windows-nt/Source/XPSP1/NT/windows/appcompat/shims/specific/winstone99.cpp

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2020-09-26 03:20:57 -05:00
/*
Copyright (c) 2000 Microsoft Corporation
Module Name:
WinStone99.cpp
Bug: Whistler #185797
Problem:
Only for Winstone '99. Winstone uses scripts that hide the taskbar, and print stuff.
PrintUI displays a balloon tip informing the user that the printing job is done (this is a
new addition to Whistler).
The balloon tip utilizes user tracking code, and is hence left stationary on the machine,
till the user clicks on it, or there is 10 seconds of user activity on the machine.
Winstone runs these automated tests, hence there is no user activity on the machine, when
the balloon is up, so it stays up forever.
Later, when Winstone tries to enumerate the application windows, the presence of the
balloon tip throws it off track. Hence this apphack that disables the display of these
balloons when Winstone is running.
Winstone is a collection of Visual Test scripts, and zdbui32.exe is the only exe that runs
throughout when Winstone is running. So disable user tracking when Winstone is running.
Solution:
Disable display of balloon tips when Winstone is running and enable it when Winstone is
finished
Details:
Winstone sends a message to the tray that disables the balloon tip when it is running, and
re-sends the message to the tray when it is done, so that the tray can enable the balloon
tip
History:
09/20/2000 ramkumar Created
*/
#include "precomp.h"
#include <shlapip.h>
IMPLEMENT_SHIM_BEGIN(WinStone99)
#include "ShimHookMacro.h"
APIHOOK_ENUM_BEGIN
APIHOOK_ENUM_ENTRY(GetCommandLineA)
APIHOOK_ENUM_ENTRY(GetCommandLineW)
APIHOOK_ENUM_END
BOOL g_bInit = FALSE;
HWND g_hwndTray;
UINT g_uEnableBalloonMessage;
/*++
Initialize
--*/
VOID
WinStone99_Initialize()
{
if (!g_bInit)
{
g_bInit = TRUE;
g_uEnableBalloonMessage = RegisterWindowMessage(ENABLE_BALLOONTIP_MESSAGE);
if (!g_uEnableBalloonMessage)
{
return;
}
g_hwndTray = FindWindowA(WNDCLASS_TRAYNOTIFY, NULL);
if (g_hwndTray)
{
SendMessage(g_hwndTray, g_uEnableBalloonMessage, FALSE, 0);
}
}
}
/*++
Initialize.
--*/
LPSTR
APIHOOK(GetCommandLineA)()
{
WinStone99_Initialize();
return ORIGINAL_API(GetCommandLineA)();
}
/*++
Initialize.
--*/
LPWSTR
APIHOOK(GetCommandLineW)()
{
WinStone99_Initialize();
return ORIGINAL_API(GetCommandLineW)();
}
/*++
Register hooked functions
--*/
BOOL
NOTIFY_FUNCTION(
DWORD fdwReason
)
{
if (fdwReason == DLL_PROCESS_DETACH)
{
if (g_bInit)
{
if (g_hwndTray)
{
SendMessage(g_hwndTray, g_uEnableBalloonMessage, TRUE, 0);
}
}
}
return TRUE;
}
HOOK_BEGIN
CALL_NOTIFY_FUNCTION
APIHOOK_ENTRY(KERNEL32.DLL, GetCommandLineA)
APIHOOK_ENTRY(KERNEL32.DLL, GetCommandLineW)
HOOK_END
IMPLEMENT_SHIM_END