1 files changed, 42 insertions, 0 deletions
diff --git a/ui/events/win/system_event_state_lookup.h b/ui/events/win/system_event_state_lookup.h
new file mode 100644
index 0000000..e7ca6ba
--- /dev/null
+++ b/ui/events/win/system_event_state_lookup.h
@@ -0,0 +1,42 @@
+// Copyright (c) 2015 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.
+
+#ifndef UI_EVENTS_WIN_SYSTEM_EVENT_STATE_LOOKUP_H_
+#define UI_EVENTS_WIN_SYSTEM_EVENT_STATE_LOOKUP_H_
+
+#include "ui/events/events_export.h"
+
+namespace ui {
+namespace win {
+
+// Returns true if the shift key is currently pressed.
+EVENTS_EXPORT bool IsShiftPressed();
+
+// Returns true if the ctrl key is currently pressed.
+EVENTS_EXPORT bool IsCtrlPressed();
+
+// Returns true if the alt key is currently pressed.
+EVENTS_EXPORT bool IsAltPressed();
+
+// Returns true if the altgr key is currently pressed.
+// Windows does not have specific key code and modifier bit and Alt+Ctrl key is
+// used as AltGr key in Windows.
+EVENTS_EXPORT bool IsAltGrPressed();
+
+// Returns true if the Windows key is currently pressed.
+EVENTS_EXPORT bool IsWindowsKeyPressed();
+
+// Returns true if the caps lock state is on.
+EVENTS_EXPORT bool IsCapsLockOn();
+
+// Returns true if the num lock state is on.
+EVENTS_EXPORT bool IsNumLockOn();
+
+// Returns true if the scroll lock state is on.
+EVENTS_EXPORT bool IsScrollLockOn();
+
+}  // namespace win
+}  // namespace ui
+
+#endif  // UI_EVENTS_WIN_SYSTEM_EVENT_STATE_LOOKUP_H_