Add a new pair of IPC categories for messages that need handling as input events

content/renderer/render_widget.cc

 // Copyright (c) 2012 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/renderer/render_widget.h"
 
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/debug/trace_event.h"
 #include "base/logging.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/message_loop.h"
 #include "base/metrics/histogram.h"
 #include "base/stl_util.h"
 #include "base/utf_string_conversions.h"
 #include "build/build_config.h"
 #include "cc/base/switches.h"
 #include "cc/base/thread.h"
 #include "cc/base/thread_impl.h"
 #include "cc/output/output_surface.h"
 #include "cc/trees/layer_tree_host.h"
 #include "content/common/gpu/client/webgraphicscontext3d_command_buffer_impl.h"
 #include "content/common/swapped_out_messages.h"
+#include "content/common/view_input_messages.h"
 #include "content/common/view_messages.h"
 #include "content/public/common/content_switches.h"
 #include "content/renderer/gpu/compositor_output_surface.h"
 #include "content/renderer/gpu/compositor_software_output_device.h"
 #include "content/renderer/gpu/input_handler_manager.h"
 #include "content/renderer/gpu/mailbox_output_surface.h"
 #include "content/renderer/gpu/render_widget_compositor.h"
 #include "content/renderer/render_process.h"
 #include "content/renderer/render_thread_impl.h"
 #include "content/renderer/renderer_webkitplatformsupport_impl.h"
@@ skipping 263 matching lines @@
     IPC_MESSAGE_HANDLER(ViewMsg_Close, OnClose)
     IPC_MESSAGE_HANDLER(ViewMsg_CreatingNew_ACK, OnCreatingNewAck)
     IPC_MESSAGE_HANDLER(ViewMsg_Resize, OnResize)
     IPC_MESSAGE_HANDLER(ViewMsg_ChangeResizeRect, OnChangeResizeRect)
     IPC_MESSAGE_HANDLER(ViewMsg_WasHidden, OnWasHidden)
     IPC_MESSAGE_HANDLER(ViewMsg_WasShown, OnWasShown)
     IPC_MESSAGE_HANDLER(ViewMsg_WasSwappedOut, OnWasSwappedOut)
     IPC_MESSAGE_HANDLER(ViewMsg_UpdateRect_ACK, OnUpdateRectAck)
     IPC_MESSAGE_HANDLER(ViewMsg_SwapBuffers_ACK,
                         OnViewContextSwapBuffersComplete)
-    IPC_MESSAGE_HANDLER(ViewMsg_HandleInputEvent, OnHandleInputEvent)
-    IPC_MESSAGE_HANDLER(ViewMsg_MouseCaptureLost, OnMouseCaptureLost)
-    IPC_MESSAGE_HANDLER(ViewMsg_SetFocus, OnSetFocus)
+    IPC_MESSAGE_HANDLER(ViewInputMsg_HandleInputEvent, OnHandleInputEvent)
+    IPC_MESSAGE_HANDLER(ViewInputMsg_MouseCaptureLost, OnMouseCaptureLost)
+    IPC_MESSAGE_HANDLER(ViewInputMsg_SetFocus, OnSetFocus)
     IPC_MESSAGE_HANDLER(ViewMsg_SetInputMethodActive, OnSetInputMethodActive)
     IPC_MESSAGE_HANDLER(ViewMsg_ImeSetComposition, OnImeSetComposition)
     IPC_MESSAGE_HANDLER(ViewMsg_ImeConfirmComposition, OnImeConfirmComposition)
     IPC_MESSAGE_HANDLER(ViewMsg_PaintAtSize, OnPaintAtSize)
     IPC_MESSAGE_HANDLER(ViewMsg_Repaint, OnRepaint)
     IPC_MESSAGE_HANDLER(ViewMsg_SmoothScrollCompleted, OnSmoothScrollCompleted)
     IPC_MESSAGE_HANDLER(ViewMsg_SetTextDirection, OnSetTextDirection)
     IPC_MESSAGE_HANDLER(ViewMsg_Move_ACK, OnRequestMoveAck)
     IPC_MESSAGE_HANDLER(ViewMsg_ScreenInfoChanged, OnScreenInfoChanged)
     IPC_MESSAGE_HANDLER(ViewMsg_UpdateScreenRects, OnUpdateScreenRects)
@@ skipping 420 matching lines @@
       INPUT_EVENT_ACK_STATE_CONSUMED : INPUT_EVENT_ACK_STATE_NOT_CONSUMED;
   if (!processed &&  input_event->type == WebInputEvent::TouchStart) {
     const WebTouchEvent& touch_event =
         *static_cast<const WebTouchEvent*>(input_event);
     ack_result = HasTouchEventHandlersAt(touch_event.touches[0].position) ?
         INPUT_EVENT_ACK_STATE_NOT_CONSUMED :
         INPUT_EVENT_ACK_STATE_NO_CONSUMER_EXISTS;
   }
 
   IPC::Message* response =
-      new ViewHostMsg_HandleInputEvent_ACK(routing_id_, input_event->type,
-                                           ack_result);
+      new ViewInputHostMsg_HandleInputEvent_ACK(routing_id_, input_event->type,
+                                                ack_result);
   bool event_type_gets_rate_limited =
       input_event->type == WebInputEvent::MouseMove ||
       input_event->type == WebInputEvent::MouseWheel ||
       WebInputEvent::isTouchEventType(input_event->type);
 
   bool frame_pending = paint_aggregator_.HasPendingUpdate();
   if (is_accelerated_compositing_active_) {
     frame_pending = compositor_ &&
                     compositor_->commitRequested();
   }
@@ skipping 1557 matching lines @@
 
   if (!context->Initialize(
           attributes,
           false /* bind generates resources */,
           CAUSE_FOR_GPU_LAUNCH_WEBGRAPHICSCONTEXT3DCOMMANDBUFFERIMPL_INITIALIZE))
     return NULL;
   return context.release();
 }
 
 }  // namespace content