Changeset 8208

Timestamp:

07/03/12 22:38:51 (12 years ago)

Author:

abeham

Message:

#1396: Show error dialog when incompatible evaluator is used

Location:

trunk/sources/HeuristicLab.Problems.TravelingSalesman/3.3

Files:

• HeuristicLab.Problems.TravelingSalesman-3.3.csproj (modified) (1 diff)
• TravelingSalesmanProblem.cs (modified) (2 diffs)

trunk/sources/HeuristicLab.Problems.TravelingSalesman/3.3/HeuristicLab.Problems.TravelingSalesman-3.3.csproj

@@ -108 +108 @@
     <Reference Include="System.Data" />
     <Reference Include="System.Drawing" />
+    <Reference Include="System.Windows.Forms" />
     <Reference Include="System.Xml" />
   </ItemGroup>

trunk/sources/HeuristicLab.Problems.TravelingSalesman/3.3/TravelingSalesmanProblem.cs

@@ -251 +251 @@
       else if (Evaluator is ITSPCoordinatesPathEvaluator && Coordinates != null)
         SolutionCreator.LengthParameter.Value = new IntValue(Coordinates.Rows);
-      else SolutionCreator.LengthParameter.Value = null;
+      else {
+        SolutionCreator.LengthParameter.Value = null;
+        string error = "The given problem does not support the selected evaluator.";
+        if (Evaluator is ITSPDistanceMatrixEvaluator)
+          error += Environment.NewLine + "Please review that the " + DistanceMatrixParameter.Name + " parameter is defined or choose another evaluator.";
+        else error += Environment.NewLine + "Please review that the " + CoordinatesParameter.Name + " parameter is defined or choose another evaluator.";
+        PluginInfrastructure.ErrorHandling.ShowErrorDialog(error, null);
+      }
       SolutionCreator.LengthParameter.Hidden = SolutionCreator.LengthParameter.Value != null;
       SolutionCreator.PermutationTypeParameter.Value = new PermutationType(PermutationTypes.RelativeUndirected);
@@ -400 +407 @@
         try {
           EvaluateAndLoadTour(data.BestKnownTour);
-        }
-        catch (InvalidOperationException) {
+        } catch (InvalidOperationException) {
           if (data.BestKnownQuality.HasValue)
             BestKnownQuality = new DoubleValue(data.BestKnownQuality.Value);