protected override void OnChildAdded(Widget child)
{
if (ChildCount > 1) {
Remove (child);
throw new InvalidOperationException ("Ctk.Screen can have only one child");
}
}
protected override void OnChildRemoved(Widget child)
{
packing_map.Remove (child);
}
protected override void OnChildAdded(Widget child)
{
if (!packing_map.ContainsKey (child)) {
packing_map.Add (child, new Packing ());
}
}
public void PackStart(Widget child, bool fill, bool expand, int spacing)
{
Pack (child, new Packing (fill, expand, spacing), false);
}
public void PackStart(Widget child)
{
Pack (child, new Packing (), false);
}
public void PackEnd(Widget child, bool fill, bool expand, int spacing)
{
Pack (child, new Packing (fill, expand, spacing), true);
}
public void PackEnd(Widget child)
{
Pack (child, new Packing (), true);
}
private void Pack(Widget child, Packing packing, bool end)
{
MapPacking (child, packing);
Add (child);
}
private void MapPacking(Widget child, Packing packing)
{
if (packing_map.ContainsKey (child)) {
packing_map[child] = packing;
} else {
packing_map.Add (child, packing);
}
}