Add --with-platform configure switch

[evince.git] / shell / main.c

diff --git a/shell/main.c b/shell/main.c
index 771dbc2965a392c55ba1fd27bc6c5c1b9c9229cd..43fca484baf5d36662f17850ff28bc732fbeb924 100644 (file)
--- a/shell/main.c
+++ b/shell/main.c
@@ -22,6 +22,7 @@
 #include <stdlib.h>
 #include <string.h>
 
+#include <glib/gstdio.h>
 #include <glib/gi18n.h>
 #include <gtk/gtk.h>
 
@@ -76,6 +77,62 @@ static const GOptionEntry goption_options[] =
        { NULL }
 };
 
+static gboolean
+launch_previewer (void)
+{
+       GString *cmd_str;
+       gchar   *cmd;
+       gint     argc;
+       gchar  **argv;
+       gboolean retval = FALSE;
+       GError  *error = NULL;
+
+       /* Rebuild the command line, ignoring options
+        * not supported by the previewer and taking only
+        * the first path given
+        */
+       cmd_str = g_string_new ("evince-previewer");
+               
+       if (print_settings) {
+               gchar *quoted;
+
+               quoted = g_shell_quote (print_settings);
+               g_string_append_printf (cmd_str, " --print-settings %s", quoted);
+               g_free (quoted);
+       }
+
+       if (unlink_temp_file)
+               g_string_append (cmd_str, " --unlink-tempfile");
+
+       if (file_arguments) {
+               gchar *quoted;
+               
+               quoted = g_shell_quote (file_arguments[0]);
+               g_string_append_printf (cmd_str, " %s", quoted);
+               g_free (quoted);
+       }
+
+       cmd = g_string_free (cmd_str, FALSE);
+       g_shell_parse_argv (cmd, &argc, &argv, &error);
+       g_free (cmd);
+       
+       if (!error) {
+               retval = gdk_spawn_on_screen (gdk_screen_get_default (),
+                                             NULL, argv, NULL,
+                                             G_SPAWN_SEARCH_PATH,
+                                             NULL, NULL, NULL,
+                                             &error);
+               g_strfreev (argv);
+       }
+
+       if (error) {
+               g_warning ("Error launching previewer: %s\n", error->message);
+               g_error_free (error);
+       }
+
+       return retval;
+}
+
 static void
 value_free (GValue *value)
 {
@@ -96,8 +153,6 @@ value_free (GValue *value)
  *                          the page of the document to display.
  *  mode                ->  only if the view mode is one of the availables,
  *                          the view mode.
- *  unlink-temp-file    ->  only if the view mode is preview mode and
- *                          unlink-temp-file has been passed, unlink-temp-file.
  *
  * Returns: a pointer into #GHashTable with data from the arguments.
  */
@@ -159,8 +214,6 @@ arguments_parse (void)
                mode = EV_WINDOW_MODE_FULLSCREEN;
        else if (presentation_mode)
                mode = EV_WINDOW_MODE_PRESENTATION;
-       else if (preview_mode)
-               mode = EV_WINDOW_MODE_PREVIEW;
        else
                return args;
 
@@ -170,39 +223,30 @@ arguments_parse (void)
 
        g_hash_table_insert (args, g_strdup ("mode"), value);
 
-       if (mode == EV_WINDOW_MODE_PREVIEW && unlink_temp_file) {
-               value = g_new0 (GValue, 1);
-               g_value_init (value, G_TYPE_BOOLEAN);
-               g_value_set_boolean (value, unlink_temp_file);
-
-               g_hash_table_insert (args,
-                                    g_strdup ("unlink-temp-file"),
-                                    value);
-       }
-
-       if (mode == EV_WINDOW_MODE_PREVIEW && print_settings) {
-               value = g_new0 (GValue, 1);
-               g_value_init (value, G_TYPE_STRING);
-               g_value_set_string (value, print_settings);
-
-               g_hash_table_insert (args,
-                                    g_strdup ("print-settings"),
-                                    value);
-               g_free (print_settings);
-               print_settings = NULL;
-       }
-
        return args;
 }
 
+static gint
+find_window_list (EvWindow    *window,
+                 const gchar *uri)
+{
+       return g_ascii_strcasecmp (uri, ev_window_get_uri (window));
+}
+
 static void
 load_files (const char **files,
            GHashTable  *args)
 {
-       int i;
+       int    i;
+       GList *windows;
+
+       windows = ev_application_get_windows (EV_APP);
 
        if (!files) {
-               ev_application_open_window (EV_APP, args, GDK_CURRENT_TIME, NULL);
+               if (!windows)
+                       ev_application_open_window (EV_APP, args, GDK_CURRENT_TIME, NULL);
+               else
+                       g_list_free (windows);
                return;
        }
 
@@ -215,7 +259,12 @@ load_files (const char **files,
                file = g_file_new_for_commandline_arg (files[i]);
                uri = g_file_get_uri (file);
                g_object_unref (file);
-               
+
+               if (g_list_find_custom (windows, uri, (GCompareFunc) find_window_list)) {
+                       g_free (uri);
+                       continue;
+               }
+
                label = strchr (uri, '#');
 
                if (label) {
@@ -241,6 +290,8 @@ load_files (const char **files,
                
                g_free (uri);
         }
+
+       g_list_free (windows);
 }
 
 #ifdef ENABLE_DBUS
@@ -360,6 +411,14 @@ main (int argc, char *argv[])
        }
        g_option_context_free (context);
 
+       if (preview_mode) {
+               gboolean retval;
+               
+               retval = launch_previewer ();
+               
+               return retval ? 0 : 1;
+       }
+
        args = arguments_parse ();
 
 #ifdef ENABLE_DBUS
@@ -371,7 +430,7 @@ main (int argc, char *argv[])
                }
        }
 #endif /* ENABLE_DBUS */
-
+       
         if (!ev_init ())
                 return 1;
 
@@ -385,10 +444,15 @@ main (int argc, char *argv[])
        egg_set_desktop_file (GNOMEDATADIR "/applications/evince.desktop");
 #endif /* G_OS_WIN32 */
 
-       if (!ev_application_load_session (EV_APP))
-               load_files (file_arguments, args);
+       ev_application_load_session (EV_APP);
+       load_files (file_arguments, args);
        g_hash_table_destroy (args);
 
+       /* Change directory so we don't prevent unmounting in case the initial cwd
+        * is on an external device (see bug #575436)
+        */
+       g_chdir (g_get_home_dir ());    
+
        gtk_main ();
 
        ev_shutdown ();