reactos/dll/win32/shell32/wine/control.c

   1 /* Control Panel management
   2  *
   3  * Copyright 2001 Eric Pouech
   4  * Copyright 2008 Owen Rudge
   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 <assert.h>
  22
  23 #define WIN32_NO_STATUS
  24 #define _INC_WINDOWS
  25
  26 #include <windef.h>
  27 #include <winbase.h>
  28 #define NO_SHLWAPI_REG
  29 #include <shlwapi.h>
  30 #include <shellapi.h>
  31 #include <wine/debug.h>
  32
  33 #include <strsafe.h>
  34
  35 #include "cpanel.h"
  36 #include "wine/unicode.h"
  37
  38 WINE_DEFAULT_DEBUG_CHANNEL(shlctrl);
  39
  40 void Control_UnloadApplet(CPlApplet* applet)
  41 {
  42     unsigned    i;
  43
  44     for (i = 0; i < applet->count; i++)
  45         applet->proc(applet->hWnd, CPL_STOP, i, applet->info[i].data);
  46
  47     if (applet->proc) applet->proc(applet->hWnd, CPL_EXIT, 0L, 0L);
  48     FreeLibrary(applet->hModule);
  49 #ifndef __REACTOS__
  50     list_remove( &applet->entry );
  51 #endif
  52     HeapFree(GetProcessHeap(), 0, applet->cmd);
  53     HeapFree(GetProcessHeap(), 0, applet);
  54 }
  55
  56 CPlApplet*      Control_LoadApplet(HWND hWnd, LPCWSTR cmd, CPanel* panel)
  57 {
  58 #ifdef __REACTOS__
  59     ACTCTXW ActCtx = {sizeof(ACTCTX), ACTCTX_FLAG_RESOURCE_NAME_VALID};
  60     ULONG_PTR cookie;
  61     BOOL bActivated;
  62     WCHAR fileBuffer[MAX_PATH];
  63 #endif
  64     CPlApplet*  applet;
  65     DWORD len;
  66     unsigned    i;
  67     CPLINFO     info;
  68     NEWCPLINFOW newinfo;
  69
  70     if (!(applet = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*applet))))
  71        return applet;
  72
  73     len = ExpandEnvironmentStringsW(cmd, NULL, 0);
  74     if (len > 0)
  75     {
  76         if (!(applet->cmd = HeapAlloc(GetProcessHeap(), 0, (len+1) * sizeof(WCHAR))))
  77         {
  78             WARN("Cannot allocate memory for applet path\n");
  79             goto theError;
  80         }
  81         ExpandEnvironmentStringsW(cmd, applet->cmd, len+1);
  82     }
  83     else
  84     {
  85         WARN("Cannot expand applet path\n");
  86         goto theError;
  87     }
  88
  89     applet->hWnd = hWnd;
  90
  91 #ifdef __REACTOS__
  92     StringCchCopy(fileBuffer, MAX_PATH, applet->cmd);
  93     if (PathIsFileSpecW(fileBuffer))
  94         SearchPath(NULL, fileBuffer, NULL, MAX_PATH, fileBuffer, NULL);
  95     ActCtx.lpSource = fileBuffer;
  96     ActCtx.lpResourceName = (LPCWSTR)123;
  97     applet->hActCtx = CreateActCtx(&ActCtx);
  98     bActivated = (applet->hActCtx != INVALID_HANDLE_VALUE ? ActivateActCtx(applet->hActCtx, &cookie) : FALSE);
  99 #endif
 100
 101     if (!(applet->hModule = LoadLibraryW(applet->cmd))) {
 102         WARN("Cannot load control panel applet %s\n", debugstr_w(applet->cmd));
 103         goto theError;
 104     }
 105     if (!(applet->proc = (APPLET_PROC)GetProcAddress(applet->hModule, "CPlApplet"))) {
 106         WARN("Not a valid control panel applet %s\n", debugstr_w(applet->cmd));
 107         goto theError;
 108     }
 109     if (!applet->proc(hWnd, CPL_INIT, 0L, 0L)) {
 110         WARN("Init of applet has failed\n");
 111         goto theError;
 112     }
 113     if ((applet->count = applet->proc(hWnd, CPL_GETCOUNT, 0L, 0L)) == 0) {
 114         WARN("No subprogram in applet\n");
 115         applet->proc(applet->hWnd, CPL_EXIT, 0, 0);
 116         goto theError;
 117     }
 118
 119     applet = HeapReAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, applet,
 120                          FIELD_OFFSET( CPlApplet, info[applet->count] ));
 121
 122     for (i = 0; i < applet->count; i++) {
 123        ZeroMemory(&newinfo, sizeof(newinfo));
 124        newinfo.dwSize = sizeof(NEWCPLINFOA);
 125        applet->info[i].helpfile[0] = 0;
 126        /* proc is supposed to return a null value upon success for
 127         * CPL_INQUIRE and CPL_NEWINQUIRE
 128         * However, real drivers don't seem to behave like this
 129         * So, use introspection rather than return value
 130         */
 131        applet->proc(hWnd, CPL_INQUIRE, i, (LPARAM)&info);
 132        applet->info[i].data = info.lData;
 133 #ifdef __REACTOS__
 134        applet->info[i].idIcon = info.idIcon;
 135 #endif
 136
 137        if (info.idIcon != CPL_DYNAMIC_RES)
