src/client.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 #include "client.hh"
   8 #include "bbscreen.hh"
   9 #include "openbox.hh"
  10 #include "otk/display.hh"
  11 #include "otk/property.hh"
  12
  13 extern "C" {
  14 #include <X11/Xlib.h>
  15 #include <X11/Xutil.h>
  16
  17 #include <assert.h>
  18
  19 #include "gettext.h"
  20 #define _(str) gettext(str)
  21 }
  22
  23 namespace ob {
  24
  25 OBClient::OBClient(int screen, Window window)
  26   : otk::OtkEventHandler(),
  27     _screen(screen), _window(window)
  28 {
  29   assert(screen >= 0);
  30   assert(window);
  31
  32   Openbox::instance->registerHandler(_window, this);
  33
  34   ignore_unmaps = 0;
  35
  36   // update EVERYTHING the first time!!
  37
  38   // the state is kinda assumed to be normal. is this right? XXX
  39   _wmstate = NormalState;
  40   // no default decors or functions, each has to be enabled
  41   _decorations = _functions = 0;
  42
  43   getArea();
  44   getDesktop();
  45   getType();
  46
  47   // set the decorations and functions
  48   switch (_type) {
  49   case Type_Normal:
  50     // normal windows retain all of the possible decorations and
  51     // functionality
  52     _decorations = Decor_Titlebar | Decor_Handle | Decor_Border |
  53                    Decor_Iconify | Decor_Maximize;
  54     _functions = Func_Resize | Func_Move | Func_Iconify | Func_Maximize;
  55
  56   case Type_Dialog:
  57     // dialogs cannot be maximized
  58     _decorations &= ~Decor_Maximize;
  59     _functions &= ~Func_Maximize;
  60     break;
  61
  62   case Type_Menu:
  63   case Type_Toolbar:
  64   case Type_Utility:
  65     // these windows get less functionality
  66     _decorations &= ~(Decor_Iconify | Decor_Handle);
  67     _functions &= ~(Func_Iconify | Func_Resize);
  68     break;
  69
  70   case Type_Desktop:
  71   case Type_Dock:
  72   case Type_Splash:
  73     // none of these windows are manipulated by the window manager
  74     _decorations = 0;
  75     _functions = 0;
  76     break;
  77   }
  78
  79   getMwmHints(); // this fucks (in good ways) with the decors and functions
  80   getState();
  81   getShaped();
  82
  83   updateProtocols();
  84   updateNormalHints();
  85   updateWMHints();
  86   // XXX: updateTransientFor();
  87   updateTitle();
  88   updateIconTitle();
  89   updateClass();
  90
  91 /*
  92 #ifdef DEBUG
  93   printf("Mapped window: 0x%lx\n"
  94          "  title:         \t%s\t  icon title:    \t%s\n"
  95          "  app name:      \t%s\t\t  class:         \t%s\n"
  96          "  position:      \t%d, %d\t\t  size:          \t%d, %d\n"
  97          "  desktop:       \t%lu\t\t  group:         \t0x%lx\n"
  98          "  type:          \t%d\t\t  min size       \t%d, %d\n"
  99          "  base size      \t%d, %d\t\t  max size       \t%d, %d\n"
 100          "  size incr      \t%d, %d\t\t  gravity        \t%d\n"
 101          "  wm state       \t%ld\t\t  can be focused:\t%s\n"
 102          "  notify focus:  \t%s\t\t  urgent:        \t%s\n"
 103          "  shaped:        \t%s\t\t  modal:         \t%s\n"
 104          "  shaded:        \t%s\t\t  iconic:        \t%s\n"
 105          "  vert maximized:\t%s\t\t  horz maximized:\t%s\n"
 106          "  fullscreen:    \t%s\t\t  floating:      \t%s\n"
 107          "  requested pos: \t%s\n",
 108          _window,
 109          _title.c_str(),
 110          _icon_title.c_str(),
 111          _app_name.c_str(),
 112          _app_class.c_str(),
 113          _area.x(), _area.y(),
 114          _area.width(), _area.height(),
 115          _desktop,
 116          _group,
