mirror of https://github.com/tongzx/nt5src
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
687 lines
23 KiB
687 lines
23 KiB
// IForms.h : Declaration of the CIntelliForms class
|
|
|
|
#ifndef __IFORMS_H_
|
|
#define __IFORMS_H_
|
|
|
|
#include "iforms.h"
|
|
|
|
const TCHAR c_szRegKeySMIEM[] = TEXT("Software\\Microsoft\\Internet Explorer\\Main");
|
|
const TCHAR c_szRegKeyIntelliForms[] = TEXT("Software\\Microsoft\\Internet Explorer\\IntelliForms");
|
|
const WCHAR c_wszRegKeyIntelliFormsSPW[] = TEXT("Software\\Microsoft\\Internet Explorer\\IntelliForms\\SPW");
|
|
const TCHAR c_szRegKeyRestrict[] = TEXT("Software\\Policies\\Microsoft\\Internet Explorer\\Control Panel");
|
|
|
|
const TCHAR c_szRegValUseFormSuggest[] = TEXT("Use FormSuggest");
|
|
const TCHAR c_szRegValFormSuggestRestrict[] = TEXT("FormSuggest");
|
|
const TCHAR c_szRegValSavePasswords[] = TEXT("FormSuggest Passwords");
|
|
const TCHAR c_szRegValAskPasswords[] = TEXT("FormSuggest PW Ask");
|
|
const TCHAR c_szRegValAskUser[] = TEXT("AskUser");
|
|
|
|
interface IAutoComplete2;
|
|
interface IAutoCompleteDropDown;
|
|
class CStringList;
|
|
|
|
#define IF_CHAR WM_APP + 0x08
|
|
#define IF_KEYDOWN WM_APP + 0x09
|
|
#define IF_IME_COMPOSITION WM_APP + 0x0A
|
|
|
|
/////////////////////////////////////////////////////////////////////////////
|
|
// CIntelliForms
|
|
class CEventSinkCallback
|
|
{
|
|
public:
|
|
typedef enum
|
|
{
|
|
EVENT_BOGUS = 100,
|
|
EVENT_KEYDOWN = 0,
|
|
EVENT_KEYPRESS,
|
|
EVENT_MOUSEDOWN,
|
|
EVENT_DBLCLICK,
|
|
EVENT_FOCUS,
|
|
EVENT_BLUR,
|
|
EVENT_SUBMIT,
|
|
EVENT_SCROLL,
|
|
|
|
EVENT_COMPOSITION,
|
|
EVENT_NOTIFY,
|
|
}
|
|
EVENTS;
|
|
|
|
typedef struct
|
|
{
|
|
EVENTS Event;
|
|
LPCWSTR pwszEventSubscribe;
|
|
LPCWSTR pwszEventName;
|
|
}
|
|
EventSinkEntry;
|
|
|
|
virtual HRESULT HandleEvent(IHTMLElement *pEle, EVENTS Event, IHTMLEventObj *pEventObj) = 0;
|
|
|
|
static EventSinkEntry EventsToSink[];
|
|
};
|
|
|
|
class CEditEventSinkCallback
|
|
{
|
|
public:
|
|
virtual HRESULT PreHandleEvent(DISPID inEvtDispId, IHTMLEventObj* pIEventObj) = 0;
|
|
};
|
|
|
|
class CIntelliForms :
|
|
public CEventSinkCallback,
|
|
public CEditEventSinkCallback
|
|
{
|
|
long m_cRef;
|
|
|
|
public:
|
|
class CEventSink;
|
|
class CEditEventSink;
|
|
class CAutoSuggest;
|
|
friend CAutoSuggest;
|
|
|
|
CIntelliForms();
|
|
~CIntelliForms();
|
|
|
|
public:
|
|
// IUnknown
|
|
STDMETHODIMP QueryInterface(REFIID, void **);
|
|
STDMETHODIMP_(ULONG) AddRef(void);
|
|
STDMETHODIMP_(ULONG) Release(void);
|
|
|
|
|
|
// CEventSinkCallback
|
|
HRESULT HandleEvent(IHTMLElement *pEle, EVENTS Event, IHTMLEventObj *pEventObj);
|
|
|
|
// CEditEventSinkCallback
|
|
HRESULT PreHandleEvent(DISPID inEvtDispId, IHTMLEventObj* pIEventObj);
|
|
|
|
public:
|
|
HRESULT Init(CIEFrameAuto::COmWindow *pOmWindow, IHTMLDocument2 *pDoc2, HWND hwnd);
|
|
HRESULT UnInit();
|
|
|
|
LPCWSTR GetUrl();
|
|
|
|
HRESULT UserInput(IHTMLInputTextElement *pTextEle);
|
|
|
|
