C# Items.Item类代码示例

		public override bool TryDropItem( Mobile from, Item dropped, bool sendFullMessage )
		{
			if ( !CheckHold( from, dropped, sendFullMessage, true ) )
				return false;

			BaseHouse house = BaseHouse.FindHouseAt( this );

			if ( house != null && house.IsLockedDown( this ) )
			{
				if ( !house.LockDown( from, dropped, false ) )
					return false;
			}

			List<Item> list = this.Items;

			for ( int i = 0; i < list.Count; ++i )
			{
				Item item = list[i];

				if ( !(item is Container) && item.StackWith( from, dropped, false ) )
					return true;
			}

			DropItem( dropped );

			return true;
		}

		public override bool OnDragDrop(Mobile from, Item dropped)
		{
			// trigger returns true if returnoverride
			if (XmlScript.HasTrigger(this, TriggerName.onDragDrop) &&
				UberScriptTriggers.Trigger(this, from, TriggerName.onDragDrop, dropped))
			{
				return true;
			}
			var player = from as PlayerMobile;

			if (player != null)
			{
				QuestSystem qs = player.Quest;

				if (qs is TheSummoningQuest)
				{
					if (dropped is DaemonBone)
					{
						var bones = (DaemonBone)dropped;

						QuestObjective obj = qs.FindObjective(typeof(CollectBonesObjective));

						if (obj != null && !obj.Completed)
						{
							int need = obj.MaxProgress - obj.CurProgress;

							if (bones.Amount < need)
							{
								obj.CurProgress += bones.Amount;
								bones.Delete();

								qs.ShowQuestLogUpdated();
							}
							else
							{
								obj.Complete();
								bones.Consume(need);

								if (!bones.Deleted)
								{
									// TODO: Accurate?
									SayTo(from, 1050038);
										// You have already given me all the Daemon bones necessary to weave the spell.  Keep these for a later time.
								}
							}
						}
						else
						{
							// TODO: Accurate?
							SayTo(from, 1050038);
								// You have already given me all the Daemon bones necessary to weave the spell.  Keep these for a later time.
						}

						return false;
					}
				}
			}

			return base.OnDragDrop(from, dropped);
		}

		public override bool CheckItemUse( Mobile from, Item item )
		{
			if ( item != this && (m_Boat == null || !m_Boat.Contains( from ) || m_Boat.IsMoving) )
				return false;

			return base.CheckItemUse( from, item );
		}

		public override bool OnDragDrop( Mobile from, Item dropped )
		{
			PlayerMobile player = from as PlayerMobile;

			if ( player != null )
			{
				QuestSystem qs = player.Quest;

				if ( qs is HaochisTrialsQuest )
				{
					QuestObjective obj = qs.FindObjective( typeof( FourthTrialCatsObjective ) );

					if ( obj != null && !obj.Completed )
					{
						Gold gold = dropped as Gold;

						if ( gold != null )
						{
							obj.Complete();
							qs.AddObjective( new FourthTrialReturnObjective( false ) );

							SayTo( from, 1063241 ); // I thank thee.  This gold will be a great help to me and mine!

							gold.Consume(); // Intentional difference from OSI: don't take all the gold of poor newbies!
							return gold.Deleted;
						}
					}
				}
			}

			return base.OnDragDrop( from, dropped );
		}

		public override bool CheckHold( Mobile m, Item item, bool message, bool checkItems, int plusItems, int plusWeight )
		{
			if ( IsSecure && !BaseHouse.CheckHold( m, this, item, message, checkItems, plusItems, plusWeight ) )
				return false;

			return base.CheckHold( m, item, message, checkItems, plusItems, plusWeight );
		}

		public override void OnItemRemoved(Item item)
		{
			if (!(item is VirtualCheck))
			{
				ClearChecks();
			}
		}

		public HarvestTarget( Item tool, HarvestSystem system ) : base( -1, true, TargetFlags.None )
		{
			m_Tool = tool;
			m_System = system;

			DisallowMultis = true;
		}

            private void DismantleItem(Mobile from, Item item)
            {
                if (!from.InRange(item.GetWorldLocation(), 2))
                {
                    from.SendMessage("You need to be closer to it.");
                    return;
                }
                else if (!item.IsChildOf(from.Backpack) && !item.Movable)
                {
                    from.SendMessage("It can't be dismantled.");
                    return;
                }

                from.SendMessage("You dismantle the object.");
                Effects.PlaySound(item.GetWorldLocation(), item.Map, 0x3B3);

                if (item is Container)
                {
                    if (item is TrapableContainer)
                        (item as TrapableContainer).ExecuteTrap(from);

