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      1 // Copyright 2013 The Chromium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 #ifndef CHROME_BROWSER_UI_VIEWS_AUTOFILL_DECORATED_TEXTFIELD_H_
      6 #define CHROME_BROWSER_UI_VIEWS_AUTOFILL_DECORATED_TEXTFIELD_H_
      7 
      8 #include "base/strings/string16.h"
      9 #include "ui/gfx/image/image.h"
     10 #include "ui/views/controls/textfield/textfield.h"
     11 
     12 namespace views {
     13 class FocusableBorder;
     14 class TextfieldController;
     15 }
     16 
     17 namespace autofill {
     18 
     19 // A class which holds a textfield and draws extra stuff on top, like
     20 // invalid content indications.
     21 class DecoratedTextfield : public views::Textfield {
     22  public:
     23   static const char kViewClassName[];
     24 
     25   DecoratedTextfield(const base::string16& default_value,
     26                      const base::string16& placeholder,
     27                      views::TextfieldController* controller);
     28   virtual ~DecoratedTextfield();
     29 
     30   // Sets whether to indicate the textfield has invalid content.
     31   void SetInvalid(bool invalid);
     32   bool invalid() const { return invalid_; }
     33 
     34   // Sets the icon to be displayed inside the textfield at the end of the
     35   // text.
     36   void SetIcon(const gfx::Image& icon);
     37 
     38   // views::View implementation.
     39   virtual const char* GetClassName() const OVERRIDE;
     40   virtual gfx::Size GetPreferredSize() OVERRIDE;
     41   virtual void PaintChildren(gfx::Canvas* canvas) OVERRIDE;
     42   virtual void OnPaint(gfx::Canvas* canvas) OVERRIDE;
     43 
     44  private:
     45   FRIEND_TEST_ALL_PREFIXES(DecoratedTextfieldTest, HeightMatchesButton);
     46 
     47   // This number corresponds to the number of pixels in the images that
     48   // are used to draw a views button which are above or below the actual border.
     49   // This number is encoded in the button assets themselves, so there's no other
     50   // way to get it than to hardcode it here.
     51   static const int kMagicInsetNumber;
     52 
     53   // We draw the border.
     54   views::FocusableBorder* border_;  // Weak.
     55 
     56   // The icon that goes at the right side of the textfield.
     57   gfx::Image icon_;
     58 
     59   // Whether the text contents are "invalid" (i.e. should special markers be
     60   // shown to indicate invalidness).
     61   bool invalid_;
     62 
     63   DISALLOW_COPY_AND_ASSIGN(DecoratedTextfield);
     64 };
     65 
     66 }  // namespace autofill
     67 
     68 #endif  // CHROME_BROWSER_UI_VIEWS_AUTOFILL_DECORATED_TEXTFIELD_H_
     69