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 = WMGetListItem(list, 0);
 106     int i = 0;
 107     int len = strlen(text);
 108
 109     if (len==0)
 110         return -1;
 111
 112     while (item) {
 113         if (strlen(item->text) >= len &&
 114             ((exact && strcmp(item->text, text)==0) ||
 115              (!exact && strncmp(item->text, text, len)==0))) {
 116             return i;
 117         }
 118         item = item->nextPtr;
 119         i++;
 120     }
 121     return -1;
 122 }
 123
 124
 125 static void
 126 textChangedObserver(void *observerData, WMNotification *notification)
 127 {
 128     W_FilePanel *panel = (W_FilePanel*)observerData;
 129     char *text;
 130     WMList *list;
 131     int col = WMGetBrowserNumberOfColumns(panel->browser) - 1;
 132     int i, textEvent;
 133
 134     if (!(list = WMGetBrowserListInColumn(panel->browser, col)))
 135         return;
 136
 137     text = WMGetTextFieldText(panel->fileField);
 138     textEvent = (int)WMGetNotificationClientData(notification);
 139
 140     if (panel->flags.autoCompletion && textEvent!=WMDeleteTextEvent)
 141         i = closestListItem(list, text, False);
 142     else
 143         i = closestListItem(list, text, True);
 144
 145     WMSelectListItem(list, i);
 146     if (i>=0 && panel->flags.autoCompletion) {
 147         WMListItem *item = WMGetListItem(list, i);
 148         int textLen = strlen(text), itemTextLen = strlen(item->text);
 149         int visibleItems = WMWidgetHeight(list)/WMGetListItemHeight(list);
 150
 151         WMSetListPosition(list, i - visibleItems/2);
 152
 153         if (textEvent!=WMDeleteTextEvent) {
 154             WMRange range;
 155
 156             WMInsertTextFieldText(panel->fileField, &item->text[textLen],
 157                                   textLen);
 158             WMSetTextFieldCursorPosition(panel->fileField, itemTextLen);
 159             range.position = textLen;
 160             range.count = itemTextLen - textLen;
 161             WMSelectTextFieldRange(panel->fileField, range);
 162         }
 163     }
 164
 165     free(text);
 166 }
 167
 168
 169 static void
 170 textEditedObserver(void *observerData, WMNotification *notification)
 171 {
 172     W_FilePanel *panel = (W_FilePanel*)observerData;
 173
 174     if ((int)WMGetNotificationClientData(notification)==WMReturnTextMovement) {
 175         WMPerformButtonClick(panel->okButton);
 176     }
 177 }
 178
 179
 180
 181 static WMFilePanel*
 182 makeFilePanel(WMScreen *scrPtr, char *name, char *title)
 183 {
 184     WMFilePanel *fPtr;
 185     WMFont *largeFont;
 186
 187     fPtr = wmalloc(sizeof(WMFilePanel));
 188     memset(fPtr, 0, sizeof(WMFilePanel));
 189
 190     fPtr->win = WMCreateWindowWithStyle(scrPtr, name, WMTitledWindowMask
 191                                         |WMResizableWindowMask);
 192     WMResizeWidget(fPtr->win, PWIDTH, PHEIGHT);
 193     WMSetWindowTitle(fPtr->win, "");
 194
 195     WMCreateEventHandler(WMWidgetView(fPtr->win), StructureNotifyMask,
 196                          handleEvents, fPtr);
 197     WMSetWindowMinSize(fPtr->win, PWIDTH, PHEIGHT);
 198
 199
 200     fPtr->iconLabel = WMCreateLabel(fPtr->win);
 201     WMResizeWidget(fPtr->iconLabel, 64, 64);
 202     WMMoveWidget(fPtr->iconLabel, 0, 0);
 203     WMSetLabelImagePosition(fPtr->iconLabel, WIPImageOnly);
 204     WMSetLabelImage(fPtr->iconLabel, scrPtr->applicationIcon);
