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

   1 // Workspace.cc for Openbox
   2 // Copyright (c) 2002 - 2002 Ben Jansens (ben@orodu.net)
   3 // Copyright (c) 2001 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 // stupid macros needed to access some functions in version 2 of the GNU C
  25 // library
  26 #ifndef   _GNU_SOURCE
  27 #define   _GNU_SOURCE
  28 #endif // _GNU_SOURCE
  29
  30 #ifdef    HAVE_CONFIG_H
  31 #  include "../config.h"
  32 #endif // HAVE_CONFIG_H
  33
  34 #include <X11/Xlib.h>
  35 #include <X11/Xatom.h>
  36
  37 #include "i18n.h"
  38 #include "openbox.h"
  39 #include "Clientmenu.h"
  40 #include "Screen.h"
  41 #include "Toolbar.h"
  42 #include "Window.h"
  43 #include "Workspace.h"
  44
  45 #include "Windowmenu.h"
  46 #include "Geometry.h"
  47 #include "Util.h"
  48
  49 #ifdef    HAVE_STDIO_H
  50 #  include <stdio.h>
  51 #endif // HAVE_STDIO_H
  52
  53 #ifdef    HAVE_STDLIB_H
  54 #  include <stdlib.h>
  55 #endif // HAVE_STDLIB_H
  56
  57 #ifdef    HAVE_STRING_H
  58 #  include <string.h>
  59 #endif // HAVE_STRING_H
  60
  61 #include <vector>
  62 #include <algorithm>
  63 typedef vector<Rect> rectList;
  64
  65 Workspace::Workspace(BScreen &scrn, int i) : screen(scrn) {
  66
  67   cascade_x = cascade_y = 32;
  68
  69   id = i;
  70
  71   stackingList = new LinkedList<OpenboxWindow>;
  72   windowList = new LinkedList<OpenboxWindow>;
  73   clientmenu = new Clientmenu(*this);
  74
  75   lastfocus = (OpenboxWindow *) 0;
  76
  77   name = (char *) 0;
  78   char *tmp = screen.getNameOfWorkspace(id);
  79   setName(tmp);
  80 }
  81
  82
  83 Workspace::~Workspace(void) {
  84   delete stackingList;
  85   delete windowList;
  86   delete clientmenu;
  87
  88   if (name)
  89     delete [] name;
  90 }
  91
  92
  93 const int Workspace::addWindow(OpenboxWindow *w, Bool place) {
  94   if (! w) return -1;
  95
  96   if (place) placeWindow(w);
  97
  98   w->setWorkspace(id);
  99   w->setWindowNumber(windowList->count());
 100
 101   stackingList->insert(w, 0);
 102   windowList->insert(w);
 103
 104   clientmenu->insert((const char **) w->getTitle());
 105   clientmenu->update();
 106
 107   screen.updateNetizenWindowAdd(w->getClientWindow(), id);
 108
 109   raiseWindow(w);
 110
 111   return w->getWindowNumber();
 112 }
 113
 114
 115 const int Workspace::removeWindow(OpenboxWindow *w) {
 116   if (! w) return -1;
 117
 118   stackingList->remove(w);
 119
 120   if (w->isFocused()) {
 121     if (w->isTransient() && w->getTransientFor() &&
 122         w->getTransientFor()->isVisible()) {
 123       w->getTransientFor()->setInputFocus();
 124     } else if (screen.sloppyFocus()) {
 125       screen.getOpenbox().setFocusedWindow((OpenboxWindow *) 0);
 126     } else {
 127       OpenboxWindow *top = stackingList->first();
 128       if (! top || ! top->setInputFocus()) {
 129         screen.getOpenbox().setFocusedWindow((OpenboxWindow *) 0);
 130         XSetInputFocus(screen.getOpenbox().getXDisplay(),
 131                        screen.getToolbar()->getWindowID(),
 132                        RevertToParent, CurrentTime);
 133       }
 134     }
 135   }
 136
 137   if (lastfocus == w)
 138     lastfocus = (OpenboxWindow *) 0;
 139
 140   windowList->remove(w->getWindowNumber());
 141   clientmenu->remove(w->getWindowNumber());
 142   clientmenu->update();
 143
 144   screen.updateNetizenWindowDel(w->getClientWindow());
 145
 146   LinkedListIterator<OpenboxWindow> it(windowList);
 147   OpenboxWindow *bw = it.current();
 148   for (int i = 0; bw; it++, i++, bw = it.current())
 149     bw->setWindowNumber(i);
 150
 151   return windowList->count();
 152 }
 153
 154
 155 void Workspace::showAll(void) {
