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