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 "python.hh"
  17 #include "bindings.hh"
  18 #include "otk/display.hh"
  19
  20 #include <string>
  21
  22 namespace ob {
  23
  24 const long OBFrame::event_mask;
  25
  26 OBFrame::OBFrame(OBClient *client, otk::Style *style)
  27   : otk::OtkWidget(Openbox::instance, style),
  28     OBWidget(Type_Frame),
  29     _client(client),
  30     _screen(otk::OBDisplay::screenInfo(client->screen())),
  31     _plate(this, OBWidget::Type_Plate),
  32     _titlebar(this, OBWidget::Type_Titlebar),
  33     _button_close(&_titlebar, OBWidget::Type_CloseButton),
  34     _button_iconify(&_titlebar, OBWidget::Type_IconifyButton),
  35     _button_max(&_titlebar, OBWidget::Type_MaximizeButton),
  36     _button_stick(&_titlebar, OBWidget::Type_StickyButton),
  37     _label(&_titlebar, OBWidget::Type_Label),
  38     _handle(this, OBWidget::Type_Handle),
  39     _grip_left(&_handle, OBWidget::Type_LeftGrip),
  40     _grip_right(&_handle, OBWidget::Type_RightGrip),
  41     _decorations(client->decorations())
  42 {
  43   assert(client);
  44   assert(style);
  45
  46   XSelectInput(otk::OBDisplay::display, window(), OBFrame::event_mask);
  47
  48   _grip_left.setCursor(Openbox::instance->cursors().ll_angle);
  49   _grip_right.setCursor(Openbox::instance->cursors().lr_angle);
  50
  51   _label.setText(_client->title());
  52
  53   _style = 0;
  54   setStyle(style);
  55
  56   otk::OtkWidget::unfocus(); // stuff starts out appearing focused in otk
  57
  58   _plate.show(); // the other stuff is shown based on decor settings
  59
  60   grabClient();
  61 }
  62
  63
  64 OBFrame::~OBFrame()
  65 {
  66   releaseClient(false);
  67 }
  68
  69
  70 void OBFrame::setTitle(const std::string &text)
  71 {
  72   _label.setText(text);
  73   _label.update();
  74 }
  75
  76
  77 void OBFrame::setStyle(otk::Style *style)
  78 {
  79   assert(style);
  80
  81   otk::OtkWidget::setStyle(style);
  82
  83   // if a style was previously set, then 'replace' is true, cause we're
  84   // replacing a style
  85   bool replace = (_style);
  86
  87   if (replace) {
  88     // XXX: do shit here whatever
  89   }
  90
  91   _style = style;
  92
  93   setBorderColor(_style->getBorderColor());
  94
  95   // if !replace, then adjust() will get called after the client is grabbed!
  96   if (replace) {
  97     // size/position everything
  98     adjustSize();
  99     adjustPosition();
 100   }
 101 }
 102
 103
 104 void OBFrame::focus()
 105 {
 106   otk::OtkWidget::focus();
 107   update();
 108   _handle.update();
 109 }
 110
 111
 112 void OBFrame::unfocus()
 113 {
 114   otk::OtkWidget::unfocus();
 115   update();
 116 }
 117
 118
 119 void OBFrame::adjust()
 120 {
 121   // the party all happens in adjustSize
 122 }
 123
 124
 125 void OBFrame::adjustSize()
 126 {
 127   // XXX: only if not overridden or something!!! MORE LOGIC HERE!!
