ui/views/examples/label_example.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_EXAMPLES_LABEL_EXAMPLE_H_
   6 #define UI_VIEWS_EXAMPLES_LABEL_EXAMPLE_H_
   7
   8 #include "base/macros.h"
   9 #include "ui/views/controls/button/button.h"
  10 #include "ui/views/controls/combobox/combobox_listener.h"
  11 #include "ui/views/controls/textfield/textfield_controller.h"
  12 #include "ui/views/examples/example_base.h"
  13
  14 namespace views {
  15
  16 class Checkbox;
  17 class GridLayout;
  18 class Label;
  19
  20 namespace examples {
  21
  22 class ExampleComboboxModel;
  23
  24 class VIEWS_EXAMPLES_EXPORT LabelExample : public ExampleBase,
  25                                            public ButtonListener,
  26                                            public ComboboxListener,
  27                                            public TextfieldController {
  28  public:
  29   LabelExample();
  30   ~LabelExample() override;
  31
  32   // ExampleBase:
  33   void CreateExampleView(View* container) override;
  34
  35   // ButtonListener:
  36   void ButtonPressed(Button* button, const ui::Event& event) override;
  37
  38   // ComboboxListener:
  39   void OnPerformAction(Combobox* combobox) override;
  40
  41   // TextfieldController:
  42   void ContentsChanged(Textfield* sender,
  43                        const base::string16& new_contents) override;
  44
  45  private:
  46    // Add a customizable label and various controls to modify its presentation.
  47    void AddCustomLabel(View* container);
  48
  49    // Creates and adds a combobox to the layout.
  50    Combobox* AddCombobox(GridLayout* layout,
  51                          const char* name,
  52                          const char** strings,
  53                          int count);
  54
  55   Textfield* textfield_;
  56   Combobox* alignment_;
  57   Combobox* elide_behavior_;
  58   ScopedVector<ExampleComboboxModel> example_combobox_models_;
  59   Checkbox* multiline_;
  60   Checkbox* shadows_;
  61   Label* custom_label_;
  62
  63   DISALLOW_COPY_AND_ASSIGN(LabelExample);
  64 };
  65
  66 }  // namespace examples
  67 }  // namespace views
  68
  69 #endif  // UI_VIEWS_EXAMPLES_LABEL_EXAMPLE_H_