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win32u: Move null user driver implementation from user32. 

Signed-off-by: Jacek Caban <jacek@codeweavers.com>
Signed-off-by: Huw Davies <huw@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Jacek Caban 2021-11-11 14:13:35 +01:00 committed by Alexandre Julliard
parent 73bf140c01
commit 694b1b472b
2 changed files with 310 additions and 209 deletions
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209
dlls/user32/driver.c
View File

@ -106,6 +106,7 @@ static const struct user_driver_funcs *load_driver(void)
void USER_unload_driver(void)
{
struct user_driver_funcs *prev;
__wine_set_display_driver( &null_driver, WINE_GDI_DRIVER_VERSION );
/* make sure we don't try to call the driver after it has been detached */
prev = InterlockedExchangePointer( (void **)&USER_Driver, &null_driver );
if (prev != &lazy_load_driver && prev != &null_driver)
@ -119,93 +120,10 @@ void USER_unload_driver(void)
* These are fallbacks for entry points that are not implemented in the real driver.
*/
static BOOL CDECL nulldrv_ActivateKeyboardLayout( HKL layout, UINT flags )
{
return TRUE;
}
static void CDECL nulldrv_Beep(void)
{
}
static UINT CDECL nulldrv_GetKeyboardLayoutList( INT size, HKL *layouts )
{
return ~0; /* use default implementation */
}
static INT CDECL nulldrv_GetKeyNameText( LONG lparam, LPWSTR buffer, INT size )
{
return -1; /* use default implementation */
}
static UINT CDECL nulldrv_MapVirtualKeyEx( UINT code, UINT type, HKL layout )
{
return -1; /* use default implementation */
}
static BOOL CDECL nulldrv_RegisterHotKey( HWND hwnd, UINT modifiers, UINT vk )
{
return TRUE;
}
static INT CDECL nulldrv_ToUnicodeEx( UINT virt, UINT scan, const BYTE *state, LPWSTR str,
int size, UINT flags, HKL layout )
{
return -2; /* use default implementation */
}
static void CDECL nulldrv_UnregisterHotKey( HWND hwnd, UINT modifiers, UINT vk )
{
}
static SHORT CDECL nulldrv_VkKeyScanEx( WCHAR ch, HKL layout )
{
return -256; /* use default implementation */
}
static void CDECL nulldrv_DestroyCursorIcon( HCURSOR cursor )
{
}
static void CDECL nulldrv_SetCursor( HCURSOR cursor )
{
}
static BOOL CDECL nulldrv_GetCursorPos( LPPOINT pt )
{
return TRUE;
}
static BOOL CDECL nulldrv_SetCursorPos( INT x, INT y )
{
return TRUE;
}
static BOOL CDECL nulldrv_ClipCursor( LPCRECT clip )
{
return TRUE;
}
static void CDECL nulldrv_UpdateClipboard(void)
{
}
static LONG CDECL nulldrv_ChangeDisplaySettingsEx( LPCWSTR name, LPDEVMODEW mode, HWND hwnd,
DWORD flags, LPVOID lparam )
{
return DISP_CHANGE_FAILED;
}
static BOOL CDECL nulldrv_EnumDisplaySettingsEx( LPCWSTR name, DWORD num, LPDEVMODEW mode, DWORD flags )
{
return FALSE;
}
static BOOL CDECL nulldrv_CreateDesktopWindow( HWND hwnd )
{
return TRUE;
}
static BOOL CDECL nodrv_CreateWindow( HWND hwnd )
{
static int warned;
@ -220,24 +138,10 @@ static BOOL CDECL nodrv_CreateWindow( HWND hwnd )
return FALSE;
}
static BOOL CDECL nulldrv_CreateWindow( HWND hwnd )
{
return TRUE;
}
static void CDECL nulldrv_DestroyWindow( HWND hwnd )
{
}
