397 lines
10 KiB
C++
397 lines
10 KiB
C++
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//+---------------------------------------------------------------------------
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//
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// Microsoft Windows
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// Copyright (C) Microsoft Corporation, 1997.
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//
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// File: I C O N T E X T M . C P P
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//
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// Contents: IContextMenu implementation for CConnectionFolderExtractIcon
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//
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// Notes:
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//
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// Author: jeffspr 24 Oct 1997
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//
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//----------------------------------------------------------------------------
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#include "pch.h"
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#pragma hdrstop
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#include "foldinc.h" // Standard shell\folder includes
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#include <nsres.h>
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#include "foldres.h"
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#include "oncommand.h"
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#include "cmdtable.h"
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//+---------------------------------------------------------------------------
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//
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// Member: CConnectionFolderContextMenu::CreateInstance
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//
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// Purpose: Create an instance of the CConnectionFolderContextMenu object
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//
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// Arguments:
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// riid [in] Interface requested
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// ppv [out] Pointer to receive the requested interface
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//
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// Returns:
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//
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// Author: jeffspr 7 Aug 1998
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//
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// Notes:
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//
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HRESULT CConnectionFolderContextMenu::CreateInstance(
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REFIID riid,
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void** ppv,
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CMENU_TYPE cmt,
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HWND hwndOwner,
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const PCONFOLDPIDLVEC& apidl,
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LPSHELLFOLDER psf)
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{
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TraceFileFunc(ttidShellFolderIface);
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HRESULT hr = E_OUTOFMEMORY;
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CConnectionFolderContextMenu * pObj = NULL;
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pObj = new CComObject <CConnectionFolderContextMenu>;
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if (pObj)
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{
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// Do the standard CComCreator::CreateInstance stuff.
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//
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pObj->SetVoid (NULL);
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pObj->InternalFinalConstructAddRef ();
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hr = pObj->FinalConstruct ();
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pObj->InternalFinalConstructRelease ();
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if (SUCCEEDED(hr))
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{
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hr = pObj->HrInitialize(cmt, hwndOwner, apidl, psf);
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if (SUCCEEDED(hr))
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{
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hr = pObj->QueryInterface (riid, ppv);
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}
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}
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if (FAILED(hr))
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{
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delete pObj;
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}
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}
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TraceHr(ttidError, FAL, hr, FALSE, "CConnectionFolderContextMenu::CreateInstance");
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return hr;
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}
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//+---------------------------------------------------------------------------
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//
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// Member: CConnectionFolderContextMenu::CConnectionFolderContextMenu
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//
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// Purpose: Constructor for CConnectionFolderContextMenu. Initialize
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// data members
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//
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// Arguments:
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// (none)
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//
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// Returns:
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//
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// Author: jeffspr 7 Aug 1998
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//
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// Notes:
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//
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CConnectionFolderContextMenu::CConnectionFolderContextMenu()
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{
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TraceFileFunc(ttidShellFolderIface);
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m_psf = NULL;
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m_cidl = 0;
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m_hwndOwner = NULL;
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m_cmt = CMT_OBJECT; // arbitrary. Just make sure it's something
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}
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//+---------------------------------------------------------------------------
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//
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// Member: CConnectionFolderContextMenu::HrInitialize
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//
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// Purpose: Initialization for the context menu object. Make copies of
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// the pidl array, etc.
