467 lines
12 KiB
C
467 lines
12 KiB
C
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#ifndef __CITEMLST_H_INCLUDED
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#define __CITEMLST_H_INCLUDED
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#include <windows.h>
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#include "wia.h"
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#include "uicommon.h"
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#include "simevent.h"
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class CCameraItem
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{
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public:
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enum CDeleteState
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{
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Delete_Visible,
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Delete_Pending,
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Delete_Deleted
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};
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private:
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CSimpleString m_strPreviewFileName;
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CComPtr<IWiaItem> m_pIWiaItem;
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CSimpleStringWide m_strwFullItemName;
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CCameraItem *m_pNext;
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CCameraItem *m_pChildren;
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CCameraItem *m_pParent;
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int m_nImageListIndex;
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int m_nCurrentPreviewPercentage;
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DWORD m_dwGlobalInterfaceTableCookie;
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CSimpleEvent m_CancelQueueEvent;
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CDeleteState m_DeleteState;
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LONG m_nItemType;
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LONG m_nItemRights;
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private:
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//
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// No implementation
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//
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CCameraItem(void);
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CCameraItem(const CCameraItem &);
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CCameraItem &operator=( const CCameraItem & );
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public:
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explicit CCameraItem( IWiaItem *pIWiaItem )
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: m_pIWiaItem(pIWiaItem),
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m_pNext(NULL),
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m_pChildren(NULL),
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m_pParent(NULL),
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m_nImageListIndex(-1),
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m_nCurrentPreviewPercentage(0),
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m_dwGlobalInterfaceTableCookie(0),
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m_CancelQueueEvent(true),
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m_DeleteState(Delete_Visible),
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m_nItemType(0),
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m_nItemRights(0)
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{
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WIA_PUSHFUNCTION(TEXT("CCameraItem::CCameraItem"));
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AddItemToGlobalInterfaceTable();
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WIA_TRACE((TEXT("Created CCameraItem(0x%08X)"),m_pIWiaItem.p));
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PropStorageHelpers::GetProperty( m_pIWiaItem, WIA_IPA_FULL_ITEM_NAME, m_strwFullItemName );
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PropStorageHelpers::GetProperty( m_pIWiaItem, WIA_IPA_ACCESS_RIGHTS, m_nItemRights );
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}
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HRESULT AddItemToGlobalInterfaceTable(void)
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{
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HRESULT hr = E_FAIL;
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if (Item())
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{
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CComPtr<IGlobalInterfaceTable> pGlobalInterfaceTable;
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hr = CoCreateInstance( CLSID_StdGlobalInterfaceTable,
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NULL,
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CLSCTX_INPROC_SERVER,
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IID_IGlobalInterfaceTable,
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(void **)&pGlobalInterfaceTable);
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if (SUCCEEDED(hr))
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{
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hr = pGlobalInterfaceTable->RegisterInterfaceInGlobal( Item(), IID_IWiaItem, &m_dwGlobalInterfaceTableCookie );
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if (SUCCEEDED(hr))
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{
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hr = S_OK;
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}
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}
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}
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return (hr);
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}
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HRESULT RemoveItemFromGlobalInterfaceTable(void)
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{
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HRESULT hr = E_FAIL;
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if (Item())
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{
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CComPtr<IGlobalInterfaceTable> pGlobalInterfaceTable;
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hr = CoCreateInstance( CLSID_StdGlobalInterfaceTable,
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NULL,
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CLSCTX_INPROC_SERVER,
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IID_IGlobalInterfaceTable,
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(void **)&pGlobalInterfaceTable);
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if (SUCCEEDED(hr))
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{
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hr = pGlobalInterfaceTable->RevokeInterfaceFromGlobal( m_dwGlobalInterfaceTableCookie );
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if (SUCCEEDED(hr))
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{
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hr = S_OK;
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}
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}
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}
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return (hr);
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}
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DWORD GlobalInterfaceTableCookie(void) const
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{
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return m_dwGlobalInterfaceTableCookie;
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}
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~CCameraItem(void)
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{
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WIA_PUSHFUNCTION(TEXT("CCameraItem::~CCameraItem"));
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WIA_TRACE((TEXT("Destroyed CCameraItem(0x%08X)"),m_pIWiaItem.p));
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RemoveItemFromGlobalInterfaceTable();
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m_pIWiaItem.Release();
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if (m_strPreviewFileName.Length())
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{
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DeleteFile( m_strPreviewFileName.String() );
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m_strPreviewFileName = TEXT("");
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}
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m_pNext = m_pChildren = m_pParent = NULL;
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m_nImageListIndex = 0;
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m_CancelQueueEvent.Signal();
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m_CancelQueueEvent.Close();
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}
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IWiaItem *Item(void)
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{
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return(m_pIWiaItem);
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}
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const IWiaItem *Item(void) const
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{
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return(m_pIWiaItem.p);
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}
