Files
MinecraftConsoles/Minecraft.World/AbstractContainerMenu.cpp
2026-03-02 17:37:16 +07:00

538 lines
13 KiB
C++

#include "stdafx.h"
#include "net.minecraft.world.entity.player.h"
#include "net.minecraft.world.item.h"
#include "Slot.h"
#include "AbstractContainerMenu.h"
// 4J Stu - The java does not have ctor here (being an abstract) but we need one to initialise the member variables
// TODO Make sure all derived classes also call this
AbstractContainerMenu::AbstractContainerMenu()
{
lastSlots = new vector<shared_ptr<ItemInstance> >();
slots = new vector<Slot *>();
containerId = 0;
changeUid = 0;
m_bNeedsRendered = false;
containerListeners = new vector<ContainerListener *>();
}
AbstractContainerMenu::~AbstractContainerMenu()
{
delete lastSlots;
for( unsigned int i = 0; i < slots->size(); i++ )
{
delete slots->at(i);
}
delete slots;
delete containerListeners;
}
Slot *AbstractContainerMenu::addSlot(Slot *slot)
{
slot->index = (int)slots->size();
slots->push_back(slot);
lastSlots->push_back(nullptr);
return slot;
}
void AbstractContainerMenu::addSlotListener(ContainerListener *listener)
{
// TODO 4J Add exceptions
/*
if (containerListeners->contains(listener)) {
throw new IllegalArgumentException("Listener already listening");
}
*/
containerListeners->push_back(listener);
vector<shared_ptr<ItemInstance> > *items = getItems();
listener->refreshContainer(this, items);
delete items;
broadcastChanges();
}
vector<shared_ptr<ItemInstance> > *AbstractContainerMenu::getItems()
{
vector<shared_ptr<ItemInstance> > *items = new vector<shared_ptr<ItemInstance> >();
AUTO_VAR(itEnd, slots->end());
for (AUTO_VAR(it, slots->begin()); it != itEnd; it++)
{
items->push_back((*it)->getItem());
}
return items;
}
void AbstractContainerMenu::sendData(int id, int value)
{
AUTO_VAR(itEnd, containerListeners->end());
for (AUTO_VAR(it, containerListeners->begin()); it != itEnd; it++)
{
(*it)->setContainerData(this, id, value);
}
}
void AbstractContainerMenu::broadcastChanges()
{
for (unsigned int i = 0; i < slots->size(); i++)
{
shared_ptr<ItemInstance> current = slots->at(i)->getItem();
shared_ptr<ItemInstance> expected = lastSlots->at(i);
if (!ItemInstance::matches(expected, current))
{
expected = current == NULL ? nullptr : current->copy();
(*lastSlots)[i] = expected;
m_bNeedsRendered = true;
AUTO_VAR(itEnd, containerListeners->end());
for (AUTO_VAR(it, containerListeners->begin()); it != itEnd; it++)
{
(*it)->slotChanged(this, i, expected);
}
}
}
}
bool AbstractContainerMenu::needsRendered()
{
bool needsRendered = m_bNeedsRendered;
m_bNeedsRendered = false;
for (unsigned int i = 0; i < slots->size(); i++)
{
shared_ptr<ItemInstance> current = slots->at(i)->getItem();
shared_ptr<ItemInstance> expected = lastSlots->at(i);
if (!ItemInstance::matches(expected, current))
{
expected = current == NULL ? nullptr : current->copy();
(*lastSlots)[i] = expected;
needsRendered = true;
}
}
return needsRendered;
}
bool AbstractContainerMenu::clickMenuButton(shared_ptr<Player> player, int buttonId)
{
return false;
}
Slot *AbstractContainerMenu::getSlotFor(shared_ptr<Container> c, int index)
{
AUTO_VAR(itEnd, slots->end());
for (AUTO_VAR(it, slots->begin()); it != itEnd; it++)
{
Slot *slot = *it; //slots->at(i);
if (slot->isAt(c, index))
{
return slot;
}
}
return NULL;
}
Slot *AbstractContainerMenu::getSlot(int index)
{
return slots->at(index);
}
shared_ptr<ItemInstance> AbstractContainerMenu::quickMoveStack(shared_ptr<Player> player, int slotIndex)
{
Slot *slot = slots->at(slotIndex);
if (slot != NULL)
{
return slot->getItem();
}
return nullptr;
}
shared_ptr<ItemInstance> AbstractContainerMenu::clicked(int slotIndex, int buttonNum, int clickType, shared_ptr<Player> player)
{
shared_ptr<ItemInstance> clickedEntity = nullptr;
shared_ptr<Inventory> inventory = player->inventory;
if ((clickType == CLICK_PICKUP || clickType == CLICK_QUICK_MOVE) && (buttonNum == 0 || buttonNum == 1))
{
if (slotIndex == CLICKED_OUTSIDE)
{
if (inventory->getCarried() != NULL)
{
if (slotIndex == CLICKED_OUTSIDE)
{
