WINGs/wsplitview.c

   1
   2
   3
   4
   5 #include "WINGsP.h"
   6
   7 /*
   8  char *WMSplitViewDidResizeSubviewsNotification
   9  = "WMSplitViewDidResizeSubviewsNotification";
  10  char *WMSplitViewWillResizeSubviewsNotification
  11  = "WMSplitViewWillResizeSubviewsNotification";
  12  */
  13
  14 typedef struct W_SplitViewSubview {
  15     WMView *view;
  16     int minSize;
  17     int maxSize;
  18     int size;
  19     int pos;
  20 } W_SplitViewSubview;
  21
  22
  23 typedef struct W_SplitView {
  24     W_Class widgetClass;
  25     W_View *view;
  26
  27     WMArray *subviews;
  28
  29     WMSplitViewConstrainProc *constrainProc;
  30
  31     struct {
  32         unsigned int vertical:1;
  33         unsigned int adjustOnPaint:1;
  34         unsigned int subviewsWereManuallyMoved:1;
  35     } flags;
  36
  37     /* WMSplitViewResizeSubviewsProc *resizeSubviewsProc; */
  38
  39 } W_SplitView;
  40
  41
  42 #define DIVIDER_THICKNESS   8
  43 #define MIN_SUBVIEW_SIZE    4
  44 #define MAX_SUBVIEW_SIZE    -1
  45
  46
  47 /* TODO: rewrite --Dan */
  48 #define _GetSubviewsCount() WMGetArrayItemCount(sPtr->subviews)
  49
  50 #define _AddPSubviewStruct(P) \
  51     (WMAddToArray(sPtr->subviews,((void*)P)))
  52
  53 #define _GetPSubviewStructAt(i) \
  54     ((W_SplitViewSubview*)WMGetFromArray(sPtr->subviews,(i)))
  55
  56 #define _GetSubviewAt(i) \
  57     (((W_SplitViewSubview*)WMGetFromArray(sPtr->subviews,(i)))->view)
  58
  59 #define _GetMinSizeAt(i) \
  60     (((W_SplitViewSubview*)WMGetFromArray(sPtr->subviews,(i)))->minSize)
  61
  62 #define _GetMaxSizeAt(i) \
  63     (((W_SplitViewSubview*)WMGetFromArray(sPtr->subviews,(i)))->maxSize)
  64
  65 #define _GetSizeAt(i) \
  66     (((W_SplitViewSubview*)WMGetFromArray(sPtr->subviews,(i)))->size)
  67
  68 #define _GetPosAt(i) \
  69     (((W_SplitViewSubview*)WMGetFromArray(sPtr->subviews,(i)))->pos)
  70
  71 #define _GetSplitViewSize() \
  72     ((sPtr->flags.vertical) ? sPtr->view->size.width : sPtr->view->size.height)
  73
  74 static void destroySplitView(WMSplitView *sPtr);
  75 static void paintSplitView(WMSplitView *sPtr);
  76
  77 static void handleEvents(XEvent *event, void *data);
  78 static void handleActionEvents(XEvent *event, void *data);
  79
  80
  81 static void
  82 getConstraints(WMSplitView *sPtr, int index, int *minSize, int *maxSize)
  83 {
  84     *minSize = MIN_SUBVIEW_SIZE;
  85     *maxSize = MAX_SUBVIEW_SIZE;
  86
  87     if (sPtr->constrainProc)
  88         (*sPtr->constrainProc)(sPtr, index, minSize, maxSize);
  89
  90     if (*minSize < MIN_SUBVIEW_SIZE)
  91         *minSize = MIN_SUBVIEW_SIZE;
  92
  93     if (*maxSize < MIN_SUBVIEW_SIZE)
  94         *maxSize = MAX_SUBVIEW_SIZE;
  95     else if (*maxSize < *minSize)
  96         *maxSize = *minSize;
  97 }
  98
  99
 100 static void
 101 updateConstraints(WMSplitView *sPtr)
 102 {
 103     W_SplitViewSubview *p;
 104     int i, count;
 105
 106     count = _GetSubviewsCount();
 107     for (i = 0; i < count; i++) {
 108         p = _GetPSubviewStructAt(i);
 109         getConstraints(sPtr, i, &(p->minSize), &(p->maxSize));
 110     }
 111 }
 112
 113
 114 static void
 115 resizeView(WMSplitView *sPtr, WMView *view, int size)
 116 {
 117     int width, height;
 118
 119     if (sPtr->flags.vertical) {
 120         width = size;