 128   _decorations = _client->decorations();
 129   _decorations = 0xffffffff;
 130
 131   int width;   // the width of the client and its border
 132   int bwidth;  // width to make borders
 133   int cbwidth; // width of the inner client border
 134   const int bevel = _style->getBevelWidth();
 135
 136   if (_decorations & OBClient::Decor_Border) {
 137     bwidth = _style->getBorderWidth();
 138     cbwidth = _style->getFrameWidth();
 139   } else
 140     bwidth = cbwidth = 0;
 141   _innersize.left = _innersize.top = _innersize.bottom = _innersize.right =
 142     cbwidth;
 143   width = _client->area().width() + cbwidth * 2;
 144
 145   _plate.setBorderWidth(cbwidth);
 146
 147   setBorderWidth(bwidth);
 148   _titlebar.setBorderWidth(bwidth);
 149   _grip_left.setBorderWidth(bwidth);
 150   _grip_right.setBorderWidth(bwidth);
 151   _handle.setBorderWidth(bwidth);
 152
 153   if (_decorations & OBClient::Decor_Titlebar) {
 154     // set the titlebar size
 155     _titlebar.setGeometry(-bwidth,
 156                           -bwidth,
 157                           width,
 158                           _style->getFont()->height() + bevel * 2);
 159     _innersize.top += _titlebar.height() + bwidth;
 160
 161     // set the label size
 162     _label.setGeometry(0, bevel, width, _style->getFont()->height());
 163     // set the buttons sizes
 164     if (_decorations & OBClient::Decor_Iconify)
 165       _button_iconify.setGeometry(0, bevel + 1,
 166                                   _label.height() - 2,
 167                                   _label.height() - 2);
 168     if (_decorations & OBClient::Decor_Maximize)
 169       _button_max.setGeometry(0, bevel + 1,
 170                               _label.height() - 2,
 171                               _label.height() - 2);
 172     if (_decorations & OBClient::Decor_Sticky)
 173       _button_stick.setGeometry(0, bevel + 1,
 174                                 _label.height() - 2,
 175                                 _label.height() - 2);
 176     if (_decorations & OBClient::Decor_Close)
 177       _button_close.setGeometry(0, bevel + 1,
 178                                 _label.height() - 2,
 179                                 _label.height() - 2);
 180
 181     // separation between titlebar elements
 182     const int sep = bevel + 1;
 183
 184     std::string layout = "SLIMC"; // XXX: get this from somewhere
 185     // XXX: it is REQUIRED that by this point, the string only has one of each
 186     // possible letter, all of the letters are valid, and L exists somewhere in
 187     // the string!
 188
 189     // the size of the label. this ASSUMES the layout has only buttons other
 190     // that the ONE LABEL!!
 191     // adds an extra sep so that there's a space on either side of the
 192     // titlebar.. note: x = sep, below.
 193     int lwidth = width - sep * 2 -
 194       (_button_iconify.width() + sep) * (layout.size() - 1);
 195     // quick sanity check for really small windows. if this is needed, its
 196     // obviously not going to be displayed right...
 197     // XXX: maybe we should make this look better somehow? constraints?
 198     if (lwidth <= 0) lwidth = 1;
 199     _label.setWidth(lwidth);
 200
 201     int x = sep;
 202     for (int i = 0, len = layout.size(); i < len; ++i) {
 203       switch (layout[i]) {
 204       case 'I':
 205         _button_iconify.move(x, _button_iconify.rect().y());
 206         x += _button_iconify.width();
 207         break;
 208       case 'L':
 209         _label.move(x, _label.rect().y());
 210         x += _label.width();
 211         break;
 212       case 'M':
 213         _button_max.move(x, _button_max.rect().y());
 214         x += _button_max.width();
 215         break;
 216       case 'S':
 217         _button_stick.move(x, _button_stick.rect().y());
 218         x += _button_stick.width();
 219         break;
 220       case 'C':
 221         _button_close.move(x, _button_close.rect().y());
 222         x += _button_close.width();
 223         break;
 224       default:
 225         assert(false); // the layout string is invalid!
 226       }
 227       x += sep;
 228     }
 229   }
 230
 231   if (_decorations & OBClient::Decor_Handle) {
 232     _handle.setGeometry(-bwidth,
 233                         _innersize.top + _client->area().height() + cbwidth,
 234                         width, _style->getHandleWidth());
 235     _grip_left.setGeometry(-bwidth,
 236                            -bwidth,
 237                            // XXX: get a Point class in otk and use that for
 238                            // the 'buttons size' since theyre all the same
 239                            _button_iconify.width() * 2,
 240                            _handle.height());
 241     _grip_right.setGeometry(((_handle.rect().right() + 1) -
 242                              _button_iconify.width() * 2),
 243                             -bwidth,
 244                             // XXX: get a Point class in otk and use that for
 245                             // the 'buttons size' since theyre all the same
 246                             _button_iconify.width() * 2,
 247                             _handle.height());
