12345678910111213141516171819202122232425262728293031323334 |
- // 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/ime/mode_indicator_observer.h"
- #include "ui/views/widget/widget.h"
- namespace ash {
- ModeIndicatorObserver::ModeIndicatorObserver() : active_widget_(nullptr) {}
- ModeIndicatorObserver::~ModeIndicatorObserver() {
- if (active_widget_)
- active_widget_->RemoveObserver(this);
- CHECK(!IsInObserverList());
- }
- void ModeIndicatorObserver::AddModeIndicatorWidget(views::Widget* widget) {
- // If other active mode indicator widget is shown, close it immediately
- // without fading animation. Then store this widget as the active widget.
- DCHECK(widget);
- if (active_widget_)
- active_widget_->Close();
- active_widget_ = widget;
- widget->AddObserver(this);
- }
- void ModeIndicatorObserver::OnWidgetDestroying(views::Widget* widget) {
- if (widget == active_widget_)
- active_widget_ = nullptr;
- }
- } // namespace ash
|