Cancels an ongoing IME composition when receiving an IME_CANCEL_COMPOSITION e...

chrome/browser/renderer_host/render_widget_host_view_win.cc

 // Copyright (c) 2010 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 "chrome/browser/renderer_host/render_widget_host_view_win.h"
 
 #include "app/l10n_util.h"
 #include "app/l10n_util_win.h"
 #include "app/resource_bundle.h"
 #include "base/command_line.h"
@@ skipping 596 matching lines @@
 
 void RenderWidgetHostViewWin::SetIsLoading(bool is_loading) {
   is_loading_ = is_loading;
   UpdateCursorIfOverSelf();
 }
 
 void RenderWidgetHostViewWin::IMEUpdateStatus(int control,
                                               const gfx::Rect& caret_rect) {
   if (control == IME_DISABLE) {
     ime_input_.DisableIME(m_hWnd);
+  } else if (control == IME_CANCEL_COMPOSITION) {
+    ime_input_.CancelIME(m_hWnd);
   } else {
     ime_input_.EnableIME(m_hWnd, caret_rect,
                          control == IME_COMPLETE_COMPOSITION);
   }
 }
 
 BOOL CALLBACK EnumChildProc(HWND hwnd, LPARAM lparam) {
   if (!WebPluginDelegateImpl::IsPluginDelegateWindow(hwnd))
     return TRUE;
 
@@ skipping 1021 matching lines @@
     RenderWidgetHostView::GetRenderWidgetHostViewFromNativeView(
         gfx::NativeView native_view) {
   if (::IsWindow(native_view)) {
     HANDLE raw_render_host_view = ::GetProp(native_view,
                                             kRenderWidgetHostViewKey);
     if (raw_render_host_view)
       return reinterpret_cast<RenderWidgetHostView*>(raw_render_host_view);
   }
   return NULL;
 }