CLayerUIPropPage Class Reference

#include <CLayerUIPropPage.hpp>

Inheritance diagram for CLayerUIPropPage:

Collaboration diagram for CLayerUIPropPage:

Public Types
enum	{ IDD = IDD_ACPPAGESHEET }
Public Types inherited from IShellExtInit
typedef IShellExtInit *	LPSHELLEXTINIT
Public Types inherited from IUnknown
typedef IUnknown *	LPUNKNOWN
Public Types inherited from IShellPropSheetExt
enum	tagSHELLPROPSHEETEXTPAGEID { EXPPS_FILETYPES = 0x1 }
typedef UINT	EXPPS

Public Member Functions
	CLayerUIPropPage ()
	~CLayerUIPropPage ()
STDMETHODIMP	Initialize (PCIDLIST_ABSOLUTE pidlFolder, LPDATAOBJECT pdtobj, HKEY hkeyProgID)
STDMETHODIMP	AddPages (LPFNADDPROPSHEETPAGE pfnAddPage, LPARAM lParam)
STDMETHODIMP	ReplacePage (UINT, LPFNADDPROPSHEETPAGE, LPARAM)
VOID	OnPageAddRef ()
VOID	OnPageRelease ()
HRESULT	InitFile (PCWSTR Filename)
void	UpdateControls ()
INT_PTR	DisableControls ()
BOOL	HasChanges () const
int	OnSetActive ()
int	OnApply ()
LRESULT	OnInitDialog (UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL &bHandled)
LRESULT	OnCtrlCommand (WORD wNotifyCode, WORD wID, HWND hWndCtl, BOOL &bHandled)
LRESULT	OnEditModes (WORD wNotifyCode, WORD wID, HWND hWndCtl, BOOL &bHandled)
LRESULT	OnClickNotify (INT uCode, LPNMHDR hdr, BOOL &bHandled)
Public Member Functions inherited from ATL::CComObjectRootEx< CComMultiThreadModelNoCS >
	~CComObjectRootEx ()
ULONG	InternalAddRef ()
ULONG	InternalRelease ()
void	Lock ()
void	Unlock ()
HRESULT	_AtlInitialConstruct ()
Public Member Functions inherited from ATL::CComObjectRootBase
	CComObjectRootBase ()
	~CComObjectRootBase ()
void	SetVoid (void *)
HRESULT	_AtlFinalConstruct ()
HRESULT	FinalConstruct ()
void	InternalFinalConstructAddRef ()
void	InternalFinalConstructRelease ()
void	FinalRelease ()
Public Member Functions inherited from IShellExtInit
HRESULT	Initialize ([in] PCIDLIST_ABSOLUTE pidlFolder, [in] IDataObject *pdtobj, [in] HKEY hkeyProgID)
Public Member Functions inherited from IUnknown
HRESULT	QueryInterface ([in] REFIID riid, [out, iid_is(riid)] void **ppvObject)
ULONG	AddRef ()
ULONG	Release ()
Public Member Functions inherited from IShellPropSheetExt
HRESULT	AddPages ([in] LPFNSVADDPROPSHEETPAGE pfnAddPage, [in] LPARAM lParam)
HRESULT	ReplacePage ([in] EXPPS uPageID, [in] LPFNSVADDPROPSHEETPAGE pfnReplaceWith, [in] LPARAM lParam)

Public Attributes
CSimpleArray< CString >	m_CustomLayers
Public Attributes inherited from ATL::CComObjectRootBase
LONG	m_dwRef

Protected Attributes
CString	m_Filename
BOOL	m_IsSfcProtected
BOOL	m_AllowPermLayer
DWORD	m_LayerQueryFlags
DWORD	m_RegistryOSMode
DWORD	m_OSMode
DWORD	m_RegistryEnabledLayers
DWORD	m_EnabledLayers
CSimpleArray< CString >	m_RegistryCustomLayers

Additional Inherited Members
Static Public Member Functions inherited from ATL::CComObjectRootBase
static void WINAPI	ObjectMain (bool)
static const struct _ATL_CATMAP_ENTRY *	GetCategoryMap ()
static HRESULT WINAPI	InternalQueryInterface (void *pThis, const _ATL_INTMAP_ENTRY *pEntries, REFIID iid, void **ppvObject)

Detailed Description

Definition at line 10 of file CLayerUIPropPage.hpp.

