mirror of
https://github.com/reactos/reactos.git
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208 lines
8.9 KiB
C++
208 lines
8.9 KiB
C++
/*
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* ReactOS Explorer
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*
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* Copyright 2016 Sylvain Deverre <deverre dot sylv at gmail dot com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#pragma once
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#define WM_USER_SHELLEVENT WM_USER+88
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#define WM_USER_FOLDEREVENT WM_USER+88
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class CExplorerBand :
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public CComCoClass<CExplorerBand, &CLSID_ExplorerBand>,
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public CComObjectRootEx<CComMultiThreadModelNoCS>,
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public IDeskBand,
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public IObjectWithSite,
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public IInputObject,
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public IPersistStream,
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public IOleCommandTarget,
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public IServiceProvider,
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public IBandNavigate,
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public IWinEventHandler,
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public INamespaceProxy,
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public IDispatch,
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public IDropSource,
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public IDropTarget,
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public CWindowImpl<CExplorerBand, CWindow, CControlWinTraits>
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{
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private:
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class NodeInfo
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{
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public:
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LPITEMIDLIST absolutePidl;
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LPITEMIDLIST relativePidl;
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BOOL expanded;
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};
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// *** BaseBarSite information ***
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CComPtr<IUnknown> pSite;
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CComPtr<IShellFolder> pDesktop;
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// *** tree explorer band stuff ***
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BOOL fVisible;
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BOOL bNavigating;
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BOOL bFocused;
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DWORD dwBandID;
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HIMAGELIST hImageList;
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HTREEITEM hRoot;
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HTREEITEM oldSelected;
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LPITEMIDLIST pidlCurrent;
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// *** notification cookies ***
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DWORD adviseCookie;
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ULONG shellRegID;
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// *** Drop target information ***
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CComPtr<IDropTarget> pDropTarget;
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HTREEITEM childTargetNode;
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CComPtr<IDataObject> pCurObject;
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void InitializeExplorerBand();
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void DestroyExplorerBand();
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HRESULT ExecuteCommand(CComPtr<IContextMenu>& menu, UINT nCmd);
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// *** notifications handling ***
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BOOL OnTreeItemExpanding(LPNMTREEVIEW pnmtv);
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void OnSelectionChanged(LPNMTREEVIEW pnmtv);
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BOOL OnTreeItemDeleted(LPNMTREEVIEW pnmtv);
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void OnTreeItemDragging(LPNMTREEVIEW pnmtv, BOOL isRightClick);
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// *** ATL event handlers ***
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LRESULT OnContextMenu(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL &bHandled);
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LRESULT ContextMenuHack(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL &bHandled);
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LRESULT OnShellEvent(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL &bHandled);
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LRESULT OnSetFocus(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL &bHandled);