 156   LinkedListIterator<OpenboxWindow> it(stackingList);
 157   for (OpenboxWindow *bw = it.current(); bw; it++, bw = it.current())
 158     bw->deiconify(False, False);
 159 }
 160
 161
 162 void Workspace::hideAll(void) {
 163   LinkedList<OpenboxWindow> lst;
 164
 165   LinkedListIterator<OpenboxWindow> it(stackingList);
 166   for (OpenboxWindow *bw = it.current(); bw; it++, bw = it.current())
 167     lst.insert(bw, 0);
 168
 169   LinkedListIterator<OpenboxWindow> it2(&lst);
 170   for (OpenboxWindow *bw = it2.current(); bw; it2++, bw = it2.current())
 171     if (! bw->isStuck())
 172       bw->withdraw();
 173 }
 174
 175
 176 void Workspace::removeAll(void) {
 177   LinkedListIterator<OpenboxWindow> it(windowList);
 178   for (OpenboxWindow *bw = it.current(); bw; it++, bw = it.current())
 179     bw->iconify();
 180 }
 181
 182
 183 void Workspace::raiseWindow(OpenboxWindow *w) {
 184   OpenboxWindow *win = (OpenboxWindow *) 0, *bottom = w;
 185
 186   while (bottom->isTransient() && bottom->getTransientFor())
 187     bottom = bottom->getTransientFor();
 188
 189   int i = 1;
 190   win = bottom;
 191   while (win->hasTransient() && win->getTransient()) {
 192     win = win->getTransient();
 193
 194     i++;
 195   }
 196
 197   Window *nstack = new Window[i], *curr = nstack;
 198   Workspace *wkspc;
 199
 200   win = bottom;
 201   while (True) {
 202     *(curr++) = win->getFrameWindow();
 203     screen.updateNetizenWindowRaise(win->getClientWindow());
 204
 205     if (! win->isIconic()) {
 206       wkspc = screen.getWorkspace(win->getWorkspaceNumber());
 207       wkspc->stackingList->remove(win);
 208       wkspc->stackingList->insert(win, 0);
 209     }
 210
 211     if (! win->hasTransient() || ! win->getTransient())
 212       break;
 213
 214     win = win->getTransient();
 215   }
 216
 217   screen.raiseWindows(nstack, i);
 218
 219   delete [] nstack;
 220 }
 221
 222
 223 void Workspace::lowerWindow(OpenboxWindow *w) {
 224   OpenboxWindow *win = (OpenboxWindow *) 0, *bottom = w;
 225
 226   while (bottom->isTransient() && bottom->getTransientFor())
 227     bottom = bottom->getTransientFor();
 228
 229   int i = 1;
 230   win = bottom;
 231   while (win->hasTransient() && win->getTransient()) {
 232     win = win->getTransient();
 233
 234     i++;
 235   }
 236
 237   Window *nstack = new Window[i], *curr = nstack;
 238   Workspace *wkspc;
 239
 240   while (True) {
 241     *(curr++) = win->getFrameWindow();
 242     screen.updateNetizenWindowLower(win->getClientWindow());
 243
 244     if (! win->isIconic()) {
 245       wkspc = screen.getWorkspace(win->getWorkspaceNumber());
 246       wkspc->stackingList->remove(win);
 247       wkspc->stackingList->insert(win);
 248     }
 249
 250     if (! win->getTransientFor())
 251       break;
 252
 253     win = win->getTransientFor();
 254   }
 255
 256   screen.getOpenbox().grab();
 257
 258   XLowerWindow(screen.getBaseDisplay().getXDisplay(), *nstack);
 259   XRestackWindows(screen.getBaseDisplay().getXDisplay(), nstack, i);
 260
 261   screen.getOpenbox().ungrab();
 262
 263   delete [] nstack;
 264 }
 265
 266
 267 void Workspace::reconfigure(void) {
 268   clientmenu->reconfigure();
 269
 270   LinkedListIterator<OpenboxWindow> it(windowList);
 271   for (OpenboxWindow *bw = it.current(); bw; it++, bw = it.current()) {
 272     if (bw->validateClient())
 273       bw->reconfigure();
 274   }
 275 }
 276
 277
 278 OpenboxWindow *Workspace::getWindow(int index) {
 279   if ((index >= 0) && (index < windowList->count()))
 280     return windowList->find(index);
 281   else
 282     return 0;
 283 }
 284
 285
 286 const int Workspace::getCount(void) {
