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// Copyright (c) 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.
// IPC messages for input events and other messages that require processing in
// order relative to input events.
// Multiply-included message file, hence no include guard.
#include "base/strings/string16.h"
#include "content/common/content_export.h"
#include "content/common/content_param_traits.h"
#include "content/common/edit_command.h"
#include "content/common/input/did_overscroll_params.h"
#include "content/common/input/input_event.h"
#include "content/common/input/input_event_ack_state.h"
#include "content/common/input/input_param_traits.h"
#include "content/common/input/synthetic_gesture_packet.h"
#include "content/common/input/synthetic_gesture_params.h"
#include "content/common/input/synthetic_pinch_gesture_params.h"
#include "content/common/input/synthetic_smooth_scroll_gesture_params.h"
#include "content/common/input/synthetic_tap_gesture_params.h"
#include "content/public/common/common_param_traits.h"
#include "content/common/input/touch_action.h"
#include "ipc/ipc_message_macros.h"
#include "third_party/WebKit/public/web/WebInputEvent.h"
#include "ui/events/ipc/latency_info_param_traits.h"
#include "ui/gfx/point.h"
#include "ui/gfx/rect.h"
#include "ui/gfx/vector2d_f.h"
#undef IPC_MESSAGE_EXPORT
#define IPC_MESSAGE_EXPORT CONTENT_EXPORT
#ifdef IPC_MESSAGE_START
#error IPC_MESSAGE_START
#endif
#define IPC_MESSAGE_START InputMsgStart
IPC_ENUM_TRAITS_MAX_VALUE(content::InputEventAckState,
content::INPUT_EVENT_ACK_STATE_MAX)
IPC_ENUM_TRAITS_MAX_VALUE(
content::SyntheticGestureParams::GestureSourceType,
content::SyntheticGestureParams::GESTURE_SOURCE_TYPE_MAX)
IPC_ENUM_TRAITS_MAX_VALUE(
content::SyntheticGestureParams::GestureType,
content::SyntheticGestureParams::SYNTHETIC_GESTURE_TYPE_MAX)
IPC_ENUM_TRAITS_VALIDATE(content::TouchAction, (
value >= 0 &&
value <= content::TOUCH_ACTION_MAX &&
(!(value & content::TOUCH_ACTION_NONE) ||
(value == content::TOUCH_ACTION_NONE)) &&
(!(value & content::TOUCH_ACTION_PINCH_ZOOM) ||
(value == content::TOUCH_ACTION_MANIPULATION))))
IPC_STRUCT_TRAITS_BEGIN(content::DidOverscrollParams)
IPC_STRUCT_TRAITS_MEMBER(accumulated_overscroll)
IPC_STRUCT_TRAITS_MEMBER(latest_overscroll_delta)
IPC_STRUCT_TRAITS_MEMBER(current_fling_velocity)
IPC_STRUCT_TRAITS_END()
IPC_STRUCT_TRAITS_BEGIN(content::EditCommand)
IPC_STRUCT_TRAITS_MEMBER(name)
IPC_STRUCT_TRAITS_MEMBER(value)
IPC_STRUCT_TRAITS_END()
IPC_STRUCT_TRAITS_BEGIN(content::InputEvent)
IPC_STRUCT_TRAITS_MEMBER(web_event)
IPC_STRUCT_TRAITS_MEMBER(latency_info)
IPC_STRUCT_TRAITS_MEMBER(is_keyboard_shortcut)
IPC_STRUCT_TRAITS_END()
IPC_STRUCT_TRAITS_BEGIN(content::SyntheticGestureParams)
IPC_STRUCT_TRAITS_MEMBER(gesture_source_type)
IPC_STRUCT_TRAITS_END()
IPC_STRUCT_TRAITS_BEGIN(content::SyntheticSmoothScrollGestureParams)
IPC_STRUCT_TRAITS_PARENT(content::SyntheticGestureParams)
IPC_STRUCT_TRAITS_MEMBER(anchor)
IPC_STRUCT_TRAITS_MEMBER(distances)
IPC_STRUCT_TRAITS_MEMBER(prevent_fling)
IPC_STRUCT_TRAITS_MEMBER(speed_in_pixels_s)
IPC_STRUCT_TRAITS_END()
IPC_STRUCT_TRAITS_BEGIN(content::SyntheticPinchGestureParams)
IPC_STRUCT_TRAITS_PARENT(content::SyntheticGestureParams)
IPC_STRUCT_TRAITS_MEMBER(scale_factor)
IPC_STRUCT_TRAITS_MEMBER(anchor)
IPC_STRUCT_TRAITS_MEMBER(relative_pointer_speed_in_pixels_s)
IPC_STRUCT_TRAITS_END()
IPC_STRUCT_TRAITS_BEGIN(content::SyntheticTapGestureParams)
IPC_STRUCT_TRAITS_PARENT(content::SyntheticGestureParams)
IPC_STRUCT_TRAITS_MEMBER(position)
IPC_STRUCT_TRAITS_MEMBER(duration_ms)
IPC_STRUCT_TRAITS_END()
IPC_STRUCT_BEGIN(InputHostMsg_HandleInputEvent_ACK_Params)
IPC_STRUCT_MEMBER(blink::WebInputEvent::Type, type)
IPC_STRUCT_MEMBER(content::InputEventAckState, state)
IPC_STRUCT_MEMBER(ui::LatencyInfo, latency)
// TODO(jdduke): Use Optional<T> type to avoid heap alloc, crbug.com/375002.
