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 NONAMELESSUNION
  27 #define WIN32_LEAN_AND_MEAN
  28 #include <windows.h>
  29 #include <commdlg.h>
  30 #include <wine/library.h>
  31 #include <wine/debug.h>
  32 #include <stdio.h>
  33 #include <dirent.h>
  34 #include <assert.h>
  35 #include <stdlib.h>
  36 #ifdef HAVE_SYS_STAT_H
  37 #include <sys/stat.h>
  38 #endif
  39 #ifdef HAVE_UNISTD_H
  40 #include <unistd.h>
  41 #endif
  42
  43 #include "winecfg.h"
  44 #include "resource.h"
  45
  46 WINE_DEFAULT_DEBUG_CHANNEL(winecfg);
  47
  48 /* dlls that shouldn't be configured anything other than builtin; list must be sorted*/
  49 static const char * const builtin_only[] =
  50 {
  51     "advapi32",
  52     "capi2032",
  53     "dbghelp",
  54     "ddraw",
  55     "gdi32",
  56     "glu32",
  57     "gphoto2.ds",
  58     "icmp",
  59     "iphlpapi",
  60     "kernel32",
  61     "mountmgr.sys",
  62     "mswsock",
  63     "ntdll",
  64     "ntoskrnl.exe",
  65     "opengl32",
  66     "sane.ds",
  67     "twain_32",
  68     "unicows",
  69     "user32",
  70     "vdmdbg",
  71     "w32skrnl",
  72     "wined3d",
  73     "winedos",
  74     "winemp3.acm",
  75     "wineps",
  76     "winmm",
  77     "wintab32",
  78     "wnaspi32",
  79     "wow32",
  80     "ws2_32",
  81     "wsock32",
  82 };
  83
  84 enum dllmode
  85 {
  86         BUILTIN_NATIVE,
  87         NATIVE_BUILTIN,
  88         BUILTIN,
  89         NATIVE,
  90         DISABLE,
  91         UNKNOWN /* Special value indicating an erroneous DLL override mode */
  92 };
  93
  94 struct dll
  95 {
  96         char *name;
  97         enum dllmode mode;
  98 };
  99
 100 /* Convert a registry string to a dllmode */
 101 static enum dllmode string_to_mode(char *in)
 102 {
 103     int i, j, len;
 104     char *out;
 105     enum dllmode res;
 106
 107     len = strlen(in);
 108     out = HeapAlloc(GetProcessHeap(), 0, len);
 109
 110     /* remove the spaces */
 111     for (i = j = 0; i <= len; ++i) {
 112         if (in[i] != ' ') {
 113             out[j++] = in[i];
 114         }
 115     }
 116
 117     /* parse the string */
 118     res = UNKNOWN;
 119     if (strcmp(out, "builtin,native") == 0) res = BUILTIN_NATIVE;
 120     if (strcmp(out, "native,builtin") == 0) res = NATIVE_BUILTIN;
 121     if (strcmp(out, "builtin") == 0) res = BUILTIN;
 122     if (strcmp(out, "native") == 0) res = NATIVE;
 123     if (strcmp(out, "") == 0) res = DISABLE;
 124
 125     HeapFree(GetProcessHeap(), 0, out);
 126     return res;
 127 }
 128
 129 /* Convert a dllmode to a registry string. */
 130 static const char* mode_to_string(enum dllmode mode)
 131 {
 132     switch( mode )
 133     {
 134         case NATIVE: return "native";
 135         case BUILTIN: return "builtin";
 136         case NATIVE_BUILTIN: return "native,builtin";
 137         case BUILTIN_NATIVE: return "builtin,native";
 138         case DISABLE: return "";
 139         default: return "";
 140     }
 141 }
 142
 143 /* Convert a dllmode to a pretty string for display. TODO: use translations. */
 144 static const char* mode_to_label(enum dllmode mode)
 145 {
 146     static char buffer[256];
 147     UINT id = 0;
 148
 149     switch( mode )
 150     {
 151     case NATIVE: id = IDS_DLL_NATIVE; break;
 152     case BUILTIN: id = IDS_DLL_BUILTIN; break;
 153     case NATIVE_BUILTIN: id = IDS_DLL_NATIVE_BUILTIN; break;
 154     case BUILTIN_NATIVE: id = IDS_DLL_BUILTIN_NATIVE; break;
 155     case DISABLE: id = IDS_DLL_DISABLED; break;
 156     default: return "??";
 157     }
 158     if (!LoadStringA( GetModuleHandleA(NULL), id, buffer, sizeof(buffer) )) buffer[0] = 0;
 159     return buffer;
 160 }
 161
 162 /* Convert a control id (IDC_ constant) to a dllmode */
 163 static enum dllmode id_to_mode(DWORD id)
 164 {
 165     switch( id )
 166     {
