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-job-queue.h"
  42 #include "ev-file-helpers.h"
  43
  44 static gchar   *ev_page_label;
  45 static gboolean preview_mode = FALSE;
  46 static gboolean fullscren_mode = FALSE;
  47 static gboolean presentation_mode = FALSE;
  48 static gboolean unlink_temp_file = FALSE;
  49 static const char **file_arguments = NULL;
  50
  51 static const GOptionEntry goption_options[] =
  52 {
  53         { "page-label", 'p', 0, G_OPTION_ARG_STRING, &ev_page_label, N_("The page of the document to display."), N_("PAGE")},
  54         { "fullscreen", 'f', 0, G_OPTION_ARG_NONE, &fullscren_mode, N_("Run evince in fullscreen mode"), NULL },
  55         { "presentation", 's', 0, G_OPTION_ARG_NONE, &presentation_mode, N_("Run evince in presentation mode"), NULL },
  56         { "preview", 'w', 0, G_OPTION_ARG_NONE, &preview_mode, N_("Run evince as a previewer"), NULL },
  57         { "unlink-temp-file", 'u', G_OPTION_FLAG_HIDDEN, G_OPTION_ARG_NONE, &unlink_temp_file, NULL, 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         if (mode == EV_WINDOW_MODE_PREVIEW && unlink_temp_file) {
 125                 value = g_new0 (GValue, 1);
 126                 g_value_init (value, G_TYPE_BOOLEAN);
 127                 g_value_set_boolean (value, unlink_temp_file);
 128
 129                 g_hash_table_insert (args,
 130                                      g_strdup ("unlink-temp-file"),
 131                                      value);
 132         }
 133
 134         return args;
 135 }
 136
 137 static void
 138 load_files (const char **files,
 139             GHashTable  *args)
 140 {
 141         int i;
 142
 143         if (!files) {
 144                 ev_application_open_window (EV_APP, args, GDK_CURRENT_TIME, NULL);
 145                 return;
 146         }
 147
 148         for (i = 0; files[i]; i++) {
 149                 char   *uri;
 150                 char   *label;
 151                 GValue *old = NULL;
 152
 153                 uri = gnome_vfs_make_uri_from_shell_arg (files[i]);
 154
 155                 label = strchr (uri, GNOME_VFS_URI_MAGIC_CHR);
 156
 157                 if (label) {
 158                         GValue *new;
 159
 160                         *label = 0; label++;
 161
 162                         old = g_hash_table_lookup (args, "page-label");
 163
 164                         new = g_new0 (GValue, 1);
 165                         g_value_init (new, G_TYPE_STRING);
 166                         g_value_set_string (new, label);
 167
 168                         g_hash_table_insert (args, g_strdup ("page-label"), new);
 169
 170                 }
 171
 172                 ev_application_open_uri (EV_APP, uri, args,
 173                                          GDK_CURRENT_TIME, NULL);
 174
 175                 if (old)
 176                         g_hash_table_insert (args, g_strdup ("page-label"), old);
 177
 178                 g_free (uri);
 179         }
 180 }
 181
 182 #ifdef ENABLE_DBUS
 183 static gboolean
 184 load_files_remote (const char **files,
 185                    GHashTable  *args)
 186 {
 187         int i;
 188         GError *error = NULL;
 189         DBusGConnection *connection;
 190         gboolean result = FALSE;
 191         DBusGProxy *remote_object;
 192         GdkDisplay *display;
 193         guint32 timestamp;
 194
 195         display = gdk_display_get_default ();
 196         timestamp = gdk_x11_display_get_user_time (display);
 197         connection = dbus_g_bus_get (DBUS_BUS_STARTER, &error);
 198
 199         if (connection == NULL) {
 200                 g_warning (error->message);
 201                 g_error_free (error);
 202
 203                 return FALSE;
 204         }
 205
 206         remote_object = dbus_g_proxy_new_for_name (connection,
 207                                                    "org.gnome.evince.ApplicationService",
 208                                                    "/org/gnome/evince/Evince",
 209                                                    "org.gnome.evince.Application");
 210         if (!files) {
 211                 if (!dbus_g_proxy_call (remote_object, "OpenWindow", &error,
 212                                         dbus_g_type_get_map ("GHashTable", G_TYPE_STRING, G_TYPE_VALUE), args,
 213                                         G_TYPE_UINT, timestamp,
