Dogcows Code - chaz/openbox/blob - 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     OBWidget(Type_Frame),
  27     _client(client),
  28     _screen(otk::OBDisplay::screenInfo(client->screen())),
  29     _plate(this, OBWidget::Type_Plate),
  30     _titlebar(this, OBWidget::Type_Titlebar),
  31     _button_close(&_titlebar, OBWidget::Type_CloseButton),
  32     _button_iconify(&_titlebar, OBWidget::Type_IconifyButton),
  33     _button_max(&_titlebar, OBWidget::Type_MaximizeButton),
  34     _button_stick(&_titlebar, OBWidget::Type_StickyButton),
  35     _label(&_titlebar, OBWidget::Type_Label),
  36     _handle(this, OBWidget::Type_Handle),
  37     _grip_left(&_handle, OBWidget::Type_LeftGrip),
  38     _grip_right(&_handle, OBWidget::Type_RightGrip),
  39     _decorations(client->decorations())
  40 {
  41   assert(client);
  42   assert(style);
  43
  44   XSelectInput(otk::OBDisplay::display, window(), OBFrame::event_mask);
  45
  46   _grip_left.setCursor(Openbox::instance->cursors().ll_angle);
  47   _grip_right.setCursor(Openbox::instance->cursors().lr_angle);
  48
  49   _label.setText(_client->title());
  50
  51   _style = 0;
  52   setStyle(style);
  53
  54   otk::OtkWidget::unfocus(); // stuff starts out appearing focused in otk
  55
  56   _plate.show(); // the other stuff is shown based on decor settings
  57
  58   grabClient();
  59 }
  60
  61
  62 OBFrame::~OBFrame()
  63 {
  64   releaseClient(false);
  65 }
  66
  67
  68 void OBFrame::setTitle(const std::string &text)
  69 {
  70   _label.setText(text);
  71   _label.update();
  72 }
  73
  74
  75 void OBFrame::setStyle(otk::Style *style)
  76 {
  77   assert(style);
  78
  79   otk::OtkWidget::setStyle(style);
  80
  81   // if a style was previously set, then 'replace' is true, cause we're
  82   // replacing a style
  83   bool replace = (_style);
  84
  85   if (replace) {
  86     // XXX: do shit here whatever
  87   }
  88
  89   _style = style;
  90
  91   setBorderColor(_style->getBorderColor());
  92
  93   // if !replace, then adjust() will get called after the client is grabbed!
  94   if (replace) {
  95     // size/position everything
  96     adjustSize();
  97     adjustPosition();
  98   }
  99 }
 100
 101
 102 void OBFrame::focus()
 103 {
 104   otk::OtkWidget::focus();
 105   update();
 106   _handle.update();
 107 }
 108
 109
 110 void OBFrame::unfocus()
 111 {
 112   otk::OtkWidget::unfocus();
 113   update();
 114 }
 115
 116
 117 void OBFrame::adjust()
 118 {
 119   // the party all happens in adjustSize
 120 }
 121
 122
 123 void OBFrame::adjustSize()
 124 {
 125   // XXX: only if not overridden or something!!! MORE LOGIC HERE!!
