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Side by Side Diff: ash/accelerators/magnifier_key_scroller.cc

Issue 2095193002: clang-format all of //ash (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: Created 4 years, 6 months ago
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1 // Copyright 2014 The Chromium Authors. All rights reserved. 1 // Copyright 2014 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #include "ash/accelerators/magnifier_key_scroller.h" 5 #include "ash/accelerators/magnifier_key_scroller.h"
6 6
7 #include <utility> 7 #include <utility>
8 8
9 #include "ash/accelerators/key_hold_detector.h" 9 #include "ash/accelerators/key_hold_detector.h"
10 #include "ash/common/ash_switches.h" 10 #include "ash/common/ash_switches.h"
11 #include "ash/magnifier/magnification_controller.h" 11 #include "ash/magnifier/magnification_controller.h"
12 #include "ash/shell.h" 12 #include "ash/shell.h"
13 #include "base/command_line.h" 13 #include "base/command_line.h"
14 #include "ui/events/event.h" 14 #include "ui/events/event.h"
15 15
16 namespace ash { 16 namespace ash {
17 namespace { 17 namespace {
18 bool magnifier_key_scroller_enabled = false; 18 bool magnifier_key_scroller_enabled = false;
19 } 19 }
20 20
21 // static 21 // static
22 bool MagnifierKeyScroller::IsEnabled() { 22 bool MagnifierKeyScroller::IsEnabled() {
23 bool has_switch = false; 23 bool has_switch = false;
24 #if defined(OS_CHROMEOS) 24 #if defined(OS_CHROMEOS)
25 has_switch = base::CommandLine::ForCurrentProcess()->HasSwitch( 25 has_switch = base::CommandLine::ForCurrentProcess()->HasSwitch(
26 switches::kAshEnableMagnifierKeyScroller); 26 switches::kAshEnableMagnifierKeyScroller);
27 #endif 27 #endif
28 28
29 return (magnifier_key_scroller_enabled || has_switch) && 29 return (magnifier_key_scroller_enabled || has_switch) &&
30 ash::Shell::GetInstance()->magnification_controller()->IsEnabled(); 30 ash::Shell::GetInstance()->magnification_controller()->IsEnabled();
31 } 31 }
32 32
33 // static 33 // static
34 void MagnifierKeyScroller::SetEnabled(bool enabled) { 34 void MagnifierKeyScroller::SetEnabled(bool enabled) {
35 magnifier_key_scroller_enabled = enabled; 35 magnifier_key_scroller_enabled = enabled;
36 } 36 }
37 37
38 // static 38 // static
39 std::unique_ptr<ui::EventHandler> MagnifierKeyScroller::CreateHandler() { 39 std::unique_ptr<ui::EventHandler> MagnifierKeyScroller::CreateHandler() {
40 std::unique_ptr<KeyHoldDetector::Delegate> delegate( 40 std::unique_ptr<KeyHoldDetector::Delegate> delegate(
41 new MagnifierKeyScroller()); 41 new MagnifierKeyScroller());
42 return std::unique_ptr<ui::EventHandler>( 42 return std::unique_ptr<ui::EventHandler>(
43 new KeyHoldDetector(std::move(delegate))); 43 new KeyHoldDetector(std::move(delegate)));
44 } 44 }
45 45
46 bool MagnifierKeyScroller::ShouldProcessEvent(const ui::KeyEvent* event) const { 46 bool MagnifierKeyScroller::ShouldProcessEvent(const ui::KeyEvent* event) const {
47 return IsEnabled() && 47 return IsEnabled() && (event->key_code() == ui::VKEY_UP ||
48 (event->key_code() == ui::VKEY_UP || 48 event->key_code() == ui::VKEY_DOWN ||
49 event->key_code() == ui::VKEY_DOWN || 49 event->key_code() == ui::VKEY_LEFT ||
50 event->key_code() == ui::VKEY_LEFT || 50 event->key_code() == ui::VKEY_RIGHT);
51 event->key_code() == ui::VKEY_RIGHT);
52 } 51 }
53 52
54 bool MagnifierKeyScroller::IsStartEvent(const ui::KeyEvent* event) const { 53 bool MagnifierKeyScroller::IsStartEvent(const ui::KeyEvent* event) const {
55 return event->type() == ui::ET_KEY_PRESSED && 54 return event->type() == ui::ET_KEY_PRESSED &&
56 event->flags() & ui::EF_SHIFT_DOWN; 55 event->flags() & ui::EF_SHIFT_DOWN;
57 } 56 }
58 57
59 bool MagnifierKeyScroller::ShouldStopEventPropagation() const { 58 bool MagnifierKeyScroller::ShouldStopEventPropagation() const {
60 return true; 59 return true;
61 } 60 }
62 61
63 void MagnifierKeyScroller::OnKeyHold(const ui::KeyEvent* event) { 62 void MagnifierKeyScroller::OnKeyHold(const ui::KeyEvent* event) {
64 MagnificationController* controller = 63 MagnificationController* controller =
65 Shell::GetInstance()->magnification_controller(); 64 Shell::GetInstance()->magnification_controller();
66 switch (event->key_code()) { 65 switch (event->key_code()) {
(...skipping 18 matching lines...) Expand all
85 MagnificationController* controller = 84 MagnificationController* controller =
86 Shell::GetInstance()->magnification_controller(); 85 Shell::GetInstance()->magnification_controller();
87 controller->SetScrollDirection(MagnificationController::SCROLL_NONE); 86 controller->SetScrollDirection(MagnificationController::SCROLL_NONE);
88 } 87 }
89 88
90 MagnifierKeyScroller::MagnifierKeyScroller() {} 89 MagnifierKeyScroller::MagnifierKeyScroller() {}
91 90
92 MagnifierKeyScroller::~MagnifierKeyScroller() {} 91 MagnifierKeyScroller::~MagnifierKeyScroller() {}
93 92
94 } // namespace ash 93 } // namespace ash
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