| // Copyright 2013 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/common/input/input_param_traits.h" |
| |
| #include "content/common/content_param_traits.h" |
| #include "content/common/input/synthetic_pinch_gesture_params.h" |
| #include "content/common/input/synthetic_smooth_scroll_gesture_params.h" |
| #include "content/common/input/web_input_event_traits.h" |
| #include "content/common/input_messages.h" |
| |
| namespace IPC { |
| namespace { |
| template<typename GestureType> |
| scoped_ptr<content::SyntheticGestureParams> ReadGestureParams( |
| const Message* m, |
| PickleIterator* iter) |
| { |
| scoped_ptr<GestureType> gesture_params(new GestureType); |
| if (!ReadParam(m, iter, gesture_params.get())) |
| return scoped_ptr<content::SyntheticGestureParams>(); |
| |
| return gesture_params.template PassAs<content::SyntheticGestureParams>(); |
| } |
| } // namespace |
| |
| void ParamTraits<content::ScopedWebInputEvent>::Write(Message* m, |
| const param_type& p) { |
| bool valid_web_event = !!p; |
| WriteParam(m, valid_web_event); |
| if (valid_web_event) |
| WriteParam(m, static_cast<WebInputEventPointer>(p.get())); |
| } |
| |
| bool ParamTraits<content::ScopedWebInputEvent>::Read(const Message* m, |
| PickleIterator* iter, |
| param_type* p) { |
| bool valid_web_event = false; |
| WebInputEventPointer web_event_pointer = NULL; |
| if (!ReadParam(m, iter, &valid_web_event) || |
| !valid_web_event || |
| !ReadParam(m, iter, &web_event_pointer) || |
| !web_event_pointer) |
| return false; |
| |
| (*p) = content::WebInputEventTraits::Clone(*web_event_pointer); |
| return true; |
| } |
| |
| void ParamTraits<content::ScopedWebInputEvent>::Log(const param_type& p, |
| std::string* l) { |
| LogParam(static_cast<WebInputEventPointer>(p.get()), l); |
| } |
| |
| void ParamTraits<content::SyntheticGesturePacket>::Write(Message* m, |
| const param_type& p) { |
| DCHECK(p.gesture_params()); |
| WriteParam(m, p.gesture_params()->GetGestureType()); |
| switch (p.gesture_params()->GetGestureType()) { |
| case content::SyntheticGestureParams::SMOOTH_SCROLL_GESTURE: |
| WriteParam(m, *content::SyntheticSmoothScrollGestureParams::Cast( |
| p.gesture_params())); |
| break; |
| case content::SyntheticGestureParams::PINCH_GESTURE: |
| WriteParam(m, *content::SyntheticPinchGestureParams::Cast( |
| p.gesture_params())); |
| break; |
| case content::SyntheticGestureParams::TAP_GESTURE: |
| WriteParam(m, *content::SyntheticTapGestureParams::Cast( |
| p.gesture_params())); |
| break; |
| } |
| } |
| |
| bool ParamTraits<content::SyntheticGesturePacket>::Read(const Message* m, |
| PickleIterator* iter, |
| param_type* p) { |
| content::SyntheticGestureParams::GestureType gesture_type; |
| if (!ReadParam(m, iter, &gesture_type)) |
| return false; |
| scoped_ptr<content::SyntheticGestureParams> gesture_params; |
| switch (gesture_type) { |
| case content::SyntheticGestureParams::SMOOTH_SCROLL_GESTURE: |
| gesture_params = |
| ReadGestureParams<content::SyntheticSmoothScrollGestureParams>(m, |
| iter); |
| break; |
| case content::SyntheticGestureParams::PINCH_GESTURE: |
| gesture_params = |
| ReadGestureParams<content::SyntheticPinchGestureParams>(m, iter); |
| break; |
| case content::SyntheticGestureParams::TAP_GESTURE: |
| gesture_params = |
| ReadGestureParams<content::SyntheticTapGestureParams>(m, iter); |
| break; |
| default: |
| return false; |
| } |
| |
| p->set_gesture_params(gesture_params.Pass()); |
| return p->gesture_params() != NULL; |
| } |
| |
| void ParamTraits<content::SyntheticGesturePacket>::Log(const param_type& p, |
| std::string* l) { |
| DCHECK(p.gesture_params()); |
| switch (p.gesture_params()->GetGestureType()) { |
| case content::SyntheticGestureParams::SMOOTH_SCROLL_GESTURE: |
| LogParam( |
| *content::SyntheticSmoothScrollGestureParams::Cast( |
| p.gesture_params()), |
| l); |
| break; |
| case content::SyntheticGestureParams::PINCH_GESTURE: |
| LogParam( |
| *content::SyntheticPinchGestureParams::Cast(p.gesture_params()), |
| l); |
| break; |
| case content::SyntheticGestureParams::TAP_GESTURE: |
| LogParam( |
| *content::SyntheticTapGestureParams::Cast(p.gesture_params()), |
| l); |
| break; |
| } |
| } |
| |
| } // namespace IPC |