 121         height = sPtr->view->size.height;
 122     } else {
 123         width = sPtr->view->size.width;
 124         height = size;
 125     }
 126
 127     if (view->self)
 128         WMResizeWidget(view->self, width, height);
 129     else
 130         W_ResizeView(view, width, height);
 131 }
 132
 133
 134 static void
 135 reparentView(WMSplitView *sPtr, WMView *view, int pos)
 136 {
 137     int x, y;
 138
 139     if (sPtr->flags.vertical) {
 140         x = pos;
 141         y = 0;
 142     } else {
 143         x = 0;
 144         y = pos;
 145     }
 146
 147     W_ReparentView(view, sPtr->view, x, y);
 148 }
 149
 150
 151 static void
 152 moveView(WMSplitView *sPtr, WMView *view, int pos)
 153 {
 154     int x, y;
 155
 156     if (sPtr->flags.vertical) {
 157         x = pos;
 158         y = 0;
 159     } else {
 160         x = 0;
 161         y = pos;
 162     }
 163
 164     if (view->self)
 165         WMMoveWidget(view->self, x, y);
 166     else
 167         W_MoveView(view, x, y);
 168 }
 169
 170
 171 static int
 172 checkSizes(WMSplitView *sPtr)
 173 {
 174     int i, count, offset;
 175     W_SplitViewSubview *p;
 176
 177     count = _GetSubviewsCount();
 178     offset = 0;
 179     for (i = 0; i < count; i++) {
 180         p = _GetPSubviewStructAt(i);
 181         if (p->size < p->minSize) {
 182             offset += p->minSize - p->size;
 183             p->size = p->minSize;
 184         } else if (p->maxSize != MAX_SUBVIEW_SIZE && p->size > p->maxSize) {
 185             offset += p->maxSize - p->size;
 186             p->size = p->maxSize;
 187         }
 188     }
 189
 190     return (offset);
 191 }
 192
 193
 194 static void
 195 checkPositions(WMSplitView *sPtr)
 196 {
 197     int i, count, pos;
 198     W_SplitViewSubview *p;
 199
 200     count = _GetSubviewsCount();
 201     pos = 0;
 202     for (i = 0; i < count; i++) {
 203         p = _GetPSubviewStructAt(i);
 204         p->pos = pos;
 205         pos += p->size + DIVIDER_THICKNESS;
 206     }
 207 }
 208
 209
 210 static void
 211 updateSubviewsGeom(WMSplitView *sPtr)
 212 {
 213     int i, count;
 214     W_SplitViewSubview *p;
 215
 216     count = _GetSubviewsCount();
 217     for (i = 0; i < count; i++) {
 218         p = _GetPSubviewStructAt(i);
 219         resizeView(sPtr, p->view, p->size);
 220         moveView(sPtr, p->view, p->pos);
 221     }
 222 }
 223
 224
 225 static int
 226 getTotalSize(WMSplitView *sPtr)
 227 {
 228     int i, count, totSize;
 229
 230     count = _GetSubviewsCount();
 231     if (!count)
 232         return (0);
 233
 234     totSize = 0;
 235     for (i = 0; i < count; i++)
 236         totSize += _GetSizeAt(i) + DIVIDER_THICKNESS;
 237
 238     return (totSize - DIVIDER_THICKNESS);
 239 }
 240
 241
 242 static Bool
 243 distributeOffsetEqually(WMSplitView *sPtr, int offset)
 244 {
 245     W_SplitViewSubview *p;
 246     int i, count, sizeChanged, forced;
 247
 248     if ((count = _GetSubviewsCount()) < 1)
 249         return (True);
 250
 251     forced = False;
 252     while (offset != 0) {
 253         sizeChanged = 0;
 254         for (i = 0; i < count && offset != 0; i++) {
 255             p = _GetPSubviewStructAt(i);
 256             if (offset < 0) {
 257                 if (p->size > p->minSize) {
 258                     offset++;
 259                     p->size--;
