Find interface with selection over the space in "Implements IXyz". Show error message on failure.

Author: Hosch250

RetailCoder.VBE/Common/DeclarationExtensions.cs

@@ -510,10 +510,13 @@ public static Declaration FindInterface(this IEnumerable<Declaration> declaratio
 
                     if (implementsStmt == null) { continue; }
 
+                    var completeSelection = new Selection(implementsStmt.GetSelection().StartLine,
+                        implementsStmt.GetSelection().StartColumn, reference.Selection.EndLine,
+                        reference.Selection.EndColumn);
+
                     if (reference.QualifiedModuleName.ComponentName == selection.QualifiedName.ComponentName &&
                         reference.QualifiedModuleName.Project == selection.QualifiedName.Project &&
-                        (implementsStmt.GetSelection().Contains(selection.Selection) ||
-                         reference.Selection.Contains(selection.Selection)))
+                        completeSelection.Contains(selection.Selection))
                     {
                         return declaration;
                     }

RetailCoder.VBE/Refactorings/ImplementInterface/ImplementInterfaceRefactoring.cs

@@ -33,7 +33,7 @@ public void Refactor()
 
             if (!selection.HasValue)
             {
-                _messageBox.Show("Invalid selection.", "Rubberduck - Implement Interface",
+                _messageBox.Show(RubberduckUI.ImplementInterface_InvalidSelectionMessage, RubberduckUI.ImplementInterface_Caption,
                     System.Windows.Forms.MessageBoxButtons.OK, System.Windows.Forms.MessageBoxIcon.Exclamation);
                 return;
             }
@@ -52,6 +52,8 @@ public void Refactor(QualifiedSelection selection)
 
             if (_targetClass == null || _targetInterface == null)
             {
+                _messageBox.Show(RubberduckUI.ImplementInterface_InvalidSelectionMessage, RubberduckUI.ImplementInterface_Caption,
+                    System.Windows.Forms.MessageBoxButtons.OK, System.Windows.Forms.MessageBoxIcon.Exclamation);
                 return;
             }
 

RetailCoder.VBE/UI/RubberduckUI.Designer.cs

@@ -1291,4 +1291,10 @@ Are you sure you want to proceed with this rename?</value>
   <data name="RefactorMenu_ImplementInterface" xml:space="preserve">
     <value>Implement Interface</value>
   </data>
+  <data name="ImplementInterface_Caption" xml:space="preserve">
+    <value>Rubberduck - Implement Interface</value>
+  </data>
+  <data name="ImplementInterface_InvalidSelectionMessage" xml:space="preserve">
+    <value>The current selection is not valid.</value>
+  </data>
 </root>