Merge pull request #1850 from liakamp/rangeselector-syncThumbsOnArrowKeyPress

sync thumbs on left/right arrow keys

Author: skendrot

Microsoft.Toolkit.Uwp.UI.Controls/RangeSelector/RangeSelector.cs

@@ -194,11 +194,13 @@ private void MinThumb_KeyDown(object sender, KeyRoutedEventArgs e)
             switch (e.Key)
             {
                 case VirtualKey.Left:
-                    RangeMin -= 1;
+                    RangeMin -= StepFrequency;
+                    SyncThumbs();
                     e.Handled = true;
                     break;
                 case VirtualKey.Right:
-                    RangeMin += 1;
+                    RangeMin += StepFrequency;
+                    SyncThumbs();
                     e.Handled = true;
                     break;
             }
@@ -209,11 +211,13 @@ private void MaxThumb_KeyDown(object sender, KeyRoutedEventArgs e)
             switch (e.Key)
             {
                 case VirtualKey.Left:
-                    RangeMax -= 1;
+                    RangeMax -= StepFrequency;
+                    SyncThumbs();
                     e.Handled = true;
                     break;
                 case VirtualKey.Right:
-                    RangeMax += 1;
+                    RangeMax += StepFrequency;
+                    SyncThumbs();
                     e.Handled = true;
                     break;
             }