 138            applet->info[i].icon = LoadIconW(applet->hModule, MAKEINTRESOURCEW(info.idIcon));
 139        if (info.idName != CPL_DYNAMIC_RES)
 140            LoadStringW(applet->hModule, info.idName,
 141                        applet->info[i].name, sizeof(applet->info[i].name) / sizeof(WCHAR));
 142        if (info.idInfo != CPL_DYNAMIC_RES)
 143            LoadStringW(applet->hModule, info.idInfo,
 144                        applet->info[i].info, sizeof(applet->info[i].info) / sizeof(WCHAR));
 145
 146        /* some broken control panels seem to return incorrect values in CPL_INQUIRE,
 147           but proper data in CPL_NEWINQUIRE. if we get an empty string or a null
 148           icon, see what we can get from CPL_NEWINQUIRE */
 149
 150        if (!applet->info[i].name[0]) info.idName = CPL_DYNAMIC_RES;
 151
 152        /* zero-length szInfo may not be a buggy applet, but it doesn't hurt for us
 153           to check anyway */
 154
 155        if (!applet->info[i].info[0]) info.idInfo = CPL_DYNAMIC_RES;
 156
 157        if (applet->info[i].icon == NULL)
 158            info.idIcon = CPL_DYNAMIC_RES;
 159
 160        if ((info.idIcon == CPL_DYNAMIC_RES) || (info.idName == CPL_DYNAMIC_RES) ||
 161            (info.idInfo == CPL_DYNAMIC_RES)) {
 162            applet->proc(hWnd, CPL_NEWINQUIRE, i, (LPARAM)&newinfo);
 163
 164            applet->info[i].data = newinfo.lData;
 165            if (info.idIcon == CPL_DYNAMIC_RES) {
 166                if (!newinfo.hIcon) WARN("couldn't get icon for applet %u\n", i);
 167                applet->info[i].icon = newinfo.hIcon;
 168            }
 169            if (newinfo.dwSize == sizeof(NEWCPLINFOW)) {
 170                if (info.idName == CPL_DYNAMIC_RES)
 171                    memcpy(applet->info[i].name, newinfo.szName, sizeof(newinfo.szName));
 172                if (info.idInfo == CPL_DYNAMIC_RES)
 173                    memcpy(applet->info[i].info, newinfo.szInfo, sizeof(newinfo.szInfo));
 174                memcpy(applet->info[i].helpfile, newinfo.szHelpFile, sizeof(newinfo.szHelpFile));
 175            } else {
 176                if (info.idName == CPL_DYNAMIC_RES)
 177                    MultiByteToWideChar(CP_ACP, 0, ((LPNEWCPLINFOA)&newinfo)->szName,
 178                                        sizeof(((LPNEWCPLINFOA)&newinfo)->szName) / sizeof(CHAR),
 179                                        applet->info[i].name, sizeof(applet->info[i].name) / sizeof(WCHAR));
 180                if (info.idInfo == CPL_DYNAMIC_RES)
 181                    MultiByteToWideChar(CP_ACP, 0, ((LPNEWCPLINFOA)&newinfo)->szInfo,
 182                                        sizeof(((LPNEWCPLINFOA)&newinfo)->szInfo) / sizeof(CHAR),
 183                                        applet->info[i].info, sizeof(applet->info[i].info) / sizeof(WCHAR));
 184                MultiByteToWideChar(CP_ACP, 0, ((LPNEWCPLINFOA)&newinfo)->szHelpFile,
 185                                    sizeof(((LPNEWCPLINFOA)&newinfo)->szHelpFile) / sizeof(CHAR),
 186                                    applet->info[i].helpfile,
 187                                    sizeof(applet->info[i].helpfile) / sizeof(WCHAR));
 188            }
 189        }
 190     }
 191
 192 #ifdef __REACTOS__
 193     if (bActivated)
 194         DeactivateActCtx(0, cookie);
 195 #endif
 196
 197 #ifndef __REACTOS__
 198     list_add_head( &panel->applets, &applet->entry );
 199 #endif
 200
 201     return applet;
 202
 203  theError:
 204     FreeLibrary(applet->hModule);
 205     HeapFree(GetProcessHeap(), 0, applet->cmd);
 206     HeapFree(GetProcessHeap(), 0, applet);
 207     return NULL;
 208 }
 209
 210 #ifndef __REACTOS__
 211
 212 #define IDC_LISTVIEW        1000
 213 #define IDC_STATUSBAR       1001
 214
 215 #define NUM_COLUMNS            2
 216 #define LISTVIEW_DEFSTYLE   (WS_CHILD | WS_VISIBLE | WS_TABSTOP |\
 217                              LVS_SORTASCENDING | LVS_AUTOARRANGE | LVS_SINGLESEL)
 218
 219 static BOOL Control_CreateListView (CPanel *panel)
 220 {
 221     RECT ws, sb;
 222     WCHAR empty_string[] = {0};
 223     WCHAR buf[MAX_STRING_LEN];
 224     LVCOLUMNW lvc;
 225
 226     /* Create list view */
 227     GetClientRect(panel->hWndStatusBar, &sb);
 228     GetClientRect(panel->hWnd, &ws);
 229
