Dogcows Code - chaz/openbox/blob - src/Workspace.cc

   1 // -*- mode: C++; indent-tabs-mode: nil; c-basic-offset: 2; -*-
   2 // Workspace.cc for Blackbox - an X11 Window manager
   3 // Copyright (c) 2001 - 2002 Sean 'Shaleh' Perry <shaleh@debian.org>
   4 // Copyright (c) 1997 - 2000 Brad Hughes (bhughes@tcac.net)
   5 //
   6 // Permission is hereby granted, free of charge, to any person obtaining a
   7 // copy of this software and associated documentation files (the "Software"),
   8 // to deal in the Software without restriction, including without limitation
   9 // the rights to use, copy, modify, merge, publish, distribute, sublicense,
  10 // and/or sell copies of the Software, and to permit persons to whom the
  11 // Software is furnished to do so, subject to the following conditions:
  12 //
  13 // The above copyright notice and this permission notice shall be included in
  14 // all copies or substantial portions of the Software.
  15 //
  16 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  17 // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  18 // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  19 // THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  20 // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  21 // FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
  22 // DEALINGS IN THE SOFTWARE.
  23
  24 #ifdef    HAVE_CONFIG_H
  25 #  include "../config.h"
  26 #endif // HAVE_CONFIG_H
  27
  28 extern "C" {
  29 #include <X11/Xlib.h>
  30 #include <X11/Xatom.h>
  31
  32 #ifdef    HAVE_STDIO_H
  33 #  include <stdio.h>
  34 #endif // HAVE_STDIO_H
  35
  36 #ifdef HAVE_STRING_H
  37 #  include <string.h>
  38 #endif // HAVE_STRING_H
  39 }
  40
  41 #include <assert.h>
  42
  43 #include <functional>
  44 #include <string>
  45
  46 using std::string;
  47
  48 #include "i18n.hh"
  49 #include "blackbox.hh"
  50 #include "Clientmenu.hh"
  51 #include "Netizen.hh"
  52 #include "Screen.hh"
  53 #include "Toolbar.hh"
  54 #include "Util.hh"
  55 #include "Window.hh"
  56 #include "Workspace.hh"
  57 #include "Windowmenu.hh"
  58 #include "XAtom.hh"
  59
  60
  61 Workspace::Workspace(BScreen *scrn, unsigned int i) {
  62   screen = scrn;
  63   xatom = screen->getBlackbox()->getXAtom();
  64
  65   cascade_x = cascade_y = 32;
  66
  67   id = i;
  68
  69   clientmenu = new Clientmenu(this);
  70
  71   lastfocus = (BlackboxWindow *) 0;
  72
  73   setName("");
  74   fprintf(stderr, "WORKSPACE NAME: %s\n", name.c_str());
  75 }
  76
  77
  78 void Workspace::addWindow(BlackboxWindow *w, bool place) {
  79   assert(w != 0);
  80
  81   if (place) placeWindow(w);
  82
  83   w->setWorkspace(id);
  84   w->setWindowNumber(windowList.size());
  85
  86   stackingList.push_front(w);
  87   windowList.push_back(w);
  88
  89   clientmenu->insert(w->getTitle());
  90   clientmenu->update();
  91
  92   screen->updateNetizenWindowAdd(w->getClientWindow(), id);
  93
  94   raiseWindow(w);
  95 }
  96
  97
  98 unsigned int Workspace::removeWindow(BlackboxWindow *w) {
  99   assert(w != 0);
 100
 101   stackingList.remove(w);
 102
 103   // pass focus to the next appropriate window
 104   if ((w->isFocused() || w == lastfocus) &&
 105       ! screen->getBlackbox()->doShutdown()) {
 106     if (id == screen->getCurrentWorkspaceID()) {
 107       // The window is on the visible workspace
 108       focusFallback(w);
 109     } else {
 110       // The window is not on the visible workspace.
 111       if (lastfocus == w) {
 112         // The window was the last-focus target, so we need to replace it.
