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
 130   // true/false for whether to show each element of the titlebar
 131   bool tit_i = false, tit_m = false, tit_s = false, tit_c = false;
 132   int width;   // the width of the client and its border
 133   int bwidth;  // width to make borders
 134   int cbwidth; // width of the inner client border
 135   const int bevel = _style->getBevelWidth();
 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   _plate.setBorderWidth(cbwidth);
 147
 148   setBorderWidth(bwidth);
 149   _titlebar.setBorderWidth(bwidth);
 150   _grip_left.setBorderWidth(bwidth);
 151   _grip_right.setBorderWidth(bwidth);
 152   _handle.setBorderWidth(bwidth);
 153
 154   if (_decorations & OBClient::Decor_Titlebar) {
 155     // set the titlebar size
 156     _titlebar.setGeometry(-bwidth,
 157                           -bwidth,
 158                           width,
 159                           _style->getFont()->height() + bevel * 2);
 160     _innersize.top += _titlebar.height() + bwidth;
 161
 162     // set the label size
 163     _label.setGeometry(0, bevel, width, _style->getFont()->height());
 164     // set the buttons sizes
 165     if (_decorations & OBClient::Decor_Iconify)
 166       _button_iconify.setGeometry(0, bevel + 1,
 167                                   _label.height() - 2,
 168                                   _label.height() - 2);
 169     if (_decorations & OBClient::Decor_Maximize)
 170       _button_max.setGeometry(0, bevel + 1,
 171                               _label.height() - 2,
 172                               _label.height() - 2);
 173     if (_decorations & OBClient::Decor_Sticky)
 174       _button_stick.setGeometry(0, bevel + 1,
 175                                 _label.height() - 2,
 176                                 _label.height() - 2);
 177     if (_decorations & OBClient::Decor_Close)
 178       _button_close.setGeometry(0, bevel + 1,
 179                                 _label.height() - 2,
 180                                 _label.height() - 2);
 181
 182     // separation between titlebar elements
 183     const int sep = bevel + 1;
 184
 185     std::string layout;
 186     if (!python_get_string("titlebar_layout", &layout))
 187       layout = "ILMC";
 188
 189     // this code ensures that the string only has one of each possible
 190     // letter, all of the letters are valid, and L exists somewhere in the
 191     // string!
 192     bool tit_l = false;
 193
 194     for (std::string::size_type i = 0; i < layout.size(); ++i) {
 195       switch(layout[i]) {
 196       case 'i':
 197       case 'I':
 198         if (!tit_i && (_decorations & OBClient::Decor_Iconify)) {
 199           tit_i = true;
 200           continue;
 201         }
 202       case 'l':
 203       case 'L':
 204         if (!tit_l) {
 205           tit_l = true;
 206           continue;
 207         }
 208       case 'm':
 209       case 'M':
 210         if (!tit_m && (_decorations & OBClient::Decor_Maximize)) {
 211           tit_m = true;
 212           continue;
 213         }
 214       case 's':
 215       case 'S':
 216         if (!tit_s && (_decorations & OBClient::Decor_Sticky)) {
 217           tit_s = true;
 218           continue;
 219         }
 220       case 'c':
 221       case 'C':
 222         if (!tit_c && (_decorations & OBClient::Decor_Close)) {
 223           tit_c = true;
 224           continue;
 225         }
 226       }
 227       // if we get here then we don't want the letter, kill it
 228       layout.erase(i--, 1);
 229     }
 230     if (!tit_l)
 231       layout += 'L';
 232
 233     // the size of the label. this ASSUMES the layout has only buttons other
 234     // that the ONE LABEL!!
 235     // adds an extra sep so that there's a space on either side of the
 236     // titlebar.. note: x = sep, below.
 237     int lwidth = width - sep * 2 -
 238       (_button_iconify.width() + sep) * (layout.size() - 1);
 239     // quick sanity check for really small windows. if this is needed, its
 240     // obviously not going to be displayed right...
 241     // XXX: maybe we should make this look better somehow? constraints?
 242     if (lwidth <= 0) lwidth = 1;
 243     _label.setWidth(lwidth);
 244
 245     int x = sep;
 246     for (int i = 0, len = layout.size(); i < len; ++i) {
 247       switch (layout[i]) {
 248       case 'I':
 249         _button_iconify.move(x, _button_iconify.rect().y());
 250         x += _button_iconify.width();
 251         break;
 252       case 'L':
 253         _label.move(x, _label.rect().y());
 254         x += _label.width();
 255         break;
 256       case 'M':
 257         _button_max.move(x, _button_max.rect().y());
 258         x += _button_max.width();
 259         break;
 260       case 'S':
 261         _button_stick.move(x, _button_stick.rect().y());
 262         x += _button_stick.width();
 263         break;
 264       case 'C':
 265         _button_close.move(x, _button_close.rect().y());
 266         x += _button_close.width();
 267         break;
 268       default:
 269         assert(false); // the layout string is invalid!