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//
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// Arguments:
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// hwndOwner [in] Our parent hwnd
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// apidl [in] Pidl array of selected items
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// psf [in] Our shell folder pointer
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//
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// Returns:
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//
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// Author: jeffspr 7 Aug 1998
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//
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// Notes:
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//
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HRESULT CConnectionFolderContextMenu::HrInitialize(
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CMENU_TYPE cmt,
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HWND hwndOwner,
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const PCONFOLDPIDLVEC& apidl,
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LPSHELLFOLDER psf)
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{
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TraceFileFunc(ttidShellFolderIface);
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HRESULT hr = NOERROR;
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// Grab and addref the folder object
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//
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Assert(psf);
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psf->AddRef();
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m_psf = static_cast<CConnectionFolder *>(psf);
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// Copy the context menu type (object -vs- background)
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//
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m_cmt = cmt;
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// Note: This will be NULL if the context menu is invoked from the desktop
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//
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m_hwndOwner = hwndOwner;
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if (!apidl.empty())
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{
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Assert(CMT_OBJECT == cmt);
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// Clone the pidl array using the cache
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//
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hr = HrCloneRgIDL(apidl, TRUE, TRUE, m_apidl);
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if (FAILED(hr))
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{
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TraceHr(ttidError, FAL, hr, FALSE, "HrCloneRgIDL failed on apidl in "
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"CConnectionFolderContextMenu::HrInitialize");
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}
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}
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else
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{
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Assert(CMT_BACKGROUND == cmt);
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}
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TraceHr(ttidError, FAL, hr, FALSE, "CConnectionFolderContextMenu::HrInitialize");
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return hr;
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}
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//+---------------------------------------------------------------------------
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//
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// Member: CConnectionFolderContextMenu::~CConnectionFolderContextMenu
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//
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// Purpose: Destructor. Free the pidl array and release the shell folder
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// object
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//
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// Arguments:
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// (none)
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//
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// Returns:
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//
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// Author: jeffspr 7 Aug 1998
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//
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// Notes:
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//
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CConnectionFolderContextMenu::~CConnectionFolderContextMenu()
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{
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TraceFileFunc(ttidShellFolderIface);
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if (m_psf)
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{
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ReleaseObj(reinterpret_cast<LPSHELLFOLDER>(m_psf));
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}
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}
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//+---------------------------------------------------------------------------
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//
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// Member: CConnectionFolderContextMenu::QueryContextMenu
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//
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// Purpose: Adds menu items to the specified menu. The menu items should
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// be inserted in the menu at the position specified by
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// indexMenu, and their menu item identifiers must be between
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// the idCmdFirst and idCmdLast parameter values.
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//
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// Arguments:
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// hmenu [in] Handle to the menu. The handler should specify this
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// handle when adding menu items
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// indexMenu [in] Zero-based position at which to insert the first
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// menu item.
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// idCmdFirst [in] Min value the handler can specify for a menu item
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// idCmdLast [in] Max value the handler can specify for a menu item
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// uFlags [in] Optional flags specifying how the context menu
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// can be changed. See MSDN for the full list.
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//
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// Returns:
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//
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// Author: jeffspr 7 Aug 1998
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//
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// Notes:
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//
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HRESULT CConnectionFolderContextMenu::QueryContextMenu(
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HMENU hmenu,
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UINT indexMenu,
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UINT idCmdFirst,
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UINT idCmdLast,
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UINT uFlags)
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{
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TraceFileFunc(ttidShellFolderIface);
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HRESULT hr = S_OK;
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BOOL fVerbsOnly = !!(uFlags & CMF_VERBSONLY);
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if ( (m_apidl.size() != 0) && !(uFlags & CMF_DVFILE))
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{
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HMENU hMenuTmp = NULL;
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hMenuTmp = CreateMenu();
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if (hMenuTmp)
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{
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hr = HrBuildMenu(hMenuTmp, fVerbsOnly, m_apidl, 0);
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if (SUCCEEDED(hr))
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{
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UINT idMax = Shell_MergeMenus(
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hmenu,
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hMenuTmp,
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0,
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idCmdFirst,
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idCmdLast,
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MM_ADDSEPARATOR | MM_SUBMENUSHAVEIDS);
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hr = ResultFromShort(idMax - idCmdFirst);
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}
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DestroyMenu(hMenuTmp);
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}
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}
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else
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{
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// mbend - we skip this because defview does file menu merging.