 126   _decorations = _client->decorations();
 127   _decorations = 0xffffffff;
 128
 129   int width;   // the width of the client and its border
 130   int bwidth;  // width to make borders
 131   int cbwidth; // width of the inner client border
 132   const int bevel = _style->getBevelWidth();
 133
 134   if (_decorations & OBClient::Decor_Border) {
 135     bwidth = _style->getBorderWidth();
 136     cbwidth = _style->getFrameWidth();
 137   } else
 138     bwidth = cbwidth = 0;
 139   _innersize.left = _innersize.top = _innersize.bottom = _innersize.right =
 140     cbwidth;
 141   width = _client->area().width() + cbwidth * 2;
 142
 143   _plate.setBorderWidth(cbwidth);
 144
 145   setBorderWidth(bwidth);
 146   _titlebar.setBorderWidth(bwidth);
 147   _grip_left.setBorderWidth(bwidth);
 148   _grip_right.setBorderWidth(bwidth);
 149   _handle.setBorderWidth(bwidth);
 150
 151   if (_decorations & OBClient::Decor_Titlebar) {
 152     // set the titlebar size
 153     _titlebar.setGeometry(-bwidth,
 154                           -bwidth,
 155                           width,
 156                           _style->getFont()->height() + bevel * 2);
 157     _innersize.top += _titlebar.height() + bwidth;
 158
 159     // set the label size
 160     _label.setGeometry(0, bevel, width, _style->getFont()->height());
 161     // set the buttons sizes
 162     if (_decorations & OBClient::Decor_Iconify)
 163       _button_iconify.setGeometry(0, bevel + 1,
 164                                   _label.height() - 2,
 165                                   _label.height() - 2);
 166     if (_decorations & OBClient::Decor_Maximize)
 167       _button_max.setGeometry(0, bevel + 1,
 168                               _label.height() - 2,
 169                               _label.height() - 2);
 170     if (_decorations & OBClient::Decor_Sticky)
 171       _button_stick.setGeometry(0, bevel + 1,
 172                                 _label.height() - 2,
 173                                 _label.height() - 2);
 174     if (_decorations & OBClient::Decor_Close)
 175       _button_close.setGeometry(0, bevel + 1,
 176                                 _label.height() - 2,
 177                                 _label.height() - 2);
 178
 179     // separation between titlebar elements
 180     const int sep = bevel + 1;
 181
 182     std::string layout = "SLIMC"; // XXX: get this from somewhere
 183     // XXX: it is REQUIRED that by this point, the string only has one of each
 184     // possible letter, all of the letters are valid, and L exists somewhere in
 185     // the string!
 186
 187     // the size of the label. this ASSUMES the layout has only buttons other
 188     // that the ONE LABEL!!
 189     // adds an extra sep so that there's a space on either side of the
 190     // titlebar.. note: x = sep, below.
 191     int lwidth = width - sep * 2 -
 192       (_button_iconify.width() + sep) * (layout.size() - 1);
 193     // quick sanity check for really small windows. if this is needed, its
 194     // obviously not going to be displayed right...
 195     // XXX: maybe we should make this look better somehow? constraints?
 196     if (lwidth <= 0) lwidth = 1;
 197     _label.setWidth(lwidth);
 198
 199     int x = sep;
 200     for (int i = 0, len = layout.size(); i < len; ++i) {
 201       switch (layout[i]) {
 202       case 'I':
 203         _button_iconify.move(x, _button_iconify.rect().y());
 204         x += _button_iconify.width();
 205         break;
 206       case 'L':
 207         _label.move(x, _label.rect().y());
 208         x += _label.width();
 209         break;
 210       case 'M':
 211         _button_max.move(x, _button_max.rect().y());
 212         x += _button_max.width();
 213         break;
 214       case 'S':
 215         _button_stick.move(x, _button_stick.rect().y());
 216         x += _button_stick.width();
 217         break;
 218       case 'C':
 219         _button_close.move(x, _button_close.rect().y());
 220         x += _button_close.width();
 221         break;
 222       default:
 223         assert(false); // the layout string is invalid!
