1 /* Control Panel management 2 * 3 * Copyright 2001 Eric Pouech 4 * Copyright 2008 Owen Rudge 5 * Copyright 2022 Raymond Czerny 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 #include <assert.h> 23 24 #define WIN32_NO_STATUS 25 #define _INC_WINDOWS 26 27 #include <windef.h> 28 #include <winbase.h> 29 #define NO_SHLWAPI_REG 30 #include <shlwapi.h> 31 #include <shellapi.h> 32 #include <wine/debug.h> 33 34 #include <strsafe.h> 35 36 #include "cpanel.h" 37 #include "wine/unicode.h" 38 39 WINE_DEFAULT_DEBUG_CHANNEL(shlctrl); 40 41 void Control_UnloadApplet(CPlApplet* applet) 42 { 43 unsigned i; 44 45 for (i = 0; i < applet->count; i++) 46 applet->proc(applet->hWnd, CPL_STOP, i, applet->info[i].data); 47 48 if (applet->proc) applet->proc(applet->hWnd, CPL_EXIT, 0L, 0L); 49 FreeLibrary(applet->hModule); 50 #ifndef __REACTOS__ 51 list_remove( &applet->entry ); 52 #endif 53 HeapFree(GetProcessHeap(), 0, applet->cmd); 54 HeapFree(GetProcessHeap(), 0, applet); 55 } 56 57 CPlApplet* Control_LoadApplet(HWND hWnd, LPCWSTR cmd, CPanel* panel) 58 { 59 #ifdef __REACTOS__ 60 ACTCTXW ActCtx = {sizeof(ACTCTX), ACTCTX_FLAG_RESOURCE_NAME_VALID}; 61 ULONG_PTR cookie; 62 BOOL bActivated; 63 WCHAR fileBuffer[MAX_PATH]; 64 #endif 65 CPlApplet* applet; 66 DWORD len; 67 unsigned i; 68 CPLINFO info; 69 NEWCPLINFOW newinfo; 70 71 if (!(applet = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*applet)))) 72 return applet; 73 74 len = ExpandEnvironmentStringsW(cmd, NULL, 0); 75 if (len > 0) 76 { 77 if (!(applet->cmd = HeapAlloc(GetProcessHeap(), 0, (len+1) * sizeof(WCHAR)))) 78 { 79 WARN("Cannot allocate memory for applet path\n"); 80 goto theError; 81 } 82 ExpandEnvironmentStringsW(cmd, applet->cmd, len+1); 83 } 84 else 85 { 86 WARN("Cannot expand applet path\n"); 87 goto theError; 88 } 89 90 applet->hWnd = hWnd; 91 92 #ifdef __REACTOS__ 93 StringCchCopy(fileBuffer, MAX_PATH, applet->cmd); 94 if (PathIsFileSpecW(fileBuffer)) 95 SearchPath(NULL, fileBuffer, NULL, MAX_PATH, fileBuffer, NULL); 96 ActCtx.lpSource = fileBuffer; 97 ActCtx.lpResourceName = (LPCWSTR)123; 98 applet->hActCtx = CreateActCtx(&ActCtx); 99 bActivated = (applet->hActCtx != INVALID_HANDLE_VALUE ? ActivateActCtx(applet->hActCtx, &cookie) : FALSE); 100 #endif 101 102 if (!(applet->hModule = LoadLibraryW(applet->cmd))) { 103 WARN("Cannot load control panel applet %s\n", debugstr_w(applet->cmd)); 104 goto theError; 105 } 106 if (!(applet->proc = (APPLET_PROC)GetProcAddress(applet->hModule, "CPlApplet"))) { 107 WARN("Not a valid control panel applet %s\n", debugstr_w(applet->cmd)); 108 goto theError; 109 } 110 if (!applet->proc(hWnd, CPL_INIT, 0L, 0L)) { 111 WARN("Init of applet has failed\n"); 112 goto theError; 113 } 114 if ((applet->count = applet->proc(hWnd, CPL_GETCOUNT, 0L, 0L)) == 0) { 115 WARN("No subprogram in applet\n"); 116 applet->proc(applet->hWnd, CPL_EXIT, 0, 0); 117 goto theError; 118 } 119 120 applet = HeapReAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, applet, 121 FIELD_OFFSET( CPlApplet, info[applet->count] )); 122 123 for (i = 0; i < applet->count; i++) { 124 ZeroMemory(&newinfo, sizeof(newinfo)); 125 newinfo.dwSize = sizeof(NEWCPLINFOA); 126 applet->info[i].helpfile[0] = 0; 127 /* proc is supposed to return a null value upon success for 128 * CPL_INQUIRE and CPL_NEWINQUIRE 129 * However, real drivers don't seem to behave like this 130 * So, use introspection rather than return value 131 */ 132 applet->proc(hWnd, CPL_INQUIRE, i, (LPARAM)&info); 133 applet->info[i].data = info.lData; 134 #ifdef __REACTOS__ 135 applet->info[i].idIcon = info.idIcon; 136 #endif 137 138 if (info.idIcon != CPL_DYNAMIC_RES) 139 applet->info[i].icon = LoadIconW(applet->hModule, MAKEINTRESOURCEW(info.idIcon)); 140 if (info.idName != CPL_DYNAMIC_RES) 141 LoadStringW(applet->hModule, info.idName, 142 