From 1d1329af23221be31c244889609415e0fb0b2641 Mon Sep 17 00:00:00 2001
From: wwylele <wwylele@gmail.com>
Date: Fri, 20 Jan 2017 22:46:39 +0200
Subject: HID: use ButtonDevice

---
 src/core/frontend/input.h | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'src/core/frontend/input.h')

diff --git a/src/core/frontend/input.h b/src/core/frontend/input.h
index a0c51df0c..63e64ac67 100644
--- a/src/core/frontend/input.h
+++ b/src/core/frontend/input.h
@@ -94,4 +94,10 @@ std::unique_ptr<InputDeviceType> CreateDevice(const std::string& params) {
     return pair->second->Create(package);
 }
 
+/**
+ * A button device is an input device that returns bool as status.
+ * true for pressed; false for released.
+ */
+using ButtonDevice = InputDevice<bool>;
+
 } // namespace Input
-- 
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