WINGs/wfilepanel.c

   1
   2 #include "WINGsP.h"
   3
   4 #include <sys/types.h>
   5 #include <sys/stat.h>
   6 #include <unistd.h>
   7 #include <dirent.h>
   8 #include <limits.h>
   9 #include <errno.h>
  10
  11 #ifndef PATH_MAX
  12 #define PATH_MAX 1024
  13 #endif
  14
  15 #ifndef FLOPPY_PATH
  16 #define FLOPPY_PATH "/floppy"
  17 #endif
  18
  19 typedef struct W_FilePanel {
  20     WMWindow *win;
  21
  22     WMLabel *iconLabel;
  23     WMLabel *titleLabel;
  24
  25     WMFrame *line;
  26
  27     WMLabel *nameLabel;
  28     WMBrowser *browser;
  29
  30     WMButton *okButton;
  31     WMButton *cancelButton;
  32
  33     WMButton *homeButton;
  34     WMButton *trashcanButton;
  35     WMButton *createDirButton;
  36     WMButton *disketteButton;
  37     WMButton *unmountButton;
  38
  39     WMView *accessoryView;
  40
  41     WMTextField *fileField;
  42
  43     char **fileTypes;
  44
  45     struct {
  46         unsigned int canExit:1;
  47         unsigned int canceled:1;       /* clicked on cancel */
  48         unsigned int done:1;
  49         unsigned int filtered:1;
  50         unsigned int canChooseFiles:1;
  51         unsigned int canChooseDirectories:1;
  52         unsigned int autoCompletion:1;
  53         unsigned int showAllFiles:1;
  54         unsigned int canFreeFileTypes:1;
  55         unsigned int fileMustExist:1;
  56         unsigned int panelType:1;
  57     } flags;
  58 } W_FilePanel;
  59
  60
  61 /* Type of panel */
  62 #define WP_OPEN         0
  63 #define WP_SAVE         1
  64
  65 #define PWIDTH          330
  66 #define PHEIGHT         360
  67
  68 static void listDirectoryOnColumn(WMFilePanel *panel, int column, char *path);
  69 static void browserClick();
  70 static void browserDClick();
  71
  72 static void fillColumn(WMBrowserDelegate *self, WMBrowser *bPtr, int column,
  73                        WMList *list);
  74
  75 static void deleteFile();
  76
  77 static void createDir();
  78
  79 static void goHome();
  80
  81 static void goFloppy();
  82
  83 static void goUnmount();
  84
  85 static void buttonClick();
  86
  87 static char *getCurrentFileName(WMFilePanel *panel);
  88
  89 static void handleEvents(XEvent *event, void *data);
  90
  91
  92
  93 static WMBrowserDelegate browserDelegate = {
  94     NULL, /* data */
  95         fillColumn, /* createRowsForColumn */
  96         NULL, /* titleOfColumn */
  97         NULL, /* didScroll */
  98         NULL  /* willScroll */
  99 };
 100
 101
 102 static int
 103 closestListItem(WMList *list, char *text, Bool exact)
 104 {
 105     WMListItem *item;
 106     WMBag *items = WMGetListItems(list);
 107     int i;
 108     int len = strlen(text);
 109
 110     if (len==0)
 111         return -1;
 112
 113     for (i = 0; i < WMGetBagItemCount(items); i++) {
 114         item = WMGetFromBag(items, i);
 115
 116         if (strlen(item->text) >= len &&
 117             ((exact && strcmp(item->text, text)==0) ||
 118              (!exact && strncmp(item->text, text, len)==0))) {
 119             return i;
 120         }
 121     }
 122
 123     return -1;
 124 }
 125
 126
 127 static void
 128 textChangedObserver(void *observerData, WMNotification *notification)
 129 {
 130     W_FilePanel *panel = (W_FilePanel*)observerData;
 131     char *text;
 132     WMList *list;
 133     int col = WMGetBrowserNumberOfColumns(panel->browser) - 1;
 134     int i, textEvent;
 135
 136     if (!(list = WMGetBrowserListInColumn(panel->browser, col)))
 137         return;
 138
