Support placeholder text in NativeTextfieldViews.

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_
 #pragma once
 
-#include "build/build_config.h"
-
 #include <string>
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "base/string16.h"
+#include "build/build_config.h"
 #include "third_party/skia/include/core/SkColor.h"
 #include "ui/base/ime/text_input_type.h"
 #include "ui/base/keycodes/keyboard_codes.h"
 #include "ui/gfx/font.h"
 #include "ui/gfx/native_widget_types.h"
 #include "ui/views/controls/textfield/native_textfield_wrapper.h"
 #include "ui/views/view.h"
 
 #if !defined(OS_LINUX)
 #include "base/logging.h"
@@ skipping 124 matching lines @@
   // Sets the default width of the text control. See default_width_in_chars_.
   void set_default_width_in_chars(int default_width) {
     default_width_in_chars_ = default_width;
   }
 
   // Removes the border from the edit box, giving it a 2D look.
   bool draw_border() const { return draw_border_; }
   void RemoveBorder();
 
   // Sets the text to display when empty.
-  void set_text_to_display_when_empty(const string16& text) {
-    text_to_display_when_empty_ = text;
+  void set_placeholder_text(const string16& text) {
+    placeholder_text_ = text;
 #if !defined(OS_LINUX)
     NOTIMPLEMENTED();
 #endif
   }
-  const string16& text_to_display_when_empty() {
-    return text_to_display_when_empty_;
+  const string16& placeholder_text() {

[tfarina, 2012/05/14 18:54:12]

nit: I think this function should be const too. Not just the return type.

+    return placeholder_text_;
+  }
+
+  SkColor placeholder_text_color() const { return placeholder_text_color_; }
+  void set_placeholder_text_color(SkColor color) {
+    placeholder_text_color_ = color;
   }
 
   // Getter for the horizontal margins that were set. Returns false if
   // horizontal margins weren't set.
   bool GetHorizontalMargins(int* left, int* right);
 
   // Getter for the vertical margins that were set. Returns false if vertical
   // margins weren't set.
   bool GetVerticalMargins(int* top, int* bottom);
 
@@ skipping 121 matching lines @@
   bool initialized_;
 
   // Holds inner textfield margins.
   gfx::Insets margins_;
 
   // Holds whether margins were set.
   bool horizontal_margins_were_set_;
   bool vertical_margins_were_set_;
 
   // Text to display when empty.
-  string16 text_to_display_when_empty_;
+  string16 placeholder_text_;
+
+  // Placeholder text color.
+  SkColor placeholder_text_color_;
 
   // The accessible name of the text field.
   string16 accessible_name_;
 
   // The input type of this text field.
   ui::TextInputType text_input_type_;
 
   DISALLOW_COPY_AND_ASSIGN(Textfield);
 };
 
 }  // namespace views
 
 #endif  // UI_VIEWS_CONTROLS_TEXTFIELD_TEXTFIELD_H_