src/frame.cc

   1 // -*- mode: C++; indent-tabs-mode: nil; c-basic-offset: 2; -*-
   2
   3 #ifdef HAVE_CONFIG_H
   4 # include "../config.h"
   5 #endif
   6
   7 extern "C" {
   8 #ifdef    SHAPE
   9 #include <X11/extensions/shape.h>
  10 #endif // SHAPE
  11 }
  12
  13 #include "openbox.hh"
  14 #include "frame.hh"
  15 #include "client.hh"
  16 #include "otk/display.hh"
  17
  18 #include <string>
  19
  20 namespace ob {
  21
  22 const long OBFrame::event_mask;
  23
  24 OBFrame::OBFrame(OBClient *client, otk::Style *style)
  25   : otk::OtkWidget(Openbox::instance, style),
  26     _client(client),
  27     _screen(otk::OBDisplay::screenInfo(client->screen())),
  28     _plate(this, OBWidget::Type_Plate),
  29     _titlebar(this, OBWidget::Type_Titlebar),
  30     _button_close(&_titlebar, OBWidget::Type_CloseButton),
  31     _button_iconify(&_titlebar, OBWidget::Type_IconifyButton),
  32     _button_max(&_titlebar, OBWidget::Type_MaximizeButton),
  33     _button_stick(&_titlebar, OBWidget::Type_StickyButton),
  34     _label(&_titlebar, OBWidget::Type_Label),
  35     _handle(this, OBWidget::Type_Handle),
  36     _grip_left(&_handle, OBWidget::Type_LeftGrip),
  37     _grip_right(&_handle, OBWidget::Type_RightGrip),
  38     _decorations(client->decorations())
  39 {
  40   assert(client);
  41   assert(style);
  42
  43   XSelectInput(otk::OBDisplay::display, getWindow(), OBFrame::event_mask);
  44
  45   unmanaged();
  46   _titlebar.unmanaged();
  47   _button_close.unmanaged();
  48   _button_iconify.unmanaged();
  49   _button_max.unmanaged();
  50   _button_stick.unmanaged();
  51   _label.unmanaged();
  52   _handle.unmanaged();
  53   _grip_left.unmanaged();
  54   _grip_right.unmanaged();
  55   _plate.unmanaged();
  56
  57   _grip_left.setCursor(Openbox::instance->cursors().ll_angle);
  58   _grip_right.setCursor(Openbox::instance->cursors().lr_angle);
  59
  60   _button_close.setText("X");
  61   _button_iconify.setText("I");
  62   _button_max.setText("M");
  63   _button_stick.setText("S");
  64   _label.setText(_client->title());
  65
  66   _style = 0;
  67   setStyle(style);
  68
  69   //XXX: uncomment me unfocus(); // stuff starts out focused in otk
  70
  71   _plate.show(); // the other stuff is shown based on decor settings
  72
  73   grabClient();
  74 }
  75
  76
  77 OBFrame::~OBFrame()
  78 {
  79   releaseClient(false);
  80 }
  81
  82
  83 void OBFrame::setStyle(otk::Style *style)
  84 {
  85   assert(style);
  86
  87   otk::OtkWidget::setStyle(style);
  88
  89   // if a style was previously set, then 'replace' is true, cause we're
  90   // replacing a style
  91   bool replace = (_style);
  92
  93   if (replace) {
  94     // XXX: do shit here whatever
  95   }
  96
  97   _style = style;
  98
  99   // XXX: change when focus changes!
 100   XSetWindowBorder(otk::OBDisplay::display, getWindow(),
 101                    _style->getBorderColor()->pixel());
 102
 103   // if !replace, then adjust() will get called after the client is grabbed!
 104   if (replace) {
 105     // size/position everything
 106     adjustSize();
 107     adjustPosition();
 108   }
 109 }
 110
 111
 112 void OBFrame::adjustSize()
 113 {
 114   // XXX: only if not overridden or something!!! MORE LOGIC HERE!!
