protected internal override int FreeSpaceFromRow(int spaceToFree)
{
int requiredSpace = spaceToFree;
// take a look at the last guy. if his right edge exceeds
// the new bounds, then we should go ahead and push him into view.
if (spaceToFree > 0)
{
// we should shrink the last guy and then move him.
ToolStripPanelCell lastCellOnRow = GetNextVisibleCell(Row.Cells.Count - 1, /*forward*/ false);
if (lastCellOnRow is null)
{
return(0);
}
Padding cellMargin = lastCellOnRow.Margin;
// only check margin.left as we are only concerned with getting right edge of
// the toolstrip into view. (space after the fact doesnt count).
if (cellMargin.Top >= spaceToFree)
{
cellMargin.Top -= spaceToFree;
cellMargin.Bottom = 0;
spaceToFree = 0;
}
else
{
spaceToFree -= lastCellOnRow.Margin.Top;
cellMargin.Top = 0;
cellMargin.Bottom = 0;
}
lastCellOnRow.Margin = cellMargin;
// start moving the toolstrips before this guy.
spaceToFree -= MoveUp(Row.Cells.Count - 1, spaceToFree);
if (spaceToFree > 0)
{
spaceToFree -= lastCellOnRow.Shrink(spaceToFree);
}
}
return(requiredSpace - Math.Max(0, spaceToFree));
}
protected internal override void OnBoundsChanged(Rectangle oldBounds, Rectangle newBounds)
{
base.OnBoundsChanged(oldBounds, newBounds);
// if our bounds have changed - we should shove the toolbars up so they're in view.
if (Row.Cells.Count > 0)
{
// take a look at the last guy. if his right edge exceeds
// the new bounds, then we should go ahead and push him into view.
ToolStripPanelCell lastCell = GetNextVisibleCell(Row.Cells.Count - 1, /*forward=*/ false);
int spaceToFree = (lastCell != null) ? lastCell.Bounds.Bottom - newBounds.Height : 0;
if (spaceToFree > 0)
{
// we should shrink the last guy and then move him.
ToolStripPanelCell lastCellOnRow = GetNextVisibleCell(Row.Cells.Count - 1, /*forward*/ false);
Padding cellMargin = lastCellOnRow.Margin;
// only check margin.left as we are only concerned with getting bottom edge of
// the toolstrip into view. (space after the fact doesnt count).
if (cellMargin.Top >= spaceToFree)
{
cellMargin.Top -= spaceToFree;
cellMargin.Bottom = 0;
lastCellOnRow.Margin = cellMargin;
spaceToFree = 0;
}
else
{
spaceToFree -= lastCellOnRow.Margin.Top;
cellMargin.Top = 0;
cellMargin.Bottom = 0;
lastCellOnRow.Margin = cellMargin;
}
spaceToFree -= lastCellOnRow.Shrink(spaceToFree);
// start moving the toolstrips before this guy.
MoveUp(Row.Cells.Count - 1, spaceToFree);
}
}
}