Integrating GtkIMContext into the RenderWidgetHostViewGtk class....

chrome/browser/renderer_host/render_widget_host.cc

 // Copyright (c) 2009 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.h"
 
 #include "base/histogram.h"
 #include "base/message_loop.h"
 #include "base/keyboard_codes.h"
 #include "chrome/browser/renderer_host/backing_store.h"
@@ skipping 406 matching lines @@
 void RenderWidgetHost::NotifyTextDirection() {
   if (text_direction_updated_) {
     if (!text_direction_canceled_)
       Send(new ViewMsg_SetTextDirection(routing_id(),
                                         static_cast<int>(text_direction_)));
     text_direction_updated_ = false;
     text_direction_canceled_ = false;
   }
 }
 
+void RenderWidgetHost::ImeSetInputMode(bool activate) {
+  Send(new ViewMsg_ImeSetInputMode(routing_id(), activate));
+}
+
+void RenderWidgetHost::ImeSetComposition(const std::wstring& ime_string,
+                                         int cursor_position,
+                                         int target_start,
+                                         int target_end) {
+  Send(new ViewMsg_ImeSetComposition(routing_id(), 0, cursor_position,
+                                     target_start, target_end, ime_string));
+}
+
+void RenderWidgetHost::ImeConfirmComposition(const std::wstring& ime_string) {
+  Send(new ViewMsg_ImeSetComposition(routing_id(), 1, -1, -1, -1, ime_string));
+}
+
+void RenderWidgetHost::ImeCancelComposition() {
+  std::wstring empty_string;
+  Send(new ViewMsg_ImeSetComposition(routing_id(), -1, -1, -1, -1,
+                                     empty_string));
+}
+
 gfx::Rect RenderWidgetHost::GetRootWindowResizerRect() const {
   return gfx::Rect();
 }
 
 void RenderWidgetHost::Destroy() {
   NotificationService::current()->Notify(
       NotificationType::RENDER_WIDGET_HOST_DESTROYED,
       Source<RenderWidgetHost>(this),
       NotificationService::NoDetails());
 
@@ skipping 326 matching lines @@
 
   // TODO(darin): do we need to do something else if our backing store is not
   // the same size as the advertised view?  maybe we just assume there is a
   // full paint on its way?
   BackingStore* backing_store = BackingStoreManager::Lookup(this);
   if (!backing_store || (backing_store->size() != view_size))
     return;
   backing_store->ScrollRect(process_->process().handle(), bitmap, bitmap_rect,
                             dx, dy, clip_rect, view_size);
 }