Changeset 7548 for branches/GeneralizedQAP/HeuristicLab.Problems.GeneralizedQuadraticAssignment.Views/3.3/ProblemInstanceProviderView.cs

Timestamp:

03/05/12 16:30:27 (12 years ago)

Author:

abeham

Message:

#1614: changed according to architects review

File:

• branches/GeneralizedQAP/HeuristicLab.Problems.GeneralizedQuadraticAssignment.Views/3.3/ProblemInstanceProviderView.cs (modified) (5 diffs)

branches/GeneralizedQAP/HeuristicLab.Problems.GeneralizedQuadraticAssignment.Views/3.3/ProblemInstanceProviderView.cs

@@ -21 +21 @@
 
 using System;
+using System.IO;
 using System.Linq;
 using System.Windows.Forms;
@@ -40 +41 @@
     public ProblemInstanceProviderView() {
       InitializeComponent();
+      importButton.Text = String.Empty;
       importButton.Image = VSImageLibrary.Open;
+      toolTip.SetToolTip(importButton, "Import a " + GetProblemType() + " instance from file.");
+      loadButton.Text = String.Empty;
+      loadButton.Image = VSImageLibrary.Checkout;
+      toolTip.SetToolTip(loadButton, "Load the selected instance.");
     }
 
@@ -49 +55 @@
       } else {
         instancesComboBox.DisplayMember = "Name";
-        instancesComboBox.DataSource = Content.GetInstanceDescriptors().ToList();
+        instancesComboBox.DataSource = Content.GetDataDescriptors().ToList();
       }
     }
@@ -60 +66 @@
 
     private void loadButton_Click(object sender, EventArgs e) {
-      var descriptor = (IInstanceDescriptor)instancesComboBox.SelectedItem;
-      var instance = Content.LoadInstance(descriptor);
-      if (!Content.Consumer.LoadFrom(instance)) {
-        MessageBox.Show("This problem does not support loading the instance " + descriptor.Name + ".", "Cannot load instance");
+      var descriptor = (IDataDescriptor)instancesComboBox.SelectedItem;
+      var instance = Content.LoadData(descriptor);
+      try {
+        Content.Consumer.Load(instance);
+      } catch (Exception ex) {
+        MessageBox.Show(String.Format("This problem does not support loading the instance {0}: {1}", descriptor.Name, Environment.NewLine + ex.Message), "Cannot load instance");
       }
     }
 
     private void importButton_Click(object sender, EventArgs e) {
+      openFileDialog.FileName = GetProblemType() + " instance";
       if (openFileDialog.ShowDialog() == DialogResult.OK) {
         T instance = default(T);
         try {
-          instance = Content.LoadInstance(openFileDialog.FileName);
-        } catch {
-          MessageBox.Show("There was an error parsing the file.", "Error while parsing", MessageBoxButtons.OK, MessageBoxIcon.Error);
+          instance = Content.LoadData(openFileDialog.FileName);
+        } catch (Exception ex) {
+          MessageBox.Show(String.Format("There was an error parsing the file: {0}", Environment.NewLine + ex.Message), "Error while parsing", MessageBoxButtons.OK, MessageBoxIcon.Error);
           return;
         }
         try {
-          if (!Content.Consumer.LoadFrom(instance)) {
-            MessageBox.Show("This problem does not support loading the instance in the file.", "Cannot load instance", MessageBoxButtons.OK, MessageBoxIcon.Error);
-          }
-        } catch {
-          MessageBox.Show("There was an error while importing the file.");
+          Content.Consumer.Load(instance);
+        } catch (Exception ex) {
+          MessageBox.Show(String.Format("This problem does not support loading the instance {0}: {1}", Path.GetFileName(openFileDialog.FileName), Environment.NewLine + ex.Message), "Cannot load instance");
         }
       }
@@ -91 +98 @@
         comboBox.Items.Clear();
     }
+
+    private string GetProblemType() {
+      string dataTypeName = typeof(T).Name.Split(new char[] { '.' }, StringSplitOptions.RemoveEmptyEntries).Last();
+      if (dataTypeName.EndsWith("Data"))
+        return dataTypeName.Substring(0, dataTypeName.Length - "Data".Length);
+      else return dataTypeName;
+    }
   }
 }