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   // true/false for whether to show each element of the titlebar
 132   bool tit_i = false, tit_m = false, tit_s = false, tit_c = false;
 133   int width;   // the width of the client and its border
 134   int bwidth;  // width to make borders
 135   int cbwidth; // width of the inner client border
 136   const int bevel = _style->getBevelWidth();
 137
 138   if (_decorations & OBClient::Decor_Border) {
 139     bwidth = _style->getBorderWidth();
 140     cbwidth = _style->getFrameWidth();
 141   } else
 142     bwidth = cbwidth = 0;
 143   _innersize.left = _innersize.top = _innersize.bottom = _innersize.right =
 144     cbwidth;
 145   width = _client->area().width() + cbwidth * 2;
 146
 147   _plate.setBorderWidth(cbwidth);
 148
 149   setBorderWidth(bwidth);
 150   _titlebar.setBorderWidth(bwidth);
 151   _grip_left.setBorderWidth(bwidth);
 152   _grip_right.setBorderWidth(bwidth);
 153   _handle.setBorderWidth(bwidth);
 154
 155   if (_decorations & OBClient::Decor_Titlebar) {
 156     // set the titlebar size
 157     _titlebar.setGeometry(-bwidth,
 158                           -bwidth,
 159                           width,
 160                           _style->getFont()->height() + bevel * 2);
 161     _innersize.top += _titlebar.height() + bwidth;
 162
 163     // set the label size
 164     _label.setGeometry(0, bevel, width, _style->getFont()->height());
 165     // set the buttons sizes
 166     if (_decorations & OBClient::Decor_Iconify)
 167       _button_iconify.setGeometry(0, bevel + 1,
 168                                   _label.height() - 2,
 169                                   _label.height() - 2);
 170     if (_decorations & OBClient::Decor_Maximize)
 171       _button_max.setGeometry(0, bevel + 1,
 172                               _label.height() - 2,
 173                               _label.height() - 2);
 174     if (_decorations & OBClient::Decor_Sticky)
 175       _button_stick.setGeometry(0, bevel + 1,
 176                                 _label.height() - 2,
 177                                 _label.height() - 2);
 178     if (_decorations & OBClient::Decor_Close)
 179       _button_close.setGeometry(0, bevel + 1,
 180                                 _label.height() - 2,
 181                                 _label.height() - 2);
 182
 183     // separation between titlebar elements
 184     const int sep = bevel + 1;
 185
 186     std::string layout;
 187     if (!python_get_string("titlebar_layout", &layout))
 188       layout = "ILMC";
 189
 190     // this code ensures that the string only has one of each possible
 191     // letter, all of the letters are valid, and L exists somewhere in the
 192     // string!
 193     bool tit_l = false;
 194
 195     for (std::string::size_type i = 0; i < layout.size(); ++i) {
 196       switch(layout[i]) {
 197       case 'i':
 198       case 'I':
 199         if (!tit_i && (_decorations & OBClient::Decor_Iconify)) {
 200           tit_i = true;
 201           continue;
 202         }
 203       case 'l':
 204       case 'L':
 205         if (!tit_l) {
 206           tit_l = true;
 207           continue;
 208         }
 209       case 'm':
 210       case 'M':
 211         if (!tit_m && (_decorations & OBClient::Decor_Maximize)) {
 212           tit_m = true;
 213           continue;
 214         }
 215       case 's':
 216       case 'S':
 217         if (!tit_s && (_decorations & OBClient::Decor_Sticky)) {
 218           tit_s = true;
 219           continue;
 220         }
 221       case 'c':
 222       case 'C':
 223         if (!tit_c && (_decorations & OBClient::Decor_Close)) {
 224           tit_c = true;
 225           continue;
 226         }
 227       }
 228       // if we get here then we don't want the letter, kill it
 229       layout.erase(i--, 1);
 230     }
 231     if (!tit_l)
 232       layout += 'L';
 233
 234     // the size of the label. this ASSUMES the layout has only buttons other
 235     // that the ONE LABEL!!
 236     // adds an extra sep so that there's a space on either side of the
 237     // titlebar.. note: x = sep, below.
 238     int lwidth = width - sep * 2 -
 239       (_button_iconify.width() + sep) * (layout.size() - 1);
 240     // quick sanity check for really small windows. if this is needed, its
 241     // obviously not going to be displayed right...
 242     // XXX: maybe we should make this look better somehow? constraints?
