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hook GetForegroundWindow

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This commit is contained in:
FunkyFr3sh 2022-10-19 05:08:22 +02:00
parent 876160cbb6
commit 24d66d8a30
6 changed files with 19 additions and 4 deletions
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4
inc/hook.h
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@ -9,7 +9,7 @@
#define SKIP_HOOK3 0x00000002l
typedef struct HOOKLISTDATA { char function_name[32]; PROC new_function; PROC* function; DWORD flags; } HOOKLISTDATA;
typedef struct HOOKLIST { char module_name[32]; HOOKLISTDATA data[25]; } HOOKLIST;
typedef struct HOOKLIST { char module_name[32]; HOOKLISTDATA data[26]; } HOOKLIST;
typedef BOOL(WINAPI* GETCURSORPOSPROC)(LPPOINT);
typedef BOOL(WINAPI* CLIPCURSORPROC)(const RECT*);
@ -35,6 +35,7 @@ typedef BOOL(WINAPI* DESTROYWINDOWPROC)(HWND);
typedef int (WINAPI* MAPWINDOWPOINTSPROC)(HWND, HWND, LPPOINT, UINT);
typedef BOOL (WINAPI* SHOWWINDOWPROC)(HWND, int);
typedef HWND(WINAPI* GETTOPWINDOWPROC)(HWND);
typedef HWND(WINAPI* GETFOREGROUNDWINDOWPROC)();
typedef BOOL(WINAPI* STRETCHBLTPROC)(HDC, int, int, int, int, HDC, int, int, int, int, DWORD);
typedef int (WINAPI* SETDIBITSTODEVICEPROC)(
@ -76,6 +77,7 @@ extern DESTROYWINDOWPROC real_DestroyWindow;
extern MAPWINDOWPOINTSPROC real_MapWindowPoints;
extern SHOWWINDOWPROC real_ShowWindow;
extern GETTOPWINDOWPROC real_GetTopWindow;
extern GETFOREGROUNDWINDOWPROC real_GetForegroundWindow;
extern STRETCHBLTPROC real_StretchBlt;
extern SETDIBITSTODEVICEPROC real_SetDIBitsToDevice;
extern STRETCHDIBITSPROC real_StretchDIBits;

1
inc/winapi_hooks.h
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@ -28,6 +28,7 @@ BOOL WINAPI fake_DestroyWindow(HWND hWnd);
int WINAPI fake_MapWindowPoints(HWND hWndFrom, HWND hWndTo, LPPOINT lpPoints, UINT cPoints);
BOOL WINAPI fake_ShowWindow(HWND hWnd, int nCmdShow);
HWND WINAPI fake_GetTopWindow(HWND hWnd);
HWND WINAPI fake_GetForegroundWindow(void);
HHOOK WINAPI fake_SetWindowsHookExA(int idHook, HOOKPROC lpfn, HINSTANCE hmod, DWORD dwThreadId);
int WINAPI fake_GetDeviceCaps(HDC hdc, int index);

2
src/dd.c
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@ -781,7 +781,7 @@ HRESULT dd_SetDisplayMode(DWORD dwWidth, DWORD dwHeight, DWORD dwBPP, DWORD dwFl
}
}
if (lock_mouse || (g_ddraw->fullscreen && GetForegroundWindow() == g_ddraw->hwnd))
if (lock_mouse || (g_ddraw->fullscreen && real_GetForegroundWindow() == g_ddraw->hwnd))
mouse_lock();
}
else

2
src/hook.c
View File

@ -41,6 +41,7 @@ DESTROYWINDOWPROC real_DestroyWindow = DestroyWindow;
MAPWINDOWPOINTSPROC real_MapWindowPoints = MapWindowPoints;
SHOWWINDOWPROC real_ShowWindow = ShowWindow;
GETTOPWINDOWPROC real_GetTopWindow = GetTopWindow;
GETFOREGROUNDWINDOWPROC real_GetForegroundWindow = GetForegroundWindow;
STRETCHBLTPROC real_StretchBlt = StretchBlt;
SETDIBITSTODEVICEPROC real_SetDIBitsToDevice = SetDIBitsToDevice;
STRETCHDIBITSPROC real_StretchDIBits = StretchDIBits;
@ -82,6 +83,7 @@ static HOOKLIST g_hooks[] =
{ "MapWindowPoints", (PROC)fake_MapWindowPoints, (PROC*)&real_MapWindowPoints, 0 },
{ "ShowWindow", (PROC)fake_ShowWindow, (PROC*)&real_ShowWindow, 0 },
{ "GetTopWindow", (PROC)fake_GetTopWindow, (PROC*)&real_GetTopWindow, 0 },
{ "GetForegroundWindow", (PROC)fake_GetForegroundWindow, (PROC*)&real_GetForegroundWindow, 0 },
{ "", NULL, NULL, 0 }
}
},

10
src/winapi_hooks.c
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@ -527,6 +527,16 @@ HWND WINAPI fake_GetTopWindow(HWND hWnd)
return real_GetTopWindow(hWnd);
}
HWND WINAPI fake_GetForegroundWindow()
{
if (g_ddraw && g_ddraw->windowed && g_ddraw->hwnd)
{
return g_ddraw->hwnd;
}
return real_GetForegroundWindow();
}
HHOOK WINAPI fake_SetWindowsHookExA(int idHook, HOOKPROC lpfn, HINSTANCE hmod, DWORD dwThreadId)
{
if (idHook == WH_KEYBOARD_LL && hmod && GetModuleHandle("AcGenral") == hmod)

4
src/wndproc.c
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@ -486,7 +486,7 @@ LRESULT CALLBACK fake_WndProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam
{
mouse_unlock();
if (GetForegroundWindow() == g_ddraw->hwnd)
if (real_GetForegroundWindow() == g_ddraw->hwnd)
mouse_lock();
}
}
@ -525,7 +525,7 @@ LRESULT CALLBACK fake_WndProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam
mouse_lock();
}
}
else if (g_ddraw->fullscreen && GetForegroundWindow() == g_ddraw->hwnd)
else if (g_ddraw->fullscreen && real_GetForegroundWindow() == g_ddraw->hwnd)
{
mouse_lock();
}