programs/winecfg/libraries.c

   1 /*
   2  * WineCfg libraries tabsheet
   3  *
   4  * Copyright 2004 Robert van Herk
   5  * Copyright 2004 Mike Hearn
   6  *
   7  * This library is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU Lesser General Public
   9  * License as published by the Free Software Foundation; either
  10  * version 2.1 of the License, or (at your option) any later version.
  11  *
  12  * This library is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15  * Lesser General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU Lesser General Public
  18  * License along with this library; if not, write to the Free Software
  19  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  20  *
  21  */
  22
  23 #include "config.h"
  24 #include "wine/port.h"
  25
  26 #define WIN32_LEAN_AND_MEAN
  27 #include <windows.h>
  28 #include <commdlg.h>
  29 #include <wine/library.h>
  30 #include <wine/debug.h>
  31 #include <stdio.h>
  32 #include <dirent.h>
  33 #include <assert.h>
  34 #include <stdlib.h>
  35 #ifdef HAVE_SYS_STAT_H
  36 #include <sys/stat.h>
  37 #endif
  38 #ifdef HAVE_UNISTD_H
  39 #include <unistd.h>
  40 #endif
  41
  42 #include "winecfg.h"
  43 #include "resource.h"
  44
  45 WINE_DEFAULT_DEBUG_CHANNEL(winecfg);
  46
  47 /* dlls that shouldn't be configured anything other than builtin; list must be sorted*/
  48 static const char * const builtin_only[] =
  49 {
  50     "advapi32",
  51     "capi2032",
  52     "dbghelp",
  53     "ddraw",
  54     "gdi32",
  55     "glu32",
  56     "gphoto2.ds",
  57     "icmp",
  58     "iphlpapi",
  59     "kernel32",
  60     "mountmgr.sys",
  61     "mswsock",
  62     "ntdll",
  63     "ntoskrnl.exe",
  64     "opengl32",
  65     "sane.ds",
  66     "twain_32",
  67     "unicows",
  68     "user32",
  69     "vdmdbg",
  70     "w32skrnl",
  71     "wined3d",
  72     "winedos",
  73     "winemp3.acm",
  74     "wineps",
  75     "winmm",
  76     "wintab32",
  77     "wnaspi32",
  78     "wow32",
  79     "ws2_32",
  80     "wsock32",
  81 };
  82
  83 enum dllmode
  84 {
  85         BUILTIN_NATIVE,
  86         NATIVE_BUILTIN,
  87         BUILTIN,
  88         NATIVE,
  89         DISABLE,
  90         UNKNOWN /* Special value indicating an erroneous DLL override mode */
  91 };
  92
  93 struct dll
  94 {
  95         char *name;
  96         enum dllmode mode;
  97 };
  98
  99 static const WCHAR emptyW[1];
 100
 101 /* Convert a registry string to a dllmode */
 102 static enum dllmode string_to_mode(char *in)
 103 {
 104     int i, j, len;
 105     char *out;
 106     enum dllmode res;
 107
 108     len = strlen(in);
 109     out = HeapAlloc(GetProcessHeap(), 0, len);
 110
 111     /* remove the spaces */
 112     for (i = j = 0; i <= len; ++i) {
 113         if (in[i] != ' ') {
 114             out[j++] = in[i];
 115         }
 116     }
 117
 118     /* parse the string */
 119     res = UNKNOWN;
 120     if (strcmp(out, "builtin,native") == 0) res = BUILTIN_NATIVE;
 121     if (strcmp(out, "native,builtin") == 0) res = NATIVE_BUILTIN;
 122     if (strcmp(out, "builtin") == 0) res = BUILTIN;
 123     if (strcmp(out, "native") == 0) res = NATIVE;
 124     if (strcmp(out, "") == 0) res = DISABLE;
 125
 126     HeapFree(GetProcessHeap(), 0, out);
 127     return res;
 128 }
 129
 130 /* Convert a dllmode to a registry string. */
 131 static const char* mode_to_string(enum dllmode mode)
 132 {
 133     switch( mode )
 134     {
 135         case NATIVE: return "native";
 136         case BUILTIN: return "builtin";
 137         case NATIVE_BUILTIN: return "native,builtin";
