dlls/winex11.drv/dllmain.c

   1 /*
   2  * winex11.drv entry points
   3  *
   4  * Copyright 2022 Jacek Caban for CodeWeavers
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  19  */
  20
  21 #include "x11drv_dll.h"
  22 #include "wine/debug.h"
  23
  24
  25 HMODULE x11drv_module = 0;
  26
  27
  28 typedef NTSTATUS (*callback_func)( UINT arg );
  29 static const callback_func callback_funcs[] =
  30 {
  31     x11drv_dnd_drop_event,
  32     x11drv_dnd_leave_event,
  33 };
  34
  35 C_ASSERT( ARRAYSIZE(callback_funcs) == client_funcs_count );
  36
  37 static NTSTATUS WINAPI x11drv_callback( void *arg, ULONG size )
  38 {
  39     struct client_callback_params *params = arg;
  40     return callback_funcs[params->id]( params->arg );
  41 }
  42
  43 typedef NTSTATUS (WINAPI *kernel_callback)( void *params, ULONG size );
  44 static const kernel_callback kernel_callbacks[] =
  45 {
  46     x11drv_callback,
  47     x11drv_dnd_enter_event,
  48     x11drv_dnd_position_event,
  49     x11drv_dnd_post_drop,
  50     x11drv_systray_change_owner,
  51 };
  52
  53 C_ASSERT( NtUserDriverCallbackFirst + ARRAYSIZE(kernel_callbacks) == client_func_last );
  54
  55
  56 BOOL WINAPI DllMain( HINSTANCE instance, DWORD reason, void *reserved )
  57 {
  58     void **callback_table;
  59     struct init_params params =
  60     {
  61         foreign_window_proc,
  62         &show_systray,
  63     };
  64
  65     if (reason != DLL_PROCESS_ATTACH) return TRUE;
  66
  67     DisableThreadLibraryCalls( instance );
  68     x11drv_module = instance;
  69     if (__wine_init_unix_call()) return FALSE;
  70     if (X11DRV_CALL( init, &params )) return FALSE;
  71
  72     callback_table = NtCurrentTeb()->Peb->KernelCallbackTable;
  73     memcpy( callback_table + NtUserDriverCallbackFirst, kernel_callbacks, sizeof(kernel_callbacks) );
  74     return TRUE;
  75 }
  76
  77 /***********************************************************************
  78  *           AttachEventQueueToTablet (winex11.@)
  79  */
  80 int CDECL X11DRV_AttachEventQueueToTablet( HWND owner )
  81 {
  82     return X11DRV_CALL( tablet_attach_queue, owner );
  83 }
  84
  85 /***********************************************************************
  86  *           GetCurrentPacket (winex11.@)
  87  */
  88 int CDECL X11DRV_GetCurrentPacket( void *packet )
  89 {
  90     return X11DRV_CALL( tablet_get_packet, packet );
  91 }
  92
  93 /***********************************************************************
  94  *           LoadTabletInfo (winex11.@)
  95  */
  96 BOOL CDECL X11DRV_LoadTabletInfo( HWND hwnd )
  97 {
  98     return X11DRV_CALL( tablet_load_info, hwnd );
  99 }
 100
 101 /***********************************************************************
 102  *          WTInfoW (winex11.@)
 103  */
 104 UINT CDECL X11DRV_WTInfoW( UINT category, UINT index, void *output )
 105 {
 106     struct tablet_info_params params;
 107     params.category = category;
 108     params.index = index;
 109     params.output = output;
 110     return X11DRV_CALL( tablet_info, &params );
 111 }