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 //extern void SWIG_init();
  48
  49 #include <Python.h>
  50
  51 // The initializer in openbox_wrap.cc
  52 extern void init_openbox(void);
  53 // The initializer in otk_wrap.cc
  54 extern void init_otk(void);
  55
  56 #include "gettext.h"
  57 #define _(str) gettext(str)
  58 }
  59
  60 #include <algorithm>
  61
  62 namespace ob {
  63
  64 Openbox *Openbox::instance  = (Openbox *) 0;
  65
  66
  67 void Openbox::signalHandler(int signal)
  68 {
  69   switch (signal) {
  70   case SIGHUP:
  71     // XXX: Do something with HUP? Really shouldn't, we get this when X shuts
  72     //      down and hangs-up on us.
  73
  74   case SIGINT:
  75   case SIGTERM:
  76   case SIGPIPE:
  77     printf("Caught signal %d. Exiting.\n", signal);
  78     instance->shutdown();
  79
  80     break;
  81   case SIGFPE:
  82   case SIGSEGV:
  83     printf("Caught signal %d. Aborting and dumping core.\n", signal);
  84     abort();
  85   }
  86 }
  87
  88
  89 Openbox::Openbox(int argc, char **argv)
  90   : otk::OtkEventDispatcher(),
  91     otk::OtkEventHandler()
  92 {
  93   struct sigaction action;
  94
  95   _state = State_Starting; // initializing everything
  96
  97   Openbox::instance = this;
  98
  99   _displayreq = (char*) 0;
 100   _argv0 = argv[0];
 101   _doshutdown = false;
 102   _rcfilepath = otk::expandTilde("~/.openbox/rc3");
 103
 104   parseCommandLine(argc, argv);
 105
 106   // TEMPORARY: using the xrdb rc3
 107   _config.setFile(_rcfilepath);
 108   if (!_config.load()) {
 109     printf("failed to load rc file %s\n", _config.file().c_str());
 110     ::exit(2);
 111   }
 112   std::string s;
 113   _config.getValue("session.styleFile", s);
 114   _config.setFile(s);
 115   if (!_config.load()) {
 116     printf("failed to load style %s\n", _config.file().c_str());
 117     ::exit(2);
 118   }
 119
 120   // open the X display (and gets some info about it, and its screens)
 121   otk::OBDisplay::initialize(_displayreq);
 122   assert(otk::OBDisplay::display);
 123
 124   // set up the signal handler
 125   action.sa_handler = Openbox::signalHandler;
 126   action.sa_mask = sigset_t();
 127   action.sa_flags = SA_NOCLDSTOP | SA_NODEFER;
 128   sigaction(SIGPIPE, &action, (struct sigaction *) 0);
 129   sigaction(SIGSEGV, &action, (struct sigaction *) 0);
 130   sigaction(SIGFPE, &action, (struct sigaction *) 0);
 131   sigaction(SIGTERM, &action, (struct sigaction *) 0);
 132   sigaction(SIGINT, &action, (struct sigaction *) 0);
 133   sigaction(SIGHUP, &action, (struct sigaction *) 0);
 134
 135   _property = new otk::OBProperty();
 136
 137   _actions = new OBActions();
 138
 139   setMasterHandler(_actions); // set as the master event handler
 140
 141   // create the mouse cursors we'll use
 142   _cursors.session = XCreateFontCursor(otk::OBDisplay::display, XC_left_ptr);
 143   _cursors.move = XCreateFontCursor(otk::OBDisplay::display, XC_fleur);
 144   _cursors.ll_angle = XCreateFontCursor(otk::OBDisplay::display, XC_ll_angle);
 145   _cursors.lr_angle = XCreateFontCursor(otk::OBDisplay::display, XC_lr_angle);
 146   _cursors.ul_angle = XCreateFontCursor(otk::OBDisplay::display, XC_ul_angle);
 147   _cursors.ur_angle = XCreateFontCursor(otk::OBDisplay::display, XC_ur_angle);
 148
 149   // initialize all the screens
 150   OBScreen *screen;
 151   screen = new OBScreen(0, _config);
 152   if (screen->managed()) {
 153     _screens.push_back(screen);
 154     _screens[0]->manageExisting();
 155     // XXX: "change to" the first workspace on the screen to initialize stuff
 156   } else
 157     delete screen;
 158
 159   if (_screens.empty()) {
 160     printf(_("No screens were found without a window manager. Exiting.\n"));
 161     ::exit(1);
 162   }
 163
 164 /*
 165   // make our guile interfaces exist
 166   SWIG_init();
 167
 168   // run the guile of d3th
 169   FILE *rcpyfd = fopen("/home/natas/.openbox/user.scm", "r");
 170   if (!rcpyfd) {
