Dogcows Code - chaz/openbox/blob - src/openbox.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 "../version.h"
   8 #include "openbox.hh"
   9 #include "client.hh"
  10 #include "screen.hh"
  11 #include "actions.hh"
  12 #include "otk/property.hh"
  13 #include "otk/display.hh"
  14 #include "otk/assassin.hh"
  15 #include "otk/util.hh" // TEMPORARY
  16
  17 extern "C" {
  18 #include <X11/cursorfont.h>
  19
  20 #ifdef    HAVE_STDIO_H
  21 #  include <stdio.h>
  22 #endif // HAVE_STDIO_H
  23
  24 #ifdef    HAVE_STDLIB_H
  25 #  include <stdlib.h>
  26 #endif // HAVE_STDLIB_H
  27
  28 #ifdef    HAVE_SIGNAL_H
  29 #  include <signal.h>
  30 #endif // HAVE_SIGNAL_H
  31
  32 #ifdef    HAVE_FCNTL_H
  33 #  include <fcntl.h>
  34 #endif // HAVE_FCNTL_H
  35
  36 #ifdef    HAVE_UNISTD_H
  37 #  include <sys/types.h>
  38 #  include <unistd.h>
  39 #endif // HAVE_UNISTD_H
  40
  41 #ifdef    HAVE_SYS_SELECT_H
  42 #  include <sys/select.h>
  43 #endif // HAVE_SYS_SELECT_H
  44
  45 //#include <guile/gh.h>
  46
  47 #include <Python.h>
  48
  49 // The initializer in openbox_wrap.cc
  50 extern void init_openbox(void);
  51
  52 #include "gettext.h"
  53 #define _(str) gettext(str)
  54 }
  55
  56 #include <algorithm>
  57
  58 namespace ob {
  59
  60 Openbox *Openbox::instance  = (Openbox *) 0;
  61
  62
  63 void Openbox::signalHandler(int signal)
  64 {
  65   switch (signal) {
  66   case SIGHUP:
  67     // XXX: Do something with HUP? Really shouldn't, we get this when X shuts
  68     //      down and hangs-up on us.
  69
  70   case SIGINT:
  71   case SIGTERM:
  72   case SIGPIPE:
  73     printf("Caught signal %d. Exiting.\n", signal);
  74     instance->shutdown();
  75
  76     break;
  77   case SIGFPE:
  78   case SIGSEGV:
  79     printf("Caught signal %d. Aborting and dumping core.\n", signal);
  80     abort();
  81   }
  82 }
  83
  84
  85 Openbox::Openbox(int argc, char **argv)
  86   : otk::OtkEventDispatcher(),
  87     otk::OtkEventHandler()
  88 {
  89   struct sigaction action;
  90
  91   _state = State_Starting; // initializing everything
  92
  93   Openbox::instance = this;
  94
  95   _displayreq = (char*) 0;
  96   _argv0 = argv[0];
  97   _doshutdown = false;
  98   _rcfilepath = otk::expandTilde("~/.openbox/rc3");
  99
 100   parseCommandLine(argc, argv);
 101
 102   // TEMPORARY: using the xrdb rc3
 103   _config.setFile(_rcfilepath);
 104   if (!_config.load()) {
 105     printf("failed to load rc file %s\n", _config.file().c_str());
 106     ::exit(2);
 107   }
 108   std::string s;
 109   _config.getValue("session.styleFile", s);
 110   _config.setFile(s);
 111   if (!_config.load()) {
 112     printf("failed to load style %s\n", _config.file().c_str());
 113     ::exit(2);
 114   }
 115
 116   // open the X display (and gets some info about it, and its screens)
 117   otk::OBDisplay::initialize(_displayreq);
 118   assert(otk::OBDisplay::display);
 119
 120   // set up the signal handler
 121   action.sa_handler = Openbox::signalHandler;
 122   action.sa_mask = sigset_t();
 123   action.sa_flags = SA_NOCLDSTOP | SA_NODEFER;
 124   sigaction(SIGPIPE, &action, (struct sigaction *) 0);
 125   sigaction(SIGSEGV, &action, (struct sigaction *) 0);
 126   sigaction(SIGFPE, &action, (struct sigaction *) 0);
 127   sigaction(SIGTERM, &action, (struct sigaction *) 0);
 128   sigaction(SIGINT, &action, (struct sigaction *) 0);
 129   sigaction(SIGHUP, &action, (struct sigaction *) 0);
 130
 131   _property = new otk::OBProperty();
 132
 133   _actions = new OBActions();
 134
 135   setMasterHandler(_actions); // set as the master event handler
 136
 137   // create the mouse cursors we'll use
 138   _cursors.session = XCreateFontCursor(otk::OBDisplay::display, XC_left_ptr);
 139   _cursors.move = XCreateFontCursor(otk::OBDisplay::display, XC_fleur);
 140   _cursors.ll_angle = XCreateFontCursor(otk::OBDisplay::display, XC_ll_angle);
 141   _cursors.lr_angle = XCreateFontCursor(otk::OBDisplay::display, XC_lr_angle);
 142   _cursors.ul_angle = XCreateFontCursor(otk::OBDisplay::display, XC_ul_angle);
 143   _cursors.ur_angle = XCreateFontCursor(otk::OBDisplay::display, XC_ur_angle);
 144
 145   // initialize all the screens
 146   OBScreen *screen;
 147   screen = new OBScreen(0, _config);
 148   if (screen->managed()) {
 149     _screens.push_back(screen);
 150     _screens[0]->manageExisting();