 139     text = WMGetTextFieldText(panel->fileField);
 140     textEvent = (int)WMGetNotificationClientData(notification);
 141
 142     if (panel->flags.autoCompletion && textEvent!=WMDeleteTextEvent)
 143         i = closestListItem(list, text, False);
 144     else
 145         i = closestListItem(list, text, True);
 146
 147     WMSelectListItem(list, i);
 148     if (i>=0 && panel->flags.autoCompletion) {
 149         WMListItem *item = WMGetListItem(list, i);
 150         int textLen = strlen(text), itemTextLen = strlen(item->text);
 151         int visibleItems = WMWidgetHeight(list)/WMGetListItemHeight(list);
 152
 153         WMSetListPosition(list, i - visibleItems/2);
 154
 155         if (textEvent!=WMDeleteTextEvent) {
 156             WMRange range;
 157
 158             WMInsertTextFieldText(panel->fileField, &item->text[textLen],
 159                                   textLen);
 160             range.position = textLen;
 161             range.count = itemTextLen - textLen;
 162             WMSelectTextFieldRange(panel->fileField, range);
 163             /*WMSetTextFieldCursorPosition(panel->fileField, itemTextLen);*/
 164         }
 165     }
 166
 167     wfree(text);
 168 }
 169
 170
 171 static void
 172 textEditedObserver(void *observerData, WMNotification *notification)
 173 {
 174     W_FilePanel *panel = (W_FilePanel*)observerData;
 175
 176     if ((int)WMGetNotificationClientData(notification)==WMReturnTextMovement) {
 177         WMPerformButtonClick(panel->okButton);
 178     }
 179 }
 180
 181
 182
 183 static WMFilePanel*
 184 makeFilePanel(WMScreen *scrPtr, char *name, char *title)
 185 {
 186     WMFilePanel *fPtr;
 187     WMFont *largeFont;
 188
 189     fPtr = wmalloc(sizeof(WMFilePanel));
 190     memset(fPtr, 0, sizeof(WMFilePanel));
 191
 192     fPtr->win = WMCreateWindowWithStyle(scrPtr, name, WMTitledWindowMask
 193                                         |WMResizableWindowMask);
 194     WMResizeWidget(fPtr->win, PWIDTH, PHEIGHT);
 195     WMSetWindowTitle(fPtr->win, "");
 196
 197     WMCreateEventHandler(WMWidgetView(fPtr->win), StructureNotifyMask,
 198                          handleEvents, fPtr);
 199     WMSetWindowMinSize(fPtr->win, PWIDTH, PHEIGHT);
 200
 201
 202     fPtr->iconLabel = WMCreateLabel(fPtr->win);
 203     WMResizeWidget(fPtr->iconLabel, 64, 64);
 204     WMMoveWidget(fPtr->iconLabel, 0, 0);
 205     WMSetLabelImagePosition(fPtr->iconLabel, WIPImageOnly);
 206     WMSetLabelImage(fPtr->iconLabel, scrPtr->applicationIcon);
 207
 208     fPtr->titleLabel = WMCreateLabel(fPtr->win);
 209     WMResizeWidget(fPtr->titleLabel, PWIDTH-64, 64);
 210     WMMoveWidget(fPtr->titleLabel, 64, 0);
 211     largeFont = WMBoldSystemFontOfSize(scrPtr, 24);
 212     WMSetLabelFont(fPtr->titleLabel, largeFont);
 213     WMReleaseFont(largeFont);
 214     WMSetLabelText(fPtr->titleLabel, title);
 215
 216     fPtr->line = WMCreateFrame(fPtr->win);
 217     WMMoveWidget(fPtr->line, 0, 64);
 218     WMResizeWidget(fPtr->line, PWIDTH, 2);
 219     WMSetFrameRelief(fPtr->line, WRGroove);
 220
 221     fPtr->browser = WMCreateBrowser(fPtr->win);
 222     WMSetBrowserDelegate(fPtr->browser, &browserDelegate);
 223     WMSetBrowserAction(fPtr->browser, browserClick, fPtr);
 224     WMSetBrowserDoubleAction(fPtr->browser, browserDClick, fPtr);
 225     WMMoveWidget(fPtr->browser, 7, 72);
 226     WMResizeWidget(fPtr->browser, PWIDTH-14,200);
 227     WMHangData(fPtr->browser, fPtr);
 228
 229     fPtr->nameLabel = WMCreateLabel(fPtr->win);
 230     WMMoveWidget(fPtr->nameLabel, 7, 282);
