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android / platform / external / chromium_org / 68043e1 / . / ash / system / tray / tray_background_view.cc
blob: b106122dd608c8a4aa6704ae2877b0fc5ffb36e6 [file] [log] [blame]
// Copyright (c) 2012 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/system/tray/tray_background_view.h"
#include "ash/ash_switches.h"
#include "ash/root_window_controller.h"
#include "ash/screen_ash.h"
#include "ash/shelf/shelf_layout_manager.h"
#include "ash/shelf/shelf_widget.h"
#include "ash/shell.h"
#include "ash/shell_window_ids.h"
#include "ash/system/status_area_widget.h"
#include "ash/system/status_area_widget_delegate.h"
#include "ash/system/tray/system_tray.h"
#include "ash/system/tray/tray_constants.h"
#include "ash/system/tray/tray_event_filter.h"
#include "ash/wm/window_animations.h"
#include "grit/ash_resources.h"
#include "ui/aura/root_window.h"
#include "ui/aura/window.h"
#include "ui/base/accessibility/accessible_view_state.h"
#include "ui/base/resource/resource_bundle.h"
#include "ui/gfx/canvas.h"
#include "ui/gfx/image/image_skia.h"
#include "ui/gfx/image/image_skia_operations.h"
#include "ui/gfx/rect.h"
#include "ui/gfx/screen.h"
#include "ui/gfx/skia_util.h"
#include "ui/views/background.h"
#include "ui/views/layout/box_layout.h"
namespace {
const int kTrayBackgroundAlpha = 100;
const int kTrayBackgroundHoverAlpha = 150;
const SkColor kTrayBackgroundPressedColor = SkColorSetRGB(66, 129, 244);
// Adjust the size of TrayContainer with additional padding.
const int kTrayContainerVerticalPaddingBottomAlignment = 1;
const int kTrayContainerHorizontalPaddingBottomAlignment = 1;
const int kTrayContainerVerticalPaddingVerticalAlignment = 1;
const int kTrayContainerHorizontalPaddingVerticalAlignment = 1;
const int kAnimationDurationForPopupMS = 200;
} // namespace
using views::TrayBubbleView;
namespace ash {
namespace internal {
// static
const char TrayBackgroundView::kViewClassName[] = "tray/TrayBackgroundView";
// Used to track when the anchor widget changes position on screen so that the
// bubble position can be updated.
class TrayBackgroundView::TrayWidgetObserver : public views::WidgetObserver {
public:
explicit TrayWidgetObserver(TrayBackgroundView* host)
: host_(host) {
}
virtual void OnWidgetBoundsChanged(views::Widget* widget,
const gfx::Rect& new_bounds) OVERRIDE {
host_->AnchorUpdated();
}
virtual void OnWidgetVisibilityChanged(views::Widget* widget,
bool visible) OVERRIDE {
host_->AnchorUpdated();
}
private:
TrayBackgroundView* host_;
DISALLOW_COPY_AND_ASSIGN(TrayWidgetObserver);
};
class TrayBackground : public views::Background {
public:
const static int kImageTypeDefault = 0;
const static int kImageTypeOnBlack = 1;
const static int kImageTypePressed = 2;
const static int kNumStates = 3;
const static int kImageHorizontal = 0;
const static int kImageVertical = 1;
const static int kNumOrientations = 2;
explicit TrayBackground(TrayBackgroundView* tray_background_view) :
tray_background_view_(tray_background_view) {
set_alpha(kTrayBackgroundAlpha);