applet->info[i].name, sizeof(applet->info[i].name) / sizeof(WCHAR)); 143 if (info.idInfo != CPL_DYNAMIC_RES) 144 LoadStringW(applet->hModule, info.idInfo, 145 applet->info[i].info, sizeof(applet->info[i].info) / sizeof(WCHAR)); 146 147 /* some broken control panels seem to return incorrect values in CPL_INQUIRE, 148 but proper data in CPL_NEWINQUIRE. if we get an empty string or a null 149 icon, see what we can get from CPL_NEWINQUIRE */ 150 151 if (!applet->info[i].name[0]) info.idName = CPL_DYNAMIC_RES; 152 153 /* zero-length szInfo may not be a buggy applet, but it doesn't hurt for us 154 to check anyway */ 155 156 if (!applet->info[i].info[0]) info.idInfo = CPL_DYNAMIC_RES; 157 158 if (applet->info[i].icon == NULL) 159 info.idIcon = CPL_DYNAMIC_RES; 160 161 if ((info.idIcon == CPL_DYNAMIC_RES) || (info.idName == CPL_DYNAMIC_RES) || 162 (info.idInfo == CPL_DYNAMIC_RES)) { 163 applet->proc(hWnd, CPL_NEWINQUIRE, i, (LPARAM)&newinfo); 164 165 applet->info[i].data = newinfo.lData; 166 if (info.idIcon == CPL_DYNAMIC_RES) { 167 if (!newinfo.hIcon) WARN("couldn't get icon for applet %u\n", i); 168 applet->info[i].icon = newinfo.hIcon; 169 } 170 if (newinfo.dwSize == sizeof(NEWCPLINFOW)) { 171 if (info.idName == CPL_DYNAMIC_RES) 172 memcpy(applet->info[i].name, newinfo.szName, sizeof(newinfo.szName)); 173 if (info.idInfo == CPL_DYNAMIC_RES) 174 memcpy(applet->info[i].info, newinfo.szInfo, sizeof(newinfo.szInfo)); 175 memcpy(applet->info[i].helpfile, newinfo.szHelpFile, sizeof(newinfo.szHelpFile)); 176 } else { 177 if (info.idName == CPL_DYNAMIC_RES) 178 MultiByteToWideChar(CP_ACP, 0, ((LPNEWCPLINFOA)&newinfo)->szName, 179 sizeof(((LPNEWCPLINFOA)&newinfo)->szName) / sizeof(CHAR), 180 applet->info[i].name, sizeof(applet->info[i].name) / sizeof(WCHAR)); 181 if (info.idInfo == CPL_DYNAMIC_RES) 182 MultiByteToWideChar(CP_ACP, 0, ((LPNEWCPLINFOA)&newinfo)->szInfo, 183 sizeof(((LPNEWCPLINFOA)&newinfo)->szInfo) / sizeof(CHAR), 184 applet->info[i].info, sizeof(applet->info[i].info) / sizeof(WCHAR)); 185 MultiByteToWideChar(CP_ACP, 0, ((LPNEWCPLINFOA)&newinfo)->szHelpFile, 186 sizeof(((LPNEWCPLINFOA)&newinfo)->szHelpFile) / sizeof(CHAR), 187 applet->info[i].helpfile, 188 sizeof(applet->info[i].helpfile) / sizeof(WCHAR)); 189 } 190 } 191 } 192 193 #ifdef __REACTOS__ 194 if (bActivated) 195 DeactivateActCtx(0, cookie); 196 #endif 197 198 #ifndef __REACTOS__ 199 list_add_head( &panel->applets, &applet->entry ); 200 #endif 201 202 return applet; 203 204 theError: 205 FreeLibrary(applet->hModule); 206 HeapFree(GetProcessHeap(), 0, applet->cmd); 207 HeapFree(GetProcessHeap(), 0, applet); 208 return NULL; 209 } 210 211 #ifndef __REACTOS__ 212 213 #define IDC_LISTVIEW 1000 214 #define IDC_STATUSBAR 1001 215 216 #define NUM_COLUMNS 2 217 #define LISTVIEW_DEFSTYLE (WS_CHILD | WS_VISIBLE | WS_TABSTOP |\ 218 LVS_SORTASCENDING | LVS_AUTOARRANGE | LVS_SINGLESEL) 219 220 static BOOL Control_CreateListView (CPanel *panel) 221 { 222 RECT ws, sb; 223 WCHAR empty_string[] = {0}; 224 WCHAR buf[MAX_STRING_LEN]; 225 LVCOLUMNW lvc; 226 227 /* Create list view */ 228 GetClientRect(panel->hWndStatusBar, &sb); 229 GetClientRect(panel->hWnd, &ws); 230 231 panel->hWndListView = CreateWindowExW(WS_EX_CLIENTEDGE, WC_LISTVIEWW, 232 empty_string, LISTVIEW_DEFSTYLE | LVS_ICON, 233 0, 0, ws.right - ws.left, ws.bottom - ws.top - 234 (sb.bottom - sb.top), panel->hWnd, 235 (HMENU) IDC_LISTVIEW, panel->hInst, NULL); 236 237 if (!panel->hWndListView) 238 return FALSE; 239 240 /* Create image lists for list view */ 241 panel->hImageListSmall = ImageList_Create(GetSystemMetrics(SM_CXSMICON), 242 GetSystemMetrics(SM_CYSMICON), ILC_COLOR32 | ILC_MASK, 1, 1); 243 panel->hImageListLarge = ImageList_Create(GetSystemMetrics(SM_CXICON), 244 GetSystemMetrics(SM_CYICON), ILC_COLOR32 | ILC_MASK, 1, 1); 245 246 SendMessageW(panel->hWndListView, LVM_SETIMAGELIST, LVSIL_SMALL, (LPARAM)panel->hImageListSmall); 