shell/main.c

   1 /*
   2  *  Copyright (C) 2004 Marco Pesenti Gritti
   3  *
   4  *  This program is free software; you can redistribute it and/or modify
   5  *  it under the terms of the GNU General Public License as published by
   6  *  the Free Software Foundation; either version 2, or (at your option)
   7  *  any later version.
   8  *
   9  *  This program is distributed in the hope that it will be useful,
  10  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  *  GNU General Public License for more details.
  13  *
  14  *  You should have received a copy of the GNU General Public License
  15  *  along with this program; if not, write to the Free Software
  16  *  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  17  *
  18  */
  19
  20 #include "config.h"
  21
  22 #include "ev-application.h"
  23 #include "ev-metadata-manager.h"
  24
  25 #include <glib/gi18n.h>
  26 #include <gdk/gdkx.h>
  27 #include <gtk/gtkmain.h>
  28 #include <stdlib.h>
  29 #include <string.h>
  30 #include <libgnome/gnome-program.h>
  31 #include <libgnomeui/gnome-ui-init.h>
  32 #include <libgnomeui/gnome-app-helper.h>
  33 #include <libgnomeui/gnome-authentication-manager.h>
  34 #include <libgnomevfs/gnome-vfs-utils.h>
  35
  36 #ifdef ENABLE_DBUS
  37 #include <dbus/dbus-glib-bindings.h>
  38 #endif
  39
  40 #include "ev-stock-icons.h"
  41 #include "ev-debug.h"
  42 #include "ev-job-queue.h"
  43 #include "ev-file-helpers.h"
  44
  45 static gchar   *ev_page_label;
  46 static gboolean preview_mode = FALSE;
  47 static gboolean fullscren_mode = FALSE;
  48 static gboolean presentation_mode = FALSE;
  49 static gboolean unlink_temp_file = FALSE;
  50 static const char **file_arguments = NULL;
  51
  52 static const GOptionEntry goption_options[] =
  53 {
  54         { "page-label", 'p', 0, G_OPTION_ARG_STRING, &ev_page_label, N_("The page of the document to display."), N_("PAGE")},
  55         { "fullscreen", 'f', 0, G_OPTION_ARG_NONE, &fullscren_mode, N_("Run evince in fullscreen mode"), NULL },
  56         { "presentation", 's', 0, G_OPTION_ARG_NONE, &presentation_mode, N_("Run evince in presentation mode"), NULL },
  57         { "preview", 'w', 0, G_OPTION_ARG_NONE, &preview_mode, N_("Run evince as a previewer"), NULL },
  58         { "unlink-temp-file", 'u', G_OPTION_FLAG_HIDDEN, G_OPTION_ARG_NONE, &unlink_temp_file, NULL, NULL },
  59         { G_OPTION_REMAINING, 0, 0, G_OPTION_ARG_FILENAME_ARRAY, &file_arguments, NULL, N_("[FILE...]") },
  60         { NULL }
  61 };
  62
  63 static void
  64 value_free (GValue *value)
  65 {
  66         g_value_unset (value);
  67         g_free (value);
  68 }
  69
  70 static GHashTable *
  71 arguments_parse (void)
  72 {
  73         GHashTable      *args;
  74         GValue          *value;
  75         EvWindowRunMode  mode;
  76         GdkScreen       *screen;
  77         GdkDisplay      *display;
  78         const gchar     *display_name;
  79         gint             screen_number;
  80
  81         args = g_hash_table_new_full (g_str_hash,
  82                                       g_str_equal,
  83                                       (GDestroyNotify)g_free,
  84                                       (GDestroyNotify)value_free);
  85
  86         screen = gdk_screen_get_default ();
  87         display = gdk_screen_get_display (screen);
  88
  89         display_name = gdk_display_get_name (display);
  90         screen_number = gdk_screen_get_number (screen);
  91
  92         value = g_new0 (GValue, 1);
  93         g_value_init (value, G_TYPE_STRING);
  94         g_value_set_string (value, display_name);
  95         g_hash_table_insert (args, g_strdup ("display"), value);
  96
  97         value = g_new0 (GValue, 1);
  98         g_value_init (value, G_TYPE_INT);
  99         g_value_set_int (value, screen_number);
 100         g_hash_table_insert (args, g_strdup ("screen"), value);
 101
 102         if (ev_page_label) {
 103                 value = g_new0 (GValue, 1);
 104                 g_value_init (value, G_TYPE_STRING);
 105                 g_value_set_string (value, ev_page_label);
 106
 107                 g_hash_table_insert (args, g_strdup ("page-label"), value);
 108         }
 109
 110         if (fullscren_mode)
 111                 mode = EV_WINDOW_MODE_FULLSCREEN;
 112         else if (presentation_mode)
 113                 mode = EV_WINDOW_MODE_PRESENTATION;
 114         else if (preview_mode)
 115                 mode = EV_WINDOW_MODE_PREVIEW;
 116         else
 117                 return args;
 118
 119         value = g_new0 (GValue, 1);
 120         g_value_init (value, G_TYPE_UINT);
 121         g_value_set_uint (value, mode);
 122
 123         g_hash_table_insert (args, g_strdup ("mode"), value);
 124
 125         if (mode == EV_WINDOW_MODE_PREVIEW && unlink_temp_file) {
 126                 value = g_new0 (GValue, 1);
 127                 g_value_init (value, G_TYPE_BOOLEAN);
 128                 g_value_set_boolean (value, unlink_temp_file);
 129
 130                 g_hash_table_insert (args,
 131                                      g_strdup ("unlink-temp-file"),
