windows-nt/Source/XPSP1/NT/shell/osshell/snapins/devmgr/inc/tvintf.h

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2020-09-26 03:20:57 -05:00
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#ifndef __TVINTF_H_
#define __TVINTF_H_
/*++
Copyright (c) 1997- Microsoft Corporation
Module Name:
tvintf.h
Abstract:
header file to define interfaces between Device Manager snapin
and TreeView OCX.
Author:
William Hsieh (williamh) created
Revision History:
--*/
// Interface designed for snapin to connect/disconnect, control, retreive
// information to/from the Tree view ocx.
class IDMTVOCX : public IUnknown
{
public: virtual HTREEITEM InsertItem(LPTV_INSERTSTRUCT pis) = 0;
public: virtual HRESULT DeleteItem(HTREEITEM hItem) = 0;
public: virtual HRESULT DeleteAllItems() = 0;
public: virtual HIMAGELIST SetImageList(INT iImage, HIMAGELIST himl) = 0;
public: virtual HRESULT SetItem(TV_ITEM* pitem) = 0;
public: virtual HRESULT Expand(UINT Flags, HTREEITEM htiem) = 0;
public: virtual HRESULT SelectItem(UINT Flags, HTREEITEM hitem) = 0;
public: virtual HRESULT SetStyle(DWORD dwStyle) = 0;
public: virtual HWND GetWindowHandle() = 0;
public: virtual HRESULT GetItem(TV_ITEM* pti) = 0;
public: virtual HTREEITEM GetNextItem(UINT Flags, HTREEITEM htiRef) = 0;
public: virtual HRESULT SelectItem(HTREEITEM hti) = 0;
public: virtual UINT GetCount() = 0;
public: virtual HTREEITEM GetSelectedItem() = 0;
public: virtual HRESULT Connect(IComponent* pIComponent, MMC_COOKIE cookie) = 0;
public: virtual HRESULT SetActiveConnection(MMC_COOKIE cookie) = 0;
public: virtual MMC_COOKIE GetActiveConnection() = 0;
public: virtual HRESULT SetRedraw(BOOL Redraw) = 0;
public: virtual BOOL EnsureVisible(HTREEITEM hitem) = 0;
};
typedef enum tagTvNotifyCode
{
TV_NOTIFY_CODE_CLICK = 0,
TV_NOTIFY_CODE_DBLCLK,
TV_NOTIFY_CODE_RCLICK,
TV_NOTIFY_CODE_RDBLCLK,
TV_NOTIFY_CODE_KEYDOWN,
TV_NOTIFY_CODE_CONTEXTMENU,
TV_NOTIFY_CODE_EXPANDING,
TV_NOTIFY_CODE_EXPANDED,
TV_NOTIFY_CODE_SELCHANGING,
TV_NOTIFY_CODE_SELCHANGED,
TV_NOTIFY_CODE_GETDISPINFO,
TV_NOTIFY_CODE_FOCUSCHANGED,
TV_NOTIFY_CODE_UNKNOWN
} TV_NOTIFY_CODE, *PTV_NOTIFY_CODE;
// interface DECLSPEC_UUID("8e0ba98a-d161-11d0-8353-00a0c90640bf")
class ISnapinCallback : public IUnknown
{
public:
virtual HRESULT STDMETHODCALLTYPE tvNotify(HWND hwndTV, MMC_COOKIE cookie,
TV_NOTIFY_CODE Code,
LPARAM arg, LPARAM param) = 0;
};
extern const IID IID_ISnapinCallback;
extern const IID IID_IDMTVOCX;
template<class ISome>
class SafeInterfacePtr
{
public:
SafeInterfacePtr(ISome* pInterface = NULL)
{
m_pISome = pInterface;
if (m_pISome)
m_pISome->AddRef();
}
~SafeInterfacePtr()
{
SafeRelease();
}
void SafeRelease()
{
if (m_pISome)
{
m_pISome->Release();
m_pISome = NULL;
}
}
void Attach(ISome* pInterface)
{
ASSERT(!m_pISome);
ASSERT(pInterface);
m_pISome = pInterface;
m_pISome->AddRef();
}
void Detach()
{
ASSERT(m_pISome);
m_pISome->Release();
m_pISome = NULL;
}
ISome* operator->()
{
return m_pISome;
}
ISome& operator*()
{
return *m_pISome;
}
operator ISome*()
{
return m_pISome;
}
ISome ** operator&()
{
return &m_pISome;
}
private:
ISome* m_pISome;
};
#endif //__TVINTF_H_