Member Enumeration Documentation

anonymous enum

anonymous enum

Enumerator
IDD

Definition at line 74 of file CLayerUIPropPage.hpp.

{ IDD = IDD_ACPPAGESHEET };

Constructor & Destructor Documentation

CLayerUIPropPage()

CLayerUIPropPage::CLayerUIPropPage

(

)

Definition at line 110 of file CLayerUIPropPage.cpp.

: m_IsSfcProtected(FALSE)
, m_AllowPermLayer(FALSE)
, m_LayerQueryFlags(GPLK_USER)  /* TODO: When do we read from HKLM? */
, m_RegistryOSMode(0)
, m_OSMode(0)
, m_RegistryEnabledLayers(0)
, m_EnabledLayers(0)
{
    CComBSTR title;
    title.LoadString(g_hModule, IDS_COMPAT_TITLE);
    m_psp.pszTitle = title.Detach();
    m_psp.dwFlags |= PSP_USETITLE;
}

~CLayerUIPropPage()

CLayerUIPropPage::~CLayerUIPropPage

(

)

Definition at line 125 of file CLayerUIPropPage.cpp.

{
    CComBSTR title;
    title.Attach((BSTR)m_psp.pszTitle);
}

Member Function Documentation

AddPages()

STDMETHODIMP CLayerUIPropPage::AddPages ( LPFNADDPROPSHEETPAGE  pfnAddPage, LPARAM  lParam  )

inline

Definition at line 28 of file CLayerUIPropPage.hpp.

    {
        HPROPSHEETPAGE hPage = Create();
        if (hPage && !pfnAddPage(hPage, lParam))
            DestroyPropertySheetPage(hPage);
 
        return S_OK;
    }

DisableControls()

INT_PTR CLayerUIPropPage::DisableControls

(

)

Definition at line 364 of file CLayerUIPropPage.cpp.

{
    ::EnableWindow(GetDlgItem(IDC_COMPATIBILITYMODE), 0);
    ::EnableWindow(GetDlgItem(IDC_CHKRUNCOMPATIBILITY), 0);
    for (size_t n = 0; g_Layers[n].Name; ++n)
        ::EnableWindow(GetDlgItem(g_Layers[n].Id), 0);
    ::EnableWindow(GetDlgItem(IDC_EDITCOMPATIBILITYMODES), 0);
    return TRUE;
}

Referenced by OnInitDialog().

HasChanges()

BOOL CLayerUIPropPage::HasChanges

(

)

const

Definition at line 290 of file CLayerUIPropPage.cpp.

{
    if (m_RegistryEnabledLayers != m_EnabledLayers)
        return TRUE;
 
    if (m_RegistryOSMode != m_OSMode)
        return TRUE;
 
    if (!ArrayEquals(m_RegistryCustomLayers, m_CustomLayers))
        return TRUE;
 
    return FALSE;
}

Referenced by OnApply(), and UpdateControls().

InitFile()

HRESULT CLayerUIPropPage::InitFile

(

PCWSTR

Filename

)

Definition at line 131 of file CLayerUIPropPage.cpp.

{
    CString ExpandedFilename;
    DWORD dwRequired = ExpandEnvironmentStringsW(Filename, NULL, 0);
    if (dwRequired > 0)
    {
        LPWSTR Buffer = ExpandedFilename.GetBuffer(dwRequired);
        DWORD dwReturned = ExpandEnvironmentStringsW(Filename, Buffer, dwRequired);
        if (dwRequired == dwReturned)
        {
            ExpandedFilename.ReleaseBufferSetLength(dwReturned - 1);
            ACDBG(L"Expanded '%s' => '%s'\r\n", Filename, (PCWSTR)ExpandedFilename);
        }
        else
        {
            ExpandedFilename.ReleaseBufferSetLength(0);
            ExpandedFilename = Filename;
            ACDBG(L"Failed during expansion '%s'\r\n", Filename);
        }
    }
    else
    {
        ACDBG(L"Failed to expand '%s'\r\n", Filename);
        ExpandedFilename = Filename;
    }
    PCWSTR pwszExt = PathFindExtensionW(ExpandedFilename);
    if (!pwszExt)
    {
        ACDBG(L"Failed to find an extension: '%s'\r\n", (PCWSTR)ExpandedFilename);
        return E_FAIL;
    }
    if (!_wcsicmp(pwszExt, L".lnk"))
    {
        WCHAR Buffer[MAX_PATH];
        if (!GetExeFromLnk(ExpandedFilename, Buffer, _countof(Buffer)))
        {
            ACDBG(L"Failed to read link target from: '%s'\r\n", (PCWSTR)ExpandedFilename);
            return E_FAIL;
        }
        if (!_wcsicmp(Buffer, ExpandedFilename))
        {
            ACDBG(L"Link redirects to itself: '%s'\r\n", (PCWSTR)ExpandedFilename);
            return E_FAIL;
        }
        return InitFile(Buffer);
    }
 
