646 lines
18 KiB
C
646 lines
18 KiB
C
/*
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* USER driver support
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*
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* Copyright 2000, 2005 Alexandre Julliard
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include <stdarg.h>
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#include <stdio.h>
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#include <wchar.h>
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#include "windef.h"
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#include "winbase.h"
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#include "winnls.h"
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#include "wingdi.h"
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#include "winuser.h"
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#include "wine/debug.h"
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#include "wine/gdi_driver.h"
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#include "user_private.h"
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#include "controls.h"
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WINE_DEFAULT_DEBUG_CHANNEL(user);
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WINE_DECLARE_DEBUG_CHANNEL(winediag);
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static USER_DRIVER null_driver, lazy_load_driver;
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const USER_DRIVER *USER_Driver = &lazy_load_driver;
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static char driver_load_error[80];
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static BOOL CDECL nodrv_CreateWindow( HWND hwnd );
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static BOOL load_desktop_driver( HWND hwnd, HMODULE *module )
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{
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BOOL ret = FALSE;
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HKEY hkey;
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DWORD size;
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WCHAR path[MAX_PATH];
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WCHAR key[ARRAY_SIZE(L"System\\CurrentControlSet\\Control\\Video\\{}\\0000") + 40];
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UINT guid_atom;
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USER_CheckNotLock();
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strcpy( driver_load_error, "The explorer process failed to start." ); /* default error */
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wait_graphics_driver_ready();
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guid_atom = HandleToULong( GetPropW( hwnd, L"__wine_display_device_guid" ));
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lstrcpyW( key, L"System\\CurrentControlSet\\Control\\Video\\{" );
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if (!GlobalGetAtomNameW( guid_atom, key + lstrlenW(key), 40 )) return 0;
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lstrcatW( key, L"}\\0000" );
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if (RegOpenKeyW( HKEY_LOCAL_MACHINE, key, &hkey )) return 0;
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size = sizeof(path);
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if (!RegQueryValueExW( hkey, L"GraphicsDriver", NULL, NULL, (BYTE *)path, &size ))
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{
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if ((ret = !wcscmp( path, L"null" ))) *module = NULL;
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else ret = (*module = LoadLibraryW( path )) != NULL;
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if (!ret) ERR( "failed to load %s\n", debugstr_w(path) );
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TRACE( "%s %p\n", debugstr_w(path), *module );
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}
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else
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{
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size = sizeof(driver_load_error);
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*module = NULL;
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RegQueryValueExA( hkey, "DriverError", NULL, NULL, (BYTE *)driver_load_error, &size );
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}
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RegCloseKey( hkey );
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return ret;
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}
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/* load the graphics driver */
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static const USER_DRIVER *load_driver(void)
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{
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void *ptr;
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HMODULE graphics_driver;
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USER_DRIVER *driver, *prev;
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driver = HeapAlloc( GetProcessHeap(), 0, sizeof(*driver) );
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*driver = null_driver;
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if (!load_desktop_driver( GetDesktopWindow(), &graphics_driver ))
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{
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USEROBJECTFLAGS flags;
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HWINSTA winstation;
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winstation = GetProcessWindowStation();
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if (!GetUserObjectInformationA(winstation, UOI_FLAGS, &flags, sizeof(flags), NULL)
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|| (flags.dwFlags & WSF_VISIBLE))
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driver->pCreateWindow = nodrv_CreateWindow;
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}
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else if (graphics_driver)
