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 }
  75
  76
  77 void Workspace::addWindow(BlackboxWindow *w, bool place) {
  78   assert(w != 0);
  79
  80   if (place) placeWindow(w);
  81
  82   w->setWorkspace(id);
  83   w->setWindowNumber(windowList.size());
  84
  85   stackingList.push_front(w);
  86   windowList.push_back(w);
  87
  88   clientmenu->insert(w->getTitle());
  89   clientmenu->update();
  90
  91   screen->updateNetizenWindowAdd(w->getClientWindow(), id);
  92
  93   raiseWindow(w);
  94 }
  95
  96
  97 unsigned int Workspace::removeWindow(BlackboxWindow *w) {
  98   assert(w != 0);
  99
 100   stackingList.remove(w);
 101
 102   // pass focus to the next appropriate window
 103   if ((w->isFocused() || w == lastfocus) &&
 104       ! screen->getBlackbox()->doShutdown()) {
 105     BlackboxWindow *newfocus = 0;
 106     if (w->isTransient())
 107       newfocus = w->getTransientFor();
 108     if (! newfocus && ! stackingList.empty())
 109       newfocus = stackingList.front();
 110
 111     assert(newfocus != w);  // this would be very wrong.
 112
 113     if (id == screen->getCurrentWorkspaceID()) {
 114       /*
 115         if the window is on the visible workspace, then try focus it, and fall
 116         back to the default focus target if the window won't focus.
 117       */
 118       if (! newfocus || ! newfocus->setInputFocus())
 119         screen->getBlackbox()->setFocusedWindow(0);
 120     } else if (lastfocus == w) {
 121       /*
 122         If this workspace is not the current one do not assume that
 123         w == lastfocus. If a sticky window is removed on a workspace other
 124         than where it originated, it will fire the removeWindow on a
 125         non-visible workspace.
 126       */
 127
 128       /*
 129         If the window isn't on the visible workspace, don't focus the new one,
 130         just mark it to be focused when the workspace comes into view.
 131       */
 132       setLastFocusedWindow(newfocus);
 133     }
 134   }
 135
 136   windowList.remove(w);
 137   clientmenu->remove(w->getWindowNumber());
 138   clientmenu->update();
 139
 140   screen->updateNetizenWindowDel(w->getClientWindow());
 141
 142   BlackboxWindowList::iterator it = windowList.begin();
 143   const BlackboxWindowList::iterator end = windowList.end();
 144   unsigned int i = 0;
 145   for (; it != end; ++it, ++i)
 146     (*it)->setWindowNumber(i);
 147
 148   if (i == 0)
 149     cascade_x = cascade_y = 32;
 150
 151   return i;
 152 }
 153
 154
 155 void Workspace::showAll(void) {
 156   std::for_each(stackingList.begin(), stackingList.end(),
 157                 std::mem_fun(&BlackboxWindow::show));
 158 }
 159
 160
 161 void Workspace::hideAll(void) {
 162   // withdraw in reverse order to minimize the number of Expose events
 163
 164   BlackboxWindowList lst(stackingList.rbegin(), stackingList.rend());
 165
 166   BlackboxWindowList::iterator it = lst.begin();
 167   const BlackboxWindowList::iterator end = lst.end();
 168   for (; it != end; ++it) {
 169     BlackboxWindow *bw = *it;
 170     if (! bw->isStuck())
 171       bw->withdraw();
 172   }
 173 }
 174
 175
 176 void Workspace::removeAll(void) {
 177   while (! windowList.empty())
 178     windowList.front()->iconify();
 179 }
 180
 181
 182 /*
 183  * returns the number of transients for win, plus the number of transients
 184  * associated with each transient of win
 185  */
 186 static int countTransients(const BlackboxWindow * const win) {
 187   int ret = win->getTransients().size();
 188   if (ret > 0) {
 189     BlackboxWindowList::const_iterator it, end = win->getTransients().end();
 190     for (it = win->getTransients().begin(); it != end; ++it) {
 191       ret += countTransients(*it);
 192     }
 193   }
 194   return ret;
 195 }
 196
 197
 198 /*
 199  * puts the transients of win into the stack. windows are stacked above
 200  * the window before it in the stackvector being iterated, meaning
 201  * stack[0] is on bottom, stack[1] is above stack[0], stack[2] is above
 202  * stack[1], etc...
