WINGs/wfilepanel.c

   1
   2 #include "WINGsP.h"
   3 #include "wconfig.h"
   4
   5 #include <sys/types.h>
   6 #include <sys/stat.h>
   7 #include <unistd.h>
   8 #include <dirent.h>
   9 #include <limits.h>
  10 #include <errno.h>
  11
  12 #ifndef PATH_MAX
  13 #define PATH_MAX 1024
  14 #endif
  15
  16
  17 typedef struct W_FilePanel {
  18     WMWindow *win;
  19
  20     WMLabel *iconLabel;
  21     WMLabel *titleLabel;
  22
  23     WMFrame *line;
  24
  25     WMLabel *nameLabel;
  26     WMBrowser *browser;
  27
  28     WMButton *okButton;
  29     WMButton *cancelButton;
  30
  31     WMButton *homeButton;
  32     WMButton *trashcanButton;
  33     WMButton *createDirButton;
  34     WMButton *disketteButton;
  35     WMButton *unmountButton;
  36
  37     WMView *accessoryView;
  38
  39     WMTextField *fileField;
  40
  41     char **fileTypes;
  42
  43     struct {
  44         unsigned int canExit:1;
  45         unsigned int canceled:1;       /* clicked on cancel */
  46         unsigned int filtered:1;
  47         unsigned int canChooseFiles:1;
  48         unsigned int canChooseDirectories:1;
  49         unsigned int autoCompletion:1;
  50         unsigned int showAllFiles:1;
  51         unsigned int canFreeFileTypes:1;
  52         unsigned int fileMustExist:1;
  53         unsigned int panelType:1;
  54     } flags;
  55 } W_FilePanel;
  56
  57
  58 /* Type of panel */
  59 #define WP_OPEN         0
  60 #define WP_SAVE         1
  61
  62 #define PWIDTH          330
  63 #define PHEIGHT         360
  64
  65 static void listDirectoryOnColumn(WMFilePanel *panel, int column, char *path);
  66 static void browserClick();
  67 static void browserDClick();
  68
  69 static void fillColumn(WMBrowserDelegate *self, WMBrowser *bPtr, int column,
  70                        WMList *list);
  71
  72 static void deleteFile();
  73
  74 static void createDir();
  75
  76 static void goHome();
  77
  78 static void goFloppy();
  79
  80 static void goUnmount();
  81
  82 static void buttonClick();
  83
  84 static char *getCurrentFileName(WMFilePanel *panel);
  85
  86 static void handleEvents(XEvent *event, void *data);
  87
  88
  89
  90 static WMBrowserDelegate browserDelegate = {
  91     NULL, /* data */
  92         fillColumn, /* createRowsForColumn */
  93         NULL, /* titleOfColumn */
  94         NULL, /* didScroll */
  95         NULL  /* willScroll */
  96 };
  97
  98
  99 static int
 100 closestListItem(WMList *list, char *text, Bool exact)
 101 {
 102     WMListItem *item;
 103     WMArray *items = WMGetListItems(list);
 104     int i, len = strlen(text);
 105
 106     if (len==0)
 107         return -1;
 108
 109     for(i=0; i<WMGetArrayItemCount(items); i++) {
 110         item = WMGetFromArray(items, i);
 111         if (strlen(item->text) >= len &&
 112             ((exact && strcmp(item->text, text)==0) ||
 113              (!exact && strncmp(item->text, text, len)==0))) {
 114             return i;
 115         }
 116     }
 117
 118     return -1;
 119 }
 120
 121
 122 static void
 123 textChangedObserver(void *observerData, WMNotification *notification)
 124 {
 125     W_FilePanel *panel = (W_FilePanel*)observerData;
 126     char *text;
 127     WMList *list;
 128     int col = WMGetBrowserNumberOfColumns(panel->browser) - 1;
 129     int i, textEvent;
 130
 131     if (!(list = WMGetBrowserListInColumn(panel->browser, col)))
 132         return;
 133
 134     text = WMGetTextFieldText(panel->fileField);
 135     textEvent = (int)WMGetNotificationClientData(notification);