 117          _type,
 118          _min_x, _min_y,
 119          _base_x, _base_y,
 120          _max_x, _max_y,
 121          _inc_x, _inc_y,
 122          _gravity,
 123          _wmstate,
 124          _can_focus ? "yes" : "no",
 125          _focus_notify ? "yes" : "no",
 126          _urgent ? "yes" : "no",
 127          _shaped ? "yes" : "no",
 128          _modal ? "yes" : "no",
 129          _shaded ? "yes" : "no",
 130          _iconic ? "yes" : "no",
 131          _max_vert ? "yes" : "no",
 132          _max_horz ? "yes" : "no",
 133          _fullscreen ? "yes" : "no",
 134          _floating ? "yes" : "no",
 135          _positioned ? "yes" : "no");
 136 #endif
 137 */
 138 }
 139
 140
 141 OBClient::~OBClient()
 142 {
 143   const otk::OBProperty *property = Openbox::instance->property();
 144
 145   // these values should not be persisted across a window unmapping/mapping
 146   property->erase(_window, otk::OBProperty::net_wm_desktop);
 147   property->erase(_window, otk::OBProperty::net_wm_state);
 148 }
 149
 150
 151 void OBClient::getDesktop()
 152 {
 153   const otk::OBProperty *property = Openbox::instance->property();
 154
 155   // defaults to the current desktop
 156   _desktop = 0; // XXX: change this to the current desktop!
 157
 158   property->get(_window, otk::OBProperty::net_wm_desktop,
 159                 otk::OBProperty::Atom_Cardinal,
 160                 &_desktop);
 161 }
 162
 163
 164 void OBClient::getType()
 165 {
 166   const otk::OBProperty *property = Openbox::instance->property();
 167
 168   _type = (WindowType) -1;
 169
 170   unsigned long *val;
 171   unsigned long num = (unsigned) -1;
 172   if (property->get(_window, otk::OBProperty::net_wm_window_type,
 173                     otk::OBProperty::Atom_Atom,
 174                     &num, &val)) {
 175     // use the first value that we know about in the array
 176     for (unsigned long i = 0; i < num; ++i) {
 177       if (val[i] ==
 178           property->atom(otk::OBProperty::net_wm_window_type_desktop))
 179         _type = Type_Desktop;
 180       else if (val[i] ==
 181                property->atom(otk::OBProperty::net_wm_window_type_dock))
 182         _type = Type_Dock;
 183       else if (val[i] ==
 184                property->atom(otk::OBProperty::net_wm_window_type_toolbar))
 185         _type = Type_Toolbar;
 186       else if (val[i] ==
 187                property->atom(otk::OBProperty::net_wm_window_type_menu))
 188         _type = Type_Menu;
 189       else if (val[i] ==
 190                property->atom(otk::OBProperty::net_wm_window_type_utility))
 191         _type = Type_Utility;
 192       else if (val[i] ==
 193                property->atom(otk::OBProperty::net_wm_window_type_splash))
 194         _type = Type_Splash;
 195       else if (val[i] ==
 196                property->atom(otk::OBProperty::net_wm_window_type_dialog))
 197         _type = Type_Dialog;
 198       else if (val[i] ==
 199                property->atom(otk::OBProperty::net_wm_window_type_normal))
 200         _type = Type_Normal;
 201 //      else if (val[i] ==
 202 //               property->atom(otk::OBProperty::kde_net_wm_window_type_override))
 203 //        mwm_decorations = 0; // prevent this window from getting any decor
 204       // XXX: make this work again
 205     }
 206     delete val;
 207   }
 208
 209   if (_type == (WindowType) -1) {
 210     /*
 211      * the window type hint was not set, which means we either classify ourself
 212      * as a normal window or a dialog, depending on if we are a transient.
 213      */
 214     // XXX: make this code work!
