textview.c: fixed a problem that the view was scrolled to top when it got focus.

git-svn-id: svn://sylpheed.sraoss.jp/sylpheed/trunk@669 ee746299-78ed-0310-b773-934348b2243d

1 files changed, 20 insertions, 0 deletions

diff --git a/src/textview.c b/src/textview.c
index 43641078..9ee523a3 100644
--- a/src/textview.c
+++ b/src/textview.c
@@ -203,6 +203,9 @@ static void textview_popup_menu_activate_image_cb
 						(GtkMenuItem	*menuitem,
 						 gpointer	 data);
 
+static void textview_adj_value_changed		(GtkAdjustment	*adj,
+						 gpointer	 data);
+
 static void textview_smooth_scroll_do		(TextView	*textview,
 						 gfloat		 old_value,
 						 gfloat		 last_value,
@@ -282,6 +285,10 @@ TextView *textview_create(void)
 	g_signal_connect(G_OBJECT(text), "populate-popup",
 			 G_CALLBACK(textview_populate_popup), textview);
 
+	g_signal_connect(G_OBJECT(GTK_TEXT_VIEW(text)->vadjustment),
+			 "value-changed",
+			 G_CALLBACK(textview_adj_value_changed), textview);
+
 	gtk_widget_show(scrolledwin);
 
 	vbox = gtk_vbox_new(FALSE, 0);
@@ -1484,11 +1491,17 @@ static void textview_smooth_scroll_do(TextView *textview,
 
 	/* gdk_key_repeat_disable(); */
 
+	g_signal_handlers_block_by_func(vadj, textview_adj_value_changed,
+					textview);
+
 	for (i = step; i <= change_value; i += step) {
 		vadj->value = old_value + (up ? -i : i);
 		g_signal_emit_by_name(G_OBJECT(vadj), "value_changed", 0);
 	}
 
+	g_signal_handlers_unblock_by_func(vadj, textview_adj_value_changed,
+					  textview);
+
 	vadj->value = last_value;
 	g_signal_emit_by_name(G_OBJECT(vadj), "value_changed", 0);
 
@@ -2044,6 +2057,13 @@ static void textview_popup_menu_activate_image_cb(GtkMenuItem *menuitem,
 	g_free(src);
 }
 
+static void textview_adj_value_changed(GtkAdjustment *adj, gpointer data)
+{
+	TextView *textview = (TextView *)data;
+
+	gtk_text_view_place_cursor_onscreen(GTK_TEXT_VIEW(textview->text));
+}
+
 static gboolean textview_uri_security_check(TextView *textview, RemoteURI *uri)
 {
 	GtkTextBuffer *buffer;