changes for external gui

slsDetectorSoftware/multiSlsDetector/multiSlsDetector.cpp

@@ -3590,11 +3590,11 @@ string multiSlsDetector::getNetworkParameter(networkParameter p) {
 string multiSlsDetector::setNetworkParameter(networkParameter p, string s){
 
 	// disable data streaming before changing zmq port (but only if they were on)
-	/*int prev_streaming = 0;*/
-  //	if (p == RECEIVER_STREAMING_PORT) {
-		/*prev_streaming = getStreamingSocketsCreatedInClient();*/
-  //	enableDataStreamingFromReceiver(0);
-  //	}
+	int prev_streaming = 0;
+  	if (p == RECEIVER_STREAMING_PORT) {
+		prev_streaming = getStreamingSocketsCreatedInClient();
+  		enableDataStreamingFromReceiver(0);
+  	}
 
 	if (s.find('+')==string::npos) {
 
@@ -3647,11 +3647,11 @@ string multiSlsDetector::setNetworkParameter(networkParameter p, string s){
 		}
 
 	}
-/*
+
 	//enable data streaming if it was on
 	if (p == RECEIVER_STREAMING_PORT && prev_streaming)
 		enableDataStreamingFromReceiver(1);
-*/
+
 	return getNetworkParameter(p);
 
 } 
@@ -5874,8 +5874,10 @@ int multiSlsDetector::getStreamingSocketsCreatedInClient() {
 
 int multiSlsDetector::enableDataStreamingFromReceiver(int enable){
 
-  /*	if(enable >= 0){
-	
+	//create client sockets only if no external gui
+	if (!thisMultiDetector->externalgui) {
+		if(enable >= 0){
+
 			//destroy data threads
 			if(dataSocketsStarted)
 				createReceivingDataSockets(true);
@@ -5890,10 +5892,8 @@ int multiSlsDetector::enableDataStreamingFromReceiver(int enable){
 					return -1;
 				}
 			}
-	
-
-			}*/
-
+		}
+	}
 
 
 	int ret=-100;
@@ -5928,9 +5928,10 @@ int multiSlsDetector::enableDataStreamingFromReceiver(int enable){
 		}
 	}
 
-	/*	if(ret != dataSocketsStarted)
-		ret = -1;
-	*/
+	if (!thisMultiDetector->externalgui) {
+		if (ret != dataSocketsStarted)
+			ret = -1;
+	}
 	return ret;
 }
 

slsDetectorSoftware/multiSlsDetector/multiSlsDetector.h

@@ -1455,7 +1455,7 @@ class multiSlsDetector  : public slsDetectorUtils {
      Get external gui flag from shared memory
      \returns external gui flag
    */
-  void getExternalGuiFlag();
+  bool getExternalGuiFlag();
 
 
 

slsDetectorSoftware/slsDetector/slsDetector.h

@@ -1894,7 +1894,7 @@ class slsDetector : public slsDetectorUtils, public energyConversion {
      Get external gui flag from shared memory
      \returns external gui flag
    */
-  void getExternalGuiFlag();
+  bool getExternalGuiFlag();
 
  
  protected:

slsDetectorSoftware/slsDetector/slsDetectorCommand.cpp

@@ -256,9 +256,9 @@ slsDetectorCommand::slsDetectorCommand(slsDetectorUtils *det)  {
 	 */
 
 	/*! \page config
-   - <b> datastream </b>enables/disables the 0MQ data stream (0MQ threads created) from receiver to client. \c Returns \c (int)
+   - <b> externalgui </b>sets/gets external gui flag. 1 sets and enables the 0MQ data stream (0MQ threads created) from receiver to client, while 0 unsets and disables. \c Returns \c (int)
 	 */
-	descrToFuncMap[i].m_pFuncName="datastream"; //
+	descrToFuncMap[i].m_pFuncName="externalgui"; //
 	descrToFuncMap[i].m_pFuncPtr=&slsDetectorCommand::cmdDataStream;
 	i++;
 
@@ -2296,8 +2296,9 @@ string slsDetectorCommand::cmdAcquire(int narg, char *args[], int action) {
 
 	myDet->setOnline(ONLINE_FLAG);
 