 230     panel->hWndListView = CreateWindowExW(WS_EX_CLIENTEDGE, WC_LISTVIEWW,
 231                           empty_string, LISTVIEW_DEFSTYLE | LVS_ICON,
 232                           0, 0, ws.right - ws.left, ws.bottom - ws.top -
 233                           (sb.bottom - sb.top), panel->hWnd,
 234                           (HMENU) IDC_LISTVIEW, panel->hInst, NULL);
 235
 236     if (!panel->hWndListView)
 237         return FALSE;
 238
 239     /* Create image lists for list view */
 240     panel->hImageListSmall = ImageList_Create(GetSystemMetrics(SM_CXSMICON),
 241         GetSystemMetrics(SM_CYSMICON), ILC_COLOR32 | ILC_MASK, 1, 1);
 242     panel->hImageListLarge = ImageList_Create(GetSystemMetrics(SM_CXICON),
 243         GetSystemMetrics(SM_CYICON), ILC_COLOR32 | ILC_MASK, 1, 1);
 244
 245     SendMessageW(panel->hWndListView, LVM_SETIMAGELIST, LVSIL_SMALL, (LPARAM)panel->hImageListSmall);
 246     SendMessageW(panel->hWndListView, LVM_SETIMAGELIST, LVSIL_NORMAL, (LPARAM)panel->hImageListLarge);
 247
 248     /* Create columns for list view */
 249     lvc.mask = LVCF_FMT | LVCF_TEXT | LVCF_SUBITEM | LVCF_WIDTH;
 250     lvc.pszText = buf;
 251     lvc.fmt = LVCFMT_LEFT;
 252
 253     /* Name column */
 254     lvc.iSubItem = 0;
 255     lvc.cx = (ws.right - ws.left) / 3;
 256     LoadStringW(shell32_hInstance, IDS_CPANEL_NAME, buf, sizeof(buf) / sizeof(buf[0]));
 257
 258     if (ListView_InsertColumnW(panel->hWndListView, 0, &lvc) == -1)
 259         return FALSE;
 260
 261     /* Description column */
 262     lvc.iSubItem = 1;
 263     lvc.cx = ((ws.right - ws.left) / 3) * 2;
 264     LoadStringW(shell32_hInstance, IDS_CPANEL_DESCRIPTION, buf, sizeof(buf) /
 265         sizeof(buf[0]));
 266
 267     if (ListView_InsertColumnW(panel->hWndListView, 1, &lvc) == -1)
 268         return FALSE;
 269
 270     return(TRUE);
 271 }
 272
 273 static void      Control_WndProc_Create(HWND hWnd, const CREATESTRUCTW* cs)
 274 {
 275    CPanel* panel = cs->lpCreateParams;
 276    HMENU hMenu, hSubMenu;
 277    CPlApplet* applet;
 278    MENUITEMINFOW mii;
 279    unsigned int i;
 280    int menucount, index;
 281    CPlItem *item;
 282    LVITEMW lvItem;
 283    INITCOMMONCONTROLSEX icex;
 284    INT sb_parts;
 285    int itemidx;
 286
 287    SetWindowLongPtrW(hWnd, 0, (LONG_PTR)panel);
 288    panel->hWnd = hWnd;
 289
 290    /* Initialise common control DLL */
 291    icex.dwSize = sizeof(INITCOMMONCONTROLSEX);
 292    icex.dwICC = ICC_LISTVIEW_CLASSES | ICC_BAR_CLASSES;
 293    InitCommonControlsEx(&icex);
 294
 295    /* create the status bar */
 296    if (!(panel->hWndStatusBar = CreateStatusWindowW(WS_CHILD | WS_VISIBLE | CCS_BOTTOM | SBARS_SIZEGRIP, NULL, hWnd, IDC_STATUSBAR)))
 297        return;
 298
 299    sb_parts = -1;
 300    SendMessageW(panel->hWndStatusBar, SB_SETPARTS, 1, (LPARAM) &sb_parts);
 301
 302    /* create the list view */
 303    if (!Control_CreateListView(panel))
 304        return;
 305
 306    hMenu = LoadMenuW(shell32_hInstance, MAKEINTRESOURCEW(MENU_CPANEL));
 307
 308    /* insert menu items for applets */
 309    hSubMenu = GetSubMenu(hMenu, 0);
 310    menucount = 0;
 311
 312    LIST_FOR_EACH_ENTRY( applet, &panel->applets, CPlApplet, entry )
 313    {
 314       for (i = 0; i < applet->count; i++) {
 315          /* set up a CPlItem for this particular subprogram */
 316          item = HeapAlloc(GetProcessHeap(), 0, sizeof(CPlItem));
 317
 318          if (!item)
 319             continue;
 320
 321          item->applet = applet;
 322          item->id = i;
 323
 324          mii.cbSize = sizeof(MENUITEMINFOW);
 325          mii.fMask = MIIM_ID | MIIM_STRING | MIIM_DATA;
 326          mii.dwTypeData = applet->info[i].name;
 327          mii.cch = sizeof(applet->info[i].name) / sizeof(WCHAR);
 328          mii.wID = IDM_CPANEL_APPLET_BASE + menucount;
 329          mii.dwItemData = (ULONG_PTR)item;
 330
 331          if (InsertMenuItemW(hSubMenu, menucount, TRUE, &mii)) {
 332             /* add the list view item */
 333             HICON icon = applet->info[i].icon;
 334             if (!icon) icon = LoadImageW( 0, (LPCWSTR)IDI_WINLOGO, IMAGE_ICON, 0, 0, LR_SHARED );
 335             index = ImageList_AddIcon(panel->hImageListLarge, icon);
 336             ImageList_AddIcon(panel->hImageListSmall, icon);
 337