 113         setLastFocusedWindow(stackingList.front());
 114       }
 115       // if the window focused on the current workspace, then reapply that
 116       // workspace's focus too
 117       if (w->isFocused())
 118         screen->getCurrentWorkspace()->focusFallback(w);
 119     }
 120   }
 121
 122   windowList.remove(w);
 123   clientmenu->remove(w->getWindowNumber());
 124   clientmenu->update();
 125
 126   screen->updateNetizenWindowDel(w->getClientWindow());
 127
 128   BlackboxWindowList::iterator it = windowList.begin();
 129   const BlackboxWindowList::iterator end = windowList.end();
 130   unsigned int i = 0;
 131   for (; it != end; ++it, ++i)
 132     (*it)->setWindowNumber(i);
 133
 134   if (i == 0)
 135     cascade_x = cascade_y = 32;
 136
 137   return i;
 138 }
 139
 140
 141 void Workspace::focusFallback(const BlackboxWindow *old_window) {
 142   BlackboxWindow *newfocus = 0;
 143
 144   // if it's a transient, then try to focus its parent
 145   if (old_window && old_window->isTransient()) {
 146     newfocus = old_window->getTransientFor();
 147
 148     if (! newfocus ||
 149         newfocus->isIconic() ||                  // do not focus icons
 150         newfocus->getWorkspaceNumber() != id ||  // or other workspaces
 151         ! newfocus->setInputFocus())
 152       newfocus = 0;
 153   }
 154
 155   if (! newfocus) {
 156     BlackboxWindowList::iterator it = stackingList.begin(),
 157                                 end = stackingList.end();
 158     for (; it != end; ++it) {
 159       BlackboxWindow *tmp = *it;
 160       if (tmp && tmp->setInputFocus()) {
 161         // we found our new focus target
 162         newfocus = tmp;
 163         break;
 164       }
 165     }
 166   }
 167
 168   screen->getBlackbox()->setFocusedWindow(newfocus);
 169 }
 170
 171
 172 void Workspace::showAll(void) {
 173   std::for_each(stackingList.begin(), stackingList.end(),
 174                 std::mem_fun(&BlackboxWindow::show));
 175 }
 176
 177
 178 void Workspace::hideAll(void) {
 179   // withdraw in reverse order to minimize the number of Expose events
 180
 181   BlackboxWindowList lst(stackingList.rbegin(), stackingList.rend());
 182
 183   BlackboxWindowList::iterator it = lst.begin();
 184   const BlackboxWindowList::iterator end = lst.end();
 185   for (; it != end; ++it) {
 186     BlackboxWindow *bw = *it;
 187     if (! bw->isStuck())
 188       bw->withdraw();
 189   }
 190 }
 191
 192
 193 void Workspace::removeAll(void) {
 194   while (! windowList.empty())
 195     windowList.front()->iconify();
 196 }
 197
 198
 199 /*
 200  * returns the number of transients for win, plus the number of transients
 201  * associated with each transient of win
 202  */
 203 static int countTransients(const BlackboxWindow * const win) {
 204   int ret = win->getTransients().size();
 205   if (ret > 0) {
 206     BlackboxWindowList::const_iterator it, end = win->getTransients().end();
 207     for (it = win->getTransients().begin(); it != end; ++it) {
 208       ret += countTransients(*it);
 209     }
 210   }
 211   return ret;
 212 }
 213
 214
 215 /*
 216  * puts the transients of win into the stack. windows are stacked above
 217  * the window before it in the stackvector being iterated, meaning
 218  * stack[0] is on bottom, stack[1] is above stack[0], stack[2] is above
 219  * stack[1], etc...