 231     WMResizeWidget(fPtr->nameLabel, 55, 14);
 232     WMSetLabelText(fPtr->nameLabel, "Name:");
 233
 234     fPtr->fileField = WMCreateTextField(fPtr->win);
 235     WMMoveWidget(fPtr->fileField, 60, 278);
 236     WMResizeWidget(fPtr->fileField, PWIDTH-60-10, 24);
 237     WMAddNotificationObserver(textEditedObserver, fPtr,
 238                               WMTextDidEndEditingNotification,
 239                               fPtr->fileField);
 240     WMAddNotificationObserver(textChangedObserver, fPtr,
 241                               WMTextDidChangeNotification,
 242                               fPtr->fileField);
 243
 244     fPtr->okButton = WMCreateCommandButton(fPtr->win);
 245     WMMoveWidget(fPtr->okButton, 245, 325);
 246     WMResizeWidget(fPtr->okButton, 75, 28);
 247     WMSetButtonText(fPtr->okButton, "OK");
 248     WMSetButtonImage(fPtr->okButton, scrPtr->buttonArrow);
 249     WMSetButtonAltImage(fPtr->okButton, scrPtr->pushedButtonArrow);
 250     WMSetButtonImagePosition(fPtr->okButton, WIPRight);
 251     WMSetButtonAction(fPtr->okButton, buttonClick, fPtr);
 252
 253     fPtr->cancelButton = WMCreateCommandButton(fPtr->win);
 254     WMMoveWidget(fPtr->cancelButton, 165, 325);
 255     WMResizeWidget(fPtr->cancelButton, 75, 28);
 256     WMSetButtonText(fPtr->cancelButton, "Cancel");
 257     WMSetButtonAction(fPtr->cancelButton, buttonClick, fPtr);
 258
 259     fPtr->trashcanButton = WMCreateCommandButton(fPtr->win);
 260     WMMoveWidget(fPtr->trashcanButton, 7, 325);
 261     WMResizeWidget(fPtr->trashcanButton, 28, 28);
 262     WMSetButtonImagePosition(fPtr->trashcanButton, WIPImageOnly);
 263     WMSetButtonImage(fPtr->trashcanButton, scrPtr->trashcanIcon);
 264     WMSetButtonAltImage(fPtr->trashcanButton, scrPtr->altTrashcanIcon);
 265     WMSetButtonAction(fPtr->trashcanButton, deleteFile, fPtr);
 266
 267     fPtr->createDirButton = WMCreateCommandButton(fPtr->win);
 268     WMMoveWidget(fPtr->createDirButton, 37, 325);
 269     WMResizeWidget(fPtr->createDirButton, 28, 28);
 270     WMSetButtonImagePosition(fPtr->createDirButton, WIPImageOnly);
 271     WMSetButtonImage(fPtr->createDirButton, scrPtr->createDirIcon);
 272     WMSetButtonAltImage(fPtr->createDirButton, scrPtr->altCreateDirIcon);
 273     WMSetButtonAction(fPtr->createDirButton, createDir, fPtr);
 274
 275     fPtr->homeButton = WMCreateCommandButton(fPtr->win);
 276     WMMoveWidget(fPtr->homeButton, 67, 325);
 277     WMResizeWidget(fPtr->homeButton, 28, 28);
 278     WMSetButtonImagePosition(fPtr->homeButton, WIPImageOnly);
 279     WMSetButtonImage(fPtr->homeButton, scrPtr->homeIcon);
 280     WMSetButtonAltImage(fPtr->homeButton, scrPtr->altHomeIcon);
 281     WMSetButtonAction(fPtr->homeButton, goHome, fPtr);
 282
 283     fPtr->disketteButton = WMCreateCommandButton(fPtr->win);
 284     WMMoveWidget(fPtr->disketteButton, 97, 325);
 285     WMResizeWidget(fPtr->disketteButton, 28, 28);
 286     WMSetButtonImagePosition(fPtr->disketteButton, WIPImageOnly);
 287     WMSetButtonImage(fPtr->disketteButton, scrPtr->disketteIcon);
 288     WMSetButtonAltImage(fPtr->disketteButton, scrPtr->altDisketteIcon);
 289     WMSetButtonAction(fPtr->disketteButton, goFloppy, fPtr);
 290
 291     fPtr->unmountButton = WMCreateCommandButton(fPtr->win);
 292     WMMoveWidget(fPtr->unmountButton, 127, 325);
 293     WMResizeWidget(fPtr->unmountButton, 28, 28);
 294     WMSetButtonImagePosition(fPtr->unmountButton, WIPImageOnly);
 295     WMSetButtonImage(fPtr->unmountButton, scrPtr->unmountIcon);
 296     WMSetButtonAltImage(fPtr->unmountButton, scrPtr->altUnmountIcon);
