/* * WinTab32 library * * Copyright 2003 CodeWeavers, Aric Stewart * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ #include <stdarg.h> #include "windef.h" #include "winbase.h" #include "wingdi.h" #include "winuser.h" #include "winerror.h" #include "wintab.h" #include "wintab_internal.h" #include "wine/debug.h" WINE_DEFAULT_DEBUG_CHANNEL(wintab32); HWND hwndDefault = NULL; static const WCHAR WC_TABLETCLASSNAME[] = {'W','i','n','e','T','a','b','l','e','t','C','l','a','s','s',0}; CRITICAL_SECTION csTablet; int (*pLoadTabletInfo)(HWND hwnddefault) = NULL; int (*pGetCurrentPacket)(LPWTPACKET packet) = NULL; int (*pAttachEventQueueToTablet)(HWND hOwner) = NULL; UINT (*pWTInfoA)(UINT wCategory, UINT nIndex, LPVOID lpOutput) = NULL; static LRESULT WINAPI TABLET_WindowProc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam); static VOID TABLET_Register() { WNDCLASSW wndClass; ZeroMemory(&wndClass, sizeof(WNDCLASSW)); wndClass.style = CS_GLOBALCLASS; wndClass.lpfnWndProc = TABLET_WindowProc; wndClass.cbClsExtra = 0; wndClass.cbWndExtra = 0; wndClass.hCursor = (HCURSOR)NULL; wndClass.hbrBackground = (HBRUSH)(COLOR_WINDOW +1); wndClass.lpszClassName = WC_TABLETCLASSNAME; RegisterClassW(&wndClass); } static VOID TABLET_Unregister() { UnregisterClassW(WC_TABLETCLASSNAME, (HINSTANCE)NULL); } BOOL WINAPI DllMain(HINSTANCE hInstDLL, DWORD fdwReason, LPVOID lpReserved) { static const WCHAR name[] = {'T','a','b','l','e','t',0}; HMODULE hx11drv; TRACE("%p, %lx, %p\n",hInstDLL,fdwReason,lpReserved); switch (fdwReason) { case DLL_PROCESS_ATTACH: TRACE("Initialization\n"); InitializeCriticalSection(&csTablet); hx11drv = GetModuleHandleA("x11drv.dll"); if (hx11drv) { pLoadTabletInfo = (void *)GetProcAddress(hx11drv, "LoadTabletInfo"); pAttachEventQueueToTablet = (void *)GetProcAddress(hx11drv, "AttachEventQueueToTablet"); pGetCurrentPacket = (void *)GetProcAddress(hx11drv, "GetCurrentPacket"); pWTInfoA = (void *)GetProcAddress(hx11drv, "WTInfoA"); TABLET_Register(); hwndDefault = CreateWindowW(WC_TABLETCLASSNAME, name, WS_POPUPWINDOW,0,0,0,0,0,0,hInstDLL,0); } else return FALSE; break; case DLL_PROCESS_DETACH: TRACE("Detaching\n"); if (hwndDefault) { DestroyWindow(hwndDefault); hwndDefault = 0; } TABLET_Unregister(); DeleteCriticalSection(&csTablet); break; } return TRUE; } /* * The window proc for the default TABLET window */ static LRESULT WINAPI TABLET_WindowProc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam) { TRACE("Incoming Message 0x%x (0x%08x, 0x%08x)\n", uMsg, (UINT)wParam, (UINT)lParam); switch(uMsg) { case WM_NCCREATE: return TRUE; case WT_PACKET: { WTPACKET packet; LPOPENCONTEXT handler; pGetCurrentPacket(&packet); handler = AddPacketToContextQueue(&packet,(HWND)lParam); if (handler) TABLET_PostTabletMessage(handler, WT_PACKET, (WPARAM)packet.pkSerialNumber, (LPARAM)handler->handle, FALSE); break; } case WT_PROXIMITY: { LPOPENCONTEXT handler; LPARAM prox; handler = FindOpenContext((HWND)lParam); if (handler) { prox = MAKELPARAM( wParam, 1 ); TABLET_PostTabletMessage(handler, WT_PROXIMITY, (WPARAM)handler->handle, (LPARAM)prox, TRUE); } break; } } return 0; }