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   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 }
 109
 110
 111 void OBFrame::unfocus()
 112 {
 113   otk::OtkWidget::unfocus();
 114   update();
 115 }
 116
 117
 118 void OBFrame::adjust()
 119 {
 120   // the party all happens in adjustSize
 121 }
 122
 123
 124 void OBFrame::adjustSize()
 125 {
 126   // XXX: only if not overridden or something!!! MORE LOGIC HERE!!
 127   _decorations = _client->decorations();
 128
 129   // true/false for whether to show each element of the titlebar
 130   bool tit_i = false, tit_m = false, tit_s = false, tit_c = false;
 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;
 185     if (!python_get_string("titlebar_layout", &layout))
 186       layout = "ILMC";
 187
 188     // this code ensures that the string only has one of each possible
 189     // letter, all of the letters are valid, and L exists somewhere in the
 190     // string!
 191     bool tit_l = false;
 192
 193     for (std::string::size_type i = 0; i < layout.size(); ++i) {
 194       switch(layout[i]) {
 195       case 'i':
 196       case 'I':
 197         if (!tit_i && (_decorations & OBClient::Decor_Iconify)) {
 198           tit_i = true;
 199           continue;
 200         }
 201       case 'l':
 202       case 'L':
 203         if (!tit_l) {
 204           tit_l = true;
 205           continue;
 206         }
 207       case 'm':
 208       case 'M':
 209         if (!tit_m && (_decorations & OBClient::Decor_Maximize)) {
 210           tit_m = true;
 211           continue;
 212         }
 213       case 's':
 214       case 'S':
 215         if (!tit_s && (_decorations & OBClient::Decor_Sticky)) {
 216           tit_s = true;
 217           continue;
 218         }
 219       case 'c':
 220       case 'C':
 221         if (!tit_c && (_decorations & OBClient::Decor_Close)) {
 222           tit_c = true;
 223           continue;
 224         }
 225       }
 226       // if we get here then we don't want the letter, kill it
 227       layout.erase(i--, 1);
 228     }
 229     if (!tit_l)
 230       layout += 'L';
 231
 232     // the size of the label. this ASSUMES the layout has only buttons other
 233     // that the ONE LABEL!!
 234     // adds an extra sep so that there's a space on either side of the
 235     // titlebar.. note: x = sep, below.
 236     int lwidth = width - sep * 2 -
 237       (_button_iconify.width() + sep) * (layout.size() - 1);
 238     // quick sanity check for really small windows. if this is needed, its
 239     // obviously not going to be displayed right...
 240     // XXX: maybe we should make this look better somehow? constraints?
 241     if (lwidth <= 0) lwidth = 1;
 242     _label.setWidth(lwidth);
 243
 244     int x = sep;
 245     for (int i = 0, len = layout.size(); i < len; ++i) {
 246       switch (layout[i]) {
 247       case 'I':
 248         _button_iconify.move(x, _button_iconify.rect().y());
 249         x += _button_iconify.width();
 250         break;
 251       case 'L':
 252         _label.move(x, _label.rect().y());
 253         x += _label.width();
 254         break;
 255       case 'M':
 256         _button_max.move(x, _button_max.rect().y());
 257         x += _button_max.width();
 258         break;
 259       case 'S':
 260         _button_stick.move(x, _button_stick.rect().y());
 261         x += _button_stick.width();
 262         break;
 263       case 'C':
 264         _button_close.move(x, _button_close.rect().y());
 265         x += _button_close.width();
 266         break;
 267       default:
 268         assert(false); // the layout string is invalid!