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IWiaItem *Item(IWiaItem *pIWiaItem)
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{
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return(m_pIWiaItem = pIWiaItem);
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}
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CDeleteState DeleteState(void) const
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{
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return m_DeleteState;
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}
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void DeleteState( CDeleteState DeleteState )
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{
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m_DeleteState = DeleteState;
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}
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int CurrentPreviewPercentage(void) const
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{
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return m_nCurrentPreviewPercentage;
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}
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int CurrentPreviewPercentage( int nCurrentPreviewPercentage )
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{
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return (m_nCurrentPreviewPercentage = nCurrentPreviewPercentage);
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}
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bool CreateCancelEvent(void)
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{
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m_nCurrentPreviewPercentage = 0;
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return m_CancelQueueEvent.Create();
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}
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bool CloseCancelEvent(void)
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{
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m_nCurrentPreviewPercentage = 0;
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return m_CancelQueueEvent.Close();
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}
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void SetCancelEvent(void)
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{
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m_CancelQueueEvent.Signal();
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}
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void ResetCancelEvent(void)
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{
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m_CancelQueueEvent.Reset();
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}
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CSimpleEvent &CancelQueueEvent(void)
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{
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return m_CancelQueueEvent;
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}
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bool PreviewRequestPending(void) const
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{
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return (m_CancelQueueEvent.Event() != NULL);
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}
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CSimpleString PreviewFileName(void) const
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{
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return m_strPreviewFileName;
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}
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const CSimpleString &PreviewFileName( const CSimpleString &strPreviewFileName )
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{
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return (m_strPreviewFileName = strPreviewFileName);
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}
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int ImageListIndex(void) const
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{
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return(m_nImageListIndex);
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}
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int ImageListIndex( int nImageListIndex )
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{
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return (m_nImageListIndex = nImageListIndex);
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}
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LONG ItemType(void)
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{
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if (!Item())
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{
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return 0;
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}
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if (!m_nItemType)
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{
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Item()->GetItemType(&m_nItemType);
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}
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return m_nItemType;
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}
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LONG ItemRights() const
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{
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return m_nItemRights;
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}
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bool IsFolder(void)
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{
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return ((ItemType() & WiaItemTypeFolder) != 0);
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}
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bool IsImage(void)
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{
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return ((ItemType() & WiaItemTypeImage) != 0);
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}
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CSimpleStringWide FullItemName(void) const
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{
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return m_strwFullItemName;
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}
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bool operator==( const CCameraItem &other )
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{
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return(Item() == other.Item());
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}
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const CCameraItem *Next(void) const
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{
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return(m_pNext);
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}
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CCameraItem *Next(void)
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{
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return(m_pNext);
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}
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CCameraItem *Next( CCameraItem *pNext )
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{
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return(m_pNext = pNext);
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}
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const CCameraItem *Children(void) const
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{
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return(m_pChildren);
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}
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CCameraItem *Children(void)
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{
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return(m_pChildren);
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}
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CCameraItem *Children( CCameraItem *pChildren )
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{
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return(m_pChildren = pChildren);
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}
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const CCameraItem *Parent(void) const
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{
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return(m_pParent);
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}
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CCameraItem *Parent(void)
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{
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return(m_pParent);
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}
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CCameraItem *Parent( CCameraItem *pParent )
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{
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return(m_pParent = pParent);
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}
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};
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class CCameraItemList
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{
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private:
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CCameraItem *m_pRoot;
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public:
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CCameraItemList(void)
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: m_pRoot(NULL)
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{