 260                     sizeChanged = 1;
 261                 }
 262             } else if (p->maxSize == MAX_SUBVIEW_SIZE || p->size < p->maxSize) {
 263                 offset--;
 264                 p->size++;
 265                 sizeChanged = 1;
 266             }
 267         }
 268         if (offset != 0 && !sizeChanged) {
 269             p = _GetPSubviewStructAt(count-1);
 270             if (offset > 0) {
 271                 p->size += offset;
 272                 p->maxSize = MAX_SUBVIEW_SIZE;
 273             }
 274             offset = 0;
 275             forced = True;
 276         }
 277     }
 278
 279     return (forced);
 280 }
 281
 282
 283 static Bool
 284 distributeOffsetFormEnd(WMSplitView *sPtr, int offset)
 285 {
 286     W_SplitViewSubview *p;
 287     int i, count, sizeTmp;
 288
 289     if ((count = _GetSubviewsCount()) < 1)
 290         return (True);
 291
 292     for (i = count-1; i >= 0 && offset != 0; i--) {
 293         p = _GetPSubviewStructAt(i);
 294         sizeTmp = p->size;
 295         if (offset > 0) {
 296             if (p->maxSize == MAX_SUBVIEW_SIZE || p->size + offset < p->maxSize)
 297                 p->size += offset;
 298             else
 299                 p->size = p->maxSize;
 300         } else {
 301             if (p->size + offset >= p->minSize)
 302                 p->size += offset;
 303             else
 304                 p->size = p->minSize;
 305         }
 306         offset -= p->size - sizeTmp;
 307     }
 308
 309     return (offset == 0);
 310 }
 311
 312
 313 static void
 314 adjustSplitViewSubviews(WMSplitView *sPtr)
 315 {
 316     W_SplitViewSubview *p;
 317     int i, count, adjSize, adjPad;
 318
 319     CHECK_CLASS(sPtr, WC_SplitView);
 320
 321 #if 0
 322     printf("---- (adjustSplitViewSubviews - 1) ----\n");
 323     dumpSubviews(sPtr);
 324 #endif
 325
 326     if ((count = _GetSubviewsCount()) < 1)
 327         return;
 328
 329     adjSize = (_GetSplitViewSize() - ((count-1) * DIVIDER_THICKNESS))  / count;
 330     adjPad =  (_GetSplitViewSize() - ((count-1) * DIVIDER_THICKNESS)) % count;
 331     for (i = 0; i < count; i++) {
 332         p = _GetPSubviewStructAt(i);
 333         p->size = adjSize;
 334     }
 335
 336     distributeOffsetEqually(sPtr, adjPad - checkSizes(sPtr));
 337
 338     checkPositions(sPtr);
 339     updateSubviewsGeom(sPtr);
 340
 341     sPtr->flags.subviewsWereManuallyMoved = 0;
 342
 343 #if 0
 344     printf("---- (adjustSplitViewSubviews - 2) ----\n");
 345     dumpSubviews(sPtr);
 346 #endif
 347 }
 348
 349 #if 0
 350 static void
 351 handleSubviewResized(void *self, WMNotification *notif)
 352 {
 353     WMSplitView *sPtr = (WMSplitView*)self;
 354
 355     CHECK_CLASS(sPtr, WC_SplitView);
 356
 357     if (WMGetNotificationName(notif) == WMViewSizeDidChangeNotification) {
 358         W_SplitViewSubview *p;
 359         int i, count, done;
 360         WMView *view = WMGetNotificationObject(notif);
 361
 362         count = _GetSubviewsCount();
 363         done = 0;
 364         for (i = 0; i < count; i++) {
 365             p = _GetPSubviewStructAt(i);
 366             if (p->view == view) {
 367                 done = 1;
 368                 break;
 369             }
 370         }
 371
 372         if (done) {
 373             /* TODO !!! */
