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.
789 lines
34 KiB
789 lines
34 KiB
//=============================================================================
|
|
//
|
|
// msaa.h -- Stub module that fakes Microsoft Active Accessibility APIs on
|
|
// Win32 OSes without them.
|
|
//
|
|
// By using this header your code will be able to run on systems that do not
|
|
// have updated versions of USER and GDI with Active Accessibility support, and
|
|
// that do not have OLEACC.DLL installed. In those cases, you will get back
|
|
// reasonable error codes for the following functions:
|
|
// USER!BlockInput
|
|
// USER!GetGUIThreadInfo
|
|
// USER!GetWindowModuleFileName
|
|
// USER!NotifyWinEvent
|
|
// USER!SendInput
|
|
// USER!SetWinEventHook
|
|
// USER!UnhookWinEvent
|
|
//
|
|
// USER!GetCursorInfo
|
|
// USER!GetWindowInfo
|
|
// USER!GetTitleBarInfo
|
|
// USER!GetScrollBarInfo
|
|
// USER!GetComboBoxInfo
|
|
// USER!GetAncestor
|
|
// USER!RealChildWindowFromPoint
|
|
// USER!RealGetWindowClass
|
|
// USER!GetAltTabInfo
|
|
// USER!GetListBoxInfo
|
|
// USER!GetMenuBarInfo
|
|
//
|
|
// OLEACC!AccessibleChildren
|
|
// OLEACC!AccessibleObjectFromEvent
|
|
// OLEACC!AccessibleObjectFromPoint
|
|
// OLEACC!AccessibleObjectFromWindow
|
|
// OLEACC!CreateStdAccessibleObject
|
|
// OLEACC!GetRoleText
|
|
// OLEACC!GetStateText
|
|
// OLEACC!LresultFromObject
|
|
// OLEACC!ObjectFromLresult
|
|
// OLEACC!WindowFromAccessibleObject
|
|
//
|
|
// Exactly one source must include this with COMPILE_MSAA_STUBS defined.
|
|
//
|
|
// Copyright (c) 1985-1997, Microsoft Corporation
|
|
//
|
|
//=============================================================================
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" { // Assume C declarations for C++
|
|
#endif // __cplusplus
|
|
|
|
//
|
|
// If we are building with Win95/NT4 headers, we need to declare
|
|
// the msaa-related constants and APIs ourselves. We can do that
|
|
// by including the files that come with the MSAA SDK.
|
|
//
|
|
#ifndef NO_WINABLE
|
|
#ifndef INPUT
|
|
#include <winable.h> // support for new USER API's (WinEvents,GetGuiThreadInfo,SendInput, etc.)
|
|
#endif // INPUT not defined
|
|
#endif // NO_WINABLE not defined
|
|
|
|
#ifdef COMPILE_MSAA_STUBS
|
|
#include <initguid.h>
|
|
#endif
|
|
|
|
#ifndef NO_OLEACC
|
|
#ifndef ROLE_SYSTEM_TITLEBAR
|
|
#include <oleacc.h> // support for IAccessible interface
|
|
#endif // ROLE_SYSTEM_TITLEBAR not defined
|
|
#endif // NO_OLEACC not defined
|
|
|
|
// UnDefine these names so we can re-define them below.
|
|
|
|
#undef BlockInput
|
|
#undef GetGUIThreadInfo
|
|
#undef GetWindowModuleFileName
|
|
#undef NotifyWinEvent
|
|
#undef SendInput
|
|
#undef SetWinEventHook
|
|
#undef UnhookWinEvent
|
|
#undef GetCursorInfo
|
|
#undef GetWindowInfo
|
|
#undef GetTitleBarInfo
|
|
#undef GetScrollBarInfo
|
|
#undef GetComboBoxInfo
|
|
#undef GetAncestor
|
|
#undef RealChildWindowFromPoint
|
|
#undef RealGetWindowClass
|
|
#undef GetAltTabInfo
|
|
#undef GetListBoxInfo
|
|
#undef GetMenuBarInfo
|
|
#undef AccessibleChildren
|
|
#undef AccessibleObjectFromEvent
|
|
#undef AccessibleObjectFromPoint
|
|
#undef AccessibleObjectFromWindow
|
|
#undef CreateStdAccessibleObject
|
|
#undef GetRoleText
|
|
#undef GetStateText
|
|
#undef LresultFromObject
|
|
#undef ObjectFromLresult
|
|
#undef WindowFromAccessibleObject
|
|
//
|
|
// Define COMPILE_MSAA_STUBS to compile the stubs;
|
|
// otherwise, you get the declarations.
|
|
//
|
|
#ifdef COMPILE_MSAA_STUBS
|
|
|
|
//-----------------------------------------------------------------------------
|
|
//
|
|
// Implement the API stubs.
