| // 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/lock_screen_action/lock_screen_action_background_controller_impl.h" |
| |
| #include "ash/lock_screen_action/lock_screen_action_background_view.h" |
| #include "base/bind.h" |
| #include "ui/aura/window.h" |
| |
| namespace ash { |
| |
| namespace { |
| |
| constexpr char kLockScreenActionBackgroundWidgetName[] = |
| "LockScreenActionBackground"; |
| |
| } // namespace |
| |
| LockScreenActionBackgroundControllerImpl:: |
| LockScreenActionBackgroundControllerImpl() = default; |
| |
| LockScreenActionBackgroundControllerImpl:: |
| ~LockScreenActionBackgroundControllerImpl() { |
| if (background_widget_ && !background_widget_->IsClosed()) |
| background_widget_->Close(); |
| } |
| |
| bool LockScreenActionBackgroundControllerImpl::IsBackgroundWindow( |
| aura::Window* window) const { |
| return window->GetName() == kLockScreenActionBackgroundWidgetName; |
| } |
| |
| bool LockScreenActionBackgroundControllerImpl::ShowBackground() { |
| if (state() == LockScreenActionBackgroundState::kShown || |
| state() == LockScreenActionBackgroundState::kShowing) { |
| return false; |
| } |
| |
| if (!parent_window_) |
| return false; |
| |
| if (!background_widget_) |
| background_widget_ = CreateWidget(); |
| |
| UpdateState(LockScreenActionBackgroundState::kShowing); |
| |
| background_widget_->Show(); |
| |
| contents_view_->AnimateShow(base::BindOnce( |
| &LockScreenActionBackgroundControllerImpl::OnBackgroundShown, |
| weak_ptr_factory_.GetWeakPtr())); |
| |
| return true; |
| } |
| |
| bool LockScreenActionBackgroundControllerImpl::HideBackgroundImmediately() { |
| if (state() == LockScreenActionBackgroundState::kHidden) |
| return false; |
| |
| UpdateState(LockScreenActionBackgroundState::kHidden); |
| |
| background_widget_->Hide(); |
| return true; |
| } |
| |
| bool LockScreenActionBackgroundControllerImpl::HideBackground() { |
| if (state() == LockScreenActionBackgroundState::kHidden || |
| state() == LockScreenActionBackgroundState::kHiding) { |
| return false; |
| } |
| |
| DCHECK(background_widget_); |
| |
| UpdateState(LockScreenActionBackgroundState::kHiding); |
| |
| contents_view_->AnimateHide(base::BindOnce( |
| &LockScreenActionBackgroundControllerImpl::OnBackgroundHidden, |
| weak_ptr_factory_.GetWeakPtr())); |
| |
| return true; |
| } |
| |
| void LockScreenActionBackgroundControllerImpl::OnWidgetDestroyed( |
| views::Widget* widget) { |
| if (widget != background_widget_) |
| return; |
| widget_observer_.Remove(widget); |
| |
| background_widget_ = nullptr; |
| contents_view_ = nullptr; |
| |
| UpdateState(LockScreenActionBackgroundState::kHidden); |
| } |
| |
| views::Widget* LockScreenActionBackgroundControllerImpl::CreateWidget() { |
| // Passed to the widget as its delegate. |
| contents_view_ = new LockScreenActionBackgroundView(); |
| |
| views::Widget::InitParams params( |
| views::Widget::InitParams::TYPE_WINDOW_FRAMELESS); |
| params.opacity = views::Widget::InitParams::WindowOpacity::kTranslucent; |
| params.name = kLockScreenActionBackgroundWidgetName; |
| params.parent = parent_window_; |
| params.delegate = contents_view_; |
| |
| views::Widget* widget = new views::Widget(); |
| widget->Init(std::move(params)); |
| widget->SetVisibilityChangedAnimationsEnabled(false); |
| widget_observer_.Add(widget); |
| |
| return widget; |
| } |
| |
| void LockScreenActionBackgroundControllerImpl::OnBackgroundShown() { |
| if (state() != LockScreenActionBackgroundState::kShowing) |
| return; |
| |
| UpdateState(LockScreenActionBackgroundState::kShown); |
| } |
| |
| void LockScreenActionBackgroundControllerImpl::OnBackgroundHidden() { |
| if (state() != LockScreenActionBackgroundState::kHiding) |
| return; |
| |
| background_widget_->Hide(); |
| |
| UpdateState(LockScreenActionBackgroundState::kHidden); |
| } |
| |
| } // namespace ash |