 215     //if (isTransient())
 216     //  _type = Type_Dialog;
 217     //else
 218       _type = Type_Normal;
 219   }
 220 }
 221
 222
 223 void OBClient::getMwmHints()
 224 {
 225   const otk::OBProperty *property = Openbox::instance->property();
 226
 227   unsigned long num;
 228   MwmHints *hints;
 229
 230   num = MwmHints::elements;
 231   if (!property->get(_window, otk::OBProperty::motif_wm_hints,
 232                      otk::OBProperty::motif_wm_hints, &num,
 233                      (unsigned long **)&hints))
 234     return;
 235
 236   if (num < MwmHints::elements) {
 237     delete [] hints;
 238     return;
 239   }
 240
 241   // retrieved the hints
 242   // Mwm Hints are applied subtractively to what has already been chosen for
 243   // decor and functionality
 244
 245   if (hints->flags & MwmFlag_Decorations) {
 246     if (! (hints->decorations & MwmDecor_All)) {
 247       if (! (hints->decorations & MwmDecor_Border))
 248         _decorations &= ~Decor_Border;
 249       if (! (hints->decorations & MwmDecor_Handle))
 250         _decorations &= ~Decor_Handle;
 251       if (! (hints->decorations & MwmDecor_Title))
 252         _decorations &= ~Decor_Titlebar;
 253       if (! (hints->decorations & MwmDecor_Iconify))
 254         _decorations &= ~Decor_Iconify;
 255       if (! (hints->decorations & MwmDecor_Maximize))
 256         _decorations &= ~Decor_Maximize;
 257     }
 258   }
 259
 260   if (hints->flags & MwmFlag_Functions) {
 261     if (! (hints->functions & MwmFunc_All)) {
 262       if (! (hints->functions & MwmFunc_Resize))
 263         _functions &= ~Func_Resize;
 264       if (! (hints->functions & MwmFunc_Move))
 265         _functions &= ~Func_Move;
 266       if (! (hints->functions & MwmFunc_Iconify))
 267         _functions &= ~Func_Iconify;
 268       if (! (hints->functions & MwmFunc_Maximize))
 269         _functions &= ~Func_Maximize;
 270       //if (! (hints->functions & MwmFunc_Close))
 271       //  _functions &= ~Func_Close;
 272     }
 273   }
 274   delete [] hints;
 275 }
 276
 277
 278 void OBClient::getArea()
 279 {
 280   XWindowAttributes wattrib;
 281   Status ret;
 282
 283   ret = XGetWindowAttributes(otk::OBDisplay::display, _window, &wattrib);
 284   assert(ret != BadWindow);
 285
 286   _area.setRect(wattrib.x, wattrib.y, wattrib.width, wattrib.height);
 287   _border_width = wattrib.border_width;
 288 }
 289
 290
 291 void OBClient::getState()
 292 {
 293   const otk::OBProperty *property = Openbox::instance->property();
 294
 295   _modal = _shaded = _max_horz = _max_vert = _fullscreen = _floating = false;
 296
 297   unsigned long *state;
 298   unsigned long num = (unsigned) -1;
 299
 300   if (property->get(_window, otk::OBProperty::net_wm_state,
 301                     otk::OBProperty::Atom_Atom, &num, &state)) {
 302     for (unsigned long i = 0; i < num; ++i) {
 303       if (state[i] == property->atom(otk::OBProperty::net_wm_state_modal))
 304         _modal = true;
 305       else if (state[i] ==
 306                property->atom(otk::OBProperty::net_wm_state_shaded))
 307         _shaded = true;
 308       else if (state[i] ==
 309                property->atom(otk::OBProperty::net_wm_state_fullscreen))
 310         _fullscreen = true;
 311       else if (state[i] ==
 312                property->atom(otk::OBProperty::net_wm_state_maximized_vert))
 313         _max_vert = true;
 314       else if (state[i] ==
 315                property->atom(otk::OBProperty::net_wm_state_maximized_horz))
 316         _max_horz = true;
 317     }
 318
 319     delete [] state;
 320   }
 321 }
 322
 323
 324 void OBClient::getShaped()
 325 {
 326   _shaped = false;
 327 #ifdef   SHAPE
 328   if (otk::OBDisplay::shape()) {
 329     int foo;
 330     unsigned int ufoo;
 331     int s;
 332
 333     XShapeSelectInput(otk::OBDisplay::display, _window, ShapeNotifyMask);
 334
 335     XShapeQueryExtents(otk::OBDisplay::display, _window, &s, &foo,
 336                        &foo, &ufoo, &ufoo, &foo, &foo, &foo, &ufoo, &ufoo);
 337     _shaped = (s != 0);
 338   }
 339 #endif // SHAPE
 340 }
 341
 342
 343 void OBClient::updateProtocols()
 344 {
 345   const otk::OBProperty *property = Openbox::instance->property();
 346
 347   Atom *proto;
 348   int num_return = 0;
 349
 350   _focus_notify = false;
 351   _decorations &= ~Decor_Close;
 352   _functions &= ~Func_Close;
 353
 354   if (XGetWMProtocols(otk::OBDisplay::display, _window, &proto, &num_return)) {
 355     for (int i = 0; i < num_return; ++i) {
 356       if (proto[i] == property->atom(otk::OBProperty::wm_delete_window)) {
 357         _decorations |= Decor_Close;
 358         _functions |= Func_Close;
 359         // XXX: update the decor?
