| // Copyright 2015 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 "third_party/blink/renderer/core/page/scrolling/scroll_state_callback.h" |
| |
| #include "third_party/blink/renderer/platform/wtf/text/wtf_string.h" |
| |
| namespace blink { |
| |
| void ScrollStateCallbackV8Impl::Trace(Visitor* visitor) const { |
| visitor->Trace(callback_); |
| ScrollStateCallback::Trace(visitor); |
| } |
| |
| void ScrollStateCallbackV8Impl::Invoke(ScrollState* scroll_state) { |
| callback_->InvokeAndReportException(nullptr, scroll_state); |
| } |
| |
| NativeScrollBehavior ScrollStateCallbackV8Impl::ParseNativeScrollBehavior( |
| const String& native_scroll_behavior) { |
| static const char kDisable[] = "disable-native-scroll"; |
| static const char kBefore[] = "perform-before-native-scroll"; |
| static const char kAfter[] = "perform-after-native-scroll"; |
| |
| if (native_scroll_behavior == kDisable) |
| return NativeScrollBehavior::kDisableNativeScroll; |
| if (native_scroll_behavior == kBefore) |
| return NativeScrollBehavior::kPerformBeforeNativeScroll; |
| if (native_scroll_behavior == kAfter) |
| return NativeScrollBehavior::kPerformAfterNativeScroll; |
| |
| NOTREACHED(); |
| return NativeScrollBehavior::kDisableNativeScroll; |
| } |
| |
| } // namespace blink |