chrome/browser/chromeos/input_method/hidable_area.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 CHROME_BROWSER_CHROMEOS_INPUT_METHOD_HIDABLE_AREA_H_
   6 #define CHROME_BROWSER_CHROMEOS_INPUT_METHOD_HIDABLE_AREA_H_
   7
   8 #include "base/memory/scoped_ptr.h"
   9 #include "ui/views/widget/widget.h"
  10
  11 namespace chromeos {
  12 namespace input_method {
  13
  14 // HidableArea is used as an area to place optional information that can be
  15 // turned displaying off if it is unnecessary.
  16 class HidableArea : public views::View {
  17  public:
  18   HidableArea();
  19   virtual ~HidableArea();
  20
  21   // Sets the content view.
  22   void SetContents(views::View* contents);
  23
  24   // Shows the content.
  25   void Show();
  26
  27   // Hides the content.
  28   void Hide();
  29
  30   // Returns whether the content is already set and shown.
  31   bool IsShown() const;
  32
  33   // Returns the content.
  34   views::View* contents() {
  35     return contents_.get();
  36   }
  37
  38  private:
  39   scoped_ptr<views::View> contents_;
  40   scoped_ptr<views::View> place_holder_;
  41
  42   DISALLOW_COPY_AND_ASSIGN(HidableArea);
  43 };
  44
  45 }  // namespace input_method
  46 }  // namespace chromeos
  47
  48 #endif  // CHROME_BROWSER_CHROMEOS_INPUT_METHOD_HIDABLE_AREA_H_