windows-nt/Source/XPSP1/NT/shell/browseui/mbdrop.h

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2020-09-26 03:20:57 -05:00
#ifndef _MBDROP_H_
#define _MBDROP_H_
// The CMenuBand class handles all menu behavior for bands.
class CMenuBandDropTarget : public IDropTarget
{
public:
// *** IUnknown ***
virtual STDMETHODIMP_(ULONG) AddRef(void);
virtual STDMETHODIMP_(ULONG) Release(void);
virtual STDMETHODIMP QueryInterface(REFIID riid, LPVOID * ppvObj);
// *** IDropTarget methods ***
virtual STDMETHODIMP DragEnter(IDataObject *dtobj, DWORD grfKeyState, POINTL pt, DWORD *pdwEffect);
virtual STDMETHODIMP DragOver(DWORD grfKeyState, POINTL pt, DWORD *pdwEffect);
virtual STDMETHODIMP DragLeave(void);
virtual STDMETHODIMP Drop(IDataObject *pdtobj, DWORD grfKeyState, POINTL pt, DWORD *pdwEffect);
CMenuBandDropTarget(HWND hwnd, int idTarget, DWORD dwFlagsMBIF);
protected:
// Member variables
int _cRef;
HWND _hwndParent;
IDropTarget *_pdrop; // hand on to the the favorites target
int _iDropType; // Which format data is in.
int _idTimer;
int _idTarget; // ID of menu item we're hovering over
DWORD _dwFlagsMBIF; // MBIF_*
};
#endif // _MBDROP_H_