internal void AddContent(CrownDockContent dockContent, CrownDockGroup dockGroup)
{
// If no existing group is specified then create a new one
if (dockGroup == null)
{
// If this is the document region, then default to first group if it exists
if (DockArea == DockArea.Document && _groups.Count > 0)
{
dockGroup = _groups[0];
}
else
{
dockGroup = CreateGroup();
}
}
dockContent.DockRegion = this;
dockGroup.AddContent(dockContent);
if (!Visible)
{
Visible = true;
CreateSplitter();
}
PositionGroups();
}
internal void RemoveContent(CrownDockContent dockContent)
{
dockContent.DockRegion = null;
CrownDockGroup group = dockContent.DockGroup;
group.RemoveContent(dockContent);
dockContent.DockArea = DockArea.None;
// If that was the final content in the group then remove the group
if (group.ContentCount == 0)
{
RemoveGroup(group);
}
// If we just removed the final group, and this isn't the document region, then hide
if (_groups.Count == 0 && DockArea != DockArea.Document)
{
Visible = false;
RemoveSplitter();
}
PositionGroups();
}
internal DockDropArea(CrownDockPanel dockPanel, CrownDockGroup group, DockInsertType insertType)
{
DockPanel = dockPanel;
DockGroup = group;
InsertType = insertType;
BuildAreas();
}
private void RemoveGroup(CrownDockGroup group)
{
int lastOrder = group.Order;
_groups.Remove(group);
Controls.Remove(group);
foreach (CrownDockGroup otherGroup in _groups)
{
if (otherGroup.Order > lastOrder)
{
otherGroup.Order--;
}
}
}
private void PositionGroups()
{
DockStyle dockStyle;
switch (DockArea)
{
default:
case DockArea.Document:
dockStyle = DockStyle.Fill;
break;
case DockArea.Left:
case DockArea.Right:
dockStyle = DockStyle.Top;
break;
case DockArea.Bottom:
dockStyle = DockStyle.Left;
break;
}
if (_groups.Count == 1)
{
_groups[0].Dock = DockStyle.Fill;
return;
}
if (_groups.Count > 1)
{
CrownDockGroup lastGroup = _groups.OrderByDescending(g => g.Order).First();
foreach (CrownDockGroup group in _groups.OrderByDescending(g => g.Order))
{
group.SendToBack();
if (group.Order == lastGroup.Order)
{
group.Dock = DockStyle.Fill;
}
else
{
group.Dock = dockStyle;
}
}
SizeGroups();
}
}
private CrownDockGroup InsertGroup(int order)
{
foreach (CrownDockGroup group in _groups)
{
if (group.Order >= order)
{
group.Order++;
}
}
CrownDockGroup newGroup = new CrownDockGroup(DockPanel, this, order);
_groups.Add(newGroup);
Controls.Add(newGroup);
return(newGroup);
}
internal void InsertContent(CrownDockContent dockContent, CrownDockGroup dockGroup, DockInsertType insertType)
{
int order = dockGroup.Order;
if (insertType == DockInsertType.After)
{
order++;
}
CrownDockGroup newGroup = InsertGroup(order);
dockContent.DockRegion = this;
newGroup.AddContent(dockContent);
if (!Visible)
{
Visible = true;
CreateSplitter();
}
PositionGroups();
}
private CrownDockGroup CreateGroup()
{
int order = 0;
if (_groups.Count >= 1)
{
order = -1;
foreach (CrownDockGroup group in _groups)
{
if (group.Order >= order)
{
order = group.Order + 1;
}
}
}
CrownDockGroup newGroup = new CrownDockGroup(DockPanel, this, order);
_groups.Add(newGroup);
Controls.Add(newGroup);
return(newGroup);
}
private void PositionGroups()
{
DockStyle dockStyle = DockArea switch
{
DockArea.Left or DockArea.Right => DockStyle.Top,
DockArea.Bottom => DockStyle.Left,
_ => DockStyle.Fill,
};
if (_groups.Count == 1)
{
_groups[0].Dock = DockStyle.Fill;
return;
}
if (_groups.Count > 1)
{
CrownDockGroup lastGroup = _groups.OrderByDescending(g => g.Order).First();
foreach (CrownDockGroup group in _groups.OrderByDescending(g => g.Order))
{
group.SendToBack();
if (group.Order == lastGroup.Order)
{
group.Dock = DockStyle.Fill;
}
else
{
group.Dock = dockStyle;
}
}
SizeGroups();
}
}
internal DockDropCollection(CrownDockPanel dockPanel, CrownDockGroup group)
{
DropArea = new DockDropArea(dockPanel, group, DockInsertType.None);
InsertBeforeArea = new DockDropArea(dockPanel, group, DockInsertType.Before);
InsertAfterArea = new DockDropArea(dockPanel, group, DockInsertType.After);
}