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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 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   virtual ~MultilineExample();
     27 
     28   // ExampleBase:
     29   virtual void CreateExampleView(View* container) OVERRIDE;
     30 
     31   // ButtonListener:
     32   virtual void ButtonPressed(Button* sender, const ui::Event& event) OVERRIDE;
     33 
     34  private:
     35   class RenderTextView;
     36 
     37   // TextfieldController:
     38   virtual void ContentsChanged(Textfield* sender,
     39                                const base::string16& new_contents) OVERRIDE;
     40   virtual bool HandleKeyEvent(Textfield* sender,
     41                               const ui::KeyEvent& key_event) OVERRIDE;
     42 
     43   RenderTextView* render_text_view_;
     44   Label* label_;
     45   Textfield* textfield_;
     46 
     47   // Checkbox to enable and disable text rendering in |label_|.
     48   Checkbox* label_checkbox_;
     49 
     50   DISALLOW_COPY_AND_ASSIGN(MultilineExample);
     51 };
     52 
     53 }  // namespace examples
     54 }  // namespace views
     55 
     56 #endif  // UI_VIEWS_EXAMPLES_MULTILINE_EXAMPLE_H_
     57