| // Copyright 2013 The Chromium Authors |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "ui/views/bubble/info_bubble.h" |
| |
| #include <memory> |
| #include <utility> |
| |
| #include "ui/base/metadata/metadata_impl_macros.h" |
| #include "ui/gfx/geometry/point.h" |
| #include "ui/gfx/geometry/rect.h" |
| #include "ui/gfx/geometry/size.h" |
| #include "ui/views/bubble/bubble_border.h" |
| #include "ui/views/bubble/bubble_frame_view.h" |
| #include "ui/views/controls/label.h" |
| #include "ui/views/layout/fill_layout.h" |
| #include "ui/views/layout/layout_provider.h" |
| #include "ui/views/widget/widget.h" |
| |
| namespace views { |
| |
| namespace { |
| |
| // The visible width of bubble borders (differs from the actual width) in px. |
| constexpr int kBubbleBorderVisibleWidth = 1; |
| |
| } // namespace |
| |
| class InfoBubbleFrame : public BubbleFrameView { |
| public: |
| explicit InfoBubbleFrame(const gfx::Insets& content_margins) |
| : BubbleFrameView(gfx::Insets(), content_margins) {} |
| |
| InfoBubbleFrame(const InfoBubbleFrame&) = delete; |
| InfoBubbleFrame& operator=(const InfoBubbleFrame&) = delete; |
| |
| ~InfoBubbleFrame() override = default; |
| |
| gfx::Rect GetAvailableScreenBounds(const gfx::Rect& rect) const override { |
| return available_bounds_; |
| } |
| |
| void set_available_bounds(const gfx::Rect& available_bounds) { |
| available_bounds_ = available_bounds; |
| } |
| |
| private: |
| // Bounds that this frame should try to keep bubbles within (screen coords). |
| gfx::Rect available_bounds_; |
| }; |
| |
| InfoBubble::InfoBubble(View* anchor, |
| BubbleBorder::Arrow arrow, |
| const std::u16string& message) |
| : BubbleDialogDelegateView(anchor, |
| arrow, |
| views::BubbleBorder::DIALOG_SHADOW, |
| true) { |
| DialogDelegate::SetButtons(ui::DIALOG_BUTTON_NONE); |
| |
| set_margins(LayoutProvider::Get()->GetInsetsMetric( |
| InsetsMetric::INSETS_TOOLTIP_BUBBLE)); |
| SetCanActivate(false); |
| SetAccessibleWindowRole(ax::mojom::Role::kAlertDialog); |
| // TODO(pbos): This hacks around a bug where focus order in the parent dialog |
| // breaks because it tries to focus InfoBubble without anything focusable in |
| // it. FocusSearch should handle this case and this should be removable. |
| set_focus_traversable_from_anchor_view(false); |
| |
| SetLayoutManager(std::make_unique<FillLayout>()); |
| label_ = AddChildView(std::make_unique<Label>(message)); |
| label_->SetHorizontalAlignment(gfx::ALIGN_LEFT); |
| label_->SetMultiLine(true); |
| } |
| |
| InfoBubble::~InfoBubble() = default; |
| |
| void InfoBubble::Show() { |
| BubbleDialogDelegateView::CreateBubble(this); |
| |
| UpdatePosition(); |
| } |
| |
| void InfoBubble::Hide() { |
| Widget* widget = GetWidget(); |
| if (widget && !widget->IsClosed()) |
| widget->Close(); |
| } |
| |
| std::unique_ptr<NonClientFrameView> InfoBubble::CreateNonClientFrameView( |
| Widget* widget) { |
| DCHECK(!frame_); |
| auto frame = std::make_unique<InfoBubbleFrame>(margins()); |
| frame->set_available_bounds(anchor_widget()->GetWindowBoundsInScreen()); |
| auto border = std::make_unique<BubbleBorder>(arrow(), GetShadow()); |
| border->SetColor(color()); |
| frame->SetBubbleBorder(std::move(border)); |
| frame_ = frame.get(); |
| return frame; |
| } |
| |
| gfx::Size InfoBubble::CalculatePreferredSize( |
| const SizeBounds& available_size) const { |
| if (preferred_width_ == 0) |
| return BubbleDialogDelegateView::CalculatePreferredSize(available_size); |
| |
| int pref_width = preferred_width_; |
| pref_width -= frame_->GetInsets().width(); |
| pref_width -= 2 * kBubbleBorderVisibleWidth; |
| return gfx::Size(pref_width, GetLayoutManager()->GetPreferredHeightForWidth( |
| this, pref_width)); |
| } |
| |
| void InfoBubble::OnWidgetBoundsChanged(Widget* widget, |
| const gfx::Rect& new_bounds) { |
| BubbleDialogDelegateView::OnWidgetBoundsChanged(widget, new_bounds); |
| if (anchor_widget() == widget) |
| frame_->set_available_bounds(widget->GetWindowBoundsInScreen()); |
| } |
| |
| void InfoBubble::UpdatePosition() { |
| Widget* const widget = GetWidget(); |
| if (!widget) |
| return; |
| |
| if (anchor_widget()->IsVisible() && |
| !GetAnchorView()->GetVisibleBounds().IsEmpty()) { |
| widget->SetVisibilityChangedAnimationsEnabled(true); |
| widget->ShowInactive(); |
| } else { |
| widget->SetVisibilityChangedAnimationsEnabled(false); |
| widget->Hide(); |
| } |
| } |
| |
| BEGIN_METADATA(InfoBubble) |
| END_METADATA |
| |
| } // namespace views |