 138         case BUILTIN_NATIVE: return "builtin,native";
 139         case DISABLE: return "";
 140         default: return "";
 141     }
 142 }
 143
 144 /* Convert a dllmode to a pretty string for display. TODO: use translations. */
 145 static const char* mode_to_label(enum dllmode mode)
 146 {
 147     static char buffer[256];
 148     UINT id = 0;
 149
 150     switch( mode )
 151     {
 152     case NATIVE: id = IDS_DLL_NATIVE; break;
 153     case BUILTIN: id = IDS_DLL_BUILTIN; break;
 154     case NATIVE_BUILTIN: id = IDS_DLL_NATIVE_BUILTIN; break;
 155     case BUILTIN_NATIVE: id = IDS_DLL_BUILTIN_NATIVE; break;
 156     case DISABLE: id = IDS_DLL_DISABLED; break;
 157     default: return "??";
 158     }
 159     if (!LoadStringA( GetModuleHandleA(NULL), id, buffer, sizeof(buffer) )) buffer[0] = 0;
 160     return buffer;
 161 }
 162
 163 /* Convert a control id (IDC_ constant) to a dllmode */
 164 static enum dllmode id_to_mode(DWORD id)
 165 {
 166     switch( id )
 167     {
 168         case IDC_RAD_BUILTIN: return BUILTIN;
 169         case IDC_RAD_NATIVE: return NATIVE;
 170         case IDC_RAD_NATIVE_BUILTIN: return NATIVE_BUILTIN;
 171         case IDC_RAD_BUILTIN_NATIVE: return BUILTIN_NATIVE;
 172         case IDC_RAD_DISABLE: return DISABLE;
 173         default: assert( FALSE ); return 0; /* should not be reached  */
 174     }
 175 }
 176
 177 /* Convert a dllmode to a control id (IDC_ constant) */
 178 static DWORD mode_to_id(enum dllmode mode)
 179 {
 180     switch( mode )
 181     {
 182         case BUILTIN: return IDC_RAD_BUILTIN;
 183         case NATIVE: return IDC_RAD_NATIVE;
 184         case NATIVE_BUILTIN: return IDC_RAD_NATIVE_BUILTIN;
 185         case BUILTIN_NATIVE: return IDC_RAD_BUILTIN_NATIVE;
 186         case DISABLE: return IDC_RAD_DISABLE;
 187         default: return IDC_RAD_BUILTIN_NATIVE;
 188     }
 189 }
 190
 191 /* helper for is_builtin_only */
 192 static int compare_dll( const void *ptr1, const void *ptr2 )
 193 {
 194     const char * const *name1 = ptr1;
 195     const char * const *name2 = ptr2;
 196     return strcmp( *name1, *name2 );
 197 }
 198
 199 /* check if dll is recommended as builtin only */
 200 static inline BOOL is_builtin_only( const char *name )
 201 {
 202     const char *ext = strrchr( name, '.' );
 203
 204     if (ext)
 205     {
 206         if (!strcmp( ext, ".vxd" ) ||
 207             !strcmp( ext, ".drv" ) ||
 208             !strcmp( ext, ".tlb" ))
 209             return TRUE;
 210     }
 211     return bsearch( &name, builtin_only, sizeof(builtin_only)/sizeof(builtin_only[0]),
 212                     sizeof(builtin_only[0]), compare_dll ) != NULL;
 213 }
 214
 215 /* check if dll should be offered in the drop-down list */
 216 static BOOL show_dll_in_list( const char *name )
 217 {
 218     const char *ext = strrchr( name, '.' );
 219
 220     if (ext)
 221     {
 222         /* skip 16-bit dlls */
 223         if (strlen(ext) > 2 && !strcmp( ext + strlen(ext) - 2, "16" )) return FALSE;
 224         /* skip exes */
 225         if (!strcmp( ext, ".exe" )) return FALSE;
 226     }
 227     /* skip dlls that should always be builtin */
 228     return !is_builtin_only( name );
 229 }
 230
 231 static void set_controls_from_selection(HWND dialog)
 232 {
 233     /* FIXME: display/update some information about the selected dll (purpose, recommended load order) maybe? */
 234 }
 235
 236 static void clear_settings(HWND dialog)
 237 {
 238     int count = SendDlgItemMessageW(dialog, IDC_DLLS_LIST, LB_GETCOUNT, 0, 0);
 239     int i;
 240
 241     WINE_TRACE("count=%d\n", count);
 242