 248     _innersize.bottom += _handle.height() + bwidth;
 249   }
 250
 251
 252   // position/size all the windows
 253
 254   resize(_innersize.left + _innersize.right + _client->area().width(),
 255          _innersize.top + _innersize.bottom + _client->area().height());
 256
 257   _plate.setGeometry(_innersize.left - cbwidth, _innersize.top - cbwidth,
 258                      _client->area().width(), _client->area().height());
 259
 260   // map/unmap all the windows
 261   if (_decorations & OBClient::Decor_Titlebar) {
 262     _label.show();
 263     if (_decorations & OBClient::Decor_Iconify)
 264       _button_iconify.show();
 265     else
 266       _button_iconify.hide();
 267     if (_decorations & OBClient::Decor_Maximize)
 268       _button_max.show();
 269     else
 270       _button_max.hide();
 271     if (_decorations & OBClient::Decor_Sticky)
 272       _button_stick.show();
 273     else
 274       _button_stick.hide();
 275     if (_decorations & OBClient::Decor_Close)
 276       _button_close.show();
 277     else
 278       _button_close.hide();
 279     _titlebar.show();
 280   } else {
 281     _titlebar.hide(true);
 282   }
 283
 284   if (_decorations & OBClient::Decor_Handle)
 285     _handle.show(true);
 286   else
 287     _handle.hide(true);
 288
 289   _size.left   = _innersize.left + bwidth;
 290   _size.right  = _innersize.right + bwidth;
 291   _size.top    = _innersize.top + bwidth;
 292   _size.bottom = _innersize.bottom + bwidth;
 293
 294   adjustShape();
 295
 296   update();
 297 }
 298
 299
 300 void OBFrame::adjustPosition()
 301 {
 302   int x, y;
 303   clientGravity(x, y);
 304   move(x, y);
 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, window(), 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, window(), 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.rect().x();
 332       xrect[0].y = _titlebar.rect().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.rect().x();
 340       xrect[1].y = _handle.rect().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, window(),
 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.window(), 0, 0);
 360   _client->ignore_unmaps++;
 361
 362   // select the event mask on the client's parent (to receive config req's)
 363   XSelectInput(otk::OBDisplay::display, _plate.window(),
 364                SubstructureRedirectMask);
 365
 366   // map the client so it maps when the frame does
 367   XMapWindow(otk::OBDisplay::display, _client->window());
 368
 369   adjustSize();
 370   adjustPosition();
 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->rootWindow(),
 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::clientGravity(int &x, int &y)
 397 {
 398   x = _client->area().x();
 399   y = _client->area().y();
 400
 401   // horizontal
 402   switch (_client->gravity()) {
 403   default:
 404   case NorthWestGravity:
 405   case SouthWestGravity:
 406   case WestGravity:
 407     break;
 408
 409   case NorthGravity:
 410   case SouthGravity:
 411   case CenterGravity:
 412     x -= (_size.left + _size.right) / 2;
 413     break;
 414
 415   case NorthEastGravity:
 416   case SouthEastGravity:
 417   case EastGravity:
 418     x -= _size.left + _size.right;
 419     break;
 420
 421   case ForgetGravity:
 422   case StaticGravity:
 423     x -= _size.left;
 424     break;
 425   }
 426
 427   // vertical
 428   switch (_client->gravity()) {
 429   default:
 430   case NorthWestGravity:
 431   case NorthEastGravity:
 432   case NorthGravity:
 433     break;
 434
 435   case CenterGravity:
 436   case EastGravity:
 437   case WestGravity:
 438     y -= (_size.top + _size.bottom) / 2;
 439     break;
 440
 441   case SouthWestGravity:
 442   case SouthEastGravity:
 443   case SouthGravity:
 444     y -= _size.top + _size.bottom;
 445     break;
 446
 447   case ForgetGravity:
 448   case StaticGravity:
 449     y -= _size.top;
 450     break;
 451   }
 452 }
 453
 454
 455 void OBFrame::frameGravity(int &x, int &y)
 456 {
 457   x = rect().x();
 458   y = rect().y();
 459
 460   // horizontal
 461   switch (_client->gravity()) {
 462   default:
 463   case NorthWestGravity:
 464   case WestGravity:
 465   case SouthWestGravity:
 466     break;
 467   case NorthGravity:
 468   case CenterGravity:
 469   case SouthGravity:
 470     x += (_size.left + _size.right) / 2;
 471     break;
 472   case NorthEastGravity:
 473   case EastGravity:
 474   case SouthEastGravity:
 475     x += _size.left + _size.right;
 476     break;
 477   case StaticGravity:
 478   case ForgetGravity:
 479     x += _size.left;
 480     break;
 481   }
 482
 483   // vertical
 484   switch (_client->gravity()) {
 485   default:
 486   case NorthWestGravity:
 487   case WestGravity:
 488   case SouthWestGravity:
 489     break;
 490   case NorthGravity:
 491   case CenterGravity:
 492   case SouthGravity:
 493     y += (_size.top + _size.bottom) / 2;
 494     break;
 495   case NorthEastGravity:
 496   case EastGravity:
 497   case SouthEastGravity:
 498     y += _size.top + _size.bottom;
 499     break;
 500   case StaticGravity:
 501   case ForgetGravity:
 502     y += _size.top;
 503     break;
 504   }
 505 }
 506
 507
 508 }