 203  */
 204 void Workspace::raiseTransients(const BlackboxWindow * const win,
 205                                 StackVector::iterator &stack) {
 206   if (win->getTransients().size() == 0) return; // nothing to do
 207
 208   // put win's transients in the stack
 209   BlackboxWindowList::const_iterator it, end = win->getTransients().end();
 210   for (it = win->getTransients().begin(); it != end; ++it) {
 211     *stack++ = (*it)->getFrameWindow();
 212     screen->updateNetizenWindowRaise((*it)->getClientWindow());
 213
 214     if (! (*it)->isIconic()) {
 215       Workspace *wkspc = screen->getWorkspace((*it)->getWorkspaceNumber());
 216       wkspc->stackingList.remove((*it));
 217       wkspc->stackingList.push_front((*it));
 218     }
 219   }
 220
 221   // put transients of win's transients in the stack
 222   for (it = win->getTransients().begin(); it != end; ++it) {
 223     raiseTransients(*it, stack);
 224   }
 225 }
 226
 227
 228 void Workspace::lowerTransients(const BlackboxWindow * const win,
 229                                 StackVector::iterator &stack) {
 230   if (win->getTransients().size() == 0) return; // nothing to do
 231
 232   // put transients of win's transients in the stack
 233   BlackboxWindowList::const_reverse_iterator it,
 234     end = win->getTransients().rend();
 235   for (it = win->getTransients().rbegin(); it != end; ++it) {
 236     lowerTransients(*it, stack);
 237   }
 238
 239   // put win's transients in the stack
 240   for (it = win->getTransients().rbegin(); it != end; ++it) {
 241     *stack++ = (*it)->getFrameWindow();
 242     screen->updateNetizenWindowLower((*it)->getClientWindow());
 243
 244     if (! (*it)->isIconic()) {
 245       Workspace *wkspc = screen->getWorkspace((*it)->getWorkspaceNumber());
 246       wkspc->stackingList.remove((*it));
 247       wkspc->stackingList.push_back((*it));
 248     }
 249   }
 250 }
 251
 252
 253 void Workspace::raiseWindow(BlackboxWindow *w) {
 254   BlackboxWindow *win = w;
 255
 256   // walk up the transient_for's to the window that is not a transient
 257   while (win->isTransient()) {
 258     if (! win->getTransientFor()) break;
 259     win = win->getTransientFor();
 260   }
 261
 262   // get the total window count (win and all transients)
 263   unsigned int i = 1 + countTransients(win);
 264
 265   // stack the window with all transients above
 266   StackVector stack_vector(i);
 267   StackVector::iterator stack = stack_vector.begin();
 268
 269   *(stack++) = win->getFrameWindow();
 270   screen->updateNetizenWindowRaise(win->getClientWindow());
 271   if (! win->isIconic()) {
 272     Workspace *wkspc = screen->getWorkspace(win->getWorkspaceNumber());
 273     wkspc->stackingList.remove(win);
 274     wkspc->stackingList.push_front(win);
 275   }
 276
 277   raiseTransients(win, stack);
 278
 279   screen->raiseWindows(&stack_vector[0], stack_vector.size());
 280 }
 281
 282
 283 void Workspace::lowerWindow(BlackboxWindow *w) {
 284   BlackboxWindow *win = w;
 285
 286   // walk up the transient_for's to the window that is not a transient
 287   while (win->isTransient()) {
 288     if (! win->getTransientFor()) break;
 289     win = win->getTransientFor();
 290   }
 291
 292   // get the total window count (win and all transients)
 293   unsigned int i = 1 + countTransients(win);
 294
 295   // stack the window with all transients above
 296   StackVector stack_vector(i);
 297   StackVector::iterator stack = stack_vector.begin();
 298
 299   lowerTransients(win, stack);
 300
 301   *(stack++) = win->getFrameWindow();
 302   screen->updateNetizenWindowLower(win->getClientWindow());
 303   if (! win->isIconic()) {
 304     Workspace *wkspc = screen->getWorkspace(win->getWorkspaceNumber());
 305     wkspc->stackingList.remove(win);
 306     wkspc->stackingList.push_back(win);
 307   }
 308
 309   XLowerWindow(screen->getBaseDisplay()->getXDisplay(), stack_vector.front());
 310   XRestackWindows(screen->getBaseDisplay()->getXDisplay(),
 311                   &stack_vector[0], stack_vector.size());
 312   screen->lowerDesktops();
 313 }
 314
 315
 316 void Workspace::reconfigure(void) {
 317   clientmenu->reconfigure();
 318   std::for_each(windowList.begin(), windowList.end(),
 319                 std::mem_fun(&BlackboxWindow::reconfigure));
 320 }
 321
 322
 323 BlackboxWindow *Workspace::getWindow(unsigned int index) {
 324   if (index < windowList.size()) {