-	myDet->setReceiverOnline(ONLINE_FLAG);
-	/*if (myDet->setReceiverOnline(ONLINE_FLAG) == ONLINE_FLAG) {
+	if (myDet->getExternalGuiFlag())
+		myDet->setReceiverOnline(ONLINE_FLAG);
+	else if (myDet->setReceiverOnline(ONLINE_FLAG) == ONLINE_FLAG) {
 		// command line: must be off, if receiver on or there was -1, then
 		if (myDet->enableDataStreamingFromReceiver(-1) != 0){
 			//switch it off, if error
@@ -2305,7 +2306,7 @@ string slsDetectorCommand::cmdAcquire(int narg, char *args[], int action) {
 				return string("could not disable data streaming in receiver\n");
 			}
 		}
-	}*/
+	}
 
 	if(myDet->acquire() == FAIL)
 		return string("acquire unsuccessful");
@@ -2471,10 +2472,20 @@ string slsDetectorCommand::cmdDataStream(int narg, char *args[], int action) {
 
 	if (action==PUT_ACTION) {
 		if (!sscanf(args[1],"%d",&ival))
-			return string ("cannot scan datastream mode");
+			return string ("cannot scan externalgui mode");
+		bool bval=ival>0?true:false;
+		bool oldval = myDet->getExternalGuiFlag();
+		myDet->setExternalGuiFlag(bval);
 		myDet->enableDataStreamingFromReceiver(ival);
 	}
-	sprintf(ans,"%d",myDet->enableDataStreamingFromReceiver());
+
+	int retval = myDet->getExternalGuiFlag();
+	//if external gui on and datastreaming off
+	if (retval  && !myDet->enableDataStreamingFromReceiver()) {
+		retval=-1;
+		printf("Error: data streaming in receiver is switched off while external gui flag in shared memory is off.\n");
+	}
+	sprintf(ans,"%d",myDet->getExternalGuiFlag());
 	return string(ans);
 }
 
@@ -2483,9 +2494,9 @@ string slsDetectorCommand::helpDataStream(int narg, char *args[], int action) {
 
 	ostringstream os;
 	if (action==GET_ACTION || action==HELP_ACTION)
-		os << string("datastream \t gets if zmq data stream from receiver is enabled. \n");
+		os << string("externalgui \t gets external gui flag. 1/0 means the 0MQ data stream (0MQ threads created) from receiver to client is enabled/disabled. -1 for inconsistency. \n");
 	if (action==PUT_ACTION || action==HELP_ACTION)
-		os << string("datastream i\t enables/disables the zmq data stream from receiver. \n");
+		os << string("externalgui i\t sets external gui flag. 1/0 means the 0MQ data stream (0MQ threads created) from receiver to client is enabled/disabled. \n");
 	return os.str();
 }
 
@@ -5870,7 +5881,7 @@ string slsDetectorCommand::cmdReceiver(int narg, char *args[], int action) {
 		if (action==PUT_ACTION) {
 			if(!strcasecmp(args[1],"start")) {
 				//to ensure data streaming enable is the same across client and receiver
-				/*if (receivers == ONLINE_FLAG) {
+				if ((!myDet->getExternalGuiFlag()) && (receivers == ONLINE_FLAG)) {
 					//if it was not off
 					if (myDet->enableDataStreamingFromReceiver(-1) != 0){
 						//switch it off, if error
@@ -5878,7 +5889,7 @@ string slsDetectorCommand::cmdReceiver(int narg, char *args[], int action) {
 							return string("could not disable data streaming in receiver\n");
 						}
 					}
-					}*/
+					}
 				myDet->startReceiver();
 			}
 			else if(!strcasecmp(args[1],"stop")){

slsDetectorSoftware/slsDetector/slsDetectorUtils.h

@@ -846,6 +846,19 @@ virtual int setReceiverFifoDepth(int i = -1)=0;
    */
   virtual bool getAcquiringFlag() = 0;
 
+  /**
+     Set external gui flag in shared memory
+     \param b set external gui flag
+   */
+  virtual void setExternalGuiFlag(bool b=false) = 0;
+
+  /**
+     Get external gui flag from shared memory
+     \returns external gui flag
+   */
+  virtual bool getExternalGuiFlag() = 0;
+
+