 243     for (i = 0; i < count; i++)
 244     {
 245         struct dll *dll = (struct dll *) SendDlgItemMessageW(dialog, IDC_DLLS_LIST, LB_GETITEMDATA, 0, 0);
 246
 247         SendDlgItemMessageW(dialog, IDC_DLLS_LIST, LB_DELETESTRING, 0, 0);
 248         HeapFree(GetProcessHeap(), 0, dll->name);
 249         HeapFree(GetProcessHeap(), 0, dll);
 250     }
 251 }
 252
 253 /* load the list of available libraries from a given dir */
 254 static void load_library_list_from_dir( HWND dialog, const char *dir_path, int check_subdirs )
 255 {
 256     char *buffer = NULL, name[256];
 257     struct dirent *de;
 258     DIR *dir = opendir( dir_path );
 259
 260     if (!dir) return;
 261
 262     if (check_subdirs)
 263         buffer = HeapAlloc( GetProcessHeap(), 0, strlen(dir_path) + 2 * sizeof(name) + 10 );
 264
 265     while ((de = readdir( dir )))
 266     {
 267         size_t len = strlen(de->d_name);
 268         if (len > sizeof(name)) continue;
 269         if (len > 3 && !strcmp( de->d_name + len - 3, ".so"))
 270         {
 271             len -= 3;
 272             if (len > 4 && !strcmp( de->d_name + len - 4, ".dll.so")) len -= 4;
 273             memcpy( name, de->d_name, len );
 274             name[len] = 0;
 275             if (!show_dll_in_list( name )) continue;
 276             SendDlgItemMessageA( dialog, IDC_DLLCOMBO, CB_ADDSTRING, 0, (LPARAM)name );
 277         }
 278         else if (check_subdirs)
 279         {
 280             struct stat st;
 281             if (!show_dll_in_list( de->d_name )) continue;
 282             sprintf( buffer, "%s/%s/%s.dll.so", dir_path, de->d_name, de->d_name );
 283             if (!stat( buffer, &st ))
 284             {
 285                 SendDlgItemMessageA( dialog, IDC_DLLCOMBO, CB_ADDSTRING, 0, (LPARAM)de->d_name );
 286                 continue;
 287             }
 288             sprintf( buffer, "%s/%s/%s.so", dir_path, de->d_name, de->d_name );
 289             if (!stat( buffer, &st ))
 290             {
 291                 SendDlgItemMessageA( dialog, IDC_DLLCOMBO, CB_ADDSTRING, 0, (LPARAM)de->d_name );
 292                 continue;
 293             }
 294         }
 295     }
 296     closedir( dir );
 297     HeapFree( GetProcessHeap(), 0, buffer );
 298 }
 299
 300 /* load the list of available libraries */
 301 static void load_library_list( HWND dialog )
 302 {
 303     unsigned int i = 0;
 304     const char *path, *build_dir = wine_get_build_dir();
 305     char item1[256], item2[256];
 306     HCURSOR old_cursor = SetCursor( LoadCursorW(0, (LPWSTR)IDC_WAIT) );
 307
 308     if (build_dir)
 309     {
 310         char *dir = HeapAlloc( GetProcessHeap(), 0, strlen(build_dir) + sizeof("/dlls") );
 311         strcpy( dir, build_dir );
 312         strcat( dir, "/dlls" );
 313         load_library_list_from_dir( dialog, dir, TRUE );
 314         HeapFree( GetProcessHeap(), 0, dir );
 315     }
 316
 317     while ((path = wine_dll_enum_load_path( i++ )))
 318         load_library_list_from_dir( dialog, path, FALSE );
 319
 320     /* get rid of duplicate entries */
 321
 322     SendDlgItemMessageA( dialog, IDC_DLLCOMBO, CB_GETLBTEXT, 0, (LPARAM)item1 );
 323     i = 1;
 324     while (SendDlgItemMessageA( dialog, IDC_DLLCOMBO, CB_GETLBTEXT, i, (LPARAM)item2 ) >= 0)
 325     {
 326         if (!strcmp( item1, item2 ))
 327         {
 328             SendDlgItemMessageA( dialog, IDC_DLLCOMBO, CB_DELETESTRING, i, 0 );
 329         }
 330         else
 331         {
 332             strcpy( item1, item2 );
 333             i++;
 334         }
 335     }
 336     SetCursor( old_cursor );
 337 }
 338