 115   _decorations = _client->decorations();
 116   _decorations = 0xffffffff;
 117
 118   int width;   // the width of the client and its border
 119   int bwidth;  // width to make borders
 120   int cbwidth; // width of the inner client border
 121
 122   if (_decorations & OBClient::Decor_Border) {
 123     bwidth = _style->getBorderWidth();
 124     cbwidth = _style->getFrameWidth();
 125   } else
 126     bwidth = cbwidth = 0;
 127   _innersize.left = _innersize.top = _innersize.bottom = _innersize.right =
 128     cbwidth;
 129   width = _client->area().width() + cbwidth * 2;
 130
 131   _plate.setBorderWidth(cbwidth);
 132
 133   setBorderWidth(bwidth);
 134   _titlebar.setBorderWidth(bwidth);
 135   _grip_left.setBorderWidth(bwidth);
 136   _grip_right.setBorderWidth(bwidth);
 137   _handle.setBorderWidth(bwidth);
 138
 139   if (_decorations & OBClient::Decor_Titlebar) {
 140     // set the titlebar size
 141     _titlebar.setGeometry(-bwidth,
 142                           -bwidth,
 143                           width,
 144                           (_style->getFont().height() +
 145                            _style->getBevelWidth() * 2));
 146     _innersize.top += _titlebar.height() + bwidth;
 147
 148     // set the label size
 149     _label.setGeometry(0, _style->getBevelWidth(),
 150                        width, _style->getFont().height());
 151     // set the buttons sizes
 152     if (_decorations & OBClient::Decor_Iconify)
 153       _button_iconify.setGeometry(0, _style->getBevelWidth() + 1,
 154                                   _label.height() - 2,
 155                                   _label.height() - 2);
 156     if (_decorations & OBClient::Decor_Maximize)
 157       _button_max.setGeometry(0, _style->getBevelWidth() + 1,
 158                               _label.height() - 2,
 159                               _label.height() - 2);
 160     if (_decorations & OBClient::Decor_Sticky)
 161       _button_stick.setGeometry(0, _style->getBevelWidth() + 1,
 162                                 _label.height() - 2,
 163                                 _label.height() - 2);
 164     if (_decorations & OBClient::Decor_Close)
 165       _button_close.setGeometry(0, _style->getBevelWidth() + 1,
 166                                 _label.height() - 2,
 167                                 _label.height() - 2);
 168
 169     // separation between titlebar elements
 170     const int sep = _style->getBevelWidth() + 1;
 171
 172     std::string layout = "SLIMC"; // XXX: get this from somewhere
 173     // XXX: it is REQUIRED that by this point, the string only has one of each
 174     // possible letter, all of the letters are valid, and L exists somewhere in
 175     // the string!
 176
 177     // the size of the label. this ASSUMES the layout has only buttons other
 178     // that the ONE LABEL!!
 179     // adds an extra sep so that there's a space on either side of the
 180     // titlebar.. note: x = sep, below.
 181     int lwidth = width - sep * 2 -
 182       (_button_iconify.width() + sep) * (layout.size() - 1);
 183     // quick sanity check for really small windows. if this is needed, its
 184     // obviously not going to be displayed right...
 185     // XXX: maybe we should make this look better somehow? constraints?
 186     if (lwidth <= 0) lwidth = 1;
 187     _label.setWidth(lwidth);
 188
 189     int x = sep;
 190     for (int i = 0, len = layout.size(); i < len; ++i) {
 191       switch (layout[i]) {
 192       case 'I':
 193         _button_iconify.move(x, _button_iconify.getRect().y());
 194         x += _button_iconify.width();
 195         break;
 196       case 'L':
 197         _label.move(x, _label.getRect().y());
 198         x += _label.width();
 199         break;
 200       case 'M':
 201         _button_max.move(x, _button_max.getRect().y());
 202         x += _button_max.width();
 203         break;
 204       case 'S':
 205         _button_stick.move(x, _button_stick.getRect().y());
 206         x += _button_stick.width();
 207         break;
 208       case 'C':
 209         _button_close.move(x, _button_close.getRect().y());
 210         x += _button_close.width();
 211         break;
 212       default:
 213         assert(false); // the layout string is invalid!