HRESULT WriteToStore(LPCWSTR pwszName, CStringList *psl);
|
|
HRESULT ReadFromStore(LPCWSTR pwszName, CStringList **ppsl, BOOL fPasswordList=FALSE);
|
|
HRESULT DeleteFromStore(LPCWSTR pwszName);
|
|
HRESULT ClearStore(DWORD dwClear);
|
|
|
|
BOOL IsRestricted() { return m_fRestricted; }
|
|
BOOL IsRestrictedPW() { return m_fRestrictedPW; }
|
|
|
|
IUnknown *GetDocument() { return m_punkDoc2; }
|
|
|
|
HRESULT ScriptSubmit(IHTMLFormElement *pForm);
|
|
HRESULT HandleFormSubmit(IHTMLFormElement *pForm);
|
|
|
|
// for CEnumString
|
|
HRESULT GetPasswordStringList(CStringList **ppslPasswords);
|
|
// for IntelliFormsSaveForm
|
|
CIntelliForms *GetNext() { return m_pNext; }
|
|
|
|
BOOL IsEnabledForPage();
|
|
|
|
static HRESULT GetName(IHTMLInputTextElement *pTextEle, BSTR *pbstrName);
|
|
|
|
// Default to disabled, since we need to ask the user before enabling it
|
|
static BOOL IsEnabledInCPL() {
|
|
return IsEnabledInRegistry(c_szRegKeySMIEM, c_szRegValUseFormSuggest, FALSE); }
|
|
// Default to enabled, since we prompt before saving passwords anyway
|
|
static BOOL IsEnabledRestorePW() {
|
|
return IsEnabledInRegistry(c_szRegKeySMIEM, c_szRegValSavePasswords, TRUE); }
|
|
static BOOL IsEnabledAskPW() {
|
|
return IsEnabledRestorePW() &&
|
|
IsEnabledInRegistry(c_szRegKeySMIEM, c_szRegValAskPasswords, TRUE); }
|
|
|
|
static BOOL IsAdminRestricted(LPCTSTR pszRegVal);
|
|
|
|
BOOL AskedUserToEnable();
|
|
|
|
typedef HRESULT (*PFN_ENUM_CALLBACK)(IDispatch *pDispEle, DWORD_PTR dwCBData);
|
|
HRESULT ActiveElementChanged(IHTMLElement * pHTMLElement);
|
|
|
|
protected:
|
|
enum { LIST_DATA_PASSWORD = 1 }; // Flag to indicate a password list in store
|
|
|
|
HRESULT AddToElementList(IHTMLInputTextElement *pITE);
|
|
HRESULT FindInElementList(IHTMLInputTextElement *pITE);
|
|
void FreeElementList();
|
|
|
|
HRESULT AddToFormList(IHTMLFormElement *pFormEle);
|
|
HRESULT FindInFormList(IHTMLFormElement *pFormEle);
|
|
void FreeFormList();
|
|
|
|
static BOOL IsElementEnabled(IHTMLElement *pEle);
|
|
static HRESULT ShouldAttachToElement(IUnknown *, BOOL fCheckForm,
|
|
IHTMLElement2**, IHTMLInputTextElement**, IHTMLFormElement**, BOOL *pfPassword);
|
|
HRESULT GetBodyEle(IHTMLElement2 **ppEle2);
|
|
|
|
HRESULT SubmitElement(IHTMLInputTextElement *pITE, FILETIME ft, BOOL fEnabledInCPL);
|
|
|
|
LPCWSTR GetUrlHash();
|
|
|
|
BOOL ArePasswordsSaved();
|
|
BOOL LoadPasswords();
|
|
void SavePasswords();
|
|
HRESULT FindPasswordEntry(LPCWSTR pwszValue, int *piIndex);
|
|
void SetPasswordsAreSaved(BOOL fSaved);
|
|
HRESULT AutoFillPassword(IHTMLInputTextElement *pTextEle, LPCWSTR pwszUsername);
|
|
HRESULT SavePassword(IHTMLFormElement *pFormEle, FILETIME ftSubmit, IHTMLInputTextElement *pFirstEle);
|
|
HRESULT DeletePassword(LPCWSTR pwszUsername);
|
|
|
|
HRESULT AttachToForm(IHTMLFormElement *pFormEle);
|
|
|
|
HRESULT CreatePStore();
|
|
HRESULT CreatePStoreAndType();
|
|
void ReleasePStore();
|
|
|
|
static BOOL IsEnabledInRegistry(LPCTSTR pszKey, LPCTSTR pszValue, BOOL fDefault);