 325     BlackboxWindowList::iterator it = windowList.begin();
 326     for(; index > 0; --index, ++it); /* increment to index */
 327     return *it;
 328   }
 329   return 0;
 330 }
 331
 332
 333 BlackboxWindow*
 334 Workspace::getNextWindowInList(BlackboxWindow *w) {
 335   BlackboxWindowList::iterator it = std::find(windowList.begin(),
 336                                               windowList.end(),
 337                                               w);
 338   assert(it != windowList.end());   // window must be in list
 339   ++it;                             // next window
 340   if (it == windowList.end())
 341     return windowList.front();      // if we walked off the end, wrap around
 342
 343   return *it;
 344 }
 345
 346
 347 BlackboxWindow* Workspace::getPrevWindowInList(BlackboxWindow *w) {
 348   BlackboxWindowList::iterator it = std::find(windowList.begin(),
 349                                               windowList.end(),
 350                                               w);
 351   assert(it != windowList.end()); // window must be in list
 352   if (it == windowList.begin())
 353     return windowList.back();     // if we walked of the front, wrap around
 354
 355   return *(--it);
 356 }
 357
 358
 359 BlackboxWindow* Workspace::getTopWindowOnStack(void) const {
 360   return stackingList.front();
 361 }
 362
 363
 364 void Workspace::sendWindowList(Netizen &n) {
 365   BlackboxWindowList::iterator it = windowList.begin(),
 366     end = windowList.end();
 367   for(; it != end; ++it)
 368     n.sendWindowAdd((*it)->getClientWindow(), getID());
 369 }
 370
 371
 372 unsigned int Workspace::getCount(void) const {
 373   return windowList.size();
 374 }
 375
 376
 377 void Workspace::appendStackOrder(BlackboxWindowList &stack_order) const {
 378   BlackboxWindowList::const_reverse_iterator it = stackingList.rbegin();
 379   const BlackboxWindowList::const_reverse_iterator end = stackingList.rend();
 380   for (; it != end; ++it)
 381     stack_order.push_back(*it);
 382 }
 383
 384
 385 bool Workspace::isCurrent(void) const {
 386   return (id == screen->getCurrentWorkspaceID());
 387 }
 388
 389
 390 bool Workspace::isLastWindow(const BlackboxWindow* const w) const {
 391   return (w == windowList.back());
 392 }
 393
 394
 395 void Workspace::setCurrent(void) {
 396   screen->changeWorkspaceID(id);
 397 }
 398
 399
 400 void Workspace::setName(const string& new_name) {
 401   if (! new_name.empty()) {
 402     name = new_name;
 403   } else {
 404     // attempt to get from the _NET_WM_DESKTOP_NAMES property
 405     XAtom::StringVect namesList;
 406     unsigned long numnames = id + 1;
 407     if (xatom->getValue(screen->getRootWindow(), XAtom::net_desktop_names,
 408                         XAtom::utf8, numnames, namesList) &&
 409         namesList.size() > id) {
 410       name = namesList[id];
 411     } else {
 412       string tmp =i18n(WorkspaceSet, WorkspaceDefaultNameFormat,
 413                        "Workspace %d");
 414       assert(tmp.length() < 32);
 415       char default_name[32];
 416       sprintf(default_name, tmp.c_str(), id + 1);
 417       name = default_name;
 418     }
 419   }
 420
 421   // reset the property with the new name
 422   XAtom::StringVect namesList;
 423   unsigned long numnames = (unsigned) -1;
 424   if (xatom->getValue(screen->getRootWindow(), XAtom::net_desktop_names,
 425                       XAtom::utf8, numnames, namesList)) {
 426     if (namesList.size() > id)
 427       namesList[id] = name;
 428     else
 429       namesList.push_back(name);
 430   }
 431   xatom->setValue(screen->getRootWindow(), XAtom::net_desktop_names,
 432                   XAtom::utf8, namesList);
 433
 434   clientmenu->setLabel(name);
 435   clientmenu->update();
 436   screen->saveWorkspaceNames();
 437 }
 438
 439
 440 /*
 441  * Calculate free space available for window placement.
 442  */
 443 typedef std::vector<Rect> rectList;
 444
 445 static rectList calcSpace(const Rect &win, const rectList &spaces) {
 446   Rect isect, extra;
 447   rectList result;
 448   rectList::const_iterator siter, end = spaces.end();
 449   for (siter = spaces.begin(); siter != end; ++siter) {
 450     const Rect &curr = *siter;
 451
 452     if(! win.intersects(curr)) {
 453       result.push_back(curr);
 454       continue;
 455     }
 456
 457     /* Use an intersection of win and curr to determine the space around
 458      * curr that we can use.