 132                                      value);
 133         }
 134
 135         return args;
 136 }
 137
 138 static void
 139 load_files (const char **files,
 140             GHashTable  *args)
 141 {
 142         int i;
 143
 144         if (!files) {
 145                 ev_application_open_window (EV_APP, args, GDK_CURRENT_TIME, NULL);
 146                 return;
 147         }
 148
 149         for (i = 0; files[i]; i++) {
 150                 char   *uri;
 151                 char   *label;
 152                 GValue *old = NULL;
 153
 154                 uri = gnome_vfs_make_uri_from_shell_arg (files[i]);
 155
 156                 label = strchr (uri, GNOME_VFS_URI_MAGIC_CHR);
 157
 158                 if (label) {
 159                         GValue *new;
 160
 161                         *label = 0; label++;
 162
 163                         old = g_hash_table_lookup (args, "page-label");
 164
 165                         new = g_new0 (GValue, 1);
 166                         g_value_init (new, G_TYPE_STRING);
 167                         g_value_set_string (new, label);
 168
 169                         g_hash_table_insert (args, g_strdup ("page-label"), new);
 170
 171                 }
 172
 173                 ev_application_open_uri (EV_APP, uri, args,
 174                                          GDK_CURRENT_TIME, NULL);
 175
 176                 if (old)
 177                         g_hash_table_insert (args, g_strdup ("page-label"), old);
 178
 179                 g_free (uri);
 180         }
 181 }
 182
 183 #ifdef ENABLE_DBUS
 184
 185 static gboolean
 186 load_files_remote (const char **files,
 187                    GHashTable  *args)
 188 {
 189         int i;
 190         GError *error = NULL;
 191         DBusGConnection *connection;
 192         gboolean result = FALSE;
 193 #if DBUS_VERSION < 35
 194         DBusGPendingCall *call;
 195 #endif
 196         DBusGProxy *remote_object;
 197         GdkDisplay *display;
 198         guint32 timestamp;
 199
 200         display = gdk_display_get_default ();
 201         timestamp = gdk_x11_display_get_user_time (display);
 202         connection = dbus_g_bus_get (DBUS_BUS_STARTER, &error);
 203
 204         if (connection == NULL) {
 205                 g_warning (error->message);
 206                 g_error_free (error);
 207
 208                 return FALSE;
 209         }
 210
 211         remote_object = dbus_g_proxy_new_for_name (connection,
 212                                                    "org.gnome.evince.ApplicationService",
 213                                                    "/org/gnome/evince/Evince",
 214                                                    "org.gnome.evince.Application");
 215         if (!files) {
 216 #if DBUS_VERSION <= 33
 217                 call = dbus_g_proxy_begin_call (remote_object, "OpenWindow",
 218                                                 DBUS_TYPE_UINT32, &timestamp,
 219                                                 DBUS_TYPE_INVALID);
 220
 221                 if (!dbus_g_proxy_end_call (remote_object, call, &error, DBUS_TYPE_INVALID)) {
 222                         g_warning (error->message);
 223                         g_clear_error (&error);
 224                         g_object_unref (remote_object);
 225                         dbus_g_connection_unref (connection);
 226                         return FALSE;
 227                 }
 228 #elif DBUS_VERSION == 34
 229                 call = dbus_g_proxy_begin_call (remote_object, "OpenWindow",
 230                                                 G_TYPE_UINT, timestamp,
 231                                                 G_TYPE_INVALID);
 232
 233                 if (!dbus_g_proxy_end_call (remote_object, call, &error, G_TYPE_INVALID)) {
 234                         g_warning (error->message);
 235                         g_clear_error (&error);
 236                         g_object_unref (remote_object);
 237                         dbus_g_connection_unref (connection);
 238                         return FALSE;
 239                 }
 240 #else
 241                 if (!dbus_g_proxy_call (remote_object, "OpenWindow", &error,
 242                                         dbus_g_type_get_map ("GHashTable", G_TYPE_STRING, G_TYPE_VALUE), args,
 243                                         G_TYPE_UINT, timestamp,
 244                                         G_TYPE_INVALID,
 245                                         G_TYPE_INVALID)) {
 246                         g_warning (error->message);
 247                         g_clear_error (&error);
 248                         g_object_unref (remote_object);
 249                         dbus_g_connection_unref (connection);
 250                         return FALSE;
 251                 }
 252 #endif
 253                 g_object_unref (remote_object);
 254                 dbus_g_connection_unref (connection);
 255
 256                 return TRUE;
 257         }
 258
 259         for (i = 0; files[i]; i++) {
 260                 const char *page_label;
 261                 char *uri;