                    ((Container)item).Destroy();
                }
                else
                {
                    item.Delete();
                }
            }

		public override bool OnDragDrop( Mobile from, Item dropped )
		{
			if ( !this.IsChildOf( from.Backpack ) )
			{
				from.SendLocalizedMessage( 1060640 ); // The item must be in your backpack to use it.
				return false;
			}

			Key key = dropped as Key;

			if ( key == null || key.KeyValue == 0 )
			{
				from.SendLocalizedMessage( 501689 ); // Only non-blank keys can be put on a keyring.
				return false;
			}
			else if ( this.Keys.Count >= MaxKeys )
			{
				from.SendLocalizedMessage( 1008138 ); // This keyring is full.
				return false;
			}
			else
			{
				Add( key );
				from.SendLocalizedMessage( 501691 ); // You put the key on the keyring.
				return true;
			}
		}

		public override void DropItem( Item dropped )
		{
			if( !dropped.EventItem )
				base.DropItem( dropped );
			else
				dropped.Delete();
		}

		public static void Resurrect( Mobile m, Item item )
		{
            if ( m.InRange(item, 2) && m.InLOS(item))
            {
                if (!m.Alive)
                {
                    if (m.Map == null || !m.Map.CanFit(m.Location, 16, false, false))
                    {
                        m.SendLocalizedMessage(502391); // Thou can not be resurrected there!
                    }
                    else if (m.Region is HouseRegion)
                    {
                        m.SendAsciiMessage("You can't get resurrected in house regions.");
                    }
                    else
                    {
                        m.PlaySound(0x214);
                        m.FixedEffect(0x376A, 10, 16);

                        m.Resurrect();

                        //m.CloseGump(typeof(ResurrectGump));
                        //m.SendGump(new ResurrectGump(m, item, ResurrectMessage.VirtueShrine));
                    }
                }
            }
            else
            {
                m.LocalOverheadMessage(MessageType.Regular, 906, 1019045); // I can't reach that.
            }	
        }

		public override bool TryDropItem( Mobile from, Item dropped, bool sendFullMessage )
		{
			if ( !CheckHold( from, dropped, sendFullMessage, true ) )
				return false;

			BaseHouse house = BaseHouse.FindHouseAt( this );

			if ( house != null && house.IsLockedDown( this ) )
			{
				if ( dropped is VendorRentalContract || ( dropped is Container && ((Container)dropped).FindItemByType( typeof( VendorRentalContract ) ) != null ) )
				{
					from.SendLocalizedMessage( 1062492 ); // You cannot place a rental contract in a locked down container.
					return false;
				}

				if ( !house.LockDown( from, dropped, false ) )
					return false;
			}

			List<Item> list = this.Items;

			for ( int i = 0; i < list.Count; ++i )
			{
				Item item = list[i];

				if ( !(item is Container) && item.StackWith( from, dropped, false ) )
					return true;
			}

			DropItem( dropped );

			return true;
		}

		private void AddItem( Mobile from, int x, int y, int z, Item item, bool vis )
		{
			item.Visible = vis;
			item.MoveToWorld( new Point3D( from.Location.X + x, from.Location.Y + y, from.Location.Z + z ), from.Map );

			m_Components.Add( item );
		}

		public static void Resurrect(Mobile m, Item item)
		{
			if (m.Alive)
			{
				return;
			}

			if (!m.InRange(item.GetWorldLocation(), ResurrectRange))
			{
				m.SendLocalizedMessage(500446); // That is too far away.
			}
			else if (m.Map != null && m.Map.CanFit(m.Location, 16, false, false))
			{
				m.CloseGump(typeof(ResurrectGump));

				/*PlayerMobile pres = m as PlayerMobile;

				if (pres.MurderBounty > 0)
					m.SendGump( new ResurrectGump( m, m, pres.MurderBounty ) );
				else*/
				m.SendGump(new ResurrectGump(m, ResurrectMessage.VirtueShrine));
			}
			else
			{
				m.SendLocalizedMessage(502391); // Thou can not be resurrected there!
			}
		}

		public override bool OnDragDrop( Mobile from, Item dropped )
		{
			PlayerMobile player = from as PlayerMobile;

			if ( player != null )
			{
				QuestSystem qs = player.Quest;

				if ( qs is EminosUndertakingQuest )
				{
					if ( dropped is NoteForZoel )
					{
						QuestObjective obj = qs.FindObjective( typeof( GiveZoelNoteObjective ) );

						if ( obj != null && !obj.Completed )
						{
							dropped.Delete();
							obj.Complete();
							return true;
						}
					}
				}
			}

			return base.OnDragDrop( from, dropped );
		}