 136
 137     if (panel->flags.autoCompletion && textEvent!=WMDeleteTextEvent)
 138         i = closestListItem(list, text, False);
 139     else
 140         i = closestListItem(list, text, True);
 141
 142     WMSelectListItem(list, i);
 143     if (i>=0 && panel->flags.autoCompletion) {
 144         WMListItem *item = WMGetListItem(list, i);
 145         int textLen = strlen(text), itemTextLen = strlen(item->text);
 146         int visibleItems = WMWidgetHeight(list)/WMGetListItemHeight(list);
 147
 148         WMSetListPosition(list, i - visibleItems/2);
 149
 150         if (textEvent!=WMDeleteTextEvent) {
 151             WMRange range;
 152
 153             WMInsertTextFieldText(panel->fileField, &item->text[textLen],
 154                                   textLen);
 155             range.position = textLen;
 156             range.count = itemTextLen - textLen;
 157             WMSelectTextFieldRange(panel->fileField, range);
 158             /*WMSetTextFieldCursorPosition(panel->fileField, itemTextLen);*/
 159         }
 160     }
 161
 162     wfree(text);
 163 }
 164
 165
 166 static void
 167 textEditedObserver(void *observerData, WMNotification *notification)
 168 {
 169     W_FilePanel *panel = (W_FilePanel*)observerData;
 170
 171     if ((int)WMGetNotificationClientData(notification)==WMReturnTextMovement) {
 172         WMPerformButtonClick(panel->okButton);
 173     }
 174 }
 175
 176
 177
 178 static WMFilePanel*
 179 makeFilePanel(WMScreen *scrPtr, char *name, char *title)
 180 {
 181     WMFilePanel *fPtr;
 182     WMFont *largeFont;
 183     WMPixmap *icon;
 184
 185     fPtr = wmalloc(sizeof(WMFilePanel));
 186     memset(fPtr, 0, sizeof(WMFilePanel));
 187
 188     fPtr->win = WMCreateWindowWithStyle(scrPtr, name, WMTitledWindowMask
 189                                         |WMResizableWindowMask);
 190     WMResizeWidget(fPtr->win, PWIDTH, PHEIGHT);
 191     WMSetWindowTitle(fPtr->win, "");
 192
 193     WMCreateEventHandler(WMWidgetView(fPtr->win), StructureNotifyMask,
 194                          handleEvents, fPtr);
 195     WMSetWindowMinSize(fPtr->win, PWIDTH, PHEIGHT);
 196
 197
 198     fPtr->iconLabel = WMCreateLabel(fPtr->win);
 199     WMResizeWidget(fPtr->iconLabel, 64, 64);
 200     WMMoveWidget(fPtr->iconLabel, 0, 0);
 201     WMSetLabelImagePosition(fPtr->iconLabel, WIPImageOnly);
 202     icon = WMCreateApplicationIconBlendedPixmap(scrPtr, (RColor*)NULL);
 203     if (icon) {
 204         WMSetLabelImage(fPtr->iconLabel, icon);
 205         WMReleasePixmap(icon);
 206     } else {
 207         WMSetLabelImage(fPtr->iconLabel, scrPtr->applicationIconPixmap);
 208     }
 209
 210     fPtr->titleLabel = WMCreateLabel(fPtr->win);
 211     WMResizeWidget(fPtr->titleLabel, PWIDTH-64, 64);
 212     WMMoveWidget(fPtr->titleLabel, 64, 0);
 213     largeFont = WMBoldSystemFontOfSize(scrPtr, 24);
 214     WMSetLabelFont(fPtr->titleLabel, largeFont);
 215     WMReleaseFont(largeFont);
 216     WMSetLabelText(fPtr->titleLabel, title);
 217
 218     fPtr->line = WMCreateFrame(fPtr->win);
 219     WMMoveWidget(fPtr->line, 0, 64);
 220     WMResizeWidget(fPtr->line, PWIDTH, 2);
 221     WMSetFrameRelief(fPtr->line, WRGroove);
 222
 223     fPtr->browser = WMCreateBrowser(fPtr->win);
 224     WMSetBrowserAllowEmptySelection(fPtr->browser, True);
 225     WMSetBrowserDelegate(fPtr->browser, &browserDelegate);
 226     WMSetBrowserAction(fPtr->browser, browserClick, fPtr);
 227     WMSetBrowserDoubleAction(fPtr->browser, browserDClick, fPtr);
 228     WMMoveWidget(fPtr->browser, 7, 72);