 338             lvItem.mask = LVIF_IMAGE | LVIF_TEXT | LVIF_PARAM;
 339             lvItem.iItem = menucount;
 340             lvItem.iSubItem = 0;
 341             lvItem.pszText = applet->info[i].name;
 342             lvItem.iImage = index;
 343             lvItem.lParam = (LPARAM) item;
 344
 345             itemidx = ListView_InsertItemW(panel->hWndListView, &lvItem);
 346
 347             /* add the description */
 348             ListView_SetItemTextW(panel->hWndListView, itemidx, 1, applet->info[i].info);
 349
 350             /* update menu bar, increment count */
 351             DrawMenuBar(hWnd);
 352             menucount++;
 353          }
 354       }
 355    }
 356
 357    panel->total_subprogs = menucount;
 358
 359    /* check the "large items" icon in the View menu */
 360    hSubMenu = GetSubMenu(hMenu, 1);
 361    CheckMenuRadioItem(hSubMenu, FCIDM_SHVIEW_BIGICON, FCIDM_SHVIEW_REPORTVIEW,
 362       FCIDM_SHVIEW_BIGICON, MF_BYCOMMAND);
 363
 364    SetMenu(hWnd, hMenu);
 365 }
 366
 367 static void Control_FreeCPlItems(HWND hWnd, CPanel *panel)
 368 {
 369     HMENU hMenu, hSubMenu;
 370     MENUITEMINFOW mii;
 371     unsigned int i;
 372
 373     /* get the File menu */
 374     hMenu = GetMenu(hWnd);
 375
 376     if (!hMenu)
 377         return;
 378
 379     hSubMenu = GetSubMenu(hMenu, 0);
 380
 381     if (!hSubMenu)
 382         return;
 383
 384     /* loop and free the item data */
 385     for (i = IDM_CPANEL_APPLET_BASE; i <= IDM_CPANEL_APPLET_BASE + panel->total_subprogs; i++)
 386     {
 387         mii.cbSize = sizeof(MENUITEMINFOW);
 388         mii.fMask = MIIM_DATA;
 389
 390         if (!GetMenuItemInfoW(hSubMenu, i, FALSE, &mii))
 391             continue;
 392
 393         HeapFree(GetProcessHeap(), 0, (LPVOID) mii.dwItemData);
 394     }
 395 }
 396
 397 static void Control_UpdateListViewStyle(CPanel *panel, UINT style, UINT id)
 398 {
 399     HMENU hMenu, hSubMenu;
 400
 401     SetWindowLongW(panel->hWndListView, GWL_STYLE, LISTVIEW_DEFSTYLE | style);
 402
 403     /* update the menu */
 404     hMenu = GetMenu(panel->hWnd);
 405     hSubMenu = GetSubMenu(hMenu, 1);
 406
 407     CheckMenuRadioItem(hSubMenu, FCIDM_SHVIEW_BIGICON, FCIDM_SHVIEW_REPORTVIEW,
 408         id, MF_BYCOMMAND);
 409 }
 410
 411 static CPlItem* Control_GetCPlItem_From_MenuID(HWND hWnd, UINT id)
 412 {
 413     HMENU hMenu, hSubMenu;
 414     MENUITEMINFOW mii;
 415
 416     /* retrieve the CPlItem structure from the menu item data */
 417     hMenu = GetMenu(hWnd);
 418
 419     if (!hMenu)
 420         return NULL;
 421
 422     hSubMenu = GetSubMenu(hMenu, 0);
 423
 424     if (!hSubMenu)
 425         return NULL;
 426
 427     mii.cbSize = sizeof(MENUITEMINFOW);
 428     mii.fMask = MIIM_DATA;
 429
 430     if (!GetMenuItemInfoW(hSubMenu, id, FALSE, &mii))
 431         return NULL;
 432
 433     return (CPlItem *) mii.dwItemData;
 434 }
 435
 436 static CPlItem* Control_GetCPlItem_From_ListView(CPanel *panel)
 437 {
 438     LVITEMW lvItem;
 439     int selitem;
 440
 441     selitem = SendMessageW(panel->hWndListView, LVM_GETNEXTITEM, -1, LVNI_FOCUSED
 442         | LVNI_SELECTED);
 443
 444     if (selitem != -1)
 445     {
 446         lvItem.iItem = selitem;
 447         lvItem.mask = LVIF_PARAM;
 448
 449         if (SendMessageW(panel->hWndListView, LVM_GETITEMW, 0, (LPARAM) &lvItem))
 450             return (CPlItem *) lvItem.lParam;
 451     }
 452
 453     return NULL;
 454 }
 455
 456 static void Control_StartApplet(HWND hWnd, CPlItem *item)
 457 {
 458     WCHAR verbOpen[] = {'c','p','l','o','p','e','n',0};
 459     WCHAR format[] = {'@','%','d',0};
 460     WCHAR param[MAX_PATH];
 461
 462     /* execute the applet if item is valid */
 463     if (item)
 464     {
 465         wsprintfW(param, format, item->id);
 466         ShellExecuteW(hWnd, verbOpen, item->applet->cmd, param, NULL, SW_SHOW);
 467     }
 468 }
 469
 470 static LRESULT WINAPI   Control_WndProc(HWND hWnd, UINT wMsg,
 471                                         WPARAM lParam1, LPARAM lParam2)
 472 {
 473    CPanel*      panel = (CPanel*)GetWindowLongPtrW(hWnd, 0);
 474
 475    if (panel || wMsg == WM_CREATE) {
 476       switch (wMsg) {
 477       case WM_CREATE:
 478          Control_WndProc_Create(hWnd, (CREATESTRUCTW*)lParam2);
 479          return 0;
