chromeos: Move files in //ash/common to //ash, part 1

ash/common/system/toast/toast_overlay.cc

Index: ash/common/system/toast/toast_overlay.cc
diff --git a/ash/common/system/toast/toast_overlay.cc b/ash/common/system/toast/toast_overlay.cc
deleted file mode 100644
index 5bebb73a8ee8bc6d3ba9c9690ffd68878fee1ab8..0000000000000000000000000000000000000000
--- a/ash/common/system/toast/toast_overlay.cc
+++ /dev/null
@@ -1,310 +0,0 @@
-// Copyright 2016 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#include "ash/common/system/toast/toast_overlay.h"
-
-#include "ash/common/shelf/wm_shelf.h"
-#include "ash/common/wm_shell.h"
-#include "ash/common/wm_window.h"
-#include "ash/public/cpp/shell_window_ids.h"
-#include "ash/root_window_controller.h"
-#include "ash/strings/grit/ash_strings.h"
-#include "base/strings/string_util.h"
-#include "base/strings/utf_string_conversions.h"
-#include "base/threading/thread_task_runner_handle.h"
-#include "third_party/skia/include/core/SkColor.h"
-#include "ui/base/l10n/l10n_util.h"
-#include "ui/base/resource/resource_bundle.h"
-#include "ui/gfx/canvas.h"
-#include "ui/gfx/font_list.h"
-#include "ui/views/border.h"
-#include "ui/views/controls/button/label_button.h"
-#include "ui/views/controls/label.h"
-#include "ui/views/layout/box_layout.h"
-#include "ui/views/view.h"
-#include "ui/views/widget/widget.h"
-#include "ui/views/widget/widget_delegate.h"
-#include "ui/wm/core/window_animations.h"
-
-namespace ash {
-
-namespace {
-
-// Offset of the overlay from the edge of the work area.
-const int kOffset = 5;
-
-// Font style used for modifier key labels.
-const ui::ResourceBundle::FontStyle kTextFontStyle =
-    ui::ResourceBundle::MediumFont;
-
-// Duration of slide animation when overlay is shown or hidden.
-const int kSlideAnimationDurationMs = 100;
-
-// Colors for the dismiss button.
-const SkColor kButtonBackgroundColor = SkColorSetARGB(0xFF, 0x32, 0x32, 0x32);
-const SkColor kButtonTextColor = SkColorSetARGB(0xFF, 0x7B, 0xAA, 0xF7);
-
-// These values are in DIP.
-const int kToastHorizontalSpacing = 16;
-const int kToastVerticalSpacing = 16;
-const int kToastMaximumWidth = 568;
-const int kToastMinimumWidth = 288;
-
-// Returns the work area bounds for the root window where new windows are added
-// (including new toasts).
-gfx::Rect GetUserWorkAreaBounds() {
-  return WmShelf::ForWindow(WmShell::Get()->GetRootWindowForNewWindows())
-      ->GetUserWorkAreaBounds();
-}
-
-}  // anonymous namespace
-
-///////////////////////////////////////////////////////////////////////////////
-//  ToastOverlayLabel
-class ToastOverlayLabel : public views::Label {
- public:
-  explicit ToastOverlayLabel(const base::string16& label);
-  ~ToastOverlayLabel() override;
-
- private:
-  DISALLOW_COPY_AND_ASSIGN(ToastOverlayLabel);
-};
-
-ToastOverlayLabel::ToastOverlayLabel(const base::string16& label) {
-  ui::ResourceBundle* rb = &ui::ResourceBundle::GetSharedInstance();
-
-  SetText(label);
-  SetHorizontalAlignment(gfx::ALIGN_LEFT);
-  SetFontList(rb->GetFontList(kTextFontStyle));
-  SetAutoColorReadabilityEnabled(false);
-  SetMultiLine(true);
-  SetEnabledColor(SK_ColorWHITE);
-  SetDisabledColor(SK_ColorWHITE);
-  SetSubpixelRenderingEnabled(false);
-
-  int verticalSpacing =
-      kToastVerticalSpacing - (GetPreferredSize().height() - GetBaseline());
-  SetBorder(views::CreateEmptyBorder(verticalSpacing, kToastHorizontalSpacing,
-                                     verticalSpacing, kToastHorizontalSpacing));
-}
-
-ToastOverlayLabel::~ToastOverlayLabel() {}
-
-///////////////////////////////////////////////////////////////////////////////
-//  ToastOverlayButton
-class ToastOverlayButton : public views::LabelButton {
- public:
-  explicit ToastOverlayButton(views::ButtonListener* listener,
-                              const base::string16& label);
-  ~ToastOverlayButton() override {}
-
- private:
-  friend class ToastOverlay;  // for ToastOverlay::ClickDismissButtonForTesting.
