programs/winecfg/drive.c

   1 /*
   2  * Drive management UI code
   3  *
   4  * Copyright 2003 Mark Westcott
   5  * Copyright 2003 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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  20  *
  21  */
  22
  23 #include <assert.h>
  24 #include <stdarg.h>
  25 #include <stdlib.h>
  26 #include <stdio.h>
  27 #include <string.h>
  28
  29 #include <windef.h>
  30 #include <winbase.h>
  31 #include <winreg.h>
  32 #include <wine/debug.h>
  33 #include <shellapi.h>
  34 #include <objbase.h>
  35 #include <shlguid.h>
  36 #include <shlwapi.h>
  37 #include <shlobj.h>
  38
  39 #include "winecfg.h"
  40 #include "resource.h"
  41
  42 WINE_DEFAULT_DEBUG_CHANNEL(winecfg);
  43
  44 static BOOL updatingUI = FALSE;
  45 static char editWindowLetter; /* drive letter of the drive we are currently editing */
  46 static int lastSel = 0; /* the last drive selected in the property sheet */
  47
  48
  49 /* returns NULL on failure. caller is responsible for freeing result */
  50 char *getDriveValue(char letter, const char *valueName) {
  51   HKEY hkDrive = 0;
  52   char *subKeyName;
  53   char *result = NULL;
  54   HRESULT hr;
  55   DWORD bufferSize;
  56
  57   WINE_TRACE("letter=%c, valueName=%s\n", letter, valueName);
  58
  59   subKeyName = malloc(strlen("Drive X")+1);
  60   sprintf(subKeyName, "Drive %c", letter);
  61
  62   hr = RegOpenKeyEx(configKey, subKeyName, 0, KEY_READ, &hkDrive);
  63   if (hr != ERROR_SUCCESS) goto end;
  64
  65   hr = RegQueryValueEx(hkDrive, valueName, NULL, NULL, NULL, &bufferSize);
  66   if (hr != ERROR_SUCCESS) goto end;
  67
  68   result = malloc(bufferSize);
  69   hr = RegQueryValueEx(hkDrive, valueName, NULL, NULL, result, &bufferSize);
  70   if (hr != ERROR_SUCCESS) goto end;
  71
  72 end:
  73   if (hkDrive) RegCloseKey(hkDrive);
  74   free(subKeyName);
  75   return result;
  76 }
  77
  78 /* call with newValue == NULL to remove a value */
  79 void setDriveValue(char letter, const char *valueName, const char *newValue) {
  80   char *driveSection = malloc(strlen("Drive X")+1);
  81   sprintf(driveSection, "Drive %c", letter);
  82   if (newValue)
  83     addTransaction(driveSection, valueName, ACTION_SET, newValue);
  84   else
  85     addTransaction(driveSection, valueName, ACTION_REMOVE, NULL);
  86   free(driveSection);
  87 }
  88
  89 /* copies a drive configuration branch */
  90 void copyDrive(char srcLetter, char destLetter) {
  91   char driveSection[sizeof("Drive X")];
  92   char *path, *label, *type, *serial, *fs;
  93
  94   WINE_TRACE("srcLetter=%c, destLetter=%c\n", srcLetter, destLetter);
  95
  96   sprintf(driveSection, "Drive %c", srcLetter);
  97   path = getDriveValue(srcLetter, "Path");
  98   label = getDriveValue(srcLetter, "Label");
  99   type = getDriveValue(srcLetter, "Type");
 100   serial = getDriveValue(srcLetter, "Serial");
 101   fs = getDriveValue(srcLetter, "FileSystem");
 102
 103   sprintf(driveSection, "Drive %c", destLetter);
 104   if (path)   addTransaction(driveSection, "Path", ACTION_SET, path);
 105   if (label)  addTransaction(driveSection, "Label", ACTION_SET, label);
 106   if (type)   addTransaction(driveSection, "Type", ACTION_SET, type);
 107   if (serial) addTransaction(driveSection, "Serial", ACTION_SET, serial);
 108   if (fs)     addTransaction(driveSection, "FileSystem", ACTION_SET, fs);
 109
 110   if (path)   free(path);
 111   if (label)  free(label);
 112   if (type)   free(type);
 113   if (serial) free(serial);
 114   if (fs)     free(fs);
 115 }
 116