 205
 206     fPtr->titleLabel = WMCreateLabel(fPtr->win);
 207     WMResizeWidget(fPtr->titleLabel, PWIDTH-64, 64);
 208     WMMoveWidget(fPtr->titleLabel, 64, 0);
 209     largeFont = WMBoldSystemFontOfSize(scrPtr, 24);
 210     WMSetLabelFont(fPtr->titleLabel, largeFont);
 211     WMReleaseFont(largeFont);
 212     WMSetLabelText(fPtr->titleLabel, title);
 213
 214     fPtr->line = WMCreateFrame(fPtr->win);
 215     WMMoveWidget(fPtr->line, 0, 64);
 216     WMResizeWidget(fPtr->line, PWIDTH, 2);
 217     WMSetFrameRelief(fPtr->line, WRGroove);
 218
 219     fPtr->browser = WMCreateBrowser(fPtr->win);
 220     WMSetBrowserDelegate(fPtr->browser, &browserDelegate);
 221     WMSetBrowserAction(fPtr->browser, browserClick, fPtr);
 222     WMSetBrowserDoubleAction(fPtr->browser, browserDClick, fPtr);
 223     WMMoveWidget(fPtr->browser, 7, 72);
 224     WMResizeWidget(fPtr->browser, PWIDTH-14,200);
 225     WMHangData(fPtr->browser, fPtr);
 226
 227     fPtr->nameLabel = WMCreateLabel(fPtr->win);
 228     WMMoveWidget(fPtr->nameLabel, 7, 282);
 229     WMResizeWidget(fPtr->nameLabel, 55, 14);
 230     WMSetLabelText(fPtr->nameLabel, "Name:");
 231
 232     fPtr->fileField = WMCreateTextField(fPtr->win);
 233     WMMoveWidget(fPtr->fileField, 60, 278);
 234     WMResizeWidget(fPtr->fileField, PWIDTH-60-10, 24);
 235     WMAddNotificationObserver(textEditedObserver, fPtr,
 236                               WMTextDidEndEditingNotification,
 237                               fPtr->fileField);
 238     WMAddNotificationObserver(textChangedObserver, fPtr,
 239                               WMTextDidChangeNotification,
 240                               fPtr->fileField);
 241
 242     fPtr->okButton = WMCreateCommandButton(fPtr->win);
 243     WMMoveWidget(fPtr->okButton, 245, 325);
 244     WMResizeWidget(fPtr->okButton, 75, 28);
 245     WMSetButtonText(fPtr->okButton, "OK");
 246     WMSetButtonImage(fPtr->okButton, scrPtr->buttonArrow);
 247     WMSetButtonAltImage(fPtr->okButton, scrPtr->pushedButtonArrow);
 248     WMSetButtonImagePosition(fPtr->okButton, WIPRight);
 249     WMSetButtonAction(fPtr->okButton, buttonClick, fPtr);
 250
 251     fPtr->cancelButton = WMCreateCommandButton(fPtr->win);
 252     WMMoveWidget(fPtr->cancelButton, 165, 325);
 253     WMResizeWidget(fPtr->cancelButton, 75, 28);
 254     WMSetButtonText(fPtr->cancelButton, "Cancel");
 255     WMSetButtonAction(fPtr->cancelButton, buttonClick, fPtr);
 256
 257     fPtr->trashcanButton = WMCreateCommandButton(fPtr->win);
 258     WMMoveWidget(fPtr->trashcanButton, 7, 325);
 259     WMResizeWidget(fPtr->trashcanButton, 28, 28);
 260     WMSetButtonImagePosition(fPtr->trashcanButton, WIPImageOnly);
 261     WMSetButtonImage(fPtr->trashcanButton, scrPtr->trashcanIcon);
 262     WMSetButtonAltImage(fPtr->trashcanButton, scrPtr->altTrashcanIcon);
 263     WMSetButtonAction(fPtr->trashcanButton, deleteFile, fPtr);
 264
 265     fPtr->createDirButton = WMCreateCommandButton(fPtr->win);
 266     WMMoveWidget(fPtr->createDirButton, 37, 325);
 267     WMResizeWidget(fPtr->createDirButton, 28, 28);
 268     WMSetButtonImagePosition(fPtr->createDirButton, WIPImageOnly);
 269     WMSetButtonImage(fPtr->createDirButton, scrPtr->createDirIcon);
 270     WMSetButtonAltImage(fPtr->createDirButton, scrPtr->altCreateDirIcon);
 271     WMSetButtonAction(fPtr->createDirButton, createDir, fPtr);
 272