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{
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#define GET_USER_FUNC(name) \
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do { if ((ptr = GetProcAddress( graphics_driver, #name ))) driver->p##name = ptr; } while(0)
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GET_USER_FUNC(ActivateKeyboardLayout);
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GET_USER_FUNC(Beep);
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GET_USER_FUNC(GetKeyNameText);
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GET_USER_FUNC(GetKeyboardLayoutList);
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GET_USER_FUNC(MapVirtualKeyEx);
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GET_USER_FUNC(RegisterHotKey);
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GET_USER_FUNC(ToUnicodeEx);
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GET_USER_FUNC(UnregisterHotKey);
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GET_USER_FUNC(VkKeyScanEx);
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GET_USER_FUNC(DestroyCursorIcon);
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GET_USER_FUNC(SetCursor);
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GET_USER_FUNC(GetCursorPos);
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GET_USER_FUNC(SetCursorPos);
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GET_USER_FUNC(ClipCursor);
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GET_USER_FUNC(UpdateClipboard);
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GET_USER_FUNC(ChangeDisplaySettingsEx);
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GET_USER_FUNC(EnumDisplayMonitors);
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GET_USER_FUNC(EnumDisplaySettingsEx);
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GET_USER_FUNC(GetMonitorInfo);
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GET_USER_FUNC(CreateDesktopWindow);
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GET_USER_FUNC(CreateWindow);
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GET_USER_FUNC(DestroyWindow);
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GET_USER_FUNC(FlashWindowEx);
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GET_USER_FUNC(GetDC);
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GET_USER_FUNC(MsgWaitForMultipleObjectsEx);
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GET_USER_FUNC(ReleaseDC);
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GET_USER_FUNC(ScrollDC);
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GET_USER_FUNC(SetCapture);
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GET_USER_FUNC(SetFocus);
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GET_USER_FUNC(SetLayeredWindowAttributes);
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GET_USER_FUNC(SetParent);
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GET_USER_FUNC(SetWindowRgn);
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GET_USER_FUNC(SetWindowIcon);
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GET_USER_FUNC(SetWindowStyle);
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GET_USER_FUNC(SetWindowText);
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GET_USER_FUNC(ShowWindow);
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GET_USER_FUNC(SysCommand);
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GET_USER_FUNC(UpdateLayeredWindow);
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GET_USER_FUNC(WindowMessage);
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GET_USER_FUNC(WindowPosChanging);
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GET_USER_FUNC(WindowPosChanged);
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GET_USER_FUNC(SystemParametersInfo);
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GET_USER_FUNC(ThreadDetach);
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#undef GET_USER_FUNC
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}
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prev = InterlockedCompareExchangePointer( (void **)&USER_Driver, driver, &lazy_load_driver );
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if (prev != &lazy_load_driver)
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{
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/* another thread beat us to it */
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HeapFree( GetProcessHeap(), 0, driver );
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driver = prev;
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}
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else LdrAddRefDll( 0, graphics_driver );
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__wine_set_display_driver( graphics_driver );
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register_builtin_classes();
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return driver;
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}
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/* unload the graphics driver on process exit */
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void USER_unload_driver(void)
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{
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USER_DRIVER *prev;
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/* make sure we don't try to call the driver after it has been detached */
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prev = InterlockedExchangePointer( (void **)&USER_Driver, &null_driver );
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if (prev != &lazy_load_driver && prev != &null_driver)
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HeapFree( GetProcessHeap(), 0, prev );
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}
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/**********************************************************************
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* Null user driver
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*
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* These are fallbacks for entry points that are not implemented in the real driver.