ResourceBundle& rb = ResourceBundle::GetSharedInstance();
leading_images_[kImageHorizontal][kImageTypeDefault] =
rb.GetImageNamed(IDR_AURA_TRAY_BG_HORIZ_LEFT).ToImageSkia();
middle_images_[kImageHorizontal][kImageTypeDefault] =
rb.GetImageNamed(IDR_AURA_TRAY_BG_HORIZ_CENTER).ToImageSkia();
trailing_images_[kImageHorizontal][kImageTypeDefault] =
rb.GetImageNamed(IDR_AURA_TRAY_BG_HORIZ_RIGHT).ToImageSkia();
leading_images_[kImageHorizontal][kImageTypeOnBlack] =
rb.GetImageNamed(IDR_AURA_TRAY_BG_HORIZ_LEFT_ONBLACK).ToImageSkia();
middle_images_[kImageHorizontal][kImageTypeOnBlack] =
rb.GetImageNamed(IDR_AURA_TRAY_BG_HORIZ_CENTER_ONBLACK).ToImageSkia();
trailing_images_[kImageHorizontal][kImageTypeOnBlack] =
rb.GetImageNamed(IDR_AURA_TRAY_BG_HORIZ_RIGHT_ONBLACK).ToImageSkia();
leading_images_[kImageHorizontal][kImageTypePressed] =
rb.GetImageNamed(IDR_AURA_TRAY_BG_HORIZ_LEFT_PRESSED).ToImageSkia();
middle_images_[kImageHorizontal][kImageTypePressed] =
rb.GetImageNamed(IDR_AURA_TRAY_BG_HORIZ_CENTER_PRESSED).ToImageSkia();
trailing_images_[kImageHorizontal][kImageTypePressed] =
rb.GetImageNamed(IDR_AURA_TRAY_BG_HORIZ_RIGHT_PRESSED).ToImageSkia();
leading_images_[kImageVertical][kImageTypeDefault] =
rb.GetImageNamed(IDR_AURA_TRAY_BG_VERTICAL_TOP).ToImageSkia();
middle_images_[kImageVertical][kImageTypeDefault] =
rb.GetImageNamed(
IDR_AURA_TRAY_BG_VERTICAL_CENTER).ToImageSkia();
trailing_images_[kImageVertical][kImageTypeDefault] =
rb.GetImageNamed(IDR_AURA_TRAY_BG_VERTICAL_BOTTOM).ToImageSkia();
leading_images_[kImageVertical][kImageTypeOnBlack] =
rb.GetImageNamed(IDR_AURA_TRAY_BG_VERTICAL_TOP_ONBLACK).ToImageSkia();
middle_images_[kImageVertical][kImageTypeOnBlack] =
rb.GetImageNamed(
IDR_AURA_TRAY_BG_VERTICAL_CENTER_ONBLACK).ToImageSkia();
trailing_images_[kImageVertical][kImageTypeOnBlack] =
rb.GetImageNamed(
IDR_AURA_TRAY_BG_VERTICAL_BOTTOM_ONBLACK).ToImageSkia();
leading_images_[kImageVertical][kImageTypePressed] =
rb.GetImageNamed(IDR_AURA_TRAY_BG_VERTICAL_TOP_PRESSED).ToImageSkia();
middle_images_[kImageVertical][kImageTypePressed] =
rb.GetImageNamed(
IDR_AURA_TRAY_BG_VERTICAL_CENTER_PRESSED).ToImageSkia();
trailing_images_[kImageVertical][kImageTypePressed] =
rb.GetImageNamed(
IDR_AURA_TRAY_BG_VERTICAL_BOTTOM_PRESSED).ToImageSkia();
}
virtual ~TrayBackground() {}
SkColor color() { return color_; }
void set_color(SkColor color) { color_ = color; }
void set_alpha(int alpha) { color_ = SkColorSetARGB(alpha, 0, 0, 0); }
private:
ShelfWidget* GetShelfWidget() const {
return RootWindowController::ForWindow(tray_background_view_->
status_area_widget()->GetNativeWindow())->shelf();
}
void PaintForAlternateShelf(gfx::Canvas* canvas, views::View* view) const {
int orientation = kImageHorizontal;
ShelfWidget* shelf_widget = GetShelfWidget();
if (shelf_widget &&
!shelf_widget->shelf_layout_manager()->IsHorizontalAlignment())
orientation = kImageVertical;
int state = kImageTypeDefault;
if (tray_background_view_->draw_background_as_active())
state = kImageTypePressed;
else if (shelf_widget && shelf_widget->GetDimsShelf())
state = kImageTypeOnBlack;
else