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LRESULT OnKillFocus(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL &bHandled);
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// *** Helper functions ***
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NodeInfo* GetNodeInfo(HTREEITEM hItem);
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HRESULT UpdateBrowser(LPITEMIDLIST pidlGoto);
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HTREEITEM InsertItem(HTREEITEM hParent, IShellFolder *psfParent, LPITEMIDLIST pElt, LPITEMIDLIST pEltRelative, BOOL bSort);
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HTREEITEM InsertItem(HTREEITEM hParent, LPITEMIDLIST pElt, LPITEMIDLIST pEltRelative, BOOL bSort);
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BOOL InsertSubitems(HTREEITEM hItem, NodeInfo *pNodeInfo);
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BOOL NavigateToPIDL(LPITEMIDLIST dest, HTREEITEM *item, BOOL bExpand, BOOL bInsert, BOOL bSelect);
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BOOL DeleteItem(LPITEMIDLIST toDelete);
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BOOL RenameItem(HTREEITEM toRename, LPITEMIDLIST newPidl);
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BOOL RefreshTreePidl(HTREEITEM tree, LPITEMIDLIST pidlParent);
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BOOL NavigateToCurrentFolder();
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// *** Tree item sorting callback ***
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static int CALLBACK CompareTreeItems(LPARAM p1, LPARAM p2, LPARAM p3);
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public:
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CExplorerBand();
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virtual ~CExplorerBand();
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// *** IOleWindow methods ***
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virtual HRESULT STDMETHODCALLTYPE GetWindow(HWND *lphwnd);
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virtual HRESULT STDMETHODCALLTYPE ContextSensitiveHelp(BOOL fEnterMode);
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// *** IDockingWindow methods ***
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virtual HRESULT STDMETHODCALLTYPE CloseDW(DWORD dwReserved);
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virtual HRESULT STDMETHODCALLTYPE ResizeBorderDW(const RECT *prcBorder, IUnknown *punkToolbarSite, BOOL fReserved);
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virtual HRESULT STDMETHODCALLTYPE ShowDW(BOOL fShow);
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// *** IDeskBand methods ***
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virtual HRESULT STDMETHODCALLTYPE GetBandInfo(DWORD dwBandID, DWORD dwViewMode, DESKBANDINFO *pdbi);
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// *** IObjectWithSite methods ***
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virtual HRESULT STDMETHODCALLTYPE SetSite(IUnknown *pUnkSite);
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virtual HRESULT STDMETHODCALLTYPE GetSite(REFIID riid, void **ppvSite);
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// *** IOleCommandTarget methods ***
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virtual HRESULT STDMETHODCALLTYPE QueryStatus(const GUID *pguidCmdGroup, ULONG cCmds, OLECMD prgCmds [], OLECMDTEXT *pCmdText);
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virtual HRESULT STDMETHODCALLTYPE Exec(const GUID *pguidCmdGroup, DWORD nCmdID, DWORD nCmdexecopt, VARIANT *pvaIn, VARIANT *pvaOut);
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// *** IServiceProvider methods ***
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virtual HRESULT STDMETHODCALLTYPE QueryService(REFGUID guidService, REFIID riid, void **ppvObject);
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// *** IInputObject methods ***
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virtual HRESULT STDMETHODCALLTYPE UIActivateIO(BOOL fActivate, LPMSG lpMsg);
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virtual HRESULT STDMETHODCALLTYPE HasFocusIO();
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virtual HRESULT STDMETHODCALLTYPE TranslateAcceleratorIO(LPMSG lpMsg);
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// *** IPersist methods ***
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virtual HRESULT STDMETHODCALLTYPE GetClassID(CLSID *pClassID);
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// *** IPersistStream methods ***
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virtual HRESULT STDMETHODCALLTYPE IsDirty();
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virtual HRESULT STDMETHODCALLTYPE Load(IStream *pStm);
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virtual HRESULT STDMETHODCALLTYPE Save(IStream *pStm, BOOL fClearDirty);
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virtual HRESULT STDMETHODCALLTYPE GetSizeMax(ULARGE_INTEGER *pcbSize);
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// *** IWinEventHandler methods ***
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virtual HRESULT STDMETHODCALLTYPE OnWinEvent(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam, LRESULT *theResult);
