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   int butsize=0; // width and height of the titlebar buttons
 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     butsize = _label.height() - 2;
 166     if (_decorations & OBClient::Decor_Iconify)
 167       _button_iconify.setGeometry(0, bevel + 1, butsize, butsize);
 168     if (_decorations & OBClient::Decor_Maximize)
 169       _button_max.setGeometry(0, bevel + 1, butsize, butsize);
 170     if (_decorations & OBClient::Decor_Sticky)
 171       _button_stick.setGeometry(0, bevel + 1, butsize, butsize);
 172     if (_decorations & OBClient::Decor_Close)
 173       _button_close.setGeometry(0, bevel + 1, butsize, butsize);
 174
 175     // separation between titlebar elements
 176     const int sep = bevel + 1;
 177
 178     std::string layout;
 179     if (!python_get_string("titlebar_layout", &layout))
 180       layout = "ILMC";
 181
 182     // this code ensures that the string only has one of each possible
 183     // letter, all of the letters are valid, and L exists somewhere in the
 184     // string!
 185     bool tit_l = false;
 186
 187     for (std::string::size_type i = 0; i < layout.size(); ++i) {
 188       switch (layout[i]) {
 189       case 'i':
 190       case 'I':
 191         if (!tit_i && (_decorations & OBClient::Decor_Iconify)) {
 192           tit_i = true;
 193           continue;
 194         }
 195         break;
 196       case 'l':
 197       case 'L':
 198         if (!tit_l) {
 199           tit_l = true;
 200           continue;
 201         }
 202         break;
 203       case 'm':
 204       case 'M':
 205         if (!tit_m && (_decorations & OBClient::Decor_Maximize)) {
 206           tit_m = true;
 207           continue;
 208         }
 209         break;
 210       case 's':
 211       case 'S':
 212         if (!tit_s && (_decorations & OBClient::Decor_Sticky)) {
 213           tit_s = true;
 214           continue;
 215         }
 216         break;
 217       case 'c':
 218       case 'C':
 219         if (!tit_c && (_decorations & OBClient::Decor_Close)) {
 220           tit_c = true;
 221           continue;
 222         }
 223         break;
 224       }
 225       // if we get here then we don't want the letter, kill it
 226       layout.erase(i--, 1);
 227     }
 228     if (!tit_l)
 229       layout.append(1, 'L');
 230
 231     // the size of the label. this ASSUMES the layout has only buttons other
 232     // that the ONE LABEL!!
 233     // adds an extra sep so that there's a space on either side of the
 234     // titlebar.. note: x = sep, below.
 235     int lwidth = width - sep * 2 -
 236       (butsize + sep) * (layout.size() - 1);
 237     // quick sanity check for really small windows. if this is needed, its
 238     // obviously not going to be displayed right...
 239     // XXX: maybe we should make this look better somehow? constraints?
 240     if (lwidth <= 0) lwidth = 1;
 241     _label.setWidth(lwidth);
 242
 243     int x = sep;
 244     for (std::string::size_type i = 0, len = layout.size(); i < len; ++i) {
 245       switch (layout[i]) {
 246       case 'i':
 247       case 'I':
 248         _button_iconify.move(x, _button_iconify.rect().y());
 249         x += _button_iconify.width();
 250         break;
 251       case 'l':
 252       case 'L':
 253         _label.move(x, _label.rect().y());
 254         x += _label.width();
 255         break;
 256       case 'm':
 257       case 'M':
 258         _button_max.move(x, _button_max.rect().y());
 259         x += _button_max.width();
 260         break;
 261       case 's':
 262       case 'S':
 263         _button_stick.move(x, _button_stick.rect().y());
 264         x += _button_stick.width();
 265         break;
 266       case 'c':
 267       case 'C':
 268         _button_close.move(x, _button_close.rect().y());
 269         x += _button_close.width();
 270         break;
 271       default:
 272         assert(false); // the layout string is invalid!
