protected override void OnSizeRequested(ref Requisition requisition)
{
base.OnSizeRequested(ref requisition);
upReq = up.SizeRequest();
downReq = down.SizeRequest();
expandReq = expand.SizeRequest();
btnWidth = Math.Max(upReq.Width, Math.Max(downReq.Width, expandReq.Width));
int btnHeight = upReq.Height + downReq.Height + expandReq.Height;
int count = Math.Min(tiles.Count, defaultTilesPerRow);
requisition.Width = btnWidth + (int)space + 2 * (int)lineWidth + count * tileWidth + (count + 1) * tileSpacing + 2 * (int)BorderWidth;
requisition.Height = Math.Max(tileHeight + 2 * (tileSpacing + (int)lineWidth), btnHeight) + 2 * (int)BorderWidth;
if (WidthRequest != -1)
{
requisition.Width = WidthRequest;
}
if (HeightRequest != -1)
{
requisition.Height = HeightRequest;
}
}
protected override void OnSizeRequested(ref Requisition requisition)
{
base.OnSizeRequested(ref requisition);
int lw, lh;
lbl_layout.GetPixelSize(out lw, out lh);
double frameSize = 2 * lineWidth + childPadding;
barHeight = lh + 2 * space;
if (expandButton != null && expandButton.Visible)
{
expandButton.SetSizeRequest(lh, lh);
expandButton.SizeRequest();
}
Requisition childRequisition = new Requisition();
if (Child != null && Child.Visible)
{
if (HeightRequest != -1)
{
int left = HeightRequest - (int)(2 * frameSize + barHeight);
Child.HeightRequest = left;
}
if (WidthRequest != -1)
{
int left = WidthRequest - (int)(2 * frameSize);
Child.WidthRequest = left;
}
childRequisition = Child.SizeRequest();
}
if (WidthRequest == -1)
{
if (Child != null && Child.Visible)
{
requisition.Width = childRequisition.Width + (int)(2 * frameSize);
}
else
{
requisition.Width = lw + (int)(2 * (2 * lineWidth + space));
if (expandButton != null && expandButton.Visible)
{
requisition.Width += expandButton.WidthRequest + (int)space;
}
}
}
if (HeightRequest == -1)
{
requisition.Height = (int)(2 * frameSize + barHeight);
if (Child != null && Child.Visible)
{
requisition.Height += childRequisition.Height;
}
}
}