 214       }
 215       x += sep;
 216     }
 217   }
 218
 219   if (_decorations & OBClient::Decor_Handle) {
 220     _handle.setGeometry(-bwidth,
 221                         _innersize.top + _client->area().height() + cbwidth,
 222                         width, _style->getHandleWidth());
 223     _grip_left.setGeometry(-bwidth,
 224                            -bwidth,
 225                            // XXX: get a Point class in otk and use that for
 226                            // the 'buttons size' since theyre all the same
 227                            _button_iconify.width() * 2,
 228                            _handle.height());
 229     _grip_right.setGeometry(((_handle.getRect().right() + 1) -
 230                              _button_iconify.width() * 2),
 231                             -bwidth,
 232                             // XXX: get a Point class in otk and use that for
 233                             // the 'buttons size' since theyre all the same
 234                             _button_iconify.width() * 2,
 235                             _handle.height());
 236     _innersize.bottom += _handle.height() + bwidth;
 237   }
 238
 239
 240   // position/size all the windows
 241
 242   resize(_innersize.left + _innersize.right + _client->area().width(),
 243          _innersize.top + _innersize.bottom + _client->area().height());
 244
 245   _plate.setGeometry(_innersize.left - cbwidth, _innersize.top - cbwidth,
 246                      _client->area().width(), _client->area().height());
 247
 248   // map/unmap all the windows
 249   if (_decorations & OBClient::Decor_Titlebar) {
 250     _label.show();
 251     if (_decorations & OBClient::Decor_Iconify)
 252       _button_iconify.show();
 253     else
 254       _button_iconify.hide();
 255     if (_decorations & OBClient::Decor_Maximize)
 256       _button_max.show();
 257     else
 258       _button_max.hide();
 259     if (_decorations & OBClient::Decor_Sticky)
 260       _button_stick.show();
 261     else
 262       _button_stick.hide();
 263     if (_decorations & OBClient::Decor_Close)
 264       _button_close.show();
 265     else
 266       _button_close.hide();
 267     _titlebar.show();
 268   } else {
 269     _titlebar.hide(true);
 270   }
 271
 272   if (_decorations & OBClient::Decor_Handle)
 273     _handle.show(true);
 274   else
 275     _handle.hide(true);
 276
 277   // XXX: more is gunna have to happen here
 278
 279   _size.left   = _innersize.left + bwidth;
 280   _size.right  = _innersize.right + bwidth;
 281   _size.top    = _innersize.top + bwidth;
 282   _size.bottom = _innersize.bottom + bwidth;
 283
 284   adjustShape();
 285
 286   update();
 287 }
 288
 289
 290 void OBFrame::adjustPosition()
 291 {
 292   int x, y;
 293   clientGravity(x, y);
 294   move(x, y);
 295 }
 296
 297
 298 void OBFrame::adjustShape()
 299 {
 300 #ifdef SHAPE
 301   int bwidth = (_decorations & OBClient::Decor_Border) ?
 302     _style->getBorderWidth() : 0;
 303
 304   if (!_client->shaped()) {
 305     // clear the shape on the frame window
 306     XShapeCombineMask(otk::OBDisplay::display, getWindow(), ShapeBounding,
 307                       _innersize.left,
 308                       _innersize.top,
 309                       None, ShapeSet);
 310   } else {
 311     // make the frame's shape match the clients
 312     XShapeCombineShape(otk::OBDisplay::display, getWindow(), ShapeBounding,
 313                        _innersize.left,
 314                        _innersize.top,
 315                        _client->window(), ShapeBounding, ShapeSet);
 316
 317     int num = 0;
 318     XRectangle xrect[2];
 319
 320     if (_decorations & OBClient::Decor_Titlebar) {
 321       xrect[0].x = _titlebar.getRect().x();
 322       xrect[0].y = _titlebar.getRect().y();
 323       xrect[0].width = _titlebar.width() + bwidth * 2; // XXX: this is useless once the widget handles borders!
 324       xrect[0].height = _titlebar.height() + bwidth * 2;
 325       ++num;
 326     }
 327
 328     if (_decorations & OBClient::Decor_Handle) {
 329       xrect[1].x = _handle.getRect().x();
 330       xrect[1].y = _handle.getRect().y();
 331       xrect[1].width = _handle.width() + bwidth * 2; // XXX: this is useless once the widget handles borders!
