| // Copyright 2014 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 UI_EVENTS_SYSTEM_INPUT_INJECTOR_H_ |
| #define UI_EVENTS_SYSTEM_INPUT_INJECTOR_H_ |
| |
| #include <memory> |
| |
| #include "base/macros.h" |
| #include "ui/events/event.h" |
| #include "ui/events/events_export.h" |
| #include "ui/events/keycodes/dom/keycode_converter.h" |
| #include "ui/gfx/geometry/point_f.h" |
| |
| namespace gfx { |
| class PointF; |
| } // namespace gfx |
| |
| namespace ui { |
| |
| // Interface exposed for remoting to convert its events from the network to |
| // native events. |
| class EVENTS_EXPORT SystemInputInjector { |
| public: |
| SystemInputInjector() {} |
| virtual ~SystemInputInjector() {} |
| |
| // Moves the cursor on the screen and generates the corresponding MouseMove or |
| // MouseDragged event. |location| is in physical screen coordinates, |
| // independent of the scale factor and the display rotation settings. |
| virtual void MoveCursorTo(const gfx::PointF& location) = 0; |
| |
| // Simulates a mouse button click. |button| must be one of |
| // EF_LEFT_MOUSE_BUTTON, EF_RIGHT_MOUSE_BUTTON or EF_MIDDLE_MOUSE_BUTTON. |
| // SystemInputInjector will apply the correct modifiers (shift, ctrl, etc). |
| virtual void InjectMouseButton(EventFlags button, bool down) = 0; |
| |
| // |delta_x| and |delta_y| are in physical pixels independent of the scale |
| // factor. |
| virtual void InjectMouseWheel(int delta_x, int delta_y) = 0; |
| |
| // Simulates a key event. SystemInputInjector maps |physical_key| to the |
| // correct logical key based on the current keyboard layout. |down| is true |
| // for presses. If |suppress_auto_repeat| is set, the platform must not |
| // auto-repeat the event. |
| virtual void InjectKeyEvent(DomCode physical_key, |
| bool down, |
| bool suppress_auto_repeat) = 0; |
| |
| private: |
| DISALLOW_COPY_AND_ASSIGN(SystemInputInjector); |
| }; |
| |
| class EVENTS_EXPORT SystemInputInjectorFactory { |
| public: |
| virtual std::unique_ptr<SystemInputInjector> CreateSystemInputInjector() = 0; |
| |
| protected: |
| ~SystemInputInjectorFactory() {} |
| }; |
| |
| // Sets a global SystemInputInjectorFactory which is used in remoting instead |
| // of requesting the usual Ozone version. |
| // |
| // This is placed in //ui/events not just since it's event related, but also |
| // because its one of the few places that both //remoting/ and //ui/ozone can |
| // depend on. |
| EVENTS_EXPORT void SetSystemInputInjectorFactory( |
| SystemInputInjectorFactory* factory); |
| |
| // Returns the override input injector factory, or null if neither are set. |
| EVENTS_EXPORT SystemInputInjectorFactory* GetSystemInputInjectorFactory(); |
| |
| } // namespace ui |
| |
| #endif // UI_EVENTS_SYSTEM_INPUT_INJECTOR_H_ |