Add a new code/message path for moving an insertion handle

content/renderer/render_view_impl.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_view_impl.h"
 
 #include <algorithm>
 #include <cmath>
 
 #include "base/bind.h"
@@ skipping 956 matching lines @@
     IPC_MESSAGE_HANDLER(ViewMsg_SetName, OnSetName)
     IPC_MESSAGE_HANDLER(ViewMsg_SelectAll, OnSelectAll)
     IPC_MESSAGE_HANDLER(ViewMsg_Unselect, OnUnselect)
     IPC_MESSAGE_HANDLER(ViewMsg_SetEditableSelectionOffsets,
                         OnSetEditableSelectionOffsets)
     IPC_MESSAGE_HANDLER(ViewMsg_SetCompositionFromExistingText,
                         OnSetCompositionFromExistingText)
     IPC_MESSAGE_HANDLER(ViewMsg_ExtendSelectionAndDelete,
                         OnExtendSelectionAndDelete)
     IPC_MESSAGE_HANDLER(ViewMsg_SelectRange, OnSelectRange)
+    IPC_MESSAGE_HANDLER(ViewMsg_MoveCaret, OnMoveCaret)
     IPC_MESSAGE_HANDLER(ViewMsg_CopyImageAt, OnCopyImageAt)
     IPC_MESSAGE_HANDLER(ViewMsg_ExecuteEditCommand, OnExecuteEditCommand)
     IPC_MESSAGE_HANDLER(ViewMsg_Find, OnFind)
     IPC_MESSAGE_HANDLER(ViewMsg_StopFinding, OnStopFinding)
     IPC_MESSAGE_HANDLER(ViewMsg_Zoom, OnZoom)
     IPC_MESSAGE_HANDLER(ViewMsg_SetZoomLevel, OnSetZoomLevel)
     IPC_MESSAGE_HANDLER(ViewMsg_ZoomFactor, OnZoomFactor)
     IPC_MESSAGE_HANDLER(ViewMsg_SetZoomLevelForLoadingURL,
                         OnSetZoomLevelForLoadingURL)
     IPC_MESSAGE_HANDLER(ViewMsg_SetPageEncoding, OnSetPageEncoding)
@@ skipping 445 matching lines @@
   if (!webview())
     return;
 
   Send(new ViewHostMsg_SelectRange_ACK(routing_id_));
 
   handling_select_range_ = true;
   webview()->focusedFrame()->selectRange(start, end);
   handling_select_range_ = false;
 }
 
+void RenderViewImpl::OnMoveCaret(const gfx::Point& point) {
+  if (!webview())
+    return;
+
+  Send(new ViewHostMsg_MoveCaret_ACK(routing_id_));
+
+  webview()->focusedFrame()->moveCaretSelectionTowardsWindowPoint(point);
+}
+
 void RenderViewImpl::OnSetHistoryLengthAndPrune(int history_length,
                                                 int32 minimum_page_id) {
   DCHECK_GE(history_length, 0);
   DCHECK(history_list_offset_ == history_list_length_ - 1);
   DCHECK_GE(minimum_page_id, -1);
 
   // Generate the new list.
   std::vector<int32> new_history_page_ids(history_length, -1);
   for (size_t i = 0; i < history_page_ids_.size(); ++i) {
     if (minimum_page_id >= 0 && history_page_ids_[i] < minimum_page_id)
@@ skipping 5101 matching lines @@
 }
 #endif
 
 void RenderViewImpl::OnReleaseDisambiguationPopupDIB(
     TransportDIB::Handle dib_handle) {
   TransportDIB* dib = TransportDIB::CreateWithHandle(dib_handle);
   RenderProcess::current()->ReleaseTransportDIB(dib);
 }
 
 }  // namespace content