Index: ui/events/ozone/layout/keyboard_layout_engine_manager.cc |
diff --git a/ui/events/ozone/layout/keyboard_layout_engine_manager.cc b/ui/events/ozone/layout/keyboard_layout_engine_manager.cc |
new file mode 100644 |
index 0000000000000000000000000000000000000000..95f63f4bb10828312d67809704af3f155fdab684 |
--- /dev/null |
+++ b/ui/events/ozone/layout/keyboard_layout_engine_manager.cc |
@@ -0,0 +1,41 @@ |
+// 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 "ui/events/ozone/layout/keyboard_layout_engine_manager.h" |
+ |
+#include "base/logging.h" |
+#include "ui/events/ozone/layout/stub/stub_keyboard_layout_engine.h" |
+ |
+namespace ui { |
+ |
+// static |
+KeyboardLayoutEngineManager* KeyboardLayoutEngineManager::instance_ = nullptr; |
+ |
+KeyboardLayoutEngineManager::KeyboardLayoutEngineManager( |
+ KeyboardLayoutEngine* engine) |
+ : keyboard_layout_engine_(engine) { |
+ CHECK(!instance_) << "Only one platform event source can be created."; |
spang
2014/12/02 18:38:26
forgot to update the message
kpschoedel
2014/12/02 19:34:20
Done.
|
+ instance_ = this; |
+} |
+ |
+KeyboardLayoutEngineManager::~KeyboardLayoutEngineManager() { |
+ CHECK_EQ(this, instance_); |
+ instance_ = NULL; |
+} |
+ |
+void KeyboardLayoutEngineManager::SetKeyboardLayoutEngine( |
+ scoped_ptr<KeyboardLayoutEngine> engine) { |
+ if (instance_) |
+ instance_->keyboard_layout_engine_.reset(engine.release()); |
+ else |
+ new KeyboardLayoutEngineManager(engine.release()); |
+} |
+ |
+KeyboardLayoutEngine* KeyboardLayoutEngineManager::GetKeyboardLayoutEngine() { |
+ if (!instance_) |
spang
2014/12/02 18:38:26
Why do we need to lazily construct this? Is there
kpschoedel
2014/12/02 19:34:20
Yes, all the tests that think they can get away wi
spang
2014/12/02 20:27:59
maybe TODO(): Fix tests that depend on layout engi
kpschoedel
2014/12/02 21:52:34
Done.
|
+ new KeyboardLayoutEngineManager(new StubKeyboardLayoutEngine()); |
+ return instance_->keyboard_layout_engine_.get(); |
+} |
+ |
+} // namespace ui |