|
|
|
|
inline void EnterModalDialog();
|
|
inline void LeaveModalDialog();
|
|
|
|
|
|
private:
|
|
// CIntelliForms member variables
|
|
CEventSink *m_pSink;
|
|
CEditEventSink *m_pEditSink;
|
|
CAutoSuggest *m_pAutoSuggest; // Can attach to one edit control at a time
|
|
|
|
HINSTANCE m_hinstPStore;
|
|
IPStore *m_pPStore;
|
|
BOOL m_fPStoreTypeInit : 1; // Our types initialized
|
|
|
|
HDPA m_hdpaElements; // Elements user has modified
|
|
HDPA m_hdpaForms; // Forms we are sinked to
|
|
|
|
BOOL m_fCheckedIfEnabled : 1; // Checked if we're enabled for this page?
|
|
BOOL m_fEnabledForPage : 1; // We're enabled for this page (non-SSL)?
|
|
BOOL m_fHitPWField : 1; // Went to a password field?
|
|
BOOL m_fCheckedPW : 1; // Checked if we have a password for this URL?
|
|
CStringList *m_pslPasswords; // Usernames && Passwords for page, if any
|
|
int m_iRestoredIndex; // Index of restored password in m_pslPasswords (-1=none)
|
|
BOOL m_fRestricted : 1; // Are we restricted for normal Intelliforms?
|
|
BOOL m_fRestrictedPW : 1; // Are save passwords restricted?
|
|
|
|
// Lifetime management - see Enter/LeaveModalDialog
|
|
BOOL m_fInModalDialog : 1; // Are we in a dialog?
|
|
BOOL m_fUninitCalled : 1; // Was Uninit called during dialog?
|
|
|
|
// Useful stuff for the attached document
|
|
HWND m_hwndBrowser;
|
|
IHTMLDocument2 *m_pDoc2;
|
|
IUnknown *m_punkDoc2;
|
|
|
|
CIEFrameAuto::COmWindow *m_pOmWindow;
|
|
|
|
BSTR m_bstrFullUrl; // Full url if https: protocol (security check)
|
|
BSTR m_bstrUrl; // Full url with anchor/query string stripped
|
|
LPCWSTR m_pwszUrlHash; // String based on UrlHash(m_bstrUrl)
|
|
|
|
// Linked list of objects, to find CIntelliForms object for IHTMLDocument2
|
|
CIntelliForms *m_pNext;
|
|
|
|
public:
|
|
// GUID to use for subtype of PStore - identity GUID or c_PStoreType
|
|
GUID m_guidUserId;
|
|
|
|
public:
|
|
// Helper classes
|
|
template <class TYPE> class CEnumCollection
|
|
{
|
|
public:
|
|
static HRESULT EnumCollection(TYPE *pCollection, PFN_ENUM_CALLBACK pfnCB, DWORD_PTR dwCBData);
|
|
};
|
|
|
|
// Sinks regular Trident events. Calls back via CEventSinkCallback
|
|
class CEventSink : public IDispatch
|
|
{
|
|
ULONG m_cRef;
|
|
|
|
public:
|
|
|
|
CEventSink(CEventSinkCallback *pParent);
|
|
~CEventSink();
|
|
|
|
HRESULT SinkEvents(IHTMLElement2 *pEle2, int iNum, EVENTS *pEvents);
|
|
HRESULT UnSinkEvents(IHTMLElement2 *pEle2, int iNum, EVENTS *pEvents);
|
|
HRESULT SinkEvents(IHTMLWindow3 *pWin3, int iNum, EVENTS *pEvents);
|
|
HRESULT UnSinkEvents(IHTMLWindow3 *pWin3, int iNum, EVENTS *pEvents);
|
|
|
|
void SetParent(CEventSinkCallback *pParent) { m_pParent = pParent; }
|
|
|
|
STDMETHODIMP QueryInterface(REFIID, void **);
|
|
STDMETHODIMP_(ULONG) AddRef(void);
|
|
STDMETHODIMP_(ULONG) Release(void);
|
|
|
|
// IDispatch
|
|
STDMETHODIMP GetTypeInfoCount(UINT* pctinfo);
|
|
STDMETHODIMP GetTypeInfo(UINT iTInfo, LCID lcid, ITypeInfo** ppTInfo);
|
|