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}
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~CCameraItemList(void)
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{
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Destroy(m_pRoot);
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m_pRoot = NULL;
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}
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void Destroy( CCameraItem *pRoot )
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{
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while (pRoot)
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{
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Destroy(pRoot->Children());
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CCameraItem *pCurr = pRoot;
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pRoot = pRoot->Next();
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delete pCurr;
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}
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}
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const CCameraItem *Root(void) const
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{
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return(m_pRoot);
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}
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CCameraItem *Root(void)
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{
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return(m_pRoot);
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}
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CCameraItem *Root( CCameraItem *pRoot )
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{
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return(m_pRoot = pRoot);
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}
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static CCameraItem *Find( CCameraItem *pRoot, const CCameraItem *pNode )
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{
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for (CCameraItem *pCurr = pRoot;pCurr;pCurr = pCurr->Next())
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{
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if (pCurr->DeleteState() != CCameraItem::Delete_Deleted)
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{
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if (*pCurr == *pNode)
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return(pCurr);
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if (pCurr->Children())
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{
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CCameraItem *pFind = Find( pCurr->Children(), pNode );
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if (pFind)
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return pFind;
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}
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}
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}
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return(NULL);
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}
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CCameraItem *Find( CCameraItem *pNode )
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{
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return(Find( m_pRoot, pNode ));
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}
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static CCameraItem *Find( CCameraItem *pRoot, IWiaItem *pItem )
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{
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for (CCameraItem *pCurr = pRoot;pCurr;pCurr = pCurr->Next())
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{
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if (pCurr->DeleteState() != CCameraItem::Delete_Deleted)
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{
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if (pCurr->Item() == pItem)
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return(pCurr);
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if (pCurr->Children())
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{
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CCameraItem *pFind = Find( pCurr->Children(), pItem );
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if (pFind)
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return pFind;
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}
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}
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}
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return(NULL);
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}
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CCameraItem *Find( IWiaItem *pItem )
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{
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return(Find( m_pRoot, pItem ));
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}
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static CCameraItem *Find( CCameraItem *pRoot, DWORD dwGlobalInterfaceTableCookie )
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{
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for (CCameraItem *pCurr = pRoot;pCurr;pCurr = pCurr->Next())
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{
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if (pCurr->DeleteState() != CCameraItem::Delete_Deleted)
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{
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if (pCurr->GlobalInterfaceTableCookie() == dwGlobalInterfaceTableCookie)
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return(pCurr);
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if (pCurr->Children())
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{
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CCameraItem *pFind = Find( pCurr->Children(), dwGlobalInterfaceTableCookie );
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if (pFind)
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return pFind;
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}
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}
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}
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return(NULL);
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}
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CCameraItem *Find( DWORD dwGlobalInterfaceTableCookie )
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{
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return(Find( m_pRoot, dwGlobalInterfaceTableCookie ));
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}
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CCameraItem *Find( CCameraItem *pRoot, const CSimpleBStr &bstrFullItemName )
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{
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CSimpleStringWide strwTemp;
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for (CCameraItem *pCurr = pRoot;pCurr && bstrFullItemName.BString();pCurr = pCurr->Next())
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{
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if (pCurr->DeleteState() != CCameraItem::Delete_Deleted)
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{
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strwTemp = pCurr->FullItemName();
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if (wcscmp(strwTemp, bstrFullItemName) == 0)
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{
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return pCurr;
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}
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if (pCurr->Children())
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{
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||
|
|
CCameraItem *pFind = Find( pCurr->Children(), bstrFullItemName );
|
||
|
|
if (pFind)
|
||
|
|
return pFind;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
return NULL;
|
||
|
|
}
|
||
|
|
CCameraItem *Find( const CSimpleBStr &bstrFullItemName )
|
||
|
|
{
|
||
|
|
return Find( m_pRoot, bstrFullItemName );
|
||
|
|
}
|
||
|
|
void Add( CCameraItem *pParent, CCameraItem *pNewCameraItemNode )
|
||
|
|
{
|
||
|
|
WIA_PUSHFUNCTION(TEXT("CCameraItemList::Add"));
|
||
|
|
WIA_TRACE((TEXT("Root(): 0x%08X"), Root()));
|
||
|
|
if (pNewCameraItemNode)
|
||
|
|
{
|
||
|
|
if (!Root())
|
||
|
|
{
|
||
|
|
Root(pNewCameraItemNode);
|
||
|
|
pNewCameraItemNode->Parent(NULL);
|
||
|
|
pNewCameraItemNode->Children(NULL);
|
||
|
|
pNewCameraItemNode->Next(NULL);
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
if (!pParent)
|
||
|
|
{
|
||
|
|
CCameraItem *pCurr=Root();
|
||
|
|
while (pCurr && pCurr->Next())
|
||
|
|
pCurr=pCurr->Next();
|
||
|
|
pCurr->Next(pNewCameraItemNode);
|
||
|
|
pNewCameraItemNode->Next(NULL);
|
||
|
|
pNewCameraItemNode->Children(NULL);
|
||
|
|
pNewCameraItemNode->Parent(NULL);
|
||
|
|
}
|
||
|
|
else if (!pParent->Children())
|
||
|
|
{
|
||
|
|
pParent->Children(pNewCameraItemNode);
|
||
|
|
pNewCameraItemNode->Next(NULL);
|
||
|
|
pNewCameraItemNode->Children(NULL);
|
||
|
|
pNewCameraItemNode->Parent(pParent);
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
CCameraItem *pCurr=pParent->Children();
|
||
|
|
while (pCurr && pCurr->Next())
|
||
|
|
pCurr=pCurr->Next();
|
||
|
|
pCurr->Next(pNewCameraItemNode);
|
||
|
|
pNewCameraItemNode->Next(NULL);
|
||
|
|
pNewCameraItemNode->Children(NULL);
|
||
|
|
pNewCameraItemNode->Parent(pParent);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
};
|
||
|
|
|
||
|
|
#endif //__CITEMLST_H_INCLUDED
|
||
|
|
|