    CString tmp;
    if (tmp.GetEnvironmentVariable(L"SystemRoot"))
    {
        tmp += L"\\System32";
        if (ExpandedFilename.GetLength() >= tmp.GetLength() &&
            ExpandedFilename.Left(tmp.GetLength()).MakeLower() == tmp.MakeLower())
        {
            ACDBG(L"Ignoring System32: %s\r\n", (PCWSTR)ExpandedFilename);
            return E_FAIL;
        }
        tmp.GetEnvironmentVariable(L"SystemRoot");
        tmp += L"\\WinSxs";
        if (ExpandedFilename.GetLength() >= tmp.GetLength() &&
            ExpandedFilename.Left(tmp.GetLength()).MakeLower() == tmp.MakeLower())
        {
            ACDBG(L"Ignoring WinSxs: %s\r\n", (PCWSTR)ExpandedFilename);
            return E_FAIL;
        }
    }
 
    for (size_t n = 0; g_AllowedExtensions[n]; ++n)
    {
        if (!_wcsicmp(g_AllowedExtensions[n], pwszExt))
        {
            m_Filename = ExpandedFilename;
            ACDBG(L"Got: %s\r\n", (PCWSTR)ExpandedFilename);
            m_IsSfcProtected = SfcIsFileProtected(NULL, m_Filename);
            m_AllowPermLayer = AllowPermLayer(ExpandedFilename);
            return S_OK;
        }
    }
    ACDBG(L"Extension not included: '%s'\r\n", pwszExt);
    return E_FAIL;
}

Referenced by InitFile(), and Initialize().

Initialize()

STDMETHODIMP CLayerUIPropPage::Initialize	(	PCIDLIST_ABSOLUTE	pidlFolder,
		LPDATAOBJECT	pdtobj,
		HKEY	hkeyProgID
	)

Definition at line 449 of file CLayerUIPropPage.cpp.

{
    FORMATETC etc = { CF_HDROP, NULL, DVASPECT_CONTENT, -1, TYMED_HGLOBAL };
    STGMEDIUM stg;
 
    if (DisableShellext())
        return E_ACCESSDENIED;
 
    HRESULT hr = pDataObj->GetData(&etc, &stg);
    if (FAILED(hr))
    {
        ACDBG(L"Failed to retrieve Data from pDataObj.\r\n");
        return E_INVALIDARG;
    }
    hr = E_FAIL;
    HDROP hdrop = (HDROP)GlobalLock(stg.hGlobal);
    if (hdrop)
    {
        UINT uNumFiles = DragQueryFileW(hdrop, 0xFFFFFFFF, NULL, 0);
        if (uNumFiles == 1)
        {
            WCHAR szFile[MAX_PATH * 2];
            if (DragQueryFileW(hdrop, 0, szFile, _countof(szFile)))
            {
                this->AddRef();
                hr = InitFile(szFile);
            }
            else
            {
                ACDBG(L"Failed to query the file.\r\n");
            }
        }
        else
        {
            ACDBG(L"Invalid number of files: %d\r\n", uNumFiles);
        }
        GlobalUnlock(stg.hGlobal);
    }
    else
    {
        ACDBG(L"Could not lock stg.hGlobal\r\n");
    }
    ReleaseStgMedium(&stg);
    return hr;
}

OnApply()

int CLayerUIPropPage::OnApply

(

)

Definition at line 304 of file CLayerUIPropPage.cpp.