 243     if (lwidth <= 0) lwidth = 1;
 244     _label.setWidth(lwidth);
 245
 246     int x = sep;
 247     for (int i = 0, len = layout.size(); i < len; ++i) {
 248       switch (layout[i]) {
 249       case 'I':
 250         _button_iconify.move(x, _button_iconify.rect().y());
 251         x += _button_iconify.width();
 252         break;
 253       case 'L':
 254         _label.move(x, _label.rect().y());
 255         x += _label.width();
 256         break;
 257       case 'M':
 258         _button_max.move(x, _button_max.rect().y());
 259         x += _button_max.width();
 260         break;
 261       case 'S':
 262         _button_stick.move(x, _button_stick.rect().y());
 263         x += _button_stick.width();
 264         break;
 265       case 'C':
 266         _button_close.move(x, _button_close.rect().y());
 267         x += _button_close.width();
 268         break;
 269       default:
 270         assert(false); // the layout string is invalid!
 271       }
 272       x += sep;
 273     }
 274   }
 275
 276   if (_decorations & OBClient::Decor_Handle) {
 277     _handle.setGeometry(-bwidth,
 278                         _innersize.top + _client->area().height() + cbwidth,
 279                         width, _style->getHandleWidth());
 280     _grip_left.setGeometry(-bwidth,
 281                            -bwidth,
 282                            // XXX: get a Point class in otk and use that for
 283                            // the 'buttons size' since theyre all the same
 284                            _button_iconify.width() * 2,
 285                            _handle.height());
 286     _grip_right.setGeometry(((_handle.rect().right() + 1) -
 287                              _button_iconify.width() * 2),
 288                             -bwidth,
 289                             // XXX: get a Point class in otk and use that for
 290                             // the 'buttons size' since theyre all the same
 291                             _button_iconify.width() * 2,
 292                             _handle.height());
 293     _innersize.bottom += _handle.height() + bwidth;
 294   }
 295
 296
 297   // position/size all the windows
 298
 299   resize(_innersize.left + _innersize.right + _client->area().width(),
 300          _innersize.top + _innersize.bottom + _client->area().height());
 301
 302   _plate.setGeometry(_innersize.left - cbwidth, _innersize.top - cbwidth,
 303                      _client->area().width(), _client->area().height());
 304
 305   // map/unmap all the windows
 306   if (_decorations & OBClient::Decor_Titlebar) {
 307     _label.show();
 308     if (tit_i)
 309       _button_iconify.show();
 310     else
 311       _button_iconify.hide();
 312     if (tit_m)
 313       _button_max.show();
 314     else
 315       _button_max.hide();
 316     if (tit_s)
 317       _button_stick.show();
 318     else
 319       _button_stick.hide();
 320     if (tit_c)
 321       _button_close.show();
 322     else
 323       _button_close.hide();
 324     _titlebar.show();
 325   } else {
 326     _titlebar.hide(true);
 327   }
 328
 329   if (_decorations & OBClient::Decor_Handle)
 330     _handle.show(true);
 331   else
 332     _handle.hide(true);
 333
 334   _size.left   = _innersize.left + bwidth;
 335   _size.right  = _innersize.right + bwidth;
 336   _size.top    = _innersize.top + bwidth;
 337   _size.bottom = _innersize.bottom + bwidth;
 338
 339   adjustShape();
 340
 341   update();
 342 }
 343
 344
 345 void OBFrame::adjustPosition()
 346 {
 347   int x, y;
 348   clientGravity(x, y);
 349   move(x, y);
 350 }
 351
 352
 353 void OBFrame::adjustShape()
 354 {
 355 #ifdef SHAPE
 356   int bwidth = (_decorations & OBClient::Decor_Border) ?
 357     _style->getBorderWidth() : 0;
 358
 359   if (!_client->shaped()) {
 360     // clear the shape on the frame window
 361     XShapeCombineMask(otk::OBDisplay::display, window(), ShapeBounding,
 362                       _innersize.left,
 363                       _innersize.top,
 364                       None, ShapeSet);
 365   } else {
 366     // make the frame's shape match the clients
 367     XShapeCombineShape(otk::OBDisplay::display, window(), ShapeBounding,
 368                        _innersize.left,
 369                        _innersize.top,
 370                        _client->window(), ShapeBounding, ShapeSet);
 371
 372     int num = 0;
 373     XRectangle xrect[2];
 374
 375     if (_decorations & OBClient::Decor_Titlebar) {
 376       xrect[0].x = _titlebar.rect().x();
 377       xrect[0].y = _titlebar.rect().y();
 378       xrect[0].width = _titlebar.width() + bwidth * 2; // XXX: this is useless once the widget handles borders!
 379       xrect[0].height = _titlebar.height() + bwidth * 2;
 380       ++num;
 381     }
 382
 383     if (_decorations & OBClient::Decor_Handle) {
 384       xrect[1].x = _handle.rect().x();
 385       xrect[1].y = _handle.rect().y();
 386       xrect[1].width = _handle.width() + bwidth * 2; // XXX: this is useless once the widget handles borders!