 220  */
 221 void Workspace::raiseTransients(const BlackboxWindow * const win,
 222                                 StackVector::iterator &stack) {
 223   if (win->getTransients().size() == 0) return; // nothing to do
 224
 225   // put win's transients in the stack
 226   BlackboxWindowList::const_iterator it, end = win->getTransients().end();
 227   for (it = win->getTransients().begin(); it != end; ++it) {
 228     *stack++ = (*it)->getFrameWindow();
 229     screen->updateNetizenWindowRaise((*it)->getClientWindow());
 230
 231     if (! (*it)->isIconic()) {
 232       Workspace *wkspc = screen->getWorkspace((*it)->getWorkspaceNumber());
 233       wkspc->stackingList.remove((*it));
 234       wkspc->stackingList.push_front((*it));
 235     }
 236   }
 237
 238   // put transients of win's transients in the stack
 239   for (it = win->getTransients().begin(); it != end; ++it) {
 240     raiseTransients(*it, stack);
 241   }
 242 }
 243
 244
 245 void Workspace::lowerTransients(const BlackboxWindow * const win,
 246                                 StackVector::iterator &stack) {
 247   if (win->getTransients().size() == 0) return; // nothing to do
 248
 249   // put transients of win's transients in the stack
 250   BlackboxWindowList::const_reverse_iterator it,
 251     end = win->getTransients().rend();
 252   for (it = win->getTransients().rbegin(); it != end; ++it) {
 253     lowerTransients(*it, stack);
 254   }
 255
 256   // put win's transients in the stack
 257   for (it = win->getTransients().rbegin(); it != end; ++it) {
 258     *stack++ = (*it)->getFrameWindow();
 259     screen->updateNetizenWindowLower((*it)->getClientWindow());
 260
 261     if (! (*it)->isIconic()) {
 262       Workspace *wkspc = screen->getWorkspace((*it)->getWorkspaceNumber());
 263       wkspc->stackingList.remove((*it));
 264       wkspc->stackingList.push_back((*it));
 265     }
 266   }
 267 }
 268
 269
 270 void Workspace::raiseWindow(BlackboxWindow *w) {
 271   BlackboxWindow *win = w;
 272
 273   // walk up the transient_for's to the window that is not a transient
 274   while (win->isTransient()) {
 275     if (! win->getTransientFor()) break;
 276     win = win->getTransientFor();
 277   }
 278
 279   // get the total window count (win and all transients)
 280   unsigned int i = 1 + countTransients(win);
 281
 282   // stack the window with all transients above
 283   StackVector stack_vector(i);
 284   StackVector::iterator stack = stack_vector.begin();
 285
 286   *(stack++) = win->getFrameWindow();
 287   screen->updateNetizenWindowRaise(win->getClientWindow());
 288   if (! win->isIconic()) {
 289     Workspace *wkspc = screen->getWorkspace(win->getWorkspaceNumber());
 290     wkspc->stackingList.remove(win);
 291     wkspc->stackingList.push_front(win);
 292   }
 293
 294   raiseTransients(win, stack);
 295
 296   screen->raiseWindows(&stack_vector[0], stack_vector.size());
 297 }
 298
 299
 300 void Workspace::lowerWindow(BlackboxWindow *w) {
 301   BlackboxWindow *win = w;
 302
 303   // walk up the transient_for's to the window that is not a transient
 304   while (win->isTransient()) {
 305     if (! win->getTransientFor()) break;
 306     win = win->getTransientFor();
 307   }
 308
 309   // get the total window count (win and all transients)
 310   unsigned int i = 1 + countTransients(win);
 311
 312   // stack the window with all transients above
 313   StackVector stack_vector(i);
 314   StackVector::iterator stack = stack_vector.begin();
 315
 316   lowerTransients(win, stack);
 317
 318   *(stack++) = win->getFrameWindow();
 319   screen->updateNetizenWindowLower(win->getClientWindow());
 320   if (! win->isIconic()) {
 321     Workspace *wkspc = screen->getWorkspace(win->getWorkspaceNumber());
 322     wkspc->stackingList.remove(win);
 323     wkspc->stackingList.push_back(win);
 324   }
 325
 326   screen->lowerWindows(&stack_vector[0], stack_vector.size());
 327 }
 328
 329
 330 void Workspace::reconfigure(void) {
 331   clientmenu->reconfigure();
 332   std::for_each(windowList.begin(), windowList.end(),
 333                 std::mem_fun(&BlackboxWindow::reconfigure));
 334 }
 335
 336
 337 BlackboxWindow *Workspace::getWindow(unsigned int index) {
 338   if (index < windowList.size()) {
 339     BlackboxWindowList::iterator it = windowList.begin();
 340     for(; index > 0; --index, ++it); /* increment to index */