 459      *
 460      * NOTE: the spaces calculated can overlap.
 461      */
 462     isect = curr & win;
 463
 464     // left
 465     extra.setCoords(curr.left(), curr.top(),
 466                     isect.left() - 1, curr.bottom());
 467     if (extra.valid()) result.push_back(extra);
 468
 469     // top
 470     extra.setCoords(curr.left(), curr.top(),
 471                     curr.right(), isect.top() - 1);
 472     if (extra.valid()) result.push_back(extra);
 473
 474     // right
 475     extra.setCoords(isect.right() + 1, curr.top(),
 476                     curr.right(), curr.bottom());
 477     if (extra.valid()) result.push_back(extra);
 478
 479     // bottom
 480     extra.setCoords(curr.left(), isect.bottom() + 1,
 481                     curr.right(), curr.bottom());
 482     if (extra.valid()) result.push_back(extra);
 483   }
 484   return result;
 485 }
 486
 487
 488 static bool rowRLBT(const Rect &first, const Rect &second) {
 489   if (first.bottom() == second.bottom())
 490     return first.right() > second.right();
 491   return first.bottom() > second.bottom();
 492 }
 493
 494 static bool rowRLTB(const Rect &first, const Rect &second) {
 495   if (first.y() == second.y())
 496     return first.right() > second.right();
 497   return first.y() < second.y();
 498 }
 499
 500 static bool rowLRBT(const Rect &first, const Rect &second) {
 501   if (first.bottom() == second.bottom())
 502     return first.x() < second.x();
 503   return first.bottom() > second.bottom();
 504 }
 505
 506 static bool rowLRTB(const Rect &first, const Rect &second) {
 507   if (first.y() == second.y())
 508     return first.x() < second.x();
 509   return first.y() < second.y();
 510 }
 511
 512 static bool colLRTB(const Rect &first, const Rect &second) {
 513   if (first.x() == second.x())
 514     return first.y() < second.y();
 515   return first.x() < second.x();
 516 }
 517
 518 static bool colLRBT(const Rect &first, const Rect &second) {
 519   if (first.x() == second.x())
 520     return first.bottom() > second.bottom();
 521   return first.x() < second.x();
 522 }
 523
 524 static bool colRLTB(const Rect &first, const Rect &second) {
 525   if (first.right() == second.right())
 526     return first.y() < second.y();
 527   return first.right() > second.right();
 528 }
 529
 530 static bool colRLBT(const Rect &first, const Rect &second) {
 531   if (first.right() == second.right())
 532     return first.bottom() > second.bottom();
 533   return first.right() > second.right();
 534 }
 535
 536
 537 bool Workspace::smartPlacement(Rect& win, const Rect& availableArea) {
 538   rectList spaces;
 539   spaces.push_back(availableArea); //initially the entire screen is free
 540
 541   //Find Free Spaces
 542   BlackboxWindowList::const_iterator wit = windowList.begin(),
 543     end = windowList.end();
 544   Rect tmp;
 545   for (; wit != end; ++wit) {
 546     const BlackboxWindow* const curr = *wit;
 547
 548     if (curr->isShaded()) continue;
 549
 550     tmp.setRect(curr->frameRect().x(), curr->frameRect().y(),
 551                 curr->frameRect().width() + screen->getBorderWidth(),
 552                 curr->frameRect().height() + screen->getBorderWidth());
 553
 554     spaces = calcSpace(tmp, spaces);
 555   }
 556
 557   if (screen->getPlacementPolicy() == BScreen::RowSmartPlacement) {
 558     if(screen->getRowPlacementDirection() == BScreen::LeftRight) {
 559       if(screen->getColPlacementDirection() == BScreen::TopBottom)
 560         std::sort(spaces.begin(), spaces.end(), rowLRTB);
 561       else
 562         std::sort(spaces.begin(), spaces.end(), rowLRBT);
 563     } else {
 564       if(screen->getColPlacementDirection() == BScreen::TopBottom)
 565         std::sort(spaces.begin(), spaces.end(), rowRLTB);
 566       else
 567         std::sort(spaces.begin(), spaces.end(), rowRLBT);
 568     }
 569   } else {
 570     if(screen->getColPlacementDirection() == BScreen::TopBottom) {
 571       if(screen->getRowPlacementDirection() == BScreen::LeftRight)