|
|
//
|
|
//-----------------------------------------------------------------------------
|
|
|
|
#ifndef MSAA_FNS_DEFINED
|
|
// USER
|
|
BOOL (WINAPI* g_pfnBlockInput)(BOOL) = NULL;
|
|
BOOL (WINAPI* g_pfnGetGUIThreadInfo)(DWORD,PGUITHREADINFO) = NULL;
|
|
UINT (WINAPI* g_pfnGetWindowModuleFileName)(HWND,LPTSTR,UINT) = NULL;
|
|
void (WINAPI* g_pfnNotifyWinEvent)(DWORD,HWND,LONG,LONG) = NULL;
|
|
UINT (WINAPI* g_pfnSendInput)(UINT,LPINPUT,INT) = NULL;
|
|
HWINEVENTHOOK (WINAPI* g_pfnSetWinEventHook)(UINT,UINT,HMODULE,WINEVENTPROC,DWORD,DWORD,UINT) = NULL;
|
|
BOOL (WINAPI* g_pfnUnhookWinEvent)(HWINEVENTHOOK) = NULL;
|
|
BOOL (WINAPI *g_pfnGetCursorInfo)(LPCURSORINFO) = NULL;
|
|
BOOL (WINAPI *g_pfnGetWindowInfo)(HWND, LPWINDOWINFO) = NULL;
|
|
BOOL (WINAPI *g_pfnGetTitleBarInfo)(HWND, LPTITLEBARINFO) = NULL;
|
|
BOOL (WINAPI *g_pfnGetScrollBarInfo)(HWND, LONG, LPSCROLLBARINFO) = NULL;
|
|
BOOL (WINAPI *g_pfnGetComboBoxInfo)(HWND, LPCOMBOBOXINFO) = NULL;
|
|
HWND (WINAPI *g_pfnGetAncestor)(HWND, UINT) = NULL;
|
|
HWND (WINAPI *g_pfnRealChildWindowFromPoint)(HWND, POINT) = NULL;
|
|
UINT (WINAPI *g_pfnRealGetWindowClass)(HWND, LPTSTR, UINT) = NULL;
|
|
BOOL (WINAPI *g_pfnGetAltTabInfo)(HWND, int, LPALTTABINFO, LPTSTR, UINT) = NULL;
|
|
DWORD (WINAPI* g_pfnGetListBoxInfo)(HWND) = NULL;
|
|
BOOL (WINAPI *g_pfnGetMenuBarInfo)(HWND, LONG, LONG, LPMENUBARINFO) = NULL;
|
|
// OLEACC
|
|
HRESULT (WINAPI* g_pfnAccessibleChildren)(IAccessible*,LONG,LONG,VARIANT*,LONG*) = NULL;
|
|
HRESULT (WINAPI* g_pfnAccessibleObjectFromEvent)(HWND,DWORD,DWORD,IAccessible**,VARIANT*) = NULL;
|
|
HRESULT (WINAPI* g_pfnAccessibleObjectFromPoint)(POINT,IAccessible**,VARIANT*) = NULL;
|
|
HRESULT (WINAPI* g_pfnAccessibleObjectFromWindow)(HWND,DWORD,REFIID,void **) = NULL;
|
|
HRESULT (WINAPI* g_pfnCreateStdAccessibleObject)(HWND,LONG,REFIID,void **) = NULL;
|
|
UINT (WINAPI* g_pfnGetRoleText)(DWORD,LPTSTR,UINT) = NULL;
|
|
UINT (WINAPI* g_pfnGetStateText)(DWORD,LPTSTR,UINT) = NULL;
|
|
LRESULT (WINAPI* g_pfnLresultFromObject)(REFIID,WPARAM,LPUNKNOWN) = NULL;
|
|
HRESULT (WINAPI* g_pfnObjectFromLresult)(LRESULT,REFIID,WPARAM,void**) = NULL;
|
|
HRESULT (WINAPI* g_pfnWindowFromAccessibleObject)(IAccessible*,HWND*) = NULL;
|
|
// STATUS
|
|
BOOL g_fMSAAInitDone = FALSE;
|
|
|
|
#endif
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// This is the function that checks that all the required API's exist, and
|
|
// then allows apps that include this file to call the real functions if they
|
|
// exist, or the 'stubs' if they do not. This function is only called by the
|
|
// stub functions - client code never needs to call this.