if (buttonNum == 0)
{
player->drop(inventory->getCarried());
inventory->setCarried(nullptr);
}
if (buttonNum == 1)
{
player->drop(inventory->getCarried()->remove(1));
if (inventory->getCarried()->count == 0) inventory->setCarried(nullptr);
}
}
}
}
else if (clickType == CLICK_QUICK_MOVE)
{
Slot *slot = slots->at(slotIndex);
if(slot != NULL && slot->mayPickup(player))
{
shared_ptr<ItemInstance> piiClicked = quickMoveStack(player, slotIndex);
if (piiClicked != NULL)
{
//int oldSize = piiClicked->count; // 4J - Commented 1.8.2 and replaced with below
int oldType = piiClicked->id;
clickedEntity = piiClicked->copy();
if (slot != NULL)
{
if (slot->getItem() != NULL && slot->getItem()->id == oldType)
{
// 4J Stu - Brought forward loopClick from 1.2 to fix infinite recursion bug in creative
loopClick(slotIndex, buttonNum, true, player);
}
}
}
}
}
else
{
if (slotIndex < 0) return nullptr;
Slot *slot = slots->at(slotIndex);
if (slot != NULL)
{
shared_ptr<ItemInstance> clicked = slot->getItem();
shared_ptr<ItemInstance> carried = inventory->getCarried();
if (clicked != NULL)
{
clickedEntity = clicked->copy();
}
if (clicked == NULL)
{
if (carried != NULL && slot->mayPlace(carried))
{
int c = buttonNum == 0 ? carried->count : 1;
if (c > slot->getMaxStackSize())
{
c = slot->getMaxStackSize();
}
slot->set(carried->remove(c));
if (carried->count == 0)
{
inventory->setCarried(nullptr);
}
}
}
// 4J Added for dyable armour and combinining damaged items
else if (buttonNum == 1 && mayCombine(slot, carried))
{
shared_ptr<ItemInstance> combined = slot->combine(carried);
if(combined != NULL)
{
slot->set(combined);
if(!player->abilities.instabuild) carried->remove(1);
if (carried->count == 0)
{
inventory->setCarried(nullptr);
}
}
}
else if (slot->mayPickup(player))
{
if (carried == NULL)
{
// pick up to empty hand
int c = buttonNum == 0 ? clicked->count : (clicked->count + 1) / 2;
shared_ptr<ItemInstance> removed = slot->remove(c);
inventory->setCarried(removed);
if (clicked->count == 0)
{
slot->set(nullptr);
}
slot->onTake(player, inventory->getCarried());
}
else if (slot->mayPlace(carried))
{
// put down and/or pick up
if (clicked->id != carried->id || clicked->getAuxValue() != carried->getAuxValue() || !ItemInstance::tagMatches(clicked, carried))
{
// no match, replace
if (carried->count <= slot->getMaxStackSize())
{
slot->set(carried);
inventory->setCarried(clicked);
}
}
else
{
// match, attempt to fill slot
int c = buttonNum == 0 ? carried->count : 1;
if (c > slot->getMaxStackSize() - clicked->count)
{
c = slot->getMaxStackSize() - clicked->count;
}
if (c > carried->getMaxStackSize() - clicked->count)
{
c = carried->getMaxStackSize() - clicked->count;
}
carried->remove(c);
if (carried->count == 0)
{
inventory->setCarried(nullptr);
}
clicked->count += c;
}
}
else
{
// pick up to non-empty hand
if (clicked->id == carried->id && carried->getMaxStackSize() > 1 && (!clicked->isStackedByData() || clicked->getAuxValue() == carried->getAuxValue())
&& ItemInstance::tagMatches(clicked, carried))
{
int c = clicked->count;
if (c > 0 && c + carried->count <= carried->getMaxStackSize())
{
carried->count += c;
clicked = slot->remove(c);
if (clicked->count == 0) slot->set(nullptr);
slot->onTake(player, inventory->getCarried());
}
}
}
}
slot->setChanged();
}
}
}
else if (clickType == CLICK_SWAP && buttonNum >= 0 && buttonNum < 9)
{
Slot *slot = slots->at(slotIndex);
if (slot->mayPickup(player))
{
shared_ptr<ItemInstance> current = inventory->getItem(buttonNum);
bool canMove = current == NULL || (slot->container == inventory && slot->mayPlace(current));
int freeSlot = -1;
if (!canMove)
{
freeSlot = inventory->getFreeSlot();
canMove |= freeSlot > -1;
}
if (slot->hasItem() && canMove)
{
shared_ptr<ItemInstance> taking = slot->getItem();
inventory->setItem(buttonNum, taking);
if ((slot->container == inventory && slot->mayPlace(current)) || current == NULL)
{
slot->remove(taking->count);
slot->set(current);
slot->onTake(player, taking);
}
else if (freeSlot > -1)
{
inventory->add(current);
