Unofficial keyboard shortcut Ctrl-p to update Trails popup when activ…

…ity selection changes

UI/Activity/ActivityDetailPageControl.cs

@@ -917,7 +917,7 @@ private void LowerSplitContainer_SplitterMoved(object sender, System.Windows.For
             }
         }
 
-        private void popupForm_OnViewSelectedItemsChanged(object sender, EventArgs e)
+        internal void popupForm_OnViewSelectedItemsChanged(object sender, EventArgs e)
         {
             this.Activities = CollectionUtils.GetAllContainedItemsOfType<IActivity>(m_view.SelectionProvider.SelectedItems);
         }

UI/Activity/ResultListControl.cs

@@ -2097,8 +2097,24 @@ void summaryList_KeyDown(object sender, System.Windows.Forms.KeyEventArgs e)
 
             else if (e.KeyCode == Keys.P)
             {
+                //Unofficial
+                if (e.Modifiers == Keys.Control)
+                {
+                    Data.Settings.PopupUpdatedBySelection = !Data.Settings.PopupUpdatedBySelection;
+                    if (this.m_page.IsPopup)
+                    {
+                        if (Data.Settings.PopupUpdatedBySelection)
+                        {
+                            m_view.SelectionProvider.SelectedItemsChanged += new EventHandler(m_page.popupForm_OnViewSelectedItemsChanged);
+                        }
+                        else
+                        {
+                            m_view.SelectionProvider.SelectedItemsChanged -= new EventHandler(m_page.popupForm_OnViewSelectedItemsChanged);
+                        }
+                    }
+                }
                 //In context menu, not documented, to be removed?
-                if (e.Modifiers == Keys.Shift)
+                else if (e.Modifiers == Keys.Shift)
                 {
                     this.PerformancePredictorPopup();
                 }