 229     WMResizeWidget(fPtr->browser, PWIDTH-14,200);
 230     WMHangData(fPtr->browser, fPtr);
 231
 232     fPtr->nameLabel = WMCreateLabel(fPtr->win);
 233     WMMoveWidget(fPtr->nameLabel, 7, 282);
 234     WMResizeWidget(fPtr->nameLabel, 55, 14);
 235     WMSetLabelText(fPtr->nameLabel, _("Name:"));
 236
 237     fPtr->fileField = WMCreateTextField(fPtr->win);
 238     WMMoveWidget(fPtr->fileField, 60, 278);
 239     WMResizeWidget(fPtr->fileField, PWIDTH-60-10, 24);
 240     WMAddNotificationObserver(textEditedObserver, fPtr,
 241                               WMTextDidEndEditingNotification,
 242                               fPtr->fileField);
 243     WMAddNotificationObserver(textChangedObserver, fPtr,
 244                               WMTextDidChangeNotification,
 245                               fPtr->fileField);
 246
 247     fPtr->okButton = WMCreateCommandButton(fPtr->win);
 248     WMMoveWidget(fPtr->okButton, 245, 325);
 249     WMResizeWidget(fPtr->okButton, 75, 28);
 250     WMSetButtonText(fPtr->okButton, _("OK"));
 251     WMSetButtonImage(fPtr->okButton, scrPtr->buttonArrow);
 252     WMSetButtonAltImage(fPtr->okButton, scrPtr->pushedButtonArrow);
 253     WMSetButtonImagePosition(fPtr->okButton, WIPRight);
 254     WMSetButtonAction(fPtr->okButton, buttonClick, fPtr);
 255
 256     fPtr->cancelButton = WMCreateCommandButton(fPtr->win);
 257     WMMoveWidget(fPtr->cancelButton, 165, 325);
 258     WMResizeWidget(fPtr->cancelButton, 75, 28);
 259     WMSetButtonText(fPtr->cancelButton, _("Cancel"));
 260     WMSetButtonAction(fPtr->cancelButton, buttonClick, fPtr);
 261
 262     fPtr->trashcanButton = WMCreateCommandButton(fPtr->win);
 263     WMMoveWidget(fPtr->trashcanButton, 7, 325);
 264     WMResizeWidget(fPtr->trashcanButton, 28, 28);
 265     WMSetButtonImagePosition(fPtr->trashcanButton, WIPImageOnly);
 266     WMSetButtonImage(fPtr->trashcanButton, scrPtr->trashcanIcon);
 267     WMSetButtonAltImage(fPtr->trashcanButton, scrPtr->altTrashcanIcon);
 268     WMSetButtonAction(fPtr->trashcanButton, deleteFile, fPtr);
 269
 270     fPtr->createDirButton = WMCreateCommandButton(fPtr->win);
 271     WMMoveWidget(fPtr->createDirButton, 37, 325);
 272     WMResizeWidget(fPtr->createDirButton, 28, 28);
 273     WMSetButtonImagePosition(fPtr->createDirButton, WIPImageOnly);
 274     WMSetButtonImage(fPtr->createDirButton, scrPtr->createDirIcon);
 275     WMSetButtonAltImage(fPtr->createDirButton, scrPtr->altCreateDirIcon);
 276     WMSetButtonAction(fPtr->createDirButton, createDir, fPtr);
 277
 278     fPtr->homeButton = WMCreateCommandButton(fPtr->win);
 279     WMMoveWidget(fPtr->homeButton, 67, 325);
 280     WMResizeWidget(fPtr->homeButton, 28, 28);
 281     WMSetButtonImagePosition(fPtr->homeButton, WIPImageOnly);
 282     WMSetButtonImage(fPtr->homeButton, scrPtr->homeIcon);
 283     WMSetButtonAltImage(fPtr->homeButton, scrPtr->altHomeIcon);
 284     WMSetButtonAction(fPtr->homeButton, goHome, fPtr);
 285
 286     fPtr->disketteButton = WMCreateCommandButton(fPtr->win);
 287     WMMoveWidget(fPtr->disketteButton, 97, 325);
 288     WMResizeWidget(fPtr->disketteButton, 28, 28);
 289     WMSetButtonImagePosition(fPtr->disketteButton, WIPImageOnly);
 290     WMSetButtonImage(fPtr->disketteButton, scrPtr->disketteIcon);
 291     WMSetButtonAltImage(fPtr->disketteButton, scrPtr->altDisketteIcon);
 292     WMSetButtonAction(fPtr->disketteButton, goFloppy, fPtr);
 293
 294     fPtr->unmountButton = WMCreateCommandButton(fPtr->win);
 295     WMMoveWidget(fPtr->unmountButton, 127, 325);