{
    if (HasChanges())
    {
        BOOL bMachine = m_LayerQueryFlags == GPLK_MACHINE;
 
        for (size_t n = 0; g_CompatModes[n].Name; ++n)
            SetPermLayerState(m_Filename, g_CompatModes[n].Name, 0, bMachine, (n+1) == m_OSMode);
 
        for (size_t n = 0; g_Layers[n].Name; ++n)
        {
            SetPermLayerState(m_Filename, g_Layers[n].Name, 0, bMachine, ((1<<n) & m_EnabledLayers) != 0);
        }
 
        /* Disable all old values */
        for (int j = 0; j < m_RegistryCustomLayers.GetSize(); j++)
        {
            SetPermLayerState(m_Filename, m_RegistryCustomLayers[j].GetString(), 0, bMachine, FALSE);
        }
 
        /* Enable all new values */
        for (int j = 0; j < m_CustomLayers.GetSize(); j++)
        {
            SetPermLayerState(m_Filename, m_CustomLayers[j].GetString(), 0, bMachine, TRUE);
        }
 
        SHChangeNotify(SHCNE_UPDATEITEM, SHCNF_PATHW, (PCWSTR)m_Filename, NULL);
    }
 
    return PSNRET_NOERROR;
}

OnClickNotify()

LRESULT CLayerUIPropPage::OnClickNotify	(	INT	uCode,
		LPNMHDR	hdr,
		BOOL &	bHandled
	)

Definition at line 413 of file CLayerUIPropPage.cpp.

{
    if (hdr->idFrom == IDC_INFOLINK)
        ShellExecute(NULL, L"open", L"https://reactos.org/forum/viewforum.php?f=4", NULL, NULL, SW_SHOW);
    return 0;
}

OnCtrlCommand()

LRESULT CLayerUIPropPage::OnCtrlCommand	(	WORD	wNotifyCode,
		WORD	wID,
		HWND	hWndCtl,
		BOOL &	bHandled
	)

Definition at line 400 of file CLayerUIPropPage.cpp.

{
    UpdateControls();
    return 0;
}

OnEditModes()

LRESULT CLayerUIPropPage::OnEditModes	(	WORD	wNotifyCode,
		WORD	wID,
		HWND	hWndCtl,
		BOOL &	bHandled
	)

Definition at line 406 of file CLayerUIPropPage.cpp.

{
    if (ShowEditCompatModes(m_hWnd, this))
        UpdateControls();
    return 0;
}

OnInitDialog()

LRESULT CLayerUIPropPage::OnInitDialog	(	UINT	uMsg,
		WPARAM	wParam,
		LPARAM	lParam,
		BOOL &	bHandled
	)

Definition at line 336 of file CLayerUIPropPage.cpp.

{
    HWND cboMode = GetDlgItem(IDC_COMPATIBILITYMODE);
    for (size_t n = 0; g_CompatModes[n].Display; ++n)
        ComboBox_AddString(cboMode, g_CompatModes[n].Display);
    ComboBox_SetCurSel(cboMode, 4);
 
    CStringW explanation;
    if (!m_AllowPermLayer)
    {
        explanation.LoadString(g_hModule, IDS_FAILED_NETWORK);
        DisableControls();
        ACDBG(L"AllowPermLayer returned FALSE\r\n");
    }
    else if (m_IsSfcProtected)
    {
        explanation.LoadString(g_hModule, IDS_FAILED_PROTECTED);
        DisableControls();
        ACDBG(L"Protected OS file\r\n");
    }
    else
    {
        return TRUE;
    }
    SetDlgItemTextW(IDC_EXPLANATION, explanation);
    return TRUE;
}

OnPageAddRef()

VOID CLayerUIPropPage::OnPageAddRef ( )

inline

Definition at line 42 of file CLayerUIPropPage.hpp.

    {
        InterlockedIncrement(&g_ModuleRefCnt);
    }

OnPageRelease()

VOID CLayerUIPropPage::OnPageRelease ( )

inline

Definition at line 47 of file CLayerUIPropPage.hpp.

    {
        InterlockedDecrement(&g_ModuleRefCnt);
    }

OnSetActive()

int CLayerUIPropPage::OnSetActive

(

)

Definition at line 256 of file CLayerUIPropPage.cpp.

{
    if (!GetLayerInfo(m_Filename, m_LayerQueryFlags, &m_RegistryOSMode, &m_RegistryEnabledLayers, m_RegistryCustomLayers))
        m_RegistryOSMode = m_RegistryEnabledLayers = 0;
 
    for (size_t n = 0; g_Layers[n].Name; ++n)
        CheckDlgButton(g_Layers[n].Id, (m_RegistryEnabledLayers & (1<<n)) ? BST_CHECKED : BST_UNCHECKED);
 
    CheckDlgButton(IDC_CHKRUNCOMPATIBILITY, m_RegistryOSMode ? BST_CHECKED : BST_UNCHECKED);
 
    if (m_RegistryOSMode)
        ComboBox_SetCurSel(GetDlgItem(IDC_COMPATIBILITYMODE), m_RegistryOSMode-1);
 
    m_CustomLayers = m_RegistryCustomLayers;
 
    UpdateControls();
 
    return 0;
}

ReplacePage()

STDMETHODIMP CLayerUIPropPage::ReplacePage ( UINT  , LPFNADDPROPSHEETPAGE  , LPARAM    )

inline

Definition at line 37 of file CLayerUIPropPage.hpp.

