149 lines
4.7 KiB
C
149 lines
4.7 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 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 "wingdi.h"
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#include "winuser.h"
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#include "winerror.h"
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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 const WCHAR
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WC_TABLETCLASSNAME[] = {'W','i','n','e','T','a','b','l','e','t','C','l','a','s','s',0};
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CRITICAL_SECTION csTablet;
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int (*pLoadTabletInfo)(HWND hwnddefault) = NULL;
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int (*pGetCurrentPacket)(LPWTPACKET packet) = NULL;
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int (*pAttachEventQueueToTablet)(HWND hOwner) = NULL;
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UINT (*pWTInfoA)(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()
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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 = WC_TABLETCLASSNAME;
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RegisterClassW(&wndClass);
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}
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static VOID TABLET_Unregister()
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{
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UnregisterClassW(WC_TABLETCLASSNAME, NULL);
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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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static const WCHAR name[] = {'T','a','b','l','e','t',0};
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HMODULE hx11drv;
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TRACE("%p, %lx, %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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InitializeCriticalSection(&csTablet);
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hx11drv = GetModuleHandleA("x11drv.dll");
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if (hx11drv)
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{
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pLoadTabletInfo = (void *)GetProcAddress(hx11drv, "LoadTabletInfo");
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pAttachEventQueueToTablet = (void *)GetProcAddress(hx11drv, "AttachEventQueueToTablet");
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pGetCurrentPacket = (void *)GetProcAddress(hx11drv, "GetCurrentPacket");
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pWTInfoA = (void *)GetProcAddress(hx11drv, "WTInfoA");
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TABLET_Register();
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hwndDefault = CreateWindowW(WC_TABLETCLASSNAME, name,
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WS_POPUPWINDOW,0,0,0,0,0,0,hInstDLL,0);
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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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TRACE("Detaching\n");
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if (hwndDefault)
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{
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DestroyWindow(hwndDefault);
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hwndDefault = 0;
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}
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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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pGetCurrentPacket(&packet);
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handler = AddPacketToContextQueue(&packet,(HWND)lParam);
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if (handler)
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TABLET_PostTabletMessage(handler, WT_PACKET,
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(WPARAM)packet.pkSerialNumber,
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(LPARAM)handler->handle, FALSE);
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break;
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}
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case WT_PROXIMITY:
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{
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LPOPENCONTEXT handler;
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LPARAM prox;
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handler = FindOpenContext((HWND)lParam);
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if (handler)
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{
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prox = MAKELPARAM( wParam, 1 );
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TABLET_PostTabletMessage(handler, WT_PROXIMITY,
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(WPARAM)handler->handle, (LPARAM)prox,
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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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