247 SendMessageW(panel->hWndListView, LVM_SETIMAGELIST, LVSIL_NORMAL, (LPARAM)panel->hImageListLarge); 248 249 /* Create columns for list view */ 250 lvc.mask = LVCF_FMT | LVCF_TEXT | LVCF_SUBITEM | LVCF_WIDTH; 251 lvc.pszText = buf; 252 lvc.fmt = LVCFMT_LEFT; 253 254 /* Name column */ 255 lvc.iSubItem = 0; 256 lvc.cx = (ws.right - ws.left) / 3; 257 LoadStringW(shell32_hInstance, IDS_CPANEL_NAME, buf, sizeof(buf) / sizeof(buf[0])); 258 259 if (ListView_InsertColumnW(panel->hWndListView, 0, &lvc) == -1) 260 return FALSE; 261 262 /* Description column */ 263 lvc.iSubItem = 1; 264 lvc.cx = ((ws.right - ws.left) / 3) * 2; 265 LoadStringW(shell32_hInstance, IDS_CPANEL_DESCRIPTION, buf, sizeof(buf) / 266 sizeof(buf[0])); 267 268 if (ListView_InsertColumnW(panel->hWndListView, 1, &lvc) == -1) 269 return FALSE; 270 271 return(TRUE); 272 } 273 274 static void Control_WndProc_Create(HWND hWnd, const CREATESTRUCTW* cs) 275 { 276 CPanel* panel = cs->lpCreateParams; 277 HMENU hMenu, hSubMenu; 278 CPlApplet* applet; 279 MENUITEMINFOW mii; 280 unsigned int i; 281 int menucount, index; 282 CPlItem *item; 283 LVITEMW lvItem; 284 INITCOMMONCONTROLSEX icex; 285 INT sb_parts; 286 int itemidx; 287 288 SetWindowLongPtrW(hWnd, 0, (LONG_PTR)panel); 289 panel->hWnd = hWnd; 290 291 /* Initialise common control DLL */ 292 icex.dwSize = sizeof(INITCOMMONCONTROLSEX); 293 icex.dwICC = ICC_LISTVIEW_CLASSES | ICC_BAR_CLASSES; 294 InitCommonControlsEx(&icex); 295 296 /* create the status bar */ 297 if (!(panel->hWndStatusBar = CreateStatusWindowW(WS_CHILD | WS_VISIBLE | CCS_BOTTOM | SBARS_SIZEGRIP, NULL, hWnd, IDC_STATUSBAR))) 298 return; 299 300 sb_parts = -1; 301 SendMessageW(panel->hWndStatusBar, SB_SETPARTS, 1, (LPARAM) &sb_parts); 302 303 /* create the list view */ 304 if (!Control_CreateListView(panel)) 305 return; 306 307 hMenu = LoadMenuW(shell32_hInstance, MAKEINTRESOURCEW(MENU_CPANEL)); 308 309 /* insert menu items for applets */ 310 hSubMenu = GetSubMenu(hMenu, 0); 311 menucount = 0; 312 313 LIST_FOR_EACH_ENTRY( applet, &panel->applets, CPlApplet, entry ) 314 { 315 for (i = 0; i < applet->count; i++) { 316 /* set up a CPlItem for this particular subprogram */ 317 item = HeapAlloc(GetProcessHeap(), 0, sizeof(CPlItem)); 318 319 if (!item) 320 continue; 321 322 item->applet = applet; 323 item->id = i; 324 325 mii.cbSize = sizeof(MENUITEMINFOW); 326 mii.fMask = MIIM_ID | MIIM_STRING | MIIM_DATA; 327 mii.dwTypeData = applet->info[i].name; 328 mii.cch = sizeof(applet->info[i].name) / sizeof(WCHAR); 329 mii.wID = IDM_CPANEL_APPLET_BASE + menucount; 330 mii.dwItemData = (ULONG_PTR)item; 331 332 if (InsertMenuItemW(hSubMenu, menucount, TRUE, &mii)) { 333 /* add the list view item */ 334 HICON icon = applet->info[i].icon; 335 if (!icon) icon = LoadImageW( 0, (LPCWSTR)IDI_WINLOGO, IMAGE_ICON, 0, 0, LR_SHARED ); 336 index = ImageList_AddIcon(panel->hImageListLarge, icon); 337 ImageList_AddIcon(panel->hImageListSmall, icon); 338 339 lvItem.mask = LVIF_IMAGE | LVIF_TEXT | LVIF_PARAM; 340 lvItem.iItem = menucount; 341 lvItem.iSubItem = 0; 342 lvItem.pszText = applet->info[i].name; 343 lvItem.iImage = index; 344 lvItem.lParam = (LPARAM) item; 345 346 itemidx = ListView_InsertItemW(panel->hWndListView, &lvItem); 347 348 /* add the description */ 349 ListView_SetItemTextW(panel->hWndListView, itemidx, 1, applet->info[i].info); 350 351 /* update menu bar, increment count */ 352 DrawMenuBar(hWnd); 353 menucount++; 354 } 355 } 356 } 357 358 panel->total_subprogs = menucount; 359 360 /* check the "large items" icon in the View menu */ 361 hSubMenu = GetSubMenu(hMenu, 1); 362 CheckMenuRadioItem(hSubMenu, FCIDM_SHVIEW_BIGICON, FCIDM_SHVIEW_REPORTVIEW, 363 FCIDM_SHVIEW_BIGICON, MF_BYCOMMAND); 364 365 SetMenu(hWnd, hMenu); 366 } 367 368 static void Control_FreeCPlItems(HWND hWnd, CPanel *panel) 369 { 370 HMENU hMenu, hSubMenu; 371 MENUITEMINFOW mii; 372 unsigned int i; 373 374 /* get the File menu */ 375 hMenu = GetMenu(hWnd); 376 377 if (!hMenu) 378 return; 379 380 hSubMenu = GetSubMenu(hMenu, 0); 381 382 if (!hSubMenu) 383 return; 384 385 /* loop and free the item data */ 386 for (i = IDM_CPANEL_APPLET_BASE; i <= IDM_CPANEL_APPLET_BASE + panel->total_subprogs; i++) 387 { 388 mii.cbSize = sizeof(MENUITEMINFOW); 389 mii.fMask = MIIM_DATA; 390 391 if (!GetMenuItemInfoW(hSubMenu, i, FALSE, &mii)) 392 continue; 393 394 HeapFree(GetProcessHeap(), 0, (LPVOID) mii.dwItemData); 395 } 396 } 397 398 static void Control_UpdateListViewStyle(CPanel *panel, UINT style, UINT id) 399 { 400 HMENU hMenu, hSubMenu; 401 402 SetWindowLongW(panel->hWndListView, GWL_STYLE, LISTVIEW_DEFSTYLE | style); 403 404 /* update the menu */ 405 hMenu = GetMenu(panel->hWnd); 406 hSubMenu = GetSubMenu(hMenu, 1); 407 408 CheckMenuRadioItem(hSubMenu, FCIDM_SHVIEW_BIGICON, FCIDM_SHVIEW_REPORTVIEW, 409 id, MF_BYCOMMAND); 410 } 411 412 static CPlItem* Control_GetCPlItem_From_MenuID(HWND hWnd, UINT id) 413 { 414 HMENU hMenu, hSubMenu; 415 MENUITEMINFOW mii; 416 417 /* retrieve the CPlItem structure from the menu item data */ 418 hMenu = GetMenu(hWnd); 419 420 if (!hMenu) 421 return NULL; 422 423 hSubMenu = GetSubMenu(hMenu, 0); 424 425 if (!hSubMenu) 426 return NULL; 427 428 mii.cbSize = sizeof(MENUITEMINFOW); 429 mii.fMask = MIIM_DATA; 430 431 if (!GetMenuItemInfoW(hSubMenu, id, FALSE, &mii)) 432 return NULL; 433 434 return (CPlItem *) mii.dwItemData; 435 } 436 437 static CPlItem* Control_GetCPlItem_From_ListView(CPanel *panel) 438 { 439 LVITEMW lvItem; 440 int selitem; 441 442 selitem = SendMessageW(panel->hWndListView, LVM_GETNEXTITEM, -1, LVNI_FOCUSED 443 | LVNI_SELECTED); 444 445 if (selitem != -1) 446 { 447 lvItem.iItem = selitem; 448 lvItem.mask = LVIF_PARAM; 449 450 if (SendMessageW(panel->hWndListView, LVM_GETITEMW, 0, (LPARAM) &lvItem)) 451 return (CPlItem *) lvItem.lParam; 452 } 453 454 return NULL; 455 } 456 457 static void Control_StartApplet(HWND hWnd, CPlItem *item) 458 { 459 WCHAR verbOpen[] = {'c','p','l','o','p','e','n',0}; 460 WCHAR format[] = {'@','%','d',0}; 461 WCHAR param[MAX_PATH]; 462 463 /* execute the applet if item is valid */ 464 if (item) 465 { 466 wsprintfW(param, format, item->id); 467 ShellExecuteW(hWnd, verbOpen, item->applet->cmd, param, NULL, SW_SHOW); 468 } 469 } 470 471 static LRESULT WINAPI Control_WndProc(HWND hWnd, UINT wMsg, 472 WPARAM lParam1, LPARAM lParam2) 473 { 474 CPanel* panel = (CPanel*)GetWindowLongPtrW(hWnd, 0); 475 476 if (panel || wMsg == WM_CREATE) { 477 switch (wMsg) { 478 case WM_CREATE: 479 Control_WndProc_Create(hWnd, (CREATESTRUCTW*)lParam2); 480 return 0; 481 case WM_DESTROY: 482 { 483 CPlApplet *applet, *next; 484 LIST_FOR_EACH_ENTRY_SAFE( applet, next, &panel->applets, CPlApplet, entry ) 485 Control_UnloadApplet(applet); 486 } 487 Control_FreeCPlItems(hWnd, panel); 488 PostQuitMessage(0); 489 break; 490 case WM_COMMAND: 491 switch (LOWORD(lParam1)) 492 { 493 case IDM_CPANEL_EXIT: 494 SendMessageW(hWnd, WM_CLOSE, 0, 0); 495 return 0; 496 497 case IDM_CPANEL_ABOUT: 498 { 499 WCHAR appName[MAX_STRING_LEN]; 500 HICON icon = LoadImageW(shell32_hInstance, MAKEINTRESOURCEW(IDI_SHELL_CONTROL_PANEL), 501 IMAGE_ICON, 48, 48, LR_SHARED); 502 503 LoadStringW(shell32_hInstance, IDS_CPANEL_TITLE, appName, 504 sizeof(appName) / sizeof(appName[0])); 505 ShellAboutW(hWnd, appName, NULL, icon); 506 507 return 0; 508 } 509 510 case FCIDM_SHVIEW_BIGICON: 511 Control_UpdateListViewStyle(panel, LVS_ICON, FCIDM_SHVIEW_BIGICON); 512 return 0; 513 514 case FCIDM_SHVIEW_SMALLICON: 515 Control_UpdateListViewStyle(panel, LVS_SMALLICON, FCIDM_SHVIEW_SMALLICON); 516 return 0; 517 518 case FCIDM_SHVIEW_LISTVIEW: 519 Control_UpdateListViewStyle(panel, LVS_LIST, FCIDM_SHVIEW_LISTVIEW); 