1// Copyright (c) 2011 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 "content/public/browser/native_web_keyboard_event.h"
6
7#include "base/logging.h"
8#include "content/browser/renderer_host/web_input_event_aura.h"
9#include "ui/events/event.h"
10
11namespace {
12
13// We need to copy |os_event| in NativeWebKeyboardEvent because it is
14// queued in RenderWidgetHost and may be passed and used
15// RenderViewHostDelegate::HandledKeybardEvent after the original aura
16// event is destroyed.
17ui::Event* CopyEvent(ui::Event* event) {
18  return event ? new ui::KeyEvent(*static_cast<ui::KeyEvent*>(event)) : NULL;
19}
20
21int EventFlagsToWebInputEventModifiers(int flags) {
22  return
23      (flags & ui::EF_SHIFT_DOWN ? blink::WebInputEvent::ShiftKey : 0) |
24      (flags & ui::EF_CONTROL_DOWN ? blink::WebInputEvent::ControlKey : 0) |
25      (flags & ui::EF_CAPS_LOCK_DOWN ? blink::WebInputEvent::CapsLockOn : 0) |
26      (flags & ui::EF_ALT_DOWN ? blink::WebInputEvent::AltKey : 0);
27}
28
29}  // namespace
30
31using blink::WebKeyboardEvent;
32
33namespace content {
34
35NativeWebKeyboardEvent::NativeWebKeyboardEvent()
36    : os_event(NULL),
37      skip_in_browser(false),
38      match_edit_command(false) {
39}
40
41NativeWebKeyboardEvent::NativeWebKeyboardEvent(gfx::NativeEvent native_event)
42    : WebKeyboardEvent(MakeWebKeyboardEvent(
43          static_cast<ui::KeyEvent*>(native_event))),
44      os_event(CopyEvent(native_event)),
45      skip_in_browser(false),
46      match_edit_command(false) {
47}
48
49NativeWebKeyboardEvent::NativeWebKeyboardEvent(
50    const NativeWebKeyboardEvent& other)
51    : WebKeyboardEvent(other),
52      os_event(CopyEvent(other.os_event)),
53      skip_in_browser(other.skip_in_browser),
54      match_edit_command(false) {
55}
56
57NativeWebKeyboardEvent::NativeWebKeyboardEvent(
58    ui::EventType key_event_type,
59    bool is_char,
60    wchar_t character,
61    int state,
62    double time_stamp_seconds)
63    : os_event(NULL),
64      skip_in_browser(false),
65      match_edit_command(false) {
66  switch (key_event_type) {
67    case ui::ET_KEY_PRESSED:
68      type = is_char ? blink::WebInputEvent::Char :
69          blink::WebInputEvent::RawKeyDown;
70      break;
71    case ui::ET_KEY_RELEASED:
72      type = blink::WebInputEvent::KeyUp;
73      break;
74    default:
75      NOTREACHED();
76  }
77
78  modifiers = EventFlagsToWebInputEventModifiers(state);
79  timeStampSeconds = time_stamp_seconds;
80  windowsKeyCode = character;
81  nativeKeyCode = character;
82  text[0] = character;
83  unmodifiedText[0] = character;
84  isSystemKey =
85      (state & ui::EF_ALT_DOWN) != 0 && (state & ui::EF_ALTGR_DOWN) == 0;
86  setKeyIdentifierFromWindowsKeyCode();
87}
88
89NativeWebKeyboardEvent& NativeWebKeyboardEvent::operator=(
90    const NativeWebKeyboardEvent& other) {
91  WebKeyboardEvent::operator=(other);
92  delete os_event;
93  os_event = CopyEvent(other.os_event);
94  skip_in_browser = other.skip_in_browser;
95  match_edit_command = other.match_edit_command;
96  return *this;
97}
98
99NativeWebKeyboardEvent::~NativeWebKeyboardEvent() {
100  delete os_event;
101}
102
103}  // namespace content
104