 572         std::sort(spaces.begin(), spaces.end(), colLRTB);
 573       else
 574         std::sort(spaces.begin(), spaces.end(), colRLTB);
 575     } else {
 576       if(screen->getRowPlacementDirection() == BScreen::LeftRight)
 577         std::sort(spaces.begin(), spaces.end(), colLRBT);
 578       else
 579         std::sort(spaces.begin(), spaces.end(), colRLBT);
 580     }
 581   }
 582
 583   rectList::const_iterator sit = spaces.begin(), spaces_end = spaces.end();
 584   for(; sit != spaces_end; ++sit) {
 585     if (sit->width() >= win.width() && sit->height() >= win.height())
 586       break;
 587   }
 588
 589   if (sit == spaces_end)
 590     return False;
 591
 592   //set new position based on the empty space found
 593   const Rect& where = *sit;
 594   win.setX(where.x());
 595   win.setY(where.y());
 596
 597   // adjust the location() based on left/right and top/bottom placement
 598   if (screen->getPlacementPolicy() == BScreen::RowSmartPlacement) {
 599     if (screen->getRowPlacementDirection() == BScreen::RightLeft)
 600       win.setX(where.right() - win.width());
 601     if (screen->getColPlacementDirection() == BScreen::BottomTop)
 602       win.setY(where.bottom() - win.height());
 603   } else {
 604     if (screen->getColPlacementDirection() == BScreen::BottomTop)
 605       win.setY(win.y() + where.height() - win.height());
 606     if (screen->getRowPlacementDirection() == BScreen::RightLeft)
 607       win.setX(win.x() + where.width() - win.width());
 608   }
 609   return True;
 610 }
 611
 612
 613 bool Workspace::underMousePlacement(Rect &win, const Rect &availableArea) {
 614   int x, y, rx, ry;
 615   Window c, r;
 616   unsigned int m;
 617   XQueryPointer(screen->getBlackbox()->getXDisplay(), screen->getRootWindow(),
 618                 &r, &c, &rx, &ry, &x, &y, &m);
 619   x = rx - win.width() / 2;
 620   y = ry - win.height() / 2;
 621
 622   if (x < availableArea.x())
 623     x = availableArea.x();
 624   if (y < availableArea.y())
 625     y = availableArea.y();
 626   if (x + win.width() > availableArea.x() + availableArea.width())
 627     x = availableArea.x() + availableArea.width() - win.width();
 628   if (y + win.height() > availableArea.y() + availableArea.height())
 629     y = availableArea.y() + availableArea.height() - win.height();
 630
 631   win.setX(x);
 632   win.setY(y);
 633
 634   return True;
 635 }
 636
 637
 638 bool Workspace::cascadePlacement(Rect &win, const Rect &availableArea) {
 639   if ((cascade_x > static_cast<signed>(availableArea.width() / 2)) ||
 640       (cascade_y > static_cast<signed>(availableArea.height() / 2)))
 641     cascade_x = cascade_y = 32;
 642
 643   if (cascade_x == 32) {
 644     cascade_x += availableArea.x();
 645     cascade_y += availableArea.y();
 646   }
 647
 648   win.setPos(cascade_x, cascade_y);
 649
 650   return True;
 651 }
 652
 653
 654 void Workspace::placeWindow(BlackboxWindow *win) {
 655   Rect availableArea(screen->availableArea()),
 656     new_win(availableArea.x(), availableArea.y(),
 657             win->frameRect().width(), win->frameRect().height());
 658   bool placed = False;
 659
 660   switch (screen->getPlacementPolicy()) {
 661   case BScreen::RowSmartPlacement:
 662   case BScreen::ColSmartPlacement:
 663     placed = smartPlacement(new_win, availableArea);
 664     break;
 665   case BScreen::UnderMousePlacement:
 666     placed = underMousePlacement(new_win, availableArea);
 667   default:
 668     break; // handled below
 669   } // switch
 670
 671   if (placed == False) {
 672     cascadePlacement(new_win, availableArea);
 673     cascade_x += win->getTitleHeight() + (screen->getBorderWidth() * 2);
 674     cascade_y += win->getTitleHeight() + (screen->getBorderWidth() * 2);
 675   }
 676
 677   if (new_win.right() > availableArea.right())
 678     new_win.setX(availableArea.left());
 679   if (new_win.bottom() > availableArea.bottom())
 680     new_win.setY(availableArea.top());
 681   win->configure(new_win.x(), new_win.y(), new_win.width(), new_win.height());
 682 }