Add item on item decoder; minor mining changes.

src/org/apollo/game/event/handler/impl/BankButtonEventHandler.java

@@ -24,9 +24,9 @@ public final class BankButtonEventHandler extends EventHandler<ButtonEvent> {
 
 	@Override
 	public void handle(EventHandlerContext ctx, Player player, ButtonEvent event) {
-		if (event.getInterfaceId() == WITHDRAW_AS_ITEM) {
+		if (event.getWidgetId() == WITHDRAW_AS_ITEM) {
 			player.setWithdrawingNotes(false);
-		} else if (event.getInterfaceId() == WITHDRAW_AS_NOTE) {
+		} else if (event.getWidgetId() == WITHDRAW_AS_NOTE) {
 			player.setWithdrawingNotes(true);
 		}
 	}

src/org/apollo/game/event/handler/impl/ItemOnItemVerificationHandler.java

@@ -0,0 +1,34 @@
+package org.apollo.game.event.handler.impl;
+
+import org.apollo.game.event.handler.EventHandler;
+import org.apollo.game.event.handler.EventHandlerContext;
+import org.apollo.game.event.impl.ItemOnItemEvent;
+import org.apollo.game.model.Inventory;
+import org.apollo.game.model.Item;
+import org.apollo.game.model.Player;
+
+/**
+ * An {@link EventHandler} which verifies the target item in {@link ItemOnItemEvent}s.
+ * 
+ * @author Chris Fletcher
+ */
+public final class ItemOnItemVerificationHandler extends EventHandler<ItemOnItemEvent> {
+
+	@Override
+	public void handle(EventHandlerContext ctx, Player player, ItemOnItemEvent event) {
+		Inventory inventory = ItemVerificationHandler.interfaceToInventory(player, event.getTargetInterfaceId());
+
+		int slot = event.getTargetSlot();
+		if (slot < 0 || slot >= inventory.capacity()) {
+			ctx.breakHandlerChain();
+			return;
+		}
+
+		Item item = inventory.get(slot);
+		if (item == null || item.getId() != event.getTargetId()) {
+			ctx.breakHandlerChain();
+			return;
+		}
+	}
+
+}

src/org/apollo/game/event/handler/impl/ItemVerificationHandler.java

@@ -19,12 +19,11 @@ public final class ItemVerificationHandler extends EventHandler<InventoryItemEve
 	/**
 	 * Gets the inventory based on the interface id.
 	 * 
-	 * @param player The player.
 	 * @param interfaceId The interface id.
 	 * @return The proper inventory.
-	 * @throws IllegalArgumentException If the interface id is illegal.
+	 * @throws IllegalArgumentException If the interface id is not legal.
 	 */
-	private static Inventory interfaceToInventory(Player player, int interfaceId) {
+	public static Inventory interfaceToInventory(Player player, int interfaceId) {
 		switch (interfaceId) {
 
 		case SynchronizationInventoryListener.INVENTORY_ID:
@@ -38,7 +37,7 @@ public final class ItemVerificationHandler extends EventHandler<InventoryItemEve
 			return player.getBank();
 
 		default:
-			throw new IllegalArgumentException("Unknown interface id: " + interfaceId);
+			throw new IllegalArgumentException("unknown interface id: " + interfaceId);
 		}
 	}
 

src/org/apollo/game/event/impl/ButtonEvent.java

@@ -3,33 +3,33 @@ package org.apollo.game.event.impl;
 import org.apollo.game.event.Event;
 
 /**
- * An event sent when the client clicks a button.
+ * An event sent when a player clicks a button.
  * 
  * @author Graham
  */
 public final class ButtonEvent extends Event {
 
 	/**
-	 * The interface id.
+	 * The widget id.
 	 */
-	private final int interfaceId;
+	private final int widgetId;
 
 	/**
 	 * Creates the button event.
 	 * 
-	 * @param interfaceId The interface id.
+	 * @param widgetId The widget id.
 	 */
-	public ButtonEvent(int interfaceId) {
-		this.interfaceId = interfaceId;
+	public ButtonEvent(int widgetId) {
+		this.widgetId = widgetId;
 	}
 
 	/**
-	 * Gets the interface id.
+	 * Gets the widget id.
 	 * 
-	 * @return The interface id.
+	 * @return The widget id.
 	 */
-	public int getInterfaceId() {
-		return interfaceId;
+	public int getWidgetId() {
+		return widgetId;
 	}
 
