ui/views/examples/throbber_example.cc

   1 // Copyright (c) 2011 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 #include "ui/views/examples/throbber_example.h"
   6
   7 #include "ui/views/controls/throbber.h"
   8 #include "ui/views/layout/fill_layout.h"
   9 #include "ui/views/view.h"
  10
  11 namespace views {
  12 namespace examples {
  13
  14 namespace {
  15
  16 class ThrobberView : public View {
  17  public:
  18   ThrobberView() : throbber_(new Throbber()) {
  19     AddChildView(throbber_);
  20     throbber_->Start();
  21   }
  22
  23   gfx::Size GetPreferredSize() const override {
  24     return gfx::Size(width(), height());
  25   }
  26
  27   void Layout() override {
  28     int diameter = 64;
  29     throbber_->SetBounds((width() - diameter) / 2,
  30                          (height() - diameter) / 2,
  31                          diameter, diameter);
  32     SizeToPreferredSize();
  33   }
  34
  35  private:
  36   Throbber* throbber_;
  37
  38   DISALLOW_COPY_AND_ASSIGN(ThrobberView);
  39 };
  40
  41 }  // namespace
  42
  43 ThrobberExample::ThrobberExample() : ExampleBase("Throbber") {
  44 }
  45
  46 ThrobberExample::~ThrobberExample() {
  47 }
  48
  49 void ThrobberExample::CreateExampleView(View* container) {
  50   container->SetLayoutManager(new FillLayout());
  51   container->AddChildView(new ThrobberView());
  52 }
  53
  54 }  // namespace examples
  55 }  // namespace views