dlls/localui/localui.c

   1 /*
   2  * Implementation of the Local Printmonitor User Interface
   3  *
   4  * Copyright 2007 Detlef Riekenberg
   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 <stdarg.h>
  22
  23 #define NONAMELESSUNION
  24
  25 #include "windef.h"
  26 #include "winbase.h"
  27 #include "wingdi.h"
  28 #include "winreg.h"
  29 #include "winuser.h"
  30
  31 #include "winspool.h"
  32 #include "ddk/winsplp.h"
  33
  34 #include "wine/debug.h"
  35 #include "wine/unicode.h"
  36 #include "localui.h"
  37
  38 WINE_DEFAULT_DEBUG_CHANNEL(localui);
  39
  40 /*****************************************************/
  41
  42 static HINSTANCE LOCALUI_hInstance;
  43
  44 static const WCHAR cmd_DeletePortW[] = {'D','e','l','e','t','e','P','o','r','t',0};
  45 static const WCHAR cmd_GetDefaultCommConfigW[] = {'G','e','t',
  46                                     'D','e','f','a','u','l','t',
  47                                     'C','o','m','m','C','o','n','f','i','g',0};
  48 static const WCHAR cmd_SetDefaultCommConfigW[] = {'S','e','t',
  49                                     'D','e','f','a','u','l','t',
  50                                     'C','o','m','m','C','o','n','f','i','g',0};
  51
  52 static const WCHAR portname_LPT[]  = {'L','P','T',0};
  53 static const WCHAR portname_COM[]  = {'C','O','M',0};
  54 static const WCHAR portname_FILE[] = {'F','I','L','E',':',0};
  55 static const WCHAR portname_CUPS[] = {'C','U','P','S',':',0};
  56 static const WCHAR portname_LPR[]  = {'L','P','R',':',0};
  57
  58 static const WCHAR XcvPortW[] = {',','X','c','v','P','o','r','t',' ',0};
  59
  60
  61 /*****************************************************
  62  *   strdupWW [internal]
  63  */
  64
  65 static LPWSTR strdupWW(LPCWSTR pPrefix, LPCWSTR pSuffix)
  66 {
  67     LPWSTR  ptr;
  68     DWORD   len;
  69
  70     len = lstrlenW(pPrefix) + (pSuffix ? lstrlenW(pSuffix) : 0) + 1;
  71     ptr = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
  72     if (ptr) {
  73         lstrcpyW(ptr, pPrefix);
  74         if (pSuffix) lstrcatW(ptr, pSuffix);
  75     }
  76     return ptr;
  77 }
  78
  79 /*****************************************************
  80  *   dlg_configure_com [internal]
  81  *
  82  */
  83
  84 static BOOL dlg_configure_com(HANDLE hXcv, HWND hWnd, PCWSTR pPortName)
  85 {
  86     COMMCONFIG cfg;
  87     LPWSTR shortname;
  88     DWORD status;
  89     DWORD dummy;
  90     DWORD len;
  91     BOOL  res;
  92
  93     /* strip the colon (pPortName is never empty here) */
  94     len = lstrlenW(pPortName);
  95     shortname = HeapAlloc(GetProcessHeap(), 0, len  * sizeof(WCHAR));
  96     if (shortname) {
  97         memcpy(shortname, pPortName, (len -1) * sizeof(WCHAR));
  98         shortname[len-1] = '\0';
  99
 100         /* get current settings */
 101         len = sizeof(cfg);
 102         status = ERROR_SUCCESS;
 103         res = XcvDataW( hXcv, cmd_GetDefaultCommConfigW,
 104                         (PBYTE) shortname,
 105                         (lstrlenW(shortname) +1) * sizeof(WCHAR),
 106                         (PBYTE) &cfg, len, &len, &status);
 107
 108         if (res && (status == ERROR_SUCCESS)) {
 109             /* display the Dialog */
 110             res = CommConfigDialogW(pPortName, hWnd, &cfg);
 111             if (res) {
 112                 status = ERROR_SUCCESS;
 113                 /* set new settings */
 114                 res = XcvDataW(hXcv, cmd_SetDefaultCommConfigW,
 115                                (PBYTE) &cfg, len,
 116                                (PBYTE) &dummy, 0, &len, &status);
 117             }
 118         }
 119         HeapFree(GetProcessHeap(), 0, shortname);
 120         return res;
 121     }
 122     return FALSE;
 123 }
 124
 125 /******************************************************************
 126  * display the Dialog "Nothing to configure"
 127  *
 128  */
 129
