// Добавить операцию
private void buttonAdd_Click(object sender, EventArgs e)
{
OperForFreeTechUserControl o = new OperForFreeTechUserControl(this.Top + this.Height, this);
this.Parent.Controls.Add(o);
o.SetFocusOnComboBox();
}
//конструктор для редактируемой технологии
public FreeTechnologyUserControl(BaseTechnology tech)
{
InitializeComponent();
this.tech = tech;
LLOfOperations = new LinkedList <OperForFreeTechUserControl>();
LinkedListNode <OperForFreeTechUserControl> prevNode = null;
for (int i = 0; i < tech.listOfOperations.Count; i++)
{
OperForFreeTechUserControl operationUC;
if (i != 0)
{
operationUC = new OperForFreeTechUserControl(prevNode.Value.Top + prevNode.Value.Height + 5, prevNode.Value);
LLOfOperations.AddAfter(prevNode, operationUC);
operationUC.SetNameOfOper(tech.listOfOperations[i].name);
operationUC.SetTextOfOper(tech.listOfOperations[i].text);
operationUC.SetOsnastka(tech.listOfOperations[i].osnastka);
}
else // первая операция
{
operationUC = new OperForFreeTechUserControl(10);
LLOfOperations.AddFirst(operationUC);
operationUC.SetNameOfOper(tech.listOfOperations[i].name);
operationUC.SetTextOfOper(tech.listOfOperations[i].text);
operationUC.SetOsnastka(tech.listOfOperations[i].osnastka);
}
this.Controls.Add(operationUC);
prevNode = LLOfOperations.Find(operationUC);
}
this.ControlAdded += new System.Windows.Forms.ControlEventHandler(this.FreeTechnologyUserControl_ControlAdded);
this.ControlRemoved += new System.Windows.Forms.ControlEventHandler(this.FreeTechnologyUserControl_ControlRemoved);
}
// удаление юзерконтрола операции
private void FreeTechnologyUserControl_ControlRemoved(object sender, ControlEventArgs e)
{
// удаляем из списка
LLOfOperations.Remove((OperForFreeTechUserControl)e.Control);
//((OperForFreeTechUserControl)e.Control).Delete();
((OperForFreeTechUserControl)e.Control).Dispose();
e.Control.Dispose();
// перерисовка
for (LinkedListNode <OperForFreeTechUserControl> oper = LLOfOperations.First; oper != null; oper = oper.Next)
{
if (oper == LLOfOperations.First)
{
oper.Value.Top = 10;
}
else
{
oper.Value.Top = oper.Previous.Value.Top + oper.Previous.Value.Height + 5;
}
}
if (LLOfOperations.Count == 0)
{
OperForFreeTechUserControl oper1 = new OperForFreeTechUserControl(10);
this.ControlAdded -= new System.Windows.Forms.ControlEventHandler(this.FreeTechnologyUserControl_ControlAdded);
this.Controls.Add(oper1);
this.ControlAdded += new System.Windows.Forms.ControlEventHandler(this.FreeTechnologyUserControl_ControlAdded);
LLOfOperations.AddFirst(oper1);
}
}
private LinkedList <OperForFreeTechUserControl> LLOfOperations; // связный список в котором будет хранится очерёдность всех операций-юзерконтролов
//конструктор для вновь создаваемой технологии
public FreeTechnologyUserControl()
{
InitializeComponent();
LLOfOperations = new LinkedList <OperForFreeTechUserControl>();
OperForFreeTechUserControl oper1 = new OperForFreeTechUserControl(10); // первая операция
this.Controls.Add(oper1);
oper1.Left = 5;
LLOfOperations.AddFirst(oper1);
this.ControlAdded += new System.Windows.Forms.ControlEventHandler(this.FreeTechnologyUserControl_ControlAdded);
this.ControlRemoved += new System.Windows.Forms.ControlEventHandler(this.FreeTechnologyUserControl_ControlRemoved);
}
public OperForFreeTechUserControl(int top, OperForFreeTechUserControl prevOperation) : this(top) // конструктор для последующих операций; prevOperation - предыдущая операция, из которой вызывается конструктор данной операции
{
this.Tag = prevOperation;
}