STDMETHODIMP GetIDsOfNames(REFIID riid, LPOLESTR *rgszNames, UINT cNames,
|
|
LCID lcid, DISPID *rgDispId);
|
|
STDMETHODIMP Invoke(DISPID dispIdMember, REFIID riid,
|
|
LCID lcid, WORD wFlags, DISPPARAMS *pDispParams, VARIANT *pVarResult,
|
|
EXCEPINFO *pExcepInfo, UINT *puArgErr);
|
|
|
|
private:
|
|
CEventSinkCallback *m_pParent;
|
|
};
|
|
|
|
// Sinks editing Trident events. Required for IME events. Callback CEditEventSinkCallback
|
|
class CEditEventSink : public IHTMLEditDesigner
|
|
{
|
|
ULONG m_cRef;
|
|
|
|
public:
|
|
CEditEventSink(CEditEventSinkCallback *pParent);
|
|
~CEditEventSink();
|
|
|
|
HRESULT Attach(IUnknown *punkElement); // Attach(NULL) to detach
|
|
void SetParent(CEditEventSinkCallback *pParent) { m_pParent = pParent; }
|
|
|
|
STDMETHODIMP QueryInterface(REFIID, void **);
|
|
STDMETHODIMP_(ULONG) AddRef(void);
|
|
STDMETHODIMP_(ULONG) Release(void);
|
|
|
|
// IHTMLEditDesigner
|
|
STDMETHODIMP PreHandleEvent(DISPID inEvtDispId, IHTMLEventObj *pIEventObj);
|
|
STDMETHODIMP PostHandleEvent(DISPID inEvtDispId, IHTMLEventObj *pIEventObj);
|
|
STDMETHODIMP TranslateAccelerator(DISPID inEvtDispId, IHTMLEventObj *pIEventObj);
|
|
STDMETHODIMP PostEditorEventNotify(DISPID inEvtDispId, IHTMLEventObj *pIEventObj) {return S_FALSE;}
|
|
|
|
private:
|
|
CEditEventSinkCallback *m_pParent;
|
|
IHTMLEditServices *m_pEditServices; // we keep a ref so we can unsink
|
|
};
|
|
|
|
class CAutoSuggest : public CEventSinkCallback
|
|
{
|
|
class CEnumString;
|
|
|
|
public:
|
|
CAutoSuggest(CIntelliForms *pParent, BOOL fEnabled, BOOL fEnabledSPW);
|
|
~CAutoSuggest();
|
|
|
|
void SetParent(CIntelliForms *pParent) { m_pParent = pParent; }
|
|
|
|
HRESULT AttachToInput(IHTMLInputTextElement *pTextEle);
|
|
HRESULT DetachFromInput();
|
|
|
|
static LRESULT CALLBACK WndProc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam);
|
|
|
|
static EVENTS s_EventsToSink[];
|
|
|
|
protected:
|
|
// Called by window to perform requests by CAutoComplete to MSHTML
|
|
HRESULT GetText(int cchTextMax, LPWSTR pszTextOut, LRESULT *lcchCopied);
|
|
HRESULT GetTextLength(int *pcch);
|
|
HRESULT SetText(LPCWSTR pszTextIn);
|
|
|
|
void CheckAutoFillPassword(LPCWSTR pwszUsername);
|
|
|
|
inline void MarkDirty();
|
|
|
|
public:
|
|
// Called to pass on events from MSHTML to CAutoComplete
|
|
HRESULT HandleEvent(IHTMLElement *pEle, EVENTS Event, IHTMLEventObj *pEventObj);
|
|
HRESULT UpdateDropdownPosition();
|
|
|
|
IHTMLInputTextElement *AttachedElement() { return m_pTextEle; }
|
|
|
|
private:
|
|
HRESULT CreateAutoComplete();
|
|
|
|
HRESULT CleanUp();
|
|
|
|
CIntelliForms *m_pParent; // No refcount
|
|
CEventSink *m_pEventSink;
|
|
IAutoComplete2 *m_pAutoComplete;
|
|
IAutoCompleteDropDown *m_pAutoCompleteDD;
|
|
HWND m_hwndEdit;
|
|
IHTMLInputTextElement *m_pTextEle;
|
|
CEnumString *m_pEnumString;
|
|
long m_lCancelKeyPress;
|
|
|
|
BOOL m_fAddedToDirtyList : 1; // Add to list once they hit a key
|
|
|
|
BOOL m_fAllowAutoFillPW : 1; // Call AutoFillPassword?