 296     WMResizeWidget(fPtr->unmountButton, 28, 28);
 297     WMSetButtonImagePosition(fPtr->unmountButton, WIPImageOnly);
 298     WMSetButtonImage(fPtr->unmountButton, scrPtr->unmountIcon);
 299     WMSetButtonAltImage(fPtr->unmountButton, scrPtr->altUnmountIcon);
 300     WMSetButtonAction(fPtr->unmountButton, goUnmount, fPtr);
 301     WMSetButtonEnabled(fPtr->unmountButton, False);
 302
 303
 304     WMRealizeWidget(fPtr->win);
 305     WMMapSubwidgets(fPtr->win);
 306
 307     WMSetFocusToWidget(fPtr->fileField);
 308     WMSetTextFieldCursorPosition(fPtr->fileField, 0);
 309
 310     WMLoadBrowserColumnZero(fPtr->browser);
 311
 312     WMSetWindowInitialPosition(fPtr->win,
 313                (scrPtr->rootView->size.width - WMWidgetWidth(fPtr->win))/2,
 314                (scrPtr->rootView->size.height - WMWidgetHeight(fPtr->win))/2);
 315
 316     fPtr->flags.canChooseFiles = 1;
 317     fPtr->flags.canChooseDirectories = 1;
 318     fPtr->flags.autoCompletion = 1;
 319
 320     return fPtr;
 321 }
 322
 323
 324 WMOpenPanel*
 325 WMGetOpenPanel(WMScreen *scrPtr)
 326 {
 327     WMFilePanel *panel;
 328
 329     if (scrPtr->sharedOpenPanel)
 330         return scrPtr->sharedOpenPanel;
 331
 332     panel = makeFilePanel(scrPtr, "openFilePanel", _("Open"));
 333     panel->flags.fileMustExist = 1;
 334     panel->flags.panelType = WP_OPEN;
 335
 336     scrPtr->sharedOpenPanel = panel;
 337
 338     return panel;
 339 }
 340
 341
 342 WMSavePanel*
 343 WMGetSavePanel(WMScreen *scrPtr)
 344 {
 345     WMFilePanel *panel;
 346
 347     if (scrPtr->sharedSavePanel)
 348         return scrPtr->sharedSavePanel;
 349
 350     panel = makeFilePanel(scrPtr, "saveFilePanel", _("Save"));
 351     panel->flags.fileMustExist = 0;
 352     panel->flags.panelType = WP_SAVE;
 353
 354     scrPtr->sharedSavePanel = panel;
 355
 356     return panel;
 357 }
 358
 359
 360 void
 361 WMFreeFilePanel(WMFilePanel *panel)
 362 {
 363     if (panel == WMWidgetScreen(panel->win)->sharedSavePanel) {
 364         WMWidgetScreen(panel->win)->sharedSavePanel = NULL;
 365     }
 366     if (panel == WMWidgetScreen(panel->win)->sharedOpenPanel) {
 367         WMWidgetScreen(panel->win)->sharedOpenPanel = NULL;
 368     }
 369     WMRemoveNotificationObserver(panel);
 370     WMUnmapWidget(panel->win);
 371     WMDestroyWidget(panel->win);
 372     wfree(panel);
 373 }
 374
 375
 376 int
 377 WMRunModalFilePanelForDirectory(WMFilePanel *panel, WMWindow *owner,
 378                                 char *path, char *name, char **fileTypes)
 379 {
 380     WMScreen *scr = WMWidgetScreen(panel->win);
 381
 382     if (name && !owner) {
 383         WMSetWindowTitle(panel->win, name);
 384     }
 385
 386     WMChangePanelOwner(panel->win, owner);
 387
 388     WMSetFilePanelDirectory(panel, path);
 389
 390     switch(panel->flags.panelType) {
 391     case WP_OPEN:
 392         if (fileTypes)
 393             panel->flags.filtered = 1;
 394         panel->fileTypes = fileTypes;
 395         if (name == NULL)
 396             name = _("Open");
 397         break;
 398     case WP_SAVE:
 399         panel->fileTypes = NULL;
 400         panel->flags.filtered = 0;
 401         if (name == NULL)
 402             name = _("Save");
 403         break;
 404     default:
 405         break;
 406     }
 407
 408     WMSetLabelText(panel->titleLabel, name);
 409
 410     WMMapWidget(panel->win);
 411
 412     WMRunModalLoop(scr, W_VIEW(panel->win));
 413
 414     /* Must withdraw window because the next time we map
 415      * it, it might have a different transient owner.