 387       xrect[1].height = _handle.height() + bwidth * 2;
 388       ++num;
 389     }
 390
 391     XShapeCombineRectangles(otk::OBDisplay::display, window(),
 392                             ShapeBounding, 0, 0, xrect, num,
 393                             ShapeUnion, Unsorted);
 394   }
 395 #endif // SHAPE
 396 }
 397
 398
 399 void OBFrame::grabClient()
 400 {
 401
 402   // reparent the client to the frame
 403   XReparentWindow(otk::OBDisplay::display, _client->window(),
 404                   _plate.window(), 0, 0);
 405   _client->ignore_unmaps++;
 406
 407   // select the event mask on the client's parent (to receive config req's)
 408   XSelectInput(otk::OBDisplay::display, _plate.window(),
 409                SubstructureRedirectMask);
 410
 411   // map the client so it maps when the frame does
 412   XMapWindow(otk::OBDisplay::display, _client->window());
 413
 414   adjustSize();
 415   adjustPosition();
 416 }
 417
 418
 419 void OBFrame::releaseClient(bool remap)
 420 {
 421   // check if the app has already reparented its window to the root window
 422   XEvent ev;
 423   if (XCheckTypedWindowEvent(otk::OBDisplay::display, _client->window(),
 424                              ReparentNotify, &ev)) {
 425     remap = true; // XXX: why do we remap the window if they already
 426                   // reparented to root?
 427   } else {
 428     // according to the ICCCM - if the client doesn't reparent to
 429     // root, then we have to do it for them
 430     XReparentWindow(otk::OBDisplay::display, _client->window(),
 431                     _screen->rootWindow(),
 432                     _client->area().x(), _client->area().y());
 433   }
 434
 435   // if we want to remap the window, do so now
 436   if (remap)
 437     XMapWindow(otk::OBDisplay::display, _client->window());
 438 }
 439
 440
 441 void OBFrame::clientGravity(int &x, int &y)
 442 {
 443   x = _client->area().x();
 444   y = _client->area().y();
 445
 446   // horizontal
 447   switch (_client->gravity()) {
 448   default:
 449   case NorthWestGravity:
 450   case SouthWestGravity:
 451   case WestGravity:
 452     break;
 453
 454   case NorthGravity:
 455   case SouthGravity:
 456   case CenterGravity:
 457     x -= (_size.left + _size.right) / 2;
 458     break;
 459
 460   case NorthEastGravity:
 461   case SouthEastGravity:
 462   case EastGravity:
 463     x -= _size.left + _size.right;
 464     break;
 465
 466   case ForgetGravity:
 467   case StaticGravity:
 468     x -= _size.left;
 469     break;
 470   }
 471
 472   // vertical
 473   switch (_client->gravity()) {
 474   default:
 475   case NorthWestGravity:
 476   case NorthEastGravity:
 477   case NorthGravity:
 478     break;
 479
 480   case CenterGravity:
 481   case EastGravity:
 482   case WestGravity:
 483     y -= (_size.top + _size.bottom) / 2;
 484     break;
 485
 486   case SouthWestGravity:
 487   case SouthEastGravity:
 488   case SouthGravity:
 489     y -= _size.top + _size.bottom;
 490     break;
 491
 492   case ForgetGravity:
 493   case StaticGravity:
 494     y -= _size.top;
 495     break;
 496   }
 497 }
 498
 499
 500 void OBFrame::frameGravity(int &x, int &y)
 501 {
 502   x = rect().x();
 503   y = rect().y();
 504
 505   // horizontal
 506   switch (_client->gravity()) {
 507   default:
 508   case NorthWestGravity:
 509   case WestGravity:
 510   case SouthWestGravity:
 511     break;
 512   case NorthGravity:
 513   case CenterGravity:
 514   case SouthGravity:
 515     x += (_size.left + _size.right) / 2;
 516     break;
 517   case NorthEastGravity:
 518   case EastGravity:
 519   case SouthEastGravity:
 520     x += _size.left + _size.right;
 521     break;
 522   case StaticGravity:
 523   case ForgetGravity:
 524     x += _size.left;
 525     break;
 526   }
 527
 528   // vertical
 529   switch (_client->gravity()) {
 530   default:
 531   case NorthWestGravity:
 532   case WestGravity:
 533   case SouthWestGravity:
 534     break;
 535   case NorthGravity:
 536   case CenterGravity:
 537   case SouthGravity:
 538     y += (_size.top + _size.bottom) / 2;
 539     break;
 540   case NorthEastGravity:
 541   case EastGravity:
 542   case SouthEastGravity:
 543     y += _size.top + _size.bottom;
 544     break;
 545   case StaticGravity:
 546   case ForgetGravity:
 547     y += _size.top;
 548     break;
 549   }
 550 }
 551
 552
 553 }