 214                                         G_TYPE_INVALID,
 215                                         G_TYPE_INVALID)) {
 216                         g_warning (error->message);
 217                         g_clear_error (&error);
 218                         g_object_unref (remote_object);
 219                         dbus_g_connection_unref (connection);
 220                         return FALSE;
 221                 }
 222
 223                 g_object_unref (remote_object);
 224                 dbus_g_connection_unref (connection);
 225
 226                 return TRUE;
 227         }
 228
 229         for (i = 0; files[i]; i++) {
 230                 const char *page_label;
 231                 char *uri;
 232
 233                 uri = gnome_vfs_make_uri_from_shell_arg (files[i]);
 234                 page_label = ev_page_label ? ev_page_label : "";
 235
 236                 if (!dbus_g_proxy_call (remote_object, "OpenURI", &error,
 237                                         G_TYPE_STRING, uri,
 238                                         dbus_g_type_get_map ("GHashTable", G_TYPE_STRING, G_TYPE_VALUE), args,
 239                                         G_TYPE_UINT, timestamp,
 240                                         G_TYPE_INVALID,
 241                                         G_TYPE_INVALID)) {
 242                         g_warning (error->message);
 243                         g_clear_error (&error);
 244                         g_free (uri);
 245                         continue;
 246                 }
 247
 248                 g_free (uri);
 249                 result = TRUE;
 250         }
 251
 252         g_object_unref (remote_object);
 253         dbus_g_connection_unref (connection);
 254
 255         gdk_notify_startup_complete ();
 256
 257         return result;
 258 }
 259 #endif /* ENABLE_DBUS */
 260
 261 int
 262 main (int argc, char *argv[])
 263 {
 264         gboolean enable_metadata = FALSE;
 265         GOptionContext *context;
 266         GHashTable *args;
 267         GnomeProgram *program;
 268
 269         context = g_option_context_new (_("GNOME Document Viewer"));
 270
 271 #ifdef ENABLE_NLS
 272         /* Initialize the i18n stuff */
 273         bindtextdomain(GETTEXT_PACKAGE, GNOMELOCALEDIR);
 274         bind_textdomain_codeset(GETTEXT_PACKAGE, "UTF-8");
 275         textdomain(GETTEXT_PACKAGE);
 276         g_option_context_add_main_entries (context, goption_options, GETTEXT_PACKAGE);
 277 #else
 278         g_option_context_add_main_entries (context, goption_options, NULL);
 279 #endif
 280
 281         program = gnome_program_init (PACKAGE, VERSION,
 282                                       LIBGNOMEUI_MODULE, argc, argv,
 283                                       GNOME_PARAM_GOPTION_CONTEXT, context,
 284                                       GNOME_PARAM_HUMAN_READABLE_NAME, _("Evince"),
 285                                       GNOME_PARAM_APP_DATADIR, GNOMEDATADIR,
 286                                       NULL);
 287
 288         args = arguments_parse ();
 289
 290 #ifdef ENABLE_DBUS
 291         if (!ev_application_register_service (EV_APP)) {
 292                 if (load_files_remote (file_arguments, args)) {
 293                         g_hash_table_destroy (args);
 294                         g_object_unref (program);
 295
 296                         return 0;
 297                 }
 298         } else {
 299                 enable_metadata = TRUE;
 300         }
 301 #endif
 302
 303         gdk_threads_init ();
 304         gnome_authentication_manager_init ();
 305
 306         if (enable_metadata) {
 307                 ev_metadata_manager_init ();
 308         }
 309
 310         ev_job_queue_init ();
 311         g_set_application_name (_("Evince Document Viewer"));
 312
 313         ev_file_helpers_init ();
 314         ev_stock_icons_init ();
 315         gtk_window_set_default_icon_name ("evince");
 316
 317         load_files (file_arguments, args);
 318         g_hash_table_destroy (args);
 319
 320         gtk_main ();
 321
 322         gnome_accelerators_sync ();
 323         ev_file_helpers_shutdown ();
 324
 325         if (enable_metadata) {
 326                 ev_metadata_manager_shutdown ();
 327         }
 328         g_object_unref (program);
 329
 330         return 0;
 331 }