 287   return windowList->count();
 288 }
 289
 290
 291 void Workspace::update(void) {
 292   clientmenu->update();
 293   screen.getToolbar()->redrawWindowLabel(True);
 294 }
 295
 296
 297 Bool Workspace::isCurrent(void) {
 298   return (id == screen.getCurrentWorkspaceID());
 299 }
 300
 301
 302 Bool Workspace::isLastWindow(OpenboxWindow *w) {
 303   return (w == windowList->last());
 304 }
 305
 306 void Workspace::setCurrent(void) {
 307   screen.changeWorkspaceID(id);
 308 }
 309
 310
 311 void Workspace::setName(char *new_name) {
 312   if (name)
 313     delete [] name;
 314
 315   if (new_name) {
 316     name = bstrdup(new_name);
 317   } else {
 318     name = new char[128];
 319     sprintf(name, i18n->getMessage(WorkspaceSet, WorkspaceDefaultNameFormat,
 320                                    "Workspace %d"), id + 1);
 321   }
 322
 323   clientmenu->setLabel(name);
 324   clientmenu->update();
 325   screen.saveWorkspaceNames();
 326 }
 327
 328
 329 void Workspace::shutdown(void) {
 330   while (windowList->count()) {
 331     windowList->first()->restore();
 332     delete windowList->first();
 333   }
 334 }
 335
 336 static rectList calcSpace(const Rect &win, const rectList &spaces) {
 337   rectList result;
 338   rectList::const_iterator siter;
 339   for(siter=spaces.begin(); siter!=spaces.end(); ++siter) {
 340     if(win.Intersect(*siter)) {
 341       //Check for space to the left of the window
 342       if(win.origin().x() > siter->x())
 343         result.push_back(Rect(siter->x(), siter->y(),
 344                               win.origin().x() - siter->x() - 1,
 345                               siter->h()));
 346       //Check for space above the window
 347       if(win.origin().y() > siter->y())
 348         result.push_back(Rect(siter->x(), siter->y(),
 349                               siter->w(),
 350                               win.origin().y() - siter->y() - 1));
 351       //Check for space to the right of the window
 352       if((win.origin().x()+win.size().w()) <
 353          (siter->x()+siter->w()))
 354         result.push_back(Rect(win.origin().x() + win.size().w() + 1,
 355                               siter->y(),
 356                               siter->x() + siter->w() -
 357                               win.origin().x() - win.size().w() - 1,
 358                               siter->h()));
 359       //Check for space below the window
 360       if((win.origin().y()+win.size().h()) <
 361          (siter->y()+siter->h()))
 362         result.push_back(Rect(siter->x(),
 363                               win.origin().y() + win.size().h() + 1,
 364                               siter->w(),
 365                               siter->y() + siter->h()-
 366                               win.origin().y() - win.size().h() - 1));
 367
 368     }
 369     else
 370       result.push_back(*siter);
 371   }
 372   return result;
 373 }
 374
 375
 376 bool incWidth(const Rect &first, const Rect &second) {
 377   return first.x() < second.x();
 378 }
 379
 380
 381 bool decWidth(const Rect &first, const Rect &second) {
 382   if (second.x() == first.x())
 383      return second.w() < first.w();
 384   return second.x() < first.x();
 385 }
 386
 387
 388 bool incHeight(const Rect &first, const Rect &second) {
 389   return first.y() < second.y();
 390 }
 391
 392
 393 bool decHeight(const Rect &first, const Rect &second) {
 394   if (second.y() == first.y())
 395      return second.h() < first.h();
 396   return second.y() < first.y();
 397 }
 398
 399
 400 //BestFitPlacement finds the smallest free space that fits the window
 401 //to be placed. It currentl ignores whether placement is right to left or top
 402 //to bottom.