|
|
BSTR m_bstrLastUsername; // Last Username we called AutoFillPassword for
|
|
|
|
BOOL m_fInitAutoComplete : 1; // Initialized Auto Complete?
|
|
|
|
BOOL m_fEnabled : 1; // Regular intelliforms enabled?
|
|
BOOL m_fEnabledPW : 1; // Restore passwords enabled?
|
|
|
|
BOOL m_fEscapeHit : 1; // Escape key used to dismiss dropdown?
|
|
|
|
UINT m_uMsgItemActivate; // registered message from autocomplete
|
|
static BOOL s_fRegisteredWndClass;
|
|
|
|
// This object is thread-safed because AutoComplete calls on second thread
|
|
class CEnumString : public IEnumString
|
|
{
|
|
long m_cRef;
|
|
|
|
public:
|
|
CEnumString();
|
|
~CEnumString();
|
|
|
|
HRESULT Init(IHTMLInputTextElement *pInputEle, CIntelliForms *pIForms);
|
|
void UnInit();
|
|
|
|
HRESULT ResetEnum();
|
|
|
|
STDMETHODIMP QueryInterface(REFIID, void **);
|
|
STDMETHODIMP_(ULONG) AddRef(void);
|
|
STDMETHODIMP_(ULONG) Release(void);
|
|
|
|
// IEnumString
|
|
virtual STDMETHODIMP Next(ULONG celt, LPOLESTR *rgelt, ULONG *pceltFetched);
|
|
virtual STDMETHODIMP Skip(ULONG celt) { return E_NOTIMPL; }
|
|
virtual STDMETHODIMP Reset();
|
|
virtual STDMETHODIMP Clone(IEnumString **ppenum) { return E_NOTIMPL; }
|
|
|
|
protected:
|
|
HRESULT FillEnumerator(); // called on secondary thread
|
|
|
|
CRITICAL_SECTION m_crit;
|
|
CStringList *m_pslMain;
|
|
BSTR m_bstrName; // name of input field
|
|
LPWSTR m_pszOpsValue; // value from profile assistant
|
|
CIntelliForms *m_pIntelliForms;
|
|
|
|
int m_iPtr;
|
|
|
|
BOOL m_fFilledStrings : 1;
|
|
BOOL m_fInit : 1;
|
|
};
|
|
};
|
|
};
|
|
|
|
template <class TYPE>
|
|
HRESULT CIntelliForms::CEnumCollection<TYPE>::EnumCollection(
|
|
TYPE *pCollection,
|
|
PFN_ENUM_CALLBACK pfnCB,
|
|
DWORD_PTR dwCBData)
|
|
{
|
|
IDispatch *pDispItem;
|
|
|
|
HRESULT hr;
|
|
long l, lCount;
|
|
VARIANT vIndex, vEmpty;
|
|
|
|
VariantInit(&vEmpty);
|
|
VariantInit(&vIndex);
|
|
|
|
hr = pCollection->get_length(&lCount);
|
|
|
|
if (FAILED(hr))
|
|
lCount = 0;
|
|
|
|
for (l=0; l<lCount; l++)
|
|
{
|
|
vIndex.vt = VT_I4;
|
|
vIndex.lVal = l;
|
|
|
|
hr = pCollection->item(vIndex, vEmpty, &pDispItem);
|
|
|
|
if (SUCCEEDED(hr) && pDispItem)
|
|
{
|
|
hr = pfnCB(pDispItem, dwCBData);
|
|
|
|
pDispItem->Release();
|
|
}
|
|
|
|
if (E_ABORT == hr)
|
|
{
|
|
break;
|
|
}
|
|
}
|
|
|
|
return hr;
|
|
}
|
|
|
|
inline void CIntelliForms::CAutoSuggest::MarkDirty()
|
|
{
|
|
if (!m_fAddedToDirtyList && m_pParent)
|
|
{
|
|
m_fAddedToDirtyList = TRUE;
|
|
m_pParent->UserInput(m_pTextEle);
|
|
}
|
|
}
|
|
|
|
// These wrap modal dialogs, keeping us alive and attached to the document
|
|