 273     fPtr->homeButton = WMCreateCommandButton(fPtr->win);
 274     WMMoveWidget(fPtr->homeButton, 67, 325);
 275     WMResizeWidget(fPtr->homeButton, 28, 28);
 276     WMSetButtonImagePosition(fPtr->homeButton, WIPImageOnly);
 277     WMSetButtonImage(fPtr->homeButton, scrPtr->homeIcon);
 278     WMSetButtonAltImage(fPtr->homeButton, scrPtr->altHomeIcon);
 279     WMSetButtonAction(fPtr->homeButton, goHome, fPtr);
 280
 281     fPtr->disketteButton = WMCreateCommandButton(fPtr->win);
 282     WMMoveWidget(fPtr->disketteButton, 97, 325);
 283     WMResizeWidget(fPtr->disketteButton, 28, 28);
 284     WMSetButtonImagePosition(fPtr->disketteButton, WIPImageOnly);
 285     WMSetButtonImage(fPtr->disketteButton, scrPtr->disketteIcon);
 286     WMSetButtonAltImage(fPtr->disketteButton, scrPtr->altDisketteIcon);
 287     WMSetButtonAction(fPtr->disketteButton, goFloppy, fPtr);
 288
 289     fPtr->unmountButton = WMCreateCommandButton(fPtr->win);
 290     WMMoveWidget(fPtr->unmountButton, 127, 325);
 291     WMResizeWidget(fPtr->unmountButton, 28, 28);
 292     WMSetButtonImagePosition(fPtr->unmountButton, WIPImageOnly);
 293     WMSetButtonImage(fPtr->unmountButton, scrPtr->unmountIcon);
 294     WMSetButtonAltImage(fPtr->unmountButton, scrPtr->altUnmountIcon);
 295     WMSetButtonAction(fPtr->unmountButton, goUnmount, fPtr);
 296     WMSetButtonEnabled(fPtr->unmountButton, False);
 297
 298
 299     WMRealizeWidget(fPtr->win);
 300     WMMapSubwidgets(fPtr->win);
 301
 302     WMSetFocusToWidget(fPtr->fileField);
 303     WMSetTextFieldCursorPosition(fPtr->fileField, 0);
 304
 305     WMLoadBrowserColumnZero(fPtr->browser);
 306
 307     WMSetWindowInitialPosition(fPtr->win,
 308                (scrPtr->rootView->size.width - WMWidgetWidth(fPtr->win))/2,
 309                (scrPtr->rootView->size.height - WMWidgetHeight(fPtr->win))/2);
 310
 311     fPtr->flags.canChooseFiles = 1;
 312     fPtr->flags.canChooseDirectories = 1;
 313     fPtr->flags.autoCompletion = 1;
 314
 315     return fPtr;
 316 }
 317
 318
 319 WMOpenPanel*
 320 WMGetOpenPanel(WMScreen *scrPtr)
 321 {
 322     WMFilePanel *panel;
 323
 324     if (scrPtr->sharedOpenPanel)
 325         return scrPtr->sharedOpenPanel;
 326
 327     panel = makeFilePanel(scrPtr, "openFilePanel", "Open");
 328     panel->flags.fileMustExist = 1;
 329     panel->flags.panelType = WP_OPEN;
 330
 331     scrPtr->sharedOpenPanel = panel;
 332
 333     return panel;
 334 }
 335
 336
 337 WMSavePanel*
 338 WMGetSavePanel(WMScreen *scrPtr)
 339 {
 340     WMFilePanel *panel;
 341
 342     if (scrPtr->sharedSavePanel)
 343         return scrPtr->sharedSavePanel;
 344
 345     panel = makeFilePanel(scrPtr, "saveFilePanel", "Save");
 346     panel->flags.fileMustExist = 0;
 347     panel->flags.panelType = WP_SAVE;
 348
 349     scrPtr->sharedSavePanel = panel;
 350
 351     return panel;
 352 }
 353
 354
 355 void
 356 WMFreeFilePanel(WMFilePanel *panel)
 357 {
 358     if (panel == WMWidgetScreen(panel->win)->sharedSavePanel) {
 359         WMWidgetScreen(panel->win)->sharedSavePanel = NULL;
 360     }
 361     if (panel == WMWidgetScreen(panel->win)->sharedOpenPanel) {
 362         WMWidgetScreen(panel->win)->sharedOpenPanel = NULL;
 363     }
 364     WMRemoveNotificationObserver(panel);
 365     WMUnmapWidget(panel->win);
 366     WMDestroyWidget(panel->win);
 367     free(panel);
 368 }
 369
 370
 371 int