 224       }
 225       x += sep;
 226     }
 227   }
 228
 229   if (_decorations & OBClient::Decor_Handle) {
 230     _handle.setGeometry(-bwidth,
 231                         _innersize.top + _client->area().height() + cbwidth,
 232                         width, _style->getHandleWidth());
 233     _grip_left.setGeometry(-bwidth,
 234                            -bwidth,
 235                            // XXX: get a Point class in otk and use that for
 236                            // the 'buttons size' since theyre all the same
 237                            _button_iconify.width() * 2,
 238                            _handle.height());
 239     _grip_right.setGeometry(((_handle.rect().right() + 1) -
 240                              _button_iconify.width() * 2),
 241                             -bwidth,
 242                             // XXX: get a Point class in otk and use that for
 243                             // the 'buttons size' since theyre all the same
 244                             _button_iconify.width() * 2,
 245                             _handle.height());
 246     _innersize.bottom += _handle.height() + bwidth;
 247   }
 248
 249
 250   // position/size all the windows
 251
 252   resize(_innersize.left + _innersize.right + _client->area().width(),
 253          _innersize.top + _innersize.bottom + _client->area().height());
 254
 255   _plate.setGeometry(_innersize.left - cbwidth, _innersize.top - cbwidth,
 256                      _client->area().width(), _client->area().height());
 257
 258   // map/unmap all the windows
 259   if (_decorations & OBClient::Decor_Titlebar) {
 260     _label.show();
 261     if (_decorations & OBClient::Decor_Iconify)
 262       _button_iconify.show();
 263     else
 264       _button_iconify.hide();
 265     if (_decorations & OBClient::Decor_Maximize)
 266       _button_max.show();
 267     else
 268       _button_max.hide();
 269     if (_decorations & OBClient::Decor_Sticky)
 270       _button_stick.show();
 271     else
 272       _button_stick.hide();
 273     if (_decorations & OBClient::Decor_Close)
 274       _button_close.show();
 275     else
 276       _button_close.hide();
 277     _titlebar.show();
 278   } else {
 279     _titlebar.hide(true);
 280   }
 281
 282   if (_decorations & OBClient::Decor_Handle)
 283     _handle.show(true);
 284   else
 285     _handle.hide(true);
 286
 287   _size.left   = _innersize.left + bwidth;
 288   _size.right  = _innersize.right + bwidth;
 289   _size.top    = _innersize.top + bwidth;
 290   _size.bottom = _innersize.bottom + bwidth;
 291
 292   adjustShape();
 293
 294   update();
 295 }
 296
 297
 298 void OBFrame::adjustPosition()
 299 {
 300   int x, y;
 301   clientGravity(x, y);
 302   move(x, y);
 303 }
 304
 305
 306 void OBFrame::adjustShape()
 307 {
 308 #ifdef SHAPE
 309   int bwidth = (_decorations & OBClient::Decor_Border) ?
 310     _style->getBorderWidth() : 0;
 311
 312   if (!_client->shaped()) {
 313     // clear the shape on the frame window
 314     XShapeCombineMask(otk::OBDisplay::display, window(), ShapeBounding,
 315                       _innersize.left,
 316                       _innersize.top,
 317                       None, ShapeSet);
 318   } else {
 319     // make the frame's shape match the clients
 320     XShapeCombineShape(otk::OBDisplay::display, window(), ShapeBounding,
 321                        _innersize.left,
 322                        _innersize.top,
 323                        _client->window(), ShapeBounding, ShapeSet);
 324
 325     int num = 0;
 326     XRectangle xrect[2];
 327
 328     if (_decorations & OBClient::Decor_Titlebar) {
 329       xrect[0].x = _titlebar.rect().x();
 330       xrect[0].y = _titlebar.rect().y();
 331       xrect[0].width = _titlebar.width() + bwidth * 2; // XXX: this is useless once the widget handles borders!
 332       xrect[0].height = _titlebar.height() + bwidth * 2;
 333       ++num;
 334     }
 335
 336     if (_decorations & OBClient::Decor_Handle) {
 337       xrect[1].x = _handle.rect().x();
 338       xrect[1].y = _handle.rect().y();
 339       xrect[1].width = _handle.width() + bwidth * 2; // XXX: this is useless once the widget handles borders!
 340       xrect[1].height = _handle.height() + bwidth * 2;
 341       ++num;
 342     }
 343
 344     XShapeCombineRectangles(otk::OBDisplay::display, window(),
 345                             ShapeBounding, 0, 0, xrect, num,
 346                             ShapeUnion, Unsorted);
 347   }
 348 #endif // SHAPE
 349 }
 350
 351
 352 void OBFrame::grabClient()
 353 {
 354
 355   // reparent the client to the frame
 356   XReparentWindow(otk::OBDisplay::display, _client->window(),
 357                   _plate.window(), 0, 0);
 358   _client->ignore_unmaps++;
 359
 360   // select the event mask on the client's parent (to receive config req's)
 361   XSelectInput(otk::OBDisplay::display, _plate.window(),
 362                SubstructureRedirectMask);
 363
 364   // map the client so it maps when the frame does
 365   XMapWindow(otk::OBDisplay::display, _client->window());
 366
 367   adjustSize();
 368   adjustPosition();
 369 }
 370
 371
 372 void OBFrame::releaseClient(bool remap)
 373 {
 374   // check if the app has already reparented its window to the root window
 375   XEvent ev;
 376   if (XCheckTypedWindowEvent(otk::OBDisplay::display, _client->window(),
 377                              ReparentNotify, &ev)) {
 378     remap = true; // XXX: why do we remap the window if they already
 379                   // reparented to root?
