RenderText API Outline.

views/controls/textfield/native_textfield_wrapper.h

 // Copyright (c) 2011 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 VIEWS_CONTROLS_TEXTFIELD_NATIVE_TEXTFIELD_WRAPPER_H_
 #define VIEWS_CONTROLS_TEXTFIELD_NATIVE_TEXTFIELD_WRAPPER_H_
 #pragma once
 
 #include "base/string16.h"
 #include "ui/gfx/native_widget_types.h"
 
 namespace gfx {
 class Insets;
+struct StyleRange;
 }  // namespace gfx
 
 namespace ui {
 class Range;
 }  // namespace ui
 
 namespace views {
 
 class KeyEvent;
 class Textfield;
 class TextInputClient;
-class TextStyle;
 class View;
 
 // An interface implemented by an object that provides a platform-native
 // text field.
 class NativeTextfieldWrapper {
  public:
   // The Textfield calls this when it is destroyed to clean up the wrapper
   // object.
   virtual ~NativeTextfieldWrapper() {}
 
@@ skipping 83 matching lines @@
 
   // Invoked when focus is being moved from or to the Textfield.
   // See also View::OnFocus/OnBlur.
   virtual void HandleFocus() = 0;
   virtual void HandleBlur() = 0;
 
   // Returns the View's TextInputClient instance or NULL if the View doesn't
   // support text input.
   virtual TextInputClient* GetTextInputClient() = 0;
 
-  // Creates a new TextStyle for this textfield.
-  // See |Textfield::CreateTextStyle| for detail.
-  virtual TextStyle* CreateTextStyle() = 0;
+  // Applies the |style| to the text specified by its range.
+  // See |Textfield::ApplyStyleRange| for detail.
+  virtual void ApplyStyleRange(const gfx::StyleRange& style) = 0;
 
-  // Applies the |style| to the text specified by the |range|.
-  // See |Textfield::ApplyTextStyle| for detail.
-  virtual void ApplyTextStyle(const TextStyle* style,
-                              const ui::Range& range) = 0;
-
-  // Clears all text styles in this textfield.
-  virtual void ClearAllTextStyles() = 0;
+  // Applies the default style to the textfield.
+  virtual void ApplyDefaultStyle() = 0;
 
   // Clears Edit history.
   virtual void ClearEditHistory() = 0;
 
   // Creates an appropriate NativeTextfieldWrapper for the platform.
   static NativeTextfieldWrapper* CreateWrapper(Textfield* field);
 };
 
 }  // namespace views
 
 #endif  // VIEWS_CONTROLS_TEXTFIELD_NATIVE_TEXTFIELD_WRAPPER_H_