| // Copyright 2018 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/wm/overlay_layout_manager.h" |
| |
| #include "ash/wm/window_state.h" |
| #include "ash/wm/wm_event.h" |
| #include "base/logging.h" |
| #include "ui/aura/window.h" |
| #include "ui/display/display.h" |
| #include "ui/display/screen.h" |
| |
| using display::Screen; |
| |
| namespace ash { |
| |
| OverlayLayoutManager::OverlayLayoutManager(aura::Window* overlay_container) |
| : overlay_container_(overlay_container) { |
| DCHECK(overlay_container_); |
| Screen::GetScreen()->AddObserver(this); |
| } |
| |
| OverlayLayoutManager::~OverlayLayoutManager() { |
| Screen::GetScreen()->RemoveObserver(this); |
| } |
| |
| void OverlayLayoutManager::OnDisplayMetricsChanged( |
| const display::Display& display, |
| uint32_t changed_metrics) { |
| if (display.id() != |
| Screen::GetScreen()->GetDisplayNearestWindow(overlay_container_).id()) { |
| // The update wasn't for this container's display. |
| return; |
| } |
| |
| for (aura::Window* child : overlay_container_->children()) { |
| wm::WindowState* window_state = wm::GetWindowState(child); |
| if (window_state->IsFullscreen()) { |
| const wm::WMEvent event(wm::WM_EVENT_WORKAREA_BOUNDS_CHANGED); |
| window_state->OnWMEvent(&event); |
| } |
| } |
| } |
| |
| } // namespace ash |