-
-  DISALLOW_COPY_AND_ASSIGN(ToastOverlayButton);
-};
-
-ToastOverlayButton::ToastOverlayButton(views::ButtonListener* listener,
-                                       const base::string16& text)
-    : views::LabelButton(listener, text) {
-  SetInkDropMode(InkDropMode::ON);
-  set_has_ink_drop_action_on_click(true);
-  set_ink_drop_base_color(SK_ColorWHITE);
-
-  ui::ResourceBundle* rb = &ui::ResourceBundle::GetSharedInstance();
-
-  SetEnabledTextColors(kButtonTextColor);
-  SetFontList(rb->GetFontList(kTextFontStyle));
-
-  // Treat the space below the baseline as a margin.
-  int verticalSpacing = kToastVerticalSpacing -
-                        (GetPreferredSize().height() - label()->GetBaseline());
-  SetBorder(views::CreateEmptyBorder(verticalSpacing, kToastHorizontalSpacing,
-                                     verticalSpacing, kToastHorizontalSpacing));
-}
-
-///////////////////////////////////////////////////////////////////////////////
-//  ToastOverlayView
-class ToastOverlayView : public views::View, public views::ButtonListener {
- public:
-  // This object is not owned by the views hierarchy or by the widget.
-  ToastOverlayView(ToastOverlay* overlay,
-                   const base::string16& text,
-                   const base::Optional<base::string16>& dismiss_text);
-  ~ToastOverlayView() override;
-
-  // views::View overrides:
-  void OnPaint(gfx::Canvas* canvas) override;
-
-  ToastOverlayButton* button() { return button_; }
-
- private:
-  // views::View overrides:
-  gfx::Size GetMaximumSize() const override;
-  gfx::Size GetMinimumSize() const override;
-
-  // views::ButtonListener overrides:
-  void ButtonPressed(views::Button* sender, const ui::Event& event) override;
-
-  ToastOverlay* overlay_ = nullptr;       // weak
-  ToastOverlayButton* button_ = nullptr;  // weak
-
-  DISALLOW_COPY_AND_ASSIGN(ToastOverlayView);
-};
-
-ToastOverlayView::ToastOverlayView(
-    ToastOverlay* overlay,
-    const base::string16& text,
-    const base::Optional<base::string16>& dismiss_text)
-    : overlay_(overlay) {
-  auto* layout = new views::BoxLayout(views::BoxLayout::kHorizontal, 0, 0, 0);
-  SetLayoutManager(layout);
-
-  if (dismiss_text.has_value()) {
-    button_ = new ToastOverlayButton(
-        this, dismiss_text.value().empty()
-                  ? l10n_util::GetStringUTF16(IDS_ASH_TOAST_DISMISS_BUTTON)
-                  : dismiss_text.value());
-  }
-
-  ToastOverlayLabel* label = new ToastOverlayLabel(text);
-  AddChildView(label);
-  layout->SetFlexForView(label, 1);
-
-  if (button_) {
-    label->SetMaximumWidth(
-        GetMaximumSize().width() - button_->GetPreferredSize().width() -
-        kToastHorizontalSpacing * 2 - kToastHorizontalSpacing * 2);
-    AddChildView(button_);
-  }
-}
-
-ToastOverlayView::~ToastOverlayView() {}
-
-void ToastOverlayView::OnPaint(gfx::Canvas* canvas) {
-  cc::PaintFlags flags;
-  flags.setStyle(cc::PaintFlags::kFill_Style);
-  flags.setColor(kButtonBackgroundColor);
-  canvas->DrawRoundRect(GetLocalBounds(), 2, flags);
-  views::View::OnPaint(canvas);
-}
-
-gfx::Size ToastOverlayView::GetMinimumSize() const {
-  return gfx::Size(kToastMinimumWidth, 0);
-}
-
-gfx::Size ToastOverlayView::GetMaximumSize() const {
-  gfx::Rect work_area_bounds = GetUserWorkAreaBounds();
-  return gfx::Size(kToastMaximumWidth, work_area_bounds.height() - kOffset * 2);
-}
-
-void ToastOverlayView::ButtonPressed(views::Button* sender,
-                                     const ui::Event& event) {
-  DCHECK_EQ(button_, sender);
-  overlay_->Show(false);
-}
-
-///////////////////////////////////////////////////////////////////////////////
-//  ToastOverlay
-ToastOverlay::ToastOverlay(Delegate* delegate,
-                           const base::string16& text,
-                           base::Optional<base::string16> dismiss_text)
-    : delegate_(delegate),
-      text_(text),
-      dismiss_text_(dismiss_text),
-      overlay_widget_(new views::Widget),
-      overlay_view_(new ToastOverlayView(this, text, dismiss_text)),
-      widget_size_(overlay_view_->GetPreferredSize()) {
-  views::Widget::InitParams params;
-  params.type = views::Widget::InitParams::TYPE_POPUP;
-  params.name = "ToastOverlay";
-  params.opacity = views::Widget::InitParams::TRANSLUCENT_WINDOW;
-  params.ownership = views::Widget::InitParams::WIDGET_OWNS_NATIVE_WIDGET;
-  params.accept_events = true;
-  params.keep_on_top = true;
-  params.remove_standard_frame = true;
-  params.bounds = CalculateOverlayBounds();
-  // Show toasts above the app list and below the lock screen.
