Fix document title bugs and fallback to filename when not available.

[evince.git] / backend / ev-document.c

diff --git a/backend/ev-document.c b/backend/ev-document.c
index 5886e3f622100642e8d96633985befd63b79c8c1..e80f95fccf2567a50dd204ce7e824f0ca66c31f3 100644 (file)
--- a/backend/ev-document.c
+++ b/backend/ev-document.c
@@ -1,3 +1,4 @@
+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8; c-indent-level: 8 -*- */
 /*
  *  Copyright (C) 2004 Marco Pesenti Gritti
  *
@@ -20,8 +21,17 @@
 #include "config.h"
 
 #include "ev-document.h"
+#include "ev-backend-marshalers.h"
 
-static void ev_document_base_init (gpointer g_class);
+static void ev_document_class_init (gpointer g_class);
+
+enum
+{
+       CHANGED,
+       LAST_SIGNAL
+};
+
+static guint signals[LAST_SIGNAL] = { 0 };
 
 GType
 ev_document_get_type (void)
@@ -33,8 +43,9 @@ ev_document_get_type (void)
                static const GTypeInfo our_info =
                {
                        sizeof (EvDocumentIface),
-                       ev_document_base_init,
                        NULL,
+                       NULL,
+                       (GClassInitFunc)ev_document_class_init
                };
 
                type = g_type_register_static (G_TYPE_INTERFACE,
@@ -46,8 +57,24 @@ ev_document_get_type (void)
 }
 
 static void
-ev_document_base_init (gpointer g_class)
+ev_document_class_init (gpointer g_class)
 {
+       signals[CHANGED] =
+               g_signal_new ("changed",
+                             EV_TYPE_DOCUMENT,
+                             G_SIGNAL_RUN_LAST,
+                             G_STRUCT_OFFSET (EvDocumentIface, changed),
+                             NULL, NULL,
+                             g_cclosure_marshal_VOID__VOID,
+                             G_TYPE_NONE,
+                             0);
+
+       g_object_interface_install_property (g_class,
+                               g_param_spec_string ("title",
+                                                    "Document Title",
+                                                    "The title of the document",
+                                                    NULL,
+                                                    G_PARAM_READABLE));
 }
 
 gboolean
@@ -59,6 +86,16 @@ ev_document_load (EvDocument  *document,
        return iface->load (document, uri, error);
 }
 
+char *
+ev_document_get_title (EvDocument  *document)
+{
+       char *title;
+
+       g_object_get (document, "title", &title, NULL);
+
+       return title;
+}
+
 int
 ev_document_get_n_pages (EvDocument  *document)
 {
@@ -74,6 +111,13 @@ ev_document_set_page (EvDocument  *document,
        iface->set_page (document, page);
 }
 
+int
+ev_document_get_page (EvDocument *document)
+{
+       EvDocumentIface *iface = EV_DOCUMENT_GET_IFACE (document);
+       return iface->get_page (document);
+}
+
 void
 ev_document_set_target (EvDocument  *document,
                        GdkDrawable *target)
@@ -83,14 +127,29 @@ ev_document_set_target (EvDocument  *document,
 }
 
 void
-ev_document_set_page_rect (EvDocument  *document,
-                          int          x,
-                          int          y,
-                          int          width,
-                          int          height)
+ev_document_set_scale (EvDocument   *document,
+                      double        scale)
+{
+       EvDocumentIface *iface = EV_DOCUMENT_GET_IFACE (document);
+       iface->set_scale (document, scale);
+}
+
+void
+ev_document_set_page_offset (EvDocument  *document,
+                            int          x,
+                            int          y)
+{
+       EvDocumentIface *iface = EV_DOCUMENT_GET_IFACE (document);
+       iface->set_page_offset (document, x, y);
+}
+
+void
+ev_document_get_page_size   (EvDocument   *document,
+                            int          *width,
+                            int          *height)
 {
        EvDocumentIface *iface = EV_DOCUMENT_GET_IFACE (document);
-       iface->set_page_rect (document, x, y, width, height);
+       iface->get_page_size (document, width, height);
 }
 
 void
@@ -103,3 +162,9 @@ ev_document_render (EvDocument  *document,
        EvDocumentIface *iface = EV_DOCUMENT_GET_IFACE (document);
        iface->render (document, clip_x, clip_y, clip_width, clip_height);
 }
+
+void
+ev_document_changed (EvDocument *document)
+{
+       g_signal_emit (G_OBJECT (document), signals[CHANGED], 0);
+}