1 /*
2  *    Virtual Workplace folder
3  *
4  *    Copyright 1997                Marcus Meissner
5  *    Copyright 1998, 1999, 2002    Juergen Schmied
6  *    Copyright 2009                Andrew Hill
7  *
8  * This library is free software; you can redistribute it and/or
9  * modify it under the terms of the GNU Lesser General Public
10  * License as published by the Free Software Foundation; either
11  * version 2.1 of the License, or (at your option) any later version.
12  *
13  * This library is distributed in the hope that it will be useful,
14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
16  * Lesser General Public License for more details.
17  *
18  * You should have received a copy of the GNU Lesser General Public
19  * License along with this library; if not, write to the Free Software
20  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
21  */
22 
23 #ifndef _CDRIVESFOLDER_H_
24 #define _CDRIVESFOLDER_H_
25 
26 class CDrivesFolder :
27     public CComCoClass<CDrivesFolder, &CLSID_MyComputer>,
28     public CComObjectRootEx<CComMultiThreadModelNoCS>,
29     public IShellFolder2,
30     public IPersistFolder2,
31     public IContextMenuCB,
32     public IShellFolderViewCB, // Only exists so DefView can get IFolderFilter
33     public IFolderFilter
34 {
35     private:
36         /* both paths are parsible from the desktop */
37         LPITEMIDLIST pidlRoot;    /* absolute pidl */
38         CComPtr<IShellFolder2> m_regFolder;
39 
40     public:
41         CDrivesFolder();
42         ~CDrivesFolder();
43         HRESULT WINAPI FinalConstruct();
44 
45         // IShellFolder
46         STDMETHOD(ParseDisplayName)(HWND hwndOwner, LPBC pbc, LPOLESTR lpszDisplayName, DWORD *pchEaten, PIDLIST_RELATIVE *ppidl, DWORD *pdwAttributes) override;
47         STDMETHOD(EnumObjects)(HWND hwndOwner, DWORD dwFlags, LPENUMIDLIST *ppEnumIDList) override;
48         STDMETHOD(BindToObject)(PCUIDLIST_RELATIVE pidl, LPBC pbcReserved, REFIID riid, LPVOID *ppvOut) override;
49         STDMETHOD(BindToStorage)(PCUIDLIST_RELATIVE pidl, LPBC pbcReserved, REFIID riid, LPVOID *ppvOut) override;
50         STDMETHOD(CompareIDs)(LPARAM lParam, PCUIDLIST_RELATIVE pidl1, PCUIDLIST_RELATIVE pidl2) override;
51         STDMETHOD(CreateViewObject)(HWND hwndOwner, REFIID riid, LPVOID *ppvOut) override;
52         STDMETHOD(GetAttributesOf)(UINT cidl, PCUITEMID_CHILD_ARRAY apidl, DWORD *rgfInOut) override;
53         STDMETHOD(GetUIObjectOf)(HWND hwndOwner, UINT cidl, PCUITEMID_CHILD_ARRAY apidl, REFIID riid, UINT * prgfInOut, LPVOID * ppvOut) override;
54         STDMETHOD(GetDisplayNameOf)(PCUITEMID_CHILD pidl, DWORD dwFlags, LPSTRRET strRet) override;
55         STDMETHOD(SetNameOf)(HWND hwndOwner, PCUITEMID_CHILD pidl, LPCOLESTR lpName, DWORD dwFlags, PITEMID_CHILD *pPidlOut) override;
56 
57         /* ShellFolder2 */
58         STDMETHOD(GetDefaultSearchGUID)(GUID *pguid) override;
59         STDMETHOD(EnumSearches)(IEnumExtraSearch **ppenum) override;
60         STDMETHOD(GetDefaultColumn)(DWORD dwRes, ULONG *pSort, ULONG *pDisplay) override;
61         STDMETHOD(GetDefaultColumnState)(UINT iColumn, DWORD *pcsFlags) override;
62         STDMETHOD(GetDetailsEx)(PCUITEMID_CHILD pidl, const SHCOLUMNID *pscid, VARIANT *pv) override;
63         STDMETHOD(GetDetailsOf)(PCUITEMID_CHILD pidl, UINT iColumn, SHELLDETAILS *psd) override;
64         STDMETHOD(MapColumnToSCID)(UINT column, SHCOLUMNID *pscid) override;
65 
66         // IPersist
67         STDMETHOD(GetClassID)(CLSID *lpClassId) override;
68 
69         // IPersistFolder
70         STDMETHOD(Initialize)(PCIDLIST_ABSOLUTE pidl) override;
71 
72         // IPersistFolder2
73         STDMETHOD(GetCurFolder)(PIDLIST_ABSOLUTE * pidl) override;
74 
75         // IContextMenuCB
76         STDMETHOD(CallBack)(IShellFolder *psf, HWND hwndOwner, IDataObject *pdtobj, UINT uMsg, WPARAM wParam, LPARAM lParam) override;
77 
78         // IShellFolderViewCB
79         STDMETHODIMP MessageSFVCB(UINT uMsg, WPARAM wParam, LPARAM lParam) override { return E_NOTIMPL; }
80 
81         // IFolderFilter
82         STDMETHOD(ShouldShow)(IShellFolder *psf, PCIDLIST_ABSOLUTE pidlFolder, PCUITEMID_CHILD pidlItem) override;
83         STDMETHODIMP GetEnumFlags(IShellFolder*, PCIDLIST_ABSOLUTE, HWND*, DWORD*) override { return E_NOTIMPL; }
84 
85         DECLARE_REGISTRY_RESOURCEID(IDR_MYCOMPUTER)
86         DECLARE_CENTRAL_INSTANCE_NOT_AGGREGATABLE(CDrivesFolder)
87 
88         DECLARE_PROTECT_FINAL_CONSTRUCT()
89 
90         BEGIN_COM_MAP(CDrivesFolder)
91         COM_INTERFACE_ENTRY_IID(IID_IShellFolder2, IShellFolder2)
92         COM_INTERFACE_ENTRY_IID(IID_IShellFolder, IShellFolder)
93         COM_INTERFACE_ENTRY_IID(IID_IPersistFolder, IPersistFolder)
94         COM_INTERFACE_ENTRY_IID(IID_IPersistFolder2, IPersistFolder2)
95         COM_INTERFACE_ENTRY_IID(IID_IPersist, IPersist)
96         COM_INTERFACE_ENTRY_IID(IID_IContextMenuCB, IContextMenuCB)
97         COM_INTERFACE_ENTRY_IID(IID_IShellFolderViewCB, IShellFolderViewCB)
98         COM_INTERFACE_ENTRY_IID(IID_IFolderFilter, IFolderFilter)
99         END_COM_MAP()
100 };
101 
102 #endif /* _CDRIVESFOLDER_H_ */
103