state = kImageTypeDefault;
const gfx::ImageSkia* leading = leading_images_[orientation][state];
const gfx::ImageSkia* middle = middle_images_[orientation][state];
const gfx::ImageSkia* trailing = trailing_images_[orientation][state];
gfx::Rect bounds(view->GetLocalBounds());
gfx::Point leading_location, trailing_location;
gfx::Rect middle_bounds;
if (orientation == kImageHorizontal) {
leading_location = gfx::Point(0, 0);
trailing_location = gfx::Point(bounds.width() - trailing->width(), 0);
middle_bounds = gfx::Rect(
leading->width(),
0,
bounds.width() - (leading->width() + trailing->width()),
bounds.height());
} else {
leading_location = gfx::Point(0, 0);
trailing_location = gfx::Point(0, bounds.height() - trailing->height());
middle_bounds = gfx::Rect(
0,
leading->height(),
bounds.width(),
bounds.height() - (leading->height() + trailing->height()));
}
canvas->DrawImageInt(*leading,
leading_location.x(),
leading_location.y());
canvas->DrawImageInt(*trailing,
trailing_location.x(),
trailing_location.y());
canvas->TileImageInt(*middle,
middle_bounds.x(),
middle_bounds.y(),
middle_bounds.width(),
middle_bounds.height());
}
// Overridden from views::Background.
virtual void Paint(gfx::Canvas* canvas, views::View* view) const OVERRIDE {
if (ash::switches::UseAlternateShelfLayout()) {
PaintForAlternateShelf(canvas, view);
} else {
SkPaint paint;
paint.setAntiAlias(true);
paint.setStyle(SkPaint::kFill_Style);
paint.setColor(color_);
SkPath path;
gfx::Rect bounds(view->GetLocalBounds());
SkScalar radius = SkIntToScalar(kTrayRoundedBorderRadius);
path.addRoundRect(gfx::RectToSkRect(bounds), radius, radius);
canvas->DrawPath(path, paint);
}
}
SkColor color_;
// Reference to the TrayBackgroundView for which this is a background.
TrayBackgroundView* tray_background_view_;
// References to the images used as backgrounds, they are owned by the
// resource bundle class.
const gfx::ImageSkia* leading_images_[kNumOrientations][kNumStates];
const gfx::ImageSkia* middle_images_[kNumOrientations][kNumStates];
const gfx::ImageSkia* trailing_images_[kNumOrientations][kNumStates];
DISALLOW_COPY_AND_ASSIGN(TrayBackground);
};
TrayBackgroundView::TrayContainer::TrayContainer(ShelfAlignment alignment)
: alignment_(alignment) {
UpdateLayout();
}
void TrayBackgroundView::TrayContainer::SetAlignment(ShelfAlignment alignment) {
if (alignment_ == alignment)
return;
alignment_ = alignment;
UpdateLayout();
}
gfx::Size TrayBackgroundView::TrayContainer::GetPreferredSize() {
if (size_.IsEmpty())
return views::View::GetPreferredSize();
return size_;
}
void TrayBackgroundView::TrayContainer::ChildPreferredSizeChanged(
views::View* child) {
PreferredSizeChanged();
}
void TrayBackgroundView::TrayContainer::ChildVisibilityChanged(View* child) {
PreferredSizeChanged();
}
void TrayBackgroundView::TrayContainer::ViewHierarchyChanged(
const ViewHierarchyChangedDetails& details) {
if (details.parent == this)
PreferredSizeChanged();
}
void TrayBackgroundView::TrayContainer::UpdateLayout() {
// Adjust the size of status tray dark background by adding additional
// empty border.