 380   } else {
 381     // according to the ICCCM - if the client doesn't reparent to
 382     // root, then we have to do it for them
 383     XReparentWindow(otk::OBDisplay::display, _client->window(),
 384                     _screen->rootWindow(),
 385                     _client->area().x(), _client->area().y());
 386   }
 387
 388   // if we want to remap the window, do so now
 389   if (remap)
 390     XMapWindow(otk::OBDisplay::display, _client->window());
 391 }
 392
 393
 394 void OBFrame::clientGravity(int &x, int &y)
 395 {
 396   x = _client->area().x();
 397   y = _client->area().y();
 398
 399   // horizontal
 400   switch (_client->gravity()) {
 401   default:
 402   case NorthWestGravity:
 403   case SouthWestGravity:
 404   case WestGravity:
 405     break;
 406
 407   case NorthGravity:
 408   case SouthGravity:
 409   case CenterGravity:
 410     x -= (_size.left + _size.right) / 2;
 411     break;
 412
 413   case NorthEastGravity:
 414   case SouthEastGravity:
 415   case EastGravity:
 416     x -= _size.left + _size.right;
 417     break;
 418
 419   case ForgetGravity:
 420   case StaticGravity:
 421     x -= _size.left;
 422     break;
 423   }
 424
 425   // vertical
 426   switch (_client->gravity()) {
 427   default:
 428   case NorthWestGravity:
 429   case NorthEastGravity:
 430   case NorthGravity:
 431     break;
 432
 433   case CenterGravity:
 434   case EastGravity:
 435   case WestGravity:
 436     y -= (_size.top + _size.bottom) / 2;
 437     break;
 438
 439   case SouthWestGravity:
 440   case SouthEastGravity:
 441   case SouthGravity:
 442     y -= _size.top + _size.bottom;
 443     break;
 444
 445   case ForgetGravity:
 446   case StaticGravity:
 447     y -= _size.top;
 448     break;
 449   }
 450 }
 451
 452
 453 void OBFrame::frameGravity(int &x, int &y)
 454 {
 455   x = rect().x();
 456   y = rect().y();
 457
 458   // horizontal
 459   switch (_client->gravity()) {
 460   default:
 461   case NorthWestGravity:
 462   case WestGravity:
 463   case SouthWestGravity:
 464     break;
 465   case NorthGravity:
 466   case CenterGravity:
 467   case SouthGravity:
 468     x += (_size.left + _size.right) / 2;
 469     break;
 470   case NorthEastGravity:
 471   case EastGravity:
 472   case SouthEastGravity:
 473     x += _size.left + _size.right;
 474     break;
 475   case StaticGravity:
 476   case ForgetGravity:
 477     x += _size.left;
 478     break;
 479   }
 480
 481   // vertical
 482   switch (_client->gravity()) {
 483   default:
 484   case NorthWestGravity:
 485   case WestGravity:
 486   case SouthWestGravity:
 487     break;
 488   case NorthGravity:
 489   case CenterGravity:
 490   case SouthGravity:
 491     y += (_size.top + _size.bottom) / 2;
 492     break;
 493   case NorthEastGravity:
 494   case EastGravity:
 495   case SouthEastGravity:
 496     y += _size.top + _size.bottom;
 497     break;
 498   case StaticGravity:
 499   case ForgetGravity:
 500     y += _size.top;
 501     break;
 502   }
 503 }
 504
 505
 506 }