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t Merge remote-tracking branch 'origin/next-minor' into next-major

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Dylan K. Taylor 2022-10-11 22:06:18 +01:00
commit 8c651ce4b4
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1 changed files with 13 additions and 14 deletions
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27
src/inventory/DelegateInventory.php
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@ -24,8 +24,6 @@ declare(strict_types=1);
namespace pocketmine\inventory; namespace pocketmine\inventory;
use pocketmine\item\Item; use pocketmine\item\Item;
use pocketmine\player\Player;
use function count;
/** /**
* An inventory which is backed by another inventory, and acts as a proxy to that inventory. * An inventory which is backed by another inventory, and acts as a proxy to that inventory.
@ -37,16 +35,25 @@ class DelegateInventory extends BaseInventory{
private Inventory $backingInventory private Inventory $backingInventory
){ ){
parent::__construct(); parent::__construct();
$weakThis = \WeakReference::create($this);
$this->backingInventory->getListeners()->add($this->inventoryListener = new CallbackInventoryListener( $this->backingInventory->getListeners()->add($this->inventoryListener = new CallbackInventoryListener(
function(Inventory $unused, int $slot, Item $oldItem) : void{ static function(Inventory $unused, int $slot, Item $oldItem) use ($weakThis) : void{
$this->onSlotChange($slot, $oldItem); if(($strongThis = $weakThis->get()) !== null){
$strongThis->onSlotChange($slot, $oldItem);
}
}, },
function(Inventory $unused, array $oldContents) : void{ static function(Inventory $unused, array $oldContents) use ($weakThis) : void{
$this->onContentChange($oldContents); if(($strongThis = $weakThis->get()) !== null){
$strongThis->onContentChange($oldContents);
}
} }
)); ));
} }
public function __destruct(){
$this->backingInventory->getListeners()->remove($this->inventoryListener);
}
public function getSize() : int{ public function getSize() : int{
return $this->backingInventory->getSize(); return $this->backingInventory->getSize();
} }
@ -66,12 +73,4 @@ class DelegateInventory extends BaseInventory{
protected function internalSetContents(array $items) : void{ protected function internalSetContents(array $items) : void{
$this->backingInventory->setContents($items); $this->backingInventory->setContents($items);
} }
public function onClose(Player $who) : void{
parent::onClose($who);
if(count($this->getViewers()) === 0 && count($this->getListeners()->toArray()) === 1){
$this->backingInventory->getListeners()->remove($this->inventoryListener);
$this->inventoryListener = CallbackInventoryListener::onAnyChange(static function() : void{}); //break cyclic reference
}
}
} }