 339 static void load_library_settings(HWND dialog)
 340 {
 341     char **overrides = enumerate_values(config_key, keypath("DllOverrides"));
 342     char **p;
 343     int sel, count = 0;
 344
 345     sel = SendDlgItemMessageW(dialog, IDC_DLLS_LIST, LB_GETCURSEL, 0, 0);
 346
 347     WINE_TRACE("sel=%d\n", sel);
 348
 349     clear_settings(dialog);
 350
 351     if (!overrides || *overrides == NULL)
 352     {
 353         set_controls_from_selection(dialog);
 354         disable(IDC_DLLS_EDITDLL);
 355         disable(IDC_DLLS_REMOVEDLL);
 356         HeapFree(GetProcessHeap(), 0, overrides);
 357         return;
 358     }
 359
 360     enable(IDC_DLLS_EDITDLL);
 361     enable(IDC_DLLS_REMOVEDLL);
 362
 363     for (p = overrides; *p != NULL; p++)
 364     {
 365         int index;
 366         char *str, *value;
 367         const char *label;
 368         struct dll *dll;
 369
 370         value = get_reg_key(config_key, keypath("DllOverrides"), *p, NULL);
 371
 372         label = mode_to_label(string_to_mode(value));
 373
 374         str = HeapAlloc(GetProcessHeap(), 0, strlen(*p) + 2 + strlen(label) + 2);
 375         strcpy(str, *p);
 376         strcat(str, " (");
 377         strcat(str, label);
 378         strcat(str, ")");
 379
 380         dll = HeapAlloc(GetProcessHeap(), 0, sizeof(struct dll));
 381         dll->name = *p;
 382         dll->mode = string_to_mode(value);
 383
 384         index = SendDlgItemMessageA(dialog, IDC_DLLS_LIST, LB_ADDSTRING, (WPARAM) -1, (LPARAM) str);
 385         SendDlgItemMessageW(dialog, IDC_DLLS_LIST, LB_SETITEMDATA, index, (LPARAM) dll);
 386
 387         HeapFree(GetProcessHeap(), 0, str);
 388
 389         count++;
 390     }
 391
 392     HeapFree(GetProcessHeap(), 0, overrides);
 393
 394     /* restore the previous selection, if possible  */
 395     if (sel >= count - 1) sel = count - 1;
 396     else if (sel == -1) sel = 0;
 397
 398     SendDlgItemMessageW(dialog, IDC_DLLS_LIST, LB_SETCURSEL, sel, 0);
 399
 400     set_controls_from_selection(dialog);
 401 }
 402
 403 /* Called when the application is initialized (cannot reinit!)  */
 404 static void init_libsheet(HWND dialog)
 405 {
 406     /* clear the add dll controls  */
 407     SendDlgItemMessageW(dialog, IDC_DLLCOMBO, WM_SETTEXT, 1, (LPARAM)emptyW);
 408     load_library_list( dialog );
 409     disable(IDC_DLLS_ADDDLL);
 410 }
 411
 412 static void on_add_combo_change(HWND dialog)
 413 {
 414     WCHAR buffer[1024];
 415     int sel, len;
 416
 417     SendDlgItemMessageW(dialog, IDC_DLLCOMBO, WM_GETTEXT, sizeof(buffer)/sizeof(WCHAR), (LPARAM) buffer);
 418     /* if lib was chosen from combobox, we receive an empty buffer, check manually */
 419     sel=SendDlgItemMessageW(dialog, IDC_DLLCOMBO, CB_GETCURSEL, 0, 0);
 420     len=SendDlgItemMessageW(dialog, IDC_DLLCOMBO, CB_GETLBTEXTLEN, sel, 0);
 421
 422     if (buffer[0] || len>0)
 423     {
 424         enable(IDC_DLLS_ADDDLL)
 425         SendMessageW(GetParent(dialog), DM_SETDEFID, IDC_DLLS_ADDDLL, 0);
 426     }
 427     else
 428     {
 429         disable(IDC_DLLS_ADDDLL);
 430         SendMessageW(GetParent(dialog), DM_SETDEFID, IDOK, 0);
 431     }
 432 }
 433
 434 static void set_dllmode(HWND dialog, DWORD id)
 435 {
 436     enum dllmode mode;
 437     struct dll *dll;
 438     int sel;
 439     const char *str;
 440
 441     mode = id_to_mode(id);
 442
 443     sel = SendDlgItemMessageW(dialog, IDC_DLLS_LIST, LB_GETCURSEL, 0, 0);
 444     if (sel == -1) return;
 445
 446     dll = (struct dll *) SendDlgItemMessageW(dialog, IDC_DLLS_LIST, LB_GETITEMDATA, sel, 0);
 447
 448     str = mode_to_string(mode);