 167         case IDC_RAD_BUILTIN: return BUILTIN;
 168         case IDC_RAD_NATIVE: return NATIVE;
 169         case IDC_RAD_NATIVE_BUILTIN: return NATIVE_BUILTIN;
 170         case IDC_RAD_BUILTIN_NATIVE: return BUILTIN_NATIVE;
 171         case IDC_RAD_DISABLE: return DISABLE;
 172         default: assert( FALSE ); return 0; /* should not be reached  */
 173     }
 174 }
 175
 176 /* Convert a dllmode to a control id (IDC_ constant) */
 177 static DWORD mode_to_id(enum dllmode mode)
 178 {
 179     switch( mode )
 180     {
 181         case BUILTIN: return IDC_RAD_BUILTIN;
 182         case NATIVE: return IDC_RAD_NATIVE;
 183         case NATIVE_BUILTIN: return IDC_RAD_NATIVE_BUILTIN;
 184         case BUILTIN_NATIVE: return IDC_RAD_BUILTIN_NATIVE;
 185         case DISABLE: return IDC_RAD_DISABLE;
 186         default: return IDC_RAD_BUILTIN_NATIVE;
 187     }
 188 }
 189
 190 /* helper for is_builtin_only */
 191 static int compare_dll( const void *ptr1, const void *ptr2 )
 192 {
 193     const char * const *name1 = ptr1;
 194     const char * const *name2 = ptr2;
 195     return strcmp( *name1, *name2 );
 196 }
 197
 198 /* check if dll is recommended as builtin only */
 199 static inline int is_builtin_only( const char *name )
 200 {
 201     const char *ext = strrchr( name, '.' );
 202
 203     if (ext)
 204     {
 205         if (!strcmp( ext, ".vxd" ) ||
 206             !strcmp( ext, ".drv" ) ||
 207             !strcmp( ext, ".tlb" ))
 208             return TRUE;
 209     }
 210     return bsearch( &name, builtin_only, sizeof(builtin_only)/sizeof(builtin_only[0]),
 211                     sizeof(builtin_only[0]), compare_dll ) != NULL;
 212 }
 213
 214 /* check if dll should be offered in the drop-down list */
 215 static int show_dll_in_list( const char *name )
 216 {
 217     const char *ext = strrchr( name, '.' );
 218
 219     if (ext)
 220     {
 221         /* skip 16-bit dlls */
 222         if (strlen(ext) > 2 && !strcmp( ext + strlen(ext) - 2, "16" )) return FALSE;
 223         /* skip exes */
 224         if (!strcmp( ext, ".exe" )) return FALSE;
 225     }
 226     /* skip dlls that should always be builtin */
 227     return !is_builtin_only( name );
 228 }
 229
 230 static void set_controls_from_selection(HWND dialog)
 231 {
 232     /* FIXME: display/update some information about the selected dll (purpose, recommended load order) maybe? */
 233 }
 234
 235 static void clear_settings(HWND dialog)
 236 {
 237     int count = SendDlgItemMessage(dialog, IDC_DLLS_LIST, LB_GETCOUNT, 0, 0);
 238     int i;
 239
 240     WINE_TRACE("count=%d\n", count);
 241
 242     for (i = 0; i < count; i++)
 243     {
 244         struct dll *dll = (struct dll *) SendDlgItemMessage(dialog, IDC_DLLS_LIST, LB_GETITEMDATA, 0, 0);
 245
 246         SendDlgItemMessage(dialog, IDC_DLLS_LIST, LB_DELETESTRING, 0, 0);
 247
 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( LoadCursor(0, 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 = SendDlgItemMessage(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 = SendDlgItemMessage(dialog, IDC_DLLS_LIST, LB_ADDSTRING, (WPARAM) -1, (LPARAM) str);
 385         SendDlgItemMessage(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     SendDlgItemMessage(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     SendDlgItemMessage(dialog, IDC_DLLCOMBO, WM_SETTEXT, 1, (LPARAM) "");
 408     load_library_list( dialog );
 409     disable(IDC_DLLS_ADDDLL);
 410 }
 411
 412 static void on_add_combo_change(HWND dialog)
 413 {
 414     char buffer[1024];
 415     int sel, len;
 416
 417     SendDlgItemMessage(dialog, IDC_DLLCOMBO, WM_GETTEXT, sizeof(buffer), (LPARAM) buffer);
 418     /* if lib was chosen from combobox, we receive an empty buffer, check manually */
 419     sel=SendDlgItemMessage(dialog, IDC_DLLCOMBO, CB_GETCURSEL, 0, 0);