 270       }
 271       x += sep;
 272     }
 273   }
 274
 275   if (_decorations & OBClient::Decor_Handle) {
 276     _handle.setGeometry(-bwidth,
 277                         _innersize.top + _client->area().height() + cbwidth,
 278                         width, _style->getHandleWidth());
 279     _grip_left.setGeometry(-bwidth,
 280                            -bwidth,
 281                            // XXX: get a Point class in otk and use that for
 282                            // the 'buttons size' since theyre all the same
 283                            _button_iconify.width() * 2,
 284                            _handle.height());
 285     _grip_right.setGeometry(((_handle.rect().right() + 1) -
 286                              _button_iconify.width() * 2),
 287                             -bwidth,
 288                             // XXX: get a Point class in otk and use that for
 289                             // the 'buttons size' since theyre all the same
 290                             _button_iconify.width() * 2,
 291                             _handle.height());
 292     _innersize.bottom += _handle.height() + bwidth;
 293   }
 294
 295
 296   // position/size all the windows
 297
 298   if (_client->shaded())
 299     resize(_innersize.left + _innersize.right + _client->area().width(),
 300            _titlebar.height());
 301   else
 302     resize(_innersize.left + _innersize.right + _client->area().width(),
 303            _innersize.top + _innersize.bottom + _client->area().height());
 304
 305   _plate.setGeometry(_innersize.left - cbwidth, _innersize.top - cbwidth,
 306                      _client->area().width(), _client->area().height());
 307
 308   // map/unmap all the windows
 309   if (_decorations & OBClient::Decor_Titlebar) {
 310     _label.show();
 311     if (tit_i)
 312       _button_iconify.show();
 313     else
 314       _button_iconify.hide();
 315     if (tit_m)
 316       _button_max.show();
 317     else
 318       _button_max.hide();
 319     if (tit_s)
 320       _button_stick.show();
 321     else
 322       _button_stick.hide();
 323     if (tit_c)
 324       _button_close.show();
 325     else
 326       _button_close.hide();
 327     _titlebar.show();
 328   } else {
 329     _titlebar.hide(true);
 330   }
 331
 332   if (_decorations & OBClient::Decor_Handle)
 333     _handle.show(true);
 334   else
 335     _handle.hide(true);
 336
 337   _size.left   = _innersize.left + bwidth;
 338   _size.right  = _innersize.right + bwidth;
 339   _size.top    = _innersize.top + bwidth;
 340   _size.bottom = _innersize.bottom + bwidth;
 341
 342   adjustShape();
 343
 344   update();
 345 }
 346
 347
 348 void OBFrame::adjustPosition()
 349 {
 350   int x, y;
 351   clientGravity(x, y);
 352   move(x, y);
 353 }
 354
 355
 356 void OBFrame::adjustShape()
 357 {
 358 #ifdef SHAPE
 359   int bwidth = (_decorations & OBClient::Decor_Border) ?
 360     _style->getBorderWidth() : 0;
 361
 362   if (!_client->shaped()) {
 363     // clear the shape on the frame window
 364     XShapeCombineMask(otk::OBDisplay::display, window(), ShapeBounding,
 365                       _innersize.left,
 366                       _innersize.top,
 367                       None, ShapeSet);
 368   } else {
 369     // make the frame's shape match the clients
 370     XShapeCombineShape(otk::OBDisplay::display, window(), ShapeBounding,
 371                        _innersize.left,
 372                        _innersize.top,
 373                        _client->window(), ShapeBounding, ShapeSet);
 374
 375     int num = 0;
 376     XRectangle xrect[2];
 377
 378     if (_decorations & OBClient::Decor_Titlebar) {
 379       xrect[0].x = _titlebar.rect().x();
 380       xrect[0].y = _titlebar.rect().y();
 381       xrect[0].width = _titlebar.width() + bwidth * 2; // XXX: this is useless once the widget handles borders!
 382       xrect[0].height = _titlebar.height() + bwidth * 2;
 383       ++num;
 384     }
 385
 386     if (_decorations & OBClient::Decor_Handle) {
 387       xrect[1].x = _handle.rect().x();
 388       xrect[1].y = _handle.rect().y();
 389       xrect[1].width = _handle.width() + bwidth * 2; // XXX: this is useless once the widget handles borders!
