From 62bc6c1fb14238558d78093fe6544729c69e57d6 Mon Sep 17 00:00:00 2001
From: Matej Sekoranja <unknown>
Date: Fri, 22 Aug 2014 22:22:38 +0200
Subject: [PATCH] PVControl::minStep implemented

---
 src/property/control.h     |  2 +-
 src/property/pvControl.cpp | 12 ++++++++++--
 src/property/pvControl.h   |  1 +
 3 files changed, 12 insertions(+), 3 deletions(-)

diff --git a/src/property/control.h b/src/property/control.h
index 63149ec..a906988 100644
--- a/src/property/control.h
+++ b/src/property/control.h
@@ -16,7 +16,7 @@ namespace epics { namespace pvData {
 
 class epicsShareClass Control {
 public:
-    Control() : low(0.0), high(0.0) {}
+    Control() : low(0.0), high(0.0), minStep(0.0) {}
     //default constructors and destructor are OK
     double getLow() const {return low;}
     double getHigh() const {return high;}
diff --git a/src/property/pvControl.cpp b/src/property/pvControl.cpp
index f0390df..9de5195 100644
--- a/src/property/pvControl.cpp
+++ b/src/property/pvControl.cpp
@@ -30,11 +30,17 @@ bool PVControl::attach(PVFieldPtr const & pvField)
     PVStructurePtr pvStructure = static_pointer_cast<PVStructure>(pvField);
     pvLow = pvStructure->getDoubleField("limitLow");
     if(pvLow.get()==NULL) return false;
-    pvHigh = pvStructure->getDoubleField(string("limitHigh"));
+    pvHigh = pvStructure->getDoubleField("limitHigh");
     if(pvHigh.get()==NULL) {
         pvLow.reset();
         return false;
     }
+    pvMinStep = pvStructure->getDoubleField("minStep");
+    if(pvMinStep.get()==NULL) {
+        pvLow.reset();
+        pvHigh.reset();
+        return false;
+    }
     return true;
 }
 
@@ -56,6 +62,7 @@ void PVControl::get(Control &control) const
     }
     control.setLow(pvLow->get());
     control.setHigh(pvHigh->get());
+    control.setMinStep(pvMinStep->get());
 }
 
 bool PVControl::set(Control const & control)
@@ -63,9 +70,10 @@ bool PVControl::set(Control const & control)
     if(pvLow.get()==NULL) {
         throw std::logic_error(notAttached);
     }
-    if(pvLow->isImmutable() || pvHigh->isImmutable()) return false;
+    if(pvLow->isImmutable() || pvHigh->isImmutable() || pvMinStep->isImmutable()) return false;
     pvLow->put(control.getLow());
     pvHigh->put(control.getHigh());
+    pvMinStep->put(control.getMinStep());
     return true;
 }
 
diff --git a/src/property/pvControl.h b/src/property/pvControl.h
index a091b4f..0a64d3a 100644
--- a/src/property/pvControl.h
+++ b/src/property/pvControl.h
@@ -33,6 +33,7 @@ public:
 private:
     PVDoublePtr pvLow;
     PVDoublePtr pvHigh;
+    PVDoublePtr pvMinStep;
     static std::string noControlFound;
     static std::string notAttached;
 };