static void CDECL nulldrv_FlashWindowEx( FLASHWINFO *info )
{
}
static void CDECL nulldrv_GetDC( HDC hdc, HWND hwnd, HWND top_win, const RECT *win_rect,
const RECT *top_rect, DWORD flags )
{
}
static DWORD CDECL nulldrv_MsgWaitForMultipleObjectsEx( DWORD count, const HANDLE *handles, DWORD timeout,
DWORD mask, DWORD flags )
{
@ -267,18 +171,10 @@ static void CDECL nulldrv_SetFocus( HWND hwnd )
{
}
static void CDECL nulldrv_SetLayeredWindowAttributes( HWND hwnd, COLORREF key, BYTE alpha, DWORD flags )
{
}
static void CDECL nulldrv_SetParent( HWND hwnd, HWND parent, HWND old_parent )
{
}
static void CDECL nulldrv_SetWindowRgn( HWND hwnd, HRGN hrgn, BOOL redraw )
{
}
static void CDECL nulldrv_SetWindowIcon( HWND hwnd, UINT type, HICON icon )
{
}
@ -301,12 +197,6 @@ static LRESULT CDECL nulldrv_SysCommand( HWND hwnd, WPARAM wparam, LPARAM lparam
return -1;
}
static BOOL CDECL nulldrv_UpdateLayeredWindow( HWND hwnd, const UPDATELAYEREDWINDOWINFO *info,
const RECT *window_rect )
{
return TRUE;
}
static LRESULT CDECL nulldrv_WindowMessage( HWND hwnd, UINT msg, WPARAM wparam, LPARAM lparam )
{
return 0;
@ -335,61 +225,6 @@ static void CDECL nulldrv_ThreadDetach( void )
{
}
static struct user_driver_funcs null_driver =
{
{ NULL },
/* keyboard functions */
nulldrv_ActivateKeyboardLayout,
nulldrv_Beep,
nulldrv_GetKeyNameText,
nulldrv_GetKeyboardLayoutList,
nulldrv_MapVirtualKeyEx,
nulldrv_RegisterHotKey,
nulldrv_ToUnicodeEx,
nulldrv_UnregisterHotKey,
nulldrv_VkKeyScanEx,
/* cursor/icon functions */
nulldrv_DestroyCursorIcon,
nulldrv_SetCursor,
nulldrv_GetCursorPos,
nulldrv_SetCursorPos,
nulldrv_ClipCursor,
/* clipboard functions */
nulldrv_UpdateClipboard,
/* display modes */
nulldrv_ChangeDisplaySettingsEx,
nulldrv_EnumDisplayMonitors,
nulldrv_EnumDisplaySettingsEx,
nulldrv_GetMonitorInfo,
/* windowing functions */
nulldrv_CreateDesktopWindow,
nulldrv_CreateWindow,
nulldrv_DestroyWindow,
nulldrv_FlashWindowEx,
nulldrv_GetDC,
nulldrv_MsgWaitForMultipleObjectsEx,
nulldrv_ReleaseDC,
nulldrv_ScrollDC,
nulldrv_SetCapture,
nulldrv_SetFocus,
nulldrv_SetLayeredWindowAttributes,
nulldrv_SetParent,
nulldrv_SetWindowRgn,
nulldrv_SetWindowIcon,
nulldrv_SetWindowStyle,
nulldrv_SetWindowText,
nulldrv_ShowWindow,
nulldrv_SysCommand,
nulldrv_UpdateLayeredWindow,
nulldrv_WindowMessage,
nulldrv_WindowPosChanging,
nulldrv_WindowPosChanged,
/* system parameters */
nulldrv_SystemParametersInfo,
/* thread management */
nulldrv_ThreadDetach
};
/**********************************************************************
* Lazy loading user driver
@ -598,49 +433,9 @@ void CDECL __wine_set_user_driver( const struct user_driver_funcs *funcs, UINT v
#define SET_USER_FUNC(name) \
do { if (!driver->p##name) driver->p##name = nulldrv_##name; } while(0)
SET_USER_FUNC(ActivateKeyboardLayout);
SET_USER_FUNC(Beep);
SET_USER_FUNC(GetKeyNameText);
SET_USER_FUNC(GetKeyboardLayoutList);
SET_USER_FUNC(MapVirtualKeyEx);
SET_USER_FUNC(RegisterHotKey);
SET_USER_FUNC(ToUnicodeEx);
SET_USER_FUNC(UnregisterHotKey);
SET_USER_FUNC(VkKeyScanEx);
SET_USER_FUNC(DestroyCursorIcon);
SET_USER_FUNC(SetCursor);
