public void OnAction(cnTabButton sender, TabButtonAction action)
{
if (Action != null)
{
Action(this, action);
}
}
private void buttonAction(cnTabButton sender, TabButtonAction action)
{
if ((action == TabButtonAction.Left) || (action == TabButtonAction.Up))
{
offsetX -= tabWidth;
if (offsetX < 0)
{
offsetX = 0;
}
}
else if ((action == TabButtonAction.Right) || (action == TabButtonAction.Down))
{
int l = tabWidth;
if (tabView == TabControlView.OneNote)
{
l += tabHeight / 2 + 3;
}
offsetX += l;
int full_l = l * TabPages.Count;
Rectangle r = this.GetBoundsHeader(0);
Rectangle rb = this.GetBoundsButtons();
int d;
if ((Alignment == TabAlignment.Top) || (Alignment == TabAlignment.Bottom))
{
d = r.Width - rb.Width;
}
else
{
d = r.Height - rb.Height;
}
if (full_l < d)
{
offsetX = 0;
}
else
if (d + offsetX > full_l)
{
offsetX = full_l - d;
}
}
else if (action == TabButtonAction.Action)
{
ContextMenuStrip menu = new ContextMenuStrip();
foreach (cnTabPage tb in TabPages)
{
ToolStripMenuItem item = new System.Windows.Forms.ToolStripMenuItem();
item.Text = tb.Title;
int n = TabPages.IndexOf(tb);
item.Tag = n;
item.Checked = (n == currentPage);
item.Click += new System.EventHandler(ItemClickMenu);
menu.Items.Add(item);
}
menu.Show(sender, 0, sender.Size.Height);
}
Invalidate();
}
public void EndInit()
{
// Создадим кнопки
buttons = new cnTabButton[4];
buttons[0] = new cnTabButton(this, TabButtonAction.Left);
buttons[1] = new cnTabButton(this, TabButtonAction.Right);
buttons[2] = new cnTabButton(this, TabButtonAction.Action);
buttons[3] = new cnTabButton(this, TabButtonAction.Close);
// Процесс создания кнопок завершен, можно их размещать на форме
initProcess = false;
// Разместим кнопки на форме...
this.RelocationButtons();
// и добавим их на нее
for (int i = 0; i < 4; i++)
{
this.Controls.Add(buttons[i]);
buttons[i].Action += new cnTabButton.ActionEventHandler(buttonAction);
}
}