ui/views/controls/button/label_button_border.h

   1 // Copyright (c) 2012 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 UI_VIEWS_CONTROLS_BUTTON_LABEL_BUTTON_BORDER_H_
   6 #define UI_VIEWS_CONTROLS_BUTTON_LABEL_BUTTON_BORDER_H_
   7
   8 #include "base/basictypes.h"
   9 #include "base/compiler_specific.h"
  10 #include "base/memory/scoped_ptr.h"
  11 #include "ui/gfx/insets.h"
  12 #include "ui/views/border.h"
  13 #include "ui/views/controls/button/button.h"
  14 #include "ui/views/painter.h"
  15
  16 namespace views {
  17
  18 // A Border that paints a LabelButton's background frame.
  19 class VIEWS_EXPORT LabelButtonBorder : public Border {
  20  public:
  21   explicit LabelButtonBorder(Button::ButtonStyle style);
  22   virtual ~LabelButtonBorder();
  23
  24   Button::ButtonStyle style() const { return style_; }
  25
  26   // Overridden from Border:
  27   virtual void Paint(const View& view, gfx::Canvas* canvas) OVERRIDE;
  28   virtual gfx::Insets GetInsets() const OVERRIDE;
  29   virtual gfx::Size GetMinimumSize() const OVERRIDE;
  30
  31   void set_insets(const gfx::Insets& insets) { insets_ = insets; }
  32
  33   // Get or set the painter used for the specified |focused| button |state|.
  34   // LabelButtonBorder takes and retains ownership of |painter|.
  35   Painter* GetPainter(bool focused, Button::ButtonState state);
  36   void SetPainter(bool focused, Button::ButtonState state, Painter* painter);
  37
  38  private:
  39   // The painters used for each unfocused or focused button state.
  40   scoped_ptr<Painter> painters_[2][Button::STATE_COUNT];
  41
  42   // The button style supplied in part by this border.
  43   Button::ButtonStyle style_;
  44
  45   gfx::Insets insets_;
  46
  47   DISALLOW_COPY_AND_ASSIGN(LabelButtonBorder);
  48 };
  49
  50 }  // namespace views
  51
  52 #endif  // UI_VIEWS_CONTROLS_BUTTON_LABEL_BUTTON_BORDER_H_