 269       }
 270       x += sep;
 271     }
 272   }
 273
 274   if (_decorations & OBClient::Decor_Handle) {
 275     _handle.setGeometry(-bwidth,
 276                         _innersize.top + _client->area().height() + cbwidth,
 277                         width, _style->getHandleWidth());
 278     _grip_left.setGeometry(-bwidth,
 279                            -bwidth,
 280                            // XXX: get a Point class in otk and use that for
 281                            // the 'buttons size' since theyre all the same
 282                            _button_iconify.width() * 2,
 283                            _handle.height());
 284     _grip_right.setGeometry(((_handle.rect().right() + 1) -
 285                              _button_iconify.width() * 2),
 286                             -bwidth,
 287                             // XXX: get a Point class in otk and use that for
 288                             // the 'buttons size' since theyre all the same
 289                             _button_iconify.width() * 2,
 290                             _handle.height());
 291     _innersize.bottom += _handle.height() + bwidth;
 292   }
 293
 294
 295   // position/size all the windows
 296
 297   if (_client->shaded())
 298     resize(_innersize.left + _innersize.right + _client->area().width(),
 299            _titlebar.height());
 300   else
 301     resize(_innersize.left + _innersize.right + _client->area().width(),
 302            _innersize.top + _innersize.bottom + _client->area().height());
 303
 304   _plate.setGeometry(_innersize.left - cbwidth, _innersize.top - cbwidth,
 305                      _client->area().width(), _client->area().height());
 306
 307   // map/unmap all the windows
 308   if (_decorations & OBClient::Decor_Titlebar) {
 309     _label.show();
 310     if (tit_i)
 311       _button_iconify.show();
 312     else
 313       _button_iconify.hide();
 314     if (tit_m)
 315       _button_max.show();
 316     else
 317       _button_max.hide();
 318     if (tit_s)
 319       _button_stick.show();
 320     else
 321       _button_stick.hide();
 322     if (tit_c)
 323       _button_close.show();
 324     else
 325       _button_close.hide();
 326     _titlebar.show();
 327   } else {
 328     _titlebar.hide(true);
 329   }
 330
 331   if (_decorations & OBClient::Decor_Handle)
 332     _handle.show(true);
 333   else
 334     _handle.hide(true);
 335
 336   _size.left   = _innersize.left + bwidth;
 337   _size.right  = _innersize.right + bwidth;
 338   _size.top    = _innersize.top + bwidth;
 339   _size.bottom = _innersize.bottom + bwidth;
 340
 341   adjustShape();
 342
 343   update();
 344 }
 345
 346
 347 void OBFrame::adjustPosition()
 348 {
 349   int x, y;
 350   clientGravity(x, y);
 351   move(x, y);
 352 }
 353
 354
 355 void OBFrame::adjustShape()
 356 {
 357 #ifdef SHAPE
 358   int bwidth = (_decorations & OBClient::Decor_Border) ?
 359     _style->getBorderWidth() : 0;
 360
 361   if (!_client->shaped()) {
 362     // clear the shape on the frame window
 363     XShapeCombineMask(otk::OBDisplay::display, window(), ShapeBounding,
 364                       _innersize.left,
 365                       _innersize.top,
 366                       None, ShapeSet);
 367   } else {
 368     // make the frame's shape match the clients
 369     XShapeCombineShape(otk::OBDisplay::display, window(), ShapeBounding,
 370                        _innersize.left,
 371                        _innersize.top,
 372                        _client->window(), ShapeBounding, ShapeSet);
 373
 374     int num = 0;
 375     XRectangle xrect[2];
 376
 377     if (_decorations & OBClient::Decor_Titlebar) {
 378       xrect[0].x = _titlebar.rect().x();
 379       xrect[0].y = _titlebar.rect().y();
 380       xrect[0].width = _titlebar.width() + bwidth * 2; // XXX: this is useless once the widget handles borders!
 381       xrect[0].height = _titlebar.height() + bwidth * 2;
 382       ++num;
 383     }
 384
 385     if (_decorations & OBClient::Decor_Handle) {
 386       xrect[1].x = _handle.rect().x();
 387       xrect[1].y = _handle.rect().y();
 388       xrect[1].width = _handle.width() + bwidth * 2; // XXX: this is useless once the widget handles borders!
