Request to start/stop calculating composition info from RenderWidget when it is active/inactive.

content/public/test/text_input_test_utils.cc

 // Copyright 2016 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/public/test/text_input_test_utils.h"
 
 #include <unordered_set>
 
 #include "content/browser/renderer_host/render_widget_host_impl.h"
 #include "content/browser/renderer_host/render_widget_host_view_aura.h"
 #include "content/browser/renderer_host/render_widget_host_view_base.h"
 #include "content/browser/renderer_host/render_widget_host_view_base_observer.h"
 #include "content/browser/renderer_host/text_input_manager.h"
 #include "content/browser/web_contents/web_contents_impl.h"
+#include "content/common/input_messages.h"
 #include "content/common/text_input_state.h"
 #include "content/common/view_messages.h"
 #include "content/public/browser/render_widget_host_view.h"
 #include "content/public/browser/web_contents.h"
 #include "content/public/browser/web_contents_observer.h"
 #include "content/public/test/test_utils.h"
 #include "third_party/WebKit/public/web/WebCompositionUnderline.h"
 #include "ui/base/ime/composition_underline.h"
 #include "ui/base/ime/input_method.h"
 #include "ui/base/ime/input_method_observer.h"
@@ skipping 212 matching lines @@
   RenderWidgetHostViewBase* view_base =
       static_cast<RenderWidgetHostViewBase*>(view);
   if (!manager || !manager->IsRegistered(view_base))
     return false;
 
   *type = manager->GetTextInputTypeForViewForTesting(view_base);
 
   return true;
 }
 
-void SetCompositionForRenderWidgetHost(
-    RenderWidgetHost* render_widget_host,
-    const base::string16& text,
-    const std::vector<ui::CompositionUnderline>& underlines,
-    const gfx::Range& replacement_range,
-    int selection_start,
-    int selection_end) {
-  std::vector<blink::WebCompositionUnderline> web_underlines;
-  for (auto underline : underlines) {
-    web_underlines.emplace_back(blink::WebCompositionUnderline(
-        underline.start_offset, underline.end_offset, underline.color,
-        underline.thick, underline.background_color));
-  }
+bool RequestCompositionInfoFromActiveWidget(WebContents* web_contents) {
+  TextInputManager* manager =
+      static_cast<WebContentsImpl*>(web_contents)->GetTextInputManager();
+  if (!manager || !manager->GetActiveWidget())
+    return false;
 
-  static_cast<RenderWidgetHostImpl*>(render_widget_host)
-      ->ImeSetComposition(text, web_underlines, replacement_range,
-                          selection_start, selection_end);
+  manager->GetActiveWidget()->Send(new InputMsg_RequestCompositionUpdate(
+      manager->GetActiveWidget()->GetRoutingID(), true, true));
+  return true;
 }
 
 size_t GetRegisteredViewsCountFromTextInputManager(WebContents* web_contents) {
   std::unordered_set<RenderWidgetHostView*> views;
   TextInputManager* manager =
       static_cast<WebContentsImpl*>(web_contents)->GetTextInputManager();
   return !!manager ? manager->GetRegisteredViewsCountForTesting() : 0;
 }
 
 RenderWidgetHostView* GetActiveViewFromWebContents(WebContents* web_contents) {
@@ skipping 138 matching lines @@
 
 #ifdef USE_AURA
   RenderWidgetHostViewAura* view = static_cast<RenderWidgetHostViewAura*>(
       web_contents->GetRenderWidgetHostView());
   observer.reset(new InputMethodObserverAura(view->GetInputMethod()));
 #endif
   return observer;
 }
 
 }  // namespace content