 117 void removeDrive(char letter) {
 118   char driveSection[sizeof("Drive X")];
 119   sprintf(driveSection, "Drive %c", letter);
 120   addTransaction(driveSection, NULL, ACTION_REMOVE, NULL);
 121 }
 122
 123 int refreshDriveDlg (HWND dialog)
 124 {
 125   int i;
 126   char *subKeyName = malloc(MAX_NAME_LENGTH);
 127   int driveCount = 0;
 128   DWORD sizeOfSubKeyName = MAX_NAME_LENGTH;
 129   int doesDriveCExist = FALSE;
 130
 131   WINE_TRACE("\n");
 132
 133   updatingUI = TRUE;
 134
 135   /* Clear the listbox */
 136   SendMessageA(GetDlgItem(dialog, IDC_LIST_DRIVES), LB_RESETCONTENT, 0, 0);
 137   for (i = 0;
 138        RegEnumKeyExA(configKey, i, subKeyName, &sizeOfSubKeyName, NULL, NULL, NULL, NULL ) != ERROR_NO_MORE_ITEMS;
 139        ++i, sizeOfSubKeyName = MAX_NAME_LENGTH) {
 140
 141     HKEY hkDrive;
 142     char returnBuffer[MAX_NAME_LENGTH];
 143     DWORD sizeOfReturnBuffer = sizeof(returnBuffer);
 144     LONG r;
 145     WINE_TRACE("%s\n", subKeyName);
 146
 147     if (!strncmp("Drive ", subKeyName, 5)) {
 148       char driveLetter = '\0';
 149       char *label;
 150       char *title;
 151       char *device;
 152       int titleLen;
 153       const char *itemLabel = "Drive %s (%s)";
 154       int itemIndex;
 155
 156       if (RegOpenKeyExA (configKey, subKeyName, 0, KEY_READ, &hkDrive) != ERROR_SUCCESS)        {
 157         WINE_ERR("unable to open drive registry key");
 158         RegCloseKey(configKey);
 159         return -1;
 160       }
 161
 162       /* extract the drive letter, force to upper case */
 163       driveLetter = subKeyName[strlen(subKeyName)-1];
 164       if (driveLetter) driveLetter = toupper(driveLetter);
 165       if (driveLetter == 'C') doesDriveCExist = TRUE;
 166
 167       ZeroMemory(returnBuffer, sizeof(*returnBuffer));
 168       sizeOfReturnBuffer = sizeof(returnBuffer);
 169       r = RegQueryValueExA(hkDrive, "Label", NULL, NULL, returnBuffer, &sizeOfReturnBuffer);
 170       if (r == ERROR_SUCCESS) {
 171         label = malloc(sizeOfReturnBuffer);
 172         strncpy(label, returnBuffer, sizeOfReturnBuffer);
 173       } else {
 174         WINE_WARN("label not loaded: %ld\n", r);
 175         label = NULL;
 176       }
 177
 178       device = getDriveValue(driveLetter, "Device");
 179
 180       /* We now know the label and drive letter, so we can add to the list. The list items will have the letter associated
 181        * with them, which acts as the key. We can then use that letter to get/set the properties of the drive. */
 182       WINE_TRACE("Adding %c: label=%s to the listbox, device=%s\n", driveLetter, label, device);
 183
 184       /* fixup label */
 185       if (!label && device) {
 186         label = malloc(strlen("[label read from device ]")+1+strlen(device));
 187         sprintf(label, "[label read from device %s]", device);
 188       }
 189       if (!label) label = strdup("(no label)");
 190
 191       titleLen = strlen(itemLabel) - 1 + strlen(label) - 2 + 1;
 192       title = malloc(titleLen);
 193       /* the %s in the item label will be replaced by the drive letter, so -1, then
 194          -2 for the second %s which will be expanded to the label, finally + 1 for terminating #0 */
 195       snprintf(title, titleLen, "Drive %c: %s", driveLetter, label);
 196
 197       /* the first SendMessage call adds the string and returns the index, the second associates that index with it */
 198       itemIndex = SendMessageA(GetDlgItem(dialog, IDC_LIST_DRIVES), LB_ADDSTRING ,(WPARAM) -1, (LPARAM) title);
 199       SendMessageA(GetDlgItem(dialog, IDC_LIST_DRIVES), LB_SETITEMDATA, itemIndex, (LPARAM) driveLetter);
