williamr@2: // Copyright (c) 2000-2009 Nokia Corporation and/or its subsidiary(-ies).
williamr@2: // All rights reserved.
williamr@2: // This component and the accompanying materials are made available
williamr@2: // under the terms of the License "Symbian Foundation License v1.0" to Symbian Foundation members and "Symbian Foundation End User License Agreement v1.0" to non-members
williamr@2: // which accompanies this distribution, and is available
williamr@2: // at the URL "http://www.symbianfoundation.org/legal/licencesv10.html".
williamr@2: //
williamr@2: // Initial Contributors:
williamr@2: // Nokia Corporation - initial contribution.
williamr@2: //
williamr@2: // Contributors:
williamr@2: //
williamr@2: // Description:
williamr@2: //
williamr@2: 
williamr@2: #ifndef __CSTACK_INL__
williamr@2: #define __CSTACK_INL__
williamr@2: 
williamr@2: // constants
williamr@2: const TInt KStackGranularity=32;
williamr@2: 
williamr@2: enum TCStackPanic
williamr@2: 	{
williamr@2: 	ECStackErrStackIsEmpty,
williamr@2: 	ECStackDeleteWhenNotOwner,
williamr@2: 	ECStackPopsWhenOwner
williamr@2: 	};
williamr@2: 
williamr@2: _LIT(KCStackPanicName, "CStack");
williamr@2: 
williamr@2: inline void Panic(TCStackPanic aPanic)
williamr@2: 	{
williamr@2: 	User::Panic(KCStackPanicName, aPanic);
williamr@2: 	}
williamr@2: 
williamr@2: //
williamr@2: // CStack
williamr@2: //
williamr@2: 
williamr@2: template <class T, TBool StackOwnsEntry>
williamr@2: inline CStack<T, StackOwnsEntry>::CStack()
williamr@2: : CArrayPtrSeg<T>(KStackGranularity)
williamr@2: 	{
williamr@2: 	this->Reset();
williamr@2: 	}
williamr@2: 
williamr@2: template <class T, TBool StackOwnsEntry>
williamr@2: inline CStack<T, StackOwnsEntry>::~CStack()
williamr@2: 	{ 
williamr@2: 	Clear();
williamr@2: 	}
williamr@2: 
williamr@2: template <class T, TBool StackOwnsEntry>
williamr@2: inline void CStack<T, StackOwnsEntry>::Clear() 
williamr@2: 	{ 
williamr@2: 	if (StackOwnsEntry) 
williamr@2: 		this->ResetAndDestroy(); 
williamr@2: 	else 
williamr@2: 		this->Reset(); 
williamr@2: 	}
williamr@2: 
williamr@2: template <class T, TBool StackOwnsEntry>
williamr@2: inline TBool CStack<T, StackOwnsEntry>::IsEmpty() const 
williamr@2: 	{ 
williamr@2: 	return this->Count()==0;
williamr@2: 	}
williamr@2: 
williamr@2: template <class T, TBool StackOwnsEntry>
williamr@2: inline void CStack<T, StackOwnsEntry>::PushL(T* aItem) 
williamr@2: 	{
williamr@2: 	if (StackOwnsEntry)
williamr@2: 		CleanupStack::PushL(aItem); 
williamr@2: 	this->AppendL(aItem); 
williamr@2: 	if (StackOwnsEntry)
williamr@2: 		CleanupStack::Pop();
williamr@2: 	}
williamr@2: 
williamr@2: template <class T, TBool StackOwnsEntry>
williamr@2: inline T* CStack<T, StackOwnsEntry>::Pop() 
williamr@2: 	{
williamr@2: 	__ASSERT_DEBUG(!IsEmpty(), Panic(ECStackErrStackIsEmpty));
williamr@2: 	T* item=Head(); 
williamr@2: 	this->Delete(this->Count()-1);
williamr@2: 	return item;
williamr@2: 	}
williamr@2: 
williamr@2: template <class T, TBool StackOwnsEntry>
williamr@2: inline T* CStack<T, StackOwnsEntry>::Head() const 
williamr@2: 	{
williamr@2: 	__ASSERT_DEBUG(!IsEmpty(), Panic(ECStackErrStackIsEmpty));
williamr@2: 	return this->At(this->Count()-1);
williamr@2: 	}
williamr@2: 
williamr@2: template <class T, TBool StackOwnsEntry>
williamr@2: inline T* CStack<T, StackOwnsEntry>::Last() const 
williamr@2: 	{
williamr@2: 	__ASSERT_DEBUG(!IsEmpty(), Panic(ECStackErrStackIsEmpty));
williamr@2: 	return this->At(0);
williamr@2: 	}
williamr@2: 	
williamr@2: 
williamr@2: #endif // __CSTACK_INL__