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, Horizontal, 0, 1, true),
  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
  61
  62 OBFrame::~OBFrame()
  63 {
  64 }
  65
  66
  67 void OBFrame::setTitle(const std::string &text)
  68 {
  69   _label.setText(text);
  70   _label.update();
  71 }
  72
  73
  74 void OBFrame::setStyle(otk::Style *style)
  75 {
  76   assert(style);
  77
  78   otk::OtkWidget::setStyle(style);
  79
  80   // if a style was previously set, then 'replace' is true, cause we're
  81   // replacing a style
  82   bool replace = (_style);
  83
  84   if (replace) {
  85     // XXX: do shit here whatever
  86   }
  87
  88   _style = style;
  89
  90   setBorderColor(_style->getBorderColor());
  91
  92   // if !replace, then adjust() will get called after the client is grabbed!
  93   if (replace) {
  94     // size/position everything
  95     adjustSize();
  96     adjustPosition();
  97   }
  98 }
  99
 100
 101 void OBFrame::focus()
 102 {
 103   otk::OtkWidget::focus();
 104   update();
 105 }
 106
 107
 108 void OBFrame::unfocus()
 109 {
 110   otk::OtkWidget::unfocus();
 111   update();
 112 }
 113
 114
 115 void OBFrame::adjust()
 116 {
 117   // the party all happens in adjustSize
 118 }
 119
 120
 121 void OBFrame::adjustSize()
 122 {
 123   // XXX: only if not overridden or something!!! MORE LOGIC HERE!!
 124   _decorations = _client->decorations();
 125
 126   // true/false for whether to show each element of the titlebar
 127   bool tit_i = false, tit_m = false, tit_s = false, tit_c = false;
 128   int width;   // the width of the client and its border
 129   int bwidth;  // width to make borders
 130   int cbwidth; // width of the inner client border
 131   int butsize=0; // width and height of the titlebar buttons
 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     butsize = _label.height() - 2;
 163     if (_decorations & OBClient::Decor_Iconify)
 164       _button_iconify.setGeometry(0, bevel + 1, butsize, butsize);
 165     if (_decorations & OBClient::Decor_Maximize)
 166       _button_max.setGeometry(0, bevel + 1, butsize, butsize);
 167     if (_decorations & OBClient::Decor_Sticky)
 168       _button_stick.setGeometry(0, bevel + 1, butsize, butsize);
 169     if (_decorations & OBClient::Decor_Close)
 170       _button_close.setGeometry(0, bevel + 1, butsize, butsize);
 171
 172     // separation between titlebar elements
 173     const int sep = bevel + 1;
 174
 175     std::string layout;
 176     if (!python_get_string("titlebar_layout", &layout))
 177       layout = "ILMC";
 178
 179     // this code ensures that the string only has one of each possible
 180     // letter, all of the letters are valid, and L exists somewhere in the
 181     // string!
 182     bool tit_l = false;
 183
 184     for (std::string::size_type i = 0; i < layout.size(); ++i) {
 185       switch (layout[i]) {
 186       case 'i':
 187       case 'I':
 188         if (!tit_i && (_decorations & OBClient::Decor_Iconify)) {
 189           tit_i = true;
 190           continue;
 191         }
 192         break;
 193       case 'l':
 194       case 'L':
 195         if (!tit_l) {
 196           tit_l = true;
 197           continue;
 198         }
 199         break;
 200       case 'm':
 201       case 'M':
 202         if (!tit_m && (_decorations & OBClient::Decor_Maximize)) {
 203           tit_m = true;
 204           continue;
 205         }
 206         break;
 207       case 's':
 208       case 'S':
 209         if (!tit_s && (_decorations & OBClient::Decor_Sticky)) {
 210           tit_s = true;
 211           continue;
 212         }
 213         break;
 214       case 'c':
 215       case 'C':
 216         if (!tit_c && (_decorations & OBClient::Decor_Close)) {
 217           tit_c = true;
 218           continue;
 219         }
 220         break;
 221       }
 222       // if we get here then we don't want the letter, kill it
 223       layout.erase(i--, 1);
 224     }
 225     if (!tit_l)
 226       layout.append(1, 'L');
 227
 228     // the size of the label. this ASSUMES the layout has only buttons other
 229     // that the ONE LABEL!!
 230     // adds an extra sep so that there's a space on either side of the
 231     // titlebar.. note: x = sep, below.
 232     int lwidth = width - sep * 2 -
 233       (butsize + sep) * (layout.size() - 1);
 234     // quick sanity check for really small windows. if this is needed, its
 235     // obviously not going to be displayed right...
 236     // XXX: maybe we should make this look better somehow? constraints?
