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 GtkBuilder *builder;
  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(G_OBJECT(d), "response",
  67                                  G_CALLBACK(gtk_widget_destroy),
  68                                  G_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 = atoi(argv[++i]) - 1;
 136                 /* tab number should not be negative */
 137                 obc_tab = MAX(obc_tab, 0);
 138             }
 139         }
 140         else
 141             obc_theme_install = argv[i];
 142     }
 143 }
 144
 145 static gboolean get_all(Window win, Atom prop, Atom type, gint size,
 146                         guchar **data, guint *num)
 147 {
 148     gboolean ret = FALSE;
 149     gint res;
 150     guchar *xdata = NULL;
 151     Atom ret_type;
 152     gint ret_size;
 153     gulong ret_items, bytes_left;
 154
 155     res = XGetWindowProperty(gdk_x11_get_default_xdisplay(), win, prop, 0l, G_MAXLONG,
 156                              FALSE, type, &ret_type, &ret_size,
 157                              &ret_items, &bytes_left, &xdata);
 158     if (res == Success) {
 159         if (ret_size == size && ret_items > 0) {
 160             guint i;
 161
 162             *data = g_malloc(ret_items * (size / 8));
 163             for (i = 0; i < ret_items; ++i)
 164                 switch (size) {
 165                 case 8:
 166                     (*data)[i] = xdata[i];
 167                     break;
 168                 case 16:
 169                     ((guint16*)*data)[i] = ((gushort*)xdata)[i];
 170                     break;
 171                 case 32:
 172                     ((guint32*)*data)[i] = ((gulong*)xdata)[i];
 173                     break;
 174                 default:
 175                     g_assert_not_reached(); /* unhandled size */
 176                 }
 177             *num = ret_items;
 178             ret = TRUE;
 179         }
 180         XFree(xdata);
 181     }
 182     return ret;
 183 }
 184
 185 static gboolean prop_get_string_utf8(Window win, Atom prop, gchar **ret)
 186 {
 187     gchar *raw;
 188     gchar *str;
 189     guint num;
 190
 191     if (get_all(win, prop,
 192                 gdk_x11_get_xatom_by_name("UTF8_STRING"),
 193                 8,(guchar**)&raw, &num))
 194     {
 195         str = g_strndup(raw, num); /* grab the first string from the list */
 196         g_free(raw);
 197         if (g_utf8_validate(str, -1, NULL)) {
 198             *ret = str;
 199             return TRUE;
 200         }
 201         g_free(str);
 202     }
 203     return FALSE;
 204 }
 205
 206 int main(int argc, char **argv)
 207 {
 208     gchar *p;
 209     GError *error = NULL;
 210     gboolean exit_with_error = FALSE;
 211
 212     bindtextdomain(PACKAGE_NAME, LOCALEDIR);
 213     bind_textdomain_codeset(PACKAGE_NAME, "UTF-8");
 214     textdomain(PACKAGE_NAME);
 215
 216     gtk_init(&argc, &argv);
 217     parse_args(argc, argv);
 218
 219     if (obc_theme_archive) {
 220         archive_create(obc_theme_archive);
 221         return 0;
 222     }
 223
 224     p = g_build_filename(RESOURCEDIR, "obconf.ui", NULL);
 225     builder = gtk_builder_new();
 226     gtk_builder_add_from_file(builder, p, &error);
 227     g_free(p);
 228
 229     if (error) {
 230         obconf_error(_("Failed to load the obconf.ui interface file. You have probably failed to install ObConf properly."), TRUE);
 231         g_printerr("%s\n", error->message);
 232         g_error_free(error);
 233         exit_with_error = TRUE;
 234     }
 235
 236     paths = obt_paths_new();
 237     parse_i = obt_xml_instance_new();
 238     rrinst = RrInstanceNew(gdk_x11_get_default_xdisplay(), gdk_x11_get_default_screen());
 239
 240     if (!obc_config_file) {
 241         gchar *p;
 242
 243         if (prop_get_string_utf8(GDK_ROOT_WINDOW(),
 244                                  gdk_x11_get_xatom_by_name("_OB_CONFIG_FILE"),
 245                                  &p))
 246         {
 247             obc_config_file = g_filename_from_utf8(p, -1, NULL, NULL, NULL);
