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