1 // Copyright 2018 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4 
5 #include "ash/system/model/virtual_keyboard_model.h"
6 
7 namespace ash {
8 
9 VirtualKeyboardModel::VirtualKeyboardModel() = default;
10 VirtualKeyboardModel::~VirtualKeyboardModel() = default;
11 
AddObserver(VirtualKeyboardModel::Observer * observer)12 void VirtualKeyboardModel::AddObserver(
13     VirtualKeyboardModel::Observer* observer) {
14   observers_.AddObserver(observer);
15 }
16 
RemoveObserver(VirtualKeyboardModel::Observer * observer)17 void VirtualKeyboardModel::RemoveObserver(
18     VirtualKeyboardModel::Observer* observer) {
19   observers_.RemoveObserver(observer);
20 }
21 
SetInputMethodBoundsTrackerObserver(ArcInputMethodBoundsTracker * input_method_bounds_tracker)22 void VirtualKeyboardModel::SetInputMethodBoundsTrackerObserver(
23     ArcInputMethodBoundsTracker* input_method_bounds_tracker) {
24   DCHECK(input_method_bounds_tracker);
25   input_method_bounds_tracker->AddObserver(this);
26 }
27 
RemoveInputMethodBoundsTrackerObserver(ArcInputMethodBoundsTracker * input_method_bounds_tracker)28 void VirtualKeyboardModel::RemoveInputMethodBoundsTrackerObserver(
29     ArcInputMethodBoundsTracker* input_method_bounds_tracker) {
30   DCHECK(input_method_bounds_tracker);
31   input_method_bounds_tracker->RemoveObserver(this);
32 }
33 
OnArcInputMethodBoundsChanged(const gfx::Rect & bounds)34 void VirtualKeyboardModel::OnArcInputMethodBoundsChanged(
35     const gfx::Rect& bounds) {
36   arc_keyboard_bounds_ = bounds;
37   const bool new_visible = !bounds.IsEmpty();
38   if (visible_ == new_visible)
39     return;
40   visible_ = new_visible;
41   NotifyChanged();
42 }
43 
NotifyChanged()44 void VirtualKeyboardModel::NotifyChanged() {
45   for (auto& observer : observers_)
46     observer.OnVirtualKeyboardVisibilityChanged();
47 }
48 
49 }  // namespace ash
50