 420     len=SendDlgItemMessage(dialog, IDC_DLLCOMBO, CB_GETLBTEXTLEN, sel, 0);
 421
 422     if (strlen(buffer)>0 || len>0)
 423         enable(IDC_DLLS_ADDDLL)
 424     else
 425         disable(IDC_DLLS_ADDDLL);
 426 }
 427
 428 static void set_dllmode(HWND dialog, DWORD id)
 429 {
 430     enum dllmode mode;
 431     struct dll *dll;
 432     int sel;
 433     const char *str;
 434
 435     mode = id_to_mode(id);
 436
 437     sel = SendDlgItemMessage(dialog, IDC_DLLS_LIST, LB_GETCURSEL, 0, 0);
 438     if (sel == -1) return;
 439
 440     dll = (struct dll *) SendDlgItemMessage(dialog, IDC_DLLS_LIST, LB_GETITEMDATA, sel, 0);
 441
 442     str = mode_to_string(mode);
 443     WINE_TRACE("Setting %s to %s\n", dll->name, str);
 444
 445     SendMessage(GetParent(dialog), PSM_CHANGED, 0, 0);
 446     set_reg_key(config_key, keypath("DllOverrides"), dll->name, str);
 447
 448     load_library_settings(dialog);  /* ... and refresh  */
 449 }
 450
 451 static void on_add_click(HWND dialog)
 452 {
 453     static const char dotDll[] = ".dll";
 454     char buffer[1024], *ptr;
 455
 456     ZeroMemory(buffer, sizeof(buffer));
 457
 458     SendDlgItemMessage(dialog, IDC_DLLCOMBO, WM_GETTEXT, sizeof(buffer), (LPARAM) buffer);
 459     if (lstrlenA(buffer) >= sizeof(dotDll))
 460     {
 461         ptr = buffer + lstrlenA(buffer) - sizeof(dotDll) + 1;
 462         if (!lstrcmpiA(ptr, dotDll))
 463         {
 464             WINE_TRACE("Stripping dll extension\n");
 465             *ptr = '\0';
 466         }
 467     }
 468
 469     /* check if dll is in the builtin-only list */
 470     if (!(ptr = strrchr( buffer, '\\' )))
 471     {
 472         ptr = buffer;
 473         if (*ptr == '*') ptr++;
 474     }
 475     else ptr++;
 476     if (is_builtin_only( ptr ))
 477     {
 478         MSGBOXPARAMSA params;
 479         params.cbSize = sizeof(params);
 480         params.hwndOwner = dialog;
 481         params.hInstance = GetModuleHandleA( NULL );
 482         params.lpszText = MAKEINTRESOURCEA( IDS_DLL_WARNING );
 483         params.lpszCaption = MAKEINTRESOURCEA( IDS_DLL_WARNING_CAPTION );
 484         params.dwStyle = MB_ICONWARNING | MB_YESNO;
 485         params.lpszIcon = NULL;
 486         params.dwContextHelpId = 0;
 487         params.lpfnMsgBoxCallback = NULL;
 488         params.dwLanguageId = 0;
 489         if (MessageBoxIndirectA( &params ) != IDYES) return;
 490     }
 491
 492     SendDlgItemMessage(dialog, IDC_DLLCOMBO, WM_SETTEXT, 0, (LPARAM) "");
 493     disable(IDC_DLLS_ADDDLL);
 494
 495     WINE_TRACE("Adding %s as native, builtin\n", buffer);
 496
 497     SendMessage(GetParent(dialog), PSM_CHANGED, 0, 0);
 498     set_reg_key(config_key, keypath("DllOverrides"), buffer, "native,builtin");
 499
 500     load_library_settings(dialog);
 501
 502     SendDlgItemMessage(dialog, IDC_DLLS_LIST, LB_SELECTSTRING, 0, (LPARAM) buffer);
 503
 504     set_controls_from_selection(dialog);
 505 }
 506
 507 static INT_PTR CALLBACK loadorder_dlgproc(HWND hwndDlg, UINT uMsg, WPARAM wParam, LPARAM lParam)
 508 {
 509     static WORD sel;
 510
 511     switch(uMsg)
 512     {
 513     case WM_INITDIALOG:
 514         CheckRadioButton(hwndDlg, IDC_RAD_BUILTIN, IDC_RAD_DISABLE, lParam);
 515         sel = lParam;
 516         return TRUE;
 517
 518     case WM_COMMAND:
 519         if(HIWORD(wParam) != BN_CLICKED) break;
 520         switch (LOWORD(wParam))
 521         {
 522         case IDC_RAD_BUILTIN:
 523         case IDC_RAD_NATIVE:
 524         case IDC_RAD_BUILTIN_NATIVE:
 525         case IDC_RAD_NATIVE_BUILTIN:
 526         case IDC_RAD_DISABLE:
 527             sel = LOWORD(wParam);
 528             return TRUE;
 529         case IDOK:
 530             EndDialog(hwndDlg, sel);
 531             return TRUE;
 532         case IDCANCEL:
 533             EndDialog(hwndDlg, wParam);
 534             return TRUE;
 535         }
 536     }