 416      */
 417     WMCloseWindow(panel->win);
 418
 419     return (panel->flags.canceled ? False : True);
 420 }
 421
 422
 423
 424
 425 void
 426 WMSetFilePanelDirectory(WMFilePanel *panel, char *path)
 427 {
 428     WMList *list;
 429     WMListItem *item;
 430     int col;
 431     char *rest;
 432
 433     rest = WMSetBrowserPath(panel->browser, path);
 434     if (strcmp(path, "/")==0)
 435         rest = NULL;
 436
 437     col = WMGetBrowserSelectedColumn(panel->browser);
 438     list = WMGetBrowserListInColumn(panel->browser, col);
 439     if (list && (item = WMGetListSelectedItem(list))) {
 440         if (item->isBranch) {
 441             WMSetTextFieldText(panel->fileField, rest);
 442         } else {
 443             WMSetTextFieldText(panel->fileField, item->text);
 444         }
 445     } else {
 446         WMSetTextFieldText(panel->fileField, rest);
 447     }
 448 }
 449
 450
 451 void
 452 WMSetFilePanelCanChooseDirectories(WMFilePanel *panel, Bool flag)
 453 {
 454     panel->flags.canChooseDirectories = flag;
 455 }
 456
 457 void
 458 WMSetFilePanelCanChooseFiles(WMFilePanel *panel, Bool flag)
 459 {
 460     panel->flags.canChooseFiles = flag;
 461 }
 462
 463
 464 void
 465 WMSetFilePanelAutoCompletion(WMFilePanel *panel, Bool flag)
 466 {
 467     panel->flags.autoCompletion = flag;
 468 }
 469
 470
 471 char*
 472 WMGetFilePanelFileName(WMFilePanel *panel)
 473 {
 474     return getCurrentFileName(panel);
 475 }
 476
 477
 478 void
 479 WMSetFilePanelAccessoryView(WMFilePanel *panel, WMView *view)
 480 {
 481     WMView *v;
 482
 483     panel->accessoryView = view;
 484
 485     v = WMWidgetView(panel->win);
 486
 487     W_ReparentView(view, v, 0, 0);
 488
 489     W_MoveView(view, (v->size.width - v->size.width)/2, 300);
 490 }
 491
 492
 493 WMView*
 494 WMGetFilePanelAccessoryView(WMFilePanel *panel)
 495 {
 496     return panel->accessoryView;
 497 }
 498
 499
 500 static char*
 501 get_name_from_path(char *path)
 502 {
 503     int size;
 504
 505     assert(path!=NULL);
 506
 507     size = strlen(path);
 508
 509     /* remove trailing / */
 510     while (size > 0 && path[size-1]=='/')
 511         size--;
 512     /* directory was root */
 513     if (size == 0)
 514         return wstrdup("/");
 515
 516     while (size > 0 && path[size-1] != '/')
 517         size--;
 518
 519     return wstrdup(&(path[size]));
 520 }
 521
 522
 523 static int
 524 filterFileName(WMFilePanel *panel, char *file, Bool isDirectory)
 525 {
 526     return True;
 527 }
 528
 529
 530 #define CAST(item) (*((WMListItem**)item))
 531 static int
 532 comparer(const void *a, const void *b)
 533 {
 534     if (CAST(a)->isBranch == CAST(b)->isBranch)
 535       return (strcmp(CAST(a)->text, CAST(b)->text));
 536     if (CAST(a)->isBranch)
 537       return (-1);
 538     return (1);
 539 }
 540 #undef CAST
 541
 542
 543 static void
 544 listDirectoryOnColumn(WMFilePanel *panel, int column, char *path)
 545 {
 546     WMBrowser *bPtr = panel->browser;
 547     struct dirent *dentry;
 548     DIR *dir;
 549     struct stat stat_buf;
 550     char pbuf[PATH_MAX+16];
 551
 552     assert(column >= 0);
 553     assert(path != NULL);
 554
 555     /* put directory name in the title */
 556     WMSetBrowserColumnTitle(bPtr, column, get_name_from_path(path));
 557
 558     dir = opendir(path);
 559
 560     if (!dir) {
 561 #ifdef VERBOSE
 562         printf(_("WINGs: could not open directory %s\n"), path);
 563 #endif
 564         return;
 565     }
 566
 567     /* list contents in the column */
 568     while ((dentry = readdir(dir))) {
 569         if (strcmp(dentry->d_name, ".")==0 ||
 570             strcmp(dentry->d_name, "..")==0)
 571             continue;
 572
 573         strcpy(pbuf, path);
 574         if (strcmp(path, "/")!=0)
 575             strcat(pbuf, "/");
 576         strcat(pbuf, dentry->d_name);
 577
 578         if (stat(pbuf, &stat_buf)!=0) {
 579 #ifdef VERBOSE
 580             printf(_("WINGs: could not stat %s\n"), pbuf);
 581 #endif
 582             continue;
 583         } else {
 584             int isDirectory;
 585
 586             isDirectory = S_ISDIR(stat_buf.st_mode);
 587
 588             if (filterFileName(panel, dentry->d_name, isDirectory))
 589                 WMInsertBrowserItem(bPtr, column, -1, dentry->d_name, isDirectory);
 590         }
 591     }
 592     WMSortBrowserColumnWithComparer(bPtr, column, comparer);
