| -rw-r--r-- | DropURL.cpp | 149 |
1 files changed, 149 insertions, 0 deletions
diff --git a/DropURL.cpp b/DropURL.cpp new file mode 100644 index 0000000..9394889 --- a/dev/null +++ b/DropURL.cpp @@ -0,0 +1,149 @@ +// DropURL.cpp : implementation file
+//
+
+#include "stdafx.h"
+#include "Dipstick.h"
+#include "DropURL.h"
+#include "DragPad.h"
+#include "Dipstick.h"
+
+#ifdef _DEBUG
+#define new DEBUG_NEW
+#undef THIS_FILE
+static char THIS_FILE[] = __FILE__;
+#endif
+
+/////////////////////////////////////////////////////////////////////////////
+// CDropURL
+
+IMPLEMENT_DYNCREATE(CDropURL, CCmdTarget)
+
+CDropURL::CDropURL()
+ : m_Pad(NULL)
+{
+}
+
+CDropURL::~CDropURL()
+{
+}
+
+
+BEGIN_MESSAGE_MAP(CDropURL, CCmdTarget)
+ //{{AFX_MSG_MAP(CDropURL)
+ //}}AFX_MSG_MAP
+END_MESSAGE_MAP()
+
+BEGIN_INTERFACE_MAP(CDropURL, CCmdTarget)
+ INTERFACE_PART(CDropURL, IID_IDropTarget, DDropTarget)
+END_INTERFACE_MAP()
+
+/////////////////////////////////////////////////////////////////////////////
+// CDropURL message handlers
+
+STDMETHODIMP_(ULONG) CDropURL::XDDropTarget::AddRef()
+{
+ METHOD_PROLOGUE(CDropURL, DDropTarget)
+ return pThis->ExternalAddRef();
+}
+STDMETHODIMP_(ULONG) CDropURL::XDDropTarget::Release()
+{
+ METHOD_PROLOGUE(CDropURL, DDropTarget)
+ return pThis->ExternalRelease();
+}
+STDMETHODIMP_(HRESULT) CDropURL::XDDropTarget::QueryInterface(REFIID iid,void FAR* FAR * ppvObj)
+{
+ METHOD_PROLOGUE(CDropURL, DDropTarget)
+ return pThis->ExternalQueryInterface(&iid,ppvObj);
+}
+
+STDMETHODIMP_(HRESULT) CDropURL::XDDropTarget::DragEnter(IDataObject *pDataObject,DWORD grfKeyState,POINTL pt,DWORD *pdwEffect)
+{
+ METHOD_PROLOGUE(CDropURL, DDropTarget)
+ TRACE0("DragEnter\n");
+ return pThis->DragEnter(pDataObject,grfKeyState,pt,pdwEffect);
+}
+STDMETHODIMP_(HRESULT) CDropURL::XDDropTarget::DragOver(DWORD grfKeyState,POINTL pt,DWORD *pdwEffect)
+{
+ METHOD_PROLOGUE(CDropURL, DDropTarget)
+ return S_OK;
+}
+STDMETHODIMP_(HRESULT) CDropURL::XDDropTarget::DragLeave(void)
+{
+ METHOD_PROLOGUE(CDropURL, DDropTarget)
+ TRACE0("DragLeave\n");
+ return S_OK;
+}
+STDMETHODIMP_(HRESULT) CDropURL::XDDropTarget::Drop(IDataObject *pDataObject,DWORD grfKeyState,POINTL pt,DWORD *pdwEffect)
+{
+ METHOD_PROLOGUE(CDropURL, DDropTarget)
+ TRACE0("Drop\n");
+ return pThis->Drop(pDataObject,grfKeyState,pt,pdwEffect);
+}
+
+
+HRESULT CDropURL::DragEnter(IDataObject *pDataObject,DWORD grfKeyState,POINTL pt,DWORD *pdwEffect)
+{
+CString host = GetHostName(pDataObject);
+ if(host.IsEmpty()){
+ (*pdwEffect)=DROPEFFECT_NONE;
+ return S_FALSE;
+ }else{
+ (*pdwEffect)=DROPEFFECT_LINK;
+ return S_OK;
+ }
+}
+
+CString CDropURL::GetHostName(IDataObject *pDataObject,CString *_url)
+{
+FORMATETC fetc;
+ fetc.cfFormat=CF_TEXT;
+ fetc.ptd=NULL;
+ fetc.dwAspect=DVASPECT_CONTENT;
+ fetc.lindex=-1;
+ fetc.tymed=TYMED_HGLOBAL;
+STGMEDIUM stgm;
+LPVOID globe = NULL;
+CString url;
+CString rv;
+ stgm.pUnkForRelease=NULL;
+ do{
+ if(pDataObject->GetData(&fetc,&stgm)!=S_OK)
+ break;
+ ASSERT(stgm.tymed==TYMED_HGLOBAL);
+ if(GlobalSize(stgm.hGlobal)>=1024)
+ break;
+ VERIFY(globe=GlobalLock(stgm.hGlobal));
+ url=(LPTSTR)globe;
+ TRACE0("["+url+"]\n");
+ if(_url)
+ (*_url) = url;
+ rv = m_Pad->m_Daddy->GetHostName(url);
+ }while(FALSE);
+ if(globe)
+ GlobalUnlock(stgm.hGlobal);
+ if(stgm.pUnkForRelease)
+ stgm.pUnkForRelease->Release();
+ return rv;
+}
+
+HRESULT CDropURL::Drop(IDataObject *pDataObject,DWORD grfKeyState,POINTL pt,DWORD *pwdEffect)
+{
+CString url;
+CString host = GetHostName(pDataObject,&url);
+ if(host.IsEmpty())
+ return S_FALSE;
+#ifdef TRUE
+ // URL Mode
+CString *u = new CString(url);
+ m_Pad->m_Daddy->PostMessage(WM_DNP_URLPING,0,(LPARAM)u);
+#else
+CString *hn = new CString(host);
+ m_Pad->m_Daddy->PostMessage(WM_DNP_HOSTPING,0,(LPARAM)hn);
+#endif
+ return S_OK;
+}
+void CDropURL::OnFinalRelease()
+{
+ TRACE0("Final Release\n");
+ CCmdTarget::OnFinalRelease();
+}
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