widget: clicking on the scrollbar indicator shouldn't jump

Signed-off-by: Dominik Honnef <dominik@honnef.co>
2022-06-30 01:21:03 +02:00
parent 8f990a6fdc
commit aea376fbaf
1 changed files with 5 additions and 1 deletions
@@ -58,7 +58,11 @@ func (s *Scrollbar) Layout(gtx layout.Context, axis layout.Axis, viewportStart,
 			Y: int(event.Position.Y),
 		})
 		normalizedPos := float32(pos.X) / trackHeight
-		s.delta += normalizedPos - viewportStart
+		// Clicking on the indicator should not jump to that position on the track. The user might've just intended to
+		// drag and changed their mind.
+		if !(normalizedPos >= viewportStart && normalizedPos <= viewportEnd) {
+			s.delta += normalizedPos - viewportStart
+		}
 	}

 	// Offset to account for any drags.