 374             resizeView(sPtr, p->view, p->size);
 375             moveView(sPtr, p->view, p->pos);
 376         }
 377     }
 378 }
 379 #endif
 380
 381 static void
 382 handleViewResized(void *self, WMNotification *notification)
 383 {
 384     WMSplitView *sPtr = (WMSplitView*)self;
 385
 386 #if 0
 387     printf("---- (handleViewResized - 1) ----\n");
 388     dumpSubviews(sPtr);
 389 #endif
 390
 391     updateConstraints(sPtr);
 392     checkSizes(sPtr);
 393
 394     if (sPtr->constrainProc || sPtr->flags.subviewsWereManuallyMoved) {
 395         distributeOffsetFormEnd(sPtr, _GetSplitViewSize() - getTotalSize(sPtr));
 396         checkPositions(sPtr);
 397         updateSubviewsGeom(sPtr);
 398     } else
 399         adjustSplitViewSubviews(sPtr);
 400
 401     assert(checkSizes(sPtr) == 0);
 402
 403 #if 0
 404     printf("---- (handleViewResized - 2) ----\n");
 405     dumpSubviews(sPtr);
 406 #endif
 407 }
 408
 409
 410 static void
 411 paintSplitView(WMSplitView *sPtr)
 412 {
 413     W_SplitViewSubview *p;
 414     W_Screen *scr = sPtr->view->screen;
 415     int x, y, i, count;
 416     WMPixmap *dimple = scr->scrollerDimple;
 417
 418 #if 0
 419     printf("---- (paintSplitView - 1) ----\n");
 420     dumpSubviews(sPtr);
 421 #endif
 422
 423     if (!sPtr->view->flags.mapped || !sPtr->view->flags.realized)
 424         return;
 425
 426     XClearWindow(scr->display, sPtr->view->window);
 427
 428     count = _GetSubviewsCount();
 429     if (count == 0)
 430         return;
 431
 432     if (sPtr->flags.adjustOnPaint) {
 433         handleViewResized(sPtr, NULL);
 434         sPtr->flags.adjustOnPaint = 0;
 435     }
 436
 437     XSetClipMask(scr->display, scr->clipGC, dimple->mask);
 438
 439     if (sPtr->flags.vertical) {
 440         x = ((DIVIDER_THICKNESS - dimple->width) / 2);
 441         y = (sPtr->view->size.height - dimple->height)/2;
 442     } else {
 443         x = (sPtr->view->size.width - dimple->width)/2;
 444         y = ((DIVIDER_THICKNESS - dimple->height) / 2);
 445     }
 446
 447     for (i = 0; i < count-1; i++) {
 448         p = _GetPSubviewStructAt(i);
 449
 450         if (sPtr->flags.vertical)
 451             x += p->size;
 452         else
 453             y += p->size;
 454
 455         XSetClipOrigin(scr->display, scr->clipGC, x, y);
 456         XCopyArea(scr->display, dimple->pixmap, sPtr->view->window,
 457                   scr->clipGC, 0, 0, dimple->width, dimple->height, x, y);
 458
 459         if (sPtr->flags.vertical)
 460             x += DIVIDER_THICKNESS;
 461         else
 462             y += DIVIDER_THICKNESS;
 463     }
 464
 465 #if 0
 466     printf("---- (paintSplitView - 2) ----\n");
 467     dumpSubviews(sPtr);
 468 #endif
 469 }
 470
 471
 472 static void
 473 drawDragingRectangle(WMSplitView *sPtr, int pos)
 474 {
 475     int x, y, w, h;
 476
 477     if (sPtr->flags.vertical) {
 478         x = pos;
 479         y = 0;
 480         w = DIVIDER_THICKNESS;
 481         h = sPtr->view->size.height;
 482     } else {
 483         x = 0;
 484         y = pos;
 485         w = sPtr->view->size.width;
 486         h = DIVIDER_THICKNESS;
 487     }
 488
 489     XFillRectangle(sPtr->view->screen->display, sPtr->view->window,
 490                    sPtr->view->screen->ixorGC, x, y, w, h);
 491 }
 492
 493
 494 static void