 341     return *it;
 342   }
 343   return 0;
 344 }
 345
 346
 347 BlackboxWindow*
 348 Workspace::getNextWindowInList(BlackboxWindow *w) {
 349   BlackboxWindowList::iterator it = std::find(windowList.begin(),
 350                                               windowList.end(),
 351                                               w);
 352   assert(it != windowList.end());   // window must be in list
 353   ++it;                             // next window
 354   if (it == windowList.end())
 355     return windowList.front();      // if we walked off the end, wrap around
 356
 357   return *it;
 358 }
 359
 360
 361 BlackboxWindow* Workspace::getPrevWindowInList(BlackboxWindow *w) {
 362   BlackboxWindowList::iterator it = std::find(windowList.begin(),
 363                                               windowList.end(),
 364                                               w);
 365   assert(it != windowList.end()); // window must be in list
 366   if (it == windowList.begin())
 367     return windowList.back();     // if we walked of the front, wrap around
 368
 369   return *(--it);
 370 }
 371
 372
 373 BlackboxWindow* Workspace::getTopWindowOnStack(void) const {
 374   return stackingList.front();
 375 }
 376
 377
 378 void Workspace::sendWindowList(Netizen &n) {
 379   BlackboxWindowList::iterator it = windowList.begin(),
 380     end = windowList.end();
 381   for(; it != end; ++it)
 382     n.sendWindowAdd((*it)->getClientWindow(), getID());
 383 }
 384
 385
 386 unsigned int Workspace::getCount(void) const {
 387   return windowList.size();
 388 }
 389
 390
 391 void Workspace::appendStackOrder(BlackboxWindowList &stack_order) const {
 392   BlackboxWindowList::const_reverse_iterator it = stackingList.rbegin();
 393   const BlackboxWindowList::const_reverse_iterator end = stackingList.rend();
 394   for (; it != end; ++it)
 395     stack_order.push_back(*it);
 396 }
 397
 398
 399 bool Workspace::isCurrent(void) const {
 400   return (id == screen->getCurrentWorkspaceID());
 401 }
 402
 403
 404 bool Workspace::isLastWindow(const BlackboxWindow* const w) const {
 405   return (w == windowList.back());
 406 }
 407
 408
 409 void Workspace::setCurrent(void) {
 410   screen->changeWorkspaceID(id);
 411 }
 412
 413
 414 void Workspace::setName(const string& new_name) {
 415   if (! new_name.empty()) {
 416     name = new_name;
 417   } else {
 418     // attempt to get from the _NET_WM_DESKTOP_NAMES property
 419     XAtom::StringVect namesList;
 420     unsigned long numnames = id + 1;
 421     if (xatom->getValue(screen->getRootWindow(), XAtom::net_desktop_names,
 422                         XAtom::utf8, numnames, namesList) &&
 423         namesList.size() > id) {
 424       name = namesList[id];
 425     } else {
 426       string tmp =i18n(WorkspaceSet, WorkspaceDefaultNameFormat,
 427                        "Workspace %d");
 428       assert(tmp.length() < 32);
 429       char default_name[32];
 430       sprintf(default_name, tmp.c_str(), id + 1);
 431       name = default_name;
 432     }
 433   }
 434
 435   // reset the property with the new name
 436   XAtom::StringVect namesList;
 437   unsigned long numnames = (unsigned) -1;
 438   if (xatom->getValue(screen->getRootWindow(), XAtom::net_desktop_names,
 439                       XAtom::utf8, numnames, namesList) &&
 440       namesList.size() > id)
 441     namesList[id] = name;
 442   else
 443     namesList.push_back(name);
 444
 445   xatom->setValue(screen->getRootWindow(), XAtom::net_desktop_names,
 446                   XAtom::utf8, namesList);
 447
 448   clientmenu->setLabel(name);
 449   clientmenu->update();
 450   screen->saveWorkspaceNames();
 451 }
 452
 453
 454 /*
 455  * Calculate free space available for window placement.
 456  */
 457 typedef std::vector<Rect> rectList;
 458
 459 static rectList calcSpace(const Rect &win, const rectList &spaces) {
 460   Rect isect, extra;
 461   rectList result;
 462   rectList::const_iterator siter, end = spaces.end();
 463   for (siter = spaces.begin(); siter != end; ++siter) {
 464     const Rect &curr = *siter;
 465
 466     if(! win.intersects(curr)) {
 467       result.push_back(curr);
 468       continue;
 469     }
 470
 471     /* Use an intersection of win and curr to determine the space around
 472      * curr that we can use.
 473      *
 474      * NOTE: the spaces calculated can overlap.
