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 "otk/display.hh"
  17
  18 #include <string>
  19
  20 namespace ob {
  21
  22 const long OBFrame::event_mask;
  23
  24 OBFrame::OBFrame(OBClient *client, otk::Style *style)
  25   : otk::OtkWidget(Openbox::instance, style),
  26     OBWidget(Type_Frame),
  27     _client(client),
  28     _screen(otk::OBDisplay::screenInfo(client->screen())),
  29     _plate(this, OBWidget::Type_Plate),
  30     _titlebar(this, OBWidget::Type_Titlebar),
  31     _button_close(&_titlebar, OBWidget::Type_CloseButton),
  32     _button_iconify(&_titlebar, OBWidget::Type_IconifyButton),
  33     _button_max(&_titlebar, OBWidget::Type_MaximizeButton),
  34     _button_stick(&_titlebar, OBWidget::Type_StickyButton),
  35     _label(&_titlebar, OBWidget::Type_Label),
  36     _handle(this, OBWidget::Type_Handle),
  37     _grip_left(&_handle, OBWidget::Type_LeftGrip),
  38     _grip_right(&_handle, OBWidget::Type_RightGrip),
  39     _decorations(client->decorations())
  40 {
  41   assert(client);
  42   assert(style);
  43
  44   XSelectInput(otk::OBDisplay::display, window(), OBFrame::event_mask);
  45
  46   _grip_left.setCursor(Openbox::instance->cursors().ll_angle);
  47   _grip_right.setCursor(Openbox::instance->cursors().lr_angle);
  48
  49   _label.setText(_client->title());
  50
  51   _style = 0;
  52   setStyle(style);
  53
  54   otk::OtkWidget::unfocus(); // stuff starts out appearing focused in otk
  55
  56   _plate.show(); // the other stuff is shown based on decor settings
  57
  58   grabClient();
  59
  60   grabButtons(true);
  61 }
  62
  63
  64 OBFrame::~OBFrame()
  65 {
  66   grabButtons(false);
  67   releaseClient(false);
  68 }
  69
  70
  71 void OBFrame::grabButtons(bool grab)
  72 {
  73   if (grab) {
  74     // grab simple button clicks on the client, but pass them through too
  75     otk::OBDisplay::grabButton(Button1, 0, _plate.window(), true,
  76                                ButtonPressMask, GrabModeSync, GrabModeSync,
  77                                _plate.window(), None, false);
  78     otk::OBDisplay::grabButton(Button2, 0, _plate.window(), true,
  79                                ButtonPressMask, GrabModeSync, GrabModeSync,
  80                                _plate.window(), None, false);
  81     otk::OBDisplay::grabButton(Button3, 0, _plate.window(), true,
  82                                ButtonPressMask, GrabModeSync, GrabModeSync,
  83                                _plate.window(), None, false);
  84     otk::OBDisplay::grabButton(Button4, 0, _plate.window(), true,
  85                                ButtonPressMask, GrabModeSync, GrabModeSync,
  86                                _plate.window(), None, false);
  87     otk::OBDisplay::grabButton(Button5, 0, _plate.window(), true,
  88                                ButtonPressMask, GrabModeSync, GrabModeSync,
  89                                _plate.window(), None, false);
  90   } else {
  91   }
  92
  93   // grab any requested buttons on the entire frame
  94   if (grab) {
  95
  96     otk::OBDisplay::grabButton(Button1, 0, _plate.window(), true,
  97                                ButtonPressMask, GrabModeSync, GrabModeSync,
  98                                _plate.window(), None, false);
  99   } else {
 100   }
 101 }
 102
 103
 104 void OBFrame::setTitle(const std::string &text)
 105 {
 106   _label.setText(text);
 107   _label.update();
 108 }
 109
 110
 111 void OBFrame::setStyle(otk::Style *style)
 112 {
 113   assert(style);
 114
 115   otk::OtkWidget::setStyle(style);
 116
 117   // if a style was previously set, then 'replace' is true, cause we're
 118   // replacing a style
 119   bool replace = (_style);
 120
 121   if (replace) {
 122     // XXX: do shit here whatever
 123   }
 124
 125   _style = style;
 126
 127   setBorderColor(_style->getBorderColor());
 128
 129   // if !replace, then adjust() will get called after the client is grabbed!