 297     WMSetButtonAction(fPtr->unmountButton, goUnmount, fPtr);
 298     WMSetButtonEnabled(fPtr->unmountButton, False);
 299
 300
 301     WMRealizeWidget(fPtr->win);
 302     WMMapSubwidgets(fPtr->win);
 303
 304     WMSetFocusToWidget(fPtr->fileField);
 305     WMSetTextFieldCursorPosition(fPtr->fileField, 0);
 306
 307     WMLoadBrowserColumnZero(fPtr->browser);
 308
 309     WMSetWindowInitialPosition(fPtr->win,
 310                (scrPtr->rootView->size.width - WMWidgetWidth(fPtr->win))/2,
 311                (scrPtr->rootView->size.height - WMWidgetHeight(fPtr->win))/2);
 312
 313     fPtr->flags.canChooseFiles = 1;
 314     fPtr->flags.canChooseDirectories = 1;
 315     fPtr->flags.autoCompletion = 1;
 316
 317     return fPtr;
 318 }
 319
 320
 321 WMOpenPanel*
 322 WMGetOpenPanel(WMScreen *scrPtr)
 323 {
 324     WMFilePanel *panel;
 325
 326     if (scrPtr->sharedOpenPanel)
 327         return scrPtr->sharedOpenPanel;
 328
 329     panel = makeFilePanel(scrPtr, "openFilePanel", "Open");
 330     panel->flags.fileMustExist = 1;
 331     panel->flags.panelType = WP_OPEN;
 332
 333     scrPtr->sharedOpenPanel = panel;
 334
 335     return panel;
 336 }
 337
 338
 339 WMSavePanel*
 340 WMGetSavePanel(WMScreen *scrPtr)
 341 {
 342     WMFilePanel *panel;
 343
 344     if (scrPtr->sharedSavePanel)
 345         return scrPtr->sharedSavePanel;
 346
 347     panel = makeFilePanel(scrPtr, "saveFilePanel", "Save");
 348     panel->flags.fileMustExist = 0;
 349     panel->flags.panelType = WP_SAVE;
 350
 351     scrPtr->sharedSavePanel = panel;
 352
 353     return panel;
 354 }
 355
 356
 357 void
 358 WMFreeFilePanel(WMFilePanel *panel)
 359 {
 360     if (panel == WMWidgetScreen(panel->win)->sharedSavePanel) {
 361         WMWidgetScreen(panel->win)->sharedSavePanel = NULL;
 362     }
 363     if (panel == WMWidgetScreen(panel->win)->sharedOpenPanel) {
 364         WMWidgetScreen(panel->win)->sharedOpenPanel = NULL;
 365     }
 366     WMRemoveNotificationObserver(panel);
 367     WMUnmapWidget(panel->win);
 368     WMDestroyWidget(panel->win);
 369     wfree(panel);
 370 }
 371
 372
 373 int
 374 WMRunModalFilePanelForDirectory(WMFilePanel *panel, WMWindow *owner,
 375                                 char *path, char *name, char **fileTypes)
 376 {
 377     WMScreen *scr = WMWidgetScreen(panel->win);
 378     XEvent event;
 379
 380     if (name && !owner) {
 381         WMSetWindowTitle(panel->win, name);
 382     }
 383
 384     WMChangePanelOwner(panel->win, owner);
 385
 386     WMSetFilePanelDirectory(panel, path);
 387
 388     panel->flags.done = 0;
 389     switch(panel->flags.panelType) {
 390     case WP_OPEN:
 391         if (fileTypes)
 392             panel->flags.filtered = 1;
 393         panel->fileTypes = fileTypes;
 394         if (name == NULL)
 395             name = "Open";
 396         break;
 397     case WP_SAVE:
 398         panel->fileTypes = NULL;
 399         panel->flags.filtered = 0;
 400         if (name == NULL)
 401             name = "Save";
 402         break;
 403     default:
 404         break;
 405     }
 406
 407     WMSetLabelText(panel->titleLabel, name);
 408
 409     scr->modalView = W_VIEW(panel->win);
 410     WMMapWidget(panel->win);
 411
 412     scr->modal = 1;
 413     while (!panel->flags.done) {
 414         WMNextEvent(scr->display, &event);
 415         WMHandleEvent(&event);
 416     }
 417     scr->modal = 0;
 418
 419     /* Must withdraw window because the next time we map
 420      * it, it might have a different transient owner.
