5 files changed, 92 insertions, 0 deletions

diff --git a/embed/ephy-embed.c b/embed/ephy-embed.c
index 2c6a97b25..6eaf2b66c 100644
--- a/embed/ephy-embed.c
+++ b/embed/ephy-embed.c
@@ -645,6 +645,38 @@ ephy_embed_get_zoom (EphyEmbed *embed)
 }
 
 /**
+ * ephy_embed_scroll:
+ * @embed: an #EphyEmbed
+ * @num_lines: The number of lines to scroll by
+ *
+ * Scrolls the view by lines. Positive numbers scroll down, negative
+ * numbers scroll up
+ *
+ **/
+void
+ephy_embed_scroll (EphyEmbed *embed, int num_lines)
+{
+	EphyEmbedIface *iface = EPHY_EMBED_GET_IFACE (embed);
+	iface->scroll (embed, num_lines);
+}
+
+/**
+ * ephy_embed_page_scroll:
+ * @embed: an #EphyEmbed
+ * @num_lines: The number of pages to scroll by
+ *
+ * Scrolls the view by pages. Positive numbers scroll down, negative
+ * numbers scroll up
+ *
+ **/
+void
+ephy_embed_page_scroll (EphyEmbed *embed, int num_pages)
+{
+	EphyEmbedIface *iface = EPHY_EMBED_GET_IFACE (embed);
+	iface->page_scroll (embed, num_pages);
+}
+
+/**
  * ephy_embed_shistory_n_items:
  * @embed: an #EphyEmbed
  *
diff --git a/embed/ephy-embed.h b/embed/ephy-embed.h
index 02d3f3cb6..6f1787222 100644
--- a/embed/ephy-embed.h
+++ b/embed/ephy-embed.h
@@ -192,6 +192,8 @@ struct _EphyEmbedIface
 	void		   (* set_zoom)			(EphyEmbed *embed,
 							 float zoom);
 	float		   (* get_zoom)			(EphyEmbed *embed);
+	void		   (* scroll)			(EphyEmbed *embed, int num_lines);
+	void		   (* page_scroll)		(EphyEmbed *embed, int num_pages);
 	char *		   (* get_encoding)		(EphyEmbed *embed);
 	gboolean	   (* has_automatic_encoding)	(EphyEmbed *embed);
 	void		   (* set_encoding)		(EphyEmbed *embed,
@@ -205,6 +207,7 @@ struct _EphyEmbedIface
 							 int page);
 	gboolean	   (* has_modified_forms)	(EphyEmbed *embed);
 	void		   (* close)			(EphyEmbed *embed);
+
 };
 
 GType 		  ephy_embed_net_state_get_type		(void);
@@ -283,6 +286,13 @@ void		  ephy_embed_set_zoom			(EphyEmbed *embed,
 
 float		  ephy_embed_get_zoom			(EphyEmbed *embed);
 
+/* Scroll */
+void		  ephy_embed_scroll			(EphyEmbed *embed,
+							 int num_lines);
+
+void		  ephy_embed_page_scroll		(EphyEmbed *embed,
+							 int num_pages);
+
 /* Encoding */
 char		 *ephy_embed_get_encoding		(EphyEmbed *embed);
 
diff --git a/embed/mozilla/EphyBrowser.cpp b/embed/mozilla/EphyBrowser.cpp
index 7bfda8bcc..b87fe9bf3 100644
--- a/embed/mozilla/EphyBrowser.cpp
+++ b/embed/mozilla/EphyBrowser.cpp
@@ -928,6 +928,35 @@ nsresult EphyBrowser::GetZoom (float *aZoom)
 	return mdv->GetTextZoom (aZoom);
 }
 
+nsresult EphyBrowser::ScrollLines (int aNumLines)
+{
+	nsresult rv;
+	nsCOMPtr<nsIDOMWindow> DOMWindow;
+
+	mWebBrowserFocus->GetFocusedWindow (getter_AddRefs(DOMWindow));
+	if (!DOMWindow)
+	{
+		DOMWindow = mDOMWindow;
+	}
+
+	DOMWindow->ScrollByLines (aNumLines);
+}
+
+nsresult EphyBrowser::ScrollPages (int aNumPages)
+{
+	nsresult rv;
+	nsCOMPtr<nsIDOMWindow> DOMWindow;
+
+	mWebBrowserFocus->GetFocusedWindow (getter_AddRefs(DOMWindow));
+	if (!DOMWindow)
+	{
+		DOMWindow = mDOMWindow;
+	}
+
+	DOMWindow->ScrollByPages (aNumPages);
+}
+
+
 nsresult EphyBrowser::GetDocument (nsIDOMDocument **aDOMDocument)
 {
 	return mDOMWindow->GetDocument (aDOMDocument);
diff --git a/embed/mozilla/EphyBrowser.h b/embed/mozilla/EphyBrowser.h
index c21aac103..56058718b 100644
--- a/embed/mozilla/EphyBrowser.h
+++ b/embed/mozilla/EphyBrowser.h
@@ -147,6 +147,9 @@ public:
 	nsresult SetZoom (float aTextZoom);
 	nsresult GetZoom (float *aTextZoom);
 
+	nsresult ScrollLines (int aNumLines);
+	nsresult ScrollPages (int aNumPages);
+
 	nsresult Print ();
 	nsresult SetPrintPreviewMode (PRBool previewMode);
 	nsresult PrintPreviewNumPages (int *numPages);
diff --git a/embed/mozilla/mozilla-embed.cpp b/embed/mozilla/mozilla-embed.cpp
index daeb19eaf..17797f6e3 100644
--- a/embed/mozilla/mozilla-embed.cpp
+++ b/embed/mozilla/mozilla-embed.cpp
@@ -652,6 +652,22 @@ impl_get_zoom (EphyEmbed *embed)
 	return 1.0;
 }
 
+static void
+impl_scroll (EphyEmbed *embed, int num_lines)
+{
+	MozillaEmbedPrivate *mpriv = MOZILLA_EMBED(embed)->priv;
+
+	mpriv->browser->ScrollLines (num_lines);
+}
+
+static void
+impl_page_scroll (EphyEmbed *embed, int num_pages)
+{
+	MozillaEmbedPrivate *mpriv = MOZILLA_EMBED(embed)->priv;
+
+	mpriv->browser->ScrollPages (num_pages);
+}
+
 static int
 impl_shistory_n_items (EphyEmbed *embed)
 {
@@ -1181,6 +1197,8 @@ ephy_embed_iface_init (EphyEmbedIface *iface)
 	iface->reload = impl_reload;
 	iface->set_zoom = impl_set_zoom;
 	iface->get_zoom = impl_get_zoom;
+	iface->scroll = impl_scroll;
+	iface->page_scroll = impl_page_scroll;
 	iface->shistory_n_items = impl_shistory_n_items;
 	iface->shistory_get_nth = impl_shistory_get_nth;
 	iface->shistory_get_pos = impl_shistory_get_pos;