 449     WINE_TRACE("Setting %s to %s\n", dll->name, str);
 450
 451     SendMessageW(GetParent(dialog), PSM_CHANGED, 0, 0);
 452     set_reg_key(config_key, keypath("DllOverrides"), dll->name, str);
 453
 454     load_library_settings(dialog);  /* ... and refresh  */
 455 }
 456
 457 static void on_add_click(HWND dialog)
 458 {
 459     static const char dotDll[] = ".dll";
 460     char buffer[1024], *ptr;
 461
 462     ZeroMemory(buffer, sizeof(buffer));
 463
 464     SendDlgItemMessageA(dialog, IDC_DLLCOMBO, WM_GETTEXT, sizeof(buffer), (LPARAM) buffer);
 465     if (lstrlenA(buffer) >= sizeof(dotDll))
 466     {
 467         ptr = buffer + lstrlenA(buffer) - sizeof(dotDll) + 1;
 468         if (!lstrcmpiA(ptr, dotDll))
 469         {
 470             WINE_TRACE("Stripping dll extension\n");
 471             *ptr = '\0';
 472         }
 473     }
 474
 475     /* check if dll is in the builtin-only list */
 476     if (!(ptr = strrchr( buffer, '\\' )))
 477     {
 478         ptr = buffer;
 479         if (*ptr == '*') ptr++;
 480     }
 481     else ptr++;
 482     if (is_builtin_only( ptr ))
 483     {
 484         MSGBOXPARAMSA params;
 485         params.cbSize = sizeof(params);
 486         params.hwndOwner = dialog;
 487         params.hInstance = GetModuleHandleA( NULL );
 488         params.lpszText = MAKEINTRESOURCEA( IDS_DLL_WARNING );
 489         params.lpszCaption = MAKEINTRESOURCEA( IDS_DLL_WARNING_CAPTION );
 490         params.dwStyle = MB_ICONWARNING | MB_YESNO;
 491         params.lpszIcon = NULL;
 492         params.dwContextHelpId = 0;
 493         params.lpfnMsgBoxCallback = NULL;
 494         params.dwLanguageId = 0;
 495         if (MessageBoxIndirectA( &params ) != IDYES) return;
 496     }
 497
 498     SendDlgItemMessageW(dialog, IDC_DLLCOMBO, WM_SETTEXT, 0, (LPARAM)emptyW);
 499     disable(IDC_DLLS_ADDDLL);
 500     SendMessageW(GetParent(dialog), DM_SETDEFID, IDOK, 0);
 501
 502     WINE_TRACE("Adding %s as native, builtin\n", buffer);
 503
 504     SendMessageW(GetParent(dialog), PSM_CHANGED, 0, 0);
 505     set_reg_key(config_key, keypath("DllOverrides"), buffer, "native,builtin");
 506
 507     load_library_settings(dialog);
 508
 509     SendDlgItemMessageA(dialog, IDC_DLLS_LIST, LB_SELECTSTRING, 0, (LPARAM) buffer);
 510
 511     set_controls_from_selection(dialog);
 512 }
 513
 514 static INT_PTR CALLBACK loadorder_dlgproc(HWND hwndDlg, UINT uMsg, WPARAM wParam, LPARAM lParam)
 515 {
 516     static WORD sel;
 517
 518     switch(uMsg)
 519     {
 520     case WM_INITDIALOG:
 521         CheckRadioButton(hwndDlg, IDC_RAD_BUILTIN, IDC_RAD_DISABLE, lParam);
 522         sel = lParam;
 523         return TRUE;
 524
 525     case WM_COMMAND:
 526         if(HIWORD(wParam) != BN_CLICKED) break;
 527         switch (LOWORD(wParam))
 528         {
 529         case IDC_RAD_BUILTIN:
 530         case IDC_RAD_NATIVE:
 531         case IDC_RAD_BUILTIN_NATIVE:
 532         case IDC_RAD_NATIVE_BUILTIN:
 533         case IDC_RAD_DISABLE:
 534             sel = LOWORD(wParam);
 535             return TRUE;
 536         case IDOK:
 537             EndDialog(hwndDlg, sel);
 538             return TRUE;
 539         case IDCANCEL:
 540             EndDialog(hwndDlg, wParam);
 541             return TRUE;
 542         }
 543     }
 544     return FALSE;
 545 }
 546
 547 static void on_edit_click(HWND hwnd)
 548 {
 549     INT_PTR ret;
 550     int index = SendDlgItemMessageW(hwnd, IDC_DLLS_LIST, LB_GETCURSEL, 0, 0);
 551     struct dll *dll;
 552     DWORD id;
 553
 554     /* if no override is selected the edit button should be disabled... */