IPC_STRUCT_MEMBER(scoped_ptr<content::DidOverscrollParams>, overscroll)
IPC_STRUCT_END()
// Sends an input event to the render widget.
IPC_MESSAGE_ROUTED3(InputMsg_HandleInputEvent,
IPC::WebInputEventPointer /* event */,
ui::LatencyInfo /* latency_info */,
bool /* is_keyboard_shortcut */)
// Sends the cursor visibility state to the render widget.
IPC_MESSAGE_ROUTED1(InputMsg_CursorVisibilityChange,
bool /* is_visible */)
// This message notifies the renderer that the next key event is bound to one
// or more pre-defined edit commands. If the next key event is not handled
// by webkit, the specified edit commands shall be executed against current
// focused frame.
// Parameters
// * edit_commands (see chrome/common/edit_command_types.h)
// Contains one or more edit commands.
// See third_party/WebKit/Source/WebCore/editing/EditorCommand.cpp for detailed
// definition of webkit edit commands.
//
// This message must be sent just before sending a key event.
IPC_MESSAGE_ROUTED1(InputMsg_SetEditCommandsForNextKeyEvent,
std::vector<content::EditCommand> /* edit_commands */)
// Message payload is the name/value of a WebCore edit command to execute.
IPC_MESSAGE_ROUTED2(InputMsg_ExecuteEditCommand,
std::string, /* name */
std::string /* value */)
IPC_MESSAGE_ROUTED0(InputMsg_MouseCaptureLost)
// TODO(darin): figure out how this meshes with RestoreFocus
IPC_MESSAGE_ROUTED1(InputMsg_SetFocus,
bool /* enable */)
// Tells the renderer to scroll the currently focused node into rect only if
// the currently focused node is a Text node (textfield, text area or content
// editable divs).
IPC_MESSAGE_ROUTED1(InputMsg_ScrollFocusedEditableNodeIntoRect, gfx::Rect)
// These messages are typically generated from context menus and request the
// renderer to apply the specified operation to the current selection.
IPC_MESSAGE_ROUTED0(InputMsg_Undo)
IPC_MESSAGE_ROUTED0(InputMsg_Redo)
IPC_MESSAGE_ROUTED0(InputMsg_Cut)
IPC_MESSAGE_ROUTED0(InputMsg_Copy)
#if defined(OS_MACOSX)
IPC_MESSAGE_ROUTED0(InputMsg_CopyToFindPboard)
#endif
IPC_MESSAGE_ROUTED0(InputMsg_Paste)
IPC_MESSAGE_ROUTED0(InputMsg_PasteAndMatchStyle)
// Replaces the selected region or a word around the cursor with the
// specified string.
IPC_MESSAGE_ROUTED1(InputMsg_Replace,
base::string16)
// Replaces the misspelling in the selected region with the specified string.
IPC_MESSAGE_ROUTED1(InputMsg_ReplaceMisspelling,
base::string16)
IPC_MESSAGE_ROUTED0(InputMsg_Delete)
IPC_MESSAGE_ROUTED0(InputMsg_SelectAll)
IPC_MESSAGE_ROUTED0(InputMsg_Unselect)
// Requests the renderer to select the region between two points.
// Expects a SelectRange_ACK message when finished.
IPC_MESSAGE_ROUTED2(InputMsg_SelectRange,
gfx::Point /* start */,
gfx::Point /* end */)
// Requests the renderer to move the caret selection toward the point.
// Expects a MoveCaret_ACK message when finished.
IPC_MESSAGE_ROUTED1(InputMsg_MoveCaret,
gfx::Point /* location */)
#if defined(OS_ANDROID)
// Sent when the user clicks on the find result bar to activate a find result.
// The point (x,y) is in fractions of the content document's width and height.
IPC_MESSAGE_ROUTED3(InputMsg_ActivateNearestFindResult,
int /* request_id */,
float /* x */,
float /* y */)
#endif
IPC_MESSAGE_ROUTED0(InputMsg_SyntheticGestureCompleted);
// -----------------------------------------------------------------------------
// Messages sent from the renderer to the browser.
// Acknowledges receipt of a InputMsg_HandleInputEvent message.
IPC_MESSAGE_ROUTED1(InputHostMsg_HandleInputEvent_ACK,
InputHostMsg_HandleInputEvent_ACK_Params)
IPC_MESSAGE_ROUTED1(InputHostMsg_QueueSyntheticGesture,
content::SyntheticGesturePacket)
// Notifies the allowed touch actions for a new touch point.
IPC_MESSAGE_ROUTED1(InputHostMsg_SetTouchAction,
content::TouchAction /* touch_action */)
// Sent by the compositor when input scroll events are dropped due to bounds
// restrictions on the root scroll offset.
IPC_MESSAGE_ROUTED1(InputHostMsg_DidOverscroll,
content::DidOverscrollParams /* params */)
// Adding a new message? Stick to the sort order above: first platform
// independent InputMsg, then ifdefs for platform specific InputMsg, then
// platform independent InputHostMsg, then ifdefs for platform specific
// InputHostMsg.
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