 130   if (replace) {
 131     // size/position everything
 132     adjustSize();
 133     adjustPosition();
 134   }
 135 }
 136
 137
 138 void OBFrame::focus()
 139 {
 140   otk::OtkWidget::focus();
 141   update();
 142   _handle.update();
 143 }
 144
 145
 146 void OBFrame::unfocus()
 147 {
 148   otk::OtkWidget::unfocus();
 149   update();
 150 }
 151
 152
 153 void OBFrame::adjust()
 154 {
 155   // the party all happens in adjustSize
 156 }
 157
 158
 159 void OBFrame::adjustSize()
 160 {
 161   // XXX: only if not overridden or something!!! MORE LOGIC HERE!!
 162   _decorations = _client->decorations();
 163   _decorations = 0xffffffff;
 164
 165   int width;   // the width of the client and its border
 166   int bwidth;  // width to make borders
 167   int cbwidth; // width of the inner client border
 168   const int bevel = _style->getBevelWidth();
 169
 170   if (_decorations & OBClient::Decor_Border) {
 171     bwidth = _style->getBorderWidth();
 172     cbwidth = _style->getFrameWidth();
 173   } else
 174     bwidth = cbwidth = 0;
 175   _innersize.left = _innersize.top = _innersize.bottom = _innersize.right =
 176     cbwidth;
 177   width = _client->area().width() + cbwidth * 2;
 178
 179   _plate.setBorderWidth(cbwidth);
 180
 181   setBorderWidth(bwidth);
 182   _titlebar.setBorderWidth(bwidth);
 183   _grip_left.setBorderWidth(bwidth);
 184   _grip_right.setBorderWidth(bwidth);
 185   _handle.setBorderWidth(bwidth);
 186
 187   if (_decorations & OBClient::Decor_Titlebar) {
 188     // set the titlebar size
 189     _titlebar.setGeometry(-bwidth,
 190                           -bwidth,
 191                           width,
 192                           _style->getFont()->height() + bevel * 2);
 193     _innersize.top += _titlebar.height() + bwidth;
 194
 195     // set the label size
 196     _label.setGeometry(0, bevel, width, _style->getFont()->height());
 197     // set the buttons sizes
 198     if (_decorations & OBClient::Decor_Iconify)
 199       _button_iconify.setGeometry(0, bevel + 1,
 200                                   _label.height() - 2,
 201                                   _label.height() - 2);
 202     if (_decorations & OBClient::Decor_Maximize)
 203       _button_max.setGeometry(0, bevel + 1,
 204                               _label.height() - 2,
 205                               _label.height() - 2);
 206     if (_decorations & OBClient::Decor_Sticky)
 207       _button_stick.setGeometry(0, bevel + 1,
 208                                 _label.height() - 2,
 209                                 _label.height() - 2);
 210     if (_decorations & OBClient::Decor_Close)
 211       _button_close.setGeometry(0, bevel + 1,
 212                                 _label.height() - 2,
 213                                 _label.height() - 2);
 214
 215     // separation between titlebar elements
 216     const int sep = bevel + 1;
 217
 218     std::string layout = "SLIMC"; // XXX: get this from somewhere
 219     // XXX: it is REQUIRED that by this point, the string only has one of each
 220     // possible letter, all of the letters are valid, and L exists somewhere in
 221     // the string!
 222
 223     // the size of the label. this ASSUMES the layout has only buttons other
 224     // that the ONE LABEL!!
 225     // adds an extra sep so that there's a space on either side of the
 226     // titlebar.. note: x = sep, below.
 227     int lwidth = width - sep * 2 -
 228       (_button_iconify.width() + sep) * (layout.size() - 1);
 229     // quick sanity check for really small windows. if this is needed, its
 230     // obviously not going to be displayed right...
 231     // XXX: maybe we should make this look better somehow? constraints?
 232     if (lwidth <= 0) lwidth = 1;
 233     _label.setWidth(lwidth);
 234
 235     int x = sep;
 236     for (int i = 0, len = layout.size(); i < len; ++i) {
 237       switch (layout[i]) {
 238       case 'I':
 239         _button_iconify.move(x, _button_iconify.rect().y());
 240         x += _button_iconify.width();
 241         break;
 242       case 'L':
 243         _label.move(x, _label.rect().y());
 244         x += _label.width();
 245         break;
 246       case 'M':
 247         _button_max.move(x, _button_max.rect().y());
 248         x += _button_max.width();
 249         break;
 250       case 'S':
 251         _button_stick.move(x, _button_stick.rect().y());
 252         x += _button_stick.width();
 253         break;
 254       case 'C':
 255         _button_close.move(x, _button_close.rect().y());
 256         x += _button_close.width();
 257         break;
 258       default:
 259         assert(false); // the layout string is invalid!