520 return 0; 521 522 case FCIDM_SHVIEW_REPORTVIEW: 523 Control_UpdateListViewStyle(panel, LVS_REPORT, FCIDM_SHVIEW_REPORTVIEW); 524 return 0; 525 526 default: 527 /* check if this is an applet */ 528 if ((LOWORD(lParam1) >= IDM_CPANEL_APPLET_BASE) && 529 (LOWORD(lParam1) <= IDM_CPANEL_APPLET_BASE + panel->total_subprogs)) 530 { 531 Control_StartApplet(hWnd, Control_GetCPlItem_From_MenuID(hWnd, LOWORD(lParam1))); 532 return 0; 533 } 534 535 break; 536 } 537 538 break; 539 540 case WM_NOTIFY: 541 { 542 LPNMHDR nmh = (LPNMHDR) lParam2; 543 544 switch (nmh->idFrom) 545 { 546 case IDC_LISTVIEW: 547 switch (nmh->code) 548 { 549 case NM_RETURN: 550 case NM_DBLCLK: 551 { 552 Control_StartApplet(hWnd, Control_GetCPlItem_From_ListView(panel)); 553 return 0; 554 } 555 case LVN_ITEMCHANGED: 556 { 557 CPlItem *item = Control_GetCPlItem_From_ListView(panel); 558 559 /* update the status bar if item is valid */ 560 if (item) 561 SetWindowTextW(panel->hWndStatusBar, item->applet->info[item->id].info); 562 else 563 SetWindowTextW(panel->hWndStatusBar, NULL); 564 565 return 0; 566 } 567 } 568 569 break; 570 } 571 572 break; 573 } 574 575 case WM_MENUSELECT: 576 /* check if this is an applet */ 577 if ((LOWORD(lParam1) >= IDM_CPANEL_APPLET_BASE) && 578 (LOWORD(lParam1) <= IDM_CPANEL_APPLET_BASE + panel->total_subprogs)) 579 { 580 CPlItem *item = Control_GetCPlItem_From_MenuID(hWnd, LOWORD(lParam1)); 581 582 /* update the status bar if item is valid */ 583 if (item) 584 SetWindowTextW(panel->hWndStatusBar, item->applet->info[item->id].info); 585 } 586 else if ((HIWORD(lParam1) == 0xFFFF) && (lParam2 == 0)) 587 { 588 /* reset status bar description to that of the selected icon */ 589 CPlItem *item = Control_GetCPlItem_From_ListView(panel); 590 591 if (item) 592 SetWindowTextW(panel->hWndStatusBar, item->applet->info[item->id].info); 593 else 594 SetWindowTextW(panel->hWndStatusBar, NULL); 595 596 return 0; 597 } 598 else 599 SetWindowTextW(panel->hWndStatusBar, NULL); 600 601 return 0; 602 603 case WM_SIZE: 604 { 605 HDWP hdwp; 606 RECT sb; 607 608 hdwp = BeginDeferWindowPos(2); 609 610 if (hdwp == NULL) 611 break; 612 613 GetClientRect(panel->hWndStatusBar, &sb); 614 615 hdwp = DeferWindowPos(hdwp, panel->hWndListView, NULL, 0, 0, 616 LOWORD(lParam2), HIWORD(lParam2) - (sb.bottom - sb.top), 617 SWP_NOZORDER | SWP_NOMOVE); 618 619 if (hdwp == NULL) 620 break; 621 622 hdwp = DeferWindowPos(hdwp, panel->hWndStatusBar, NULL, 0, 0, 623 LOWORD(lParam2), LOWORD(lParam1), SWP_NOZORDER | SWP_NOMOVE); 624 625 if (hdwp != NULL) 626 EndDeferWindowPos(hdwp); 627 628 return 0; 629 } 630 } 631 } 632 633 return DefWindowProcW(hWnd, wMsg, lParam1, lParam2); 634 } 635 636 static void Control_DoInterface(CPanel* panel, HWND hWnd, HINSTANCE hInst) 637 { 638 WNDCLASSEXW wc; 639 MSG msg; 640 WCHAR appName[MAX_STRING_LEN]; 641 const WCHAR className[] = {'S','h','e','l','l','_','C','o','n','t','r','o', 642 'l','_','W','n','d','C','l','a','s','s',0}; 643 644 LoadStringW(shell32_hInstance, IDS_CPANEL_TITLE, appName, sizeof(appName) / sizeof(appName[0])); 645 646 wc.cbSize = sizeof(wc); 647 wc.style = CS_HREDRAW|CS_VREDRAW; 648 wc.lpfnWndProc = Control_WndProc; 649 wc.cbClsExtra = 0; 650 wc.cbWndExtra = sizeof(CPlApplet*); 651 wc.hInstance = panel->hInst = hInst; 652 wc.hIcon = LoadIconW( shell32_hInstance, MAKEINTRESOURCEW(IDI_SHELL_CONTROL_PANEL) ); 653 wc.hCursor = LoadCursorW( 0, (LPWSTR)IDC_ARROW ); 654 wc.hbrBackground = GetStockObject(WHITE_BRUSH); 655 wc.lpszMenuName = NULL; 656 wc.lpszClassName = className; 657 wc.hIconSm = LoadImageW( shell32_hInstance, MAKEINTRESOURCEW(IDI_SHELL_CONTROL_PANEL), IMAGE_ICON, 658 GetSystemMetrics(SM_CXSMICON), GetSystemMetrics(SM_CYSMICON), LR_SHARED); 659 660 if (!RegisterClassExW(&wc)) return; 661 662 CreateWindowExW(0, wc.lpszClassName, appName, 663 WS_OVERLAPPEDWINDOW | WS_VISIBLE, 664 CW_USEDEFAULT, CW_USEDEFAULT, 665 CW_USEDEFAULT, CW_USEDEFAULT, 666 hWnd, NULL, hInst, panel); 667 if (!panel->hWnd) return; 668 669 while (GetMessageW(&msg, panel->hWnd, 0, 0)) { 670 TranslateMessage(&msg); 671 DispatchMessageW(&msg); 672 } 673 } 674 675 static void Control_RegisterRegistryApplets(HWND hWnd, CPanel *panel, HKEY hkey_root, LPCWSTR szRepPath) 676 { 677 WCHAR name[MAX_PATH]; 678 WCHAR value[MAX_PATH]; 679 HKEY hkey; 680 681 if (RegOpenKeyW(hkey_root, szRepPath, &hkey) == ERROR_SUCCESS) 682 { 683 int idx = 0; 684 685 for(;; ++idx) 686 { 687 DWORD nameLen = MAX_PATH; 688 DWORD valueLen = MAX_PATH; 689 690 if (RegEnumValueW(hkey, idx, name, &nameLen, NULL, NULL, (LPBYTE)value, &valueLen) != ERROR_SUCCESS) 691 break; 692 693 Control_LoadApplet(hWnd, value, panel); 694 } 695 RegCloseKey(hkey); 696 } 697 } 698 699 static void Control_DoWindow(CPanel* panel, HWND hWnd, HINSTANCE hInst) 700 { 701 static const WCHAR wszRegPath[] = L"SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Control Panel\\Cpls"; 702 HANDLE h; 703 WIN32_FIND_DATAW fd; 704 WCHAR buffer[MAX_PATH]; 705 WCHAR *p; 706 707 /* first add .cpl files in the system directory */ 708 GetSystemDirectoryW( buffer, MAX_PATH ); 709 p = buffer + strlenW(buffer); 710 *p++ = '\\'; 711 lstrcpyW(p, L"*.cpl"); 712 713 if ((h = FindFirstFileW(buffer, &fd)) != INVALID_HANDLE_VALUE) { 714 do { 715 lstrcpyW(p, fd.cFileName); 716 Control_LoadApplet(hWnd, buffer, panel); 717 } while (FindNextFileW(h, &fd)); 718 FindClose(h); 719 } 720 721 /* now check for cpls in the registry */ 722 Control_RegisterRegistryApplets(hWnd, panel, HKEY_LOCAL_MACHINE, wszRegPath); 723 Control_RegisterRegistryApplets(hWnd, panel, HKEY_CURRENT_USER, wszRegPath); 724 725 Control_DoInterface(panel, hWnd, hInst); 726 } 727 728 #else 729 static void Control_DoWindow(CPanel* panel, HWND hWnd, HINSTANCE hInst) 730 { 731 ShellExecuteW(NULL, 732 L"open", 733 L"explorer.exe", 734 L"::{20D04FE0-3AEA-1069-A2D8-08002B30309D}\\::{21EC2020-3AEA-1069-A2DD-08002B30309D}", 735 NULL, 736 SW_SHOWDEFAULT); 737 } 738 #endif 739 740 #ifdef __REACTOS__ 741 742 /** Structure for in and out data when 743 * search for the cpl dialog of first instance 744 */ 745 typedef struct tagAppDlgFindData 746 { 747 PCWSTR szAppFile; /**< Full path to applet library as search parameter */ 748 UINT_PTR sAppletNo; /**< Number of applet in a system control library as search parameter */ 749 ATOM aCPLName; /**< to read window property 'CPLName' */ 750 ATOM aCPLFlags; /**< to read window property 'CPLFlags'*/ 751 HWND hRunDLL; /**< to skip self instance */ 752 HWND hDlgResult; /**< Returned dialog handle or NULL if not found */ 753 } AppDlgFindData; 754 755 /** 756 * Callback function to search applet dialog 757 * @param hwnd A handle to a top-level window. 758 * @param lParam Pointer of AppDlgFindData 759 * @return TRUE: continue enumeration, FALSE: stop enumeration 760 */ 761 static BOOL CALLBACK 762 Control_EnumWinProc( 763 _In_ HWND hwnd, 764 _In_ LPARAM lParam) 765 { 766 AppDlgFindData* pData = (AppDlgFindData*)lParam; 767 WCHAR szClassName[256] = L""; 768 769 if (pData->hRunDLL == hwnd) 770 { 771 // Skip self instance 772 return TRUE; 773 } 774 775 if (GetClassNameW(hwnd, szClassName, _countof(szClassName))) 776 { 777 // Note: A comparison on identical is not possible, the class names are different. 