 248             g_free(p);
 249         }
 250     }
 251
 252     xmlIndentTreeOutput = 1;
 253     if (!((obc_config_file &&
 254            obt_xml_load_file(parse_i, obc_config_file, "openbox_config")) ||
 255           obt_xml_load_config_file(parse_i, "openbox", "rc.xml",
 256                                    "openbox_config")))
 257     {
 258         obconf_error(_("Failed to load an rc.xml. You have probably failed to install Openbox properly."), TRUE);
 259         exit_with_error = TRUE;
 260     }
 261     else {
 262         doc = obt_xml_doc(parse_i);
 263         root = obt_xml_root(parse_i);
 264     }
 265
 266     /* look for parsing errors */
 267     {
 268         xmlErrorPtr e = xmlGetLastError();
 269         if (e) {
 270             char *a = g_strdup_printf
 271                 (_("Error while parsing the Openbox configuration file.  Your configuration file is not valid XML.\n\nMessage: %s"),
 272                  e->message);
 273             obconf_error(a, TRUE);
 274             g_free(a);
 275             exit_with_error = TRUE;
 276         }
 277     }
 278
 279     if (!exit_with_error) {
 280         gtk_builder_connect_signals(builder, NULL);
 281
 282         {
 283             gchar *s = g_strdup_printf
 284                 ("<span weight=\"bold\" size=\"xx-large\">ObConf %s</span>",
 285                  PACKAGE_VERSION);
 286             gtk_label_set_markup(GTK_LABEL
 287                                  (gtk_builder_get_object(builder, "title_label")),
 288                                  s);
 289             g_free(s);
 290         }
 291
 292         theme_setup_tab();
 293         appearance_setup_tab();
 294         windows_setup_tab();
 295         moveresize_setup_tab();
 296         mouse_setup_tab();
 297         desktops_setup_tab();
 298         margins_setup_tab();
 299         dock_setup_tab();
 300
 301         mainwin = get_widget("main_window");
 302         tabstrip = get_widget("tabstrip");
 303
 304         if (obc_theme_install)
 305             theme_install(obc_theme_install);
 306         else
 307             theme_load_all();
 308
 309         /* the main window is not shown here ! it is shown when the theme
 310            previews are completed */
 311         gtk_main();
 312
 313         preview_update_set_active_font(NULL);
 314         preview_update_set_inactive_font(NULL);
 315         preview_update_set_menu_header_font(NULL);
 316         preview_update_set_menu_item_font(NULL);
 317         preview_update_set_osd_active_font(NULL);
 318         preview_update_set_osd_inactive_font(NULL);
 319         preview_update_set_title_layout(NULL);
 320     }
 321
 322     RrInstanceFree(rrinst);
 323     obt_xml_instance_unref(parse_i);
 324     obt_paths_unref(paths);
 325
 326     xmlFreeDoc(doc);
 327     return 0;
 328 }
 329
 330 gboolean on_main_window_delete_event(GtkWidget *w, GdkEvent *e, gpointer d)
 331 {
 332     gtk_main_quit();
 333     return FALSE;
 334 }
 335
 336 void on_close_clicked()
 337 {
 338     gtk_main_quit();
 339 }
 340
 341 void obconf_show_main()
 342 {
 343     SnDisplay *sn_d;
 344     SnLauncheeContext *sn_cx;
 345
 346     if (gtk_widget_get_visible(mainwin)) return;
 347
 348     gtk_widget_show_all(mainwin);
 349
 350     /* Focus on the tab number specified by --tab. */
 351     if (obc_tab)
 352         gtk_notebook_set_current_page(GTK_NOTEBOOK(tabstrip), obc_tab);
 353
 354
 355     sn_d = sn_display_new(GDK_DISPLAY_XDISPLAY(gdk_display_get_default()),
 356                           NULL, NULL);
 357
 358     sn_cx = sn_launchee_context_new_from_environment
 359         (sn_d, gdk_screen_get_number(gdk_display_get_default_screen
 360                                      (gdk_display_get_default())));
 361
 362     if (sn_cx)
 363         sn_launchee_context_setup_window
 364             (sn_cx, GDK_WINDOW_XID(gtk_widget_get_window(mainwin)));
 365
 366     if (sn_cx)
 367         sn_launchee_context_complete(sn_cx);
 368
 369     if (sn_cx)
 370         sn_launchee_context_unref(sn_cx);
 371     sn_display_unref(sn_d);
 372 }