 421      */
 422     WMCloseWindow(panel->win);
 423
 424     return (panel->flags.canceled ? False : True);
 425 }
 426
 427
 428
 429
 430 void
 431 WMSetFilePanelDirectory(WMFilePanel *panel, char *path)
 432 {
 433     WMList *list;
 434     WMListItem *item;
 435     int col;
 436     char *rest;
 437
 438     rest = WMSetBrowserPath(panel->browser, path);
 439     if (strcmp(path, "/")==0)
 440         rest = NULL;
 441
 442     col = WMGetBrowserSelectedColumn(panel->browser);
 443     list = WMGetBrowserListInColumn(panel->browser, col);
 444     if (list && (item = WMGetListSelectedItem(list))) {
 445         if (item->isBranch) {
 446             WMSetTextFieldText(panel->fileField, rest);
 447         } else {
 448             WMSetTextFieldText(panel->fileField, item->text);
 449         }
 450     } else {
 451         WMSetTextFieldText(panel->fileField, rest);
 452     }
 453 }
 454
 455
 456 void
 457 WMSetFilePanelCanChooseDirectories(WMFilePanel *panel, Bool flag)
 458 {
 459     panel->flags.canChooseDirectories = flag;
 460 }
 461
 462 void
 463 WMSetFilePanelCanChooseFiles(WMFilePanel *panel, Bool flag)
 464 {
 465     panel->flags.canChooseFiles = flag;
 466 }
 467
 468
 469 void
 470 WMSetFilePanelAutoCompletion(WMFilePanel *panel, Bool flag)
 471 {
 472     panel->flags.autoCompletion = flag;
 473 }
 474
 475
 476 char*
 477 WMGetFilePanelFileName(WMFilePanel *panel)
 478 {
 479     return getCurrentFileName(panel);
 480 }
 481
 482
 483 void
 484 WMSetFilePanelAccessoryView(WMFilePanel *panel, WMView *view)
 485 {
 486     WMView *v;
 487
 488     panel->accessoryView = view;
 489
 490     v = WMWidgetView(panel->win);
 491
 492     W_ReparentView(view, v, 0, 0);
 493
 494     W_MoveView(view, (v->size.width - v->size.width)/2, 300);
 495 }
 496
 497
 498 WMView*
 499 WMGetFilePanelAccessoryView(WMFilePanel *panel)
 500 {
 501     return panel->accessoryView;
 502 }
 503
 504
 505 static char*
 506 get_name_from_path(char *path)
 507 {
 508     int size;
 509
 510     assert(path!=NULL);
 511
 512     size = strlen(path);
 513
 514     /* remove trailing / */
 515     while (size > 0 && path[size-1]=='/')
 516         size--;
 517     /* directory was root */
 518     if (size == 0)
 519         return wstrdup("/");
 520
 521     while (size > 0 && path[size-1] != '/')
 522         size--;
 523
 524     return wstrdup(&(path[size]));
 525 }
 526
 527
 528 static int
 529 filterFileName(WMFilePanel *panel, char *file, Bool isDirectory)
 530 {
 531     return True;
 532 }
 533
 534
 535 static void
 536 listDirectoryOnColumn(WMFilePanel *panel, int column, char *path)
 537 {
 538     WMBrowser *bPtr = panel->browser;
 539     struct dirent *dentry;
 540     DIR *dir;
 541     struct stat stat_buf;
 542     char pbuf[PATH_MAX+16];
 543
 544     assert(column >= 0);
 545     assert(path != NULL);
 546
 547     /* put directory name in the title */
 548     WMSetBrowserColumnTitle(bPtr, column, get_name_from_path(path));
 549
 550     dir = opendir(path);
 551
 552     if (!dir) {
 553 #ifdef VERBOSE
 554         printf("WINGs: could not open directory %s\n", path);
 555 #endif
 556         return;
 557     }
 558
 559     /* list contents in the column */
 560     while ((dentry = readdir(dir))) {
 561         if (strcmp(dentry->d_name, ".")==0 ||
 562             strcmp(dentry->d_name, "..")==0)
 563             continue;
 564
 565         strcpy(pbuf, path);
 566         if (strcmp(path, "/")!=0)
 567             strcat(pbuf, "/");
 568         strcat(pbuf, dentry->d_name);
 569
 570         if (stat(pbuf, &stat_buf)!=0) {
 571 #ifdef VERBOSE
 572             printf("WINGs: could not stat %s\n", pbuf);
 573 #endif
 574             continue;
 575         } else {
 576             int isDirectory;
 577
 578             isDirectory = S_ISDIR(stat_buf.st_mode);
 579
 580             if (filterFileName(panel, dentry->d_name, isDirectory))
 581                 WMInsertBrowserItem(bPtr, column, -1, dentry->d_name, isDirectory);
 582         }
 583     }
 584     WMSortBrowserColumn(bPtr, column);
 585
 586     closedir(dir);
 587 }
 588
 589
 590 static void
 591 fillColumn(WMBrowserDelegate *self, WMBrowser *bPtr, int column, WMList *list)
 592 {
 593     char *path;
 594     WMFilePanel *panel;
 595
 596     if (column > 0) {
 597         path = WMGetBrowserPathToColumn(bPtr, column-1);
 598     } else {
 599         path = wstrdup("/");