|
|
//-----------------------------------------------------------------------------
|
|
BOOL InitMSAAStubs(void)
|
|
{
|
|
HMODULE hUser32;
|
|
HMODULE hOleacc;
|
|
|
|
if (g_fMSAAInitDone)
|
|
{
|
|
return g_pfnBlockInput != NULL;
|
|
}
|
|
|
|
hOleacc = GetModuleHandle(TEXT("OLEACC.DLL"));
|
|
if (!hOleacc)
|
|
hOleacc = LoadLibrary(TEXT("OLEACC.DLL"));
|
|
|
|
if ((hUser32 = GetModuleHandle(TEXT("USER32"))) &&
|
|
(*(FARPROC*)&g_pfnBlockInput = GetProcAddress(hUser32,"BlockInput")) &&
|
|
(*(FARPROC*)&g_pfnGetGUIThreadInfo = GetProcAddress(hUser32,"GetGUIThreadInfo")) &&
|
|
(*(FARPROC*)&g_pfnNotifyWinEvent = GetProcAddress(hUser32,"NotifyWinEvent")) &&
|
|
(*(FARPROC*)&g_pfnSendInput = GetProcAddress(hUser32,"SendInput")) &&
|
|
(*(FARPROC*)&g_pfnSetWinEventHook = GetProcAddress(hUser32,"SetWinEventHook")) &&
|
|
(*(FARPROC*)&g_pfnUnhookWinEvent = GetProcAddress(hUser32,"UnhookWinEvent")) &&
|
|
(*(FARPROC*)&g_pfnGetCursorInfo = GetProcAddress(hUser32,"GetCursorInfo")) &&
|
|
(*(FARPROC*)&g_pfnGetWindowInfo = GetProcAddress(hUser32,"GetWindowInfo")) &&
|
|
(*(FARPROC*)&g_pfnGetTitleBarInfo = GetProcAddress(hUser32,"GetTitleBarInfo")) &&
|
|
(*(FARPROC*)&g_pfnGetScrollBarInfo = GetProcAddress(hUser32,"GetScrollBarInfo")) &&
|
|
(*(FARPROC*)&g_pfnGetComboBoxInfo = GetProcAddress(hUser32,"GetComboBoxInfo")) &&
|
|
(*(FARPROC*)&g_pfnGetAncestor = GetProcAddress(hUser32,"GetAncestor")) &&
|
|
(*(FARPROC*)&g_pfnRealChildWindowFromPoint = GetProcAddress(hUser32,"RealChildWindowFromPoint")) &&
|
|
(*(FARPROC*)&g_pfnGetListBoxInfo = GetProcAddress(hUser32,"GetListBoxInfo")) &&
|
|
(*(FARPROC*)&g_pfnGetMenuBarInfo = GetProcAddress(hUser32,"GetMenuBarInfo")) &&
|
|
#ifdef UNICODE
|
|
(*(FARPROC*)&g_pfnGetWindowModuleFileName = GetProcAddress(hUser32,"GetWindowModuleFileNameW")) &&
|
|
(*(FARPROC*)&g_pfnRealGetWindowClass = GetProcAddress(hUser32,"RealGetWindowClassW")) &&
|
|
(*(FARPROC*)&g_pfnGetAltTabInfo = GetProcAddress(hUser32,"GetAltTabInfoW")) &&
|
|
#else
|
|
(*(FARPROC*)&g_pfnGetWindowModuleFileName = GetProcAddress(hUser32,"GetWindowModuleFileNameA")) &&
|
|
(*(FARPROC*)&g_pfnRealGetWindowClass = GetProcAddress(hUser32,"RealGetWindowClass")) &&
|
|
(*(FARPROC*)&g_pfnGetAltTabInfo = GetProcAddress(hUser32,"GetAltTabInfo")) &&
|
|
#endif
|
|
(hOleacc) &&
|
|
#ifdef UNICODE
|
|
(*(FARPROC*)&g_pfnGetRoleText = GetProcAddress(hOleacc,"GetRoleTextW")) &&
|
|
(*(FARPROC*)&g_pfnGetStateText = GetProcAddress(hOleacc,"GetStateTextW")) &&
|
|
#else
|
|
(*(FARPROC*)&g_pfnGetRoleText = GetProcAddress(hOleacc,"GetRoleTextA")) &&
|
|
(*(FARPROC*)&g_pfnGetStateText = GetProcAddress(hOleacc,"GetStateTextA")) &&
|
|
#endif
|
|
(*(FARPROC*)&g_pfnAccessibleChildren = GetProcAddress(hOleacc,"AccessibleChildren")) &&
|
|
(*(FARPROC*)&g_pfnAccessibleObjectFromEvent = GetProcAddress(hOleacc,"AccessibleObjectFromEvent")) &&
|
|
(*(FARPROC*)&g_pfnAccessibleObjectFromPoint = GetProcAddress(hOleacc,"AccessibleObjectFromPoint")) &&
|
|
(*(FARPROC*)&g_pfnAccessibleObjectFromWindow = GetProcAddress(hOleacc,"AccessibleObjectFromWindow")) &&
|
|
(*(FARPROC*)&g_pfnCreateStdAccessibleObject = GetProcAddress(hOleacc,"CreateStdAccessibleObject")) &&
|
|
(*(FARPROC*)&g_pfnLresultFromObject = GetProcAddress(hOleacc,"LresultFromObject")) &&
|
|
(*(FARPROC*)&g_pfnObjectFromLresult = GetProcAddress(hOleacc,"ObjectFromLresult")) &&
|
|
(*(FARPROC*)&g_pfnWindowFromAccessibleObject = GetProcAddress(hOleacc,"WindowFromAccessibleObject")) )
|
|
{
|
|
g_fMSAAInitDone = TRUE;
|
|
return TRUE;
|
|
}
|
|
else
|
|
{
|
|
g_pfnBlockInput = NULL;
|
|
g_pfnGetGUIThreadInfo = NULL;
|
|
g_pfnGetWindowModuleFileName = NULL;
|
|
g_pfnNotifyWinEvent = NULL;
|
|
g_pfnSendInput = NULL;
|
|
g_pfnSetWinEventHook = NULL;
|
|
g_pfnUnhookWinEvent = NULL;
|
|
g_pfnGetCursorInfo = NULL;
|
|
g_pfnGetWindowInfo = NULL;
|
|