SET_USER_FUNC(GetCursorPos);
SET_USER_FUNC(SetCursorPos);
SET_USER_FUNC(ClipCursor);
SET_USER_FUNC(UpdateClipboard);
SET_USER_FUNC(ChangeDisplaySettingsEx);
SET_USER_FUNC(EnumDisplayMonitors);
SET_USER_FUNC(EnumDisplaySettingsEx);
SET_USER_FUNC(GetMonitorInfo);
SET_USER_FUNC(CreateDesktopWindow);
SET_USER_FUNC(CreateWindow);
SET_USER_FUNC(DestroyWindow);
SET_USER_FUNC(FlashWindowEx);
SET_USER_FUNC(GetDC);
SET_USER_FUNC(MsgWaitForMultipleObjectsEx);
SET_USER_FUNC(ReleaseDC);
SET_USER_FUNC(ScrollDC);
SET_USER_FUNC(SetCapture);
SET_USER_FUNC(SetFocus);
SET_USER_FUNC(SetLayeredWindowAttributes);
SET_USER_FUNC(SetParent);
SET_USER_FUNC(SetWindowRgn);
SET_USER_FUNC(SetWindowIcon);
SET_USER_FUNC(SetWindowStyle);
SET_USER_FUNC(SetWindowText);
SET_USER_FUNC(ShowWindow);
SET_USER_FUNC(SysCommand);
SET_USER_FUNC(UpdateLayeredWindow);
SET_USER_FUNC(WindowMessage);
SET_USER_FUNC(WindowPosChanging);
SET_USER_FUNC(WindowPosChanged);
SET_USER_FUNC(SystemParametersInfo);
SET_USER_FUNC(ThreadDetach);
#undef SET_USER_FUNC
prev = InterlockedCompareExchangePointer( (void **)&USER_Driver, driver, &lazy_load_driver );

310
dlls/win32u/driver.c
View File

@ -731,10 +731,268 @@ const struct gdi_dc_funcs null_driver =
};
/**********************************************************************
* Null user driver
*
* These are fallbacks for entry points that are not implemented in the real driver.
*/
static BOOL CDECL nulldrv_ActivateKeyboardLayout( HKL layout, UINT flags )
{
return TRUE;
}
static void CDECL nulldrv_Beep(void)
{
}
static UINT CDECL nulldrv_GetKeyboardLayoutList( INT size, HKL *layouts )
{
return ~0; /* use default implementation */
}
static INT CDECL nulldrv_GetKeyNameText( LONG lparam, LPWSTR buffer, INT size )
{
return -1; /* use default implementation */
}
static UINT CDECL nulldrv_MapVirtualKeyEx( UINT code, UINT type, HKL layout )
{
return -1; /* use default implementation */
}
static BOOL CDECL nulldrv_RegisterHotKey( HWND hwnd, UINT modifiers, UINT vk )
{
return TRUE;
}
static INT CDECL nulldrv_ToUnicodeEx( UINT virt, UINT scan, const BYTE *state, LPWSTR str,
int size, UINT flags, HKL layout )
{
return -2; /* use default implementation */
}
static void CDECL nulldrv_UnregisterHotKey( HWND hwnd, UINT modifiers, UINT vk )
{
}
static SHORT CDECL nulldrv_VkKeyScanEx( WCHAR ch, HKL layout )
{
return -256; /* use default implementation */
}
static void CDECL nulldrv_DestroyCursorIcon( HCURSOR cursor )
{
}
static void CDECL nulldrv_SetCursor( HCURSOR cursor )
{
}
static BOOL CDECL nulldrv_GetCursorPos( LPPOINT pt )
{
return TRUE;
}
static BOOL CDECL nulldrv_SetCursorPos( INT x, INT y )
{
return TRUE;
}
static BOOL CDECL nulldrv_ClipCursor( LPCRECT clip )
{
return TRUE;
}
static void CDECL nulldrv_UpdateClipboard(void)
{
}
static LONG CDECL nulldrv_ChangeDisplaySettingsEx( LPCWSTR name, LPDEVMODEW mode, HWND hwnd,
DWORD flags, LPVOID lparam )
{
return DISP_CHANGE_FAILED;
}
static BOOL CDECL nulldrv_EnumDisplayMonitors( HDC hdc, RECT *rect, MONITORENUMPROC proc, LPARAM lp )
{
/* FIXME: move from user32 */
return FALSE;
}