 495 getMinMaxDividerCoord(WMSplitView *sPtr, int divider, int *minC, int *maxC)
 496 {
 497     int relMinC, relMaxC;
 498     int totSize = _GetSizeAt(divider) + _GetSizeAt(divider+1);
 499
 500     relMinC = _GetMinSizeAt(divider);
 501     if (_GetMaxSizeAt(divider+1) != MAX_SUBVIEW_SIZE
 502         && relMinC < totSize - _GetMaxSizeAt(divider+1))
 503         relMinC = totSize - _GetMaxSizeAt(divider+1);
 504
 505     relMaxC = totSize - _GetMinSizeAt(divider+1);
 506     if (_GetMaxSizeAt(divider) != MAX_SUBVIEW_SIZE
 507         && relMaxC > _GetMaxSizeAt(divider))
 508         relMaxC = _GetMaxSizeAt(divider);
 509
 510     *minC = _GetPosAt(divider) + relMinC;
 511     *maxC = _GetPosAt(divider) + relMaxC;
 512 }
 513
 514
 515 static void
 516 dragDivider(WMSplitView *sPtr, int clickX, int clickY)
 517 {
 518     int divider, pos, ofs, done, dragging;
 519     int i, count;
 520     XEvent ev;
 521     WMScreen *scr;
 522     int minCoord, maxCoord, coord;
 523
 524     if (sPtr->constrainProc) {
 525         updateConstraints(sPtr);
 526         checkSizes(sPtr);
 527         distributeOffsetFormEnd(sPtr, _GetSplitViewSize() - getTotalSize(sPtr));
 528         checkPositions(sPtr);
 529         updateSubviewsGeom(sPtr);
 530     }
 531
 532     scr = sPtr->view->screen;
 533     divider = ofs = pos = done = 0;
 534     coord = (sPtr->flags.vertical) ? clickX : clickY;
 535     count = _GetSubviewsCount();
 536     if (count < 2)
 537         return;
 538
 539     for (i = 0; i < count-1; i++) {
 540         pos += _GetSizeAt(i) + DIVIDER_THICKNESS;
 541         if (coord < pos) {
 542             ofs = coord - pos + DIVIDER_THICKNESS;
 543             done = 1;
 544             break;
 545         }
 546         divider++;
 547     }
 548
 549     if (!done)
 550         return;
 551
 552     getMinMaxDividerCoord(sPtr, divider, &minCoord, &maxCoord);
 553
 554     done = 0;
 555     dragging = 0;
 556     while (!done) {
 557         WMMaskEvent(scr->display, ButtonMotionMask|ButtonReleaseMask
 558                     |ExposureMask, &ev);
 559
 560         coord = (sPtr->flags.vertical) ? ev.xmotion.x : ev.xmotion.y;
 561
 562         switch (ev.type) {
 563         case ButtonRelease:
 564             done = 1;
 565             if (dragging)
 566                 drawDragingRectangle(sPtr, pos);
 567             break;
 568
 569         case MotionNotify:
 570             if (dragging)
 571                 drawDragingRectangle(sPtr, pos);
 572             if (coord - ofs < minCoord)
 573                 pos = minCoord;
 574             else if (coord - ofs > maxCoord)
 575                 pos = maxCoord;
 576             else
 577                 pos = coord - ofs;
 578             drawDragingRectangle(sPtr, pos);
 579             dragging = 1;
 580             break;
 581
 582         default:
 583             WMHandleEvent(&ev);
 584             break;
 585         }
 586     }
 587
 588     if (dragging) {
 589         W_SplitViewSubview *p1, *p2;
 590         int totSize;
 591
 592         p1 = _GetPSubviewStructAt(divider);
 593         p2 = _GetPSubviewStructAt(divider+1);
 594
 595         totSize = p1->size + DIVIDER_THICKNESS + p2->size;
 596
 597         p1->size = pos - p1->pos;
 598         p2->size = totSize - p1->size - DIVIDER_THICKNESS;
 599         p2->pos = p1->pos + p1->size  + DIVIDER_THICKNESS;
 600
