ui/views/examples/multiline_example.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 UI_VIEWS_EXAMPLES_MULTILINE_EXAMPLE_H_
   6 #define UI_VIEWS_EXAMPLES_MULTILINE_EXAMPLE_H_
   7
   8 #include "base/macros.h"
   9 #include "ui/views/controls/button/button.h"
  10 #include "ui/views/controls/textfield/textfield_controller.h"
  11 #include "ui/views/examples/example_base.h"
  12
  13 namespace views {
  14
  15 class Checkbox;
  16 class Label;
  17
  18 namespace examples {
  19
  20 // An example that compares the multiline rendering of different controls.
  21 class VIEWS_EXAMPLES_EXPORT MultilineExample : public ExampleBase,
  22                                                public TextfieldController,
  23                                                public ButtonListener {
  24  public:
  25   MultilineExample();
  26   ~MultilineExample() override;
  27
  28   // ExampleBase:
  29   void CreateExampleView(View* container) override;
  30
  31   // ButtonListener:
  32   void ButtonPressed(Button* sender, const ui::Event& event) override;
  33
  34  private:
  35   class RenderTextView;
  36
  37   // TextfieldController:
  38   void ContentsChanged(Textfield* sender,
  39                        const base::string16& new_contents) override;
  40
  41   RenderTextView* render_text_view_;
  42   Label* label_;
  43   Textfield* textfield_;
  44
  45   // Checkbox to enable and disable text rendering in |label_|.
  46   Checkbox* label_checkbox_;
  47
  48   DISALLOW_COPY_AND_ASSIGN(MultilineExample);
  49 };
  50
  51 }  // namespace examples
  52 }  // namespace views
  53
  54 #endif  // UI_VIEWS_EXAMPLES_MULTILINE_EXAMPLE_H_