| // Copyright 2017 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_container.h" |
| |
| #include <utility> |
| |
| #include "ash/shelf/shelf.h" |
| #include "ash/system/tray/tray_constants.h" |
| #include "ui/gfx/geometry/insets.h" |
| #include "ui/views/border.h" |
| #include "ui/views/layout/box_layout.h" |
| |
| namespace ash { |
| |
| TrayContainer::TrayContainer(Shelf* shelf) : shelf_(shelf) { |
| DCHECK(shelf_); |
| |
| UpdateLayout(); |
| } |
| |
| TrayContainer::~TrayContainer() = default; |
| |
| void TrayContainer::UpdateAfterShelfAlignmentChange() { |
| UpdateLayout(); |
| } |
| |
| void TrayContainer::SetMargin(int main_axis_margin, int cross_axis_margin) { |
| main_axis_margin_ = main_axis_margin; |
| cross_axis_margin_ = cross_axis_margin; |
| UpdateLayout(); |
| } |
| |
| void TrayContainer::ChildPreferredSizeChanged(views::View* child) { |
| PreferredSizeChanged(); |
| } |
| |
| void TrayContainer::ChildVisibilityChanged(View* child) { |
| PreferredSizeChanged(); |
| } |
| |
| void TrayContainer::ViewHierarchyChanged( |
| const ViewHierarchyChangedDetails& details) { |
| if (details.parent == this) |
| PreferredSizeChanged(); |
| } |
| |
| void TrayContainer::UpdateLayout() { |
| const bool is_horizontal = shelf_->IsHorizontalAlignment(); |
| |
| // Adjust the size of status tray dark background by adding additional |
| // empty border. |
| views::BoxLayout::Orientation orientation = |
| is_horizontal ? views::BoxLayout::kHorizontal |
| : views::BoxLayout::kVertical; |
| |
| const int hit_region_with_separator = kHitRegionPadding + kSeparatorWidth; |
| gfx::Insets insets( |
| is_horizontal |
| ? gfx::Insets(0, kHitRegionPadding, 0, hit_region_with_separator) |
| : gfx::Insets(kHitRegionPadding, 0, hit_region_with_separator, 0)); |
| if (base::i18n::IsRTL()) |
| insets.Set(insets.top(), insets.right(), insets.bottom(), insets.left()); |
| SetBorder(views::CreateEmptyBorder(insets)); |
| |
| int horizontal_margin = main_axis_margin_; |
| int vertical_margin = cross_axis_margin_; |
| if (!is_horizontal) |
| std::swap(horizontal_margin, vertical_margin); |
| |
| auto layout = std::make_unique<views::BoxLayout>( |
| orientation, gfx::Insets(vertical_margin, horizontal_margin), 0); |
| layout->set_minimum_cross_axis_size(kTrayItemSize); |
| views::View::SetLayoutManager(std::move(layout)); |
| |
| PreferredSizeChanged(); |
| } |
| |
| } // namespace ash |