 237     if (lwidth <= 0) lwidth = 1;
 238     _label.setWidth(lwidth);
 239
 240     int x = sep;
 241     for (std::string::size_type i = 0, len = layout.size(); i < len; ++i) {
 242       switch (layout[i]) {
 243       case 'i':
 244       case 'I':
 245         _button_iconify.move(x, _button_iconify.rect().y());
 246         x += _button_iconify.width();
 247         break;
 248       case 'l':
 249       case 'L':
 250         _label.move(x, _label.rect().y());
 251         x += _label.width();
 252         break;
 253       case 'm':
 254       case 'M':
 255         _button_max.move(x, _button_max.rect().y());
 256         x += _button_max.width();
 257         break;
 258       case 's':
 259       case 'S':
 260         _button_stick.move(x, _button_stick.rect().y());
 261         x += _button_stick.width();
 262         break;
 263       case 'c':
 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                            butsize * 2,
 284                            _handle.height());
 285     _grip_right.setGeometry(((_handle.rect().right() + 1) -
 286                              butsize * 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                             butsize * 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   // reparent the client to the frame
 405   XReparentWindow(otk::OBDisplay::display, _client->window(),
 406                   _plate.window(), 0, 0);
 407   /*
 408     When reparenting the client window, it is usually not mapped yet, since
 409     this occurs from a MapRequest. However, in the case where Openbox is
 410     starting up, the window is already mapped, so we'll see unmap events for
 411     it. There are 2 unmap events generated that we see, one with the 'event'
 412     member set the root window, and one set to the client, but both get handled
 413     and need to be ignored.
 414   */
 415   if (Openbox::instance->state() == Openbox::State_Starting)
 416     _client->ignore_unmaps += 2;
 417
 418   // select the event mask on the client's parent (to receive config req's)
 419   XSelectInput(otk::OBDisplay::display, _plate.window(),
 420                SubstructureRedirectMask);
 421
 422   // map the client so it maps when the frame does
 423   XMapWindow(otk::OBDisplay::display, _client->window());
 424
 425   adjustSize();
 426   adjustPosition();
 427 }
 428
 429
 430 void OBFrame::releaseClient()
 431 {
 432   // XXX: check for a reparent before reparenting?
 433
 434   // according to the ICCCM - if the client doesn't reparent to
 435   // root, then we have to do it for them
 436   XReparentWindow(otk::OBDisplay::display, _client->window(),
 437                   _screen->rootWindow(),
 438                   _client->area().x(), _client->area().y());
 439 }
 440
 441
 442 void OBFrame::clientGravity(int &x, int &y)
 443 {
 444   x = _client->area().x();
 445   y = _client->area().y();
 446
 447   // horizontal
 448   switch (_client->gravity()) {
 449   default:
 450   case NorthWestGravity:
 451   case SouthWestGravity:
 452   case WestGravity:
 453     break;
 454
 455   case NorthGravity:
 456   case SouthGravity:
 457   case CenterGravity:
 458     x -= (_size.left + _size.right) / 2;
 459     break;
 460
 461   case NorthEastGravity:
 462   case SouthEastGravity:
 463   case EastGravity:
 464     x -= _size.left + _size.right;
 465     break;
 466
 467   case ForgetGravity:
 468   case StaticGravity:
 469     x -= _size.left;
 470     break;
 471   }
 472
 473   // vertical
 474   switch (_client->gravity()) {
 475   default:
 476   case NorthWestGravity:
 477   case NorthEastGravity:
 478   case NorthGravity:
 479     break;
 480
 481   case CenterGravity:
 482   case EastGravity:
 483   case WestGravity:
 484     y -= (_size.top + _size.bottom) / 2;
 485     break;
 486
 487   case SouthWestGravity:
 488   case SouthEastGravity:
 489   case SouthGravity:
 490     y -= _size.top + _size.bottom;
 491     break;
 492
 493   case ForgetGravity:
 494   case StaticGravity:
 495     y -= _size.top;
 496     break;
 497   }
 498 }
 499
 500
 501 void OBFrame::frameGravity(int &x, int &y)
 502 {
 503   x = rect().x();
 504   y = rect().y();
 505
 506   // horizontal
 507   switch (_client->gravity()) {
 508   default:
 509   case NorthWestGravity:
 510   case WestGravity:
 511   case SouthWestGravity:
 512     break;
 513   case NorthGravity:
 514   case CenterGravity:
 515   case SouthGravity:
 516     x += (_size.left + _size.right) / 2;
 517     break;
 518   case NorthEastGravity:
 519   case EastGravity:
 520   case SouthEastGravity:
 521     x += _size.left + _size.right;
 522     break;
 523   case StaticGravity:
 524   case ForgetGravity:
 525     x += _size.left;
 526     break;
 527   }
 528
 529   // vertical
 530   switch (_client->gravity()) {
 531   default:
 532   case NorthWestGravity:
 533   case WestGravity:
 534   case SouthWestGravity:
 535     break;
 536   case NorthGravity:
 537   case CenterGravity:
 538   case SouthGravity:
 539     y += (_size.top + _size.bottom) / 2;
 540     break;
 541   case NorthEastGravity:
 542   case EastGravity:
 543   case SouthEastGravity:
 544     y += _size.top + _size.bottom;
 545     break;
 546   case StaticGravity:
 547   case ForgetGravity:
 548     y += _size.top;
 549     break;
 550   }
 551 }
 552
 553
 554 }