-  WmShell::Get()
-      ->GetRootWindowForNewWindows()
-      ->GetRootWindowController()
-      ->ConfigureWidgetInitParamsForContainer(
-          overlay_widget_.get(), kShellWindowId_SystemModalContainer, &params);
-  overlay_widget_->Init(params);
-  overlay_widget_->SetVisibilityChangedAnimationsEnabled(true);
-  overlay_widget_->SetContentsView(overlay_view_.get());
-  overlay_widget_->SetBounds(CalculateOverlayBounds());
-
-  WmWindow* overlay_window = WmWindow::Get(overlay_widget_->GetNativeWindow());
-  overlay_window->SetVisibilityAnimationType(
-      ::wm::WINDOW_VISIBILITY_ANIMATION_TYPE_VERTICAL);
-  overlay_window->SetVisibilityAnimationDuration(
-      base::TimeDelta::FromMilliseconds(kSlideAnimationDurationMs));
-}
-
-ToastOverlay::~ToastOverlay() {
-  overlay_widget_->Close();
-}
-
-void ToastOverlay::Show(bool visible) {
-  if (overlay_widget_->GetLayer()->GetTargetVisibility() == visible)
-    return;
-
-  ui::LayerAnimator* animator = overlay_widget_->GetLayer()->GetAnimator();
-  DCHECK(animator);
-  if (animator->is_animating()) {
-    // Showing during hiding animation doesn't happen since, ToastOverlay should
-    // be one-time-use and not be reused.
-    DCHECK(!visible);
-
-    return;
-  }
-
-  base::TimeDelta original_duration = animator->GetTransitionDuration();
-  ui::ScopedLayerAnimationSettings animation_settings(animator);
-  // ScopedLayerAnimationSettings ctor chanes the transition duration, so change
-  // back it to the original value (should be zero).
-  animation_settings.SetTransitionDuration(original_duration);
-
-  animation_settings.AddObserver(this);
-
-  if (visible) {
-    overlay_widget_->Show();
-
-    // Notify accessibility about the overlay.
-    overlay_view_->NotifyAccessibilityEvent(ui::AX_EVENT_ALERT, false);
-  } else {
-    overlay_widget_->Hide();
-  }
-}
-
-gfx::Rect ToastOverlay::CalculateOverlayBounds() {
-  gfx::Rect bounds = GetUserWorkAreaBounds();
-  int target_y = bounds.bottom() - widget_size_.height() - kOffset;
-  bounds.ClampToCenteredSize(widget_size_);
-  bounds.set_y(target_y);
-  return bounds;
-}
-
-void ToastOverlay::OnImplicitAnimationsScheduled() {}
-
-void ToastOverlay::OnImplicitAnimationsCompleted() {
-  if (!overlay_widget_->GetLayer()->GetTargetVisibility())
-    delegate_->OnClosed();
-}
-
-views::Widget* ToastOverlay::widget_for_testing() {
-  return overlay_widget_.get();
-}
-
-ToastOverlayButton* ToastOverlay::dismiss_button_for_testing() {
-  return overlay_view_->button();
-}
-
-void ToastOverlay::ClickDismissButtonForTesting(const ui::Event& event) {
-  DCHECK(overlay_view_->button());
-  overlay_view_->button()->NotifyClick(event);
-}
-
-}  // namespace ash