Tracking composition range on the browser side (Aura)

content/public/test/text_input_test_utils.h

 // 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.
 
 #ifndef CONTENT_PUBLIC_TEST_TEXT_INPUT_TEST_UTILS_H_
 #define CONTENT_PUBLIC_TEST_TEXT_INPUT_TEST_UTILS_H_
 
 #include <string>
 
 #include "base/callback.h"
 #include "ui/base/ime/text_input_mode.h"
 #include "ui/base/ime/text_input_type.h"
 
+namespace ui {
+

[Charlie Reis, 2016/07/11 23:56:19]

nit: No blank line here, as in text_input_manager.h's gfx.

[EhsanK, 2016/07/12 18:31:14]

Acknowledged.

+struct CompositionText;
+}  // namespace ui

[Charlie Reis, 2016/07/11 23:56:19]

nit: No close comment needed on something this simple.
There's other examples in content/public/test/content_browser_test_utils.h.

[EhsanK, 2016/07/12 18:31:14]

Acknowledged.

+
 namespace content {
 
 class RenderWidgetHostView;
 class RenderWidgetHostViewBase;
 class WebContents;
 struct TextInputState;
 
 // Returns the |TextInputState.type| from the TextInputManager owned by
 // |web_contents|.
 ui::TextInputType GetTextInputTypeFromWebContents(WebContents* web_contents);
 
 // This method returns true if |view| is registered in the TextInputManager that
 // is owned by |web_contents|. If that is the case, the value of |type| will be
 // the |TextInputState.type| corresponding to the |view|. Returns false if
 // |view| is not registered.
 bool GetTextInputTypeForView(WebContents* web_contents,
                              RenderWidgetHostView* view,
                              ui::TextInputType* type);
 
 // This method returns the number of RenderWidgetHostViews which are currently
 // registered with the TextInputManager that is owned by |web_contents|.
 size_t GetRegisteredViewsCountFromTextInputManager(WebContents* web_contents);
 
 // Returns the RWHV corresponding to the frame with a focused <input> within the
 // given WebContents.
 RenderWidgetHostView* GetActiveViewFromWebContents(WebContents* web_contents);
 
+// This method will use |web_contents| to find the tab's RenderWidgetHostView
+// and then uses that to send an IPC to set composition to the currently

[Charlie Reis, 2016/07/11 23:56:19]

nit: s/uses/use/

[EhsanK, 2016/07/12 18:31:14]

Done.

+// active RenderWidgetHost.
+void SetCompositionTextForFocusedTextInputClient(
+    WebContents* web_contents,
+    const ui::CompositionText& composition);
+
 // This class provides the necessary API for accessing the state of and also
 // observing the TextInputManager for WebContents.
 class TextInputManagerTester {
  public:
   TextInputManagerTester(WebContents* web_contents);
   virtual ~TextInputManagerTester();
 
   // Sets a callback which is invoked when a RWHV calls UpdateTextInputState
   // on the TextInputManager which is being observed.
   void SetUpdateTextInputStateCalledCallback(const base::Closure& callback);
 
   // Sets a callback which is invoked when a RWHV calls SelectionBoundsChanged
   // on the TextInputManager which is being observed.
   void SetOnSelectionBoundsChangedCallback(const base::Closure& callback);
 
+  // Sets a callback which is invoked when a RWHV calls
+  // ImeCompositionRangeChanged on the TextInputManager that is being observed.
+  void SetOnImeCompositionRangeChangedCallback(const base::Closure& callback);
+
   // Returns true if there is a focused <input> and populates |type| with
   // |TextInputState.type| of the TextInputManager.
   bool GetTextInputType(ui::TextInputType* type);
 
   // Returns true if there is a focused <input> and populates |value| with
   // |TextInputState.value| of the TextInputManager.
   bool GetTextInputValue(std::string* value);
 
   // Returns the RenderWidgetHostView with a focused <input> element or nullptr
   // if none exists.
@@ skipping 81 matching lines @@
       const base::Closure& callback) = 0;
   virtual void SetOnShowImeIfNeededCallback(const base::Closure& callback) = 0;
 
  protected:
   TestInputMethodObserver();
 };
 
 }  // namespace content
 
 #endif  // CONTENT_PUBLIC_TEST_TEXT_INPUT_TEST_UTILS_H_