 480       case WM_DESTROY:
 481          {
 482              CPlApplet *applet, *next;
 483              LIST_FOR_EACH_ENTRY_SAFE( applet, next, &panel->applets, CPlApplet, entry )
 484                  Control_UnloadApplet(applet);
 485          }
 486          Control_FreeCPlItems(hWnd, panel);
 487          PostQuitMessage(0);
 488          break;
 489       case WM_COMMAND:
 490          switch (LOWORD(lParam1))
 491          {
 492              case IDM_CPANEL_EXIT:
 493                  SendMessageW(hWnd, WM_CLOSE, 0, 0);
 494                  return 0;
 495
 496              case IDM_CPANEL_ABOUT:
 497                  {
 498                      WCHAR appName[MAX_STRING_LEN];
 499                      HICON icon = LoadImageW(shell32_hInstance, MAKEINTRESOURCEW(IDI_SHELL_CONTROL_PANEL),
 500                                              IMAGE_ICON, 48, 48, LR_SHARED);
 501
 502                      LoadStringW(shell32_hInstance, IDS_CPANEL_TITLE, appName,
 503                          sizeof(appName) / sizeof(appName[0]));
 504                      ShellAboutW(hWnd, appName, NULL, icon);
 505
 506                      return 0;
 507                  }
 508
 509              case FCIDM_SHVIEW_BIGICON:
 510                  Control_UpdateListViewStyle(panel, LVS_ICON, FCIDM_SHVIEW_BIGICON);
 511                  return 0;
 512
 513              case FCIDM_SHVIEW_SMALLICON:
 514                  Control_UpdateListViewStyle(panel, LVS_SMALLICON, FCIDM_SHVIEW_SMALLICON);
 515                  return 0;
 516
 517              case FCIDM_SHVIEW_LISTVIEW:
 518                  Control_UpdateListViewStyle(panel, LVS_LIST, FCIDM_SHVIEW_LISTVIEW);
 519                  return 0;
 520
 521              case FCIDM_SHVIEW_REPORTVIEW:
 522                  Control_UpdateListViewStyle(panel, LVS_REPORT, FCIDM_SHVIEW_REPORTVIEW);
 523                  return 0;
 524
 525              default:
 526                  /* check if this is an applet */
 527                  if ((LOWORD(lParam1) >= IDM_CPANEL_APPLET_BASE) &&
 528                      (LOWORD(lParam1) <= IDM_CPANEL_APPLET_BASE + panel->total_subprogs))
 529                  {
 530                      Control_StartApplet(hWnd, Control_GetCPlItem_From_MenuID(hWnd, LOWORD(lParam1)));
 531                      return 0;
 532                  }
 533
 534                  break;
 535          }
 536
 537          break;
 538
 539       case WM_NOTIFY:
 540       {
 541           LPNMHDR nmh = (LPNMHDR) lParam2;
 542
 543           switch (nmh->idFrom)
 544           {
 545               case IDC_LISTVIEW:
 546                   switch (nmh->code)
 547                   {
 548                       case NM_RETURN:
 549                       case NM_DBLCLK:
 550                       {
 551                           Control_StartApplet(hWnd, Control_GetCPlItem_From_ListView(panel));
 552                           return 0;
 553                       }
 554                       case LVN_ITEMCHANGED:
 555                       {
 556                           CPlItem *item = Control_GetCPlItem_From_ListView(panel);
 557
 558                           /* update the status bar if item is valid */
 559                           if (item)
 560                               SetWindowTextW(panel->hWndStatusBar, item->applet->info[item->id].info);
 561                           else
 562                               SetWindowTextW(panel->hWndStatusBar, NULL);
 563
 564                           return 0;
 565                       }
 566                   }
 567
 568                   break;
 569           }
 570
 571           break;
 572       }
 573
 574       case WM_MENUSELECT:
 575           /* check if this is an applet */
 576           if ((LOWORD(lParam1) >= IDM_CPANEL_APPLET_BASE) &&
 577               (LOWORD(lParam1) <= IDM_CPANEL_APPLET_BASE + panel->total_subprogs))
 578           {
 579               CPlItem *item = Control_GetCPlItem_From_MenuID(hWnd, LOWORD(lParam1));
 580
 581               /* update the status bar if item is valid */
 582               if (item)
 583                   SetWindowTextW(panel->hWndStatusBar, item->applet->info[item->id].info);
 584           }
 585           else if ((HIWORD(lParam1) == 0xFFFF) && (lParam2 == 0))
 586           {
