Use prepared query for value replacement allowing to use non escaped characters

src/view/grid/GridAccount.cpp

@@ -1,5 +1,5 @@
 /*
-  Copyright 2010-2012 Grégory Soutadé
+  Copyright 2010-2016 Grégory Soutadé
 
   This file is part of KissCount.
 
@@ -913,7 +913,7 @@ void GridAccount::OnOperationModified(int row, int col)
 {
     User* user = _kiss->GetUser();
     Operation new_op, cur_op, op_tmp, op_tmp2;
-    int op_complete = 6;
+    int op_complete = 6, new_op_id;
     QString value, v ;
     QDate date;
     bool need_insertion = false, transfertCompleted = false;
@@ -1111,12 +1111,20 @@ void GridAccount::OnOperationModified(int row, int col)
     	new_op._virtual = false;
 	new_op.parent = 0;
 
+        new_op_id = _kiss->AddOperation(new_op);
+
+	if (!new_op_id)
+	{
+	    _inModification = false ;
+	    return;
+	}
+
 	RemoveRow(new_op, row, false);
 	NULLop.id = 0;
 	InsertOperation(user, NULLop, row, new_op.fix_cost, _curMonth, _curYear);
 
-        new_op.id = _kiss->AddOperation(new_op);
-
+	new_op.id = new_op_id;
+	
 	if (transfertCompleted)
 	    _transfertCompletionIndex = (_transfertCompletionIndex + 1) % 2;
     }