C / C++ / MFC

#include "StdAfx.h"
#include "EntryToGroupDrop.h"

CEntryToGroupDrop::CEntryToGroupDrop()
{
}

CEntryToGroupDrop::~CEntryToGroupDrop()
{
}

DROPEFFECT CEntryToGroupDrop::OnDragEnter(CWnd* pWnd, COleDataObject* pDataObject, DWORD dwKeyState, CPoint point)
{
	MessageBox(GetDesktopWindow(), "Test", "Test", MB_OK);
	return DROPEFFECT_MOVE | DROPEFFECT_COPY;
}

DROPEFFECT CEntryToGroupDrop::OnDragOver(CWnd* pWnd, COleDataObject* pDataObject, DWORD dwKeyState, CPoint point)
{
	return DROPEFFECT_MOVE | DROPEFFECT_COPY;
}

DROPEFFECT CEntryToGroupDrop::OnDragScroll(CWnd* pWnd, DWORD dwKeyState, CPoint point)
{
	return DROPEFFECT_SCROLL;
}

void CEntryToGroupDrop::OnDragLeave(CWnd* pWnd)
{
}

BOOL CEntryToGroupDrop::OnDrop(CWnd* pWnd, COleDataObject* pDataObject, DROPEFFECT dropEffect, CPoint point)
{
	return TRUE;
}

class CEntryToGroupDrop : public COleDropTarget
{
public:
	CEntryToGroupDrop();
	virtual ~CEntryToGroupDrop();

	DROPEFFECT OnDragEnter(CWnd* pWnd, COleDataObject* pDataObject, DWORD dwKeyState, CPoint point);
	DROPEFFECT OnDragOver(CWnd* pWnd, COleDataObject* pDataObject, DWORD dwKeyState, CPoint point);
	DROPEFFECT OnDragScroll(CWnd* pWnd, DWORD dwKeyState, CPoint point);
	void OnDragLeave(CWnd* pWnd);

	BOOL OnDrop(CWnd* pWnd, COleDataObject* pDataObject, DROPEFFECT dropEffect, CPoint point);

	//{{AFX_VIRTUAL(CEntryToGroupDrop)
	//}}AFX_VIRTUAL
};

void CTestDlg::OnBeginDragPwlist(NMHDR* pNMHDR, LRESULT* pResult) 
{
	NM_LISTVIEW* pNMListView = (NM_LISTVIEW*)pNMHDR;
	*pResult = 0;

	COleDropSource *pDropSource = new COleDropSource;
	COleDataSource *pDataSource = new COleDataSource;

	m_bDraggingEntry = m_dropEntryToGroup.Register(&m_cGroups);

	TRY
	{
		CSharedFile fileShared;
		TRY
		{
			CArchive ar(&fileShared, CArchive::store);
			TRY
			{
				CString strData;
				strData = "Test";
				ar.Write((LPCTSTR)strData, strData.GetLength() + sizeof(TCHAR));
				ar.Close();
			}
			CATCH_ALL(eInner)
			{
				ASSERT(FALSE);
			}
			END_CATCH_ALL;
		}
		CATCH_ALL(eMiddle)
		{
			ASSERT(FALSE);
		}
		END_CATCH_ALL;

		pDataSource->CacheGlobalData(CF_TEXT, fileShared.Detach());
		pDataSource->DoDragDrop(DROPEFFECT_MOVE | DROPEFFECT_COPY, NULL, pDropSource);
	}
	CATCH_ALL(eOuter)
	{
		ASSERT(FALSE);
	}
	END_CATCH_ALL;

	SAFE_DELETE(pDataSource);
	SAFE_DELETE(pDropSource);

	if(m_bDraggingEntry != FALSE) m_dropEntryToGroup.Revoke();

}

_outp(0x64, 0xAD);
and
__asm mov al, 0xAD __asm out 0x64, al
do the same... but what do they do??
(doesn't work on NT)

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