 390       xrect[1].height = _handle.height() + bwidth * 2;
 391       ++num;
 392     }
 393
 394     XShapeCombineRectangles(otk::OBDisplay::display, window(),
 395                             ShapeBounding, 0, 0, xrect, num,
 396                             ShapeUnion, Unsorted);
 397   }
 398 #endif // SHAPE
 399 }
 400
 401
 402 void OBFrame::grabClient()
 403 {
 404
 405   // reparent the client to the frame
 406   XReparentWindow(otk::OBDisplay::display, _client->window(),
 407                   _plate.window(), 0, 0);
 408   _client->ignore_unmaps++;
 409
 410   // select the event mask on the client's parent (to receive config req's)
 411   XSelectInput(otk::OBDisplay::display, _plate.window(),
 412                SubstructureRedirectMask);
 413
 414   // map the client so it maps when the frame does
 415   XMapWindow(otk::OBDisplay::display, _client->window());
 416
 417   adjustSize();
 418   adjustPosition();
 419 }
 420
 421
 422 void OBFrame::releaseClient(bool remap)
 423 {
 424   // check if the app has already reparented its window to the root window
 425   XEvent ev;
 426   if (XCheckTypedWindowEvent(otk::OBDisplay::display, _client->window(),
 427                              ReparentNotify, &ev)) {
 428     remap = true; // XXX: why do we remap the window if they already
 429                   // reparented to root?
 430   } else {
 431     // according to the ICCCM - if the client doesn't reparent to
 432     // root, then we have to do it for them
 433     XReparentWindow(otk::OBDisplay::display, _client->window(),
 434                     _screen->rootWindow(),
 435                     _client->area().x(), _client->area().y());
 436   }
 437
 438   // if we want to remap the window, do so now
 439   if (remap)
 440     XMapWindow(otk::OBDisplay::display, _client->window());
 441 }
 442
 443
 444 void OBFrame::clientGravity(int &x, int &y)
 445 {
 446   x = _client->area().x();
 447   y = _client->area().y();
 448
 449   // horizontal
 450   switch (_client->gravity()) {
 451   default:
 452   case NorthWestGravity:
 453   case SouthWestGravity:
 454   case WestGravity:
 455     break;
 456
 457   case NorthGravity:
 458   case SouthGravity:
 459   case CenterGravity:
 460     x -= (_size.left + _size.right) / 2;
 461     break;
 462
 463   case NorthEastGravity:
 464   case SouthEastGravity:
 465   case EastGravity:
 466     x -= _size.left + _size.right;
 467     break;
 468
 469   case ForgetGravity:
 470   case StaticGravity:
 471     x -= _size.left;
 472     break;
 473   }
 474
 475   // vertical
 476   switch (_client->gravity()) {
 477   default:
 478   case NorthWestGravity:
 479   case NorthEastGravity:
 480   case NorthGravity:
 481     break;
 482
 483   case CenterGravity:
 484   case EastGravity:
 485   case WestGravity:
 486     y -= (_size.top + _size.bottom) / 2;
 487     break;
 488
 489   case SouthWestGravity:
 490   case SouthEastGravity:
 491   case SouthGravity:
 492     y -= _size.top + _size.bottom;
 493     break;
 494
 495   case ForgetGravity:
 496   case StaticGravity:
 497     y -= _size.top;
 498     break;
 499   }
 500 }
 501
 502
 503 void OBFrame::frameGravity(int &x, int &y)
 504 {
 505   x = rect().x();
 506   y = rect().y();
 507
 508   // horizontal
 509   switch (_client->gravity()) {
 510   default:
 511   case NorthWestGravity:
 512   case WestGravity:
 513   case SouthWestGravity:
 514     break;
 515   case NorthGravity:
 516   case CenterGravity:
 517   case SouthGravity:
 518     x += (_size.left + _size.right) / 2;
 519     break;
 520   case NorthEastGravity:
 521   case EastGravity:
 522   case SouthEastGravity:
 523     x += _size.left + _size.right;
 524     break;
 525   case StaticGravity:
 526   case ForgetGravity:
 527     x += _size.left;
 528     break;
 529   }
 530
 531   // vertical
 532   switch (_client->gravity()) {
 533   default:
 534   case NorthWestGravity:
 535   case WestGravity:
 536   case SouthWestGravity:
 537     break;
 538   case NorthGravity:
 539   case CenterGravity:
 540   case SouthGravity:
 541     y += (_size.top + _size.bottom) / 2;
 542     break;
 543   case NorthEastGravity:
 544   case EastGravity:
 545   case SouthEastGravity:
 546     y += _size.top + _size.bottom;
 547     break;
 548   case StaticGravity:
 549   case ForgetGravity:
 550     y += _size.top;
 551     break;
 552   }
 553 }
 554
 555
 556 }