// even if something weird happens while our dlgbox messageloop is alive
|
|
inline void CIntelliForms::EnterModalDialog()
|
|
{
|
|
ASSERT(!m_fInModalDialog); // Don't support nested Enter/Leave
|
|
ASSERT(!m_fUninitCalled);
|
|
|
|
m_fInModalDialog = TRUE; // Keep us attached to document
|
|
|
|
AddRef(); // Keep us alive
|
|
}
|
|
|
|
inline void CIntelliForms::LeaveModalDialog()
|
|
{
|
|
ASSERT(m_fInModalDialog);
|
|
|
|
m_fInModalDialog = FALSE;
|
|
|
|
if (m_fUninitCalled)
|
|
{
|
|
UnInit(); // Detach from document
|
|
}
|
|
|
|
Release();
|
|
}
|
|
|
|
// HKCU/S/MS/Win/CV/IForms/Names /[name]/ SIndex | SData
|
|
|
|
// CStringList is optimized for appending arbitrary amounts of strings and converting to and
|
|
// from blobs. It is not optimized for deleting or inserting strings.
|
|
class CStringList
|
|
{
|
|
protected:
|
|
CStringList();
|
|
|
|
public:
|
|
~CStringList();
|
|
|
|
friend static HRESULT CStringList_New(CStringList **ppNew, BOOL fAutoDelete=TRUE);
|
|
|
|
// E_FAIL, S_FALSE (duplicate), S_OK
|
|
HRESULT AddString(LPCWSTR lpwstr, int *piNum = NULL);
|
|
HRESULT AddString(LPCWSTR lpwstr, FILETIME ft, int *piNum = NULL);
|
|
|
|
// E_FAIL, S_OK Doesn't check for duplicates
|
|
HRESULT AppendString(LPCWSTR lpwstr, int *piNum = NULL);
|
|
HRESULT AppendString(LPCWSTR lpwstr, FILETIME ft, int *piNum = NULL);
|
|
|
|
// iLen must be length in characters of string, not counting null term.
|
|
// -1 if unknown. *piNum filled in with index if specified
|
|
HRESULT FindString(LPCWSTR lpwstr, int iLen/*=-1*/, int *piNum/*=NULL*/, BOOL fCaseSensitive);
|
|
|
|
inline int NumStrings();
|
|
inline LPCWSTR GetString(int iIndex);
|
|
inline LPWSTR GetStringPtr(int iIndex);
|
|
inline DWORD GetStringLen(int iIndex);
|
|
inline HRESULT GetStringTime(int iIndex, FILETIME *ft);
|
|
inline HRESULT SetStringTime(int iIndex, FILETIME ft);
|
|
inline HRESULT UpdateStringTime(int iIndex, FILETIME ft);
|
|
// inline HRESULT GetStringData(int iIndex, DWORD *pdwData);
|
|
// inline HRESULT SetStringData(int iIndex, DWORD dwData);
|
|
|
|
HRESULT GetBSTR(int iIndex, BSTR *pbstrRet);
|
|
HRESULT GetTaskAllocString(int iIndex, LPOLESTR *pRet);
|
|
|
|
inline HRESULT GetListData(INT64 *piData);
|
|
inline HRESULT SetListData(INT64 iData);
|
|
|
|
// If set to TRUE, CStringList will delete old strings when full
|
|
void SetAutoScavenge(BOOL fAutoScavenge) { m_fAutoScavenge=fAutoScavenge; }
|
|
|
|
HRESULT DeleteString(int iIndex);
|
|
HRESULT InsertString(int iIndex, LPCWSTR lpwstr);
|
|
HRESULT ReplaceString(int iIndex, LPCWSTR lpwstr);
|
|
|
|