static BOOL CDECL nulldrv_EnumDisplaySettingsEx( LPCWSTR name, DWORD num, LPDEVMODEW mode, DWORD flags )
{
return FALSE;
}
static BOOL CDECL nulldrv_GetMonitorInfo( HMONITOR handle, MONITORINFO *info )
{
/* FIXME: move from user32 */
return FALSE;
}
static BOOL CDECL nulldrv_CreateDesktopWindow( HWND hwnd )
{
return TRUE;
}
static BOOL CDECL nulldrv_CreateWindow( HWND hwnd )
{
return TRUE;
}
static void CDECL nulldrv_DestroyWindow( HWND hwnd )
{
}
static void CDECL nulldrv_FlashWindowEx( FLASHWINFO *info )
{
}
static void CDECL nulldrv_GetDC( HDC hdc, HWND hwnd, HWND top_win, const RECT *win_rect,
const RECT *top_rect, DWORD flags )
{
}
/* helper for kernel32->ntdll timeout format conversion */
static inline LARGE_INTEGER *get_nt_timeout( LARGE_INTEGER *time, DWORD timeout )
{
if (timeout == INFINITE) return NULL;
time->QuadPart = (ULONGLONG)timeout * -10000;
return time;
}
static HANDLE normalize_std_handle( HANDLE handle )
{
if (handle == (HANDLE)STD_INPUT_HANDLE)
return NtCurrentTeb()->Peb->ProcessParameters->hStdInput;
if (handle == (HANDLE)STD_OUTPUT_HANDLE)
return NtCurrentTeb()->Peb->ProcessParameters->hStdOutput;
if (handle == (HANDLE)STD_ERROR_HANDLE)
return NtCurrentTeb()->Peb->ProcessParameters->hStdError;
return handle;
}
static DWORD CDECL nulldrv_MsgWaitForMultipleObjectsEx( DWORD count, const HANDLE *handles, DWORD timeout,
DWORD mask, DWORD flags )
{
NTSTATUS status;
HANDLE hloc[MAXIMUM_WAIT_OBJECTS];
LARGE_INTEGER time;
unsigned int i;
if (!count && !timeout) return WAIT_TIMEOUT;
if (count > MAXIMUM_WAIT_OBJECTS)
{
SetLastError(ERROR_INVALID_PARAMETER);
return WAIT_FAILED;
}
for (i = 0; i < count; i++) hloc[i] = normalize_std_handle( handles[i] );
status = NtWaitForMultipleObjects( count, hloc, !(flags & MWMO_WAITALL), !!(flags & MWMO_ALERTABLE),
get_nt_timeout( &time, timeout ) );
if (HIWORD(status)) /* is it an error code? */
{
SetLastError( RtlNtStatusToDosError(status) );
status = WAIT_FAILED;
}
return status;
}
static void CDECL nulldrv_ReleaseDC( HWND hwnd, HDC hdc )
{
}
static BOOL CDECL nulldrv_ScrollDC( HDC hdc, INT dx, INT dy, HRGN update )
{
RECT rect;
NtGdiGetAppClipBox( hdc, &rect );
return NtGdiBitBlt( hdc, rect.left, rect.top, rect.right - rect.left, rect.bottom - rect.top,
hdc, rect.left - dx, rect.top - dy, SRCCOPY, 0, 0 );
}
static void CDECL nulldrv_SetCapture( HWND hwnd, UINT flags )
{
}
static void CDECL nulldrv_SetFocus( HWND hwnd )
{
}
static void CDECL nulldrv_SetLayeredWindowAttributes( HWND hwnd, COLORREF key, BYTE alpha, DWORD flags )
{
}
static void CDECL nulldrv_SetParent( HWND hwnd, HWND parent, HWND old_parent )
{
}
static void CDECL nulldrv_SetWindowRgn( HWND hwnd, HRGN hrgn, BOOL redraw )
{
}
static void CDECL nulldrv_SetWindowIcon( HWND hwnd, UINT type, HICON icon )
{
}
static void CDECL nulldrv_SetWindowStyle( HWND hwnd, INT offset, STYLESTRUCT *style )
{
}
static void CDECL nulldrv_SetWindowText( HWND hwnd, LPCWSTR text )
{
}
static UINT CDECL nulldrv_ShowWindow( HWND hwnd, INT cmd, RECT *rect, UINT swp )
{
return ~0; /* use default implementation */
}
