Disallow record toggling when acquisition is active

Author: aacuevas

Builds/VisualStudio2013/open-ephys.sln

@@ -32,4 +32,7 @@ Global
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE
 	EndGlobalSection
+	GlobalSection(Performance) = preSolution
+		HasPerformanceSessions = true
+	EndGlobalSection
 EndGlobal

Source/Processors/Editors/ChannelSelector.cpp

@@ -671,6 +671,7 @@ void ChannelSelector::buttonClicked(Button* button)
         }
         else if (b->getType() == RECORD)
         {
+			
             // get record node, and inform it of the change
             GenericEditor* editor = (GenericEditor*)getParentComponent();
 
@@ -680,15 +681,8 @@ void ChannelSelector::buttonClicked(Button* button)
 
             if (acquisitionIsActive) // use setParameter to change parameter safely
             {
-                if ( AccessClass::getProcessorGraph()->
-                getRecordNode()->
-                setChannelStatus(ch, status) )
-                {
-                    const_cast<DataChannel*>(ch)->setRecordState(status);
-                }
-                
-                // make sure that the button matches the system's actual state, in case
-                // user's interaction was disallowed
+                               
+                // disable toggling when acquisition is active
                 b->setToggleState(const_cast<DataChannel*>(ch)->getRecordState(), dontSendNotification);
             }
             else     // change parameter directly

Source/Processors/RecordNode/RecordNode.cpp

@@ -77,21 +77,6 @@ void RecordNode::setChannel(const DataChannel* ch)
 
 }
 
-bool RecordNode::setChannelStatus(const DataChannel* ch, bool status)
-{
-
-    //std::cout << "Setting channel status!" << std::endl;
-    setChannel(ch);
-
-    if (status)
-        setParameter(2, 1.0f);
-    else
-        setParameter(2, 0.0f);
-    
-    return status == dataChannelArray[currentChannel]->getRecordState();
-}
-
-
 void RecordNode::resetConnections()
 {
     nextAvailableChannel = 0;

Source/Processors/RecordNode/RecordNode.h

@@ -103,15 +103,6 @@ class RecordNode : public GenericProcessor,
     */
     void setChannel(const DataChannel* ch);
 
-    /** Turns recording on and off for a particular channel.
-
-        Channel numbers are absolute (based on RecordNode channel mapping).
-        
-        Returns a bool indicating whether the status update was successful (true)
-        or blocked (false) because recording is currently in progress.
-    */
-    bool setChannelStatus(const DataChannel* ch, bool status);
-
     /** Used to clear all connections prior to the start of acquisition.
     */
     void resetConnections();