    {
        return E_NOTIMPL;
    }

UpdateControls()

void CLayerUIPropPage::UpdateControls

(

)

Definition at line 374 of file CLayerUIPropPage.cpp.

{
    m_OSMode = 0, m_EnabledLayers = 0;
    BOOL ModeEnabled = IsDlgButtonChecked(IDC_CHKRUNCOMPATIBILITY);
    if (ModeEnabled)
        m_OSMode = ComboBox_GetCurSel(GetDlgItem(IDC_COMPATIBILITYMODE))+1;
    ::EnableWindow(GetDlgItem(IDC_COMPATIBILITYMODE), ModeEnabled);
 
    for (size_t n = 0; g_Layers[n].Name; ++n)
    {
        m_EnabledLayers |= IsDlgButtonChecked(g_Layers[n].Id) ? (1<<n) : 0;
        ::ShowWindow(GetDlgItem(g_Layers[n].Id), SW_SHOW);
    }
 
    CStringW customLayers;
    for (int j = 0; j < m_CustomLayers.GetSize(); ++j)
    {
        if (j > 0)
            customLayers += L", ";
        customLayers += m_CustomLayers[j];
    }
    SetDlgItemTextW(IDC_ENABLED_LAYERS, customLayers);
 
    SetModified(HasChanges());
}

Referenced by OnCtrlCommand(), OnEditModes(), and OnSetActive().

Member Data Documentation

m_AllowPermLayer

BOOL CLayerUIPropPage::m_AllowPermLayer

protected

Definition at line 67 of file CLayerUIPropPage.hpp.

Referenced by InitFile(), and OnInitDialog().

m_CustomLayers

CSimpleArray<CString> CLayerUIPropPage::m_CustomLayers

Definition at line 18 of file CLayerUIPropPage.hpp.

Referenced by HasChanges(), OnApply(), CEditCompatModes::OnButton(), CEditCompatModes::OnInitDialog(), OnSetActive(), and UpdateControls().

m_EnabledLayers

DWORD CLayerUIPropPage::m_EnabledLayers

protected

Definition at line 70 of file CLayerUIPropPage.hpp.

Referenced by HasChanges(), OnApply(), and UpdateControls().

m_Filename

CString CLayerUIPropPage::m_Filename

protected

Definition at line 65 of file CLayerUIPropPage.hpp.

Referenced by InitFile(), OnApply(), and OnSetActive().

m_IsSfcProtected

BOOL CLayerUIPropPage::m_IsSfcProtected

protected

Definition at line 66 of file CLayerUIPropPage.hpp.

Referenced by InitFile(), and OnInitDialog().

m_LayerQueryFlags

DWORD CLayerUIPropPage::m_LayerQueryFlags

protected

Definition at line 68 of file CLayerUIPropPage.hpp.

Referenced by OnApply(), and OnSetActive().

m_OSMode

DWORD CLayerUIPropPage::m_OSMode

protected

Definition at line 69 of file CLayerUIPropPage.hpp.

Referenced by HasChanges(), OnApply(), and UpdateControls().

m_RegistryCustomLayers

CSimpleArray<CString> CLayerUIPropPage::m_RegistryCustomLayers

protected

Definition at line 71 of file CLayerUIPropPage.hpp.

Referenced by HasChanges(), OnApply(), and OnSetActive().

m_RegistryEnabledLayers

DWORD CLayerUIPropPage::m_RegistryEnabledLayers

protected

Definition at line 70 of file CLayerUIPropPage.hpp.

Referenced by HasChanges(), and OnSetActive().

m_RegistryOSMode

DWORD CLayerUIPropPage::m_RegistryOSMode

protected

Definition at line 69 of file CLayerUIPropPage.hpp.

Referenced by HasChanges(), and OnSetActive().

---

The documentation for this class was generated from the following files:

• dll/shellext/acppage/CLayerUIPropPage.hpp
• dll/shellext/acppage/CLayerUIPropPage.cpp