src/main.c

   1 /* -*- indent-tabs-mode: nil; tab-width: 4; c-basic-offset: 4; -*-
   2
   3    main.c for ObConf, the configuration tool for Openbox
   4    Copyright (c) 2003-2008   Dana Jansens
   5    Copyright (c) 2003        Tim Riley
   6
   7    This program is free software; you can redistribute it and/or modify
   8    it under the terms of the GNU General Public License as published by
   9    the Free Software Foundation; either version 2 of the License, or
  10    (at your option) any later version.
  11
  12    This program is distributed in the hope that it will be useful,
  13    but WITHOUT ANY WARRANTY; without even the implied warranty of
  14    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15    GNU General Public License for more details.
  16
  17    See the COPYING file for a copy of the GNU General Public License.
  18 */
  19
  20 #include "main.h"
  21 #include "archive.h"
  22 #include "theme.h"
  23 #include "appearance.h"
  24 #include "windows.h"
  25 #include "margins.h"
  26 #include "mouse.h"
  27 #include "desktops.h"
  28 #include "dock.h"
  29 #include "preview_update.h"
  30 #include "gettext.h"
  31
  32 #include <gdk/gdkx.h>
  33 #define SN_API_NOT_YET_FROZEN
  34 #include <libsn/sn.h>
  35 #undef SN_API_NOT_YET_FROZEN
  36 #include <stdlib.h>
  37
  38 GtkWidget *mainwin = NULL;
  39 GtkWidget *tabstrip = NULL;
  40
  41 GladeXML *glade;
  42 xmlDocPtr doc;
  43 xmlNodePtr root;
  44 RrInstance *rrinst;
  45 gchar *obc_config_file = NULL;
  46 gint obc_tab;
  47 ObtPaths *paths;
  48 ObtXmlInst *parse_i;
  49
  50 static gchar *obc_theme_install = NULL;
  51 static gchar *obc_theme_archive = NULL;
  52
  53 void obconf_error(gchar *msg, gboolean modal)
  54 {
  55     GtkWidget *d;
  56
  57     d = gtk_message_dialog_new(mainwin ? GTK_WINDOW(mainwin) : NULL,
  58                                GTK_DIALOG_DESTROY_WITH_PARENT,
  59                                GTK_MESSAGE_ERROR,
  60                                GTK_BUTTONS_CLOSE,
  61                                "%s", msg);
  62     gtk_window_set_title(GTK_WINDOW(d), _("ObConf Error"));
  63     if (modal)
  64         gtk_dialog_run(GTK_DIALOG(d));
  65     else {
  66         g_signal_connect_swapped(GTK_OBJECT(d), "response",
  67                                  G_CALLBACK(gtk_widget_destroy),
  68                                  GTK_OBJECT(d));
  69         gtk_widget_show(d);
  70     }
  71 }
  72
  73 static void print_version()
  74 {
  75     g_print("ObConf %s\n", PACKAGE_VERSION);
  76     g_print(_("Copyright (c)"));
  77     g_print(" 2003-2008   Dana Jansens\n");
  78     g_print(_("Copyright (c)"));
  79     g_print(" 2003        Tim Riley\n");
  80     g_print(_("Copyright (c)"));
  81     g_print(" 2007        Javeed Shaikh\n\n");
  82     g_print("This program comes with ABSOLUTELY NO WARRANTY.\n");
  83     g_print("This is free software, and you are welcome to redistribute it\n");
  84     g_print("under certain conditions. See the file COPYING for details.\n\n");
  85
  86     exit(EXIT_SUCCESS);
  87 }
  88
  89 static void print_help()
  90 {
  91     g_print(_("Syntax: obconf [options] [ARCHIVE.obt]\n"));
  92     g_print(_("\nOptions:\n"));
  93     g_print(_("  --help                Display this help and exit\n"));
  94     g_print(_("  --version             Display the version and exit\n"));
  95     g_print(_("  --install ARCHIVE.obt Install the given theme archive and select it\n"));
  96     g_print(_("  --archive THEME       Create a theme archive from the given theme directory\n"));
  97     g_print(_("  --config-file FILE    Specify the path to the config file to use\n"));
  98     g_print(_("  --tab NUMBER          Switch to tab number NUMBER on startup\n"));
  99     g_print(_("\nPlease report bugs at %s\n\n"), PACKAGE_BUGREPORT);
 100
 101     exit(EXIT_SUCCESS);
 102 }
 103
 104 static void parse_args(int argc, char **argv)
 105 {
 106     int i;
 107
 108     for (i = 1; i < argc; ++i) {
 109         if (!strcmp(argv[i], "--help"))
 110             print_help();
 111         if (!strcmp(argv[i], "--version"))
 112             print_version();
 113         else if (!strcmp(argv[i], "--install")) {
 114             if (i == argc - 1) /* no args left */
