{
invalidate();
Dimension d = idPanel.idCanvas.getSize();
- idPanel.idCanvas.setSize(d.width, seqPanel.seqCanvas.getSize().height);
+ final int canvasHeight = seqPanel.seqCanvas.getSize().height;
+ if (canvasHeight != d.height)
+ {
+ idPanel.idCanvas.setSize(d.width, canvasHeight);
+ }
if (av.getWrapAlignment())
{