 360       } else if (proto[i] == property->atom(otk::OBProperty::wm_take_focus))
 361         // if this protocol is requested, then the window will be notified
 362         // by the window manager whenever it receives focus
 363         _focus_notify = true;
 364     }
 365     XFree(proto);
 366   }
 367 }
 368
 369
 370 void OBClient::updateNormalHints()
 371 {
 372   XSizeHints size;
 373   long ret;
 374
 375   // defaults
 376   _gravity = NorthWestGravity;
 377   _inc_x = _inc_y = 1;
 378   _base_x = _base_y = 0;
 379   _min_x = _min_y = 0;
 380   _max_x = _max_y = INT_MAX;
 381
 382   // XXX: might want to cancel any interactive resizing of the window at this
 383   // point..
 384
 385   // get the hints from the window
 386   if (XGetWMNormalHints(otk::OBDisplay::display, _window, &size, &ret)) {
 387     _positioned = (size.flags & (PPosition|USPosition));
 388
 389     if (size.flags & PWinGravity)
 390       _gravity = size.win_gravity;
 391
 392     if (size.flags & PMinSize) {
 393       _min_x = size.min_width;
 394       _min_y = size.min_height;
 395     }
 396
 397     if (size.flags & PMaxSize) {
 398       _max_x = size.max_width;
 399       _max_y = size.max_height;
 400     }
 401
 402     if (size.flags & PBaseSize) {
 403       _base_x = size.base_width;
 404       _base_y = size.base_height;
 405     }
 406
 407     if (size.flags & PResizeInc) {
 408       _inc_x = size.width_inc;
 409       _inc_y = size.height_inc;
 410     }
 411   }
 412 }
 413
 414
 415 void OBClient::updateWMHints()
 416 {
 417   XWMHints *hints;
 418
 419   // assume a window takes input if it doesnt specify
 420   _can_focus = true;
 421   _urgent = false;
 422
 423   if ((hints = XGetWMHints(otk::OBDisplay::display, _window)) != NULL) {
 424     if (hints->flags & InputHint)
 425       _can_focus = hints->input;
 426
 427     if (hints->flags & XUrgencyHint)
 428       _urgent = true;
 429
 430     if (hints->flags & WindowGroupHint) {
 431       if (hints->window_group != _group) {
 432         // XXX: remove from the old group if there was one
 433         _group = hints->window_group;
 434         // XXX: do stuff with the group
 435       }
 436     } else // no group!