 403 Point *Workspace::bestFitPlacement(const Size &win_size, const Rect &space) {
 404   const Rect *best;
 405   rectList spaces;
 406   LinkedListIterator<OpenboxWindow> it(windowList);
 407   rectList::const_iterator siter;
 408   spaces.push_back(space); //initially the entire screen is free
 409   it.reset();
 410
 411   //Find Free Spaces
 412   for (OpenboxWindow *cur=it.current(); cur!=NULL; it++, cur=it.current())
 413      spaces = calcSpace(cur->area().Inflate(screen.getBorderWidth() * 4),
 414                         spaces);
 415
 416   //Sort the spaces by placement choice
 417   if (screen.rowPlacementDirection() == BScreen::TopBottom)
 418      sort(spaces.begin(), spaces.end(), decHeight);
 419   else
 420      sort(spaces.begin(), spaces.end(), incHeight);
 421   if (screen.colPlacementDirection() == BScreen::TopBottom)
 422      stable_sort(spaces.begin(), spaces.end(), incHeight);
 423   else
 424      stable_sort(spaces.begin(), spaces.end(), decHeight);
 425
 426   //Find first space that fits the window
 427   best = NULL;
 428   for (siter=spaces.begin(); siter!=spaces.end(); ++siter) {
 429     if ((siter->w() >= win_size.w()) && (siter->h() >= win_size.h())) {
 430       if (best==NULL)
 431         best = siter;
 432       else if(siter->w()*siter->h()<best->h()*best->w())
 433         best = siter;
 434     }
 435   }
 436   if (best != NULL) {
 437     Point *pt = new Point(best->origin());
 438     if (screen.colPlacementDirection() != BScreen::TopBottom)
 439       pt->setY(pt->y() + (best->h() - win_size.h()));
 440     if (screen.rowPlacementDirection() != BScreen::LeftRight)
 441       pt->setX(pt->x() + (best->w() - win_size.w()));
 442     return pt;
 443   } else
 444     return NULL; //fall back to cascade
 445 }
 446
 447
 448 Point *Workspace::rowSmartPlacement(const Size &win_size, const Rect &space) {
 449   const Rect *best;
 450   rectList spaces;
 451   LinkedListIterator<OpenboxWindow> it(windowList);
 452   rectList::const_iterator siter;
 453   spaces.push_back(space); //initially the entire screen is free
 454   it.reset();
 455
 456   //Find Free Spaces
 457   for (OpenboxWindow *cur=it.current(); cur!=NULL; it++, cur=it.current())
 458      spaces = calcSpace(cur->area().Inflate(screen.getBorderWidth() * 4),
 459                         spaces);
 460
 461   //Sort the spaces by placement choice
 462   if (screen.colPlacementDirection() == BScreen::LeftRight)
 463      sort(spaces.begin(), spaces.end(), incWidth);
 464   else
 465      sort(spaces.begin(), spaces.end(), decWidth);
 466   if (screen.rowPlacementDirection() == BScreen::TopBottom)
 467      stable_sort(spaces.begin(), spaces.end(), incHeight);
 468   else
 469      stable_sort(spaces.begin(), spaces.end(), decHeight);
 470
 471   //Find first space that fits the window
 472   best = NULL;
 473   for (siter=spaces.begin(); siter!=spaces.end(); ++siter)
 474     if ((siter->w() >= win_size.w()) && (siter->h() >= win_size.h())) {
 475       best = siter;
 476       break;
 477     }
 478
 479   if (best != NULL) {
 480     Point *pt = new Point(best->origin());
 481     if (screen.colPlacementDirection() != BScreen::TopBottom)
 482       pt->setY(pt->y() + (best->h() - win_size.h()));
 483     if (screen.rowPlacementDirection() != BScreen::LeftRight)
 484       pt->setX(pt->x() + (best->w() - win_size.w()));
 485     return pt;
 486   } else
 487     return NULL; //fall back to cascade
 488 }
 489
 490 Point *Workspace::colSmartPlacement(const Size &win_size, const Rect &space) {
 491   const Rect *best;