 587               /* reset status bar description to that of the selected icon */
 588               CPlItem *item = Control_GetCPlItem_From_ListView(panel);
 589
 590               if (item)
 591                   SetWindowTextW(panel->hWndStatusBar, item->applet->info[item->id].info);
 592               else
 593                   SetWindowTextW(panel->hWndStatusBar, NULL);
 594
 595               return 0;
 596           }
 597           else
 598               SetWindowTextW(panel->hWndStatusBar, NULL);
 599
 600           return 0;
 601
 602       case WM_SIZE:
 603       {
 604           HDWP hdwp;
 605           RECT sb;
 606
 607           hdwp = BeginDeferWindowPos(2);
 608
 609           if (hdwp == NULL)
 610               break;
 611
 612           GetClientRect(panel->hWndStatusBar, &sb);
 613
 614           hdwp = DeferWindowPos(hdwp, panel->hWndListView, NULL, 0, 0,
 615               LOWORD(lParam2), HIWORD(lParam2) - (sb.bottom - sb.top),
 616               SWP_NOZORDER | SWP_NOMOVE);
 617
 618           if (hdwp == NULL)
 619               break;
 620
 621           hdwp = DeferWindowPos(hdwp, panel->hWndStatusBar, NULL, 0, 0,
 622               LOWORD(lParam2), LOWORD(lParam1), SWP_NOZORDER | SWP_NOMOVE);
 623
 624           if (hdwp != NULL)
 625               EndDeferWindowPos(hdwp);
 626
 627           return 0;
 628       }
 629      }
 630    }
 631
 632    return DefWindowProcW(hWnd, wMsg, lParam1, lParam2);
 633 }
 634
 635 static void    Control_DoInterface(CPanel* panel, HWND hWnd, HINSTANCE hInst)
 636 {
 637     WNDCLASSEXW wc;
 638     MSG         msg;
 639     WCHAR appName[MAX_STRING_LEN];
 640     const WCHAR className[] = {'S','h','e','l','l','_','C','o','n','t','r','o',
 641         'l','_','W','n','d','C','l','a','s','s',0};
 642
 643     LoadStringW(shell32_hInstance, IDS_CPANEL_TITLE, appName, sizeof(appName) / sizeof(appName[0]));
 644
 645     wc.cbSize = sizeof(wc);
 646     wc.style = CS_HREDRAW|CS_VREDRAW;
 647     wc.lpfnWndProc = Control_WndProc;
 648     wc.cbClsExtra = 0;
 649     wc.cbWndExtra = sizeof(CPlApplet*);
 650     wc.hInstance = panel->hInst = hInst;
 651     wc.hIcon = LoadIconW( shell32_hInstance, MAKEINTRESOURCEW(IDI_SHELL_CONTROL_PANEL) );
 652     wc.hCursor = LoadCursorW( 0, (LPWSTR)IDC_ARROW );
 653     wc.hbrBackground = GetStockObject(WHITE_BRUSH);
 654     wc.lpszMenuName = NULL;
 655     wc.lpszClassName = className;
 656     wc.hIconSm = LoadImageW( shell32_hInstance, MAKEINTRESOURCEW(IDI_SHELL_CONTROL_PANEL), IMAGE_ICON,
 657                              GetSystemMetrics(SM_CXSMICON), GetSystemMetrics(SM_CYSMICON), LR_SHARED);
 658
 659     if (!RegisterClassExW(&wc)) return;
 660
 661     CreateWindowExW(0, wc.lpszClassName, appName,
 662                     WS_OVERLAPPEDWINDOW | WS_VISIBLE,
 663                     CW_USEDEFAULT, CW_USEDEFAULT,
 664                     CW_USEDEFAULT, CW_USEDEFAULT,
 665                     hWnd, NULL, hInst, panel);
 666     if (!panel->hWnd) return;
 667
 668     while (GetMessageW(&msg, panel->hWnd, 0, 0)) {
 669         TranslateMessage(&msg);
 670         DispatchMessageW(&msg);
 671     }
 672 }
 673
 674 static void Control_RegisterRegistryApplets(HWND hWnd, CPanel *panel, HKEY hkey_root, LPCWSTR szRepPath)
 675 {
 676     WCHAR name[MAX_PATH];
 677     WCHAR value[MAX_PATH];
 678     HKEY hkey;
 679
 680     if (RegOpenKeyW(hkey_root, szRepPath, &hkey) == ERROR_SUCCESS)
 681     {
 682         int idx = 0;
 683
 684         for(;; ++idx)
 685         {
 686             DWORD nameLen = MAX_PATH;
 687             DWORD valueLen = MAX_PATH;
 688
 689             if (RegEnumValueW(hkey, idx, name, &nameLen, NULL, NULL, (LPBYTE)value, &valueLen) != ERROR_SUCCESS)
 690                 break;
 691
 692             Control_LoadApplet(hWnd, value, panel);
 693         }
 694         RegCloseKey(hkey);
 695     }
 696 }
 697
 698 static  void    Control_DoWindow(CPanel* panel, HWND hWnd, HINSTANCE hInst)
 699 {
 700     HANDLE              h;
 701     WIN32_FIND_DATAW    fd;
 702     WCHAR               buffer[MAX_PATH];
 703     static const WCHAR wszAllCpl[] = {'*','.','c','p','l',0};
 704     static const WCHAR wszRegPath[] = {'S','O','F','T','W','A','R','E','\\','M','i','c','r','o','s','o','f','t',