 600     }
 601
 602     panel = WMGetHangedData(bPtr);
 603     listDirectoryOnColumn(panel, column, path);
 604     wfree(path);
 605 }
 606
 607
 608 static void
 609 browserDClick(WMBrowser *bPtr, WMFilePanel *panel)
 610 {
 611     WMPerformButtonClick(panel->okButton);
 612 }
 613
 614 static void
 615 browserClick(WMBrowser *bPtr, WMFilePanel *panel)
 616 {
 617     int col = WMGetBrowserSelectedColumn(bPtr);
 618     WMListItem *item = WMGetBrowserSelectedItemInColumn(bPtr, col);
 619
 620     if (!item || item->isBranch)
 621         WMSetTextFieldText(panel->fileField, NULL);
 622     else {
 623         WMSetTextFieldText(panel->fileField, item->text);
 624     }
 625 }
 626
 627
 628 static void
 629 showError(WMScreen *scr, WMWindow *owner, char *s, char *file)
 630 {
 631     char *errStr;
 632
 633     if (file) {
 634         errStr = wmalloc(strlen(file)+strlen(s));
 635         sprintf(errStr, s, file);
 636     } else {
 637         errStr = wstrdup(s);
 638     }
 639     WMRunAlertPanel(scr, owner, "Error", errStr, "OK", NULL, NULL);
 640     wfree(errStr);
 641 }
 642
 643
 644 static void
 645 createDir(WMButton *bPre, WMFilePanel *panel)
 646 {
 647     char *directory_name;
 648     char *directory;
 649     char *file;
 650     char *s;
 651     WMScreen *scr = WMWidgetScreen(panel->win);
 652     WMInputPanel *_panel;
 653
 654     _panel = WMCreateInputPanel(scr, panel->win,
 655             "Create Directory", "Enter directory name", "", "OK", "Cancel");
 656     scr->modalView = W_VIEW(_panel->win);
 657     WMMapWidget(_panel->win);
 658     scr->modal = 1;
 659     while (!_panel->done || WMScreenPending(scr)) {
 660         XEvent event;
 661         WMNextEvent(scr->display, &event);
 662         WMHandleEvent(&event);
 663     }
 664     scr->modal = 0;
 665
 666     if (_panel->result == WAPRDefault)
 667         directory_name = WMGetTextFieldText(_panel->text);
 668     else {
 669         WMDestroyInputPanel(_panel);
 670         return;
 671     }
 672
 673     WMDestroyInputPanel(_panel);
 674
 675     directory = getCurrentFileName(panel);
 676     {
 677         char *s = strrchr(directory,'/');
 678         if (s) s[1] = 0;
 679     }
 680
 681     if (directory_name[0] == '/') {
 682         directory[0] = 0;
 683     } else {
 684         while ((s = strstr(directory,"//"))) {
 685             int i;
 686             for (i = 2;s[i] == '/';i++);
 687             strcpy(s, &s[i-1]);
 688         }
 689         if ((s = strrchr(directory, '/')) && !s[1]) s[0] = 0;
 690     }
 691     while ((s = strstr(directory_name,"//"))) {
 692         int i;
 693         for (i = 2;s[i] == '/';i++);
 694         strcpy(s, &s[i-1]);
 695     }
 696     if ((s = strrchr(directory_name, '/')) && !s[1]) s[0] = 0;
 697
 698     file = wmalloc(strlen(directory_name)+strlen(directory)+1);
 699     sprintf(file, "%s/%s", directory, directory_name);
 700     while ((s = strstr(file,"//"))) {
 701         int i;
 702         for (i = 2;s[i] == '/';i++);
 703         strcpy(s, &s[i-1]);
 704     }
 705
 706     if (mkdir(file,0xfff) != 0) {
 707         switch (errno) {
 708             case EACCES:
 709                 showError(scr, panel->win, "Permission denied.", NULL);
 710                 break;
 711             case EEXIST:
 712                 showError(scr, panel->win, "'%s' already existes.", file);
 713                 break;
 714             case ENOENT:
 715                 showError(scr, panel->win, "Path does not exist.", NULL);
 716         }
 717     }
 718     else WMSetFilePanelDirectory(panel, file);
 719
 720     wfree(directory_name);
 721     wfree(directory);
 722     wfree(file);
 723
 724 }
 725
 726 static void
 727 deleteFile(WMButton *bPre, WMFilePanel *panel)
 728 {
 729     char *file;
 730     char *buffer, *s;
 731     struct stat filestat;
 732     WMScreen *scr = WMWidgetScreen(panel->win);
 733
 734     file = getCurrentFileName(panel);
 735
 736     while ((s = strstr(file,"//"))) {
 737         int i;
 738         for (i = 2;s[i] == '/';i++);
 739         strcpy(s, &s[i-1]);
 740     }
 741     if (strlen(file) > 1 && (s = strrchr(file, '/')) && !s[1]) s[0] = 0;
 742
 743     if (stat(file,&filestat)) {
 744         switch (errno) {
 745             case ENOENT:
 746                 showError(scr, panel->win, "'%s' does not exist.", file);
 747                 break;
 748             case EACCES:
 749                 showError(scr, panel->win, "Permission denied.", NULL);
 750                 break;
 751             case ENOMEM:
 752                 showError(scr, panel->win,
 753                         "Insufficient memory available.", NULL);
 754                 break;
 755             case EROFS:
 756                 showError(scr, panel->win,
 757                         "'%s' is on a read-only filesystem.", file);
 758                 break;
 759             default:
 760                 showError(scr, panel->win, "Can not delete '%s'.", file);
 761         }
 762         wfree(file);
 763         return;
 764     } else if (S_ISDIR(filestat.st_mode)) {
 765         buffer = wmalloc(strlen(file)+20);
 766         sprintf(buffer,"Delete directory %s ?",file);
 767     } else {
 768         buffer = wmalloc(strlen(file)+15);
 769         sprintf(buffer,"Delete file %s ?",file);
 770     }
 771
 772     if (!WMRunAlertPanel(WMWidgetScreen(panel->win), panel->win,
 773                 "Warning", buffer, "OK", "Cancel", NULL)) {
 774         if (S_ISDIR(filestat.st_mode)) {
 775             if (rmdir(file) != 0) {
 776                 switch (errno) {
 777                     case EACCES:
 778                         showError(scr, panel->win, "Permission denied.", NULL);
 779                         break;
 780                     case ENOENT:
 781                         showError(scr, panel->win, "Directory '%s' does not exist.", file);
 782                         break;
 783                     case ENOTEMPTY:
 784                         showError(scr, panel->win, "Directory '%s' is not empty.", file);
 785                         break;
 786                     case EBUSY:
 787                         showError(scr, panel->win, "Directory '%s' is busy.", file);
 788                         break;
 789                     default:
 790                         showError(scr, panel->win, "Can not delete '%s'.", file);
 791                 }
 792             } else {
 793                 char *s = strrchr(file,'/');
 794                 if (s) s[0] = 0;
 795                 WMSetFilePanelDirectory(panel, file);
 796             }
 797         } else if (remove(file) != 0) {
 798             switch (errno) {
 799                 case EISDIR:
 800                     showError(scr, panel->win, "'%s' is a directory.", file);
 801                     break;
 802                 case ENOENT:
 803                     showError(scr, panel->win, "'%s' does not exist.", file);
 804                     break;
 805                 case EACCES:
 806                     showError(scr, panel->win, "Permission denied.", NULL);
 807                     break;
 808                 case ENOMEM:
 809                     showError(scr, panel->win,
 810                             "Insufficient memory available.", NULL);
 811                     break;
 812                 case EROFS:
 813                     showError(scr, panel->win,
 814                             "'%s' is on a read-only filesystem.", file);
 815                     break;
 816                 default:
 817                     showError(scr, panel->win, "Can not delete '%s'.", file);
 818             }
 819         } else {
 820             char *s = strrchr(file,'/');
 821             if (s) s[1] = 0;
 822             WMSetFilePanelDirectory(panel, file);
 823         }
 824     }
 825     wfree(buffer);
 826     wfree(file);
 827 }
 828
 829 static void
 830 goUnmount(WMButton *bPtr, WMFilePanel *panel)
 831 {
 832 }
 833
 834
 835 static void
 836 goFloppy(WMButton *bPtr, WMFilePanel *panel)
 837 {
 838     char *file;
 839     struct stat filestat;
 840     WMScreen *scr = WMWidgetScreen(panel->win);
 841
 842     file = FLOPPY_PATH;
 843     if (stat(FLOPPY_PATH,&filestat)) {
 844         showError(scr, panel->win, "An error occured browsing '%s'.", file);
 845         return;
 846     } else if (!S_ISDIR(filestat.st_mode)) {
 847         showError(scr, panel->win, "'%s' is not a directory.", file);
 848         return;
 849     }
 850
 851     WMSetFilePanelDirectory(panel, FLOPPY_PATH);
 852 }
 853
 854
 855 static void
 856 goHome(WMButton *bPtr, WMFilePanel *panel)
 857 {
 858     char *home;
 859
 860     /* home is statically allocated. Don't free it! */
 861     home = wgethomedir();
 862     if (!home)
 863         return;
 864
 865     WMSetFilePanelDirectory(panel, home);
 866 }
 867
 868