static LRESULT CDECL nulldrv_SysCommand( HWND hwnd, WPARAM wparam, LPARAM lparam )
{
return -1;
}
static BOOL CDECL nulldrv_UpdateLayeredWindow( HWND hwnd, const UPDATELAYEREDWINDOWINFO *info,
const RECT *window_rect )
{
return TRUE;
}
static LRESULT CDECL nulldrv_WindowMessage( HWND hwnd, UINT msg, WPARAM wparam, LPARAM lparam )
{
return 0;
}
static BOOL CDECL nulldrv_WindowPosChanging( HWND hwnd, HWND insert_after, UINT swp_flags,
const RECT *window_rect, const RECT *client_rect,
RECT *visible_rect, struct window_surface **surface )
{
return FALSE;
}
static void CDECL nulldrv_WindowPosChanged( HWND hwnd, HWND insert_after, UINT swp_flags,
const RECT *window_rect, const RECT *client_rect,
const RECT *visible_rect, const RECT *valid_rects,
struct window_surface *surface )
{
}
static BOOL CDECL nulldrv_SystemParametersInfo( UINT action, UINT int_param, void *ptr_param, UINT flags )
{
return FALSE;
}
static void CDECL nulldrv_ThreadDetach( void )
{
}
/******************************************************************************
* __wine_set_display_driver (win32u.@)
*/
void CDECL __wine_set_display_driver( struct user_driver_funcs *funcs, UINT version )
void CDECL __wine_set_display_driver( struct user_driver_funcs *driver, UINT version )
{
if (version != WINE_GDI_DRIVER_VERSION)
{
@ -743,7 +1001,55 @@ void CDECL __wine_set_display_driver( struct user_driver_funcs *funcs, UINT vers
return;
}
InterlockedExchangePointer( (void **)&user_driver, funcs );
#define SET_USER_FUNC(name) \
do { if (!driver->p##name) driver->p##name = nulldrv_##name; } while(0)
SET_USER_FUNC(ActivateKeyboardLayout);
SET_USER_FUNC(Beep);
SET_USER_FUNC(GetKeyNameText);
SET_USER_FUNC(GetKeyboardLayoutList);
SET_USER_FUNC(MapVirtualKeyEx);
SET_USER_FUNC(RegisterHotKey);
SET_USER_FUNC(ToUnicodeEx);
SET_USER_FUNC(UnregisterHotKey);
SET_USER_FUNC(VkKeyScanEx);
SET_USER_FUNC(DestroyCursorIcon);
SET_USER_FUNC(SetCursor);
SET_USER_FUNC(GetCursorPos);
SET_USER_FUNC(SetCursorPos);
SET_USER_FUNC(ClipCursor);
SET_USER_FUNC(UpdateClipboard);
SET_USER_FUNC(ChangeDisplaySettingsEx);
SET_USER_FUNC(EnumDisplayMonitors);
SET_USER_FUNC(EnumDisplaySettingsEx);
SET_USER_FUNC(GetMonitorInfo);
SET_USER_FUNC(CreateDesktopWindow);
SET_USER_FUNC(CreateWindow);
SET_USER_FUNC(DestroyWindow);
SET_USER_FUNC(FlashWindowEx);
SET_USER_FUNC(GetDC);
SET_USER_FUNC(MsgWaitForMultipleObjectsEx);
SET_USER_FUNC(ReleaseDC);
SET_USER_FUNC(ScrollDC);
SET_USER_FUNC(SetCapture);
SET_USER_FUNC(SetFocus);
SET_USER_FUNC(SetLayeredWindowAttributes);
SET_USER_FUNC(SetParent);
SET_USER_FUNC(SetWindowRgn);
SET_USER_FUNC(SetWindowIcon);
SET_USER_FUNC(SetWindowStyle);
SET_USER_FUNC(SetWindowText);
SET_USER_FUNC(ShowWindow);
SET_USER_FUNC(SysCommand);
SET_USER_FUNC(UpdateLayeredWindow);
SET_USER_FUNC(WindowMessage);
SET_USER_FUNC(WindowPosChanging);
SET_USER_FUNC(WindowPosChanged);
SET_USER_FUNC(SystemParametersInfo);
SET_USER_FUNC(ThreadDetach);
#undef SET_USER_FUNC
InterlockedExchangePointer( (void **)&user_driver, driver );
}
/******************************************************************************