 601         resizeView(sPtr, p1->view, p1->size);
 602         moveView(sPtr, p2->view, p2->pos);
 603         resizeView(sPtr, p2->view, p2->size);
 604         sPtr->flags.subviewsWereManuallyMoved = 1;
 605     }
 606 }
 607
 608
 609 static void
 610 handleEvents(XEvent *event, void *data)
 611 {
 612     WMSplitView *sPtr = (WMSplitView*)data;
 613
 614     CHECK_CLASS(data, WC_SplitView);
 615
 616
 617     switch (event->type) {
 618     case Expose:
 619         if (event->xexpose.count!=0)
 620             break;
 621         paintSplitView(sPtr);
 622         break;
 623
 624     case DestroyNotify:
 625         destroySplitView(sPtr);
 626         break;
 627     }
 628 }
 629
 630
 631 static void
 632 handleActionEvents(XEvent *event, void *data)
 633 {
 634
 635     CHECK_CLASS(data, WC_SplitView);
 636
 637     switch (event->type) {
 638     case ButtonPress:
 639         if (event->xbutton.button == Button1)
 640             dragDivider(data, event->xbutton.x, event->xbutton.y);
 641         break;
 642     }
 643 }
 644
 645
 646
 647 static void
 648 destroySplitView(WMSplitView *sPtr)
 649 {
 650     WMFreeArray(sPtr->subviews);
 651
 652     WMRemoveNotificationObserver(sPtr);
 653
 654     wfree(sPtr);
 655 }
 656
 657 WMSplitView*
 658 WMCreateSplitView(WMWidget *parent)
 659 {
 660     WMSplitView *sPtr;
 661
 662     sPtr = wmalloc(sizeof(WMSplitView));
 663     memset(sPtr, 0, sizeof(WMSplitView));
 664
 665     sPtr->widgetClass = WC_SplitView;
 666
 667     sPtr->view = W_CreateView(W_VIEW(parent));
 668     if (!sPtr->view) {
 669         wfree(sPtr);
 670         return NULL;
 671     }
 672     sPtr->view->self = sPtr;
 673
 674     WMSetViewNotifySizeChanges(sPtr->view, True);
 675
 676     WMCreateEventHandler(sPtr->view, ExposureMask|StructureNotifyMask
 677                          |ClientMessageMask, handleEvents, sPtr);
 678
 679
 680     WMCreateEventHandler(sPtr->view, ButtonPressMask|ButtonReleaseMask
 681                          |EnterWindowMask|LeaveWindowMask,
 682                          handleActionEvents, sPtr);
 683
 684
 685     WMAddNotificationObserver(handleViewResized, sPtr,
 686                               WMViewSizeDidChangeNotification, sPtr->view);
 687
 688     sPtr->subviews = WMCreateArrayWithDestructor(8, wfree);
 689
 690     return sPtr;
 691 }
 692
 693
 694 void
 695 WMAdjustSplitViewSubviews(WMSplitView *sPtr)
 696 {
 697     CHECK_CLASS(sPtr, WC_SplitView);
 698
 699     checkSizes(sPtr);
 700
 701     adjustSplitViewSubviews(sPtr);
 702
 703     assert(checkSizes(sPtr) == 0);
 704 }
 705
 706
 707 void
 708 WMAddSplitViewSubview(WMSplitView *sPtr, WMView *subview)
 709 {
 710     int wasMapped, count;
 711     W_SplitViewSubview *p;
 712
 713     CHECK_CLASS(sPtr, WC_SplitView);
 714
 715     if (!(p = (W_SplitViewSubview*)wmalloc(sizeof(W_SplitViewSubview))))
 716         return;
 717
 718     wasMapped = subview->flags.mapped;
 719     if (wasMapped)
 720         W_UnmapView(subview);
 721
 722     count = _GetSubviewsCount();
 723     p->view = subview;
 724     getConstraints(sPtr, count, &(p->minSize), &(p->maxSize));
 725     if (sPtr->flags.vertical)
 726         p->size = subview->size.width;
 727     else
 728         p->size = subview->size.height;
 729
 730     WMAddToArray(sPtr->subviews, p);
 731     reparentView(sPtr, subview, 0);