 260       }
 261       x += sep;
 262     }
 263   }
 264
 265   if (_decorations & OBClient::Decor_Handle) {
 266     _handle.setGeometry(-bwidth,
 267                         _innersize.top + _client->area().height() + cbwidth,
 268                         width, _style->getHandleWidth());
 269     _grip_left.setGeometry(-bwidth,
 270                            -bwidth,
 271                            // XXX: get a Point class in otk and use that for
 272                            // the 'buttons size' since theyre all the same
 273                            _button_iconify.width() * 2,
 274                            _handle.height());
 275     _grip_right.setGeometry(((_handle.rect().right() + 1) -
 276                              _button_iconify.width() * 2),
 277                             -bwidth,
 278                             // XXX: get a Point class in otk and use that for
 279                             // the 'buttons size' since theyre all the same
 280                             _button_iconify.width() * 2,
 281                             _handle.height());
 282     _innersize.bottom += _handle.height() + bwidth;
 283   }
 284
 285
 286   // position/size all the windows
 287
 288   resize(_innersize.left + _innersize.right + _client->area().width(),
 289          _innersize.top + _innersize.bottom + _client->area().height());
 290
 291   _plate.setGeometry(_innersize.left - cbwidth, _innersize.top - cbwidth,
 292                      _client->area().width(), _client->area().height());
 293
 294   // map/unmap all the windows
 295   if (_decorations & OBClient::Decor_Titlebar) {
 296     _label.show();
 297     if (_decorations & OBClient::Decor_Iconify)
 298       _button_iconify.show();
 299     else
 300       _button_iconify.hide();
 301     if (_decorations & OBClient::Decor_Maximize)
 302       _button_max.show();
 303     else
 304       _button_max.hide();
 305     if (_decorations & OBClient::Decor_Sticky)
 306       _button_stick.show();
 307     else
 308       _button_stick.hide();
 309     if (_decorations & OBClient::Decor_Close)
 310       _button_close.show();
 311     else
 312       _button_close.hide();
 313     _titlebar.show();
 314   } else {
 315     _titlebar.hide(true);
 316   }
 317
 318   if (_decorations & OBClient::Decor_Handle)
 319     _handle.show(true);
 320   else
 321     _handle.hide(true);
 322
 323   _size.left   = _innersize.left + bwidth;
 324   _size.right  = _innersize.right + bwidth;
 325   _size.top    = _innersize.top + bwidth;
 326   _size.bottom = _innersize.bottom + bwidth;
 327
 328   adjustShape();
 329
 330   update();
 331 }
 332
 333
 334 void OBFrame::adjustPosition()
 335 {
 336   int x, y;
 337   clientGravity(x, y);
 338   move(x, y);
 339 }
 340
 341
 342 void OBFrame::adjustShape()
 343 {
 344 #ifdef SHAPE
 345   int bwidth = (_decorations & OBClient::Decor_Border) ?
 346     _style->getBorderWidth() : 0;
 347
 348   if (!_client->shaped()) {
 349     // clear the shape on the frame window
 350     XShapeCombineMask(otk::OBDisplay::display, window(), ShapeBounding,
 351                       _innersize.left,
 352                       _innersize.top,
 353                       None, ShapeSet);
 354   } else {
 355     // make the frame's shape match the clients
 356     XShapeCombineShape(otk::OBDisplay::display, window(), ShapeBounding,
 357                        _innersize.left,
 358                        _innersize.top,
 359                        _client->window(), ShapeBounding, ShapeSet);
 360
 361     int num = 0;
 362     XRectangle xrect[2];
 363
 364     if (_decorations & OBClient::Decor_Titlebar) {
 365       xrect[0].x = _titlebar.rect().x();
 366       xrect[0].y = _titlebar.rect().y();
 367       xrect[0].width = _titlebar.width() + bwidth * 2; // XXX: this is useless once the widget handles borders!
 368       xrect[0].height = _titlebar.height() + bwidth * 2;
 369       ++num;
 370     }
 371
 372     if (_decorations & OBClient::Decor_Handle) {
 373       xrect[1].x = _handle.rect().x();
 374       xrect[1].y = _handle.rect().y();
 375       xrect[1].width = _handle.width() + bwidth * 2; // XXX: this is useless once the widget handles borders!
