base/shell/explorer/utility/shellbrowserimpl.h

   1 /*
   2  * Copyright 2003 Martin Fuchs
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Lesser General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2.1 of the License, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public
  15  * License along with this library; if not, write to the Free Software
  16  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
  17  */
  18
  19
  20  //
  21  // Explorer clone
  22  //
  23  // shellbrowserimpl.h
  24  //
  25  // Martin Fuchs, 23.07.2003
  26  //
  27  // Credits: Thanks to Leon Finker for his explorer cabinet window example
  28  //
  29
  30 #ifdef __MINGW32__
  31 #include "servprov.h"   // for IServiceProvider
  32 #include "docobj.h"     // for IOleCommandTarget
  33 #endif
  34
  35
  36  /// Implementation of IShellBrowser and ICommDlgBrowser interfaces for explorer child windows (see ShellBrowserChild)
  37 struct IShellBrowserImpl
  38  :      public IShellBrowser,
  39         public ICommDlgBrowser,
  40         public IServiceProvider,
  41         public IOleCommandTarget
  42 {
  43         IShellBrowserImpl()
  44          :      _dwRef(0)
  45         {
  46         }
  47
  48         virtual ~IShellBrowserImpl()
  49         {
  50         }
  51
  52         virtual HRESULT STDMETHODCALLTYPE QueryInterface(REFIID iid, void** ppvObject);
  53
  54         virtual ULONG STDMETHODCALLTYPE AddRef() {return ++_dwRef;}
  55         virtual ULONG STDMETHODCALLTYPE Release() {return --_dwRef;}  //not heap based
  56
  57         // *** IOleWindow methods ***
  58         virtual HRESULT STDMETHODCALLTYPE ContextSensitiveHelp(BOOL fEnterMode) {return E_NOTIMPL;}
  59
  60         // *** ICommDlgBrowser methods ***
  61         virtual HRESULT STDMETHODCALLTYPE OnDefaultCommand(IShellView* ppshv);
  62
  63         virtual HRESULT STDMETHODCALLTYPE OnStateChange(IShellView* ppshv, ULONG uChange)
  64         {       //handle selection, rename, focus if needed
  65                 return E_NOTIMPL;
  66         }
  67
  68         virtual HRESULT STDMETHODCALLTYPE IncludeObject(IShellView* ppshv, LPCITEMIDLIST pidl)
  69         {       //filter files if needed
  70                 return S_OK;
  71         }
  72
  73         // *** IShellBrowser methods *** (same as IOleInPlaceFrame)
  74         virtual HRESULT STDMETHODCALLTYPE InsertMenusSB(HMENU hmenuShared, LPOLEMENUGROUPWIDTHS lpMenuWidths) {return E_NOTIMPL;}
  75         virtual HRESULT STDMETHODCALLTYPE SetMenuSB(HMENU hmenuShared, HOLEMENU holemenuReserved, HWND hwndActiveObject) {return E_NOTIMPL;}
  76         virtual HRESULT STDMETHODCALLTYPE RemoveMenusSB(HMENU hmenuShared) {return E_NOTIMPL;}
  77         virtual HRESULT STDMETHODCALLTYPE SetStatusTextSB(LPCOLESTR lpszStatusText) {return E_NOTIMPL;}
  78         virtual HRESULT STDMETHODCALLTYPE EnableModelessSB(BOOL fEnable) {return E_NOTIMPL;}
  79         virtual HRESULT STDMETHODCALLTYPE BrowseObject(LPCITEMIDLIST pidl, UINT wFlags) {return E_NOTIMPL;}
  80         virtual HRESULT STDMETHODCALLTYPE GetViewStateStream(DWORD grfMode, LPSTREAM* ppStrm) {return E_NOTIMPL;}
  81         virtual HRESULT STDMETHODCALLTYPE OnViewWindowActive(IShellView* ppshv) {return E_NOTIMPL;}
  82         virtual HRESULT STDMETHODCALLTYPE SetToolbarItems(LPTBBUTTON lpButtons, UINT nButtons, UINT uFlags) {return E_NOTIMPL;}
  83         virtual HRESULT STDMETHODCALLTYPE TranslateAcceleratorSB(LPMSG lpmsg, WORD wID) {return S_OK;}
  84
  85         // IServiceProvider
  86         virtual HRESULT STDMETHODCALLTYPE QueryService(REFGUID guidService, REFIID riid, void** ppvObject);
  87
  88         // IOleCommandTarget
  89         virtual HRESULT STDMETHODCALLTYPE QueryStatus(const GUID *pguidCmdGroup, ULONG cCmds, OLECMD prgCmds[], OLECMDTEXT* pCmdText);
  90         virtual HRESULT STDMETHODCALLTYPE Exec(const GUID *pguidCmdGroup, DWORD nCmdID, DWORD nCmdexecopt, VARIANT *pvaIn, VARIANT *pvaOut);
  91
  92 protected:
  93         DWORD   _dwRef;
  94
  95         virtual HRESULT OnDefaultCommand(LPIDA pida) {return E_NOTIMPL;}
  96 };
  97
  98 #ifndef WM_GETISHELLBROWSER
  99 #define WM_GETISHELLBROWSER (WM_USER+7)
 100 #endif