Method history_amount

plugins/workflow.cpp:321–321

    }
    int history_count(int idx) { return history_value(idx, HIST_COUNT); }
    int history_amount(int idx) { return history_value(idx, HIST_AMOUNT); }
    int history_inuse_count(int idx) { return history_value(idx, HIST_INUSE_COUNT); }
    int history_inuse_amount(int idx) { return history_value(idx, HIST_INUSE_AMOUNT); }