 200
 201       free(title);
 202       free(label);
 203
 204       driveCount++;
 205
 206     }
 207   }
 208
 209   WINE_TRACE("loaded %d drives\n", driveCount);
 210   SendDlgItemMessage(dialog, IDC_LIST_DRIVES, LB_SETSEL, TRUE, lastSel);
 211
 212   /* show the warning if there is no Drive C */
 213   if (!doesDriveCExist)
 214     ShowWindow(GetDlgItem(dialog, IDS_DRIVE_NO_C), SW_NORMAL);
 215   else
 216     ShowWindow(GetDlgItem(dialog, IDS_DRIVE_NO_C), SW_HIDE);
 217
 218   free(subKeyName);
 219
 220   /* disable or enable controls depending on whether we are editing global vs app specific config */
 221   if (appSettings == EDITING_GLOBAL) {
 222     WINE_TRACE("enabling controls\n");
 223     enable(IDC_LIST_DRIVES);
 224     enable(IDC_BUTTON_ADD);
 225     enable(IDC_BUTTON_REMOVE);
 226     enable(IDC_BUTTON_EDIT);
 227     enable(IDC_BUTTON_AUTODETECT);
 228
 229   } else {
 230     WINE_TRACE("disabling controls\n");
 231     disable(IDC_LIST_DRIVES);
 232     disable(IDC_BUTTON_ADD);
 233     disable(IDC_BUTTON_REMOVE);
 234     disable(IDC_BUTTON_EDIT);
 235     disable(IDC_BUTTON_AUTODETECT);
 236   }
 237
 238
 239   updatingUI = FALSE;
 240   return driveCount;
 241 }
 242
 243 /******************************************************************************/
 244 /*  The Drive Editing Dialog                                                  */
 245 /******************************************************************************/
 246 #define DRIVE_MASK_BIT(B) 1<<(toupper(B)-'A')
 247
 248 typedef struct {
 249   const char *sCode;
 250   const char *sDesc;
 251 } code_desc_pair;
 252
 253 static code_desc_pair type_pairs[] = {
 254   {"hd", "Local hard disk"},
 255   {"network", "Network share" },
 256   {"floppy", "Floppy disk"},
 257   {"cdrom", "CD-ROM"}
 258 };
 259 #define DRIVE_TYPE_DEFAULT 1
 260
 261 static code_desc_pair fs_pairs[] = {
 262   {"win95", "Long file names"},
 263   {"msdos", "MS-DOS 8 character file names"},
 264   {"unix", "UNIX file names"}
 265 };
 266
 267 #define DRIVE_FS_DEFAULT 0
 268
 269
 270 void fill_drive_droplist(long mask, char currentLetter, HWND hDlg)
 271 {
 272   int i;
 273   int selection;
 274   int count;
 275   int next_letter;
 276   char sName[4] = "A:";
 277
 278   for( i=0, count=0, selection=-1, next_letter=-1; i <= 'Z'-'A'; ++i ) {
 279     if( mask & DRIVE_MASK_BIT('A'+i) ) {
 280       int index;
 281
 282       sName[0] = 'A' + i;
 283       index = SendDlgItemMessage( hDlg, IDC_COMBO_LETTER, CB_ADDSTRING, 0, (LPARAM) sName );
 284
 285       if( toupper(currentLetter) == 'A' + i ) {
 286         selection = count;
 287       }
 288
 289       if( i >= 2 && next_letter == -1){ /*default drive is first one of C-Z */
 290         next_letter = count;
 291       }
 292
 293       count++;
 294     }
 295   }
 296
 297   if( selection == -1 ) {
 298     selection = next_letter;
 299   }
 300
 301   SendDlgItemMessage( hDlg, IDC_COMBO_LETTER, CB_SETCURSEL, selection, 0 );
 302 }
 303
 304 #define BOX_MODE_CD_ASSIGN 1
 305 #define BOX_MODE_CD_AUTODETECT 2
 306 #define BOX_MODE_NONE 3
 307 #define BOX_MODE_NORMAL 4
 308 void enable_labelserial_box(HWND dialog, int mode)
 309 {
 310   WINE_TRACE("mode=%d\n", mode);
 311   switch (mode) {
 312       case BOX_MODE_CD_ASSIGN:
 313         enable(IDC_RADIO_AUTODETECT);
 314         enable(IDC_RADIO_ASSIGN);
 315         disable(IDC_EDIT_DEVICE);
 316         disable(IDC_BUTTON_BROWSE_DEVICE);
 317         enable(IDC_EDIT_SERIAL);
 318         enable(IDC_EDIT_LABEL);