 151     // XXX: "change to" the first workspace on the screen to initialize stuff
 152   } else
 153     delete screen;
 154
 155   if (_screens.empty()) {
 156     printf(_("No screens were found without a window manager. Exiting.\n"));
 157     ::exit(1);
 158   }
 159
 160   /*
 161   // make our guile interfaces exist
 162   SWIG_init();
 163
 164   // run the guile of d3th
 165   FILE *rcpyfd = fopen("/home/natas/.openbox/user.scm", "r");
 166   if (!rcpyfd) {
 167     printf("failed to load guile script /home/natas/.openbox/user.scm\n");
 168   } else {
 169     fclose(rcpyfd);
 170     gh_load("/home/natas/.openbox/user.scm");
 171   }
 172   */
 173
 174   Py_SetProgramName(argv[0]);
 175   Py_Initialize();
 176   //initopenbox(); // initialize the static 'openbox' module
 177   init_openbox();
 178   FILE *rcpyfd = fopen("/home/natas/.openbox/user.py", "r");
 179   if (!rcpyfd) {
 180     printf("failed to load python file /home/natas/.openbox/user.py\n");
 181   } else {
 182     PyRun_SimpleFile(rcpyfd, "/home/natas/.openbox/user.py");
 183     fclose(rcpyfd);
 184   }
 185
 186
 187   _state = State_Normal; // done starting
 188 }
 189
 190
 191 Openbox::~Openbox()
 192 {
 193   _state = State_Exiting; // time to kill everything
 194
 195   std::for_each(_screens.begin(), _screens.end(), otk::PointerAssassin());
 196
 197   // close the X display
 198   otk::OBDisplay::destroy();
 199 }
 200
 201
 202 void Openbox::parseCommandLine(int argc, char **argv)
 203 {
 204   bool err = false;
 205
 206   for (int i = 1; i < argc; ++i) {
 207     std::string arg(argv[i]);
 208
 209     if (arg == "-display") {
 210       if (++i >= argc)
 211         err = true;
 212       else
 213         _displayreq = argv[i];
 214     } else if (arg == "-rc") {
 215       if (++i >= argc)
 216         err = true;
 217       else
 218         _rcfilepath = argv[i];
 219     } else if (arg == "-menu") {
 220       if (++i >= argc)
 221         err = true;
 222       else
 223         _menufilepath = argv[i];
 224     } else if (arg == "-version") {
 225       showVersion();
 226       ::exit(0);
 227     } else if (arg == "-help") {
 228       showHelp();
 229       ::exit(0);
 230     } else
 231       err = true;
 232
 233     if (err) {
 234       showHelp();
 235       exit(1);
 236     }
 237   }
 238 }
 239
 240
 241 void Openbox::showVersion()
 242 {
 243   printf(_("Openbox - version %s\n"), OPENBOX_VERSION);
 244   printf("    (c) 2002 - 2002 Ben Jansens\n\n");
 245 }
 246
 247
 248 void Openbox::showHelp()
 249 {
 250   showVersion(); // show the version string and copyright
 251
 252   // print program usage and command line options
 253   printf(_("Usage: %s [OPTIONS...]\n\
 254   Options:\n\
 255   -display <string>  use display connection.\n\
 256   -rc <string>       use alternate resource file.\n\
 257   -menu <string>     use alternate menu file.\n\
 258   -version           display version and exit.\n\
 259   -help              display this help text and exit.\n\n"), _argv0);
 260
 261   printf(_("Compile time options:\n\
 262   Debugging: %s\n\
 263   Shape:     %s\n\
 264   Xinerama:  %s\n"),
 265 #ifdef    DEBUG
 266          _("yes"),
 267 #else // !DEBUG
 268          _("no"),
 269 #endif // DEBUG
 270
 271 #ifdef    SHAPE
 272          _("yes"),
 273 #else // !SHAPE
 274          _("no"),
 275 #endif // SHAPE
 276
 277 #ifdef    XINERAMA
 278          _("yes")
 279 #else // !XINERAMA
 280          _("no")
 281 #endif // XINERAMA
 282     );
 283 }
 284
 285
 286 void Openbox::eventLoop()
 287 {
 288   while (!_doshutdown) {
 289     dispatchEvents(); // from OtkEventDispatcher
 290     _timermanager.fire();
 291   }
 292 }
 293
 294
 295 void Openbox::addClient(Window window, OBClient *client)
 296 {
 297   _clients[window] = client;
 298 }
 299
 300
 301 void Openbox::removeClient(Window window)
 302 {
 303   _clients.erase(window);
 304 }
 305
 306
 307 OBClient *Openbox::findClient(Window window)
 308 {
 309   /*
 310     NOTE: we dont use _clients[] to find the value because that will insert
 311     a new null into the hash, which really sucks when we want to clean up the
 312     hash at shutdown!
 313   */
 314   ClientMap::iterator it = _clients.find(window);
 315   if (it != _clients.end())
 316     return it->second;
 317   else
 318     return (OBClient*) 0;
 319 }
 320
 321 }
 322