 273       }
 274       x += sep;
 275     }
 276   }
 277
 278   if (_decorations & OBClient::Decor_Handle) {
 279     _handle.setGeometry(-bwidth,
 280                         _innersize.top + _client->area().height() + cbwidth,
 281                         width, _style->getHandleWidth());
 282     _grip_left.setGeometry(-bwidth,
 283                            -bwidth,
 284                            // XXX: get a Point class in otk and use that for
 285                            // the 'buttons size' since theyre all the same
 286                            butsize * 2,
 287                            _handle.height());
 288     _grip_right.setGeometry(((_handle.rect().right() + 1) -
 289                              butsize * 2),
 290                             -bwidth,
 291                             // XXX: get a Point class in otk and use that for
 292                             // the 'buttons size' since theyre all the same
 293                             butsize * 2,
 294                             _handle.height());
 295     _innersize.bottom += _handle.height() + bwidth;
 296   }
 297
 298
 299   // position/size all the windows
 300
 301   if (_client->shaded())
 302     resize(_innersize.left + _innersize.right + _client->area().width(),
 303            _titlebar.height());
 304   else
 305     resize(_innersize.left + _innersize.right + _client->area().width(),
 306            _innersize.top + _innersize.bottom + _client->area().height());
 307
 308   _plate.setGeometry(_innersize.left - cbwidth, _innersize.top - cbwidth,
 309                      _client->area().width(), _client->area().height());
 310
 311   // map/unmap all the windows
 312   if (_decorations & OBClient::Decor_Titlebar) {
 313     _label.show();
 314     if (tit_i)
 315       _button_iconify.show();
 316     else
 317       _button_iconify.hide();
 318     if (tit_m)
 319       _button_max.show();
 320     else
 321       _button_max.hide();
 322     if (tit_s)
 323       _button_stick.show();
 324     else
 325       _button_stick.hide();
 326     if (tit_c)
 327       _button_close.show();
 328     else
 329       _button_close.hide();
 330     _titlebar.show();
 331   } else {
 332     _titlebar.hide(true);
 333   }
 334
 335   if (_decorations & OBClient::Decor_Handle)
 336     _handle.show(true);
 337   else
 338     _handle.hide(true);
 339
 340   _size.left   = _innersize.left + bwidth;
 341   _size.right  = _innersize.right + bwidth;
 342   _size.top    = _innersize.top + bwidth;
 343   _size.bottom = _innersize.bottom + bwidth;
 344
 345   adjustShape();
 346
 347   update();
 348 }
 349
 350
 351 void OBFrame::adjustPosition()
 352 {
 353   int x, y;
 354   clientGravity(x, y);
 355   move(x, y);
 356 }
 357
 358
 359 void OBFrame::adjustShape()
 360 {
 361 #ifdef SHAPE
 362   int bwidth = (_decorations & OBClient::Decor_Border) ?
 363     _style->getBorderWidth() : 0;
 364
 365   if (!_client->shaped()) {
 366     // clear the shape on the frame window
 367     XShapeCombineMask(otk::OBDisplay::display, window(), ShapeBounding,
 368                       _innersize.left,
 369                       _innersize.top,
 370                       None, ShapeSet);
 371   } else {
 372     // make the frame's shape match the clients
 373     XShapeCombineShape(otk::OBDisplay::display, window(), ShapeBounding,
 374                        _innersize.left,
 375                        _innersize.top,
 376                        _client->window(), ShapeBounding, ShapeSet);
 377
 378     int num = 0;
 379     XRectangle xrect[2];
 380
 381     if (_decorations & OBClient::Decor_Titlebar) {
 382       xrect[0].x = _titlebar.rect().x();
 383       xrect[0].y = _titlebar.rect().y();
 384       xrect[0].width = _titlebar.width() + bwidth * 2; // XXX: this is useless once the widget handles borders!
 385       xrect[0].height = _titlebar.height() + bwidth * 2;
 386       ++num;
 387     }
 388
 389     if (_decorations & OBClient::Decor_Handle) {
 390       xrect[1].x = _handle.rect().x();
 391       xrect[1].y = _handle.rect().y();
 392       xrect[1].width = _handle.width() + bwidth * 2; // XXX: this is useless once the widget handles borders!