 319         enable(IDC_STATIC_SERIAL);
 320         enable(IDC_STATIC_LABEL);
 321         break;
 322
 323       case BOX_MODE_CD_AUTODETECT:
 324         enable(IDC_RADIO_AUTODETECT);
 325         enable(IDC_RADIO_ASSIGN);
 326         enable(IDC_EDIT_DEVICE);
 327         enable(IDC_BUTTON_BROWSE_DEVICE);
 328         disable(IDC_EDIT_SERIAL);
 329         disable(IDC_EDIT_LABEL);
 330         disable(IDC_STATIC_SERIAL);
 331         disable(IDC_STATIC_LABEL);
 332         break;
 333
 334       case BOX_MODE_NONE:
 335         disable(IDC_RADIO_AUTODETECT);
 336         disable(IDC_RADIO_ASSIGN);
 337         disable(IDC_EDIT_DEVICE);
 338         disable(IDC_BUTTON_BROWSE_DEVICE);
 339         disable(IDC_EDIT_SERIAL);
 340         disable(IDC_EDIT_LABEL);
 341         disable(IDC_STATIC_SERIAL);
 342         disable(IDC_STATIC_LABEL);
 343         break;
 344
 345       case BOX_MODE_NORMAL:
 346         disable(IDC_RADIO_AUTODETECT);
 347         enable(IDC_RADIO_ASSIGN);
 348         disable(IDC_EDIT_DEVICE);
 349         disable(IDC_BUTTON_BROWSE_DEVICE);
 350         enable(IDC_EDIT_SERIAL);
 351         enable(IDC_EDIT_LABEL);
 352         enable(IDC_STATIC_SERIAL);
 353         enable(IDC_STATIC_LABEL);
 354         break;
 355   }
 356 }
 357
 358 /* This function produces a mask for each drive letter that isn't currently used. Each bit of the long result
 359  * represents a letter, with A being the least significant bit, and Z being the most significant.
 360  *
 361  * To calculate this, we loop over each letter, and see if we can get a drive entry for it. If so, we
 362  * set the appropriate bit. At the end, we flip each bit, to give the desired result.
 363  *
 364  * The letter parameter is always marked as being available. This is so the edit dialog can display the
 365  * currently used drive letter alongside the available ones.
 366  */
 367 long drive_available_mask(char letter)
 368 {
 369   long result = 0;
 370   char curLetter;
 371   char *slop;
 372
 373   WINE_TRACE("\n");
 374
 375   for (curLetter = 'A'; curLetter < 'Z'; curLetter++) {
 376     slop = getDriveValue(curLetter, "Path");
 377     if (slop != NULL) {
 378       result |= DRIVE_MASK_BIT(curLetter);
 379       free(slop);
 380     }
 381   }
 382
 383   result = ~result;
 384   if (letter) result |= DRIVE_MASK_BIT(letter);
 385
 386   WINE_TRACE( "finished drive letter loop with %lx\n", result );
 387   return result;
 388 }
 389
 390
 391 void refreshDriveEditDialog(HWND dialog) {
 392   char *path;
 393   char *type;
 394   char *fs;
 395   char *serial;
 396   char *label;
 397   char *device;
 398   int i, selection;
 399
 400   updatingUI = TRUE;
 401
 402   /* Drive letters */
 403   fill_drive_droplist( drive_available_mask( editWindowLetter ), editWindowLetter, dialog );
 404
 405   /* path */
 406   path = getDriveValue(editWindowLetter, "Path");
 407   if (path) {
 408     SetWindowText(GetDlgItem(dialog, IDC_EDIT_PATH), path);
 409   } else WINE_WARN("no Path field?\n");
 410
 411   /* drive type */
 412   type = getDriveValue(editWindowLetter, "Type");
 413   if (type) {
 414     for(i = 0, selection = -1; i < sizeof(type_pairs)/sizeof(code_desc_pair); i++) {
 415       SendDlgItemMessage(dialog, IDC_COMBO_TYPE, CB_ADDSTRING, 0,
 416                          (LPARAM) type_pairs[i].sDesc);
 417       if(strcasecmp(type_pairs[i].sCode, type) == 0){
 418         selection = i;
 419       }
 420     }
 421
 422     if( selection == -1 ) selection = DRIVE_TYPE_DEFAULT;
 423     SendDlgItemMessage(dialog, IDC_COMBO_TYPE, CB_SETCURSEL, selection, 0);