 705             '\\','W','i','n','d','o','w','s','\\','C','u','r','r','e','n','t','V','e','r','s','i','o','n',
 706             '\\','C','o','n','t','r','o','l',' ','P','a','n','e','l','\\','C','p','l','s',0};
 707     WCHAR *p;
 708
 709     /* first add .cpl files in the system directory */
 710     GetSystemDirectoryW( buffer, MAX_PATH );
 711     p = buffer + strlenW(buffer);
 712     *p++ = '\\';
 713     lstrcpyW(p, wszAllCpl);
 714
 715     if ((h = FindFirstFileW(buffer, &fd)) != INVALID_HANDLE_VALUE) {
 716         do {
 717            lstrcpyW(p, fd.cFileName);
 718            Control_LoadApplet(hWnd, buffer, panel);
 719         } while (FindNextFileW(h, &fd));
 720         FindClose(h);
 721     }
 722
 723     /* now check for cpls in the registry */
 724     Control_RegisterRegistryApplets(hWnd, panel, HKEY_LOCAL_MACHINE, wszRegPath);
 725     Control_RegisterRegistryApplets(hWnd, panel, HKEY_CURRENT_USER, wszRegPath);
 726
 727     Control_DoInterface(panel, hWnd, hInst);
 728 }
 729
 730 #else
 731 static  void    Control_DoWindow(CPanel* panel, HWND hWnd, HINSTANCE hInst)
 732 {
 733     ShellExecuteW(NULL,
 734                   L"open",
 735                   L"explorer.exe",
 736                   L"::{20D04FE0-3AEA-1069-A2D8-08002B30309D}\\::{21EC2020-3AEA-1069-A2DD-08002B30309D}",
 737                   NULL,
 738                   SW_SHOWDEFAULT);
 739 }
 740 #endif
 741
 742 static  void    Control_DoLaunch(CPanel* panel, HWND hWnd, LPCWSTR wszCmd)
 743    /* forms to parse:
 744     *   foo.cpl,@sp,str
 745     *   foo.cpl,@sp
 746     *   foo.cpl,,str
 747     *   foo.cpl @sp
 748     *   foo.cpl str
 749     *   "a path\foo.cpl"
 750     */
 751 {
 752     LPWSTR      buffer;
 753     LPWSTR      beg = NULL;
 754     LPWSTR      end;
 755     WCHAR       ch;
 756     LPWSTR       ptr;
 757     signed      sp = -1;
 758     LPWSTR      extraPmtsBuf = NULL;
 759     LPWSTR      extraPmts = NULL;
 760     BOOL        quoted = FALSE;
 761     CPlApplet *applet;
 762
 763     buffer = HeapAlloc(GetProcessHeap(), 0, (lstrlenW(wszCmd) + 1) * sizeof(*wszCmd));
 764     if (!buffer) return;
 765
 766     end = lstrcpyW(buffer, wszCmd);
 767
 768     for (;;) {
 769         ch = *end;
 770         if (ch == '"') quoted = !quoted;
 771         if (!quoted && (ch == ' ' || ch == ',' || ch == '\0')) {
 772             *end = '\0';
 773             if (beg) {
 774                 if (*beg == '@') {
 775                     sp = atoiW(beg + 1);
 776                 } else if (*beg == '\0') {
 777                     sp = -1;
 778                 } else {
 779                     extraPmtsBuf = beg;
 780                 }
 781             }
 782             if (ch == '\0') break;
 783             beg = end + 1;
 784             if (ch == ' ') while (end[1] == ' ') end++;
 785         }
 786         end++;
 787     }
 788     while ((ptr = StrChrW(buffer, '"')))
 789         memmove(ptr, ptr+1, lstrlenW(ptr)*sizeof(WCHAR));
 790
 791     /* now check for any quotes in extraPmtsBuf and remove */
 792     if (extraPmtsBuf != NULL)
 793     {
 794         beg = end = extraPmtsBuf;
 795         quoted = FALSE;
 796
 797         for (;;) {
 798             ch = *end;
 799             if (ch == '"') quoted = !quoted;
 800             if (!quoted && (ch == ' ' || ch == ',' || ch == '\0')) {
 801                 *end = '\0';
 802                 if (beg) {
 803                     if (*beg != '\0') {
 804                         extraPmts = beg;
 805                     }
 806                 }
 807                 if (ch == '\0') break;
 808                 beg = end + 1;
 809                 if (ch == ' ') while (end[1] == ' ') end++;
 810             }
 811             end++;
 812         }
 813
 814         while ((ptr = StrChrW(extraPmts, '"')))
 815             memmove(ptr, ptr+1, lstrlenW(ptr)*sizeof(WCHAR));
 816
 817         if (extraPmts == NULL)
 818             extraPmts = extraPmtsBuf;
 819     }
 820
 821     /* Now check if there had been a numerical value in the extra params */
 822     if ((extraPmts) && (*extraPmts == '@') && (sp == -1)) {
 823         sp = atoiW(extraPmts + 1);
 824     }
 825
 826     TRACE("cmd %s, extra %s, sp %d\n", debugstr_w(buffer), debugstr_w(extraPmts), sp);
 827
 828     applet = Control_LoadApplet(hWnd, buffer, panel);
 829     if (applet)