if (alignment_ == SHELF_ALIGNMENT_BOTTOM ||
alignment_ == SHELF_ALIGNMENT_TOP) {
int vertical_padding = kTrayContainerVerticalPaddingBottomAlignment;
int horizontal_padding = kTrayContainerHorizontalPaddingBottomAlignment;
if (ash::switches::UseAlternateShelfLayout()) {
vertical_padding = kPaddingFromEdgeOfShelf;
horizontal_padding = kPaddingFromEdgeOfShelf;
}
set_border(views::Border::CreateEmptyBorder(
vertical_padding,
horizontal_padding,
vertical_padding,
horizontal_padding));
views::BoxLayout* layout =
new views::BoxLayout(views::BoxLayout::kHorizontal, 0, 0, 0);
layout->set_spread_blank_space(true);
views::View::SetLayoutManager(layout);
} else {
int vertical_padding = kTrayContainerVerticalPaddingVerticalAlignment;
int horizontal_padding = kTrayContainerHorizontalPaddingVerticalAlignment;
if (ash::switches::UseAlternateShelfLayout()) {
vertical_padding = kPaddingFromEdgeOfShelf;
horizontal_padding = kPaddingFromEdgeOfShelf;
}
set_border(views::Border::CreateEmptyBorder(
vertical_padding,
horizontal_padding,
vertical_padding,
horizontal_padding));
views::BoxLayout* layout =
new views::BoxLayout(views::BoxLayout::kVertical, 0, 0, 0);
layout->set_spread_blank_space(true);
views::View::SetLayoutManager(layout);
}
PreferredSizeChanged();
}
////////////////////////////////////////////////////////////////////////////////
// TrayBackgroundView
TrayBackgroundView::TrayBackgroundView(
internal::StatusAreaWidget* status_area_widget)
: status_area_widget_(status_area_widget),
tray_container_(NULL),
shelf_alignment_(SHELF_ALIGNMENT_BOTTOM),
background_(NULL),
hide_background_animator_(this, 0, kTrayBackgroundAlpha),
hover_background_animator_(
this, 0, kTrayBackgroundHoverAlpha - kTrayBackgroundAlpha),
hovered_(false),
draw_background_as_active_(false),
widget_observer_(new TrayWidgetObserver(this)) {
set_notify_enter_exit_on_child(true);
// Initially we want to paint the background, but without the hover effect.
hide_background_animator_.SetPaintsBackground(true,
internal::BackgroundAnimator::CHANGE_IMMEDIATE);
hover_background_animator_.SetPaintsBackground(false,
internal::BackgroundAnimator::CHANGE_IMMEDIATE);
tray_container_ = new TrayContainer(shelf_alignment_);
SetContents(tray_container_);
tray_event_filter_.reset(new TrayEventFilter);
}
TrayBackgroundView::~TrayBackgroundView() {
if (GetWidget())
GetWidget()->RemoveObserver(widget_observer_.get());
}
void TrayBackgroundView::Initialize() {
GetWidget()->AddObserver(widget_observer_.get());
SetBorder();
}
const char* TrayBackgroundView::GetClassName() const {
return kViewClassName;
}
void TrayBackgroundView::OnMouseEntered(const ui::MouseEvent& event) {
hovered_ = true;
if (!background_ || draw_background_as_active_ ||
ash::switches::UseAlternateShelfLayout())
return;
hover_background_animator_.SetPaintsBackground(true,
internal::BackgroundAnimator::CHANGE_ANIMATE);
}
void TrayBackgroundView::OnMouseExited(const ui::MouseEvent& event) {
hovered_ = false;
if (!background_ || draw_background_as_active_ ||
ash::switches::UseAlternateShelfLayout())
return;
hover_background_animator_.SetPaintsBackground(false,
internal::BackgroundAnimator::CHANGE_ANIMATE);
}
void TrayBackgroundView::ChildPreferredSizeChanged(views::View* child) {
PreferredSizeChanged();
}
void TrayBackgroundView::OnPaintFocusBorder(gfx::Canvas* canvas) {
// The tray itself expands to the right and bottom edge of the screen to make
// sure clicking on the edges brings up the popup. However, the focus border
// should be only around the container.