g_pfnGetTitleBarInfo = NULL;
|
|
g_pfnGetScrollBarInfo = NULL;
|
|
g_pfnGetComboBoxInfo = NULL;
|
|
g_pfnGetAncestor = NULL;
|
|
g_pfnRealChildWindowFromPoint = NULL;
|
|
g_pfnRealGetWindowClass = NULL;
|
|
g_pfnGetAltTabInfo = NULL;
|
|
g_pfnGetListBoxInfo = NULL;
|
|
g_pfnGetMenuBarInfo = NULL;
|
|
g_pfnAccessibleChildren = NULL;
|
|
g_pfnAccessibleObjectFromEvent = NULL;
|
|
g_pfnAccessibleObjectFromPoint = NULL;
|
|
g_pfnAccessibleObjectFromWindow = NULL;
|
|
g_pfnCreateStdAccessibleObject = NULL;
|
|
g_pfnGetRoleText = NULL;
|
|
g_pfnGetStateText = NULL;
|
|
g_pfnLresultFromObject = NULL;
|
|
g_pfnObjectFromLresult = NULL;
|
|
g_pfnWindowFromAccessibleObject = NULL;
|
|
|
|
g_fMSAAInitDone = TRUE;
|
|
return FALSE;
|
|
}
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
//
|
|
// Fake implementations of MSAA APIs that return error codes.
|
|
// No special parameter validation is made since these run in client code
|
|
//
|
|
//-----------------------------------------------------------------------------
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Fake implementation of BlockInput. Always returns FALSE if API not present.
|
|
//-----------------------------------------------------------------------------
|
|
BOOL WINAPI xBlockInput (BOOL fBlock)
|
|
{
|
|
if (InitMSAAStubs())
|
|
return g_pfnBlockInput(fBlock);
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Fake implementation of GetGUIThreadInfo. Returns FALSE if API not present.
|
|
//-----------------------------------------------------------------------------
|
|
BOOL WINAPI xGetGUIThreadInfo (DWORD idThread,PGUITHREADINFO lpGuiThreadInfo)
|
|
{
|
|
if (InitMSAAStubs())
|
|
return g_pfnGetGUIThreadInfo(idThread,lpGuiThreadInfo);
|
|
|
|
lpGuiThreadInfo->flags = 0;
|
|
lpGuiThreadInfo->hwndActive = NULL;
|
|
lpGuiThreadInfo->hwndFocus = NULL;
|
|
lpGuiThreadInfo->hwndCapture = NULL;
|
|
lpGuiThreadInfo->hwndMenuOwner = NULL;
|
|
lpGuiThreadInfo->hwndMoveSize = NULL;
|
|
lpGuiThreadInfo->hwndCaret = NULL;
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Fake implementation of GetWindowModuleFileName.
|
|
//-----------------------------------------------------------------------------
|
|
UINT WINAPI xGetWindowModuleFileName (HWND hWnd,LPTSTR lpszFileName,UINT cchFileNameMax)
|
|
{
|
|
if (InitMSAAStubs())
|
|
return g_pfnGetWindowModuleFileName(hWnd,lpszFileName,cchFileNameMax);
|
|
|
|
return 0;
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Fake implementation of NotifyWinEvent
|
|
//-----------------------------------------------------------------------------
|
|
void xNotifyWinEvent (DWORD dwEvent,HWND hWnd,LONG idObject,LONG idChild)
|
|
{
|
|
if (InitMSAAStubs())
|
|
g_pfnNotifyWinEvent(dwEvent,hWnd,idObject,idChild);
|
|
|
|
return;
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Fake implementation of SendInput. Always returns 0 if API not present.
|
|
//-----------------------------------------------------------------------------
|
|
UINT WINAPI xSendInput (UINT cInputs,LPINPUT lpInput,INT cbSize)
|
|
{
|
|
if (InitMSAAStubs())
|
|
return g_pfnSendInput (cInputs,lpInput,cbSize);
|
|
|
|
return 0;
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Fake implementation of SetWinEventHook. Returns NULL if API not present.
|
|
//-----------------------------------------------------------------------------
|
|
HWINEVENTHOOK WINAPI xSetWinEventHook (UINT eventMin,UINT eventMax,
|
|
HMODULE hModWinEventHook,
|
|
WINEVENTPROC lpfnWinEventProc,
|
|
DWORD idProcess,DWORD idThread,
|
|
UINT dwFlags)
|
|
{
|
|
if (InitMSAAStubs())
|
|
return g_pfnSetWinEventHook (eventMin,eventMax,hModWinEventHook,
|
|
lpfnWinEventProc,idProcess,idThread,dwFlags);
|
|
|
|
return NULL;
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Fake implementation of UnhookWinEvent. Returns FALSE if API not present.
