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_EXAMPLE_BASE_H_ 6 #define UI_VIEWS_EXAMPLES_EXAMPLE_BASE_H_ 7 8 #include <string> 9 10 #include "base/macros.h" 11 #include "ui/views/examples/views_examples_export.h" 12 13 namespace views { 14 class View; 15 16 namespace examples { 17 18 class VIEWS_EXAMPLES_EXPORT ExampleBase { 19 public: 20 virtual ~ExampleBase(); 21 22 // Sub-classes should creates and add the views to the given parent. 23 virtual void CreateExampleView(View* parent) = 0; 24 example_title()25 const std::string& example_title() const { return example_title_; } example_view()26 View* example_view() { return container_; } 27 28 protected: 29 explicit ExampleBase(const char* title); 30 container()31 View* container() { return container_; } 32 33 // Prints a message in the status area, at the bottom of the window. 34 void PrintStatus(const char* format, ...); 35 36 // Converts an boolean value to "on" or "off". BoolToOnOff(bool value)37 const char* BoolToOnOff(bool value) { 38 return value ? "on" : "off"; 39 } 40 41 private: 42 // Name of the example - used as title in the combobox list. 43 std::string example_title_; 44 45 // The view that contains the views example. 46 View* container_; 47 48 DISALLOW_COPY_AND_ASSIGN(ExampleBase); 49 }; 50 51 } // namespace examples 52 } // namespace views 53 54 #endif // UI_VIEWS_EXAMPLES_EXAMPLE_BASE_H_ 55