Changeset 7538 for branches/GeneralizedQAP/HeuristicLab.Problems.GeneralizedQuadraticAssignment.Views/3.3/ProblemInstanceProviderView.cs

Timestamp:

03/01/12 15:15:22 (12 years ago)

Author:

abeham

Message:

#1614

• Fixed plugin dependencies
• Updated GQAP view
• Changed instances infrastructure
  • Changed interface types into classes
  • Removed the library specific instance classes

File:

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

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

@@ -23 +23 @@
 using System.Linq;
 using System.Windows.Forms;
+using HeuristicLab.Common.Resources;
 using HeuristicLab.MainForm;
 using HeuristicLab.MainForm.WindowsForms;
@@ -29 +30 @@
 namespace HeuristicLab.Problems.GeneralizedQuadraticAssignment.Views {
   [View("ProblemInstanceProviderView")]
-  [Content(typeof(IProblemInstanceProvider), IsDefaultView = true)]
-  public partial class ProblemInstanceProviderView : AsynchronousContentView {
+  [Content(typeof(IProblemInstanceProvider<>), IsDefaultView = true)]
+  public partial class ProblemInstanceProviderView<T> : AsynchronousContentView {
 
-    public new IProblemInstanceProvider Content {
-      get { return (IProblemInstanceProvider)base.Content; }
+    public new IProblemInstanceProvider<T> Content {
+      get { return (IProblemInstanceProvider<T>)base.Content; }
       set { base.Content = value; }
     }
@@ -39 +40 @@
     public ProblemInstanceProviderView() {
       InitializeComponent();
+      importButton.Image = VSImageLibrary.Open;
     }
 
@@ -53 +55 @@
     protected override void SetEnabledStateOfControls() {
       base.SetEnabledStateOfControls();
-      instancesComboBox.Enabled = !ReadOnly && !Locked && Content != null && Content.ConsumerCanBeFed;
-      loadButton.Enabled = !ReadOnly && !Locked && Content != null && Content.ConsumerCanBeFed;
+      instancesComboBox.Enabled = !ReadOnly && !Locked && Content != null && Content.Consumer != null;
+      loadButton.Enabled = !ReadOnly && !Locked && Content != null && Content.Consumer != null;
     }
 
     private void loadButton_Click(object sender, EventArgs e) {
-      var instance = (IInstanceDescriptor)instancesComboBox.SelectedItem;
-      if (!Content.FeedConsumer(instance)) {
-        MessageBox.Show("This problem does not support loading the instance " + instance.Name + ".", "Cannot load instance");
+      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");
+      }
+    }
+
+    private void importButton_Click(object sender, EventArgs e) {
+      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);
+          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.");
+        }
       }
     }
@@ -69 +91 @@
         comboBox.Items.Clear();
     }
-
-    private void instancesComboBox_ToolTipRequired(object sender, ToolTipRequiredEventArgs e) {
-      var instance = (IInstanceDescriptor)instancesComboBox.SelectedItem;
-      e.ToolTip = instance.Description;
-    }
   }
 }