|
|
//-----------------------------------------------------------------------------
|
|
BOOL WINAPI xUnhookWinEvent (HWINEVENTHOOK hWinEventHook)
|
|
{
|
|
if (InitMSAAStubs())
|
|
return g_pfnUnhookWinEvent (hWinEventHook);
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Fake implementation of GetCursorInfo. Returns FALSE if API not present.
|
|
//-----------------------------------------------------------------------------
|
|
BOOL WINAPI xGetCursorInfo(LPCURSORINFO lpCursorInfo)
|
|
{
|
|
if (InitMSAAStubs())
|
|
return g_pfnGetCursorInfo(lpCursorInfo);
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Fake implementation of GetWindowInfo. Returns TRUE if API not present, but
|
|
// not all the fields are correctly filled in.
|
|
//-----------------------------------------------------------------------------
|
|
BOOL WINAPI xGetWindowInfo(HWND hwnd, LPWINDOWINFO lpwi)
|
|
{
|
|
if (InitMSAAStubs())
|
|
return g_pfnGetWindowInfo(hwnd,lpwi);
|
|
|
|
// this is an incomplete implementation of GetWindowInfo
|
|
GetWindowRect(hwnd,&lpwi->rcWindow);
|
|
GetClientRect(hwnd,&lpwi->rcClient);
|
|
lpwi->dwStyle = GetWindowLong (hwnd,GWL_STYLE);
|
|
lpwi->dwExStyle = GetWindowLong (hwnd,GWL_EXSTYLE);
|
|
lpwi->dwWindowsState = 0; // should have WS_ACTIVECAPTION in here if active
|
|
lpwi->cxWindowBorders = 0; // wrong
|
|
lpwi->cyWindowBorders = 0; // wrong
|
|
lpwi->atomWindowType = 0; // wrong
|
|
lpwi->wCreatorVersion = 0; // wrong
|
|
return TRUE;
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Fake implementation of GetTitleBarInfo. Returns FALSE if API not present.
|
|
//-----------------------------------------------------------------------------
|
|
BOOL WINAPI xGetTitleBarInfo(HWND hwnd, LPTITLEBARINFO lpTitleBarInfo)
|
|
{
|
|
if (InitMSAAStubs())
|
|
return g_pfnGetTitleBarInfo(hwnd,lpTitleBarInfo);
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Fake implementation of GetScrollBarInfo. Returns FALSE if API not present.
|
|
//-----------------------------------------------------------------------------
|
|
BOOL WINAPI xGetScrollBarInfo(HWND hwnd, LONG idObject, LPSCROLLBARINFO lpScrollBarInfo)
|
|
{
|
|
if (InitMSAAStubs())
|
|
return g_pfnGetScrollBarInfo(hwnd,idObject,lpScrollBarInfo);
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Fake implementation of GetComboBoxInfo. Returns if API not present.
|
|
//-----------------------------------------------------------------------------
|
|
BOOL WINAPI xGetComboBoxInfo(HWND hwnd, LPCOMBOBOXINFO lpComboBoxInfo)
|
|
{
|
|
if (InitMSAAStubs())
|
|
return g_pfnGetComboBoxInfo(hwnd,lpComboBoxInfo);
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Fake implementation of GetAncestor. If API not present, this will try to
|
|
// do what the real implementation does.
|
|
//-----------------------------------------------------------------------------
|
|
HWND WINAPI xGetAncestor(HWND hwnd, UINT gaFlags)
|
|
{
|
|
HWND hwndParent;
|
|
HWND hwndDesktop;
|
|
DWORD dwStyle;
|
|
|
|
if (InitMSAAStubs())
|
|
return g_pfnGetAncestor(hwnd,gaFlags);
|
|
|
|
// HERE IS THE FAKE IMPLEMENTATION
|
|
if (!IsWindow(hwnd))
|
|
return(NULL);
|
|
|
|
if ((gaFlags < GA_MIC) || (gaFlags > GA_MAC))
|
|
return(NULL);
|
|
|
|
hwndDesktop = GetDesktopWindow();
|
|
if (hwnd == hwndDesktop)
|
|
return(NULL);
|
|
dwStyle = GetWindowLong (hwnd,GWL_STYLE);
|
|
|
|
switch (gaFlags)
|
|
{
|
|
case GA_PARENT:
|
|
if (dwStyle & WS_CHILD)
|
|
hwndParent = GetParent(hwnd);
|
|
else
|
|
hwndParent = GetWindow (hwnd,GW_OWNER);
|
|
|
|
if (hwndParent == NULL)
|
|
hwndParent = hwnd;
|
|
break;
|
|
|
|
case GA_ROOT:
|
|
if (dwStyle & WS_CHILD)
|
|
hwndParent = GetParent(hwnd);
|
|
else
|
|
hwndParent = GetWindow (hwnd,GW_OWNER);
|
|
|
|
while (hwndParent != hwndDesktop &&
|
|
hwndParent != NULL)
|
|
{
|
|
hwnd = hwndParent;
|
|
dwStyle = GetWindowLong(hwnd,GWL_STYLE);
|
|
if (dwStyle & WS_CHILD)
|
|
hwndParent = GetParent(hwnd);
|
|
else
|
|
hwndParent = GetWindow (hwnd,GW_OWNER);
|
|
}
|
|
break;
|
|
|
|
case GA_ROOTOWNER:
|
|
while (hwndParent = GetParent(hwnd))
|
|
hwnd = hwndParent;
|
|
break;
|
|
}
|
|
|
|
return(hwndParent);
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Fake implementation of RealChildWindowFromPoint. Returns NULL if API not present.