 115                 g_printerr(_("--install requires an argument\n"));
 116             else
 117                 obc_theme_install = argv[++i];
 118         }
 119         else if (!strcmp(argv[i], "--archive")) {
 120             if (i == argc - 1) /* no args left */
 121                 g_printerr(_("--archive requires an argument\n"));
 122             else
 123                 obc_theme_archive = argv[++i];
 124         }
 125         else if (!strcmp(argv[i], "--config-file")) {
 126             if (i == argc - 1) /* no args left */
 127                 g_printerr(_("--config-file requires an argument\n"));
 128             else
 129                 obc_config_file = argv[++i];
 130         }
 131         else if (!strcmp(argv[i], "--tab")) {
 132             if (i == argc - 1) /* no args left */
 133                 g_printerr(_("--tab requires an argument\n"));
 134             else
 135                 obc_tab = MAX(atoi(argv[++i]) - 1, 0);
 136         }
 137         else
 138             obc_theme_install = argv[i];
 139     }
 140 }
 141
 142 static gboolean get_all(Window win, Atom prop, Atom type, gint size,
 143                         guchar **data, guint *num)
 144 {
 145     gboolean ret = FALSE;
 146     gint res;
 147     guchar *xdata = NULL;
 148     Atom ret_type;
 149     gint ret_size;
 150     gulong ret_items, bytes_left;
 151
 152     res = XGetWindowProperty(GDK_DISPLAY(), win, prop, 0l, G_MAXLONG,
 153                              FALSE, type, &ret_type, &ret_size,
 154                              &ret_items, &bytes_left, &xdata);
 155     if (res == Success) {
 156         if (ret_size == size && ret_items > 0) {
 157             guint i;
 158
 159             *data = g_malloc(ret_items * (size / 8));
 160             for (i = 0; i < ret_items; ++i)
 161                 switch (size) {
 162                 case 8:
 163                     (*data)[i] = xdata[i];
 164                     break;
 165                 case 16:
 166                     ((guint16*)*data)[i] = ((gushort*)xdata)[i];
 167                     break;
 168                 case 32:
 169                     ((guint32*)*data)[i] = ((gulong*)xdata)[i];
 170                     break;
 171                 default:
 172                     g_assert_not_reached(); /* unhandled size */
 173                 }
 174             *num = ret_items;
 175             ret = TRUE;
 176         }
 177         XFree(xdata);
 178     }
 179     return ret;
 180 }
 181
 182 static gboolean prop_get_string_utf8(Window win, Atom prop, gchar **ret)
 183 {
 184     gchar *raw;
 185     gchar *str;
 186     guint num;
 187
 188     if (get_all(win, prop,
 189                 gdk_x11_get_xatom_by_name("UTF8_STRING"),
 190                 8,(guchar**)&raw, &num))
 191     {
 192         str = g_strndup(raw, num); /* grab the first string from the list */
 193         g_free(raw);
 194         if (g_utf8_validate(str, -1, NULL)) {
 195             *ret = str;
 196             return TRUE;
 197         }
 198         g_free(str);
 199     }
 200     return FALSE;
 201 }
 202
 203 int main(int argc, char **argv)
 204 {
 205     gchar *p;
 206     gboolean exit_with_error = FALSE;
 207
 208     bindtextdomain(PACKAGE_NAME, LOCALEDIR);
 209     bind_textdomain_codeset(PACKAGE_NAME, "UTF-8");
 210     textdomain(PACKAGE_NAME);
 211
 212     gtk_init(&argc, &argv);
 213     parse_args(argc, argv);
 214
 215     if (obc_theme_archive) {
 216         archive_create(obc_theme_archive);
 217         return 0;
 218     }
 219
 220     p = g_build_filename(GLADEDIR, "obconf.glade", NULL);
 221     glade = glade_xml_new(p, NULL, NULL);
 222     g_free(p);
 223
 224     if (!glade) {
 225         obconf_error(_("Failed to load the obconf.glade interface file. You have probably failed to install ObConf properly."), TRUE);
 226         exit_with_error = TRUE;
 227     }
 228
 229     paths = obt_paths_new();
 230     parse_i = obt_xml_instance_new();
 231     rrinst = RrInstanceNew(GDK_DISPLAY(), gdk_x11_get_default_screen());
 232
 233     if (!obc_config_file) {
 234         gchar *p;
 235
 236         if (prop_get_string_utf8(GDK_ROOT_WINDOW(),
 237                                  gdk_x11_get_xatom_by_name("_OB_CONFIG_FILE"),