 475      */
 476     isect = curr & win;
 477
 478     // left
 479     extra.setCoords(curr.left(), curr.top(),
 480                     isect.left() - 1, curr.bottom());
 481     if (extra.valid()) result.push_back(extra);
 482
 483     // top
 484     extra.setCoords(curr.left(), curr.top(),
 485                     curr.right(), isect.top() - 1);
 486     if (extra.valid()) result.push_back(extra);
 487
 488     // right
 489     extra.setCoords(isect.right() + 1, curr.top(),
 490                     curr.right(), curr.bottom());
 491     if (extra.valid()) result.push_back(extra);
 492
 493     // bottom
 494     extra.setCoords(curr.left(), isect.bottom() + 1,
 495                     curr.right(), curr.bottom());
 496     if (extra.valid()) result.push_back(extra);
 497   }
 498   return result;
 499 }
 500
 501
 502 static bool rowRLBT(const Rect &first, const Rect &second) {
 503   if (first.bottom() == second.bottom())
 504     return first.right() > second.right();
 505   return first.bottom() > second.bottom();
 506 }
 507
 508 static bool rowRLTB(const Rect &first, const Rect &second) {
 509   if (first.y() == second.y())
 510     return first.right() > second.right();
 511   return first.y() < second.y();
 512 }
 513
 514 static bool rowLRBT(const Rect &first, const Rect &second) {
 515   if (first.bottom() == second.bottom())
 516     return first.x() < second.x();
 517   return first.bottom() > second.bottom();
 518 }
 519
 520 static bool rowLRTB(const Rect &first, const Rect &second) {
 521   if (first.y() == second.y())
 522     return first.x() < second.x();
 523   return first.y() < second.y();
 524 }
 525
 526 static bool colLRTB(const Rect &first, const Rect &second) {
 527   if (first.x() == second.x())
 528     return first.y() < second.y();
 529   return first.x() < second.x();
 530 }
 531
 532 static bool colLRBT(const Rect &first, const Rect &second) {
 533   if (first.x() == second.x())
 534     return first.bottom() > second.bottom();
 535   return first.x() < second.x();
 536 }
 537
 538 static bool colRLTB(const Rect &first, const Rect &second) {
 539   if (first.right() == second.right())
 540     return first.y() < second.y();
 541   return first.right() > second.right();
 542 }
 543
 544 static bool colRLBT(const Rect &first, const Rect &second) {
 545   if (first.right() == second.right())
 546     return first.bottom() > second.bottom();
 547   return first.right() > second.right();
 548 }
 549
 550
 551 bool Workspace::smartPlacement(Rect& win, const Rect& availableArea) {
 552   rectList spaces;
 553   spaces.push_back(availableArea); //initially the entire screen is free
 554
 555   //Find Free Spaces
 556   BlackboxWindowList::const_iterator wit = windowList.begin(),
 557     end = windowList.end();
 558   Rect tmp;
 559   for (; wit != end; ++wit) {
 560     const BlackboxWindow* const curr = *wit;
 561
 562     if (curr->isShaded()) continue;
 563
 564     tmp.setRect(curr->frameRect().x(), curr->frameRect().y(),
 565                 curr->frameRect().width() + screen->getBorderWidth(),
 566                 curr->frameRect().height() + screen->getBorderWidth());
 567
 568     spaces = calcSpace(tmp, spaces);
 569   }
 570
 571   if (screen->getPlacementPolicy() == BScreen::RowSmartPlacement) {
 572     if(screen->getRowPlacementDirection() == BScreen::LeftRight) {
 573       if(screen->getColPlacementDirection() == BScreen::TopBottom)
 574         std::sort(spaces.begin(), spaces.end(), rowLRTB);
 575       else
 576         std::sort(spaces.begin(), spaces.end(), rowLRBT);
 577     } else {
 578       if(screen->getColPlacementDirection() == BScreen::TopBottom)
 579         std::sort(spaces.begin(), spaces.end(), rowRLTB);
 580       else
 581         std::sort(spaces.begin(), spaces.end(), rowRLBT);
 582     }
 583   } else {
 584     if(screen->getColPlacementDirection() == BScreen::TopBottom) {
 585       if(screen->getRowPlacementDirection() == BScreen::LeftRight)
 586         std::sort(spaces.begin(), spaces.end(), colLRTB);
