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 gboolean unlink_temp_file = FALSE;
  51 static const char **file_arguments = NULL;
  52
  53 static const GOptionEntry goption_options[] =
  54 {
  55         { "page-label", 'p', 0, G_OPTION_ARG_STRING, &ev_page_label, N_("The page of the document to display."), N_("PAGE")},
  56         { "fullscreen", 'f', 0, G_OPTION_ARG_NONE, &fullscren_mode, N_("Run evince in fullscreen mode"), NULL },
  57         { "presentation", 's', 0, G_OPTION_ARG_NONE, &presentation_mode, N_("Run evince in presentation mode"), NULL },
  58         { "preview", 'w', 0, G_OPTION_ARG_NONE, &preview_mode, N_("Run evince as a previewer"), NULL },
  59         { "unlink-temp-file", 'u', G_OPTION_FLAG_HIDDEN, G_OPTION_ARG_NONE, &unlink_temp_file, NULL, NULL },
  60         { G_OPTION_REMAINING, 0, 0, G_OPTION_ARG_FILENAME_ARRAY, &file_arguments, NULL, N_("[FILE...]") },
  61         { NULL }
  62 };
  63
  64 static void
  65 value_free (GValue *value)
  66 {
  67         g_value_unset (value);
  68         g_free (value);
  69 }
  70
  71 static GHashTable *
  72 arguments_parse (void)
  73 {
  74         GHashTable      *args;
  75         GValue          *value;
  76         EvWindowRunMode  mode;
  77         GdkScreen       *screen;
  78         GdkDisplay      *display;
  79         const gchar     *display_name;
  80         gint             screen_number;
  81
  82         args = g_hash_table_new_full (g_str_hash,
  83                                       g_str_equal,
  84                                       (GDestroyNotify)g_free,
  85                                       (GDestroyNotify)value_free);
  86
  87         screen = gdk_screen_get_default ();
  88         display = gdk_screen_get_display (screen);
  89
  90         display_name = gdk_display_get_name (display);
  91         screen_number = gdk_screen_get_number (screen);
  92
  93         value = g_new0 (GValue, 1);
  94         g_value_init (value, G_TYPE_STRING);
  95         g_value_set_string (value, display_name);
  96         g_hash_table_insert (args, g_strdup ("display"), value);
  97
  98         value = g_new0 (GValue, 1);
  99         g_value_init (value, G_TYPE_INT);
 100         g_value_set_int (value, screen_number);
 101         g_hash_table_insert (args, g_strdup ("screen"), value);
 102
 103         if (ev_page_label) {
 104                 value = g_new0 (GValue, 1);
 105                 g_value_init (value, G_TYPE_STRING);
 106                 g_value_set_string (value, ev_page_label);
 107
 108                 g_hash_table_insert (args, g_strdup ("page-label"), value);
 109         }
 110
 111         if (fullscren_mode)
 112                 mode = EV_WINDOW_MODE_FULLSCREEN;
 113         else if (presentation_mode)
 114                 mode = EV_WINDOW_MODE_PRESENTATION;
 115         else if (preview_mode)
 116                 mode = EV_WINDOW_MODE_PREVIEW;
 117         else
 118                 return args;
 119
 120         value = g_new0 (GValue, 1);
 121         g_value_init (value, G_TYPE_UINT);
 122         g_value_set_uint (value, mode);
 123
 124         g_hash_table_insert (args, g_strdup ("mode"), value);
 125
 126         if (mode == EV_WINDOW_MODE_PREVIEW && unlink_temp_file) {
 127                 value = g_new0 (GValue, 1);
 128                 g_value_init (value, G_TYPE_BOOLEAN);
 129                 g_value_set_boolean (value, unlink_temp_file);
 130
 131                 g_hash_table_insert (args,
 132                                      g_strdup ("unlink-temp-file"),
 133                                      value);
 134         }
 135
 136         return args;
 137 }
 138
 139 static void
 140 load_files (const char **files,
 141             GHashTable  *args)
 142 {
 143         int i;
 144
 145         if (!files) {
 146                 ev_application_open_window (EV_APP, args, GDK_CURRENT_TIME, NULL);
 147                 return;
 148         }
 149
 150         for (i = 0; files[i]; i++) {
 151                 char   *uri;
 152                 char   *label;
 153                 GValue *old = NULL;
 154
 155                 uri = gnome_vfs_make_uri_from_shell_arg (files[i]);
 156
 157                 label = strchr (uri, GNOME_VFS_URI_MAGIC_CHR);
 158
 159                 if (label) {
 160                         GValue *new;
 161
 162                         *label = 0; label++;
 163