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*/
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static BOOL CDECL nulldrv_ActivateKeyboardLayout( HKL layout, UINT flags )
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{
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return TRUE;
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}
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static void CDECL nulldrv_Beep(void)
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{
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}
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static UINT CDECL nulldrv_GetKeyboardLayoutList( INT size, HKL *layouts )
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{
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return ~0; /* use default implementation */
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}
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static INT CDECL nulldrv_GetKeyNameText( LONG lparam, LPWSTR buffer, INT size )
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{
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return -1; /* use default implementation */
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}
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static UINT CDECL nulldrv_MapVirtualKeyEx( UINT code, UINT type, HKL layout )
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{
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return -1; /* use default implementation */
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}
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static BOOL CDECL nulldrv_RegisterHotKey( HWND hwnd, UINT modifiers, UINT vk )
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{
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return TRUE;
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}
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static INT CDECL nulldrv_ToUnicodeEx( UINT virt, UINT scan, const BYTE *state, LPWSTR str,
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int size, UINT flags, HKL layout )
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{
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return -2; /* use default implementation */
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}
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static void CDECL nulldrv_UnregisterHotKey( HWND hwnd, UINT modifiers, UINT vk )
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{
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}
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static SHORT CDECL nulldrv_VkKeyScanEx( WCHAR ch, HKL layout )
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{
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return -256; /* use default implementation */
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}
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static void CDECL nulldrv_DestroyCursorIcon( HCURSOR cursor )
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{
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}
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static void CDECL nulldrv_SetCursor( HCURSOR cursor )
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{
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}
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static BOOL CDECL nulldrv_GetCursorPos( LPPOINT pt )
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{
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return TRUE;
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}
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static BOOL CDECL nulldrv_SetCursorPos( INT x, INT y )
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{
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return TRUE;
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}
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static BOOL CDECL nulldrv_ClipCursor( LPCRECT clip )
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{
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return TRUE;
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}
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static void CDECL nulldrv_UpdateClipboard(void)
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{
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}
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static LONG CDECL nulldrv_ChangeDisplaySettingsEx( LPCWSTR name, LPDEVMODEW mode, HWND hwnd,
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DWORD flags, LPVOID lparam )
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{
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return DISP_CHANGE_FAILED;
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}
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static BOOL CDECL nulldrv_EnumDisplaySettingsEx( LPCWSTR name, DWORD num, LPDEVMODEW mode, DWORD flags )
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{
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return FALSE;
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}
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static BOOL CDECL nulldrv_CreateDesktopWindow( HWND hwnd )
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{
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return TRUE;
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}
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static BOOL CDECL nodrv_CreateWindow( HWND hwnd )
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{
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static int warned;
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HWND parent = GetAncestor( hwnd, GA_PARENT );
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/* HWND_MESSAGE windows don't need a graphics driver */
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if (!parent || parent == get_user_thread_info()->msg_window) return TRUE;
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if (warned++) return FALSE;
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ERR_(winediag)( "Application tried to create a window, but no driver could be loaded.\n" );
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if (driver_load_error[0]) ERR_(winediag)( "%s\n", driver_load_error );
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return FALSE;
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}
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static BOOL CDECL nulldrv_CreateWindow( HWND hwnd )
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{
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return TRUE;
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}
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static void CDECL nulldrv_DestroyWindow( HWND hwnd )
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{
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}
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static void CDECL nulldrv_FlashWindowEx( FLASHWINFO *info )
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{
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}
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static void CDECL nulldrv_GetDC( HDC hdc, HWND hwnd, HWND top_win, const RECT *win_rect,
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const RECT *top_rect, DWORD flags )
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{
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}
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static DWORD CDECL nulldrv_MsgWaitForMultipleObjectsEx( DWORD count, const HANDLE *handles, DWORD timeout,
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DWORD mask, DWORD flags )
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{
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if (!count && !timeout) return WAIT_TIMEOUT;
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return WaitForMultipleObjectsEx( count, handles, flags & MWMO_WAITALL,
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timeout, flags & MWMO_ALERTABLE );
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}
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static void CDECL nulldrv_ReleaseDC( HWND hwnd, HDC hdc )
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{
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}
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static BOOL CDECL nulldrv_ScrollDC( HDC hdc, INT dx, INT dy, HRGN update )
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{
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RECT rect;
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GetClipBox( hdc, &rect );
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return BitBlt( hdc, rect.left, rect.top, rect.right - rect.left, rect.bottom - rect.top,
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hdc, rect.left - dx, rect.top - dy, SRCCOPY );
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}
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static void CDECL nulldrv_SetCapture( HWND hwnd, UINT flags )
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{
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}