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virtual HRESULT STDMETHODCALLTYPE IsWindowOwner(HWND hWnd);
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// *** IBandNavigate methods ***
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virtual HRESULT STDMETHODCALLTYPE Select(long paramC);
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// *** INamespaceProxy ***
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virtual HRESULT STDMETHODCALLTYPE GetNavigateTarget(long paramC, long param10, long param14);
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virtual HRESULT STDMETHODCALLTYPE Invoke(long paramC);
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virtual HRESULT STDMETHODCALLTYPE OnSelectionChanged(long paramC);
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virtual HRESULT STDMETHODCALLTYPE RefreshFlags(long paramC, long param10, long param14);
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virtual HRESULT STDMETHODCALLTYPE CacheItem(long paramC);
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// *** IDispatch methods ***
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virtual HRESULT STDMETHODCALLTYPE GetTypeInfoCount(UINT *pctinfo);
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virtual HRESULT STDMETHODCALLTYPE GetTypeInfo(UINT iTInfo, LCID lcid, ITypeInfo **ppTInfo);
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virtual HRESULT STDMETHODCALLTYPE GetIDsOfNames(REFIID riid, LPOLESTR *rgszNames, UINT cNames, LCID lcid, DISPID *rgDispId);
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virtual HRESULT STDMETHODCALLTYPE Invoke(DISPID dispIdMember, REFIID riid, LCID lcid, WORD wFlags, DISPPARAMS *pDispParams, VARIANT *pVarResult, EXCEPINFO *pExcepInfo, UINT *puArgErr);
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// *** IDropTarget methods ***
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virtual HRESULT STDMETHODCALLTYPE DragEnter(IDataObject *pObj, DWORD glfKeyState, POINTL pt, DWORD *pdwEffect);
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virtual HRESULT STDMETHODCALLTYPE DragOver(DWORD glfKeyState, POINTL pt, DWORD *pdwEffect);
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virtual HRESULT STDMETHODCALLTYPE DragLeave();
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virtual HRESULT STDMETHODCALLTYPE Drop(IDataObject *pObj, DWORD glfKeyState, POINTL pt, DWORD *pdwEffect);
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// *** IDropSource methods ***
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virtual HRESULT STDMETHODCALLTYPE QueryContinueDrag(BOOL fEscapePressed, DWORD grfKeyState);
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virtual HRESULT STDMETHODCALLTYPE GiveFeedback(DWORD dwEffect);
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DECLARE_REGISTRY_RESOURCEID(IDR_EXPLORERBAND)
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DECLARE_NOT_AGGREGATABLE(CExplorerBand)
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DECLARE_PROTECT_FINAL_CONSTRUCT()
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BEGIN_COM_MAP(CExplorerBand)
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COM_INTERFACE_ENTRY_IID(IID_IDispatch, IDispatch)
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COM_INTERFACE_ENTRY_IID(IID_IWinEventHandler, IWinEventHandler)
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COM_INTERFACE_ENTRY_IID(IID_IBandNavigate, IBandNavigate)
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COM_INTERFACE_ENTRY_IID(IID_INamespaceProxy, INamespaceProxy)
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COM_INTERFACE_ENTRY2_IID(IID_IOleWindow, IOleWindow, IDeskBand)
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COM_INTERFACE_ENTRY2_IID(IID_IDockingWindow, IDockingWindow, IDeskBand)
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COM_INTERFACE_ENTRY_IID(IID_IDeskBand, IDeskBand)
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COM_INTERFACE_ENTRY_IID(IID_IObjectWithSite, IObjectWithSite)
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COM_INTERFACE_ENTRY_IID(IID_IOleCommandTarget, IOleCommandTarget)
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COM_INTERFACE_ENTRY_IID(IID_IServiceProvider, IServiceProvider)
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COM_INTERFACE_ENTRY_IID(IID_IInputObject, IInputObject)
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COM_INTERFACE_ENTRY2_IID(IID_IPersist, IPersist, IPersistStream)
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COM_INTERFACE_ENTRY_IID(IID_IPersistStream, IPersistStream)
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END_COM_MAP()
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BEGIN_MSG_MAP(CExplorerBand)
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MESSAGE_HANDLER(WM_CONTEXTMENU, OnContextMenu)
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MESSAGE_HANDLER(WM_USER_SHELLEVENT, OnShellEvent)
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MESSAGE_HANDLER(WM_RBUTTONDOWN, ContextMenuHack)
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MESSAGE_HANDLER(WM_SETFOCUS, OnSetFocus)
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// MESSAGE_HANDLER(WM_KILLFOCUS, OnKillFocus)
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END_MSG_MAP()
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};
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