| /* |
| * Copyright (C) 2001 Peter Kelly (pmk@post.com) |
| * Copyright (C) 2001 Tobias Anton (anton@stud.fbi.fh-darmstadt.de) |
| * Copyright (C) 2006 Samuel Weinig (sam.weinig@gmail.com) |
| * Copyright (C) 2003, 2004, 2005, 2006, 2008 Apple Inc. All rights reserved. |
| * |
| * This library is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU Library General Public |
| * License as published by the Free Software Foundation; either |
| * version 2 of the License, or (at your option) any later version. |
| * |
| * This library is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| * Library General Public License for more details. |
| * |
| * You should have received a copy of the GNU Library General Public License |
| * along with this library; see the file COPYING.LIB. If not, write to |
| * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
| * Boston, MA 02110-1301, USA. |
| * |
| */ |
| |
| #ifndef THIRD_PARTY_BLINK_RENDERER_CORE_EVENTS_UI_EVENT_WITH_KEY_STATE_H_ |
| #define THIRD_PARTY_BLINK_RENDERER_CORE_EVENTS_UI_EVENT_WITH_KEY_STATE_H_ |
| |
| #include "third_party/blink/public/common/input/web_input_event.h" |
| #include "third_party/blink/renderer/core/core_export.h" |
| #include "third_party/blink/renderer/core/events/ui_event.h" |
| |
| namespace blink { |
| |
| class EventModifierInit; |
| |
| class CORE_EXPORT UIEventWithKeyState : public UIEvent { |
| public: |
| bool ctrlKey() const { return modifiers_ & WebInputEvent::kControlKey; } |
| bool shiftKey() const { return modifiers_ & WebInputEvent::kShiftKey; } |
| bool altKey() const { return modifiers_ & WebInputEvent::kAltKey; } |
| bool metaKey() const { return modifiers_ & WebInputEvent::kMetaKey; } |
| |
| // We ignore the new tab modifiers (ctrl or meta, depending on OS) set by |
| // JavaScript when processing events. However, scripts running in isolated |
| // worlds (aka content scripts) are not subject to this restriction. Since it |
| // is possible that an event created by a content script is caught and |
| // recreated by the web page's script, we resort to a global flag. |
| static bool NewTabModifierSetFromIsolatedWorld() { |
| return new_tab_modifier_set_from_isolated_world_; |
| } |
| static void ClearNewTabModifierSetFromIsolatedWorld() { |
| new_tab_modifier_set_from_isolated_world_ = false; |
| } |
| static void DidCreateEventInIsolatedWorld(bool ctrl_key, |
| bool shift_key, |
| bool alt_key, |
| bool meta_key); |
| |
| static void SetFromWebInputEventModifiers(EventModifierInit*, |
| WebInputEvent::Modifiers); |
| |
| bool getModifierState(const String& key_identifier) const; |
| |
| WebInputEvent::Modifiers GetModifiers() const { |
| return static_cast<WebInputEvent::Modifiers>(modifiers_); |
| } |
| |
| protected: |
| UIEventWithKeyState() : modifiers_(0) {} |
| |
| UIEventWithKeyState(const AtomicString& type, |
| Bubbles, |
| Cancelable, |
| AbstractView*, |
| int detail, |
| WebInputEvent::Modifiers, |
| base::TimeTicks platform_time_stamp, |
| InputDeviceCapabilities* source_capabilities = nullptr); |
| UIEventWithKeyState(const AtomicString& type, |
| const EventModifierInit* initializer, |
| base::TimeTicks platform_time_stamp); |
| UIEventWithKeyState(const AtomicString& type, |
| const EventModifierInit* initializer) |
| : UIEventWithKeyState(type, initializer, base::TimeTicks::Now()) {} |
| void InitModifiers(bool ctrl_key, |
| bool alt_key, |
| bool shift_key, |
| bool meta_key); |
| |
| unsigned modifiers_; |
| |
| private: |
| static bool new_tab_modifier_set_from_isolated_world_; |
| }; |
| |
| const UIEventWithKeyState* FindEventWithKeyState(const Event*); |
| |
| } // namespace blink |
| |
| #endif // THIRD_PARTY_BLINK_RENDERER_CORE_EVENTS_UI_EVENT_WITH_KEY_STATE_H_ |