 869 static void
 870 handleEvents(XEvent *event, void *data)
 871 {
 872     W_FilePanel *pPtr = (W_FilePanel*)data;
 873     W_View *view = WMWidgetView(pPtr->win);
 874
 875     if (event->type == ConfigureNotify) {
 876         if (event->xconfigure.width != view->size.width
 877             || event->xconfigure.height != view->size.height) {
 878             unsigned int newWidth = event->xconfigure.width;
 879             unsigned int newHeight = event->xconfigure.height;
 880             int newColumnCount;
 881
 882             W_ResizeView(view, newWidth, newHeight);
 883             WMResizeWidget(pPtr->line, newWidth, 2);
 884             WMResizeWidget(pPtr->browser, newWidth-14,
 885                            newHeight-(PHEIGHT-200));
 886             WMResizeWidget(pPtr->fileField, newWidth-60-10, 24);
 887             WMMoveWidget(pPtr->nameLabel, 7, newHeight-(PHEIGHT-282));
 888             WMMoveWidget(pPtr->fileField, 60, newHeight-(PHEIGHT-278));
 889             WMMoveWidget(pPtr->okButton, newWidth-(PWIDTH-245),
 890                     newHeight-(PHEIGHT-325));
 891             WMMoveWidget(pPtr->cancelButton, newWidth-(PWIDTH-165),
 892                     newHeight-(PHEIGHT-325));
 893
 894             WMMoveWidget(pPtr->trashcanButton, 7, newHeight-(PHEIGHT-325));
 895             WMMoveWidget(pPtr->createDirButton, 37, newHeight-(PHEIGHT-325));
 896             WMMoveWidget(pPtr->homeButton, 67, newHeight-(PHEIGHT-325));
 897             WMMoveWidget(pPtr->disketteButton, 97, newHeight-(PHEIGHT-325));
 898             WMMoveWidget(pPtr->unmountButton, 127, newHeight-(PHEIGHT-325));
 899
 900             newColumnCount = (newWidth - 14) / 140;
 901             WMSetBrowserMaxVisibleColumns(pPtr->browser, newColumnCount);
 902         }
 903     }
 904 }
 905
 906
 907 static char*
 908 getCurrentFileName(WMFilePanel *panel)
 909 {
 910     char *path;
 911     char *file;
 912     char *tmp;
 913     int len;
 914
 915     path = WMGetBrowserPath(panel->browser);
 916
 917     len = strlen(path);
 918     if (path[len-1]=='/') {
 919         file = WMGetTextFieldText(panel->fileField);
 920         tmp = wmalloc(strlen(path)+strlen(file)+8);
 921         if (file[0]!='/') {
 922            strcpy(tmp, path);
 923            strcat(tmp, file);
 924         } else
 925            strcpy(tmp, file);
 926
 927         wfree(file);
 928         wfree(path);
 929         return tmp;
 930     } else {
 931         return path;
 932     }
 933 }
 934
 935
 936
 937 static Bool
 938 validOpenFile(WMFilePanel *panel)
 939 {
 940     WMListItem *item;
 941     int col, haveFile = 0;
 942     char *file = WMGetTextFieldText(panel->fileField);
 943
 944     if (file[0] != '\0')
 945         haveFile = 1;
 946     wfree(file);
 947
 948     col = WMGetBrowserSelectedColumn(panel->browser);
 949     item = WMGetBrowserSelectedItemInColumn(panel->browser, col);
 950     if (item) {
 951         if (item->isBranch && !panel->flags.canChooseDirectories && !haveFile)
 952             return False;
 953         else if (!item->isBranch && !panel->flags.canChooseFiles)
 954             return False;
 955         else
 956             return True;
 957     } else {
 958         /* we compute for / here */
 959         if (!panel->flags.canChooseDirectories && !haveFile)
 960             return False;
 961         else
 962             return True;
 963     }
 964     return True;
 965 }
 966
 967
 968
 969 static void
 970 buttonClick(WMButton *bPtr, WMFilePanel *panel)
 971 {
 972     WMRange range;
 973
 974     if (bPtr == panel->okButton) {
 975         if (!validOpenFile(panel))
 976             return;
 977         if (panel->flags.fileMustExist) {
 978             char *file;
 979
 980             file = getCurrentFileName(panel);
 981             if (access(file, F_OK)!=0) {
 982                 WMRunAlertPanel(WMWidgetScreen(panel->win), panel->win,
 983                                 "Error", "File does not exist.",
 984                                 "Ok", NULL, NULL);
 985                 wfree(file);
 986                 return;
 987             }
 988             wfree(file);
 989         }
 990         panel->flags.canceled = 0;
 991     } else
 992         panel->flags.canceled = 1;
 993
 994     range.count = range.position = 0;
 995     WMSelectTextFieldRange(panel->fileField, range);
 996     panel->flags.done = 1;
 997 }
 998
 999