src/openbox.cc (raw)
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// -*- mode: C++; indent-tabs-mode: nil; c-basic-offset: 2; -*- #ifdef HAVE_CONFIG_H # include "../config.h" #endif #include "openbox.hh" #include "client.hh" #include "screen.hh" #include "actions.hh" #include "bindings.hh" #include "python.hh" #include "otk/property.hh" #include "otk/assassin.hh" #include "otk/property.hh" #include "otk/util.hh" #include "otk/rendercolor.hh" extern "C" { #include <X11/cursorfont.h> #ifdef HAVE_STDIO_H # include <stdio.h> #endif // HAVE_STDIO_H #ifdef HAVE_STDLIB_H # include <stdlib.h> #endif // HAVE_STDLIB_H #ifdef HAVE_SIGNAL_H # include <signal.h> #endif // HAVE_SIGNAL_H #ifdef HAVE_FCNTL_H # include <fcntl.h> #endif // HAVE_FCNTL_H #ifdef HAVE_SYS_WAIT_H # include <sys/wait.h> #endif // HAVE_SYS_WAIT_H #include "gettext.h" #define _(str) gettext(str) } #include <algorithm> namespace ob { Openbox *openbox = (Openbox *) 0; void Openbox::signalHandler(int signal) { switch (signal) { case SIGUSR1: printf("Caught SIGUSR1 signal. Restarting.\n"); openbox->restart(); break; case SIGCHLD: wait(NULL); break; case SIGHUP: case SIGINT: case SIGTERM: case SIGPIPE: printf("Caught signal %d. Exiting.\n", signal); openbox->shutdown(); break; case SIGFPE: case SIGSEGV: printf("Caught signal %d. Aborting and dumping core.\n", signal); abort(); } } Openbox::Openbox(int argc, char **argv) : otk::EventDispatcher(), otk::EventHandler(), _display() { struct sigaction action; _state = State_Starting; // initializing everything openbox = this; _displayreq = (char*) 0; _argv = argv; _shutdown = false; _restart = false; _rcfilepath = otk::expandTilde("~/.openbox/rc3"); _scriptfilepath = otk::expandTilde("~/.openbox/user.py"); _focused_client = 0; _sync = false; _single = false; parseCommandLine(argc, argv); XSynchronize(**otk::display, _sync); // set up the signal handler action.sa_handler = Openbox::signalHandler; action.sa_mask = sigset_t(); action.sa_flags = SA_NOCLDSTOP | SA_NODEFER; sigaction(SIGUSR1, &action, (struct sigaction *) 0); sigaction(SIGPIPE, &action, (struct sigaction *) 0); sigaction(SIGSEGV, &action, (struct sigaction *) 0); sigaction(SIGFPE, &action, (struct sigaction *) 0); sigaction(SIGTERM, &action, (struct sigaction *) 0); sigaction(SIGINT, &action, (struct sigaction *) 0); sigaction(SIGHUP, &action, (struct sigaction *) 0); sigaction(SIGCHLD, &action, (struct sigaction *) 0); // anything that died while we were restarting won't give us a SIGCHLD while (waitpid(-1, NULL, WNOHANG) > 0); otk::RenderColor::initialize(); otk::Timer::initialize(); otk::Property::initialize(); _actions = new Actions(); _bindings = new Bindings(); setMasterHandler(_actions); // set as the master event handler // create the mouse cursors we'll use _cursors.session = XCreateFontCursor(**otk::display, XC_left_ptr); _cursors.move = XCreateFontCursor(**otk::display, XC_fleur); _cursors.ll_angle = XCreateFontCursor(**otk::display, XC_ll_angle); _cursors.lr_angle = XCreateFontCursor(**otk::display, XC_lr_angle); _cursors.ul_angle = XCreateFontCursor(**otk::display, XC_ul_angle); _cursors.ur_angle = XCreateFontCursor(**otk::display, XC_ur_angle); // initialize scripting python_init(argv[0]); // load config values //python_exec(SCRIPTDIR"/config.py"); // load openbox config values // run all of the python scripts //python_exec(SCRIPTDIR"/builtins.py"); // builtin callbacks //python_exec(SCRIPTDIR"/focus.py"); // focus helpers // run the user's script or the system defaults if that fails if (!python_exec(_scriptfilepath.c_str())) python_exec(SCRIPTDIR"/defaults.py"); // system default bahaviors // initialize all the screens _focused_screen = 0; for (int i = 0, max = ScreenCount(**otk::display); i < max; ++i) { Screen *screen; // in single mode skip the screens we don't want to manage if (_single && i != DefaultScreen(**otk::display)) { _screens.push_back(0); continue; } // try manage the screen screen = new Screen(i); if (screen->managed()) { _screens.push_back(screen); if (!_focused_screen) // set this to the first screen managed _focused_screen = screen; } else { delete screen; _screens.push_back(0); } } assert(_focused_screen); if (_screens.empty()) { printf(_("No screens were found without a window manager. Exiting.