 593
 594     closedir(dir);
 595 }
 596
 597
 598 static void
 599 fillColumn(WMBrowserDelegate *self, WMBrowser *bPtr, int column, WMList *list)
 600 {
 601     char *path;
 602     WMFilePanel *panel;
 603
 604     if (column > 0) {
 605         path = WMGetBrowserPathToColumn(bPtr, column-1);
 606     } else {
 607         path = wstrdup("/");
 608     }
 609
 610     panel = WMGetHangedData(bPtr);
 611     listDirectoryOnColumn(panel, column, path);
 612     wfree(path);
 613 }
 614
 615
 616 static void
 617 browserDClick(WMBrowser *bPtr, WMFilePanel *panel)
 618 {
 619     WMPerformButtonClick(panel->okButton);
 620 }
 621
 622 static void
 623 browserClick(WMBrowser *bPtr, WMFilePanel *panel)
 624 {
 625     int col = WMGetBrowserSelectedColumn(bPtr);
 626     WMListItem *item = WMGetBrowserSelectedItemInColumn(bPtr, col);
 627
 628     if (!item || item->isBranch)
 629         WMSetTextFieldText(panel->fileField, NULL);
 630     else {
 631         WMSetTextFieldText(panel->fileField, item->text);
 632     }
 633 }
 634
 635
 636 static void
 637 showError(WMScreen *scr, WMWindow *owner, char *s, char *file)
 638 {
 639     char *errStr;
 640
 641     if (file) {
 642         errStr = wmalloc(strlen(file)+strlen(s));
 643         sprintf(errStr, s, file);
 644     } else {
 645         errStr = wstrdup(s);
 646     }
 647     WMRunAlertPanel(scr, owner, _("Error"), errStr, _("OK"), NULL, NULL);
 648     wfree(errStr);
 649 }
 650
 651
 652 static void
 653 createDir(WMButton *bPre, WMFilePanel *panel)
 654 {
 655     char *dirName, *directory, *file, *s;
 656     WMScreen *scr = WMWidgetScreen(panel->win);
 657
 658     dirName = WMRunInputPanel(scr, panel->win, _("Create Directory"),
 659                               _("Enter directory name"), "", _("OK"), _("Cancel"));
 660     if (!dirName)
 661         return;
 662
 663     directory = getCurrentFileName(panel);
 664     s = strrchr(directory,'/');
 665     if (s) s[1] = 0;
 666
 667     if (dirName[0] == '/') {
 668         directory[0] = 0;
 669     } else {
 670         while ((s = strstr(directory,"//"))) {
 671             int i;
 672             for (i = 2;s[i] == '/';i++);
 673             strcpy(s, &s[i-1]);
 674         }
 675         if ((s = strrchr(directory, '/')) && !s[1]) s[0] = 0;
 676     }
 677     while ((s = strstr(dirName,"//"))) {
 678         int i;
 679         for (i = 2;s[i] == '/';i++);
 680         strcpy(s, &s[i-1]);
 681     }
 682     if ((s = strrchr(dirName, '/')) && !s[1]) s[0] = 0;
 683
 684     file = wmalloc(strlen(dirName)+strlen(directory)+4);
 685     sprintf(file, "%s/%s", directory, dirName);
 686     while ((s = strstr(file,"//"))) {
 687         int i;
 688         for (i = 2;s[i] == '/';i++);
 689         strcpy(s, &s[i-1]);
 690     }
 691
 692     if (mkdir(file,0xfff) != 0) {
 693         switch (errno) {
 694             case EACCES:
 695                 showError(scr, panel->win, _("Permission denied."), NULL);
 696                 break;
 697             case EEXIST:
 698                 showError(scr, panel->win, _("'%s' already exists."), file);
 699                 break;
 700             case ENOENT:
 701                 showError(scr, panel->win, _("Path does not exist."), NULL);
 702         }
 703     }
 704     else WMSetFilePanelDirectory(panel, file);
 705
 706     wfree(dirName);
 707     wfree(directory);
 708     wfree(file);
 709 }
 710
 711 static void
 712 deleteFile(WMButton *bPre, WMFilePanel *panel)
 713 {
 714     char *file;
 715     char *buffer, *s;
 716     struct stat filestat;
 717     WMScreen *scr = WMWidgetScreen(panel->win);
 718
 719     file = getCurrentFileName(panel);
 720
 721     while ((s = strstr(file,"//"))) {
 722         int i;
 723         for (i = 2;s[i] == '/';i++);
 724         strcpy(s, &s[i-1]);
 725     }
 726     if (strlen(file) > 1 && (s = strrchr(file, '/')) && !s[1]) s[0] = 0;
 727
 728     if (stat(file,&filestat)) {
 729         switch (errno) {
 730             case ENOENT:
 731                 showError(scr, panel->win, _("'%s' does not exist."), file);
 732                 break;
 733             case EACCES:
 734                 showError(scr, panel->win, _("Permission denied."), NULL);
 735                 break;
 736             case ENOMEM:
 737                 showError(scr, panel->win,
 738                         _("Insufficient memory available."), NULL);
