ash/shell/bubble.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 "base/strings/utf_string_conversions.h"
   6 #include "ui/views/bubble/bubble_border.h"
   7 #include "ui/views/bubble/bubble_delegate.h"
   8 #include "ui/views/controls/label.h"
   9 #include "ui/views/layout/fill_layout.h"
  10 #include "ui/views/widget/widget.h"
  11
  12 namespace ash {
  13 namespace shell {
  14
  15 struct BubbleConfig {
  16   base::string16 label;
  17   views::View* anchor_view;
  18   views::BubbleBorder::Arrow arrow;
  19 };
  20
  21 class ExampleBubbleDelegateView : public views::BubbleDelegateView {
  22  public:
  23   explicit ExampleBubbleDelegateView(const BubbleConfig& config);
  24   ~ExampleBubbleDelegateView() override;
  25
  26   void Init() override {
  27     SetLayoutManager(new views::FillLayout());
  28     views::Label* label = new views::Label(label_);
  29     AddChildView(label);
  30   }
  31
  32  private:
  33   base::string16 label_;
  34 };
  35
  36 ExampleBubbleDelegateView::ExampleBubbleDelegateView(const BubbleConfig& config)
  37     : BubbleDelegateView(config.anchor_view, config.arrow),
  38       label_(config.label) {
  39 }
  40
  41 ExampleBubbleDelegateView::~ExampleBubbleDelegateView() {
  42 }
  43
  44 void CreatePointyBubble(views::View* anchor_view) {
  45   BubbleConfig config;
  46   config.label = base::ASCIIToUTF16("PointyBubble");
  47   config.anchor_view = anchor_view;
  48   config.arrow = views::BubbleBorder::TOP_LEFT;
  49   ExampleBubbleDelegateView* bubble = new ExampleBubbleDelegateView(config);
  50   views::BubbleDelegateView::CreateBubble(bubble)->Show();
  51 }
  52
  53 }  // namespace shell
  54 }  // namespace ash