X-Git-Url: https://www.fi.muni.cz/~kas/git//home/kas/public_html/git/?a=blobdiff_plain;f=backend%2Fev-document.c;h=dcc620483dd10729a93884d4fff338395924af19;hb=ad039deb64377ecf8bbc2c81155b6da9dbeb2a88;hp=3ed1181d70d3f1b8ca6d14abf23f15e69aea4f20;hpb=694748d4887f8ffd866ae30c1660e86af2ceafed;p=evince.git

diff --git a/backend/ev-document.c b/backend/ev-document.c
index 3ed1181d..dcc62048 100644
--- 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
  *
@@ -20,9 +21,18 @@
 #include "config.h"
 
 #include "ev-document.h"
+#include "ev-backend-marshalers.h"
 
 static void ev_document_base_init (gpointer g_class);
 
+enum
+{
+	CHANGED,
+	LAST_SIGNAL
+};
+
+static guint signals[LAST_SIGNAL] = { 0 };
+
 GType
 ev_document_get_type (void)
 {
@@ -48,6 +58,22 @@ ev_document_get_type (void)
 static void
 ev_document_base_init (gpointer g_class)
 {
+	static gboolean initialized = FALSE;
+
+	if (!initialized)
+	{
+		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);
+
+		initialized = TRUE;
+	}
 }
 
 gboolean
@@ -74,6 +100,13 @@ 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)
@@ -118,3 +151,9 @@ 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);
+}