if (HasFocus() && (focusable() || IsAccessibilityFocusable()))
DrawBorder(canvas, GetContentsBounds());
}
void TrayBackgroundView::GetAccessibleState(ui::AccessibleViewState* state) {
state->role = ui::AccessibilityTypes::ROLE_PUSHBUTTON;
state->name = GetAccessibleNameForTray();
}
void TrayBackgroundView::AboutToRequestFocusFromTabTraversal(bool reverse) {
// Return focus to the login view. See crbug.com/120500.
views::View* v = GetNextFocusableView();
if (v)
v->AboutToRequestFocusFromTabTraversal(reverse);
}
bool TrayBackgroundView::PerformAction(const ui::Event& event) {
return false;
}
void TrayBackgroundView::UpdateBackground(int alpha) {
// The animator should never fire when the alternate shelf layout is used.
if (!background_ || draw_background_as_active_)
return;
DCHECK(!ash::switches::UseAlternateShelfLayout());
background_->set_alpha(hide_background_animator_.alpha() +
hover_background_animator_.alpha());
SchedulePaint();
}
void TrayBackgroundView::SetContents(views::View* contents) {
SetLayoutManager(new views::BoxLayout(views::BoxLayout::kVertical, 0, 0, 0));
AddChildView(contents);
}
void TrayBackgroundView::SetPaintsBackground(
bool value,
internal::BackgroundAnimator::ChangeType change_type) {
DCHECK(!ash::switches::UseAlternateShelfLayout());
hide_background_animator_.SetPaintsBackground(value, change_type);
}
void TrayBackgroundView::SetContentsBackground() {
background_ = new internal::TrayBackground(this);
tray_container_->set_background(background_);
}
ShelfLayoutManager* TrayBackgroundView::GetShelfLayoutManager() {
return ShelfLayoutManager::ForLauncher(GetWidget()->GetNativeView());
}
void TrayBackgroundView::SetShelfAlignment(ShelfAlignment alignment) {
shelf_alignment_ = alignment;
SetBorder();
tray_container_->SetAlignment(alignment);
}
void TrayBackgroundView::SetBorder() {
views::View* parent = status_area_widget_->status_area_widget_delegate();
// Tray views are laid out right-to-left or bottom-to-top
bool on_edge = (this == parent->child_at(0));
int left_edge, top_edge, right_edge, bottom_edge;
if (ash::switches::UseAlternateShelfLayout()) {
if (shelf_alignment() == SHELF_ALIGNMENT_BOTTOM) {
top_edge = ShelfLayoutManager::kShelfItemInset;
left_edge = 0;
bottom_edge = ShelfLayoutManager::GetPreferredShelfSize() -
ShelfLayoutManager::kShelfItemInset - GetShelfItemHeight();
right_edge = on_edge ? kPaddingFromEdgeOfShelf : 0;
} else if (shelf_alignment() == SHELF_ALIGNMENT_LEFT) {
top_edge = 0;
left_edge = ShelfLayoutManager::GetPreferredShelfSize() -
ShelfLayoutManager::kShelfItemInset - GetShelfItemHeight();
bottom_edge = on_edge ? kPaddingFromEdgeOfShelf : 0;
right_edge = ShelfLayoutManager::kShelfItemInset;
} else { // SHELF_ALIGNMENT_RIGHT
top_edge = 0;
left_edge = ShelfLayoutManager::kShelfItemInset;
bottom_edge = on_edge ? kPaddingFromEdgeOfShelf : 0;
right_edge = ShelfLayoutManager::GetPreferredShelfSize() -
ShelfLayoutManager::kShelfItemInset - GetShelfItemHeight();
}
} else {
// Change the border padding for different shelf alignment.