// Functions to read/write to the store; converts to and from BLOBs
|
|
// For efficiencies sake these take and return heap alloced blobs
|
|
HRESULT WriteToBlobs(LPBYTE *ppBlob1, DWORD *pcbBlob1, LPBYTE *ppBlob2, DWORD *pcbBlob2);
|
|
HRESULT ReadFromBlobs(LPBYTE *ppBlob1, DWORD cbBlob1, LPBYTE *ppBlob2, DWORD cbBlob2);
|
|
|
|
static HRESULT GetFlagsFromIndex(LPBYTE pBlob1, INT64 *piFlags);
|
|
|
|
// Warning: Don't set max strings past the MAX_STRINGS constant our ReadFromBlobs will fail
|
|
// if you save/restore the string list
|
|
void SetMaxStrings(DWORD dwMaxStrings) { m_dwMaxStrings = dwMaxStrings; }
|
|
DWORD GetMaxStrings() { return m_dwMaxStrings; }
|
|
|
|
enum { MAX_STRINGS = 200 };
|
|
|
|
protected:
|
|
enum { INDEX_SIGNATURE=0x4B434957 }; // WICK
|
|
enum { INIT_BUF_SIZE=1024 };
|
|
|
|
#pragma warning (disable: 4200) // zero-sized array warning
|
|
typedef struct
|
|
{
|
|
DWORD dwSignature; // Offset: 00
|
|
DWORD cbSize; // Offset: 04 (up to not including first StringEntry)
|
|
DWORD dwNumStrings; // Offset: 08 (Num of StringEntry present)
|
|
// Offset: 0C (--PAD--)
|
|
INT64 iData; // Offset: 10 (Extra data for string list user)
|
|
|
|
struct tagStringEntry
|
|
{
|
|
DWORD dwStringPtr; // Offset: 18 (Offset of string in buffer)
|
|
FILETIME ftLastSubmitted; // Offset: 1C (filetime of last submit) (unaligned)
|
|
DWORD dwStringLen; // Offset: 24 (Length of this string)
|
|
}
|
|
StringEntry[];
|
|
|
|
} StringIndex;
|
|
#pragma warning (default: 4200)
|
|
|
|
// Value for cbSize in StringIndex
|
|
#define STRINGINDEX_CBSIZE PtrToUlong(&((StringIndex*)NULL)->StringEntry)
|
|
#define STRINGENTRY_SIZE (PtrToUlong(&((StringIndex*)NULL)->StringEntry[1]) - STRINGINDEX_CBSIZE )
|
|
// Size of StringIndex for given number of strings
|
|
#define INDEX_SIZE(n) (STRINGINDEX_CBSIZE + (n)*STRINGENTRY_SIZE)
|
|
|
|
|
|
void CleanUp();
|
|
HRESULT Init(DWORD dwBufSize=0);
|
|
HRESULT Validate();
|
|
|
|
HRESULT EnsureBuffer(DWORD dwSizeNeeded);
|
|
HRESULT EnsureIndex(DWORD dwNumStringsNeeded);
|
|
|
|
HRESULT _AddString(LPCWSTR lpwstr, BOOL fCheckDuplicates, int *piNum);
|
|
|
|
private:
|
|
StringIndex *m_psiIndex; // Index of strings
|
|
DWORD m_dwIndexSize; // size in bytes of m_psiIndex
|
|
|
|
LPBYTE m_pBuffer; // Holds all character data
|
|
DWORD m_dwBufEnd; // Last byte used in buffer
|
|
DWORD m_dwBufSize; // Size of buffer in bytes
|
|
|
|
DWORD m_dwMaxStrings; // Max # strings
|
|
|
|
BOOL m_fAutoScavenge:1; // Automatically remove old strings when full?
|
|
};
|
|
|
|
// We really only use this for comparing to 0, so this method works just as well and does not require alignment.