 164                         old = g_hash_table_lookup (args, "page-label");
 165
 166                         new = g_new0 (GValue, 1);
 167                         g_value_init (new, G_TYPE_STRING);
 168                         g_value_set_string (new, label);
 169
 170                         g_hash_table_insert (args, g_strdup ("page-label"), new);
 171
 172                 }
 173
 174                 ev_application_open_uri (EV_APP, uri, args,
 175                                          GDK_CURRENT_TIME, NULL);
 176
 177                 if (old)
 178                         g_hash_table_insert (args, g_strdup ("page-label"), old);
 179
 180                 g_free (uri);
 181         }
 182 }
 183
 184 #ifdef ENABLE_DBUS
 185
 186 static gboolean
 187 load_files_remote (const char **files,
 188                    GHashTable  *args)
 189 {
 190         int i;
 191         GError *error = NULL;
 192         DBusGConnection *connection;
 193         gboolean result = FALSE;
 194 #if DBUS_VERSION < 35
 195         DBusGPendingCall *call;
 196 #endif
 197         DBusGProxy *remote_object;
 198         GdkDisplay *display;
 199         guint32 timestamp;
 200
 201         display = gdk_display_get_default ();
 202         timestamp = gdk_x11_display_get_user_time (display);
 203         connection = dbus_g_bus_get (DBUS_BUS_STARTER, &error);
 204
 205         if (connection == NULL) {
 206                 g_warning (error->message);
 207                 g_error_free (error);
 208
 209                 return FALSE;
 210         }
 211
 212         remote_object = dbus_g_proxy_new_for_name (connection,
 213                                                    "org.gnome.evince.ApplicationService",
 214                                                    "/org/gnome/evince/Evince",
 215                                                    "org.gnome.evince.Application");
 216         if (!files) {
 217 #if DBUS_VERSION <= 33
 218                 call = dbus_g_proxy_begin_call (remote_object, "OpenWindow",
 219                                                 DBUS_TYPE_UINT32, &timestamp,
 220                                                 DBUS_TYPE_INVALID);
 221
 222                 if (!dbus_g_proxy_end_call (remote_object, call, &error, DBUS_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 #elif DBUS_VERSION == 34
 230                 call = dbus_g_proxy_begin_call (remote_object, "OpenWindow",
 231                                                 G_TYPE_UINT, timestamp,
 232                                                 G_TYPE_INVALID);
 233
 234                 if (!dbus_g_proxy_end_call (remote_object, call, &error, 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 #else
 242                 if (!dbus_g_proxy_call (remote_object, "OpenWindow", &error,
 243                                         dbus_g_type_get_map ("GHashTable", G_TYPE_STRING, G_TYPE_VALUE), args,
 244                                         G_TYPE_UINT, timestamp,
 245                                         G_TYPE_INVALID,
 246                                         G_TYPE_INVALID)) {
 247                         g_warning (error->message);
 248                         g_clear_error (&error);
 249                         g_object_unref (remote_object);
 250                         dbus_g_connection_unref (connection);
 251                         return FALSE;
 252                 }
 253 #endif
 254                 g_object_unref (remote_object);
 255                 dbus_g_connection_unref (connection);
 256
 257                 return TRUE;
 258         }
 259
 260         for (i = 0; files[i]; i++) {
 261                 const char *page_label;
 262                 char *uri;
 263
 264                 uri = gnome_vfs_make_uri_from_shell_arg (files[i]);
 265                 page_label = ev_page_label ? ev_page_label : "";
 266 #if DBUS_VERSION <= 33
 267                 call = dbus_g_proxy_begin_call (remote_object, "OpenURI",
 268                                                 DBUS_TYPE_STRING, &uri,
 269                                                 DBUS_TYPE_STRING, &page_label,
 270                                                 DBUS_TYPE_UINT32, &timestamp,
 271                                                 DBUS_TYPE_INVALID);
 272
 273                 if (!dbus_g_proxy_end_call (remote_object, call, &error, DBUS_TYPE_INVALID)) {
 274                         g_warning (error->message);