|
|
//-----------------------------------------------------------------------------
|
|
HWND WINAPI xRealChildWindowFromPoint(HWND hwnd, POINT pt)
|
|
{
|
|
if (InitMSAAStubs())
|
|
return g_pfnRealChildWindowFromPoint(hwnd,pt);
|
|
|
|
return (NULL);
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Fake implementation of RealGetWindowClass. Returns regular ClassName if API
|
|
// not present.
|
|
//-----------------------------------------------------------------------------
|
|
UINT WINAPI xRealGetWindowClass(HWND hwnd, LPTSTR lpszClass, UINT cchMax)
|
|
{
|
|
if (InitMSAAStubs())
|
|
return g_pfnRealGetWindowClass(hwnd,lpszClass,cchMax);
|
|
|
|
#ifdef UNICODE
|
|
return (GetClassNameW(hwnd,lpszClass,cchMax));
|
|
#else
|
|
return (GetClassName(hwnd,lpszClass,cchMax));
|
|
#endif
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Fake implementation of GetAltTabInfo. Returns FALSE if API not present.
|
|
//-----------------------------------------------------------------------------
|
|
BOOL WINAPI xGetAltTabInfo(HWND hwnd,int iItem,LPALTTABINFO lpati,LPTSTR lpszItemText,UINT cchItemText)
|
|
{
|
|
if (InitMSAAStubs())
|
|
return g_pfnGetAltTabInfo(hwnd,iItem,lpati,lpszItemText,cchItemText);
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Fake implementation of GetListBoxInfo. Returns FALSE if API not present.
|
|
//-----------------------------------------------------------------------------
|
|
DWORD WINAPI xGetListBoxInfo(HWND hwnd)
|
|
{
|
|
if (InitMSAAStubs())
|
|
return g_pfnGetListBoxInfo(hwnd);
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Fake implementation of GetMenuBarInfo. Returns FALSE if API not present.
|
|
//-----------------------------------------------------------------------------
|
|
BOOL WINAPI xGetMenuBarInfo(HWND hwnd, long idObject, long idItem, LPMENUBARINFO lpmbi)
|
|
{
|
|
if (InitMSAAStubs())
|
|
return g_pfnGetMenuBarInfo(hwnd,idObject,idItem,lpmbi);
|
|
|
|
return FALSE;
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Fake implementation of AccessibleChildren. Returns E_NOTIMPL if API not present.
|
|
//-----------------------------------------------------------------------------
|
|
HRESULT xAccessibleChildren (IAccessible* paccContainer,LONG iChildStart,
|
|
LONG cChildren,VARIANT* rgvarChildren,LONG* pcObtained)
|
|
{
|
|
if (InitMSAAStubs())
|
|
return g_pfnAccessibleChildren (paccContainer,iChildStart,cChildren,
|
|
rgvarChildren,pcObtained);
|
|
|
|
return (E_NOTIMPL);
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Fake implementation of AccessibleObjectFromEvent. Returns E_NOTIMPL if the
|
|
// real API is not present.
|
|
//-----------------------------------------------------------------------------
|
|
HRESULT WINAPI xAccessibleObjectFromEvent (HWND hWnd,DWORD dwID,DWORD dwChild,
|
|
IAccessible** ppacc,VARIANT*pvarChild)
|
|
{
|
|
if (InitMSAAStubs())
|
|
return g_pfnAccessibleObjectFromEvent (hWnd,dwID,dwChild,ppacc,pvarChild);
|
|
|
|
return (E_NOTIMPL);
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Fake implementation of AccessibleObjectFromPoint. Returns E_NOTIMPL if the
|
|
// real API is not present.
|
|
//-----------------------------------------------------------------------------
|
|
HRESULT WINAPI xAccessibleObjectFromPoint (POINT ptScreen,IAccessible** ppacc,
|
|
VARIANT* pvarChild)
|
|
{
|
|
if (InitMSAAStubs())
|
|
return g_pfnAccessibleObjectFromPoint (ptScreen,ppacc,pvarChild);
|
|
|
|
return (E_NOTIMPL);
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Fake implementation of AccessibleObjectFromWindow. Returns E_NOTIMPL if the
|
|
// real API is not present.
|
|
//-----------------------------------------------------------------------------
|
|
HRESULT WINAPI xAccessibleObjectFromWindow (HWND hWnd,DWORD dwID,REFIID riidInterface,
|
|
void ** ppvObject)
|
|
{
|
|
if (InitMSAAStubs())
|
|
return g_pfnAccessibleObjectFromWindow (hWnd,dwID,riidInterface,ppvObject);
|
|
|
|
return (E_NOTIMPL);
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Fake implementation of CreateStdAccessibleObject. Returns E_NOTIMPL if the
|
|
// real API is not present.