778 // ReactOS: 'rundll32_window' 779 // WinXP: 'RunDLL' 780 // other OS: not checked 781 if (StrStrIW(szClassName, L"rundll32") != NULL) 782 { 783 UINT_PTR sAppletNo; 784 785 sAppletNo = (UINT_PTR)GetPropW(hwnd, (LPTSTR)MAKEINTATOM(pData->aCPLFlags)); 786 if (sAppletNo == pData->sAppletNo) 787 { 788 HANDLE hRes; 789 WCHAR szAppFile[MAX_PATH]; 790 791 hRes = GetPropW(hwnd, (LPTSTR)MAKEINTATOM(pData->aCPLName)); 792 GlobalGetAtomNameW((ATOM)HandleToUlong(hRes), szAppFile, _countof(szAppFile)); 793 if (wcscmp(szAppFile, pData->szAppFile) == 0) 794 { 795 HWND hDialog = GetLastActivePopup(hwnd); 796 if (IsWindow(hDialog)) 797 { 798 pData->hDlgResult = hDialog; 799 return FALSE; // stop enumeration 800 } 801 } 802 } 803 } 804 } 805 return TRUE; // continue enumeration 806 } 807 #endif /* __REACTOS__ */ 808 809 static void Control_DoLaunch(CPanel* panel, HWND hWnd, LPCWSTR wszCmd) 810 /* forms to parse: 811 * foo.cpl,@sp,str 812 * foo.cpl,@sp 813 * foo.cpl,,str 814 * foo.cpl @sp 815 * foo.cpl str 816 * "a path\foo.cpl" 817 */ 818 { 819 LPWSTR buffer; 820 LPWSTR beg = NULL; 821 LPWSTR end; 822 WCHAR ch; 823 LPWSTR ptr; 824 signed sp = -1; 825 LPWSTR extraPmtsBuf = NULL; 826 LPWSTR extraPmts = NULL; 827 BOOL quoted = FALSE; 828 CPlApplet *applet; 829 830 buffer = HeapAlloc(GetProcessHeap(), 0, (lstrlenW(wszCmd) + 1) * sizeof(*wszCmd)); 831 if (!buffer) return; 832 833 end = lstrcpyW(buffer, wszCmd); 834 835 for (;;) { 836 ch = *end; 837 if (ch == '"') quoted = !quoted; 838 if (!quoted && (ch == ' ' || ch == ',' || ch == '\0')) { 839 *end = '\0'; 840 if (beg) { 841 if (*beg == '@') { 842 sp = atoiW(beg + 1); 843 } else if (*beg == '\0') { 844 sp = -1; 845 } else { 846 extraPmtsBuf = beg; 847 } 848 } 849 if (ch == '\0') break; 850 beg = end + 1; 851 if (ch == ' ') while (end[1] == ' ') end++; 852 } 853 end++; 854 } 855 while ((ptr = StrChrW(buffer, '"'))) 856 memmove(ptr, ptr+1, lstrlenW(ptr)*sizeof(WCHAR)); 857 858 /* now check for any quotes in extraPmtsBuf and remove */ 859 if (extraPmtsBuf != NULL) 860 { 861 beg = end = extraPmtsBuf; 862 quoted = FALSE; 863 864 for (;;) { 865 ch = *end; 866 if (ch == '"') quoted = !quoted; 867 if (!quoted && (ch == ' ' || ch == ',' || ch == '\0')) { 868 *end = '\0'; 869 if (beg) { 870 if (*beg != '\0') { 871 extraPmts = beg; 872 } 873 } 874 if (ch == '\0') break; 875 beg = end + 1; 876 if (ch == ' ') while (end[1] == ' ') end++; 877 } 878 end++; 879 } 880 881 while ((ptr = StrChrW(extraPmts, '"'))) 882 memmove(ptr, ptr+1, lstrlenW(ptr)*sizeof(WCHAR)); 883 884 if (extraPmts == NULL) 885 extraPmts = extraPmtsBuf; 886 } 887 888 /* Now check if there had been a numerical value in the extra params */ 889 if ((extraPmts) && (*extraPmts == '@') && (sp == -1)) { 890 sp = atoiW(extraPmts + 1); 891 } 892 893 TRACE("cmd %s, extra %s, sp %d\n", debugstr_w(buffer), debugstr_w(extraPmts), sp); 894 895 applet = Control_LoadApplet(hWnd, buffer, panel); 896 if (applet) 897 { 898 #ifdef __REACTOS__ 899 ULONG_PTR cookie; 900 BOOL bActivated; 901 ATOM aCPLName; 902 ATOM aCPLFlags; 903 ATOM aCPLPath; 904 AppDlgFindData findData; 905 #endif 906 /* we've been given a textual parameter (or none at all) */ 907 if (sp == -1) { 908 while ((++sp) != applet->count) { 909 TRACE("sp %d, name %s\n", sp, debugstr_w(applet->info[sp].name)); 910 911 if (StrCmpIW(extraPmts, applet->info[sp].name) == 0) 912 break; 913 } 914 } 915 916 if (sp >= applet->count) { 917 WARN("Out of bounds (%u >= %u), setting to 0\n", sp, applet->count); 918 sp = 0; 919 } 920 921 #ifdef __REACTOS__ 922 bActivated = (applet->hActCtx != INVALID_HANDLE_VALUE ? ActivateActCtx(applet->hActCtx, &cookie) : FALSE); 923 924 aCPLPath = GlobalFindAtomW(applet->cmd); 925 if (!aCPLPath) 926 { 927 aCPLPath = GlobalAddAtomW(applet->cmd); 928 } 929 930 aCPLName = GlobalFindAtomW(L"CPLName"); 931 if (!aCPLName) 932 { 933 aCPLName = GlobalAddAtomW(L"CPLName"); 934 } 935 936 aCPLFlags = GlobalFindAtomW(L"CPLFlags"); 937 if (!aCPLFlags) 938 { 939 aCPLFlags = GlobalAddAtomW(L"CPLFlags"); 940 } 941 942 findData.szAppFile = applet->cmd; 943 findData.sAppletNo = (UINT_PTR)(sp + 1); 944 findData.aCPLName = aCPLName; 945 findData.aCPLFlags = aCPLFlags; 946 findData.hRunDLL = applet->hWnd; 947 findData.hDlgResult = NULL; 948 // Find the dialog of this applet in the first instance. 