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![Michael Stefaniuc](/assets/img/avatar_default.png)
Signed-off-by: Michael Stefaniuc <mstefani@winehq.org> Signed-off-by: Alexandre Julliard <julliard@winehq.org>
176 lines
5.9 KiB
C
176 lines
5.9 KiB
C
/*
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* WinTab32 library
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*
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* Copyright 2003 CodeWeavers, Aric Stewart
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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 "windef.h"
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#include "winbase.h"
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#include "winreg.h"
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#include "wingdi.h"
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#include "winuser.h"
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#include "winerror.h"
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#define NOFIX32
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#include "wintab.h"
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#include "wintab_internal.h"
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#include "wine/debug.h"
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WINE_DEFAULT_DEBUG_CHANNEL(wintab32);
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HWND hwndDefault = NULL;
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static CRITICAL_SECTION_DEBUG csTablet_debug =
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{
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0, 0, &csTablet,
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{ &csTablet_debug.ProcessLocksList, &csTablet_debug.ProcessLocksList },
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0, 0, { (DWORD_PTR)(__FILE__ ": csTablet") }
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};
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CRITICAL_SECTION csTablet = { &csTablet_debug, -1, 0, 0, 0, 0 };
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int (CDECL *pLoadTabletInfo)(HWND hwnddefault) = NULL;
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int (CDECL *pGetCurrentPacket)(LPWTPACKET packet) = NULL;
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int (CDECL *pAttachEventQueueToTablet)(HWND hOwner) = NULL;
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UINT (CDECL *pWTInfoW)(UINT wCategory, UINT nIndex, LPVOID lpOutput) = NULL;
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static LRESULT WINAPI TABLET_WindowProc(HWND hwnd, UINT uMsg, WPARAM wParam,
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LPARAM lParam);
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static VOID TABLET_Register(void)
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{
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WNDCLASSW wndClass;
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ZeroMemory(&wndClass, sizeof(WNDCLASSW));
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wndClass.style = CS_GLOBALCLASS;
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wndClass.lpfnWndProc = TABLET_WindowProc;
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wndClass.cbClsExtra = 0;
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wndClass.cbWndExtra = 0;
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wndClass.hCursor = NULL;
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wndClass.hbrBackground = (HBRUSH)(COLOR_WINDOW +1);
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wndClass.lpszClassName = L"WineTabletClass";
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RegisterClassW(&wndClass);
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}
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static VOID TABLET_Unregister(void)
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{
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UnregisterClassW(L"WineTabletClass", NULL);
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}
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static HMODULE load_graphics_driver(void)
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{
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static const WCHAR key_pathW[] = L"System\\CurrentControlSet\\Control\\Video\\{";
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static const WCHAR displayW[] = L"}\\0000";
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HMODULE ret = 0;
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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(key_pathW) + ARRAY_SIZE(displayW) + 40];
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UINT guid_atom = HandleToULong( GetPropW( GetDesktopWindow(), L"__wine_display_device_guid" ));
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if (!guid_atom) return 0;
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memcpy( key, key_pathW, sizeof(key_pathW) );
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if (!GlobalGetAtomNameW( guid_atom, key + lstrlenW(key), 40 )) return 0;
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lstrcatW( key, displayW );
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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 )) ret = LoadLibraryW( path );
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RegCloseKey( hkey );
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TRACE( "%s %p\n", debugstr_w(path), ret );
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return ret;
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}
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BOOL WINAPI DllMain(HINSTANCE hInstDLL, DWORD fdwReason, LPVOID lpReserved)
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{
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TRACE("%p, %x, %p\n",hInstDLL,fdwReason,lpReserved);
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switch (fdwReason)
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{
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case DLL_PROCESS_ATTACH:
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TRACE("Initialization\n");
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DisableThreadLibraryCalls(hInstDLL);
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TABLET_Register();
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hwndDefault = CreateWindowW(L"WineTabletClass", L"Tablet",
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WS_POPUPWINDOW,0,0,0,0,0,0,hInstDLL,0);
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if (hwndDefault)
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{
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HMODULE module = load_graphics_driver();
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pLoadTabletInfo = (void *)GetProcAddress(module, "LoadTabletInfo");
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pAttachEventQueueToTablet = (void *)GetProcAddress(module, "AttachEventQueueToTablet");
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pGetCurrentPacket = (void *)GetProcAddress(module, "GetCurrentPacket");
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pWTInfoW = (void *)GetProcAddress(module, "WTInfoW");
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}
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else
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return FALSE;
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break;
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case DLL_PROCESS_DETACH:
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if (lpReserved) break;
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TRACE("Detaching\n");
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if (hwndDefault) DestroyWindow(hwndDefault);
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TABLET_Unregister();
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DeleteCriticalSection(&csTablet);
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break;
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}
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return TRUE;
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}
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/*
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* The window proc for the default TABLET window
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*/
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static LRESULT WINAPI TABLET_WindowProc(HWND hwnd, UINT uMsg, WPARAM wParam,
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LPARAM lParam)
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{
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TRACE("Incoming Message 0x%x (0x%08x, 0x%08x)\n", uMsg, (UINT)wParam,
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(UINT)lParam);
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switch(uMsg)
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{
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case WM_NCCREATE:
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return TRUE;
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case WT_PACKET:
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{
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WTPACKET packet;
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LPOPENCONTEXT handler;
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if (pGetCurrentPacket)
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{
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pGetCurrentPacket(&packet);
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handler = AddPacketToContextQueue(&packet,(HWND)lParam);
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if (handler && handler->context.lcOptions & CXO_MESSAGES)
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TABLET_PostTabletMessage(handler, _WT_PACKET(handler->context.lcMsgBase),
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(WPARAM)packet.pkSerialNumber,
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(LPARAM)handler->handle, FALSE);
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}
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break;
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}
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case WT_PROXIMITY:
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{
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WTPACKET packet;
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LPOPENCONTEXT handler;
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if (pGetCurrentPacket)
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{
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pGetCurrentPacket(&packet);
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handler = AddPacketToContextQueue(&packet,(HWND)wParam);
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if (handler)
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TABLET_PostTabletMessage(handler, WT_PROXIMITY,
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(WPARAM)handler->handle, lParam, TRUE);
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}
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break;
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}
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}
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return 0;
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}
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