-}
+}

src/org/apollo/game/event/impl/ItemOnItemEvent.java

@@ -0,0 +1,70 @@
+package org.apollo.game.event.impl;
+
+/**
+ * An event which is sent by the client when a player uses one inventory item on another.
+ * 
+ * @author Chris Fletcher
+ */
+public final class ItemOnItemEvent extends InventoryItemEvent {
+
+	/**
+	 * The interface id of the target item.
+	 */
+	private final int targetInterface;
+
+	/**
+	 * The id of the target item.
+	 */
+	private final int targetId;
+
+	/**
+	 * The slot of the target item.
+	 */
+	private final int targetSlot;
+
+	/**
+	 * Creates a new item-on-item event.
+	 * 
+	 * @param usedInterface The interface id of the used item.
+	 * @param usedId The id of the used item.
+	 * @param usedSlot The slot of the target item.
+	 * @param targetInterface The interface id of the target item.
+	 * @param targetId The id of the target item.
+	 * @param targetSlot The slot of the target item.
+	 */
+	public ItemOnItemEvent(int usedInterface, int usedId, int usedSlot, int targetInterface, int targetId,
+			int targetSlot) {
+		super(0, usedInterface, usedId, usedSlot);
+		this.targetInterface = targetInterface;
+		this.targetSlot = targetSlot;
+		this.targetId = targetId;
+	}
+
+	/**
+	 * Gets the interface id of the target item.
+	 * 
+	 * @return The target item's interface id.
+	 */
+	public int getTargetInterfaceId() {
+		return targetInterface;
+	}
+
+	/**
+	 * Gets the id of the target item.
+	 * 
+	 * @return The target item's interface id.
+	 */
+	public int getTargetId() {
+		return targetId;
+	}
+
+	/**
+	 * Gets the slot of the target item.
+	 * 
+	 * @return The slot of the target item.
+	 */
+	public int getTargetSlot() {
+		return targetSlot;
+	}
+
+}

src/org/apollo/net/release/r317/ItemOnItemEventDecoder.java

@@ -0,0 +1,34 @@
+package org.apollo.net.release.r317;
+
+import org.apollo.game.event.impl.ItemOnItemEvent;
+import org.apollo.net.codec.game.DataOrder;
+import org.apollo.net.codec.game.DataTransformation;
+import org.apollo.net.codec.game.DataType;
+import org.apollo.net.codec.game.GamePacket;
+import org.apollo.net.codec.game.GamePacketReader;
+import org.apollo.net.release.EventDecoder;
+
+/**
+ * An {@link EventDecoder} for the {@link ItemOnItemEventDecoder}.
+ * 
+ * @author Chris Fletcher
+ */
+final class ItemOnItemEventDecoder extends EventDecoder<ItemOnItemEvent> {
+
+	@Override
+	public ItemOnItemEvent decode(GamePacket packet) {
+		GamePacketReader reader = new GamePacketReader(packet);
+
+		int targetSlot = (int) reader.getUnsigned(DataType.SHORT);
+		int usedSlot = (int) reader.getUnsigned(DataType.SHORT, DataTransformation.ADD);
+
+		int targetId = (int) reader.getSigned(DataType.SHORT, DataOrder.LITTLE, DataTransformation.ADD);
+		int targetInterface = (int) reader.getUnsigned(DataType.SHORT);
+
+		int usedId = (int) reader.getSigned(DataType.SHORT, DataOrder.LITTLE);
+		int usedInterface = (int) reader.getUnsigned(DataType.SHORT);
+
+		return new ItemOnItemEvent(usedInterface, usedId, usedSlot, targetInterface, targetId, targetSlot);
+	}
+
+}

src/org/apollo/net/release/r317/Release317.java

@@ -94,6 +94,7 @@ public final class Release317 extends Release {
 		register(135, new FifthItemActionEventDecoder());
 		register(130, new ClosedInterfaceEventDecoder());
 		register(208, new EnteredAmountEventDecoder());
+		register(53, new ItemOnItemEventDecoder());
 
 		// register encoders
 		register(IdAssignmentEvent.class, new IdAssignmentEventEncoder());

src/org/apollo/net/release/r377/ItemOnItemEventDecoder.java

@@ -0,0 +1,34 @@
+package org.apollo.net.release.r377;
+
+import org.apollo.game.event.impl.ItemOnItemEvent;
+import org.apollo.net.codec.game.DataOrder;
+import org.apollo.net.codec.game.DataTransformation;
+import org.apollo.net.codec.game.DataType;
+import org.apollo.net.codec.game.GamePacket;
+import org.apollo.net.codec.game.GamePacketReader;
+import org.apollo.net.release.EventDecoder;
+
+/**
+ * An {@link EventDecoder} for the {@link ItemOnItemEventDecoder}.
+ * 
+ * @author Chris Fletcher
+ */
+final class ItemOnItemEventDecoder extends EventDecoder<ItemOnItemEvent> {
+
+	@Override
+	public ItemOnItemEvent decode(GamePacket packet) {
+		GamePacketReader reader = new GamePacketReader(packet);
+
+		int targetId = (int) reader.getUnsigned(DataType.SHORT);
+		int usedSlot = (int) reader.getUnsigned(DataType.SHORT, DataOrder.LITTLE);
+
+		int usedId = (int) reader.getUnsigned(DataType.SHORT, DataOrder.LITTLE);
+		int targetInterface = (int) reader.getUnsigned(DataType.SHORT, DataOrder.LITTLE, DataTransformation.ADD);
+
+		int targetSlot = (int) reader.getUnsigned(DataType.SHORT, DataTransformation.ADD);
+		int usedInterface = (int) reader.getUnsigned(DataType.SHORT, DataTransformation.ADD);
+
+		return new ItemOnItemEvent(usedInterface, usedId, usedSlot, targetInterface, targetId, targetSlot);
+	}
+
+}

src/org/apollo/net/release/r377/Release377.java

@@ -94,7 +94,8 @@ public final class Release377 extends Release {
 		register(158, new FifthItemActionEventDecoder());
 		register(110, new ClosedInterfaceEventDecoder());
 		register(75, new EnteredAmountEventDecoder());
-
+		register(1, new ItemOnItemEventDecoder());
+		
 		// register encoders
 		register(IdAssignmentEvent.class, new IdAssignmentEventEncoder());
 		register(RegionChangeEvent.class, new RegionChangeEventEncoder());