|
|
#define FILETIME_TO_INT(ft) (ft.dwLowDateTime | ft.dwHighDateTime)
|
|
|
|
inline int CStringList::NumStrings()
|
|
{
|
|
if (!m_psiIndex) return 0;
|
|
return m_psiIndex->dwNumStrings;
|
|
}
|
|
|
|
inline LPCWSTR CStringList::GetString(int iIndex)
|
|
{
|
|
if (!m_psiIndex) return NULL;
|
|
ASSERT((DWORD)iIndex < m_psiIndex->dwNumStrings);
|
|
return (LPCWSTR) (m_pBuffer + m_psiIndex->StringEntry[iIndex].dwStringPtr);
|
|
}
|
|
|
|
inline LPWSTR CStringList::GetStringPtr(int iIndex)
|
|
{
|
|
if (!m_psiIndex) return NULL;
|
|
ASSERT((DWORD)iIndex < m_psiIndex->dwNumStrings);
|
|
return (LPWSTR) (m_pBuffer + m_psiIndex->StringEntry[iIndex].dwStringPtr);
|
|
}
|
|
|
|
inline DWORD CStringList::GetStringLen(int iIndex)
|
|
{
|
|
if (!m_psiIndex) return E_FAIL;
|
|
ASSERT((DWORD)iIndex < m_psiIndex->dwNumStrings);
|
|
return m_psiIndex->StringEntry[iIndex].dwStringLen;
|
|
}
|
|
|
|
inline HRESULT CStringList::GetStringTime(int iIndex, FILETIME *ft)
|
|
{
|
|
if (!m_psiIndex) return E_FAIL;
|
|
ASSERT((DWORD)iIndex < m_psiIndex->dwNumStrings);
|
|
*ft = m_psiIndex->StringEntry[iIndex].ftLastSubmitted;
|
|
return S_OK;
|
|
}
|
|
|
|
inline HRESULT CStringList::SetStringTime(int iIndex, FILETIME ft)
|
|
{
|
|
if (!m_psiIndex) return E_FAIL;
|
|
ASSERT((DWORD)iIndex < m_psiIndex->dwNumStrings);
|
|
ASSERT(-1 != CompareFileTime(&ft, &m_psiIndex->StringEntry[iIndex].ftLastSubmitted));
|
|
m_psiIndex->StringEntry[iIndex].ftLastSubmitted = ft;
|
|
return S_OK;
|
|
}
|
|
|
|
inline HRESULT CStringList::UpdateStringTime(int iIndex, FILETIME ft)
|
|
{
|
|
if (!m_psiIndex) return E_FAIL;
|
|
ASSERT((DWORD)iIndex < m_psiIndex->dwNumStrings);
|
|
if (1 == CompareFileTime(&ft, &m_psiIndex->StringEntry[iIndex].ftLastSubmitted))
|
|
{
|
|
m_psiIndex->StringEntry[iIndex].ftLastSubmitted = ft;
|
|
return S_OK;
|
|
}
|
|
return S_FALSE;
|
|
}
|
|
inline HRESULT CStringList::GetListData(INT64 *piData)
|
|
{
|
|
if (m_psiIndex)
|
|
{
|
|
*piData = m_psiIndex->iData;
|
|
return S_OK;
|
|
}
|
|
return E_FAIL;
|
|
}
|
|
inline HRESULT CStringList::SetListData(INT64 iData)
|
|
{
|
|
if (!m_psiIndex && FAILED(Init()))
|
|
return E_FAIL;
|
|
|
|
m_psiIndex->iData = iData;
|
|
return S_OK;
|
|
}
|
|
/*
|
|
inline HRESULT CStringList::GetStringData(int iIndex, DWORD *pdwData)
|
|
{
|
|
if (!m_psiIndex) return E_FAIL;
|
|
ASSERT((DWORD)iIndex < m_psiIndex->dwNumStrings);
|
|
*pdwData = m_psiIndex->StringEntry[iIndex].dwData;
|
|
return S_OK;
|
|
}
|
|
|
|
inline HRESULT CStringList::SetStringData(int iIndex, DWORD dwData)
|
|
{
|
|
if (!m_psiIndex) return E_FAIL;
|
|
ASSERT((DWORD)iIndex < m_psiIndex->dwNumStrings);
|
|
m_psiIndex->StringEntry[iIndex].dwData = dwData;
|
|
return S_OK;
|
|
}
|
|
*/
|
|
#endif //__IFORMS_H_
|