if (shelf_alignment() == SHELF_ALIGNMENT_BOTTOM) {
top_edge = 0;
left_edge = 0;
bottom_edge = on_edge ? kPaddingFromBottomOfScreenBottomAlignment :
kPaddingFromBottomOfScreenBottomAlignment - 1;
right_edge = on_edge ? kPaddingFromRightEdgeOfScreenBottomAlignment : 0;
} else if (shelf_alignment() == SHELF_ALIGNMENT_TOP) {
top_edge = on_edge ? kPaddingFromBottomOfScreenBottomAlignment :
kPaddingFromBottomOfScreenBottomAlignment - 1;
left_edge = 0;
bottom_edge = 0;
right_edge = on_edge ? kPaddingFromRightEdgeOfScreenBottomAlignment : 0;
} else if (shelf_alignment() == SHELF_ALIGNMENT_LEFT) {
top_edge = 0;
left_edge = kPaddingFromOuterEdgeOfLauncherVerticalAlignment;
bottom_edge = on_edge ? kPaddingFromBottomOfScreenVerticalAlignment : 0;
right_edge = kPaddingFromInnerEdgeOfLauncherVerticalAlignment;
} else {
top_edge = 0;
left_edge = kPaddingFromInnerEdgeOfLauncherVerticalAlignment;
bottom_edge = on_edge ? kPaddingFromBottomOfScreenVerticalAlignment : 0;
right_edge = kPaddingFromOuterEdgeOfLauncherVerticalAlignment;
}
}
set_border(views::Border::CreateEmptyBorder(
top_edge, left_edge, bottom_edge, right_edge));
}
void TrayBackgroundView::InitializeBubbleAnimations(
views::Widget* bubble_widget) {
views::corewm::SetWindowVisibilityAnimationType(
bubble_widget->GetNativeWindow(),
views::corewm::WINDOW_VISIBILITY_ANIMATION_TYPE_FADE);
views::corewm::SetWindowVisibilityAnimationTransition(
bubble_widget->GetNativeWindow(),
views::corewm::ANIMATE_HIDE);
views::corewm::SetWindowVisibilityAnimationDuration(
bubble_widget->GetNativeWindow(),
base::TimeDelta::FromMilliseconds(kAnimationDurationForPopupMS));
}
aura::Window* TrayBackgroundView::GetBubbleWindowContainer() const {
return ash::Shell::GetContainer(
tray_container()->GetWidget()->GetNativeWindow()->GetRootWindow(),
ash::internal::kShellWindowId_SettingBubbleContainer);
}
gfx::Rect TrayBackgroundView::GetBubbleAnchorRect(
views::Widget* anchor_widget,
TrayBubbleView::AnchorType anchor_type,
TrayBubbleView::AnchorAlignment anchor_alignment) const {
gfx::Rect rect;
if (anchor_widget && anchor_widget->IsVisible()) {
rect = anchor_widget->GetWindowBoundsInScreen();
if (anchor_type == TrayBubbleView::ANCHOR_TYPE_TRAY) {
if (anchor_alignment == TrayBubbleView::ANCHOR_ALIGNMENT_BOTTOM) {
bool rtl = base::i18n::IsRTL();
if (!ash::switches::UseAlternateShelfLayout()) {
rect.Inset(
rtl ? kPaddingFromRightEdgeOfScreenBottomAlignment : 0,
kTrayBubbleAnchorTopInsetBottomAnchor,
rtl ? 0 : kPaddingFromRightEdgeOfScreenBottomAlignment,
kPaddingFromBottomOfScreenBottomAlignment);
} else {
rect.Inset(
rtl ? kAlternateLayoutBubblePaddingHorizontalSide : 0,
kAlternateLayoutBubblePaddingHorizontalBottom,
rtl ? 0 : kAlternateLayoutBubblePaddingHorizontalSide,
0);
}
} else if (anchor_alignment == TrayBubbleView::ANCHOR_ALIGNMENT_LEFT) {
if (!ash::switches::UseAlternateShelfLayout()) {
rect.Inset(0, 0, kPaddingFromInnerEdgeOfLauncherVerticalAlignment + 5,
kPaddingFromBottomOfScreenVerticalAlignment);
} else {
rect.Inset(0, 0, kAlternateLayoutBubblePaddingVerticalSide + 4,
kAlternateLayoutBubblePaddingVerticalBottom);
}
} else {
if (!ash::switches::UseAlternateShelfLayout()) {
rect.Inset(kPaddingFromInnerEdgeOfLauncherVerticalAlignment + 1,
0, 0, kPaddingFromBottomOfScreenVerticalAlignment);
} else {
rect.Inset(kAlternateLayoutBubblePaddingVerticalSide, 0, 0,
kAlternateLayoutBubblePaddingVerticalBottom);
}
}
} else if (anchor_type == TrayBubbleView::ANCHOR_TYPE_BUBBLE) {
// Invert the offsets to align with the bubble below.