 830     {
 831 #ifdef __REACTOS__
 832     ULONG_PTR cookie;
 833     BOOL bActivated;
 834 #endif
 835         /* we've been given a textual parameter (or none at all) */
 836         if (sp == -1) {
 837             while ((++sp) != applet->count) {
 838                 TRACE("sp %d, name %s\n", sp, debugstr_w(applet->info[sp].name));
 839
 840                 if (StrCmpIW(extraPmts, applet->info[sp].name) == 0)
 841                     break;
 842             }
 843         }
 844
 845         if (sp >= applet->count) {
 846             WARN("Out of bounds (%u >= %u), setting to 0\n", sp, applet->count);
 847             sp = 0;
 848         }
 849
 850 #ifdef __REACTOS__
 851         bActivated = (applet->hActCtx != INVALID_HANDLE_VALUE ? ActivateActCtx(applet->hActCtx, &cookie) : FALSE);
 852 #endif
 853
 854         if (!applet->proc(applet->hWnd, CPL_STARTWPARMSW, sp, (LPARAM)extraPmts))
 855             applet->proc(applet->hWnd, CPL_DBLCLK, sp, applet->info[sp].data);
 856
 857         Control_UnloadApplet(applet);
 858
 859 #ifdef __REACTOS__
 860     if (bActivated)
 861         DeactivateActCtx(0, cookie);
 862 #endif
 863
 864     }
 865
 866     HeapFree(GetProcessHeap(), 0, buffer);
 867 }
 868
 869 /*************************************************************************
 870  * Control_RunDLLW                      [SHELL32.@]
 871  *
 872  */
 873 void WINAPI Control_RunDLLW(HWND hWnd, HINSTANCE hInst, LPCWSTR cmd, DWORD nCmdShow)
 874 {
 875     CPanel      panel;
 876
 877     TRACE("(%p, %p, %s, 0x%08x)\n",
 878           hWnd, hInst, debugstr_w(cmd), nCmdShow);
 879
 880 #ifndef __REACTOS__
 881     memset(&panel, 0, sizeof(panel));
 882     list_init( &panel.applets );
 883 #endif
 884
 885     if (!cmd || !*cmd) {
 886         Control_DoWindow(&panel, hWnd, hInst);
 887     } else {
 888         Control_DoLaunch(&panel, hWnd, cmd);
 889     }
 890 }
 891
 892 /*************************************************************************
 893  * Control_RunDLLA                      [SHELL32.@]
 894  *
 895  */
 896 void WINAPI Control_RunDLLA(HWND hWnd, HINSTANCE hInst, LPCSTR cmd, DWORD nCmdShow)
 897 {
 898     DWORD len = MultiByteToWideChar(CP_ACP, 0, cmd, -1, NULL, 0 );
 899     LPWSTR wszCmd = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
 900     if (wszCmd && MultiByteToWideChar(CP_ACP, 0, cmd, -1, wszCmd, len ))
 901     {
 902         Control_RunDLLW(hWnd, hInst, wszCmd, nCmdShow);
 903     }
 904     HeapFree(GetProcessHeap(), 0, wszCmd);
 905 }
 906
 907 /*************************************************************************
 908  * Control_FillCache_RunDLLW                    [SHELL32.@]
 909  *
 910  */
 911 HRESULT WINAPI Control_FillCache_RunDLLW(HWND hWnd, HANDLE hModule, DWORD w, DWORD x)
 912 {
 913     FIXME("%p %p 0x%08x 0x%08x stub\n", hWnd, hModule, w, x);
 914     return S_OK;
 915 }
 916
 917 /*************************************************************************
 918  * Control_FillCache_RunDLLA                    [SHELL32.@]
 919  *
 920  */
 921 HRESULT WINAPI Control_FillCache_RunDLLA(HWND hWnd, HANDLE hModule, DWORD w, DWORD x)
 922 {
 923     return Control_FillCache_RunDLLW(hWnd, hModule, w, x);
 924 }
 925
 926
 927 #ifdef __REACTOS__
 928 /*************************************************************************
 929  * RunDll_CallEntry16                [SHELL32.122]
 930  * the name is OK (when written with Dll, and not DLL as in Wine!)
 931  */
 932 void WINAPI RunDll_CallEntry16( DWORD proc, HWND hwnd, HINSTANCE inst,
 933                                 LPCSTR cmdline, INT cmdshow )
 934 {
 935     FIXME( "proc %lx hwnd %p inst %p cmdline %s cmdshow %d\n",
 936            proc, hwnd, inst, debugstr_a(cmdline), cmdshow );
 937 }
 938 #endif
 939
 940 /*************************************************************************
 941  * CallCPLEntry16                               [SHELL32.166]
 942  *
 943  * called by desk.cpl on "Advanced" with:
 944  * hMod("DeskCp16.Dll"), pFunc("CplApplet"), 0, 1, 0xc, 0
 945  *
 946  */
 947 DWORD WINAPI CallCPLEntry16(HMODULE hMod, FARPROC pFunc, DWORD dw3, DWORD dw4, DWORD dw5, DWORD dw6)
 948 {
 949     FIXME("(%p, %p, %08x, %08x, %08x, %08x): stub.\n", hMod, pFunc, dw3, dw4, dw5, dw6);
 950     return 0x0deadbee;
 951 }