 332       xrect[1].height = _handle.height() + bwidth * 2;
 333       ++num;
 334     }
 335
 336     XShapeCombineRectangles(otk::OBDisplay::display, getWindow(),
 337                             ShapeBounding, 0, 0, xrect, num,
 338                             ShapeUnion, Unsorted);
 339   }
 340 #endif // SHAPE
 341 }
 342
 343
 344 void OBFrame::grabClient()
 345 {
 346
 347   // reparent the client to the frame
 348   XReparentWindow(otk::OBDisplay::display, _client->window(),
 349                   _plate.getWindow(), 0, 0);
 350   _client->ignore_unmaps++;
 351
 352   // select the event mask on the client's parent (to receive config req's)
 353   XSelectInput(otk::OBDisplay::display, _plate.getWindow(),
 354                SubstructureRedirectMask);
 355
 356   // map the client so it maps when the frame does
 357   XMapWindow(otk::OBDisplay::display, _client->window());
 358
 359   adjustSize();
 360   adjustPosition();
 361 }
 362
 363
 364 void OBFrame::releaseClient(bool remap)
 365 {
 366   // check if the app has already reparented its window to the root window
 367   XEvent ev;
 368   if (XCheckTypedWindowEvent(otk::OBDisplay::display, _client->window(),
 369                              ReparentNotify, &ev)) {
 370     remap = true; // XXX: why do we remap the window if they already
 371                   // reparented to root?
 372   } else {
 373     // according to the ICCCM - if the client doesn't reparent to
 374     // root, then we have to do it for them
 375     XReparentWindow(otk::OBDisplay::display, _client->window(),
 376                     _screen->getRootWindow(),
 377                     _client->area().x(), _client->area().y());
 378   }
 379
 380   // if we want to remap the window, do so now
 381   if (remap)
 382     XMapWindow(otk::OBDisplay::display, _client->window());
 383 }
 384
 385
 386 void OBFrame::clientGravity(int &x, int &y)
 387 {
 388   x = _client->area().x();
 389   y = _client->area().y();
 390
 391   // horizontal
 392   switch (_client->gravity()) {
 393   default:
 394   case NorthWestGravity:
 395   case SouthWestGravity:
 396   case WestGravity:
 397     break;
 398
 399   case NorthGravity:
 400   case SouthGravity:
 401   case CenterGravity:
 402     x -= (_size.left + _size.right) / 2;
 403     break;
 404
 405   case NorthEastGravity:
 406   case SouthEastGravity:
 407   case EastGravity:
 408     x -= _size.left + _size.right;
 409     break;
 410
 411   case ForgetGravity:
 412   case StaticGravity:
 413     x -= _size.left;
 414     break;
 415   }
 416
 417   // vertical
 418   switch (_client->gravity()) {
 419   default:
 420   case NorthWestGravity:
 421   case NorthEastGravity:
 422   case NorthGravity:
 423     break;
 424
 425   case CenterGravity:
 426   case EastGravity:
 427   case WestGravity:
 428     y -= (_size.top + _size.bottom) / 2;
 429     break;
 430
 431   case SouthWestGravity:
 432   case SouthEastGravity:
 433   case SouthGravity:
 434     y -= _size.top + _size.bottom;
 435     break;
 436
 437   case ForgetGravity:
 438   case StaticGravity:
 439     y -= _size.top;
 440     break;
 441   }
 442 }
 443
 444
 445 void OBFrame::frameGravity(int &x, int &y)
 446 {
 447   x = getRect().x();
 448   y = getRect().y();
 449
 450   // horizontal
 451   switch (_client->gravity()) {
 452   default:
 453   case NorthWestGravity:
 454   case WestGravity:
 455   case SouthWestGravity:
 456     break;
 457   case NorthGravity:
 458   case CenterGravity:
 459   case SouthGravity:
 460     x += (_size.left + _size.right) / 2;
 461     break;
 462   case NorthEastGravity:
 463   case EastGravity:
 464   case SouthEastGravity:
 465     x += _size.left + _size.right;
 466     break;
 467   case StaticGravity:
 468   case ForgetGravity:
 469     x += _size.left;
 470     break;
 471   }
 472
 473   // vertical
 474   switch (_client->gravity()) {
 475   default:
 476   case NorthWestGravity:
 477   case WestGravity:
 478   case SouthWestGravity:
 479     break;
 480   case NorthGravity:
 481   case CenterGravity:
 482   case SouthGravity:
 483     y += (_size.top + _size.bottom) / 2;
 484     break;
 485   case NorthEastGravity:
 486   case EastGravity:
 487   case SouthEastGravity:
 488     y += _size.top + _size.bottom;
 489     break;
 490   case StaticGravity:
 491   case ForgetGravity:
 492     y += _size.top;
 493     break;
 494   }
 495 }
 496
 497
 498 }