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static void CDECL nulldrv_SetFocus( HWND hwnd )
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{
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}
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static void CDECL nulldrv_SetLayeredWindowAttributes( HWND hwnd, COLORREF key, BYTE alpha, DWORD flags )
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{
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}
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static void CDECL nulldrv_SetParent( HWND hwnd, HWND parent, HWND old_parent )
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{
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}
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static void CDECL nulldrv_SetWindowRgn( HWND hwnd, HRGN hrgn, BOOL redraw )
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{
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}
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static void CDECL nulldrv_SetWindowIcon( HWND hwnd, UINT type, HICON icon )
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{
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}
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static void CDECL nulldrv_SetWindowStyle( HWND hwnd, INT offset, STYLESTRUCT *style )
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{
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}
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static void CDECL nulldrv_SetWindowText( HWND hwnd, LPCWSTR text )
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{
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}
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static UINT CDECL nulldrv_ShowWindow( HWND hwnd, INT cmd, RECT *rect, UINT swp )
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{
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return ~0; /* use default implementation */
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}
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static LRESULT CDECL nulldrv_SysCommand( HWND hwnd, WPARAM wparam, LPARAM lparam )
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{
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return -1;
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}
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static BOOL CDECL nulldrv_UpdateLayeredWindow( HWND hwnd, const UPDATELAYEREDWINDOWINFO *info,
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const RECT *window_rect )
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{
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return TRUE;
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}
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static LRESULT CDECL nulldrv_WindowMessage( HWND hwnd, UINT msg, WPARAM wparam, LPARAM lparam )
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{
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return 0;
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}
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static BOOL CDECL nulldrv_WindowPosChanging( HWND hwnd, HWND insert_after, UINT swp_flags,
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const RECT *window_rect, const RECT *client_rect,
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RECT *visible_rect, struct window_surface **surface )
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{
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return FALSE;
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}
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static void CDECL nulldrv_WindowPosChanged( HWND hwnd, HWND insert_after, UINT swp_flags,
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const RECT *window_rect, const RECT *client_rect,
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const RECT *visible_rect, const RECT *valid_rects,
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struct window_surface *surface )
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{
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}
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static BOOL CDECL nulldrv_SystemParametersInfo( UINT action, UINT int_param, void *ptr_param, UINT flags )
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{
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return FALSE;
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}
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static void CDECL nulldrv_ThreadDetach( void )
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{
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}
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static USER_DRIVER null_driver =
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{
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/* keyboard functions */
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nulldrv_ActivateKeyboardLayout,
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nulldrv_Beep,
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nulldrv_GetKeyNameText,
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nulldrv_GetKeyboardLayoutList,
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nulldrv_MapVirtualKeyEx,
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nulldrv_RegisterHotKey,
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nulldrv_ToUnicodeEx,
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nulldrv_UnregisterHotKey,
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nulldrv_VkKeyScanEx,
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/* cursor/icon functions */
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nulldrv_DestroyCursorIcon,
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nulldrv_SetCursor,
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nulldrv_GetCursorPos,
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nulldrv_SetCursorPos,
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nulldrv_ClipCursor,
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/* clipboard functions */
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nulldrv_UpdateClipboard,
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/* display modes */
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nulldrv_ChangeDisplaySettingsEx,
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nulldrv_EnumDisplayMonitors,
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nulldrv_EnumDisplaySettingsEx,
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nulldrv_GetMonitorInfo,
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/* windowing functions */
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nulldrv_CreateDesktopWindow,
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nulldrv_CreateWindow,
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nulldrv_DestroyWindow,
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nulldrv_FlashWindowEx,
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nulldrv_GetDC,
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nulldrv_MsgWaitForMultipleObjectsEx,
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nulldrv_ReleaseDC,
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nulldrv_ScrollDC,
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nulldrv_SetCapture,
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nulldrv_SetFocus,
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nulldrv_SetLayeredWindowAttributes,
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nulldrv_SetParent,
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nulldrv_SetWindowRgn,
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nulldrv_SetWindowIcon,
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nulldrv_SetWindowStyle,
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nulldrv_SetWindowText,
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nulldrv_ShowWindow,
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nulldrv_SysCommand,
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nulldrv_UpdateLayeredWindow,
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nulldrv_WindowMessage,
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nulldrv_WindowPosChanging,
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nulldrv_WindowPosChanged,
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/* system parameters */
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nulldrv_SystemParametersInfo,
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/* thread management */
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nulldrv_ThreadDetach
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};
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/**********************************************************************
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* Lazy loading user driver
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*
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* Initial driver used before another driver is loaded.
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* Each entry point simply loads the real driver and chains to it.
