protected override void OnMouseMove(MouseEventArgs e)
{
base.OnMouseMove(e);
if (this._mouseDown)
{
this.UpdatePosition(e.Y);
}
else
{
if (this.ColorProvider != null && e.Y > _buttonSize && e.Y < (this.Height - _buttonSize))
{
int scrollPosition = Math.Max(0, (e.Y - this.Top - _buttonSize) * this.Maximum / (this.Height - _buttonSize * 2));
if (_lastPreviewScrollPosition != scrollPosition)
{
Point p = this.PointToScreen(new Point(this.ClientRectangle.Right, e.Y));
if (_codeTooltip == null)
{
_codeTooltip = this.ColorProvider.GetPreview(scrollPosition);
}
else
{
_codeTooltip.ScrollToLineIndex(scrollPosition);
}
if (_codeTooltip != null)
{
_codeTooltip.Left = p.X + 5;
_codeTooltip.Top = p.Y;
_codeTooltip.Show();
}
_lastPreviewScrollPosition = scrollPosition;
}
}
}
}
protected override void OnMouseLeave(EventArgs e)
{
base.OnMouseLeave(e);
if (_codeTooltip != null)
{
_codeTooltip.Close();
_codeTooltip = null;
}
_lastPreviewScrollPosition = -1;
_tmrScroll.Stop();
}
protected override void OnMouseLeave(EventArgs e)
{
base.OnMouseLeave(e);
if (_codeTooltip != null)
{
bool restoreFocus = _codeTooltip.NeedRestoreFocus;
_codeTooltip.Close();
if (restoreFocus)
{
this.Parent.Focus();
}
_codeTooltip = null;
}
_lastPreviewScrollPosition = -1;
_tmrScroll.Stop();
}
