PhoshMonitor: add phosh_monitor_get_current mode

This returns the currently set mode

src/monitor/monitor.c

@@ -214,3 +214,11 @@ phosh_monitor_new_from_wl_output (gpointer wl_output)
 {
   return g_object_new (PHOSH_TYPE_MONITOR, "wl-output", wl_output, NULL);
 }
+
+
+PhoshMonitorMode *
+phosh_monitor_get_current_mode (PhoshMonitor *self)
+{
+  g_return_val_if_fail (PHOSH_IS_MONITOR (self), NULL);
+  return &g_array_index (self->modes, PhoshMonitorMode, self->current_mode);
+}

src/monitor/monitor.h

@@ -41,4 +41,5 @@ struct _PhoshMonitor {
 
 G_DECLARE_FINAL_TYPE (PhoshMonitor, phosh_monitor, PHOSH, MONITOR, GObject)
 
-PhoshMonitor * phosh_monitor_new_from_wl_output (gpointer wl_output);
+PhoshMonitor     * phosh_monitor_new_from_wl_output (gpointer wl_output);
+PhoshMonitorMode * phosh_monitor_get_current_mode (PhoshMonitor *monitor);