/// <inheritdoc/>
public override void Invoke()
{
Dictionary <int, int> groups = new Dictionary <int, int>();
// collect used group indices
ObjectCollection allObjects = ActiveReport.AllObjects;
foreach (Base c in Designer.Objects)
{
if (c is ComponentBase)
{
int index = (c as ComponentBase).GroupIndex;
if (!groups.ContainsKey(index))
{
groups.Add(index, 0);
}
}
}
// find index that not in use
int groupIndex;
for (groupIndex = 1; ; groupIndex++)
{
if (!groups.ContainsKey(groupIndex))
{
break;
}
}
foreach (Base c in SelectedObjects)
{
ComponentBase obj = c as ComponentBase;
if (obj != null && obj.HasFlag(Flags.CanGroup))
{
obj.GroupIndex = groupIndex;
}
}
}
