MWGui::TradeItemModel Class Reference

An item model that allows 'borrowing' items from another item model. Used for previewing barter offers. Also filters items that the merchant does not sell. More...

#include <tradeitemmodel.hpp>

Inheritance diagram for MWGui::TradeItemModel:

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Public Member Functions
	TradeItemModel (ItemModel *sourceModel, const MWWorld::Ptr &merchant)
virtual ItemStack	getItem (ModelIndex index)
	Throws for invalid index or out of range index. More...
virtual size_t	getItemCount ()
virtual void	update ()
	Rebuild the item model, this will invalidate existing model indices. More...
void	borrowItemFromUs (ModelIndex itemIndex, size_t count)
void	borrowItemToUs (ModelIndex itemIndex, ItemModel *source, size_t count)
void	returnItemBorrowedToUs (ModelIndex itemIndex, size_t count)
void	returnItemBorrowedFromUs (ModelIndex itemIndex, ItemModel *source, size_t count)
void	transferItems ()
	Permanently transfers items that were borrowed to us from another model to this model. More...
void	abort ()
	Aborts trade. More...
void	adjustEncumbrance (float &encumbrance)
std::vector< ItemStack >	getItemsBorrowedToUs ()
Public Member Functions inherited from MWGui::ProxyItemModel
	ProxyItemModel ()
virtual	~ProxyItemModel ()
virtual MWWorld::Ptr	copyItem (const ItemStack &item, size_t count, bool setNewOwner=false)
virtual void	removeItem (const ItemStack &item, size_t count)
virtual ModelIndex	getIndex (ItemStack item)
	Returns an invalid index if the item was not found. More...
void	setSourceModel (ItemModel *sourceModel)
ModelIndex	mapToSource (ModelIndex index)
ModelIndex	mapFromSource (ModelIndex index)
Public Member Functions inherited from MWGui::ItemModel
	ItemModel ()
virtual	~ItemModel ()
virtual MWWorld::Ptr	moveItem (const ItemStack &item, size_t count, ItemModel *otherModel)
virtual bool	allowedToInsertItems () const
	Is the player allowed to insert items into this model? (default true) More...

Private Member Functions
void	borrowImpl (const ItemStack &item, std::vector< ItemStack > &out)
void	unborrowImpl (const ItemStack &item, size_t count, std::vector< ItemStack > &out)

Private Attributes
std::vector< ItemStack >	mItems
std::vector< ItemStack >	mBorrowedToUs
std::vector< ItemStack >	mBorrowedFromUs
MWWorld::Ptr	mMerchant

Additional Inherited Members
Public Types inherited from MWGui::ItemModel
typedef int	ModelIndex
Protected Attributes inherited from MWGui::ProxyItemModel
ItemModel *	mSourceModel

Detailed Description

An item model that allows 'borrowing' items from another item model. Used for previewing barter offers. Also filters items that the merchant does not sell.

Constructor & Destructor Documentation

MWGui::TradeItemModel::TradeItemModel	(	ItemModel *	sourceModel,
		const MWWorld::Ptr &	merchant
	)

Member Function Documentation

void MWGui::TradeItemModel::abort

(

)

Aborts trade.

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void MWGui::TradeItemModel::adjustEncumbrance

(

float &

encumbrance

)

Adjusts the given encumbrance by adding weight for items that have been lent to us, and removing weight for items we've lent to someone else.

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void MWGui::TradeItemModel::borrowImpl ( const ItemStack &  item, std::vector< ItemStack > &  out  )

private

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void MWGui::TradeItemModel::borrowItemFromUs	(	ModelIndex	itemIndex,
		size_t	count
	)

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void MWGui::TradeItemModel::borrowItemToUs	(	ModelIndex	itemIndex,
		ItemModel *	source,
		size_t	count
	)

Note

itemIndex points to an item in source

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ItemStack MWGui::TradeItemModel::getItem ( ModelIndex  index )

virtual

Throws for invalid index or out of range index.

Implements MWGui::ItemModel.

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size_t MWGui::TradeItemModel::getItemCount ( )

virtual

The number of items in the model, this specifies the range of indices you can pass to the getItem function (but this range is only valid until the next call to update())

Implements MWGui::ItemModel.

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std::vector< ItemStack > MWGui::TradeItemModel::getItemsBorrowedToUs

(

)

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void MWGui::TradeItemModel::returnItemBorrowedFromUs	(	ModelIndex	itemIndex,
		ItemModel *	source,
		size_t	count
	)

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void MWGui::TradeItemModel::returnItemBorrowedToUs	(	ModelIndex	itemIndex,
		size_t	count
	)

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void MWGui::TradeItemModel::transferItems

(

)

Permanently transfers items that were borrowed to us from another model to this model.

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void MWGui::TradeItemModel::unborrowImpl ( const ItemStack &  item, size_t  count, std::vector< ItemStack > &  out  )

private

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void MWGui::TradeItemModel::update ( )

virtual

Rebuild the item model, this will invalidate existing model indices.

Implements MWGui::ItemModel.

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Member Data Documentation

std::vector<ItemStack> MWGui::TradeItemModel::mBorrowedFromUs

private

std::vector<ItemStack> MWGui::TradeItemModel::mBorrowedToUs

private

std::vector<ItemStack> MWGui::TradeItemModel::mItems

private

MWWorld::Ptr MWGui::TradeItemModel::mMerchant

private

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The documentation for this class was generated from the following files:

• /home/travis/build/OpenMW/openmw/apps/openmw/mwgui/tradeitemmodel.hpp
• /home/travis/build/OpenMW/openmw/apps/openmw/mwgui/tradeitemmodel.cpp