 739                 break;
 740             case EROFS:
 741                 showError(scr, panel->win,
 742                         _("'%s' is on a read-only filesystem."), file);
 743                 break;
 744             default:
 745                 showError(scr, panel->win, _("Can not delete '%s'."), file);
 746         }
 747         wfree(file);
 748         return;
 749     } else if (S_ISDIR(filestat.st_mode)) {
 750         int len = strlen(file)+20;
 751         buffer = wmalloc(len);
 752         snprintf(buffer,len,_("Delete directory %s ?"),file);
 753     } else {
 754         int len = strlen(file)+15;
 755         buffer = wmalloc(len);
 756         snprintf(buffer,len,_("Delete file %s ?"),file);
 757     }
 758
 759     if (!WMRunAlertPanel(WMWidgetScreen(panel->win), panel->win,
 760                 _("Warning"), buffer, _("OK"), _("Cancel"), NULL)) {
 761         if (S_ISDIR(filestat.st_mode)) {
 762             if (rmdir(file) != 0) {
 763                 switch (errno) {
 764                     case EACCES:
 765                         showError(scr, panel->win, _("Permission denied."), NULL);
 766                         break;
 767                     case ENOENT:
 768                         showError(scr, panel->win, _("Directory '%s' does not exist."), file);
 769                         break;
 770                     case ENOTEMPTY:
 771                         showError(scr, panel->win, _("Directory '%s' is not empty."), file);
 772                         break;
 773                     case EBUSY:
 774                         showError(scr, panel->win, _("Directory '%s' is busy."), file);
 775                         break;
 776                     default:
 777                         showError(scr, panel->win, _("Can not delete '%s'."), file);
 778                 }
 779             } else {
 780                 char *s = strrchr(file,'/');
 781                 if (s) s[0] = 0;
 782                 WMSetFilePanelDirectory(panel, file);
 783             }
 784         } else if (remove(file) != 0) {
 785             switch (errno) {
 786                 case EISDIR:
 787                     showError(scr, panel->win, _("'%s' is a directory."), file);
 788                     break;
 789                 case ENOENT:
 790                     showError(scr, panel->win, _("'%s' does not exist."), file);
 791                     break;
 792                 case EACCES:
 793                     showError(scr, panel->win, _("Permission denied."), NULL);
 794                     break;
 795                 case ENOMEM:
 796                     showError(scr, panel->win,
 797                             _("Insufficient memory available."), NULL);
 798                     break;
 799                 case EROFS:
 800                     showError(scr, panel->win,
 801                             _("'%s' is on a read-only filesystem."), file);
 802                     break;
 803                 default:
 804                     showError(scr, panel->win, _("Can not delete '%s'."), file);
 805             }
 806         } else {
 807             char *s = strrchr(file,'/');
 808             if (s) s[1] = 0;
 809             WMSetFilePanelDirectory(panel, file);
 810         }
 811     }
 812     wfree(buffer);
 813     wfree(file);
 814 }
 815
 816 static void
 817 goUnmount(WMButton *bPtr, WMFilePanel *panel)
 818 {
 819 }
 820
 821
 822 static void
 823 goFloppy(WMButton *bPtr, WMFilePanel *panel)
 824 {
 825     struct stat filestat;
 826     WMScreen *scr = WMWidgetScreen(panel->win);
 827
 828     if (stat(WINGsConfiguration.floppyPath, &filestat)) {
 829         showError(scr, panel->win, _("An error occured browsing '%s'."),
 830                   WINGsConfiguration.floppyPath);
 831         return;
 832     } else if (!S_ISDIR(filestat.st_mode)) {
 833         showError(scr, panel->win, _("'%s' is not a directory."),
 834                   WINGsConfiguration.floppyPath);
 835         return;
 836     }
 837
 838     WMSetFilePanelDirectory(panel, WINGsConfiguration.floppyPath);
 839 }
 840
 841
 842 static void
 843 goHome(WMButton *bPtr, WMFilePanel *panel)
 844 {
 845     char *home;
 846
 847     /* home is statically allocated. Don't free it! */
 848     home = wgethomedir();
 849     if (!home)
 850         return;
 851
 852     WMSetFilePanelDirectory(panel, home);
 853 }
 854
 855
 856 static void