 424   } else WINE_WARN("no Type field?\n");
 425
 426
 427   /* FileSystem name handling */
 428   fs = getDriveValue(editWindowLetter, "FileSystem");
 429   if (fs) {
 430     for( i=0, selection=-1; i < sizeof(fs_pairs)/sizeof(code_desc_pair); i++) {
 431       SendDlgItemMessage(dialog, IDC_COMBO_NAMES, CB_ADDSTRING, 0,
 432                          (LPARAM) fs_pairs[i].sDesc);
 433       if(strcasecmp(fs_pairs[i].sCode, fs) == 0){
 434         selection = i;
 435       }
 436     }
 437
 438     if( selection == -1 ) selection = DRIVE_FS_DEFAULT;
 439     SendDlgItemMessage(dialog, IDC_COMBO_NAMES, CB_SETCURSEL, selection, 0);
 440   } else WINE_WARN("no FileSystem field?\n");
 441
 442
 443   /* removeable media properties */
 444   serial = getDriveValue(editWindowLetter, "Serial");
 445   if (serial) {
 446     SendDlgItemMessage(dialog, IDC_EDIT_SERIAL, WM_SETTEXT, 0,(LPARAM)serial);
 447   } else WINE_WARN("no Serial field?\n");
 448
 449   label = getDriveValue(editWindowLetter, "Label");
 450   if (label) {
 451     SendDlgItemMessage(dialog, IDC_EDIT_LABEL, WM_SETTEXT, 0,(LPARAM)label);
 452   } else WINE_WARN("no Label field?\n");
 453
 454   device = getDriveValue(editWindowLetter, "Device");
 455   if (device) {
 456     SendDlgItemMessage(dialog, IDC_EDIT_DEVICE, WM_SETTEXT, 0,(LPARAM)device);
 457   } else WINE_WARN("no Device field?\n");
 458
 459   selection = IDC_RADIO_ASSIGN;
 460   if ((type && strcmp("cdrom", type) == 0) || (type && strcmp("floppy", type) == 0)) {
 461     if (device) {
 462       selection = IDC_RADIO_AUTODETECT;
 463       enable_labelserial_box(dialog, BOX_MODE_CD_AUTODETECT);
 464     } else {
 465       selection = IDC_RADIO_ASSIGN;
 466       enable_labelserial_box(dialog, BOX_MODE_CD_ASSIGN);
 467     }
 468   } else {
 469     enable_labelserial_box(dialog, BOX_MODE_NORMAL);
 470     selection = IDC_RADIO_ASSIGN;
 471   }
 472
 473   CheckRadioButton( dialog, IDC_RADIO_AUTODETECT, IDC_RADIO_ASSIGN, selection );
 474   if (path) SendDlgItemMessage(dialog, IDC_EDIT_PATH, WM_SETTEXT, 0,(LPARAM)path);
 475
 476   if (path) free(path);
 477   if (type) free(type);
 478   if (fs) free(fs);
 479   if (serial) free(serial);
 480   if (label) free(label);
 481   if (device) free(device);
 482
 483
 484   updatingUI = FALSE;
 485
 486   return;
 487 }
 488
 489 /* storing the drive propsheet HWND here is a bit ugly, but the simplest solution for now */
 490 static HWND driveDlgHandle;
 491
 492 void onEditChanged(HWND hDlg, WORD controlID) {
 493   WINE_TRACE("controlID=%d\n", controlID);
 494   switch (controlID) {
 495       case IDC_EDIT_LABEL: {
 496         char *label = getDialogItemText(hDlg, controlID);
 497         setDriveValue(editWindowLetter, "Label", label);
 498         refreshDriveDlg(driveDlgHandle);
 499         if (label) free(label);
 500         break;
 501       }
 502       case IDC_EDIT_PATH: {
 503         char *path = getDialogItemText(hDlg, controlID);
 504         if (!path) path = strdup("fake_windows"); /* default to assuming fake_windows in the .wine directory */
 505         setDriveValue(editWindowLetter, "Path", path);
 506         free(path);
 507         break;
 508       }
 509       case IDC_EDIT_SERIAL: {
 510         char *serial = getDialogItemText(hDlg, controlID);
 511         setDriveValue(editWindowLetter, "Serial", serial);
 512         if (serial) free (serial);
 513         break;
 514       }
 515       case IDC_EDIT_DEVICE: {
 516         char *device = getDialogItemText(hDlg,controlID);
 517         setDriveValue(editWindowLetter, "Device", device);