 537     return FALSE;
 538 }
 539
 540 static void on_edit_click(HWND hwnd)
 541 {
 542     INT_PTR ret;
 543     int index = SendDlgItemMessage(hwnd, IDC_DLLS_LIST, LB_GETCURSEL, 0, 0);
 544     struct dll *dll;
 545     DWORD id;
 546
 547     /* if no override is selected the edit button should be disabled... */
 548     assert(index != -1);
 549
 550     dll = (struct dll *) SendDlgItemMessage(hwnd, IDC_DLLS_LIST, LB_GETITEMDATA, index, 0);
 551     id = mode_to_id(dll->mode);
 552
 553     ret = DialogBoxParam(0, MAKEINTRESOURCE(IDD_LOADORDER), hwnd, loadorder_dlgproc, id);
 554
 555     if(ret != IDCANCEL)
 556         set_dllmode(hwnd, ret);
 557 }
 558
 559 static void on_remove_click(HWND dialog)
 560 {
 561     int sel = SendDlgItemMessage(dialog, IDC_DLLS_LIST, LB_GETCURSEL, 0, 0);
 562     struct dll *dll;
 563
 564     if (sel == LB_ERR) return;
 565
 566     dll = (struct dll *) SendDlgItemMessage(dialog, IDC_DLLS_LIST, LB_GETITEMDATA, sel, 0);
 567
 568     SendDlgItemMessage(dialog, IDC_DLLS_LIST, LB_DELETESTRING, sel, 0);
 569
 570     SendMessage(GetParent(dialog), PSM_CHANGED, 0, 0);
 571     set_reg_key(config_key, keypath("DllOverrides"), dll->name, NULL);
 572
 573     HeapFree(GetProcessHeap(), 0, dll->name);
 574     HeapFree(GetProcessHeap(), 0, dll);
 575
 576     if (SendDlgItemMessage(dialog, IDC_DLLS_LIST, LB_GETCOUNT, 0, 0) > 0)
 577         SendDlgItemMessage(dialog, IDC_DLLS_LIST, LB_SETCURSEL, max(sel - 1, 0), 0);
 578     else
 579     {
 580         disable(IDC_DLLS_EDITDLL);
 581         disable(IDC_DLLS_REMOVEDLL);
 582     }
 583
 584     set_controls_from_selection(dialog);
 585 }
 586
 587 INT_PTR CALLBACK
 588 LibrariesDlgProc (HWND hDlg, UINT uMsg, WPARAM wParam, LPARAM lParam)
 589 {
 590         switch (uMsg)
 591         {
 592         case WM_INITDIALOG:
 593                 init_libsheet(hDlg);
 594                 break;
 595         case WM_SHOWWINDOW:
 596                 set_window_title(hDlg);
 597                 break;
 598         case WM_NOTIFY:
 599                 switch (((LPNMHDR)lParam)->code) {
 600                 case PSN_SETACTIVE:
 601                     load_library_settings(hDlg);
 602                     break;
 603                 }
 604                 break;
 605         case WM_COMMAND:
 606                 switch(HIWORD(wParam)) {
 607
 608                     /* FIXME: when the user hits enter in the DLL combo box we should invoke the add
 609                      * add button, rather than the propsheet OK button. But I don't know how to do that!
 610                      */
 611
 612                 case CBN_EDITCHANGE:
 613                         if(LOWORD(wParam) == IDC_DLLCOMBO)
 614                         {
 615                             on_add_combo_change(hDlg);
 616                             break;
 617                         }
 618
 619                 case BN_CLICKED:
 620                         switch(LOWORD(wParam)) {
 621                         case IDC_DLLS_ADDDLL:
 622                             on_add_click(hDlg);
 623                             break;
 624                         case IDC_DLLS_EDITDLL:
 625                             on_edit_click(hDlg);
 626                             break;
 627                         case IDC_DLLS_REMOVEDLL:
 628                             on_remove_click(hDlg);
 629                             break;
 630                         }
 631                         break;
 632                 case LBN_SELCHANGE:
 633                         if(LOWORD(wParam) == IDC_DLLCOMBO)
 634                             on_add_combo_change(hDlg);
 635                         else
 636                             set_controls_from_selection(hDlg);
 637                         break;
 638                 }
 639                 break;
 640         }
 641
 642         return 0;
 643 }