949 // Note: The simpler functions "FindWindow" or "FindWindowEx" does not find this type of dialogs. 950 EnumWindows(Control_EnumWinProc, (LPARAM)&findData); 951 if (findData.hDlgResult) 952 { 953 BringWindowToTop(findData.hDlgResult); 954 } 955 else 956 { 957 SetPropW(applet->hWnd, (LPTSTR)MAKEINTATOM(aCPLName), (HANDLE)MAKEINTATOM(aCPLPath)); 958 SetPropW(applet->hWnd, (LPTSTR)MAKEINTATOM(aCPLFlags), UlongToHandle(sp + 1)); 959 #endif 960 961 if (!applet->proc(applet->hWnd, CPL_STARTWPARMSW, sp, (LPARAM)extraPmts)) 962 applet->proc(applet->hWnd, CPL_DBLCLK, sp, applet->info[sp].data); 963 #ifdef __REACTOS__ 964 RemovePropW(applet->hWnd, applet->cmd); 965 GlobalDeleteAtom(aCPLPath); 966 } 967 #endif 968 969 Control_UnloadApplet(applet); 970 971 #ifdef __REACTOS__ 972 if (bActivated) 973 DeactivateActCtx(0, cookie); 974 #endif 975 976 } 977 978 HeapFree(GetProcessHeap(), 0, buffer); 979 } 980 981 /************************************************************************* 982 * Control_RunDLLW [SHELL32.@] 983 * 984 */ 985 void WINAPI Control_RunDLLW(HWND hWnd, HINSTANCE hInst, LPCWSTR cmd, DWORD nCmdShow) 986 { 987 CPanel panel; 988 989 TRACE("(%p, %p, %s, 0x%08x)\n", 990 hWnd, hInst, debugstr_w(cmd), nCmdShow); 991 992 #ifndef __REACTOS__ 993 memset(&panel, 0, sizeof(panel)); 994 list_init( &panel.applets ); 995 #endif 996 997 if (!cmd || !*cmd) { 998 Control_DoWindow(&panel, hWnd, hInst); 999 } else { 1000 Control_DoLaunch(&panel, hWnd, cmd); 1001 } 1002 } 1003 1004 /************************************************************************* 1005 * Control_RunDLLA [SHELL32.@] 1006 * 1007 */ 1008 void WINAPI Control_RunDLLA(HWND hWnd, HINSTANCE hInst, LPCSTR cmd, DWORD nCmdShow) 1009 { 1010 DWORD len = MultiByteToWideChar(CP_ACP, 0, cmd, -1, NULL, 0 ); 1011 LPWSTR wszCmd = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR)); 1012 if (wszCmd && MultiByteToWideChar(CP_ACP, 0, cmd, -1, wszCmd, len )) 1013 { 1014 Control_RunDLLW(hWnd, hInst, wszCmd, nCmdShow); 1015 } 1016 HeapFree(GetProcessHeap(), 0, wszCmd); 1017 } 1018 1019 /************************************************************************* 1020 * Control_FillCache_RunDLLW [SHELL32.@] 1021 * 1022 */ 1023 HRESULT WINAPI Control_FillCache_RunDLLW(HWND hWnd, HANDLE hModule, DWORD w, DWORD x) 1024 { 1025 FIXME("%p %p 0x%08x 0x%08x stub\n", hWnd, hModule, w, x); 1026 return S_OK; 1027 } 1028 1029 /************************************************************************* 1030 * Control_FillCache_RunDLLA [SHELL32.@] 1031 * 1032 */ 1033 HRESULT WINAPI Control_FillCache_RunDLLA(HWND hWnd, HANDLE hModule, DWORD w, DWORD x) 1034 { 1035 return Control_FillCache_RunDLLW(hWnd, hModule, w, x); 1036 } 1037 1038 1039 #ifdef __REACTOS__ 1040 /************************************************************************* 1041 * RunDll_CallEntry16 [SHELL32.122] 1042 * the name is OK (when written with Dll, and not DLL as in Wine!) 1043 */ 1044 void WINAPI RunDll_CallEntry16( DWORD proc, HWND hwnd, HINSTANCE inst, 1045 LPCSTR cmdline, INT cmdshow ) 1046 { 1047 FIXME( "proc %lx hwnd %p inst %p cmdline %s cmdshow %d\n", 1048 proc, hwnd, inst, debugstr_a(cmdline), cmdshow ); 1049 } 1050 #endif 1051 1052 /************************************************************************* 1053 * CallCPLEntry16 [SHELL32.166] 1054 * 1055 * called by desk.cpl on "Advanced" with: 1056 * hMod("DeskCp16.Dll"), pFunc("CplApplet"), 0, 1, 0xc, 0 1057 * 1058 */ 1059 #ifndef __REACTOS__ 1060 DWORD WINAPI CallCPLEntry16(HMODULE hMod, FARPROC pFunc, DWORD dw3, DWORD dw4, DWORD dw5, DWORD dw6) 1061 #else 1062 DECLARE_HANDLE(FARPROC16); 1063 LRESULT WINAPI CallCPLEntry16(HINSTANCE hMod, FARPROC16 pFunc, HWND dw3, UINT dw4, LPARAM dw5, LPARAM dw6) 1064 #endif 1065 { 1066 FIXME("(%p, %p, %08x, %08x, %08x, %08x): stub.\n", hMod, pFunc, dw3, dw4, dw5, dw6); 1067 return 0x0deadbee; 1068 } 1069