 518         if (device) free(device);
 519         refreshDriveDlg(driveDlgHandle);
 520         break;
 521       }
 522   }
 523 }
 524
 525 INT_PTR CALLBACK DriveEditDlgProc (HWND hDlg, UINT uMsg, WPARAM wParam, LPARAM lParam)
 526 {
 527   int selection;
 528
 529   switch (uMsg)  {
 530       case WM_INITDIALOG: {
 531         editWindowLetter = (char) lParam;
 532         refreshDriveEditDialog(hDlg);
 533       }
 534
 535     case WM_COMMAND:
 536       switch (LOWORD(wParam)) {
 537           case IDC_COMBO_TYPE:
 538             if (HIWORD(wParam) != CBN_SELCHANGE) break;
 539             selection = SendDlgItemMessage( hDlg, IDC_COMBO_TYPE, CB_GETCURSEL, 0, 0);
 540             if( selection == 2 || selection == 3 ) { /* cdrom or floppy */
 541               if (IsDlgButtonChecked(hDlg, IDC_RADIO_AUTODETECT))
 542                 enable_labelserial_box(hDlg, BOX_MODE_CD_AUTODETECT);
 543               else
 544                 enable_labelserial_box(hDlg, BOX_MODE_CD_ASSIGN);
 545             }
 546             else {
 547               enable_labelserial_box( hDlg, BOX_MODE_NORMAL );
 548             }
 549             setDriveValue(editWindowLetter, "Type", type_pairs[selection].sCode);
 550             break;
 551
 552           case IDC_COMBO_LETTER: {
 553             int item = SendDlgItemMessage(hDlg, IDC_COMBO_LETTER, CB_GETCURSEL, 0, 0);
 554             char newLetter;
 555             SendDlgItemMessage(hDlg, IDC_COMBO_LETTER, CB_GETLBTEXT, item, (LPARAM) &newLetter);
 556
 557             if (HIWORD(wParam) != CBN_SELCHANGE) break;
 558             if (newLetter == editWindowLetter) break;
 559
 560             WINE_TRACE("changing drive letter to %c\n", newLetter);
 561             copyDrive(editWindowLetter, newLetter);
 562             removeDrive(editWindowLetter);
 563             editWindowLetter = newLetter;
 564             refreshDriveDlg(driveDlgHandle);
 565             break;
 566           }
 567
 568           case IDC_BUTTON_BROWSE_PATH:
 569             WRITEME(hDlg);
 570             break;
 571
 572           case IDC_RADIO_AUTODETECT: {
 573             setDriveValue(editWindowLetter, "Label", NULL);
 574             setDriveValue(editWindowLetter, "Serial", NULL);
 575             setDriveValue(editWindowLetter, "Device", getDialogItemText(hDlg, IDC_EDIT_DEVICE));
 576             enable_labelserial_box(hDlg, BOX_MODE_CD_AUTODETECT);
 577             refreshDriveDlg(driveDlgHandle);
 578             break;
 579           }
 580
 581           case IDC_RADIO_ASSIGN:
 582             setDriveValue(editWindowLetter, "Device", NULL);
 583             setDriveValue(editWindowLetter, "Label", getDialogItemText(hDlg, IDC_EDIT_LABEL));
 584             setDriveValue(editWindowLetter, "Serial", getDialogItemText(hDlg, IDC_EDIT_SERIAL));
 585             enable_labelserial_box(hDlg, BOX_MODE_CD_ASSIGN);
 586             refreshDriveDlg(driveDlgHandle);
 587             break;
 588
 589           case ID_BUTTON_OK:
 590             EndDialog(hDlg, wParam);
 591             return TRUE;
 592       }
 593       if (HIWORD(wParam) == EN_CHANGE) onEditChanged(hDlg, LOWORD(wParam));
 594       break;
 595   }
 596   return FALSE;
 597 }
 598
 599 void onAddDriveClicked(HWND hDlg) {
 600   /* we should allocate a drive letter automatically. We also need some way to let the user choose the mapping point,
 601      for now we will just force them to enter a path automatically, with / being the default. In future we should
 602      be able to temporarily map / then invoke the directory chooser dialog. */