// Note that with the alternate shelf layout the tips are not shown and
// the offsets for left and right alignment do not need to be applied.
int vertical_alignment = ash::switches::UseAlternateShelfLayout() ?
0 :
kPaddingFromInnerEdgeOfLauncherVerticalAlignment;
int horizontal_alignment = ash::switches::UseAlternateShelfLayout() ?
kAlternateLayoutBubblePaddingVerticalBottom :
kPaddingFromBottomOfScreenVerticalAlignment;
if (anchor_alignment == TrayBubbleView::ANCHOR_ALIGNMENT_LEFT)
rect.Inset(vertical_alignment, 0, 0, horizontal_alignment);
else if (anchor_alignment == TrayBubbleView::ANCHOR_ALIGNMENT_RIGHT)
rect.Inset(0, 0, vertical_alignment, horizontal_alignment);
}
}
// TODO(jennyz): May need to add left/right alignment in the following code.
if (rect.IsEmpty()) {
aura::RootWindow* target_root = anchor_widget ?
anchor_widget->GetNativeView()->GetRootWindow() :
Shell::GetPrimaryRootWindow();
rect = target_root->bounds();
rect = gfx::Rect(
base::i18n::IsRTL() ? kPaddingFromRightEdgeOfScreenBottomAlignment :
rect.width() - kPaddingFromRightEdgeOfScreenBottomAlignment,
rect.height() - kPaddingFromBottomOfScreenBottomAlignment,
0, 0);
rect = ScreenAsh::ConvertRectToScreen(target_root, rect);
}
return rect;
}
TrayBubbleView::AnchorAlignment TrayBackgroundView::GetAnchorAlignment() const {
switch (shelf_alignment_) {
case SHELF_ALIGNMENT_BOTTOM:
return TrayBubbleView::ANCHOR_ALIGNMENT_BOTTOM;
case SHELF_ALIGNMENT_LEFT:
return TrayBubbleView::ANCHOR_ALIGNMENT_LEFT;
case SHELF_ALIGNMENT_RIGHT:
return TrayBubbleView::ANCHOR_ALIGNMENT_RIGHT;
case SHELF_ALIGNMENT_TOP:
return TrayBubbleView::ANCHOR_ALIGNMENT_TOP;
}
NOTREACHED();
return TrayBubbleView::ANCHOR_ALIGNMENT_BOTTOM;
}
void TrayBackgroundView::SetDrawBackgroundAsActive(bool visible) {
draw_background_as_active_ = visible;
if (!background_ || !switches::UseAlternateShelfLayout())
return;
// Do not change gradually, changing color between grey and blue is weird.
if (draw_background_as_active_)
background_->set_color(kTrayBackgroundPressedColor);
else if (hovered_)
background_->set_alpha(kTrayBackgroundHoverAlpha);
else
background_->set_alpha(kTrayBackgroundAlpha);
SchedulePaint();
}
void TrayBackgroundView::UpdateBubbleViewArrow(
views::TrayBubbleView* bubble_view) {
if (switches::UseAlternateShelfLayout())
return;
aura::RootWindow* root_window =
bubble_view->GetWidget()->GetNativeView()->GetRootWindow();
ash::internal::ShelfLayoutManager* shelf =
ShelfLayoutManager::ForLauncher(root_window);
bubble_view->SetArrowPaintType(
(shelf && shelf->IsVisible()) ?
views::BubbleBorder::PAINT_NORMAL :
views::BubbleBorder::PAINT_TRANSPARENT);
}
} // namespace internal
} // namespace ash