protected void ResizeDirection(int remainder, ZoneCollection zcAlpha, ZoneCollection zcBeta, Direction dir)
{
bool alter;
int available;
int half1, half2;
// Keep going till all space found or nowhere to get it from
while((remainder > 0) && ((zcAlpha.Count > 0) || (zcBeta.Count > 0)))
{
if (dir == Direction.Horizontal)
{
_firstHalfWidth = (_firstHalfWidth != true);
alter = _firstHalfWidth;
}
else
{
_firstHalfHeight = (_firstHalfHeight != true);
alter = _firstHalfHeight;
}
// Alternate between left and right getting the remainder
if (alter)
{
half1 = (remainder / 2) + 1;
half2 = remainder - half1;
}
else
{
half2 = (remainder / 2) + 1;
half1 = remainder - half2;
}
// Any Zone of the left to use?
if (zcAlpha.Count > 0)
{
Zone z = zcAlpha[0];
// Find how much space it can offer up
if (dir == Direction.Horizontal)
available = z.Width - z.MinimumWidth;
else
available = z.Height - z.MinimumHeight;
if (available > 0)
{
// Only take away the maximum we need
if (available > half1)
available = half1;
else
zcAlpha.Remove(z);
// Resize the control accordingly
if (dir == Direction.Horizontal)
z.Width = z.Width - available;
else
z.Height = z.Height - available;
// Reduce total amount left to allocate
remainder -= available;
}
else
zcAlpha.Remove(z);
}
// Any Zone of the left to use?
if (zcBeta.Count > 0)
{
Zone z = zcBeta[0];
// Find how much space it can offer up
if (dir == Direction.Horizontal)
available = z.Width - z.MinimumWidth;
else
available = z.Height - z.MinimumHeight;
if (available > 0)
{
// Only take away the maximum we need
if (available > half2)
available = half2;
else
zcBeta.Remove(z);
// Resize the control accordingly
if (dir == Direction.Horizontal)
z.Width = z.Width - available;
else
z.Height = z.Height - available;
// Reduce total amount left to allocate
remainder -= available;
}
else
zcBeta.Remove(z);
}
}
}
protected void OnContainerResized(object sender, EventArgs e)
{
if (_autoResize)
{
Rectangle inner = InnerResizeRectangle(null);
// Shrink by the minimum size
inner.Width -= _innerMinimum.Width;
inner.Height -= _innerMinimum.Height;
Form f = _container as Form;
// If the container is a Form then ignore resizing because of becoming Minimized
if ((f == null) || ((f != null) && (f.WindowState != FormWindowState.Minimized)))
{
if ((inner.Width < 0) || (inner.Height < 0))
{
_container.SuspendLayout();
ZoneCollection zcLeft = new ZoneCollection();
ZoneCollection zcRight = new ZoneCollection();
ZoneCollection zcTop = new ZoneCollection();
ZoneCollection zcBottom = new ZoneCollection();
// Construct a list of the docking windows on the left and right edges
foreach(Control c in _container.Controls)
{
Zone z = c as Zone;
if (z != null)
{
switch(z.State)
{
case State.DockLeft:
zcLeft.Add(z);
break;
case State.DockRight:
zcRight.Add(z);
break;
case State.DockTop:
zcTop.Add(z);
break;
case State.DockBottom:
zcBottom.Add(z);
break;
}
}
}
if (inner.Width < 0)
ResizeDirection(-inner.Width, zcLeft, zcRight, Direction.Horizontal);
if (inner.Height < 0)
ResizeDirection(-inner.Height, zcTop, zcBottom, Direction.Vertical);
_container.ResumeLayout();
}
}
}
}