 492   rectList spaces;
 493   LinkedListIterator<OpenboxWindow> it(windowList);
 494   rectList::const_iterator siter;
 495   spaces.push_back(space); //initially the entire screen is free
 496   it.reset();
 497
 498   //Find Free Spaces
 499   for (OpenboxWindow *cur=it.current(); cur!=NULL; it++, cur=it.current())
 500      spaces = calcSpace(cur->area().Inflate(screen.getBorderWidth() * 4),
 501                         spaces);
 502
 503   //Sort the spaces by placement choice
 504   if (screen.rowPlacementDirection() == BScreen::LeftRight)
 505      sort(spaces.begin(),spaces.end(),incWidth);
 506   else
 507      sort(spaces.begin(),spaces.end(),decWidth);
 508
 509   //Find first space that fits the window
 510   best = NULL;
 511   for (siter=spaces.begin(); siter!=spaces.end(); ++siter)
 512     if ((siter->w() >= win_size.w()) && (siter->h() >= win_size.h())) {
 513       best = siter;
 514       break;
 515     }
 516
 517   if (best != NULL) {
 518     Point *pt = new Point(best->origin());
 519     if (screen.colPlacementDirection() != BScreen::TopBottom)
 520       pt->setY(pt->y() + (best->h() - win_size.h()));
 521     if (screen.rowPlacementDirection() != BScreen::LeftRight)
 522       pt->setX(pt->x() + (best->w() - win_size.w()));
 523     return pt;
 524   } else
 525     return NULL; //fall back to cascade
 526 }
 527
 528
 529 Point *const Workspace::cascadePlacement(const OpenboxWindow *const win){
 530   if (((unsigned) cascade_x > (screen.size().w() / 2)) ||
 531       ((unsigned) cascade_y > (screen.size().h() / 2)))
 532     cascade_x = cascade_y = 32;
 533
 534   cascade_x += win->getTitleHeight();
 535   cascade_y += win->getTitleHeight();
 536
 537   return new Point(cascade_x, cascade_y);
 538 }
 539
 540
 541 void Workspace::placeWindow(OpenboxWindow *win) {
 542   ASSERT(win != NULL);
 543
 544   // the following code is temporary and will be taken care of by Screen in the
 545   // future (with the NETWM 'strut')
 546   Rect space(0, 0, screen.size().w(), screen.size().h());
 547
 548 #ifdef    SLIT
 549     Slit *slit = screen.getSlit();
 550     int slit_x = slit->autoHide() ? slit->hiddenOrigin().x() : slit->area().x(),
 551         slit_y = slit->autoHide() ? slit->hiddenOrigin().y() : slit->area().y();
 552     Toolbar *toolbar = screen.getToolbar();
 553     int tbarh = screen.hideToolbar() ? 0 :
 554       toolbar->getExposedHeight() + screen.getBorderWidth() * 2;
 555     bool tbartop;
 556     switch (toolbar->placement()) {
 557     case Toolbar::TopLeft:
 558     case Toolbar::TopCenter:
 559     case Toolbar::TopRight:
 560       tbartop = true;
 561       break;
 562     case Toolbar::BottomLeft:
 563     case Toolbar::BottomCenter:
 564     case Toolbar::BottomRight:
 565       tbartop = false;
 566       break;
 567     default:
 568       ASSERT(false);      // unhandled placement
 569     }
 570     if ((slit->direction() == Slit::Horizontal &&
 571          (slit->placement() == Slit::TopLeft ||
 572           slit->placement() == Slit::TopRight)) ||
 573         slit->placement() == Slit::TopCenter) {
 574       // exclude top
 575       if (tbartop && slit_y + slit->area().h() < tbarh) {
 576         space.setY(space.y() + tbarh);
 577         space.setH(space.h() - tbarh);
 578       } else {
 579         space.setY(space.y() + (slit_y + slit->area().h() +
 580                                 screen.getBorderWidth() * 2));
 581         space.setH(space.h() - (slit_y + slit->area().h() +
 582                                 screen.getBorderWidth() * 2));
 583         if (!tbartop)