 376       xrect[1].height = _handle.height() + bwidth * 2;
 377       ++num;
 378     }
 379
 380     XShapeCombineRectangles(otk::OBDisplay::display, window(),
 381                             ShapeBounding, 0, 0, xrect, num,
 382                             ShapeUnion, Unsorted);
 383   }
 384 #endif // SHAPE
 385 }
 386
 387
 388 void OBFrame::grabClient()
 389 {
 390
 391   // reparent the client to the frame
 392   XReparentWindow(otk::OBDisplay::display, _client->window(),
 393                   _plate.window(), 0, 0);
 394   _client->ignore_unmaps++;
 395
 396   // select the event mask on the client's parent (to receive config req's)
 397   XSelectInput(otk::OBDisplay::display, _plate.window(),
 398                SubstructureRedirectMask);
 399
 400   // map the client so it maps when the frame does
 401   XMapWindow(otk::OBDisplay::display, _client->window());
 402
 403   adjustSize();
 404   adjustPosition();
 405 }
 406
 407
 408 void OBFrame::releaseClient(bool remap)
 409 {
 410   // check if the app has already reparented its window to the root window
 411   XEvent ev;
 412   if (XCheckTypedWindowEvent(otk::OBDisplay::display, _client->window(),
 413                              ReparentNotify, &ev)) {
 414     remap = true; // XXX: why do we remap the window if they already
 415                   // reparented to root?
 416   } else {
 417     // according to the ICCCM - if the client doesn't reparent to
 418     // root, then we have to do it for them
 419     XReparentWindow(otk::OBDisplay::display, _client->window(),
 420                     _screen->rootWindow(),
 421                     _client->area().x(), _client->area().y());
 422   }
 423
 424   // if we want to remap the window, do so now
 425   if (remap)
 426     XMapWindow(otk::OBDisplay::display, _client->window());
 427 }
 428
 429
 430 void OBFrame::clientGravity(int &x, int &y)
 431 {
 432   x = _client->area().x();
 433   y = _client->area().y();
 434
 435   // horizontal
 436   switch (_client->gravity()) {
 437   default:
 438   case NorthWestGravity:
 439   case SouthWestGravity:
 440   case WestGravity:
 441     break;
 442
 443   case NorthGravity:
 444   case SouthGravity:
 445   case CenterGravity:
 446     x -= (_size.left + _size.right) / 2;
 447     break;
 448
 449   case NorthEastGravity:
 450   case SouthEastGravity:
 451   case EastGravity:
 452     x -= _size.left + _size.right;
 453     break;
 454
 455   case ForgetGravity:
 456   case StaticGravity:
 457     x -= _size.left;
 458     break;
 459   }
 460
 461   // vertical
 462   switch (_client->gravity()) {
 463   default:
 464   case NorthWestGravity:
 465   case NorthEastGravity:
 466   case NorthGravity:
 467     break;
 468
 469   case CenterGravity:
 470   case EastGravity:
 471   case WestGravity:
 472     y -= (_size.top + _size.bottom) / 2;
 473     break;
 474
 475   case SouthWestGravity:
 476   case SouthEastGravity:
 477   case SouthGravity:
 478     y -= _size.top + _size.bottom;
 479     break;
 480
 481   case ForgetGravity:
 482   case StaticGravity:
 483     y -= _size.top;
 484     break;
 485   }
 486 }
 487
 488
 489 void OBFrame::frameGravity(int &x, int &y)
 490 {
 491   x = rect().x();
 492   y = rect().y();
 493
 494   // horizontal
 495   switch (_client->gravity()) {
 496   default:
 497   case NorthWestGravity:
 498   case WestGravity:
 499   case SouthWestGravity:
 500     break;
 501   case NorthGravity:
 502   case CenterGravity:
 503   case SouthGravity:
 504     x += (_size.left + _size.right) / 2;
 505     break;
 506   case NorthEastGravity:
 507   case EastGravity:
 508   case SouthEastGravity:
 509     x += _size.left + _size.right;
 510     break;
 511   case StaticGravity:
 512   case ForgetGravity:
 513     x += _size.left;
 514     break;
 515   }
 516
 517   // vertical
 518   switch (_client->gravity()) {
 519   default:
 520   case NorthWestGravity:
 521   case WestGravity:
 522   case SouthWestGravity:
 523     break;
 524   case NorthGravity:
 525   case CenterGravity:
 526   case SouthGravity:
 527     y += (_size.top + _size.bottom) / 2;
 528     break;
 529   case NorthEastGravity:
 530   case EastGravity:
 531   case SouthEastGravity:
 532     y += _size.top + _size.bottom;
 533     break;
 534   case StaticGravity:
 535   case ForgetGravity:
 536     y += _size.top;
 537     break;
 538   }
 539 }
 540
 541
 542 }