 587       else
 588         std::sort(spaces.begin(), spaces.end(), colRLTB);
 589     } else {
 590       if(screen->getRowPlacementDirection() == BScreen::LeftRight)
 591         std::sort(spaces.begin(), spaces.end(), colLRBT);
 592       else
 593         std::sort(spaces.begin(), spaces.end(), colRLBT);
 594     }
 595   }
 596
 597   rectList::const_iterator sit = spaces.begin(), spaces_end = spaces.end();
 598   for(; sit != spaces_end; ++sit) {
 599     if (sit->width() >= win.width() && sit->height() >= win.height())
 600       break;
 601   }
 602
 603   if (sit == spaces_end)
 604     return False;
 605
 606   //set new position based on the empty space found
 607   const Rect& where = *sit;
 608   win.setX(where.x());
 609   win.setY(where.y());
 610
 611   // adjust the location() based on left/right and top/bottom placement
 612   if (screen->getPlacementPolicy() == BScreen::RowSmartPlacement) {
 613     if (screen->getRowPlacementDirection() == BScreen::RightLeft)
 614       win.setX(where.right() - win.width());
 615     if (screen->getColPlacementDirection() == BScreen::BottomTop)
 616       win.setY(where.bottom() - win.height());
 617   } else {
 618     if (screen->getColPlacementDirection() == BScreen::BottomTop)
 619       win.setY(win.y() + where.height() - win.height());
 620     if (screen->getRowPlacementDirection() == BScreen::RightLeft)
 621       win.setX(win.x() + where.width() - win.width());
 622   }
 623   return True;
 624 }
 625
 626
 627 bool Workspace::underMousePlacement(Rect &win, const Rect &availableArea) {
 628   int x, y, rx, ry;
 629   Window c, r;
 630   unsigned int m;
 631   XQueryPointer(screen->getBlackbox()->getXDisplay(), screen->getRootWindow(),
 632                 &r, &c, &rx, &ry, &x, &y, &m);
 633   x = rx - win.width() / 2;
 634   y = ry - win.height() / 2;
 635
 636   if (x < availableArea.x())
 637     x = availableArea.x();
 638   if (y < availableArea.y())
 639     y = availableArea.y();
 640   if (x + win.width() > availableArea.x() + availableArea.width())
 641     x = availableArea.x() + availableArea.width() - win.width();
 642   if (y + win.height() > availableArea.y() + availableArea.height())
 643     y = availableArea.y() + availableArea.height() - win.height();
 644
 645   win.setX(x);
 646   win.setY(y);
 647
 648   return True;
 649 }
 650
 651
 652 bool Workspace::cascadePlacement(Rect &win, const Rect &availableArea) {
 653   if ((cascade_x > static_cast<signed>(availableArea.width() / 2)) ||
 654       (cascade_y > static_cast<signed>(availableArea.height() / 2)))
 655     cascade_x = cascade_y = 32;
 656
 657   if (cascade_x == 32) {
 658     cascade_x += availableArea.x();
 659     cascade_y += availableArea.y();
 660   }
 661
 662   win.setPos(cascade_x, cascade_y);
 663
 664   return True;
 665 }
 666
 667
 668 void Workspace::placeWindow(BlackboxWindow *win) {
 669   Rect availableArea(screen->availableArea()),
 670     new_win(availableArea.x(), availableArea.y(),
 671             win->frameRect().width(), win->frameRect().height());
 672   bool placed = False;
 673
 674   switch (screen->getPlacementPolicy()) {
 675   case BScreen::RowSmartPlacement:
 676   case BScreen::ColSmartPlacement:
 677     placed = smartPlacement(new_win, availableArea);
 678     break;
 679   case BScreen::UnderMousePlacement:
 680     placed = underMousePlacement(new_win, availableArea);
 681   default:
 682     break; // handled below
 683   } // switch
 684
 685   if (placed == False) {
 686     cascadePlacement(new_win, availableArea);
 687     cascade_x += win->getTitleHeight() + (screen->getBorderWidth() * 2);
 688     cascade_y += win->getTitleHeight() + (screen->getBorderWidth() * 2);
 689   }
 690
 691   if (new_win.right() > availableArea.right())
 692     new_win.setX(availableArea.left());
 693   if (new_win.bottom() > availableArea.bottom())
 694     new_win.setY(availableArea.top());
 695   win->configure(new_win.x(), new_win.y(), new_win.width(), new_win.height());
 696 }