+    //#include "SystemMgr.h"
+    UInt8 percent;
+    POS_SysBatteryInfo (false, NULL, NULL, NULL, NULL, NULL, NULL, &percent);
+    if (percent < 3)
+        return wxBATTERY_SHUTDOWN_STATE;
+    else if (percent < 5)
+        return wxBATTERY_CRITICAL_STATE;
+    else if (percent < 15)
+        return wxBATTERY_LOW_STATE;
+    //return wxBATTERY_UNKNOWN_STATE;
+    return wxBATTERY_NORMAL_STATE;