 238                                  &p))
 239         {
 240             obc_config_file = g_filename_from_utf8(p, -1, NULL, NULL, NULL);
 241             g_free(p);
 242         }
 243     }
 244
 245     xmlIndentTreeOutput = 1;
 246     if (!((obc_config_file &&
 247            obt_xml_load_file(parse_i, obc_config_file, "openbox_config")) ||
 248           obt_xml_load_config_file(parse_i, "openbox", "rc.xml",
 249                                    "openbox_config")))
 250     {
 251         obconf_error(_("Failed to load an rc.xml. You have probably failed to install Openbox properly."), TRUE);
 252         exit_with_error = TRUE;
 253     }
 254     else {
 255         doc = obt_xml_doc(parse_i);
 256         root = obt_xml_root(parse_i);
 257     }
 258
 259     /* look for parsing errors */
 260     {
 261         xmlErrorPtr e = xmlGetLastError();
 262         if (e) {
 263             char *a = g_strdup_printf
 264                 (_("Error while parsing the Openbox configuration file.  Your configuration file is not valid XML.\n\nMessage: %s"),
 265                  e->message);
 266             obconf_error(a, TRUE);
 267             g_free(a);
 268             exit_with_error = TRUE;
 269         }
 270     }
 271
 272     if (!exit_with_error) {
 273         glade_xml_signal_autoconnect(glade);
 274
 275         {
 276             gchar *s = g_strdup_printf
 277                 ("<span weight=\"bold\" size=\"xx-large\">ObConf %s</span>",
 278                  PACKAGE_VERSION);
 279             gtk_label_set_markup(GTK_LABEL
 280                                  (glade_xml_get_widget(glade, "title_label")),
 281                                  s);
 282             g_free(s);
 283         }
 284
 285         theme_setup_tab();
 286         appearance_setup_tab();
 287         windows_setup_tab();
 288         moveresize_setup_tab();
 289         mouse_setup_tab();
 290         desktops_setup_tab();
 291         margins_setup_tab();
 292         dock_setup_tab();
 293
 294         mainwin = get_widget("main_window");
 295         tabstrip = glade_xml_get_widget(glade, "tabstrip");
 296
 297         if (obc_theme_install)
 298             theme_install(obc_theme_install);
 299         else
 300             theme_load_all();
 301
 302         /* the main window is not shown here ! it is shown when the theme
 303            previews are completed */
 304         gtk_main();
 305
 306         preview_update_set_active_font(NULL);
 307         preview_update_set_inactive_font(NULL);
 308         preview_update_set_menu_header_font(NULL);
 309         preview_update_set_menu_item_font(NULL);
 310         preview_update_set_osd_active_font(NULL);
 311         preview_update_set_osd_inactive_font(NULL);
 312         preview_update_set_title_layout(NULL);
 313     }
 314
 315     RrInstanceFree(rrinst);
 316     obt_xml_instance_unref(parse_i);
 317     obt_paths_unref(paths);
 318
 319     xmlFreeDoc(doc);
 320     return 0;
 321 }
 322
 323 gboolean on_main_window_delete_event(GtkWidget *w, GdkEvent *e, gpointer d)
 324 {
 325     gtk_main_quit();
 326     return FALSE;
 327 }
 328
 329 void on_close_clicked()
 330 {
 331     gtk_main_quit();
 332 }
 333
 334 void obconf_show_main()
 335 {
 336     SnDisplay *sn_d;
 337     SnLauncheeContext *sn_cx;
 338
 339     if (GTK_WIDGET_VISIBLE(mainwin)) return;
 340
 341     gtk_widget_show_all(mainwin);
 342
 343     /* Focus on the tab number specified by --tab. */
 344     if (obc_tab)
 345         gtk_notebook_set_current_page(GTK_NOTEBOOK(tabstrip), obc_tab);
 346
 347
 348     sn_d = sn_display_new(GDK_DISPLAY_XDISPLAY(gdk_display_get_default()),
 349                           NULL, NULL);
 350
 351     sn_cx = sn_launchee_context_new_from_environment
 352         (sn_d, gdk_screen_get_number(gdk_display_get_default_screen
 353                                      (gdk_display_get_default())));
 354
 355     if (sn_cx)
 356         sn_launchee_context_setup_window
 357             (sn_cx, GDK_WINDOW_XWINDOW(GDK_WINDOW(mainwin->window)));
 358
 359     if (sn_cx)
 360         sn_launchee_context_complete(sn_cx);
 361
 362     if (sn_cx)
 363         sn_launchee_context_unref(sn_cx);
 364     sn_display_unref(sn_d);
 365 }