 732
 733     /*
 734      We should have something like that...
 735
 736      WMSetViewNotifySizeChanges(subview, True);
 737      WMAddNotificationObserver(handleSubviewResized, sPtr,
 738      WMViewSizeDidChangeNotification,
 739      subview);
 740      WMSetViewNotifyMoveChanges(subview, True);
 741      WMAddNotificationObserver(handleSubviewResized, sPtr,
 742      WMViewMoveDidChangeNotification,
 743      subview);
 744      */
 745     if (wasMapped) {
 746         W_MapView(subview);
 747
 748         sPtr->flags.adjustOnPaint = 1;
 749         paintSplitView(sPtr);
 750     } else {
 751         handleViewResized(sPtr, NULL);
 752     }
 753 }
 754
 755
 756 WMView*
 757 WMGetSplitViewSubviewAt(WMSplitView *sPtr, int index)
 758 {
 759     CHECK_CLASS(sPtr, WC_SplitView);
 760
 761     if (index >= 0 && index < _GetSubviewsCount())
 762         return (_GetSubviewAt(index));
 763     else
 764         return (NULL);
 765 }
 766
 767
 768 void
 769 WMRemoveSplitViewSubview(WMSplitView *sPtr, WMView *view)
 770 {
 771     W_SplitViewSubview *p;
 772     int i, count;
 773
 774     CHECK_CLASS(sPtr, WC_SplitView);
 775
 776     /* TODO: rewrite this. This code with macros is getting more complex than it worths */
 777     count = _GetSubviewsCount();
 778     for (i = 0; i < count; i++) {
 779         p = _GetPSubviewStructAt(i);
 780         if (p->view == view) {
 781             WMDeleteFromArray(sPtr->subviews, i);
 782             sPtr->flags.adjustOnPaint = 1;
 783             paintSplitView(sPtr);
 784             break;
 785         }
 786     }
 787 }
 788
 789
 790 void
 791 WMRemoveSplitViewSubviewAt(WMSplitView *sPtr, int index)
 792 {
 793     W_SplitViewSubview *p;
 794
 795     CHECK_CLASS(sPtr, WC_SplitView);
 796
 797     /* TODO: same about rewrite */
 798     if (index >= 0 && index < _GetSubviewsCount()) {
 799         p = _GetPSubviewStructAt(index);
 800         WMDeleteFromArray(sPtr->subviews, index);
 801         sPtr->flags.adjustOnPaint = 1;
 802         paintSplitView(sPtr);
 803     }
 804 }
 805
 806
 807 void
 808 WMSetSplitViewConstrainProc(WMSplitView *sPtr, WMSplitViewConstrainProc *proc)
 809 {
 810     CHECK_CLASS(sPtr, WC_SplitView);
 811
 812     sPtr->constrainProc = proc;
 813 }
 814
 815
 816 int
 817 WMGetSplitViewSubviewsCount(WMSplitView *sPtr)
 818 {
 819     CHECK_CLASS(sPtr, WC_SplitView);
 820
 821     return (_GetSubviewsCount());
 822 }
 823
 824
 825 Bool
 826 WMGetSplitViewVertical(WMSplitView *sPtr)
 827 {
 828     CHECK_CLASS(sPtr, WC_SplitView);
 829
 830     return (sPtr->flags.vertical == 1);
 831 }
 832
 833 void
 834 WMSetSplitViewVertical(WMSplitView *sPtr, Bool flag)
 835 {
 836     int vertical;
 837
 838     CHECK_CLASS(sPtr, WC_SplitView);
 839
 840     vertical = ((flag==0) ? 0 : 1);
 841     if (sPtr->flags.vertical == vertical)
 842         return;
 843
 844     sPtr->flags.vertical = vertical;
 845
 846     /*    if (sPtr->view->flags.mapped && sPtr->view->flags.realized)*/
 847     handleViewResized(sPtr, NULL);
 848     /*    else
 849      sPtr->flags.adjustOnPaint = 1;
 850      */
 851 }
 852
 853
 854 int
 855 WMGetSplitViewDividerThickness(WMSplitView *sPtr)
 856 {
 857     CHECK_CLASS(sPtr, WC_SplitView);
 858
 859     return (DIVIDER_THICKNESS);
 860 }
 861
 862 #if 0
 863 void
 864 WMSetSplitViewResizeSubviewsProc(WMSplitView *sPtr,
 865                                  WMSplitViewResizeSubviewsProc *proc)
 866 {
 867     CHECK_CLASS(sPtr, WC_SplitView);
 868
 869     sPtr->resizeSubviewsProc = proc;
 870 }
 871 #endif
 872