 389       xrect[1].height = _handle.height() + bwidth * 2;
 390       ++num;
 391     }
 392
 393     XShapeCombineRectangles(otk::OBDisplay::display, window(),
 394                             ShapeBounding, 0, 0, xrect, num,
 395                             ShapeUnion, Unsorted);
 396   }
 397 #endif // SHAPE
 398 }
 399
 400
 401 void OBFrame::grabClient()
 402 {
 403
 404   // reparent the client to the frame
 405   XReparentWindow(otk::OBDisplay::display, _client->window(),
 406                   _plate.window(), 0, 0);
 407   _client->ignore_unmaps++;
 408
 409   // select the event mask on the client's parent (to receive config req's)
 410   XSelectInput(otk::OBDisplay::display, _plate.window(),
 411                SubstructureRedirectMask);
 412
 413   // map the client so it maps when the frame does
 414   XMapWindow(otk::OBDisplay::display, _client->window());
 415
 416   adjustSize();
 417   adjustPosition();
 418 }
 419
 420
 421 void OBFrame::releaseClient(bool remap)
 422 {
 423   // check if the app has already reparented its window to the root window
 424   XEvent ev;
 425   if (XCheckTypedWindowEvent(otk::OBDisplay::display, _client->window(),
 426                              ReparentNotify, &ev)) {
 427     remap = true; // XXX: why do we remap the window if they already
 428                   // reparented to root?
 429   } else {
 430     // according to the ICCCM - if the client doesn't reparent to
 431     // root, then we have to do it for them
 432     XReparentWindow(otk::OBDisplay::display, _client->window(),
 433                     _screen->rootWindow(),
 434                     _client->area().x(), _client->area().y());
 435   }
 436
 437   // if we want to remap the window, do so now
 438   if (remap)
 439     XMapWindow(otk::OBDisplay::display, _client->window());
 440 }
 441
 442
 443 void OBFrame::clientGravity(int &x, int &y)
 444 {
 445   x = _client->area().x();
 446   y = _client->area().y();
 447
 448   // horizontal
 449   switch (_client->gravity()) {
 450   default:
 451   case NorthWestGravity:
 452   case SouthWestGravity:
 453   case WestGravity:
 454     break;
 455
 456   case NorthGravity:
 457   case SouthGravity:
 458   case CenterGravity:
 459     x -= (_size.left + _size.right) / 2;
 460     break;
 461
 462   case NorthEastGravity:
 463   case SouthEastGravity:
 464   case EastGravity:
 465     x -= _size.left + _size.right;
 466     break;
 467
 468   case ForgetGravity:
 469   case StaticGravity:
 470     x -= _size.left;
 471     break;
 472   }
 473
 474   // vertical
 475   switch (_client->gravity()) {
 476   default:
 477   case NorthWestGravity:
 478   case NorthEastGravity:
 479   case NorthGravity:
 480     break;
 481
 482   case CenterGravity:
 483   case EastGravity:
 484   case WestGravity:
 485     y -= (_size.top + _size.bottom) / 2;
 486     break;
 487
 488   case SouthWestGravity:
 489   case SouthEastGravity:
 490   case SouthGravity:
 491     y -= _size.top + _size.bottom;
 492     break;
 493
 494   case ForgetGravity:
 495   case StaticGravity:
 496     y -= _size.top;
 497     break;
 498   }
 499 }
 500
 501
 502 void OBFrame::frameGravity(int &x, int &y)
 503 {
 504   x = rect().x();
 505   y = rect().y();
 506
 507   // horizontal
 508   switch (_client->gravity()) {
 509   default:
 510   case NorthWestGravity:
 511   case WestGravity:
 512   case SouthWestGravity:
 513     break;
 514   case NorthGravity:
 515   case CenterGravity:
 516   case SouthGravity:
 517     x += (_size.left + _size.right) / 2;
 518     break;
 519   case NorthEastGravity:
 520   case EastGravity:
 521   case SouthEastGravity:
 522     x += _size.left + _size.right;
 523     break;
 524   case StaticGravity:
 525   case ForgetGravity:
 526     x += _size.left;
 527     break;
 528   }
 529
 530   // vertical
 531   switch (_client->gravity()) {
 532   default:
 533   case NorthWestGravity:
 534   case WestGravity:
 535   case SouthWestGravity:
 536     break;
 537   case NorthGravity:
 538   case CenterGravity:
 539   case SouthGravity:
 540     y += (_size.top + _size.bottom) / 2;
 541     break;
 542   case NorthEastGravity:
 543   case EastGravity:
 544   case SouthEastGravity:
 545     y += _size.top + _size.bottom;
 546     break;
 547   case StaticGravity:
 548   case ForgetGravity:
 549     y += _size.top;
 550     break;
 551   }
 552 }
 553
 554
 555 }