 130 static void dlg_nothingtoconfig(HWND hWnd)
 131 {
 132     WCHAR res_PortW[IDS_LOCALPORT_MAXLEN];
 133     WCHAR res_nothingW[IDS_NOTHINGTOCONFIG_MAXLEN];
 134
 135     res_PortW[0] = '\0';
 136     res_nothingW[0] = '\0';
 137     LoadStringW(LOCALUI_hInstance, IDS_LOCALPORT, res_PortW, IDS_LOCALPORT_MAXLEN);
 138     LoadStringW(LOCALUI_hInstance, IDS_NOTHINGTOCONFIG, res_nothingW, IDS_NOTHINGTOCONFIG_MAXLEN);
 139
 140     MessageBoxW(hWnd, res_nothingW, res_PortW, MB_OK | MB_ICONINFORMATION);
 141 }
 142
 143 /*****************************************************
 144  * get_type_from_name (internal)
 145  *
 146  */
 147
 148 static DWORD get_type_from_name(LPCWSTR name)
 149 {
 150     HANDLE  hfile;
 151
 152     if (!strncmpiW(name, portname_LPT, sizeof(portname_LPT) / sizeof(WCHAR) -1))
 153         return PORT_IS_LPT;
 154
 155     if (!strncmpiW(name, portname_COM, sizeof(portname_COM) / sizeof(WCHAR) -1))
 156         return PORT_IS_COM;
 157
 158     if (!strcmpiW(name, portname_FILE))
 159         return PORT_IS_FILE;
 160
 161     if (name[0] == '/')
 162         return PORT_IS_UNIXNAME;
 163
 164     if (name[0] == '|')
 165         return PORT_IS_PIPE;
 166
 167     if (!strncmpW(name, portname_CUPS, sizeof(portname_CUPS) / sizeof(WCHAR) -1))
 168         return PORT_IS_CUPS;
 169
 170     if (!strncmpW(name, portname_LPR, sizeof(portname_LPR) / sizeof(WCHAR) -1))
 171         return PORT_IS_LPR;
 172
 173     /* Must be a file or a directory. Does the file exist ? */
 174     hfile = CreateFileW(name, GENERIC_WRITE, 0, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL);
 175     TRACE("%p for OPEN_EXISTING on %s\n", hfile, debugstr_w(name));
 176     if (hfile == INVALID_HANDLE_VALUE) {
 177         /* Can we create the file? */
 178         hfile = CreateFileW(name, GENERIC_WRITE, 0, NULL, OPEN_ALWAYS, FILE_FLAG_DELETE_ON_CLOSE, NULL);
 179         TRACE("%p for OPEN_ALWAYS\n", hfile);
 180     }
 181     if (hfile != INVALID_HANDLE_VALUE) {
 182         CloseHandle(hfile);
 183         return PORT_IS_FILENAME;
 184     }
 185     /* We can't use the name. use GetLastError() for the reason */
 186     return PORT_IS_UNKNOWN;
 187 }
 188
 189 /*****************************************************
 190  *   open_monitor_by_name [internal]
 191  *
 192  */
 193 static BOOL open_monitor_by_name(LPCWSTR pPrefix, LPCWSTR pPort, HANDLE * phandle)
 194 {
 195     PRINTER_DEFAULTSW pd;
 196     LPWSTR  fullname;
 197     BOOL    res;
 198
 199     * phandle = 0;
 200     TRACE("(%s,%s)\n", debugstr_w(pPrefix),debugstr_w(pPort) );
 201
 202     fullname = strdupWW(pPrefix, pPort);
 203     pd.pDatatype = NULL;
 204     pd.pDevMode  = NULL;
 205     pd.DesiredAccess = SERVER_ACCESS_ADMINISTER;
 206
 207     res = OpenPrinterW(fullname, phandle, &pd);
 208     HeapFree(GetProcessHeap(), 0, fullname);
 209     return res;
 210 }
 211
 212 /*****************************************************
 213  *   localui_AddPortUI [exported through MONITORUI]
 214  *
 215  * Display a Dialog to add a local Port
 216  *
 217  * PARAMS
 218  *  pName       [I] Servername or NULL (local Computer)
 219  *  hWnd        [I] Handle to parent Window for the Dialog-Box or NULL
 220  *  pMonitorName[I] Name of the Monitor, that should be used to add a Port or NULL
 221  *  ppPortName  [O] PTR to PTR of a buffer, that receive the Name of the new Port or NULL
 222  *
 223  * RETURNS
 224  *  Success: TRUE
 225  *  Failure: FALSE
 226  *
 227  */
 228 static BOOL WINAPI localui_AddPortUI(PCWSTR pName, HWND hWnd, PCWSTR pMonitorName, PWSTR *ppPortName)
 229 {
 230     FIXME("(%s, %p, %s, %p) stub\n", debugstr_w(pName), hWnd, debugstr_w(pMonitorName), ppPortName);
 231     return TRUE;
 232 }
 233
 234
 235 /*****************************************************
 236  *   localui_ConfigurePortUI [exported through MONITORUI]
 237  *
 238  * Display the Configuration-Dialog for a specific Port
 239  *
 240  * PARAMS