 372 WMRunModalFilePanelForDirectory(WMFilePanel *panel, WMWindow *owner,
 373                                 char *path, char *name, char **fileTypes)
 374 {
 375     WMScreen *scr = WMWidgetScreen(panel->win);
 376     XEvent event;
 377
 378     if (name && !owner) {
 379         WMSetWindowTitle(panel->win, name);
 380     }
 381
 382     WMChangePanelOwner(panel->win, owner);
 383
 384     WMSetFilePanelDirectory(panel, path);
 385
 386     panel->flags.done = 0;
 387     switch(panel->flags.panelType) {
 388     case WP_OPEN:
 389         if (fileTypes)
 390             panel->flags.filtered = 1;
 391         panel->fileTypes = fileTypes;
 392         if (name == NULL)
 393             name = "Open";
 394         break;
 395     case WP_SAVE:
 396         panel->fileTypes = NULL;
 397         panel->flags.filtered = 0;
 398         if (name == NULL)
 399             name = "Save";
 400         break;
 401     default:
 402         break;
 403     }
 404
 405     WMSetLabelText(panel->titleLabel, name);
 406
 407     scr->modalView = W_VIEW(panel->win);
 408     WMMapWidget(panel->win);
 409
 410     scr->modal = 1;
 411     while (!panel->flags.done) {
 412         WMNextEvent(scr->display, &event);
 413         WMHandleEvent(&event);
 414     }
 415     scr->modal = 0;
 416
 417     /* Must withdraw window because the next time we map
 418      * it, it might have a different transient owner.
 419      */
 420     WMCloseWindow(panel->win);
 421
 422     return (panel->flags.canceled ? False : True);
 423 }
 424
 425
 426
 427
 428 void
 429 WMSetFilePanelDirectory(WMFilePanel *panel, char *path)
 430 {
 431     WMList *list;
 432     WMListItem *item;
 433     int col;
 434     char *rest;
 435
 436     rest = WMSetBrowserPath(panel->browser, path);
 437     if (strcmp(path, "/")==0)
 438         rest = NULL;
 439
 440     col = WMGetBrowserSelectedColumn(panel->browser);
 441     list = WMGetBrowserListInColumn(panel->browser, col);
 442     if (list && (item = WMGetListSelectedItem(list))) {
 443         if (item->isBranch) {
 444             WMSetTextFieldText(panel->fileField, rest);
 445         } else {
 446             WMSetTextFieldText(panel->fileField, item->text);
 447         }
 448     } else {
 449         WMSetTextFieldText(panel->fileField, rest);
 450     }
 451 }
 452
 453
 454 void
 455 WMSetFilePanelCanChooseDirectories(WMFilePanel *panel, Bool flag)
 456 {
 457     panel->flags.canChooseDirectories = flag;
 458 }
 459
 460 void
 461 WMSetFilePanelCanChooseFiles(WMFilePanel *panel, Bool flag)
 462 {
 463     panel->flags.canChooseFiles = flag;
 464 }
 465
 466
 467 void
 468 WMSetFilePanelAutoCompletion(WMFilePanel *panel, Bool flag)
 469 {
 470     panel->flags.autoCompletion = flag;
 471 }
 472
 473
 474 char*
 475 WMGetFilePanelFileName(WMFilePanel *panel)
 476 {
 477     return getCurrentFileName(panel);
 478 }
 479
 480
 481 void
 482 WMSetFilePanelAccessoryView(WMFilePanel *panel, WMView *view)
 483 {
 484     WMView *v;
 485
 486     panel->accessoryView = view;
 487
 488     v = WMWidgetView(panel->win);
 489
 490     W_ReparentView(view, v, 0, 0);
 491
 492     W_MoveView(view, (v->size.width - v->size.width)/2, 300);
 493 }
 494
 495
 496 WMView*
 497 WMGetFilePanelAccessoryView(WMFilePanel *panel)
 498 {
 499     return panel->accessoryView;
 500 }
 501
 502
 503 static char*
 504 get_name_from_path(char *path)
 505 {
 506     int size;
 507