 857 handleEvents(XEvent *event, void *data)
 858 {
 859     W_FilePanel *pPtr = (W_FilePanel*)data;
 860     W_View *view = WMWidgetView(pPtr->win);
 861
 862     if (event->type == ConfigureNotify) {
 863         if (event->xconfigure.width != view->size.width
 864             || event->xconfigure.height != view->size.height) {
 865             unsigned int newWidth = event->xconfigure.width;
 866             unsigned int newHeight = event->xconfigure.height;
 867             int newColumnCount;
 868
 869             W_ResizeView(view, newWidth, newHeight);
 870             WMResizeWidget(pPtr->line, newWidth, 2);
 871             WMResizeWidget(pPtr->browser, newWidth-14,
 872                            newHeight-(PHEIGHT-200));
 873             WMResizeWidget(pPtr->fileField, newWidth-60-10, 24);
 874             WMMoveWidget(pPtr->nameLabel, 7, newHeight-(PHEIGHT-282));
 875             WMMoveWidget(pPtr->fileField, 60, newHeight-(PHEIGHT-278));
 876             WMMoveWidget(pPtr->okButton, newWidth-(PWIDTH-245),
 877                     newHeight-(PHEIGHT-325));
 878             WMMoveWidget(pPtr->cancelButton, newWidth-(PWIDTH-165),
 879                     newHeight-(PHEIGHT-325));
 880
 881             WMMoveWidget(pPtr->trashcanButton, 7, newHeight-(PHEIGHT-325));
 882             WMMoveWidget(pPtr->createDirButton, 37, newHeight-(PHEIGHT-325));
 883             WMMoveWidget(pPtr->homeButton, 67, newHeight-(PHEIGHT-325));
 884             WMMoveWidget(pPtr->disketteButton, 97, newHeight-(PHEIGHT-325));
 885             WMMoveWidget(pPtr->unmountButton, 127, newHeight-(PHEIGHT-325));
 886
 887             newColumnCount = (newWidth - 14) / 140;
 888             WMSetBrowserMaxVisibleColumns(pPtr->browser, newColumnCount);
 889         }
 890     }
 891 }
 892
 893
 894 static char*
 895 getCurrentFileName(WMFilePanel *panel)
 896 {
 897     char *path;
 898     char *file;
 899     char *tmp;
 900     int len;
 901
 902     path = WMGetBrowserPath(panel->browser);
 903
 904     len = strlen(path);
 905     if (path[len-1]=='/') {
 906         file = WMGetTextFieldText(panel->fileField);
 907         tmp = wmalloc(strlen(path)+strlen(file)+8);
 908         if (file[0]!='/') {
 909            strcpy(tmp, path);
 910            strcat(tmp, file);
 911         } else
 912            strcpy(tmp, file);
 913
 914         wfree(file);
 915         wfree(path);
 916         return tmp;
 917     } else {
 918         return path;
 919     }
 920 }
 921
 922
 923
 924 static Bool
 925 validOpenFile(WMFilePanel *panel)
 926 {
 927     WMListItem *item;
 928     int col, haveFile = 0;
 929     char *file = WMGetTextFieldText(panel->fileField);
 930
 931     if (file[0] != '\0')
 932         haveFile = 1;
 933     wfree(file);
 934
 935     col = WMGetBrowserSelectedColumn(panel->browser);
 936     item = WMGetBrowserSelectedItemInColumn(panel->browser, col);
 937     if (item) {
 938         if (item->isBranch && !panel->flags.canChooseDirectories && !haveFile)
 939             return False;
 940         else if (!item->isBranch && !panel->flags.canChooseFiles)
 941             return False;
 942         else
 943             return True;
 944     } else {
 945         /* we compute for / here */
 946         if (!panel->flags.canChooseDirectories && !haveFile)
 947             return False;
 948         else
 949             return True;
 950     }
 951     return True;
 952 }
 953
 954
 955
 956 static void
 957 buttonClick(WMButton *bPtr, WMFilePanel *panel)
 958 {
 959     WMRange range;
 960
 961     if (bPtr == panel->okButton) {
 962         if (!validOpenFile(panel))
 963             return;
 964         if (panel->flags.fileMustExist) {
 965             char *file;
 966
 967             file = getCurrentFileName(panel);
 968             if (access(file, F_OK)!=0) {
 969                 WMRunAlertPanel(WMWidgetScreen(panel->win), panel->win,
 970                                 _("Error"), _("File does not exist."),
 971                                 _("OK"), NULL, NULL);
 972                 wfree(file);
 973                 return;
 974             }
 975             wfree(file);
 976         }
 977         panel->flags.canceled = 0;
 978     } else
 979         panel->flags.canceled = 1;
 980
 981     range.count = range.position = 0;
 982     WMSelectTextFieldRange(panel->fileField, range);
 983     WMBreakModalLoop(WMWidgetScreen(bPtr));
 984 }
 985
 986