViewCoreImpl::GetLocationOnScreen() const {
+  JNIEnv* env = AttachCurrentThread();
+  ScopedJavaLocalRef<jobject> obj = java_ref_.get(env);
+  if (obj.is_null())
+    return gfx::Vector2d();
+  const uint64 combined_coordinates = static_cast<uint64>(
+      Java_ContentViewCore_getLocationOnScreen(env, obj.obj()));
+  const uint32 high_dword = static_cast<uint32>(combined_coordinates >> 32);
+  const uint32 low_dword = static_cast<uint32>(combined_coordinates);
+  return gfx::Vector2d(static_cast<int32>(high_dword),
+                       static_cast<int32>(low_dword));
+}
+
 void ContentViewCoreImpl::SetAccessibilityEnabledInternal(bool enabled) {
   accessibility_enabled_ = enabled;
   BrowserAccessibilityStateImpl* accessibility_state =
       BrowserAccessibilityStateImpl::GetInstance();
   if (enabled) {
     // This enables accessibility globally unless it was explicitly disallowed
     // by a command-line flag.
     accessibility_state->OnScreenReaderDetected();
     // If it was actually enabled globally, enable it for this RenderWidget now.
     if (accessibility_state->IsAccessibleBrowser() && web_contents_)
@@ skipping 126 matching lines @@
     return NULL;
 
   return view->GetJavaObject().Release();
 }
 
 bool RegisterContentViewCore(JNIEnv* env) {
   return RegisterNativesImpl(env);
 }
 
 }  // namespace content