 508     assert(path!=NULL);
 509
 510     size = strlen(path);
 511
 512     /* remove trailing / */
 513     while (size > 0 && path[size-1]=='/')
 514         size--;
 515     /* directory was root */
 516     if (size == 0)
 517         return wstrdup("/");
 518
 519     while (size > 0 && path[size-1] != '/')
 520         size--;
 521
 522     return wstrdup(&(path[size]));
 523 }
 524
 525
 526 static int
 527 filterFileName(WMFilePanel *panel, char *file, Bool isDirectory)
 528 {
 529     return True;
 530 }
 531
 532
 533 static void
 534 listDirectoryOnColumn(WMFilePanel *panel, int column, char *path)
 535 {
 536     WMBrowser *bPtr = panel->browser;
 537     struct dirent *dentry;
 538     DIR *dir;
 539     struct stat stat_buf;
 540     char pbuf[PATH_MAX+16];
 541
 542     assert(column >= 0);
 543     assert(path != NULL);
 544
 545     /* put directory name in the title */
 546     WMSetBrowserColumnTitle(bPtr, column, get_name_from_path(path));
 547
 548     dir = opendir(path);
 549
 550     if (!dir) {
 551 #ifdef VERBOSE
 552         printf("WINGs: could not open directory %s\n", path);
 553 #endif
 554         return;
 555     }
 556
 557     /* list contents in the column */
 558     while ((dentry = readdir(dir))) {
 559         if (strcmp(dentry->d_name, ".")==0 ||
 560             strcmp(dentry->d_name, "..")==0)
 561             continue;
 562
 563         strcpy(pbuf, path);
 564         if (strcmp(path, "/")!=0)
 565             strcat(pbuf, "/");
 566         strcat(pbuf, dentry->d_name);
 567
 568         if (stat(pbuf, &stat_buf)!=0) {
 569 #ifdef VERBOSE
 570             printf("WINGs: could not stat %s\n", pbuf);
 571 #endif
 572             continue;
 573         } else {
 574             int isDirectory;
 575
 576             isDirectory = S_ISDIR(stat_buf.st_mode);
 577
 578             if (filterFileName(panel, dentry->d_name, isDirectory))
 579                 WMAddSortedBrowserItem(bPtr, column, dentry->d_name,
 580                                           isDirectory);
 581         }
 582     }
 583
 584     closedir(dir);
 585 }
 586
 587
 588 static void
 589 fillColumn(WMBrowserDelegate *self, WMBrowser *bPtr, int column, WMList *list)
 590 {
 591     char *path;
 592     WMFilePanel *panel;
 593
 594     if (column > 0) {
 595         path = WMGetBrowserPathToColumn(bPtr, column-1);
 596     } else {
 597         path = wstrdup("/");
 598     }
 599
 600     panel = WMGetHangedData(bPtr);
 601     listDirectoryOnColumn(panel, column, path);
 602     free(path);
 603 }
 604
 605
 606 static void
 607 browserDClick(WMBrowser *bPtr, WMFilePanel *panel)
 608 {
 609     WMPerformButtonClick(panel->okButton);
 610 }
 611
 612 static void
 613 browserClick(WMBrowser *bPtr, WMFilePanel *panel)
 614 {
 615     int col = WMGetBrowserSelectedColumn(bPtr);
 616     WMListItem *item = WMGetBrowserSelectedItemInColumn(bPtr, col);
 617
 618     if (!item || item->isBranch)
 619         WMSetTextFieldText(panel->fileField, NULL);
 620     else {
 621         WMSetTextFieldText(panel->fileField, item->text);
 622     }
 623 }
 624
 625
 626 static void
 627 showError(WMScreen *scr, WMWindow *owner, char *s, char *file)
 628 {
 629     char *errStr;
 630
 631     if (file) {
 632         errStr = wmalloc(strlen(file)+strlen(s));
 633         sprintf(errStr, s, file);
 634     } else {
 635         errStr = wstrdup(s);
 636     }