 603
 604   char newLetter = 'C'; /* we skip A and B, they are historically floppy drives */
 605   long mask = ~drive_available_mask(0); /* the mask is now which drives aren't available */
 606   char *sectionName;
 607
 608   while (mask & (1 << (newLetter - 'A'))) {
 609     newLetter++;
 610     if (newLetter > 'Z') {
 611       MessageBox(NULL, "You cannot add any more drives.\n\nEach drive must have a letter, from A to Z, so you cannot have more than 26", "", MB_OK | MB_ICONEXCLAMATION);
 612       return;
 613     }
 614   }
 615   WINE_TRACE("allocating drive letter %c\n", newLetter);
 616
 617   sectionName = malloc(strlen("Drive X") + 1);
 618   sprintf(sectionName, "Drive %c", newLetter);
 619   if (newLetter == 'C') {
 620     addTransaction(sectionName, "Path", ACTION_SET, "fake_windows");
 621     addTransaction(sectionName, "Label", ACTION_SET, "System Drive");
 622   } else
 623     addTransaction(sectionName, "Path", ACTION_SET, "/"); /* default to root path */
 624   addTransaction(sectionName, "Type", ACTION_SET, "hd");
 625   processTransQueue(); /* make sure the drive has been added, even if we are not in instant apply mode */
 626   free(sectionName);
 627
 628   refreshDriveDlg(driveDlgHandle);
 629
 630   DialogBoxParam(NULL, MAKEINTRESOURCE(IDD_DRIVE_EDIT), NULL, (DLGPROC) DriveEditDlgProc, (LPARAM) newLetter);
 631 }
 632
 633
 634 INT_PTR CALLBACK
 635 DriveDlgProc (HWND hDlg, UINT uMsg, WPARAM wParam, LPARAM lParam)
 636 {
 637   int selection = -1;
 638   int nItem;
 639   char letter;
 640
 641   switch (uMsg) {
 642       case WM_COMMAND:
 643         switch (LOWORD(wParam)) {
 644             case IDC_LIST_DRIVES:
 645               if (HIWORD(wParam) == LBN_DBLCLK) selection = -1;
 646               if (HIWORD(wParam) == LBN_SELCHANGE) lastSel = SendDlgItemMessage(hDlg, IDC_LIST_DRIVES, LB_GETCURSEL, 0, 0);
 647               break;
 648
 649             case IDC_BUTTON_ADD:
 650               onAddDriveClicked(hDlg);
 651               break;
 652
 653             case IDC_BUTTON_REMOVE:
 654               if (HIWORD(wParam) != BN_CLICKED) break;
 655               nItem = SendDlgItemMessage(hDlg, IDC_LIST_DRIVES,  LB_GETCURSEL, 0, 0);
 656               letter = SendDlgItemMessage(hDlg, IDC_LIST_DRIVES, LB_GETITEMDATA, nItem, 0);
 657               removeDrive(letter);
 658               refreshDriveDlg(driveDlgHandle);
 659               break;
 660
 661             case IDC_BUTTON_EDIT:
 662               if (HIWORD(wParam) != BN_CLICKED) break;
 663               nItem = SendMessage(GetDlgItem(hDlg, IDC_LIST_DRIVES),  LB_GETCURSEL, 0, 0);
 664               letter = SendMessage(GetDlgItem(hDlg, IDC_LIST_DRIVES), LB_GETITEMDATA, nItem, 0);
 665               DialogBoxParam(NULL, MAKEINTRESOURCE(IDD_DRIVE_EDIT), NULL, (DLGPROC) DriveEditDlgProc, (LPARAM) letter);
 666               break;
 667
 668             case IDC_BUTTON_AUTODETECT:
 669               WRITEME(hDlg);
 670               break;
 671         }
 672         break;
 673
 674       case WM_NOTIFY: switch(((LPNMHDR)lParam)->code) {
 675             case PSN_KILLACTIVE:
 676               SetWindowLong(hDlg, DWL_MSGRESULT, FALSE);
 677               break;
 678             case PSN_APPLY:
 679               SetWindowLong(hDlg, DWL_MSGRESULT, PSNRET_NOERROR);
 680               break;
 681             case PSN_SETACTIVE:
 682               driveDlgHandle = hDlg;
 683               refreshDriveDlg (driveDlgHandle);
 684               break;
 685         }
 686         break;
 687
 688   }
 689
 690   return FALSE;
 691 }