 262
 263                 uri = gnome_vfs_make_uri_from_shell_arg (files[i]);
 264                 page_label = ev_page_label ? ev_page_label : "";
 265 #if DBUS_VERSION <= 33
 266                 call = dbus_g_proxy_begin_call (remote_object, "OpenURI",
 267                                                 DBUS_TYPE_STRING, &uri,
 268                                                 DBUS_TYPE_STRING, &page_label,
 269                                                 DBUS_TYPE_UINT32, &timestamp,
 270                                                 DBUS_TYPE_INVALID);
 271
 272                 if (!dbus_g_proxy_end_call (remote_object, call, &error, DBUS_TYPE_INVALID)) {
 273                         g_warning (error->message);
 274                         g_clear_error (&error);
 275                         g_free (uri);
 276                         continue;
 277                 }
 278 #elif DBUS_VERSION == 34
 279                 call = dbus_g_proxy_begin_call (remote_object, "OpenURI",
 280                                                 G_TYPE_STRING, uri,
 281                                                 G_TYPE_STRING, page_label,
 282                                                 G_TYPE_UINT, timestamp,
 283                                                 G_TYPE_INVALID);
 284
 285                 if (!dbus_g_proxy_end_call (remote_object, call, &error, G_TYPE_INVALID)) {
 286                         g_warning (error->message);
 287                         g_clear_error (&error);
 288                         g_free (uri);
 289                         continue;
 290                 }
 291 #else
 292                 if (!dbus_g_proxy_call (remote_object, "OpenURI", &error,
 293                                         G_TYPE_STRING, uri,
 294                                         dbus_g_type_get_map ("GHashTable", G_TYPE_STRING, G_TYPE_VALUE), args,
 295                                         G_TYPE_UINT, timestamp,
 296                                         G_TYPE_INVALID,
 297                                         G_TYPE_INVALID)) {
 298                         g_warning (error->message);
 299                         g_clear_error (&error);
 300                         g_free (uri);
 301                         continue;
 302                 }
 303 #endif
 304                 g_free (uri);
 305                 result = TRUE;
 306         }
 307
 308         g_object_unref (remote_object);
 309         dbus_g_connection_unref (connection);
 310
 311         gdk_notify_startup_complete ();
 312
 313         return result;
 314 }
 315 #endif /* ENABLE_DBUS */
 316
 317 int
 318 main (int argc, char *argv[])
 319 {
 320         gboolean enable_metadata = FALSE;
 321         GOptionContext *context;
 322         GHashTable *args;
 323         GnomeProgram *program;
 324
 325         context = g_option_context_new (_("GNOME Document Viewer"));
 326
 327 #ifdef ENABLE_NLS
 328         /* Initialize the i18n stuff */
 329         bindtextdomain(GETTEXT_PACKAGE, GNOMELOCALEDIR);
 330         bind_textdomain_codeset(GETTEXT_PACKAGE, "UTF-8");
 331         textdomain(GETTEXT_PACKAGE);
 332         g_option_context_add_main_entries (context, goption_options, GETTEXT_PACKAGE);
 333 #else
 334         g_option_context_add_main_entries (context, goption_options, NULL);
 335 #endif
 336
 337         program = gnome_program_init (PACKAGE, VERSION,
 338                                       LIBGNOMEUI_MODULE, argc, argv,
 339                                       GNOME_PARAM_GOPTION_CONTEXT, context,
 340                                       GNOME_PARAM_HUMAN_READABLE_NAME, _("Evince"),
 341                                       GNOME_PARAM_APP_DATADIR, GNOMEDATADIR,
 342                                       NULL);
 343
 344         args = arguments_parse ();
 345
 346 #ifdef ENABLE_DBUS
 347         if (!ev_application_register_service (EV_APP)) {
 348                 if (load_files_remote (file_arguments, args)) {
 349                         g_hash_table_destroy (args);
 350                         g_object_unref (program);
 351
 352                         return 0;
 353                 }
 354         } else {
 355                 enable_metadata = TRUE;
 356         }
 357 #endif
 358
 359         gdk_threads_init ();
 360         gnome_authentication_manager_init ();
 361
 362         if (enable_metadata) {
 363                 ev_metadata_manager_init ();
 364         }
 365
 366         ev_job_queue_init ();
 367         g_set_application_name (_("Evince Document Viewer"));
 368
 369         ev_file_helpers_init ();
 370         ev_debug_init ();
 371         ev_stock_icons_init ();
 372         gtk_window_set_default_icon_name ("evince");
 373
 374         load_files (file_arguments, args);
 375         g_hash_table_destroy (args);
 376
 377         gtk_main ();
 378
 379         gnome_accelerators_sync ();
 380         ev_file_helpers_shutdown ();
 381
 382         if (enable_metadata) {
 383                 ev_metadata_manager_shutdown ();
 384         }
 385         g_object_unref (program);
 386
 387         return 0;
 388 }