From 64834d517d243b2a7672080453324bf8872ed60d Mon Sep 17 00:00:00 2001
From: Ed Rogalsky <ed.rogalsky@googlemail.com>
Date: Mon, 3 Mar 2014 22:55:20 +0100
Subject: [PATCH] jogshuttle: keys count method added to jogshuttle

---
 src/jogshuttle.cpp | 13 +++++++++++++
 src/jogshuttle.h   |  1 +
 2 files changed, 14 insertions(+)

diff --git a/src/jogshuttle.cpp b/src/jogshuttle.cpp
index 4506985e..a0050809 100644
--- a/src/jogshuttle.cpp
+++ b/src/jogshuttle.cpp
@@ -420,6 +420,19 @@ DeviceMap JogShuttle::enumerateDevices(const QString& devPath)
     return devs;
 }
 
+int JogShuttle::keysCount(const QString& devPath)
+{
+    struct media_ctrl mc;
+    int keysCount = 0;
+
+    QString fileLink = enumerateDevice(devPath);
+    media_ctrl_open2(&mc, (char*)fileLink.toUtf8().data());
+    if (mc.fd > 0 && mc.device) {
+        keysCount = media_ctrl_get_keys_count(&mc);
+    }
+
+    return keysCount;
+}
 
 // #include "jogshuttle.moc"
 
diff --git a/src/jogshuttle.h b/src/jogshuttle.h
index dbcd179e..2533dcd4 100644
--- a/src/jogshuttle.h
+++ b/src/jogshuttle.h
@@ -70,6 +70,7 @@ public:
     void initDevice(const QString &device);
     static QString enumerateDevice(const QString& device);
     static DeviceMap enumerateDevices(const QString& devPath);
+    static int keysCount(const QString& devPath);
 
 protected:
     virtual void customEvent(QEvent * e);
-- 
2.39.2