 393       xrect[1].height = _handle.height() + bwidth * 2;
 394       ++num;
 395     }
 396
 397     XShapeCombineRectangles(otk::OBDisplay::display, window(),
 398                             ShapeBounding, 0, 0, xrect, num,
 399                             ShapeUnion, Unsorted);
 400   }
 401 #endif // SHAPE
 402 }
 403
 404
 405 void OBFrame::grabClient()
 406 {
 407
 408   // reparent the client to the frame
 409   XReparentWindow(otk::OBDisplay::display, _client->window(),
 410                   _plate.window(), 0, 0);
 411   _client->ignore_unmaps++;
 412
 413   // select the event mask on the client's parent (to receive config req's)
 414   XSelectInput(otk::OBDisplay::display, _plate.window(),
 415                SubstructureRedirectMask);
 416
 417   // map the client so it maps when the frame does
 418   XMapWindow(otk::OBDisplay::display, _client->window());
 419
 420   adjustSize();
 421   adjustPosition();
 422 }
 423
 424
 425 void OBFrame::releaseClient(bool remap)
 426 {
 427   // check if the app has already reparented its window to the root window
 428   XEvent ev;
 429   if (XCheckTypedWindowEvent(otk::OBDisplay::display, _client->window(),
 430                              ReparentNotify, &ev)) {
 431     remap = true; // XXX: why do we remap the window if they already
 432                   // reparented to root?
 433   } else {
 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   // if we want to remap the window, do so now
 442   if (remap)
 443     XMapWindow(otk::OBDisplay::display, _client->window());
 444 }
 445
 446
 447 void OBFrame::clientGravity(int &x, int &y)
 448 {
 449   x = _client->area().x();
 450   y = _client->area().y();
 451
 452   // horizontal
 453   switch (_client->gravity()) {
 454   default:
 455   case NorthWestGravity:
 456   case SouthWestGravity:
 457   case WestGravity:
 458     break;
 459
 460   case NorthGravity:
 461   case SouthGravity:
 462   case CenterGravity:
 463     x -= (_size.left + _size.right) / 2;
 464     break;
 465
 466   case NorthEastGravity:
 467   case SouthEastGravity:
 468   case EastGravity:
 469     x -= _size.left + _size.right;
 470     break;
 471
 472   case ForgetGravity:
 473   case StaticGravity:
 474     x -= _size.left;
 475     break;
 476   }
 477
 478   // vertical
 479   switch (_client->gravity()) {
 480   default:
 481   case NorthWestGravity:
 482   case NorthEastGravity:
 483   case NorthGravity:
 484     break;
 485
 486   case CenterGravity:
 487   case EastGravity:
 488   case WestGravity:
 489     y -= (_size.top + _size.bottom) / 2;
 490     break;
 491
 492   case SouthWestGravity:
 493   case SouthEastGravity:
 494   case SouthGravity:
 495     y -= _size.top + _size.bottom;
 496     break;
 497
 498   case ForgetGravity:
 499   case StaticGravity:
 500     y -= _size.top;
 501     break;
 502   }
 503 }
 504
 505
 506 void OBFrame::frameGravity(int &x, int &y)
 507 {
 508   x = rect().x();
 509   y = rect().y();
 510
 511   // horizontal
 512   switch (_client->gravity()) {
 513   default:
 514   case NorthWestGravity:
 515   case WestGravity:
 516   case SouthWestGravity:
 517     break;
 518   case NorthGravity:
 519   case CenterGravity:
 520   case SouthGravity:
 521     x += (_size.left + _size.right) / 2;
 522     break;
 523   case NorthEastGravity:
 524   case EastGravity:
 525   case SouthEastGravity:
 526     x += _size.left + _size.right;
 527     break;
 528   case StaticGravity:
 529   case ForgetGravity:
 530     x += _size.left;
 531     break;
 532   }
 533
 534   // vertical
 535   switch (_client->gravity()) {
 536   default:
 537   case NorthWestGravity:
 538   case WestGravity:
 539   case SouthWestGravity:
 540     break;
 541   case NorthGravity:
 542   case CenterGravity:
 543   case SouthGravity:
 544     y += (_size.top + _size.bottom) / 2;
 545     break;
 546   case NorthEastGravity:
 547   case EastGravity:
 548   case SouthEastGravity:
 549     y += _size.top + _size.bottom;
 550     break;
 551   case StaticGravity:
 552   case ForgetGravity:
 553     y += _size.top;
 554     break;
 555   }
 556 }
 557
 558
 559 }