 171     printf("failed to load guile script /home/natas/.openbox/user.scm\n");
 172   } else {
 173     fclose(rcpyfd);
 174     gh_load("/home/natas/.openbox/user.scm");
 175   }
 176 */
 177
 178   Py_SetProgramName(argv[0]);
 179   Py_Initialize();
 180   init_otk();
 181   init_openbox();
 182   PyRun_String("from _otk import *; from _openbox import *;", Py_file_input,
 183                PyEval_GetGlobals(), PyEval_GetGlobals());
 184   FILE *rcpyfd = fopen("/home/natas/.openbox/user.py", "r");
 185   if (!rcpyfd) {
 186     printf("failed to load python file /home/natas/.openbox/user.py\n");
 187   } else {
 188     PyRun_SimpleFile(rcpyfd, "/home/natas/.openbox/user.py");
 189     fclose(rcpyfd);
 190   }
 191
 192
 193   _state = State_Normal; // done starting
 194 }
 195
 196
 197 Openbox::~Openbox()
 198 {
 199   _state = State_Exiting; // time to kill everything
 200
 201   std::for_each(_screens.begin(), _screens.end(), otk::PointerAssassin());
 202
 203   // close the X display
 204   otk::OBDisplay::destroy();
 205 }
 206
 207
 208 void Openbox::parseCommandLine(int argc, char **argv)
 209 {
 210   bool err = false;
 211
 212   for (int i = 1; i < argc; ++i) {
 213     std::string arg(argv[i]);
 214
 215     if (arg == "-display") {
 216       if (++i >= argc)
 217         err = true;
 218       else
 219         _displayreq = argv[i];
 220     } else if (arg == "-rc") {
 221       if (++i >= argc)
 222         err = true;
 223       else
 224         _rcfilepath = argv[i];
 225     } else if (arg == "-menu") {
 226       if (++i >= argc)
 227         err = true;
 228       else
 229         _menufilepath = argv[i];
 230     } else if (arg == "-version") {
 231       showVersion();
 232       ::exit(0);
 233     } else if (arg == "-help") {
 234       showHelp();
 235       ::exit(0);
 236     } else
 237       err = true;
 238
 239     if (err) {
 240       showHelp();
 241       exit(1);
 242     }
 243   }
 244 }
 245
 246
 247 void Openbox::showVersion()
 248 {
 249   printf(_("Openbox - version %s\n"), OPENBOX_VERSION);
 250   printf("    (c) 2002 - 2002 Ben Jansens\n\n");
 251 }
 252
 253
 254 void Openbox::showHelp()
 255 {
 256   showVersion(); // show the version string and copyright
 257
 258   // print program usage and command line options
 259   printf(_("Usage: %s [OPTIONS...]\n\
 260   Options:\n\
 261   -display <string>  use display connection.\n\
 262   -rc <string>       use alternate resource file.\n\
 263   -menu <string>     use alternate menu file.\n\
 264   -version           display version and exit.\n\
 265   -help              display this help text and exit.\n\n"), _argv0);
 266
 267   printf(_("Compile time options:\n\
 268   Debugging: %s\n\
 269   Shape:     %s\n\
 270   Xinerama:  %s\n"),
 271 #ifdef    DEBUG
 272          _("yes"),
 273 #else // !DEBUG
 274          _("no"),
 275 #endif // DEBUG
 276
 277 #ifdef    SHAPE
 278          _("yes"),
 279 #else // !SHAPE
 280          _("no"),
 281 #endif // SHAPE
 282
 283 #ifdef    XINERAMA
 284          _("yes")
 285 #else // !XINERAMA
 286          _("no")
 287 #endif // XINERAMA
 288     );
 289 }
 290
 291
 292 void Openbox::eventLoop()
 293 {
 294   while (!_doshutdown) {
 295     dispatchEvents(); // from OtkEventDispatcher
 296     _timermanager.fire();
 297   }
 298 }
 299
 300
 301 void Openbox::addClient(Window window, OBClient *client)
 302 {
 303   _clients[window] = client;
 304 }
 305
 306
 307 void Openbox::removeClient(Window window)
 308 {
 309   _clients.erase(window);
 310 }
 311
 312
 313 OBClient *Openbox::findClient(Window window)
 314 {
 315   /*
 316     NOTE: we dont use _clients[] to find the value because that will insert
 317     a new null into the hash, which really sucks when we want to clean up the
 318     hash at shutdown!
 319   */
 320   ClientMap::iterator it = _clients.find(window);
 321   if (it != _clients.end())
 322     return it->second;
 323   else
 324     return (OBClient*) 0;
 325 }
 326
 327 }
 328