only show N0 estimate dialog in chisq if fittype fits.

src/musredit/PSubTextEdit.cpp

@@ -62,6 +62,31 @@ PSubTextEdit::PSubTextEdit(PAdmin *admin, QWidget *parent) :
 {
 }
 
+//----------------------------------------------------------------------------------------------------
+/**
+ * @brief PSubTextEdit::getFitType
+ * @return
+ */
+int PSubTextEdit::getFitType()
+{
+  QString str = toPlainText();
+  int idx = str.indexOf("fittype");
+  if (idx == -1)
+    return -1;
+
+  bool ok;
+  for (int i=idx+7; i<str.length(); i++) {
+    if (str[i] != ' ') {
+      idx = QString(str[i]).toInt(&ok);
+      if (!ok)
+        idx = -1;
+      break;
+    }
+  }
+
+  return idx;
+}
+
 //----------------------------------------------------------------------------------------------------
 /**
  * <p>Starts the msr-title input dialog window.

src/musredit/PSubTextEdit.h

@@ -46,6 +46,7 @@ class PSubTextEdit : public QPlainTextEdit
   public:
     PSubTextEdit(PAdmin *admin = 0, QWidget *parent = 0);
     virtual ~PSubTextEdit() {}
+    int getFitType();
 
   public slots:
     void insertTitle();

src/musredit/PTextEdit.cpp

@@ -1700,7 +1700,8 @@ void PTextEdit::musrCalcChisq()
     return;
 
   int result = 0;
-  if (fAdmin->getEstimateN0Flag())
+  int fittype = currentEditor()->getFitType();
+  if (fAdmin->getEstimateN0Flag() && ((fittype==0) || (fittype==4)))
     result = QMessageBox::question(this, "Estimate N0 active",
                            "Do you wish a chisq/mlh evaluation with an automatic N0 estimate?",
                            QMessageBox::Yes, QMessageBox::No);
@@ -1722,7 +1723,7 @@ void PTextEdit::musrCalcChisq()
   cmd.append(str);
   cmd.append(QFileInfo(*fFilenames.find( currentEditor())).fileName() );
   cmd.append("--chisq-only");
-  if (fAdmin->getEstimateN0Flag() && (result == QMessageBox::Yes))
+  if (fAdmin->getEstimateN0Flag() && (result == QMessageBox::Yes) && ((fittype==0) || (fittype==4)))
     cmd.append("--estimateN0");
   PFitOutputHandler fitOutputHandler(QFileInfo(*fFilenames.find( currentEditor() )).absolutePath(), cmd);
   fitOutputHandler.setModal(true);