Limit display of the virtual keyboard to state changes triggered from a user gesture.

ui/views/controls/textfield/textfield.h

 // Copyright (c) 2012 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 UI_VIEWS_CONTROLS_TEXTFIELD_TEXTFIELD_H_
 #define UI_VIEWS_CONTROLS_TEXTFIELD_TEXTFIELD_H_
 
 #include <string>
 
 #include "base/basictypes.h"
@@ skipping 113 matching lines @@
   void set_placeholder_text(const base::string16& text) {
     placeholder_text_ = text;
   }
   virtual base::string16 GetPlaceholderText() const;
 
   SkColor placeholder_text_color() const { return placeholder_text_color_; }
   void set_placeholder_text_color(SkColor color) {
     placeholder_text_color_ = color;
   }
 
+  // Displays a virtual keyboard or alternate input view if enabled.
+  void ShowImeIfNeeded();
+
   // Returns whether or not an IME is composing text.
   bool IsIMEComposing() const;
 
   // Gets the selected logical text range.
   const gfx::Range& GetSelectedRange() const;
 
   // Selects the specified logical text range.
   void SelectRange(const gfx::Range& range);
 
   // Gets the text selection model.
@@ skipping 274 matching lines @@
 
   // Used to bind callback functions to this object.
   base::WeakPtrFactory<Textfield> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(Textfield);
 };
 
 }  // namespace views
 
 #endif  // UI_VIEWS_CONTROLS_TEXTFIELD_TEXTFIELD_H_