\n")); ::exit(1); } ScreenList::iterator it, end = _screens.end(); for (it = _screens.begin(); it != end; ++it) { (*it)->manageExisting(); } // grab any keys set up before the screens existed _bindings->grabKeys(true); // set up input focus setFocusedClient(0); _state = State_Normal; // done starting } Openbox::~Openbox() { _state = State_Exiting; // time to kill everything std::for_each(_screens.begin(), _screens.end(), otk::PointerAssassin()); delete _bindings; delete _actions; python_destroy(); XSetInputFocus(**otk::display, PointerRoot, RevertToNone, CurrentTime); XSync(**otk::display, false); // this tends to block.. i honestly am not sure why. causing an x error in // the shutdown process unblocks it. blackbox simply did a ::exit(0), so // all im gunna do is the same. //delete _display; otk::Timer::destroy(); otk::RenderColor::destroy(); } void Openbox::parseCommandLine(int argc, char **argv) { bool err = false; for (int i = 1; i < argc; ++i) { std::string arg(argv[i]); if (arg == "-display") { if (++i >= argc) err = true; else _displayreq = argv[i]; } else if (arg == "-rc") { if (++i >= argc) err = true; else _rcfilepath = argv[i]; } else if (arg == "-menu") { if (++i >= argc) err = true; else _menufilepath = argv[i]; } else if (arg == "-script") { if (++i >= argc) err = true; else _scriptfilepath = argv[i]; } else if (arg == "-sync") { _sync = true; } else if (arg == "-single") { _single = true; } else if (arg == "-version") { showVersion(); ::exit(0); } else if (arg == "-help") { showHelp(); ::exit(0); } else err = true; if (err) { showHelp(); exit(1); } } } void Openbox::showVersion() { printf(_("Openbox - version %s\n"), VERSION); printf(" (c) 2002 - 2002 Ben Jansens\n\n"); } void Openbox::showHelp() { showVersion(); // show the version string and copyright // print program usage and command line options printf(_("Usage: %s [OPTIONS...]\n\ Options:\n\ -display <string> use display connection.\n\ -single run on a single screen (default is to run every one).\n\ -rc <string> use alternate resource file.\n\ -menu <string> use alternate menu file.\n\ -script <string> use alternate startup script file.\n\ -sync run in synchronous mode (for debugging X errors).\n\ -version display version and exit.\n\ -help display this help text and exit.\n\n"), _argv[0]); printf(_("Compile time options:\n\ Debugging: %s\n\ Shape: %s\n\ Xinerama: %s\n\ Xkb: %s\n"), #ifdef DEBUG _("yes"), #else // !DEBUG _("no"), #endif // DEBUG #ifdef SHAPE _("yes"), #else // !SHAPE _("no"), #endif // SHAPE #ifdef XINERAMA _("yes"), #else // !XINERAMA _("no"), #endif // XINERAMA #ifdef XKB _("yes") #else // !XKB _("no") #endif // XKB ); } void Openbox::eventLoop() { while (true) { dispatchEvents(); // from otk::EventDispatcher XFlush(**otk::display); // flush here before we go wait for timers // don't wait if we're to shutdown if (_shutdown) break; otk::Timer::dispatchTimers(!_sync); // wait if not in sync mode } } void Openbox::addClient(Window window, Client *client) { _clients[window] = client; } void Openbox::removeClient(Window window) { _clients.erase(window); } Client *Openbox::findClient(Window window) { /* NOTE: we dont use _clients[] to find the value because that will insert a new null into the hash, which really sucks when we want to clean up the hash at shutdown! */ ClientMap::iterator it = _clients.find(window); if (it != _clients.end()) return it->second; else return (Client*) 0; } void Openbox::setFocusedClient(Client *c) { // sometimes this is called with the already-focused window, this is // important for the python scripts to work (eg, c = 0 twice). don't just // return if _focused_client == c assert(_focused_screen); // uninstall the old colormap if (_focused_client) _focused_client->installColormap(false); else _focused_screen->installColormap(false); _focused_client = c; if (c) { _focused_screen = _screens[c->screen()]; // install the client's colormap c->installColormap(true); } else { XSetInputFocus(**otk::display, _focused_screen->focuswindow(), RevertToNone, CurrentTime); // install the root window colormap _focused_screen->installColormap(true); } // set the NET_ACTIVE_WINDOW hint for all screens ScreenList::iterator it, end = _screens.end(); for (it = _screens.begin(); it != end; ++it) { int num = (*it)->number(); Window root = otk::display->screenInfo(num)->rootWindow(); otk::Property::set(root, otk::Property::atoms.net_active_window, otk::Property::atoms.window, (c && _focused_screen == *it) ? c->window() : None); } // call the python Focus callbacks EventData data(_focused_screen->number(), c, EventAction::Focus, 0); _bindings->fireEvent(&data); } } |