 555     assert(index != -1);
 556
 557     dll = (struct dll *) SendDlgItemMessageW(hwnd, IDC_DLLS_LIST, LB_GETITEMDATA, index, 0);
 558     id = mode_to_id(dll->mode);
 559
 560     ret = DialogBoxParamW(0, MAKEINTRESOURCEW(IDD_LOADORDER), hwnd, loadorder_dlgproc, id);
 561
 562     if(ret != IDCANCEL)
 563         set_dllmode(hwnd, ret);
 564 }
 565
 566 static void on_remove_click(HWND dialog)
 567 {
 568     int sel = SendDlgItemMessageW(dialog, IDC_DLLS_LIST, LB_GETCURSEL, 0, 0);
 569     struct dll *dll;
 570
 571     if (sel == LB_ERR) return;
 572
 573     dll = (struct dll *) SendDlgItemMessageW(dialog, IDC_DLLS_LIST, LB_GETITEMDATA, sel, 0);
 574
 575     SendDlgItemMessageW(dialog, IDC_DLLS_LIST, LB_DELETESTRING, sel, 0);
 576
 577     SendMessageW(GetParent(dialog), PSM_CHANGED, 0, 0);
 578     set_reg_key(config_key, keypath("DllOverrides"), dll->name, NULL);
 579
 580     HeapFree(GetProcessHeap(), 0, dll->name);
 581     HeapFree(GetProcessHeap(), 0, dll);
 582
 583     if (SendDlgItemMessageW(dialog, IDC_DLLS_LIST, LB_GETCOUNT, 0, 0) > 0)
 584         SendDlgItemMessageW(dialog, IDC_DLLS_LIST, LB_SETCURSEL, max(sel - 1, 0), 0);
 585     else
 586     {
 587         disable(IDC_DLLS_EDITDLL);
 588         disable(IDC_DLLS_REMOVEDLL);
 589     }
 590
 591     set_controls_from_selection(dialog);
 592 }
 593
 594 INT_PTR CALLBACK
 595 LibrariesDlgProc (HWND hDlg, UINT uMsg, WPARAM wParam, LPARAM lParam)
 596 {
 597         switch (uMsg)
 598         {
 599         case WM_INITDIALOG:
 600                 init_libsheet(hDlg);
 601                 break;
 602         case WM_SHOWWINDOW:
 603                 set_window_title(hDlg);
 604                 break;
 605         case WM_NOTIFY:
 606                 switch (((LPNMHDR)lParam)->code) {
 607                 case PSN_SETACTIVE:
 608                     load_library_settings(hDlg);
 609                     break;
 610                 }
 611                 break;
 612         case WM_COMMAND:
 613                 switch(HIWORD(wParam)) {
 614                 case CBN_EDITCHANGE:
 615                     if (LOWORD(wParam) == IDC_DLLCOMBO)
 616                         on_add_combo_change(hDlg);
 617                     break;
 618                 case CBN_SETFOCUS:
 619                     if (LOWORD(wParam) == IDC_DLLCOMBO)
 620                         on_add_combo_change(hDlg);
 621                     break;
 622                 case CBN_KILLFOCUS:
 623                     if (LOWORD(wParam) == IDC_DLLCOMBO)
 624                         SendMessageW(GetParent(hDlg), DM_SETDEFID, IDOK, 0);
 625                     break;
 626                 case BN_CLICKED:
 627                         switch(LOWORD(wParam)) {
 628                         case IDC_DLLS_ADDDLL:
 629                             on_add_click(hDlg);
 630                             break;
 631                         case IDC_DLLS_EDITDLL:
 632                             on_edit_click(hDlg);
 633                             break;
 634                         case IDC_DLLS_REMOVEDLL:
 635                             on_remove_click(hDlg);
 636                             break;
 637                         }
 638                         break;
 639                 case LBN_SELCHANGE:
 640                         if(LOWORD(wParam) == IDC_DLLCOMBO)
 641                             on_add_combo_change(hDlg);
 642                         else
 643                             set_controls_from_selection(hDlg);
 644                         break;
 645                 }
 646                 break;
 647         }
 648
 649         return 0;
 650 }