 241  *  pName     [I] Servername or NULL (local Computer)
 242  *  hWnd      [I] Handle to parent Window for the Dialog-Box or NULL
 243  *  pPortName [I] Name of the Port, that should be configured
 244  *
 245  * RETURNS
 246  *  Success: TRUE
 247  *  Failure: FALSE
 248  *
 249  */
 250 static BOOL WINAPI localui_ConfigurePortUI(PCWSTR pName, HWND hWnd, PCWSTR pPortName)
 251 {
 252     HANDLE  hXcv;
 253     DWORD   res;
 254
 255     TRACE("(%s, %p, %s)\n", debugstr_w(pName), hWnd, debugstr_w(pPortName));
 256     if (open_monitor_by_name(XcvPortW, pPortName, &hXcv)) {
 257
 258         res = get_type_from_name(pPortName);
 259         switch(res)
 260         {
 261
 262         case PORT_IS_COM:
 263             res = dlg_configure_com(hXcv, hWnd, pPortName);
 264             break;
 265
 266         default:
 267             dlg_nothingtoconfig(hWnd);
 268             SetLastError(ERROR_CANCELLED);
 269             res = FALSE;
 270         }
 271
 272         ClosePrinter(hXcv);
 273         return res;
 274     }
 275     return FALSE;
 276
 277 }
 278
 279 /*****************************************************
 280  *   localui_DeletePortUI [exported through MONITORUI]
 281  *
 282  * Delete a specific Port
 283  *
 284  * PARAMS
 285  *  pName     [I] Servername or NULL (local Computer)
 286  *  hWnd      [I] Handle to parent Window
 287  *  pPortName [I] Name of the Port, that should be deleted
 288  *
 289  * RETURNS
 290  *  Success: TRUE
 291  *  Failure: FALSE
 292  *
 293  * NOTES
 294  *  Native localui does not allow to delete a COM / LPT - Port (ERROR_NOT_SUPPORTED)
 295  *
 296  */
 297 static BOOL WINAPI localui_DeletePortUI(PCWSTR pName, HWND hWnd, PCWSTR pPortName)
 298 {
 299     HANDLE  hXcv;
 300     DWORD   dummy;
 301     DWORD   needed;
 302     DWORD   status;
 303
 304     TRACE("(%s, %p, %s)\n", debugstr_w(pName), hWnd, debugstr_w(pPortName));
 305
 306     if ((!pPortName) || (!pPortName[0])) {
 307         SetLastError(ERROR_INVALID_PARAMETER);
 308         return FALSE;
 309     }
 310
 311     if (open_monitor_by_name(XcvPortW, pPortName, &hXcv)) {
 312         /* native localui tests here for LPT / COM - Ports and failed with
 313            ERROR_NOT_SUPPORTED. */
 314         if (XcvDataW(hXcv, cmd_DeletePortW, (LPBYTE) pPortName,
 315             (lstrlenW(pPortName)+1) * sizeof(WCHAR), (LPBYTE) &dummy, 0, &needed, &status)) {
 316
 317             ClosePrinter(hXcv);
 318             if (status != ERROR_SUCCESS) SetLastError(status);
 319             return (status == ERROR_SUCCESS);
 320         }
 321         ClosePrinter(hXcv);
 322         return FALSE;
 323     }
 324     SetLastError(ERROR_UNKNOWN_PORT);
 325     return FALSE;
 326 }
 327
 328 /*****************************************************
 329  *      InitializePrintMonitorUI  (LOCALUI.@)
 330  *
 331  * Initialize the User-Interface for the Local Ports
 332  *
 333  * RETURNS
 334  *  Success: Pointer to a MONITORUI Structure
 335  *  Failure: NULL
 336  *
 337  */
 338
 339 PMONITORUI WINAPI InitializePrintMonitorUI(void)
 340 {
 341     static MONITORUI mymonitorui =
 342     {
 343         sizeof(MONITORUI),
 344         localui_AddPortUI,
 345         localui_ConfigurePortUI,
 346         localui_DeletePortUI
 347     };
 348
 349     TRACE("=> %p\n", &mymonitorui);
 350     return &mymonitorui;
 351 }
 352
 353 /*****************************************************
 354  *      DllMain
 355  */
 356 BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved)
 357 {
 358     TRACE("(%p, %d, %p)\n",hinstDLL, fdwReason, lpvReserved);
 359
 360     switch(fdwReason)
 361     {
 362         case DLL_WINE_PREATTACH:
 363             return FALSE;           /* prefer native version */
 364
 365         case DLL_PROCESS_ATTACH:
 366             DisableThreadLibraryCalls( hinstDLL );
 367             LOCALUI_hInstance = hinstDLL;
 368             break;
 369     }
 370     return TRUE;
 371 }