Adds ozone support for ime keyboard.

chromeos/ime/ime_keyboard.cc

Index: chromeos/ime/ime_keyboard.cc
diff --git a/chromeos/ime/ime_keyboard.cc b/chromeos/ime/ime_keyboard.cc
new file mode 100644
index 0000000000000000000000000000000000000000..0fa46f22da4b7f69d4e3ca4f4511f8b6325f62ef
--- /dev/null
+++ b/chromeos/ime/ime_keyboard.cc
@@ -0,0 +1,105 @@
+// Copyright 2014 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 "chromeos/ime/ime_keyboard.h"
+
+namespace chromeos {
+namespace input_method {
+namespace {
+
+const char *kISOLevel5ShiftLayoutIds[] = {
+  "ca(multix)",
+  "de(neo)",
+};
+
+const char *kAltGrLayoutIds[] = {
+  "be",
+  "be",
+  "be",
+  "bg",
+  "bg(phonetic)",
+  "br",
+  "ca",
+  "ca(eng)",
+  "ca(multix)",
+  "ch",
+  "ch(fr)",
+  "cz",
+  "de",
+  "de(neo)",
+  "dk",
+  "ee",
+  "es",
+  "es(cat)",
+  "fi",
+  "fr",
+  "gb(dvorak)",
+  "gb(extd)",
+  "gr",
+  "hr",
+  "il",
+  "it",
+  "latam",
+  "lt",
+  "no",
+  "pl",
+  "pt",
+  "ro",
+  "se",
+  "si",
+  "sk",
+  "tr",
+  "ua",
+  "us(altgr-intl)",
+  "us(intl)",
+};
+
+ImeKeyboard::ImeKeyboard()
+    : caps_lock_is_enabled_(false) {
+}
+
+ImeKeyboard::~ImeKeyboard() {
+}
+
+void ImeKeyboard::AddObserver(Observer* observer) {
+  observers_.AddObserver(observer);
+}
+
+void ImeKeyboard::RemoveObserver(Observer* observer) {
+  observers_.RemoveObserver(observer);
+}
+
+void ImeKeyboard::SetCapsLockEnabled(bool enable_caps_lock) {
+  bool old_state = caps_lock_is_enabled_;
+  caps_lock_is_enabled_ = enable_caps_lock;
+  if (old_state != enable_caps_lock) {
+    FOR_EACH_OBSERVER(ImeKeyboard::Observer, observers_,
+                      OnCapsLockChanged(enable_caps_lock));
+  }
+}
+
+bool ImeKeyboard::CapsLockIsEnabled() {
+  return caps_lock_is_enabled_;
+}
+
+bool ImeKeyboard::IsISOLevel5ShiftAvailable() {
+  for (size_t i = 0; i < arraysize(kISOLevel5ShiftLayoutIds); ++i) {
+    if (last_layout_ == kISOLevel5ShiftLayoutIds[i])
+      return true;
+  }
+  return false;
+}
+
+bool ImeKeyboard::IsAltGrAvailable() {
+  for (size_t i = 0; i < arraysize(kAltGrLayoutIds); ++i) {
+    if (last_layout_ == kAltGrLayoutIds[i])
+      return true;
+  }
+  return false;
+}
+
+} // namespace
+
+}  // namespace input_method
+}  // namespace chromeos