added Cycle through stereo modes menu entry

diff --git a/src/layout_util.c b/src/layout_util.c
index 4e8ef53..3946924 100644 (file)
--- a/src/layout_util.c
+++ b/src/layout_util.c
@@ -836,14 +836,25 @@ static void layout_menu_slideshow_pause_cb(GtkAction *action, gpointer data)
        layout_image_slideshow_pause_toggle(lw);
 }
 
-/*
-static void layout_menu_stereo_swap_cb(GtkAction *action, gpointer data)
+
+static void layout_menu_stereo_mode_next_cb(GtkAction *action, gpointer data)
 {
        LayoutWindow *lw = data;
+       gint mode = layout_image_stereo_pixbuf_get(lw);
+       
+       /* 0->1, 1->2, 2->3, 3->1 - disable auto, then cycle */
+       mode = mode % 3 + 1;
+       
+       GtkAction *radio = gtk_action_group_get_action(lw->action_group, "StereoAuto");
+       radio_action_set_current_value(GTK_RADIO_ACTION(radio), mode);
+       
+       /*
+       this is called via fallback in layout_menu_stereo_mode_cb
+       layout_image_stereo_pixbuf_set(lw, mode);
+       */
 
-       layout_image_stereo_swap(lw);
 }
-*/
+
 static void layout_menu_stereo_mode_cb(GtkRadioAction *action, GtkRadioAction *current, gpointer data)
 {
        LayoutWindow *lw = data;
@@ -1371,6 +1382,7 @@ static GtkActionEntry menu_entries[] = {
   { "About",           GTK_STOCK_ABOUT,        N_("_About"),                           NULL,                   N_("About"),                            CB(layout_menu_about_cb) },
   { "LogWindow",       NULL,                   N_("_Log Window"),                      NULL,                   N_("Log Window"),                       CB(layout_menu_log_window_cb) },
   { "ExifWin",         NULL,                   N_("_Exif window"),                     "<control>E",           N_("Exif window"),                      CB(layout_menu_bar_exif_cb) },
+  { "StereoCycle",     NULL,                   N_("_Cycle through stereo modes"),      NULL,                   N_("Cycle through stereo modes"),       CB(layout_menu_stereo_mode_next_cb) },
 
 };
 
@@ -1388,9 +1400,6 @@ static GtkToggleActionEntry menu_toggle_entries[] = {
   { "Grayscale",       NULL,                   N_("Toggle _grayscale"),                "<shift>G",             N_("Toggle grayscale"),                 CB(layout_menu_alter_desaturate_cb), FALSE},
   { "ImageOverlay",    NULL,                   N_("Image _Overlay"),                   NULL,                   N_("Image Overlay"),                    CB(layout_menu_overlay_cb),      FALSE },
   { "ImageHistogram",  NULL,                   N_("_Show Histogram"),                  NULL,                   N_("Show Histogram"),                   CB(layout_menu_histogram_cb),    FALSE },
-/*
-  { "StereoSwap",      NULL,                   N_("Swap stereo images"),               NULL,                   N_("Swap stereo images"),               CB(layout_menu_stereo_swap_cb),  FALSE },
-*/
 };
 
 static GtkRadioActionEntry menu_radio_entries[] = {
@@ -1582,6 +1591,8 @@ static const gchar *menu_ui_description =
 "        <menuitem action='StereoSBS'/>"
 "        <menuitem action='StereoCross'/>"
 "        <menuitem action='StereoOff'/>"
+"        <separator/>"
+"        <menuitem action='StereoCycle'/>"
 "      </menu>"
 "      <menu action='ColorMenu'>"
 "        <menuitem action='UseColorProfiles'/>"