|
|
//-----------------------------------------------------------------------------
|
|
HRESULT WINAPI xCreateStdAccessibleObject (HWND hWnd,LONG dwID,REFIID riidInterface,
|
|
void ** ppvObject)
|
|
{
|
|
if (InitMSAAStubs())
|
|
return g_pfnCreateStdAccessibleObject (hWnd,dwID,riidInterface,ppvObject);
|
|
|
|
return (E_NOTIMPL);
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Fake implementation of GetRoleText. Returns 0 if real API not present.
|
|
//-----------------------------------------------------------------------------
|
|
UINT WINAPI xGetRoleText (DWORD dwRole,LPTSTR lpszRole,UINT cchRoleMax)
|
|
{
|
|
if (InitMSAAStubs())
|
|
return g_pfnGetRoleText (dwRole,lpszRole,cchRoleMax);
|
|
|
|
return (0);
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Fake implementation of GetStateText. Returns 0 if real API not present.
|
|
//-----------------------------------------------------------------------------
|
|
UINT WINAPI xGetStateText (DWORD dwState,LPTSTR lpszState,UINT cchStateMax)
|
|
{
|
|
if (InitMSAAStubs())
|
|
return g_pfnGetStateText (dwState,lpszState,cchStateMax);
|
|
|
|
return (0);
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Fake implementation of LresultFromObject. Returns E_NOTIMPL if the real API
|
|
// is not present.
|
|
//-----------------------------------------------------------------------------
|
|
LRESULT WINAPI xLresultFromObject (REFIID riidInterface,WPARAM wParam,LPUNKNOWN pUnk)
|
|
{
|
|
if (InitMSAAStubs())
|
|
return g_pfnLresultFromObject (riidInterface,wParam,pUnk);
|
|
|
|
return (E_NOTIMPL);
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Fake implementation of ObjectFromLresult. Returns E_NOTIMPL if the
|
|
// real API is not present.
|
|
//-----------------------------------------------------------------------------
|
|
HRESULT WINAPI xObjectFromLresult (LRESULT lResult,REFIID riidInterface,WPARAM wParam,
|
|
void** ppvObject)
|
|
{
|
|
if (InitMSAAStubs())
|
|
return g_pfnObjectFromLresult (lResult,riidInterface,wParam,ppvObject);
|
|
|
|
return (E_NOTIMPL);
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Fake implementation of WindowFromAccessibleObject. Returns E_NOTIMPL if the
|
|
// real API is not present.
|
|
//-----------------------------------------------------------------------------
|
|
HRESULT WINAPI xWindowFromAccessibleObject (IAccessible* pAcc,HWND* phWnd)
|
|
{
|
|
if (InitMSAAStubs())
|
|
return g_pfnWindowFromAccessibleObject (pAcc,phWnd);
|
|
|
|
return (E_NOTIMPL);
|
|
}
|
|
|
|
#undef COMPILE_MSAA_STUBS
|
|
|
|
#else // COMPILE_MSAA_STUBS
|
|
|
|
extern BOOL WINAPI xBlockInput (BOOL fBlock);
|
|
extern BOOL WINAPI xGetGUIThreadInfo (DWORD idThread,
|
|
PGUITHREADINFO lpGuiThreadInfo);
|
|
extern UINT WINAPI xGetWindowModuleFileName (HWND hWnd,
|
|
LPTSTR lpszFileName,
|
|
UINT cchFileNameMax);
|
|
extern void WINAPI xNotifyWinEvent (DWORD dwEvent,
|
|
HWND hWnd,
|
|
LONG idObject,
|
|
LONG idChild);
|
|
extern UINT WINAPI xSendInput (UINT cInputs,
|
|
LPINPUT lpInput,
|
|
INT cbSize);
|
|
extern HWINEVENTHOOK WINAPI xSetWinEventHook (DWORD eventMin,
|
|
DWORD eventMax,
|
|
HMODULE hModWinEventHook,
|
|
WINEVENTPROC lpfnWinEventProc,
|
|
DWORD idProcess,
|
|
DWORD idThread,
|
|
DWORD dwFlags);
|
|
extern BOOL WINAPI xUnhookWinEvent (HWINEVENTHOOK hWinEventHook);
|
|
extern BOOL WINAPI xGetCursorInfo (LPCURSORINFO lpCursorInfo);
|
|
extern BOOL WINAPI xGetWindowInfo (HWND hwnd,
|
|
LPWINDOWINFO lpwi);
|
|
extern BOOL WINAPI xGetTitleBarInfo (HWND hwnd,
|
|
LPTITLEBARINFO lpTitleBarInfo);
