/// <summary>
/// Tries to set new content to this socket.
/// If <paramref name="content"/>'s key matches one of keys in this socket,
/// returns true and set content. If not, returns false.
/// If <paramref name="force"/> is true, set this content no matter what key it has.
/// </summary>
/// <returns><c>true</c>, if content was set, <c>false</c> otherwise.</returns>
/// <param name="content">Content.</param>
/// <param name="force">If set to <c>true</c> force.</param>
public bool SetContent(IDragable content, bool force = false)
{
bool passed = MatchKey(content);
if (passed || force)
{
DragSocket otherSocket = content.GetSocket();
if (otherSocket != null)
{
otherSocket.ResetContent();
// If this socket already have content, exchange content with given content's socket.
if (this.content != null)
{
if (!otherSocket.SetContent((IDragable)this.content))
{
otherSocket.SetContent(content, true);
return(false); // If setting socket is failed, return false.
}
components.Clear();
}
}
if (components.Count > 0)
{
return(false);
}
components.Add((GUIComponent)content);
content.ChangeSocket(this);
return(true);
}
return(false);
}