 275                         g_clear_error (&error);
 276                         g_free (uri);
 277                         continue;
 278                 }
 279 #elif DBUS_VERSION == 34
 280                 call = dbus_g_proxy_begin_call (remote_object, "OpenURI",
 281                                                 G_TYPE_STRING, uri,
 282                                                 G_TYPE_STRING, page_label,
 283                                                 G_TYPE_UINT, timestamp,
 284                                                 G_TYPE_INVALID);
 285
 286                 if (!dbus_g_proxy_end_call (remote_object, call, &error, G_TYPE_INVALID)) {
 287                         g_warning (error->message);
 288                         g_clear_error (&error);
 289                         g_free (uri);
 290                         continue;
 291                 }
 292 #else
 293                 if (!dbus_g_proxy_call (remote_object, "OpenURI", &error,
 294                                         G_TYPE_STRING, uri,
 295                                         dbus_g_type_get_map ("GHashTable", G_TYPE_STRING, G_TYPE_VALUE), args,
 296                                         G_TYPE_UINT, timestamp,
 297                                         G_TYPE_INVALID,
 298                                         G_TYPE_INVALID)) {
 299                         g_warning (error->message);
 300                         g_clear_error (&error);
 301                         g_free (uri);
 302                         continue;
 303                 }
 304 #endif
 305                 g_free (uri);
 306                 result = TRUE;
 307         }
 308
 309         g_object_unref (remote_object);
 310         dbus_g_connection_unref (connection);
 311
 312         gdk_notify_startup_complete ();
 313
 314         return result;
 315 }
 316 #endif /* ENABLE_DBUS */
 317
 318 int
 319 main (int argc, char *argv[])
 320 {
 321         gboolean enable_metadata = FALSE;
 322         GOptionContext *context;
 323         GHashTable *args;
 324         GnomeProgram *program;
 325
 326         context = g_option_context_new (_("GNOME Document Viewer"));
 327
 328 #ifdef ENABLE_NLS
 329         /* Initialize the i18n stuff */
 330         bindtextdomain(GETTEXT_PACKAGE, GNOMELOCALEDIR);
 331         bind_textdomain_codeset(GETTEXT_PACKAGE, "UTF-8");
 332         textdomain(GETTEXT_PACKAGE);
 333         g_option_context_add_main_entries (context, goption_options, GETTEXT_PACKAGE);
 334 #else
 335         g_option_context_add_main_entries (context, goption_options, NULL);
 336 #endif
 337
 338         program = gnome_program_init (PACKAGE, VERSION,
 339                                       LIBGNOMEUI_MODULE, argc, argv,
 340                                       GNOME_PARAM_GOPTION_CONTEXT, context,
 341                                       GNOME_PARAM_HUMAN_READABLE_NAME, _("Evince"),
 342                                       GNOME_PARAM_APP_DATADIR, GNOMEDATADIR,
 343                                       NULL);
 344
 345         args = arguments_parse ();
 346
 347 #ifdef ENABLE_DBUS
 348         if (!ev_application_register_service (EV_APP)) {
 349                 if (load_files_remote (file_arguments, args)) {
 350                         g_hash_table_destroy (args);
 351                         g_object_unref (program);
 352
 353                         return 0;
 354                 }
 355         } else {
 356                 enable_metadata = TRUE;
 357         }
 358 #endif
 359
 360         gdk_threads_init ();
 361         gnome_authentication_manager_init ();
 362
 363         if (enable_metadata) {
 364                 ev_metadata_manager_init ();
 365         }
 366
 367         ev_job_queue_init ();
 368         g_set_application_name (_("Evince Document Viewer"));
 369
 370         ev_file_helpers_init ();
 371         ev_debug_init ();
 372         ev_stock_icons_init ();
 373         gtk_window_set_default_icon_name ("evince");
 374
 375         load_files (file_arguments, args);
 376         g_hash_table_destroy (args);
 377
 378         gtk_main ();
 379
 380         gnome_accelerators_sync ();
 381         ev_file_helpers_shutdown ();
 382
 383         if (enable_metadata) {
 384                 ev_metadata_manager_shutdown ();
 385         }
 386         g_object_unref (program);
 387
 388         return 0;
 389 }