Changeset 14580

Timestamp:

01/18/17 11:17:58 (8 years ago)

Author:

mkommend

Message:

#2709: Changed initialization of caches to avoid NullReferenceExceptions.

File:

• branches/DataPreprocessing Enhancements/HeuristicLab.DataPreprocessing.Views/3.4/ScatterPlotMultiView.cs (modified) (4 diffs)

branches/DataPreprocessing Enhancements/HeuristicLab.DataPreprocessing.Views/3.4/ScatterPlotMultiView.cs

@@ -16 +16 @@
   [Content(typeof(MultiScatterPlotContent), true)]
   public partial class ScatterPlotMultiView : PreprocessingCheckedVariablesView {
-    private readonly IDictionary<string, Label> columnHeaderCache;
-    private readonly IDictionary<string, VerticalLabel> rowHeaderCache;
-    private readonly IDictionary<Tuple<string/*col*/, string/*row*/>, Control> bodyCache;
+    private readonly IDictionary<string, Label> columnHeaderCache = new Dictionary<string, Label>();
+    private readonly IDictionary<string, VerticalLabel> rowHeaderCache = new Dictionary<string, VerticalLabel>();
+    private readonly IDictionary<Tuple<string/*col*/, string/*row*/>, Control> bodyCache = new Dictionary<Tuple<string, string>, Control>();
 
     public ScatterPlotMultiView() {
@@ -43 +43 @@
       bodyScrollPanel.AutoScroll = true;
       #endregion
-
-      columnHeaderCache = new Dictionary<string, Label>();
-      rowHeaderCache = new Dictionary<string, VerticalLabel>();
-      bodyCache = new Dictionary<Tuple<string, string>, Control>();
 
       bodyScrollPanel.MouseWheel += bodyScrollPanel_MouseWheel;
@@ -113 +109 @@
       tlp.ColumnStyles.Insert(idx, new ColumnStyle(SizeType.Absolute, GetColumnWidth()));
       // shift right
-      for (int c = tlp.ColumnCount; c >  idx - 1; c--) {
+      for (int c = tlp.ColumnCount; c > idx - 1; c--) {
         for (int r = 0; r < tlp.RowCount; r++) {
           var control = tlp.GetControlFromPosition(c, r);
@@ -233 +229 @@
     #endregion
 
-    #region Creating Headers and Body 
+    #region Creating Headers and Body
     private Label GetColumnHeader(string variable) {
       if (!columnHeaderCache.ContainsKey(variable)) {