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// Copyright 2018 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "ash/shelf/shelf_bubble.h"
#include <memory>
#include "ash/public/cpp/shell_window_ids.h"
#include "ui/accessibility/ax_enums.mojom.h"
#include "ui/aura/window.h"
#include "ui/base/metadata/metadata_header_macros.h"
#include "ui/base/metadata/metadata_impl_macros.h"
#include "ui/views/bubble/bubble_frame_view.h"
namespace {
class ShelfTooltipBubbleFrameView : public views::BubbleFrameView {
public:
METADATA_HEADER(ShelfTooltipBubbleFrameView);
ShelfTooltipBubbleFrameView()
: BubbleFrameView(gfx::Insets(), gfx::Insets()) {}
ShelfTooltipBubbleFrameView(const ShelfTooltipBubbleFrameView&) = delete;
ShelfTooltipBubbleFrameView& operator=(const ShelfTooltipBubbleFrameView&) =
delete;
~ShelfTooltipBubbleFrameView() override = default;
private:
// views::BubbleFrameView:
gfx::Rect GetAvailableScreenBounds(const gfx::Rect& rect) const override {
return display::Screen::GetScreen()
->GetDisplayNearestPoint(rect.CenterPoint())
.bounds();
}
};
BEGIN_METADATA(ShelfTooltipBubbleFrameView, BubbleFrameView)
END_METADATA
views::BubbleBorder::Arrow GetArrow(ash::ShelfAlignment alignment) {
switch (alignment) {
case ash::ShelfAlignment::kBottom:
case ash::ShelfAlignment::kBottomLocked:
return views::BubbleBorder::BOTTOM_CENTER;
case ash::ShelfAlignment::kLeft:
return views::BubbleBorder::LEFT_CENTER;
case ash::ShelfAlignment::kRight:
return views::BubbleBorder::RIGHT_CENTER;
}
return views::BubbleBorder::Arrow::NONE;
}
} // namespace
namespace ash {
ShelfBubble::ShelfBubble(
views::View* anchor,
ShelfAlignment alignment,
bool for_tooltip,
absl::optional<views::BubbleBorder::Arrow> arrow_position)
: views::BubbleDialogDelegateView(
anchor,
arrow_position.value_or(GetArrow(alignment))),
for_tooltip_(for_tooltip),
background_animator_(
/* Don't pass the Shelf so the translucent color is always used. */
nullptr,
Shell::Get()->wallpaper_controller()) {
// Bubbles that use transparent colors should not paint their ClientViews to a
// layer as doing so could result in visual artifacts.
SetPaintClientToLayer(false);
SetButtons(ui::DIALOG_BUTTON_NONE);
background_animator_.Init(ShelfBackgroundType::kDefaultBg);
background_animator_.AddObserver(this);
// Place the bubble in the same display as the anchor.
set_parent_window(
anchor_widget()->GetNativeWindow()->GetRootWindow()->GetChildById(
kShellWindowId_SettingBubbleContainer));
// We override the role because the base class sets it to alert dialog,
// which results in each tooltip title being announced twice on screen
// readers each time it is shown.
SetAccessibleWindowRole(ax::mojom::Role::kDialog);
}
ShelfBubble::~ShelfBubble() {
background_animator_.RemoveObserver(this);
}
void ShelfBubble::CreateBubble() {
// Actually create the bubble.
views::BubbleDialogDelegateView::CreateBubble(this);
// Settings that should only be changed just after bubble creation.
GetBubbleFrameView()->SetCornerRadius(border_radius_);
GetBubbleFrameView()->SetBackgroundColor(color());
}
void ShelfBubble::UpdateShelfBackground(SkColor color) {
set_color(color);
}
std::unique_ptr<views::NonClientFrameView>
ShelfBubble::CreateNonClientFrameView(views::Widget* widget) {
auto frame = for_tooltip_
? std::make_unique<ShelfTooltipBubbleFrameView>()
: BubbleDialogDelegateView::CreateNonClientFrameView(widget);
auto* frame_ptr = static_cast<views::BubbleFrameView*>(frame.get());
frame_ptr->set_use_anchor_window_bounds(false);
auto border = std::make_unique<views::BubbleBorder>(arrow(), GetShadow());
border->SetColor(color());
frame_ptr->SetBubbleBorder(std::move(border));
return frame;
}
} // namespace ash
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