 437       _group = None;
 438
 439     XFree(hints);
 440   }
 441 }
 442
 443
 444 void OBClient::updateTitle()
 445 {
 446   const otk::OBProperty *property = Openbox::instance->property();
 447
 448   _title = "";
 449
 450   // try netwm
 451   if (! property->get(_window, otk::OBProperty::net_wm_name,
 452                       otk::OBProperty::utf8, &_title)) {
 453     // try old x stuff
 454     property->get(_window, otk::OBProperty::wm_name,
 455                   otk::OBProperty::ascii, &_title);
 456   }
 457
 458   if (_title.empty())
 459     _title = _("Unnamed Window");
 460 }
 461
 462
 463 void OBClient::updateIconTitle()
 464 {
 465   const otk::OBProperty *property = Openbox::instance->property();
 466
 467   _icon_title = "";
 468
 469   // try netwm
 470   if (! property->get(_window, otk::OBProperty::net_wm_icon_name,
 471                       otk::OBProperty::utf8, &_icon_title)) {
 472     // try old x stuff
 473     property->get(_window, otk::OBProperty::wm_icon_name,
 474                   otk::OBProperty::ascii, &_icon_title);
 475   }
 476
 477   if (_title.empty())
 478     _icon_title = _("Unnamed Window");
 479 }
 480
 481
 482 void OBClient::updateClass()
 483 {
 484   const otk::OBProperty *property = Openbox::instance->property();
 485
 486   // set the defaults
 487   _app_name = _app_class = "";
 488
 489   otk::OBProperty::StringVect v;
 490   unsigned long num = 2;
 491
 492   if (! property->get(_window, otk::OBProperty::wm_class,
 493                       otk::OBProperty::ascii, &num, &v))
 494     return;
 495
 496   if (num > 0) _app_name = v[0];
 497   if (num > 1) _app_class = v[1];
 498 }
 499
 500
 501 void OBClient::propertyHandler(const XPropertyEvent &e)
 502 {
 503   otk::OtkEventHandler::propertyHandler(e);
 504
 505   const otk::OBProperty *property = Openbox::instance->property();
 506
 507   if (e.atom == XA_WM_NORMAL_HINTS)
 508     updateNormalHints();
 509   else if (e.atom == XA_WM_HINTS)
 510     updateWMHints();
 511   else if (e.atom == property->atom(otk::OBProperty::net_wm_name) ||
 512            e.atom == property->atom(otk::OBProperty::wm_name))
 513     updateTitle();
 514   else if (e.atom == property->atom(otk::OBProperty::net_wm_icon_name) ||
 515            e.atom == property->atom(otk::OBProperty::wm_icon_name))
 516     updateIconTitle();
 517   else if (e.atom == property->atom(otk::OBProperty::wm_class))
 518     updateClass();
 519   else if (e.atom == property->atom(otk::OBProperty::wm_protocols))
 520     updateProtocols();
 521   // XXX: transient for hint
 522   // XXX: strut hint
 523 }
 524
 525
 526 void OBClient::setWMState(long state)
 527 {
 528   if (state == _wmstate) return; // no change
 529
 530   switch (state) {
 531   case IconicState:
 532     // XXX: cause it to iconify
 533     break;
 534   case NormalState:
 535     // XXX: cause it to uniconify
 536     break;
 537   }
 538   _wmstate = state;
 539 }
 540
 541
 542 void OBClient::setDesktop(long target)
 543 {
 544   assert(target >= 0);
 545   //assert(target == 0xffffffff || target < MAX);
 546
 547   // XXX: move the window to the new desktop
 548   _desktop = target;
 549 }
 550
 551
 552 void OBClient::setState(StateAction action, long data1, long data2)
 553 {
 554   const otk::OBProperty *property = Openbox::instance->property();
 555
 556   if (!(action == State_Add || action == State_Remove ||
 557         action == State_Toggle))
 558     return; // an invalid action was passed to the client message, ignore it
 559
 560   for (int i = 0; i < 2; ++i) {
 561     Atom state = i == 0 ? data1 : data2;
 562
 563     if (! state) continue;
 564
 565     // if toggling, then pick whether we're adding or removing
 566     if (action == State_Toggle) {
 567       if (state == property->atom(otk::OBProperty::net_wm_state_modal))
 568         action = _modal ? State_Remove : State_Add;
 569       else if (state ==
 570                property->atom(otk::OBProperty::net_wm_state_maximized_vert))
 571         action = _max_vert ? State_Remove : State_Add;
 572       else if (state ==
 573                property->atom(otk::OBProperty::net_wm_state_maximized_horz))
 574         action = _max_horz ? State_Remove : State_Add;
