public MenuItemSubmenu(string name, MenuItem[] submenuItems)
: base(-1, name, null)
{
m_Submenu = new PopupMenu(submenuItems);
OnOver = delegate(UIMenuEventArgs args) {
m_Submenu.Parent = (Component)args.Menu;
int x, y, w, h;
args.Menu.GetItemArea(this, out x, out y, out w, out h);
m_Submenu.MoveTo(args.Menu.Width, y); // x + w
if (!m_MenuAdded)
{
args.Menu.Add(m_Submenu);
}
m_Submenu.Visible = true;
};
OnOut = delegate(UIMenuEventArgs args) {
m_Submenu.Visible = false;
};
}
public PopupMenu(int x, int y, MenuItem[] items) : base(x, y, 0, 0)
{
m_Items = (items != null) ? new List <MenuItem>(items) : new List <MenuItem>();
foreach (MenuItem item in m_Items)
{
item.RecalcSize(m_Font);
}
Invalidate();
OnMouseMove += delegate(UIMouseMoveEventArgs args) {
if (args.Target != this)
{
return;
}
int over = m_HoverItemIndex;
MenuItem item;
m_HoverItemIndex = ItemHitTest(args.Cursor);
if (over != m_HoverItemIndex)
{
UIMenuEventArgs margs;
if (over >= 0 && over < m_Items.Count)
{
item = m_Items[over];
margs = new UIMenuEventArgs(this, item);
if (item.OnOut != null)
{
item.OnOut(margs);
}
if (OnItemOut != null)
{
OnItemOut(margs);
}
}
if (m_HoverItemIndex >= 0 && m_HoverItemIndex < m_Items.Count)
{
item = m_Items[m_HoverItemIndex];
margs = new UIMenuEventArgs(this, item);
if (item.OnOver != null)
{
item.OnOver(margs);
}
if (OnItemOver != null)
{
OnItemOver(margs);
}
}
}
};
OnMouseOut += delegate(UIMouseOverEventArgs args) {
if (args.Target != this)
{
return;
}
if (args.OverTo is PopupMenu)
{
if (args.OverTo.Parent == this)
{
return;
}
}
int over = m_HoverItemIndex;
MenuItem item;
m_HoverItemIndex = -1;
if (over >= 0 && over < m_Items.Count)
{
item = m_Items[over];
UIMenuEventArgs margs = new UIMenuEventArgs(this, item);
if (item.OnOut != null)
{
item.OnOut(margs);
}
if (OnItemOut != null)
{
OnItemOut(margs);
}
}
if (!(args.OverTo is PopupMenu))
{
PopupMenu rootMenu = this;
while (rootMenu.Parent is PopupMenu)
{
rootMenu.m_HoverItemIndex = -1;
if (rootMenu.OnMenuOut != null)
{
rootMenu.OnMenuOut(new UIMenuEventArgs(rootMenu, null));
}
rootMenu = (PopupMenu)rootMenu.Parent;
}
rootMenu.m_HoverItemIndex = -1;
if (rootMenu.OnMenuOut != null)
{
rootMenu.OnMenuOut(new UIMenuEventArgs(rootMenu, null));
}
}
};
OnMouseOver += delegate(UIMouseOverEventArgs args) {
if (args.Target != this)
{
return;
}
};
OnMouseClick += delegate(UIMouseButtonEventArgs args) {
if (args.Target != this)
{
return;
}
MenuItem item;
if (m_HoverItemIndex >= 0 && m_HoverItemIndex < m_Items.Count)
{
item = m_Items[m_HoverItemIndex];
UIMenuEventArgs margs = new UIMenuEventArgs(this, item);
if (item.OnClick != null)
{
item.OnClick(margs);
}
if (OnItemClick != null)
{
OnItemClick(margs);
}
}
};
}