slot->remove(taking->count);
slot->set(nullptr);
slot->onTake(player, taking);
}
}
else if (!slot->hasItem() && current != NULL && slot->mayPlace(current))
{
inventory->setItem(buttonNum, nullptr);
slot->set(current);
}
}
}
else if (clickType == CLICK_CLONE && player->abilities.instabuild && inventory->getCarried() == NULL && slotIndex >= 0)
{
Slot *slot = slots->at(slotIndex);
if (slot != NULL && slot->hasItem())
{
shared_ptr<ItemInstance> copy = slot->getItem()->copy();
copy->count = copy->getMaxStackSize();
inventory->setCarried(copy);
}
}
return clickedEntity;
}
// 4J Stu - Brought forward from 1.2 to fix infinite recursion bug in creative
void AbstractContainerMenu::loopClick(int slotIndex, int buttonNum, bool quickKeyHeld, shared_ptr<Player> player)
{
clicked(slotIndex, buttonNum, CLICK_QUICK_MOVE, player);
}
bool AbstractContainerMenu::mayCombine(Slot *slot, shared_ptr<ItemInstance> item)
{
return false;
}
void AbstractContainerMenu::removed(shared_ptr<Player> player)
{
shared_ptr<Inventory> inventory = player->inventory;
if (inventory->getCarried() != NULL)
{
player->drop(inventory->getCarried());
inventory->setCarried(nullptr);
}
}
void AbstractContainerMenu::slotsChanged()// 4J used to take a shared_ptr<Container> but wasn't using it, so removed to simplify things
{
broadcastChanges();
}
bool AbstractContainerMenu::isPauseScreen()
{
return false;
}
void AbstractContainerMenu::setItem(unsigned int slot, shared_ptr<ItemInstance> item)
{
getSlot(slot)->set(item);
}
void AbstractContainerMenu::setAll(ItemInstanceArray *items)
{
for (unsigned int i = 0; i < items->length; i++)
{
getSlot(i)->set( (*items)[i] );
}
}
void AbstractContainerMenu::setData(int id, int value)
{
}
short AbstractContainerMenu::backup(shared_ptr<Inventory> inventory)
{
changeUid++;
return changeUid;
}
bool AbstractContainerMenu::isSynched(shared_ptr<Player> player)
{
return !(unSynchedPlayers.find(player) != unSynchedPlayers.end());
}
void AbstractContainerMenu::setSynched(shared_ptr<Player> player, bool synched)
{
if (synched)
{
AUTO_VAR(it, unSynchedPlayers.find(player));
if(it != unSynchedPlayers.end()) unSynchedPlayers.erase( it );
}
else
{
unSynchedPlayers.insert(player);
}
}
// 4J Stu - Brought a few changes in this function forward from 1.2 to make it return a bool
bool AbstractContainerMenu::moveItemStackTo(shared_ptr<ItemInstance> itemStack, int startSlot, int endSlot, bool backwards)
{
bool anythingChanged = false;
int destSlot = startSlot;
if (backwards)
{
destSlot = endSlot - 1;
}
// find stackable slots first
if (itemStack->isStackable())
{
while (itemStack->count > 0 && ((!backwards && destSlot < endSlot) || (backwards && destSlot >= startSlot)))
{
Slot *slot = slots->at(destSlot);
shared_ptr<ItemInstance> target = slot->getItem();
if (target != NULL && target->id == itemStack->id && (!itemStack->isStackedByData() || itemStack->getAuxValue() == target->getAuxValue())
&& ItemInstance::tagMatches(itemStack, target) )
{
int totalStack = target->count + itemStack->count;
if (totalStack <= itemStack->getMaxStackSize())
{
itemStack->count = 0;
target->count = totalStack;
slot->setChanged();
anythingChanged = true;
}
else if (target->count < itemStack->getMaxStackSize())
{
itemStack->count -= (itemStack->getMaxStackSize() - target->count);
target->count = itemStack->getMaxStackSize();
slot->setChanged();
anythingChanged = true;
}
}
if (backwards)
{
destSlot--;
}
else
{
destSlot++;
}
}
}
// find empty slot
if (itemStack->count > 0)
{
if (backwards)
{
destSlot = endSlot - 1;
}
else
{
destSlot = startSlot;
}
while ((!backwards && destSlot < endSlot) || (backwards && destSlot >= startSlot))
{
Slot *slot = slots->at(destSlot);
shared_ptr<ItemInstance> target = slot->getItem();
if (target == NULL)
{
slot->set(itemStack->copy());
slot->setChanged();
itemStack->count = 0;
anythingChanged = true;
break;
}
if (backwards)
{
destSlot--;
}
else
{
destSlot++;
}
}
}
return anythingChanged;
}
bool AbstractContainerMenu::isOverrideResultClick(int slotNum, int buttonNum)
{
return false;
}