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}
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// Ignore this trace if it's a short, basically.
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//
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TraceHr(ttidError, FAL, hr, SUCCEEDED(hr), "CConnectionFolderContextMenu::QueryContextMenu");
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return hr;
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}
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//+---------------------------------------------------------------------------
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//
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// Member: CConnectionFolderContextMenu::InvokeCommand
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//
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// Purpose: Carries out the command associated with a context menu item.
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//
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// Arguments:
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// lpici [in] Address of a CMINVOKECOMMANDINFO structure containing
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// information about the command.
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//
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// Returns: Returns NOERROR if successful, or an OLE-defined
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// error code otherwise.
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//
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// Author: jeffspr 27 Apr 1999
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//
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// Notes:
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//
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HRESULT CConnectionFolderContextMenu::InvokeCommand(
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LPCMINVOKECOMMANDINFO lpici)
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{
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TraceFileFunc(ttidShellFolderIface);
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HRESULT hr = NOERROR;
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UINT uiCmd = 0;
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Assert(lpici);
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Assert(lpici->lpVerb);
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if (HIWORD(lpici->lpVerb))
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{
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// Deal with string commands
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PSTR pszCmd = (PSTR)lpici->lpVerb;
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// Only folder objects currently support string-based invoke commands.
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// (The background does not)
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//
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if (CMT_OBJECT == m_cmt)
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{
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if (0 == lstrcmpA(pszCmd, "delete"))
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{
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uiCmd = CMIDM_DELETE;
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}
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else if (0 == lstrcmpA(pszCmd, "properties"))
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{
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uiCmd = CMIDM_PROPERTIES;
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}
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else if (0 == lstrcmpA(pszCmd, "wzcproperties"))
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{
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uiCmd = CMIDM_WZCPROPERTIES;
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}
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else if (0 == lstrcmpA(pszCmd, "rename"))
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{
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uiCmd = CMIDM_RENAME;
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}
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else if (0 == lstrcmpA(pszCmd, "link"))
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{
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uiCmd = CMIDM_CREATE_SHORTCUT;
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}
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}
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if (0 == uiCmd)
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{
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TraceTag(ttidError, "Unprocessed InvokeCommand<%s>\n", pszCmd);
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hr = E_INVALIDARG;
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}
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}
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else
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{
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uiCmd = (UINT)LOWORD((DWORD_PTR)lpici->lpVerb);
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}
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if (SUCCEEDED(hr))
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{
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// Handle the actual command
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//
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hr = HrFolderCommandHandler(uiCmd, m_apidl, m_hwndOwner, lpici, m_psf);
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}
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TraceHr(ttidError, FAL, hr, FALSE, "CConnectionFolderContextMenu::InvokeCommand");
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return hr;
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}
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HRESULT CConnectionFolderContextMenu::GetCommandString(
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UINT_PTR idCmd,
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UINT uType,
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UINT * pwReserved,
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PSTR pszName,
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UINT cchMax)
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{
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TraceFileFunc(ttidShellFolderIface);
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HRESULT hr = E_FAIL; // Not handled
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*((PWSTR)pszName) = L'\0';
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if (uType == GCS_HELPTEXT)
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{
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int iLength = LoadString( _Module.GetResourceInstance(),
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idCmd + IDS_CMIDM_START,
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(PWSTR) pszName,
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cchMax);
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if (iLength > 0)
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{
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hr = NOERROR;
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}
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else
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{
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AssertSz(FALSE, "Resource string not found for one of the connections folder commands");
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}
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}
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else
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{
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if (uType == GCS_VERB && idCmd == CMIDM_RENAME)
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{
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// "rename" is language independent
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lstrcpyW((PWSTR)pszName, L"rename");
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hr = NOERROR;
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}
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}
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TraceHr(ttidError, FAL, hr, (hr == E_FAIL), "CConnectionFolderContextMenu::GetCommandString");
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return hr;
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}
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