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*/
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static BOOL CDECL loaderdrv_ActivateKeyboardLayout( HKL layout, UINT flags )
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{
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return load_driver()->pActivateKeyboardLayout( layout, flags );
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}
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static void CDECL loaderdrv_Beep(void)
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{
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load_driver()->pBeep();
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}
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static INT CDECL loaderdrv_GetKeyNameText( LONG lparam, LPWSTR buffer, INT size )
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{
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return load_driver()->pGetKeyNameText( lparam, buffer, size );
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}
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static UINT CDECL loaderdrv_GetKeyboardLayoutList( INT size, HKL *layouts )
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{
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return load_driver()->pGetKeyboardLayoutList( size, layouts );
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}
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static UINT CDECL loaderdrv_MapVirtualKeyEx( UINT code, UINT type, HKL layout )
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{
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return load_driver()->pMapVirtualKeyEx( code, type, layout );
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}
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static BOOL CDECL loaderdrv_RegisterHotKey( HWND hwnd, UINT modifiers, UINT vk )
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{
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return load_driver()->pRegisterHotKey( hwnd, modifiers, vk );
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}
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static INT CDECL loaderdrv_ToUnicodeEx( UINT virt, UINT scan, const BYTE *state, LPWSTR str,
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int size, UINT flags, HKL layout )
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{
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return load_driver()->pToUnicodeEx( virt, scan, state, str, size, flags, layout );
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}
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static void CDECL loaderdrv_UnregisterHotKey( HWND hwnd, UINT modifiers, UINT vk )
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{
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load_driver()->pUnregisterHotKey( hwnd, modifiers, vk );
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}
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static SHORT CDECL loaderdrv_VkKeyScanEx( WCHAR ch, HKL layout )
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{
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return load_driver()->pVkKeyScanEx( ch, layout );
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}
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static void CDECL loaderdrv_SetCursor( HCURSOR cursor )
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{
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load_driver()->pSetCursor( cursor );
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}
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static BOOL CDECL loaderdrv_GetCursorPos( LPPOINT pt )
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{
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return load_driver()->pGetCursorPos( pt );
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}