 584           space.setH(space.h() - tbarh);
 585       }
 586     } else if ((slit->direction() == Slit::Vertical &&
 587               (slit->placement() == Slit::TopRight ||
 588                slit->placement() == Slit::BottomRight)) ||
 589              slit->placement() == Slit::CenterRight) {
 590       // exclude right
 591       space.setW(space.w() - (screen.size().w() - slit_x));
 592       if (tbartop)
 593         space.setY(space.y() + tbarh);
 594       space.setH(space.h() - tbarh);
 595     } else if ((slit->direction() == Slit::Horizontal &&
 596               (slit->placement() == Slit::BottomLeft ||
 597                slit->placement() == Slit::BottomRight)) ||
 598              slit->placement() == Slit::BottomCenter) {
 599       // exclude bottom
 600       if (!tbartop && (screen.size().h() - slit_y) < tbarh) {
 601         space.setH(space.h() - tbarh);
 602       } else {
 603         space.setH(space.h() - (screen.size().h() - slit_y));
 604         if (tbartop) {
 605           space.setY(space.y() + tbarh);
 606           space.setH(space.h() - tbarh);
 607         }
 608       }
 609     } else {// if ((slit->direction() == Slit::Vertical &&
 610       //      (slit->placement() == Slit::TopLeft ||
 611       //       slit->placement() == Slit::BottomLeft)) ||
 612       //     slit->placement() == Slit::CenterLeft)
 613       // exclude left
 614       space.setX(slit_x + slit->area().w() +
 615                  screen.getBorderWidth() * 2);
 616       space.setW(space.w() - (slit_x + slit->area().w() +
 617                               screen.getBorderWidth() * 2));
 618       if (tbartop)
 619         space.setY(space.y() + tbarh);
 620       space.setH(space.h() - tbarh);
 621     }
 622 #else // !SLIT
 623   Toolbar *toolbar = screen.getToolbar();
 624   int tbarh = screen.hideToolbar() ? 0 :
 625     toolbar->getExposedHeight() + screen.getBorderWidth() * 2;
 626   switch (toolbar->placement()) {
 627   case Toolbar::TopLeft:
 628   case Toolbar::TopCenter:
 629   case Toolbar::TopRight:
 630     space.setY(toolbar->getExposedHeight());
 631     space.setH(space.h() - toolbar->getExposedHeight());
 632     break;
 633   case Toolbar::BottomLeft:
 634   case Toolbar::BottomCenter:
 635   case Toolbar::BottomRight:
 636     space.setH(space.h() - tbarh);
 637     break;
 638   default:
 639     ASSERT(false);      // unhandled placement
 640   }
 641 #endif // SLIT
 642
 643   const Size window_size(win->area().w()+screen.getBorderWidth() * 4,
 644                          win->area().h()+screen.getBorderWidth() * 4);
 645   Point *place = NULL;
 646   LinkedListIterator<OpenboxWindow> it(windowList);
 647
 648   switch (screen.placementPolicy()) {
 649   case BScreen::BestFitPlacement:
 650     place = bestFitPlacement(window_size, space);
 651     break;
 652   case BScreen::RowSmartPlacement:
 653     place = rowSmartPlacement(window_size, space);
 654     break;
 655   case BScreen::ColSmartPlacement:
 656     place = colSmartPlacement(window_size, space);
 657     break;
 658   } // switch
 659
 660   if (place == NULL)
 661     place = cascadePlacement(win);
 662
 663   ASSERT(place != NULL);
 664   if (place->x() + window_size.w() > (signed) screen.size().w())
 665     place->setX(((signed) screen.size().w() - window_size.w()) / 2);
 666   if (place->y() + window_size.h() > (signed) screen.size().h())
 667     place->setY(((signed) screen.size().h() - window_size.h()) / 2);
 668
 669   win->configure(place->x(), place->y(), win->area().w(), win->area().h());
 670   delete place;
 671 }