Add random mode in slideshow mode

Closes #20
https://github.com/mate-desktop/eom/issues/20

3 files changed, 34 insertions, 0 deletions

diff --git a/src/eom-config-keys.h b/src/eom-config-keys.h
index c4a35ae..c69d0cf 100644
--- a/src/eom-config-keys.h
+++ b/src/eom-config-keys.h
@@ -47,6 +47,7 @@
 #define EOM_CONF_VIEW_USE_BG_COLOR              "use-background-color"
 
 #define EOM_CONF_FULLSCREEN_SCHEMA              "org.mate.eom.full-screen"
+#define EOM_CONF_FULLSCREEN_RANDOM              "random"
 #define EOM_CONF_FULLSCREEN_LOOP                "loop"
 #define EOM_CONF_FULLSCREEN_UPSCALE             "upscale"
 #define EOM_CONF_FULLSCREEN_SECONDS             "seconds"
diff --git a/src/eom-preferences-dialog.c b/src/eom-preferences-dialog.c
index e11847b..0a46606 100644
--- a/src/eom-preferences-dialog.c
+++ b/src/eom-preferences-dialog.c
@@ -95,6 +95,12 @@ pd_radio_toggle_cb (GtkWidget *widget, GSettings *settings)
 }
 
 static void
+random_change_cb (GSettings *settings, gchar *key, GtkWidget *widget)
+{
+	gtk_widget_set_sensitive (widget, !g_settings_get_boolean (settings, key));
+}
+
+static void
 eom_preferences_response_cb (GtkDialog *dlg, gint res_id, gpointer data)
 {
 	switch (res_id) {
@@ -125,6 +131,7 @@ eom_preferences_dialog_constructor (GType type,
 	GtkWidget *background_radio;
 	GtkWidget *color_button;
 	GtkWidget *upscale_check;
+	GtkWidget *random_check;
 	GtkWidget *loop_check;
 	GtkWidget *seconds_spin;
 	GtkWidget *plugin_manager;
@@ -154,6 +161,7 @@ eom_preferences_dialog_constructor (GType type,
 			         "background_radio", &background_radio,
 			         "color_button", &color_button,
 			         "upscale_check", &upscale_check,
+			         "random_check", &random_check,
 			         "loop_check", &loop_check,
 			         "seconds_spin", &seconds_spin,
 			         "plugin_manager_container", &plugin_manager_container,
@@ -288,6 +296,19 @@ eom_preferences_dialog_constructor (GType type,
 					 G_SETTINGS_BIND_DEFAULT);
 
 	g_settings_bind (priv->fullscreen_settings,
+					 EOM_CONF_FULLSCREEN_RANDOM,
+					 G_OBJECT (random_check),
+					 "active",
+					 G_SETTINGS_BIND_DEFAULT);
+	g_signal_connect (priv->fullscreen_settings,
+					  "changed::" EOM_CONF_FULLSCREEN_RANDOM,
+					  G_CALLBACK (random_change_cb),
+					  loop_check);
+	random_change_cb (priv->fullscreen_settings,
+					  EOM_CONF_FULLSCREEN_RANDOM,
+					  loop_check);
+
+	g_settings_bind (priv->fullscreen_settings,
 					 EOM_CONF_FULLSCREEN_SECONDS,
 					 G_OBJECT (seconds_spin),
 					 "value",
diff --git a/src/eom-window.c b/src/eom-window.c
index b159e13..366b2dc 100644
--- a/src/eom-window.c
+++ b/src/eom-window.c
@@ -153,6 +153,7 @@ struct _EomWindowPrivate {
         GtkWidget           *fullscreen_popup;
 	GSource             *fullscreen_timeout_source;
 
+	gboolean             slideshow_random;
 	gboolean             slideshow_loop;
 	gint                 slideshow_switch_timeout;
 	GSource             *slideshow_switch_source;
@@ -1918,6 +1919,12 @@ slideshow_switch_cb (gpointer data)
 
 	eom_debug (DEBUG_WINDOW);
 
+	if (priv->slideshow_random) {
+		eom_thumb_view_select_single (EOM_THUMB_VIEW (priv->thumbview),
+					      EOM_THUMB_VIEW_SELECT_RANDOM);
+		return TRUE;
+	}
+
 	if (!priv->slideshow_loop && slideshow_is_loop_end (window)) {
 		eom_window_stop_fullscreen (window, TRUE);
 		return FALSE;
@@ -2239,6 +2246,10 @@ eom_window_run_fullscreen (EomWindow *window, gboolean slideshow)
 	fullscreen_set_timeout (window);
 
 	if (slideshow) {
+		priv->slideshow_random =
+				g_settings_get_boolean (priv->fullscreen_settings,
+						       EOM_CONF_FULLSCREEN_RANDOM);
+
 		priv->slideshow_loop =
 				g_settings_get_boolean (priv->fullscreen_settings,
 						       EOM_CONF_FULLSCREEN_LOOP);
@@ -4653,6 +4664,7 @@ eom_window_init (EomWindow *window)
 
 	window->priv->fullscreen_popup = NULL;
 	window->priv->fullscreen_timeout_source = NULL;
+	window->priv->slideshow_random = FALSE;
 	window->priv->slideshow_loop = FALSE;
 	window->priv->slideshow_switch_timeout = 0;
 	window->priv->slideshow_switch_source = NULL;