content/common/input_messages.h - Issue 997283002: Coalesce async touch move events until the ack back from render

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Issue 997283002: Coalesce async touch move events until the ack back from render (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master

Patch Set: Use queue to store the IDs for sent async touchmove Created 5 years, 7 months ago

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1 // Copyright (c) 2013 The Chromium Authors. All rights reserved.	1 // Copyright (c) 2013 The Chromium Authors. All rights reserved.

2 // Use of this source code is governed by a BSD-style license that can be	2 // Use of this source code is governed by a BSD-style license that can be

3 // found in the LICENSE file.	3 // found in the LICENSE file.

4	4

5 // IPC messages for input events and other messages that require processing in	5 // IPC messages for input events and other messages that require processing in

6 // order relative to input events.	6 // order relative to input events.

7 // Multiply-included message file, hence no include guard.	7 // Multiply-included message file, hence no include guard.

8	8

	9 #include "base/basictypes.h"

9 #include "base/strings/string16.h"	10 #include "base/strings/string16.h"

10 #include "content/common/content_export.h"	11 #include "content/common/content_export.h"

11 #include "content/common/content_param_traits.h"	12 #include "content/common/content_param_traits.h"

12 #include "content/common/edit_command.h"	13 #include "content/common/edit_command.h"

13 #include "content/common/input/did_overscroll_params.h"	14 #include "content/common/input/did_overscroll_params.h"

14 #include "content/common/input/input_event.h"	15 #include "content/common/input/input_event.h"

15 #include "content/common/input/input_event_ack_state.h"	16 #include "content/common/input/input_event_ack_state.h"

16 #include "content/common/input/input_param_traits.h"	17 #include "content/common/input/input_param_traits.h"

17 #include "content/common/input/synthetic_gesture_packet.h"	18 #include "content/common/input/synthetic_gesture_packet.h"

18 #include "content/common/input/synthetic_gesture_params.h"	19 #include "content/common/input/synthetic_gesture_params.h"

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105 IPC_STRUCT_TRAITS_MEMBER(position)	106 IPC_STRUCT_TRAITS_MEMBER(position)

106 IPC_STRUCT_TRAITS_MEMBER(duration_ms)	107 IPC_STRUCT_TRAITS_MEMBER(duration_ms)

107 IPC_STRUCT_TRAITS_END()	108 IPC_STRUCT_TRAITS_END()

108	109

109 IPC_STRUCT_BEGIN(InputHostMsg_HandleInputEvent_ACK_Params)	110 IPC_STRUCT_BEGIN(InputHostMsg_HandleInputEvent_ACK_Params)

110 IPC_STRUCT_MEMBER(blink::WebInputEvent::Type, type)	111 IPC_STRUCT_MEMBER(blink::WebInputEvent::Type, type)

111 IPC_STRUCT_MEMBER(content::InputEventAckState, state)	112 IPC_STRUCT_MEMBER(content::InputEventAckState, state)

112 IPC_STRUCT_MEMBER(ui::LatencyInfo, latency)	113 IPC_STRUCT_MEMBER(ui::LatencyInfo, latency)

113 // TODO(jdduke): Use Optional<T> type to avoid heap alloc, crbug.com/375002.	114 // TODO(jdduke): Use Optional<T> type to avoid heap alloc, crbug.com/375002.

114 IPC_STRUCT_MEMBER(scoped_ptr<content::DidOverscrollParams>, overscroll)	115 IPC_STRUCT_MEMBER(scoped_ptr<content::DidOverscrollParams>, overscroll)

	116 IPC_STRUCT_MEMBER(uint32, unique_touch_event_id)

115 IPC_STRUCT_END()	117 IPC_STRUCT_END()

116	118

117 // Sends an input event to the render widget.	119 // Sends an input event to the render widget.

118 IPC_MESSAGE_ROUTED3(InputMsg_HandleInputEvent,	120 IPC_MESSAGE_ROUTED3(InputMsg_HandleInputEvent,

119 IPC::WebInputEventPointer /* event */,	121 IPC::WebInputEventPointer /* event */,

120 ui::LatencyInfo /* latency_info */,	122 ui::LatencyInfo /* latency_info */,

121 bool /* is_keyboard_shortcut */)	123 bool /* is_keyboard_shortcut */)

122	124

123 // Sends the cursor visibility state to the render widget.	125 // Sends the cursor visibility state to the render widget.

124 IPC_MESSAGE_ROUTED1(InputMsg_CursorVisibilityChange,	126 IPC_MESSAGE_ROUTED1(InputMsg_CursorVisibilityChange,

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271 // This IPC message sends the character bounds after every composition change	273 // This IPC message sends the character bounds after every composition change

272 // to always have correct bound info.	274 // to always have correct bound info.

273 IPC_MESSAGE_ROUTED2(InputHostMsg_ImeCompositionRangeChanged,	275 IPC_MESSAGE_ROUTED2(InputHostMsg_ImeCompositionRangeChanged,

274 gfx::Range /* composition range */,	276 gfx::Range /* composition range */,

275 std::vector<gfx::Rect> /* character bounds */)	277 std::vector<gfx::Rect> /* character bounds */)

276	278

277 // Adding a new message? Stick to the sort order above: first platform	279 // Adding a new message? Stick to the sort order above: first platform

278 // independent InputMsg, then ifdefs for platform specific InputMsg, then	280 // independent InputMsg, then ifdefs for platform specific InputMsg, then

279 // platform independent InputHostMsg, then ifdefs for platform specific	281 // platform independent InputHostMsg, then ifdefs for platform specific

280 // InputHostMsg.	282 // InputHostMsg.

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