 575       else if (state == property->atom(otk::OBProperty::net_wm_state_shaded))
 576         action = _shaded ? State_Remove : State_Add;
 577       else if (state ==
 578                property->atom(otk::OBProperty::net_wm_state_fullscreen))
 579         action = _fullscreen ? State_Remove : State_Add;
 580       else if (state == property->atom(otk::OBProperty::net_wm_state_floating))
 581         action = _floating ? State_Remove : State_Add;
 582     }
 583
 584     if (action == State_Add) {
 585       if (state == property->atom(otk::OBProperty::net_wm_state_modal)) {
 586         if (_modal) continue;
 587         _modal = true;
 588         // XXX: give it focus if another window has focus that shouldnt now
 589       } else if (state ==
 590                  property->atom(otk::OBProperty::net_wm_state_maximized_vert)){
 591         if (_max_vert) continue;
 592         _max_vert = true;
 593         // XXX: resize the window etc
 594       } else if (state ==
 595                  property->atom(otk::OBProperty::net_wm_state_maximized_horz)){
 596         if (_max_horz) continue;
 597         _max_horz = true;
 598         // XXX: resize the window etc
 599       } else if (state ==
 600                  property->atom(otk::OBProperty::net_wm_state_shaded)) {
 601         if (_shaded) continue;
 602         _shaded = true;
 603         // XXX: hide the client window
 604       } else if (state ==
 605                  property->atom(otk::OBProperty::net_wm_state_fullscreen)) {
 606         if (_fullscreen) continue;
 607         _fullscreen = true;
 608         // XXX: raise the window n shit
 609       } else if (state ==
 610                  property->atom(otk::OBProperty::net_wm_state_floating)) {
 611         if (_floating) continue;
 612         _floating = true;
 613         // XXX: raise the window n shit
 614       }
 615
 616     } else { // action == State_Remove
 617       if (state == property->atom(otk::OBProperty::net_wm_state_modal)) {
 618         if (!_modal) continue;
 619         _modal = false;
 620       } else if (state ==
 621                  property->atom(otk::OBProperty::net_wm_state_maximized_vert)){
 622         if (!_max_vert) continue;
 623         _max_vert = false;
 624         // XXX: resize the window etc
 625       } else if (state ==
 626                  property->atom(otk::OBProperty::net_wm_state_maximized_horz)){
 627         if (!_max_horz) continue;
 628         _max_horz = false;
 629         // XXX: resize the window etc
 630       } else if (state ==
 631                  property->atom(otk::OBProperty::net_wm_state_shaded)) {
 632         if (!_shaded) continue;
 633         _shaded = false;
 634         // XXX: show the client window
 635       } else if (state ==
 636                  property->atom(otk::OBProperty::net_wm_state_fullscreen)) {
 637         if (!_fullscreen) continue;
 638         _fullscreen = false;
 639         // XXX: lower the window to its proper layer
 640       } else if (state ==
 641                  property->atom(otk::OBProperty::net_wm_state_floating)) {
 642         if (!_floating) continue;
 643         _floating = false;
 644         // XXX: lower the window to its proper layer
 645       }
 646     }
 647   }
 648 }
 649
 650
 651 void OBClient::clientMessageHandler(const XClientMessageEvent &e)
 652 {
 653   otk::OtkEventHandler::clientMessageHandler(e);
 654
 655   if (e.format != 32) return;
 656
 657   const otk::OBProperty *property = Openbox::instance->property();
 658
 659   if (e.message_type == property->atom(otk::OBProperty::wm_change_state))
 660     setWMState(e.data.l[0]);
 661   else if (e.message_type ==
 662              property->atom(otk::OBProperty::net_wm_desktop))
 663     setDesktop(e.data.l[0]);
 664   else if (e.message_type == property->atom(otk::OBProperty::net_wm_state))
 665     setState((StateAction)e.data.l[0], e.data.l[1], e.data.l[2]);
 666 }
 667
 668
 669 #if defined(SHAPE) || defined(DOXYGEN_IGNORE)
 670 void OBClient::shapeHandler(const XShapeEvent &e)
 671 {
 672   otk::OtkEventHandler::shapeHandler(e);
 673
 674   _shaped = e.shaped;
 675 }
 676 #endif
 677
 678
 679 void OBClient::setArea(const otk::Rect &area)
 680 {
 681   _area = area;
 682 }
 683
 684 }