|
|
extern BOOL WINAPI xGetScrollBarInfo (HWND hwnd,
|
|
LONG idObject,
|
|
LPSCROLLBARINFO lpScrollBarInfo);
|
|
extern BOOL WINAPI xGetComboBoxInfo (HWND hwnd,
|
|
LPCOMBOBOXINFO lpComboBoxInfo);
|
|
extern HWND WINAPI xGetAncestor (HWND hwnd,
|
|
UINT gaFlags);
|
|
extern HWND WINAPI xRealChildWindowFromPoint (HWND hwnd,
|
|
POINT pt);
|
|
extern UINT WINAPI xRealGetWindowClass (HWND hwnd,
|
|
LPTSTR lpszClass,
|
|
UINT cchMax);
|
|
extern BOOL WINAPI xGetAltTabInfo (HWND hwnd,
|
|
int iItem,
|
|
LPALTTABINFO lpati,
|
|
LPTSTR lpszItemText,
|
|
UINT cchItemText);
|
|
extern DWORD WINAPI xGetListBoxInfo (HWND hwnd);
|
|
extern BOOL WINAPI xGetMenuBarInfo (HWND hwnd,
|
|
long idObject,
|
|
long idItem,
|
|
LPMENUBARINFO lpmbi);
|
|
|
|
extern HRESULT WINAPI xAccessibleChildren (IAccessible* paccContainer,
|
|
LONG iChildStart,
|
|
LONG cChildren,
|
|
VARIANT* rgvarChildren,
|
|
LONG* pcObtained);
|
|
extern HRESULT WINAPI xAccessibleObjectFromEvent (HWND hWnd,
|
|
DWORD dwID,
|
|
DWORD dwChild,
|
|
IAccessible** ppacc,
|
|
VARIANT*pvarChild);
|
|
extern HRESULT WINAPI xAccessibleObjectFromPoint (POINT ptScreen,
|
|
IAccessible** ppacc,
|
|
VARIANT* pvarChild);
|
|
extern HRESULT WINAPI xAccessibleObjectFromWindow (HWND hWnd,
|
|
DWORD dwID,
|
|
REFIID riidInterface,
|
|
void ** ppvObject);
|
|
extern HRESULT WINAPI xCreateStdAccessibleObject (HWND hWnd,
|
|
LONG dwID,
|
|
REFIID riidInterface,
|
|
void ** ppvObject);
|
|
extern UINT WINAPI xGetRoleText (DWORD dwRole,
|
|
LPTSTR lpszRole,
|
|
UINT cchRoleMax);
|
|
extern UINT WINAPI xGetStateText (DWORD dwState,
|
|
LPTSTR lpszState,
|
|
UINT cchStateMax);
|
|
extern LRESULT WINAPI xLresultFromObject (REFIID riidInterface,
|
|
WPARAM wParam,
|
|
LPUNKNOWN pUnk);
|
|
extern HRESULT WINAPI xObjectFromLresult (LRESULT lResult,
|
|
REFIID riidInterface,
|
|
WPARAM wParam,
|
|
void** ppvObject);
|
|
extern HRESULT WINAPI xWindowFromAccessibleObject (IAccessible* pAcc,
|
|
HWND* phWnd);
|
|
|
|
#endif // COMPILE_MSAA_STUBS
|
|
|
|
//
|
|
// build defines that replace the regular APIs with our versions
|
|
//
|
|
#define BlockInput xBlockInput
|
|
#define GetGUIThreadInfo xGetGUIThreadInfo
|
|
#define GetWindowModuleFileName xGetWindowModuleFileName
|
|
#define NotifyWinEvent xNotifyWinEvent
|
|
#define SendInput xSendInput
|
|
#define SetWinEventHook xSetWinEventHook
|
|
#define UnhookWinEvent xUnhookWinEvent
|
|
#define GetCursorInfo xGetCursorInfo
|
|
#define GetWindowInfo xGetWindowInfo
|
|
#define GetTitleBarInfo xGetTitleBarInfo
|
|
#define GetScrollBarInfo xGetScrollBarInfo
|
|
#define GetComboBoxInfo xGetComboBoxInfo
|
|
#define GetAncestor xGetAncestor
|
|
#define RealChildWindowFromPoint xRealChildWindowFromPoint
|
|
#define RealGetWindowClass xRealGetWindowClass
|
|
#define GetAltTabInfo xGetAltTabInfo
|
|
#define GetListBoxInfo xGetListBoxInfo
|
|
#define GetMenuBarInfo xGetMenuBarInfo
|
|
#define AccessibleChildren xAccessibleChildren
|
|
#define AccessibleObjectFromEvent xAccessibleObjectFromEvent
|
|
#define AccessibleObjectFromPoint xAccessibleObjectFromPoint
|
|
#define AccessibleObjectFromWindow xAccessibleObjectFromWindow
|
|
#define CreateStdAccessibleObject xCreateStdAccessibleObject
|
|
#define GetRoleText xGetRoleText
|
|
#define GetStateText xGetStateText
|
|
#define LresultFromObject xLresultFromObject
|
|
#define ObjectFromLresult xObjectFromLresult
|
|
#define WindowFromAccessibleObject xWindowFromAccessibleObject
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif // __cplusplus
|
|
|