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// Copyright 2016 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.
#ifndef THIRD_PARTY_BLINK_RENDERER_CORE_INPUT_KEYBOARD_EVENT_MANAGER_H_
#define THIRD_PARTY_BLINK_RENDERER_CORE_INPUT_KEYBOARD_EVENT_MANAGER_H_
#include "base/macros.h"
#include "build/build_config.h"
#include "third_party/blink/public/platform/web_focus_type.h"
#include "third_party/blink/public/platform/web_input_event.h"
#include "third_party/blink/public/platform/web_input_event_result.h"
#include "third_party/blink/renderer/core/core_export.h"
#include "third_party/blink/renderer/platform/heap/handle.h"
#include "third_party/blink/renderer/platform/heap/visitor.h"
#include "third_party/blink/renderer/platform/wtf/allocator.h"
namespace blink {
class KeyboardEvent;
class LocalFrame;
class ScrollManager;
class WebKeyboardEvent;
enum class OverrideCapsLockState { kDefault, kOn, kOff };
class CORE_EXPORT KeyboardEventManager
: public GarbageCollectedFinalized<KeyboardEventManager> {
public:
static const int kAccessKeyModifiers =
// TODO(crbug.com/618397): Add a settings to control this behavior.
#if defined(OS_MACOSX)
WebInputEvent::kControlKey | WebInputEvent::kAltKey;
#else
WebInputEvent::kAltKey;
#endif
KeyboardEventManager(LocalFrame&, ScrollManager&);
void Trace(blink::Visitor*);
bool HandleAccessKey(const WebKeyboardEvent&);
WebInputEventResult KeyEvent(const WebKeyboardEvent&);
void DefaultKeyboardEventHandler(KeyboardEvent*, Node*);
void CapsLockStateMayHaveChanged();
static WebInputEvent::Modifiers GetCurrentModifierState();
static bool CurrentCapsLockState();
private:
friend class Internals;
// Allows overriding the current caps lock state for testing purposes.
static void SetCurrentCapsLockState(OverrideCapsLockState);
void DefaultSpaceEventHandler(KeyboardEvent*, Node*);
void DefaultBackspaceEventHandler(KeyboardEvent*);
void DefaultTabEventHandler(KeyboardEvent*);
void DefaultEscapeEventHandler(KeyboardEvent*);
void DefaultEnterEventHandler(KeyboardEvent*);
void DefaultArrowEventHandler(KeyboardEvent*, Node*);
bool DefaultSpatNavBackEventHandler(KeyboardEvent*);
const Member<LocalFrame> frame_;
Member<ScrollManager> scroll_manager_;
DISALLOW_COPY_AND_ASSIGN(KeyboardEventManager);
};
} // namespace blink
#endif // THIRD_PARTY_BLINK_RENDERER_CORE_INPUT_KEYBOARD_EVENT_MANAGER_H_
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