| // Copyright 2014 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/lock_layout_manager.h" |
| |
| #include "ash/shell.h" |
| #include "ash/shell_delegate.h" |
| #include "ash/wm/lock_window_state.h" |
| #include "ash/wm/window_state.h" |
| #include "ash/wm/wm_event.h" |
| #include "ui/aura/window.h" |
| #include "ui/aura/window_observer.h" |
| #include "ui/events/event.h" |
| #include "ui/keyboard/keyboard_controller.h" |
| #include "ui/keyboard/keyboard_util.h" |
| |
| namespace ash { |
| |
| LockLayoutManager::LockLayoutManager(aura::Window* window) |
| : SnapToPixelLayoutManager(window), |
| window_(window), |
| root_window_(window->GetRootWindow()), |
| is_observing_keyboard_(false) { |
| Shell::GetInstance()->delegate()->AddVirtualKeyboardStateObserver(this); |
| root_window_->AddObserver(this); |
| if (keyboard::KeyboardController::GetInstance()) { |
| keyboard::KeyboardController::GetInstance()->AddObserver(this); |
| is_observing_keyboard_ = true; |
| } |
| } |
| |
| LockLayoutManager::~LockLayoutManager() { |
| if (root_window_) |
| root_window_->RemoveObserver(this); |
| |
| for (aura::Window::Windows::const_iterator it = window_->children().begin(); |
| it != window_->children().end(); ++it) { |
| (*it)->RemoveObserver(this); |
| } |
| |
| Shell::GetInstance()->delegate()->RemoveVirtualKeyboardStateObserver(this); |
| |
| if (keyboard::KeyboardController::GetInstance() && is_observing_keyboard_) { |
| keyboard::KeyboardController::GetInstance()->RemoveObserver(this); |
| is_observing_keyboard_ = false; |
| } |
| } |
| |
| void LockLayoutManager::OnWindowResized() { |
| const wm::WMEvent event(wm::WM_EVENT_WORKAREA_BOUNDS_CHANGED); |
| AdjustWindowsForWorkAreaChange(&event); |
| } |
| |
| void LockLayoutManager::OnWindowAddedToLayout(aura::Window* child) { |
| child->AddObserver(this); |
| |
| // LockWindowState replaces default WindowState of a child. |
| wm::WindowState* window_state = LockWindowState::SetLockWindowState(child); |
| wm::WMEvent event(wm::WM_EVENT_ADDED_TO_WORKSPACE); |
| window_state->OnWMEvent(&event); |
| } |
| |
| void LockLayoutManager::OnWillRemoveWindowFromLayout(aura::Window* child) { |
| child->RemoveObserver(this); |
| } |
| |
| void LockLayoutManager::OnWindowRemovedFromLayout(aura::Window* child) { |
| } |
| |
| void LockLayoutManager::OnChildWindowVisibilityChanged(aura::Window* child, |
| bool visible) { |
| } |
| |
| void LockLayoutManager::SetChildBounds(aura::Window* child, |
| const gfx::Rect& requested_bounds) { |
| wm::WindowState* window_state = wm::GetWindowState(child); |
| wm::SetBoundsEvent event(wm::WM_EVENT_SET_BOUNDS, requested_bounds); |
| window_state->OnWMEvent(&event); |
| } |
| |
| void LockLayoutManager::OnWindowHierarchyChanged( |
| const WindowObserver::HierarchyChangeParams& params) { |
| } |
| |
| void LockLayoutManager::OnWindowPropertyChanged(aura::Window* window, |
| const void* key, |
| intptr_t old) { |
| } |
| |
| void LockLayoutManager::OnWindowStackingChanged(aura::Window* window) { |
| } |
| |
| void LockLayoutManager::OnWindowDestroying(aura::Window* window) { |
| window->RemoveObserver(this); |
| if (root_window_ == window) |
| root_window_ = NULL; |
| } |
| |
| void LockLayoutManager::OnWindowBoundsChanged(aura::Window* window, |
| const gfx::Rect& old_bounds, |
| const gfx::Rect& new_bounds) { |
| if (root_window_ == window) { |
| const wm::WMEvent wm_event(wm::WM_EVENT_DISPLAY_BOUNDS_CHANGED); |
| AdjustWindowsForWorkAreaChange(&wm_event); |
| } |
| } |
| |
| void LockLayoutManager::OnVirtualKeyboardStateChanged(bool activated) { |
| if (keyboard::KeyboardController::GetInstance()) { |
| if (activated) { |
| if (!is_observing_keyboard_) { |
| keyboard::KeyboardController::GetInstance()->AddObserver(this); |
| is_observing_keyboard_ = true; |
| } |
| } else { |
| keyboard::KeyboardController::GetInstance()->RemoveObserver(this); |
| is_observing_keyboard_ = false; |
| } |
| } |
| } |
| |
| void LockLayoutManager::OnKeyboardBoundsChanging(const gfx::Rect& new_bounds) { |
| keyboard_bounds_ = new_bounds; |
| OnWindowResized(); |
| } |
| |
| void LockLayoutManager::AdjustWindowsForWorkAreaChange( |
| const wm::WMEvent* event) { |
| DCHECK(event->type() == wm::WM_EVENT_DISPLAY_BOUNDS_CHANGED || |
| event->type() == wm::WM_EVENT_WORKAREA_BOUNDS_CHANGED); |
| |
| for (aura::Window::Windows::const_iterator it = window_->children().begin(); |
| it != window_->children().end(); |
| ++it) { |
| wm::GetWindowState(*it)->OnWMEvent(event); |
| } |
| } |
| |
| } // namespace ash |