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static BOOL CDECL loaderdrv_SetCursorPos( INT x, INT y )
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{
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return load_driver()->pSetCursorPos( x, y );
|
|
}
|
|
|
|
static BOOL CDECL loaderdrv_ClipCursor( LPCRECT clip )
|
|
{
|
|
return load_driver()->pClipCursor( clip );
|
|
}
|
|
|
|
static void CDECL loaderdrv_UpdateClipboard(void)
|
|
{
|
|
load_driver()->pUpdateClipboard();
|
|
}
|
|
|
|
static LONG CDECL loaderdrv_ChangeDisplaySettingsEx( LPCWSTR name, LPDEVMODEW mode, HWND hwnd,
|
|
DWORD flags, LPVOID lparam )
|
|
{
|
|
return load_driver()->pChangeDisplaySettingsEx( name, mode, hwnd, flags, lparam );
|
|
}
|
|
|
|
static BOOL CDECL loaderdrv_EnumDisplayMonitors( HDC hdc, LPRECT rect, MONITORENUMPROC proc, LPARAM lp )
|
|
{
|
|
return load_driver()->pEnumDisplayMonitors( hdc, rect, proc, lp );
|
|
}
|
|
|
|
static BOOL CDECL loaderdrv_EnumDisplaySettingsEx( LPCWSTR name, DWORD num, LPDEVMODEW mode, DWORD flags )
|
|
{
|
|
return load_driver()->pEnumDisplaySettingsEx( name, num, mode, flags );
|
|
}
|
|
|
|
static BOOL CDECL loaderdrv_GetMonitorInfo( HMONITOR handle, LPMONITORINFO info )
|
|
{
|
|
return load_driver()->pGetMonitorInfo( handle, info );
|
|
}
|
|
|
|
static BOOL CDECL loaderdrv_CreateDesktopWindow( HWND hwnd )
|
|
{
|
|
return load_driver()->pCreateDesktopWindow( hwnd );
|
|
}
|
|
|
|
static BOOL CDECL loaderdrv_CreateWindow( HWND hwnd )
|
|
{
|
|
return load_driver()->pCreateWindow( hwnd );
|
|
}
|
|
|
|
static void CDECL loaderdrv_FlashWindowEx( FLASHWINFO *info )
|
|
{
|
|
load_driver()->pFlashWindowEx( info );
|
|
}
|
|
|
|
static void CDECL loaderdrv_GetDC( HDC hdc, HWND hwnd, HWND top_win, const RECT *win_rect,
|
|
const RECT *top_rect, DWORD flags )
|
|
{
|
|
load_driver()->pGetDC( hdc, hwnd, top_win, win_rect, top_rect, flags );
|
|
}
|
|
|
|
static void CDECL loaderdrv_SetLayeredWindowAttributes( HWND hwnd, COLORREF key, BYTE alpha, DWORD flags )
|
|
{
|
|
load_driver()->pSetLayeredWindowAttributes( hwnd, key, alpha, flags );
|
|
}
|
|
|
|
static void CDECL loaderdrv_SetWindowRgn( HWND hwnd, HRGN hrgn, BOOL redraw )
|
|
{
|
|
load_driver()->pSetWindowRgn( hwnd, hrgn, redraw );
|
|
}
|
|
|
|
static BOOL CDECL loaderdrv_UpdateLayeredWindow( HWND hwnd, const UPDATELAYEREDWINDOWINFO *info,
|
|
const RECT *window_rect )
|
|
{
|
|
return load_driver()->pUpdateLayeredWindow( hwnd, info, window_rect );
|
|
}
|
|
|
|
static USER_DRIVER lazy_load_driver =
|
|
{
|
|
/* keyboard functions */
|
|
loaderdrv_ActivateKeyboardLayout,
|
|
loaderdrv_Beep,
|
|
loaderdrv_GetKeyNameText,
|
|
loaderdrv_GetKeyboardLayoutList,
|
|
loaderdrv_MapVirtualKeyEx,
|
|
loaderdrv_RegisterHotKey,
|
|
loaderdrv_ToUnicodeEx,
|
|
loaderdrv_UnregisterHotKey,
|
|
loaderdrv_VkKeyScanEx,
|
|
/* cursor/icon functions */
|
|
nulldrv_DestroyCursorIcon,
|
|
loaderdrv_SetCursor,
|
|
loaderdrv_GetCursorPos,
|
|
loaderdrv_SetCursorPos,
|
|
loaderdrv_ClipCursor,
|
|
/* clipboard functions */
|
|
loaderdrv_UpdateClipboard,
|
|
/* display modes */
|
|
loaderdrv_ChangeDisplaySettingsEx,
|
|
loaderdrv_EnumDisplayMonitors,
|
|
loaderdrv_EnumDisplaySettingsEx,
|
|
loaderdrv_GetMonitorInfo,
|
|
/* windowing functions */
|
|
loaderdrv_CreateDesktopWindow,
|
|
loaderdrv_CreateWindow,
|
|
nulldrv_DestroyWindow,
|
|
loaderdrv_FlashWindowEx,
|
|
loaderdrv_GetDC,
|
|
nulldrv_MsgWaitForMultipleObjectsEx,
|
|
nulldrv_ReleaseDC,
|
|
nulldrv_ScrollDC,
|
|
nulldrv_SetCapture,
|
|
nulldrv_SetFocus,
|
|
loaderdrv_SetLayeredWindowAttributes,
|
|
nulldrv_SetParent,
|
|
loaderdrv_SetWindowRgn,
|
|
nulldrv_SetWindowIcon,
|
|
nulldrv_SetWindowStyle,
|
|
nulldrv_SetWindowText,
|
|
nulldrv_ShowWindow,
|
|
nulldrv_SysCommand,
|
|
loaderdrv_UpdateLayeredWindow,
|
|
nulldrv_WindowMessage,
|
|
nulldrv_WindowPosChanging,
|
|
nulldrv_WindowPosChanged,
|
|
/* system parameters */
|
|
nulldrv_SystemParametersInfo,
|
|
/* thread management */
|
|
nulldrv_ThreadDetach
|
|
};
|