chrome/browser/ui/views/autofill/decorated_textfield.h

   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_