 637     WMRunAlertPanel(scr, owner, "Error", errStr, "OK", NULL, NULL);
 638     free(errStr);
 639 }
 640
 641
 642 static void
 643 createDir(WMButton *bPre, WMFilePanel *panel)
 644 {
 645     char *directory_name;
 646     char *directory;
 647     char *file;
 648     char *s;
 649     char *err_str;
 650     WMScreen *scr = WMWidgetScreen(panel->win);
 651     WMInputPanel *_panel;
 652
 653     _panel = WMCreateInputPanel(scr, panel->win,
 654             "Create Directory", "Enter directory name", "", "OK", "Cancel");
 655     scr->modalView = W_VIEW(_panel->win);
 656     WMMapWidget(_panel->win);
 657     scr->modal = 1;
 658     while (!_panel->done || WMScreenPending(scr)) {
 659         XEvent event;
 660         WMNextEvent(scr->display, &event);
 661         WMHandleEvent(&event);
 662     }
 663     scr->modal = 0;
 664
 665     if (_panel->result == WAPRDefault)
 666         directory_name = WMGetTextFieldText(_panel->text);
 667     else {
 668         WMDestroyInputPanel(_panel);
 669         return;
 670     }
 671
 672     WMDestroyInputPanel(_panel);
 673
 674     directory = getCurrentFileName(panel);
 675     {
 676         char *s = strrchr(directory,'/');
 677         if (s) s[1] = 0;
 678     }
 679
 680     if (directory_name[0] == '/') {
 681         directory[0] = 0;
 682     } else {
 683         while (s = strstr(directory,"//")) {
 684             int i;
 685             for (i = 2;s[i] == '/';i++);
 686             strcpy(s, &s[i-1]);
 687         }
 688         if ((s = strrchr(directory, '/')) && !s[1]) s[0] = 0;
 689     }
 690     while (s = strstr(directory_name,"//")) {
 691         int i;
 692         for (i = 2;s[i] == '/';i++);
 693         strcpy(s, &s[i-1]);
 694     }
 695     if ((s = strrchr(directory_name, '/')) && !s[1]) s[0] = 0;
 696
 697     file = wmalloc(strlen(directory_name)+strlen(directory)+1);
 698     sprintf(file, "%s/%s", directory, directory_name);
 699     while (s = strstr(file,"//")) {
 700         int i;
 701         for (i = 2;s[i] == '/';i++);
 702         strcpy(s, &s[i-1]);
 703     }
 704
 705     if (mkdir(file,0xfff) != 0) {
 706         switch (errno) {
 707             case EACCES:
 708                 showError(scr, panel->win, "Permission denied.", NULL);
 709                 break;
 710             case EEXIST:
 711                 showError(scr, panel->win, "'%s' already existes.", file);
 712                 break;
 713             case ENOENT:
 714                 showError(scr, panel->win, "Path does not exist.", NULL);
 715         }
 716     }
 717     else WMSetFilePanelDirectory(panel, file);
 718
 719     free(directory_name);
 720     free(directory);
 721     free(file);
 722
 723 }
 724
 725 static void
 726 deleteFile(WMButton *bPre, WMFilePanel *panel)
 727 {
 728     char *file;
 729     char *buffer, *s;
 730     char *err_str;
 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         free(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     free(buffer);
 826     free(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, *err_str;
 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         free(file);
 928         free(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     free(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                 free(file);
 986                 return;
 987             }
 988             free(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