Rebrand to Open-Shell (#36) (#58)

* Rebrand to Open-Shell

* Slight installer branding improvement

Src/StartMenu/StartMenuDLL/DragDrop.h

@@ -0,0 +1,61 @@
+// Classic Shell (c) 2009-2017, Ivo Beltchev
+// Open-Shell (c) 2017-2018, The Open-Shell Team
+// Confidential information of Ivo Beltchev. Not for disclosure or distribution without prior written consent from the author
+
+#pragma once
+
+// CDropTargetProxy - a wrapper for another object's IDropTarget. On Windows 8.1 the interface is not properly released
+// when the window is destroyed during a drag operation. So the wrapper is used as a decoy to minimize the leaked resources
+class CDropTargetProxy: public IDropTarget
+{
+public:
+	CDropTargetProxy( IDropTarget *pOwner )
+	{
+		m_pOwner=pOwner;
+		m_RefCount=0;
+	}
+
+	~CDropTargetProxy( void )
+	{
+	}
+
+	void Reset( void )
+	{
+		m_pOwner=NULL;
+	}
+
+	// IUnknown
+	virtual STDMETHODIMP QueryInterface( REFIID riid, void **ppvObject )
+	{
+		*ppvObject=NULL;
+		if (IID_IUnknown==riid || IID_IDropTarget==riid)
+		{
+			AddRef();
+			*ppvObject=static_cast<IDropTarget*>(this);
+			return S_OK;
+		}
+		return E_NOINTERFACE;
+	}
+
+	virtual ULONG STDMETHODCALLTYPE AddRef( void )
+	{ 
+		return InterlockedIncrement(&m_RefCount);
+	}
+
+	virtual ULONG STDMETHODCALLTYPE Release( void )
+	{
+		long nTemp=InterlockedDecrement(&m_RefCount);
+		if (!nTemp) delete this;
+		return nTemp;
+	}
+
+	// IDropTarget
+	virtual HRESULT STDMETHODCALLTYPE DragEnter( IDataObject *pDataObj, DWORD grfKeyState, POINTL pt, DWORD *pdwEffect );
+	virtual HRESULT STDMETHODCALLTYPE DragOver( DWORD grfKeyState, POINTL pt, DWORD *pdwEffect );
+	virtual HRESULT STDMETHODCALLTYPE DragLeave( void );
+	virtual HRESULT STDMETHODCALLTYPE Drop( IDataObject *pDataObj, DWORD grfKeyState, POINTL pt, DWORD *pdwEffect );
+
+private:
+	IDropTarget *m_pOwner;
+	LONG m_RefCount;
+};