功能: 服务端生成完整报告并保护单任务

- 使用 libxlsxwriter 常量内存导出 Excel\n- 增加全局任务占用提示与原始数据持久化\n- 保留运行时任务数据并更新接口文档

third_party/libxlsxwriter_repo/examples/defined_name.c

@@ -0,0 +1,47 @@
+/*
+ * Example of how to create defined names using libxlsxwriter. This method is
+ * used to define a user friendly name to represent a value, a single cell or
+ * a range of cells in a workbook.
+ *
+ * Copyright 2014-2021, John McNamara, jmcnamara@cpan.org
+ *
+ */
+
+#include "xlsxwriter.h"
+
+int main() {
+
+    lxw_workbook  *workbook = workbook_new("defined_name.xlsx");
+    lxw_worksheet *worksheet;
+
+    /* We don't use the returned worksheets in this example and use a generic
+     * loop below instead. */
+    workbook_add_worksheet(workbook, NULL);
+    workbook_add_worksheet(workbook, NULL);
+
+    /* Define some global/workbook names. */
+    workbook_define_name(workbook, "Exchange_rate", "=0.96");
+    workbook_define_name(workbook, "Sales",         "=Sheet1!$G$1:$H$10");
+
+    /* Define a local/worksheet name. This overrides the global "Sales" name
+     * with a local defined name. */
+    workbook_define_name(workbook, "Sheet2!Sales",  "=Sheet2!$G$1:$G$10");
+
+    /* Write some text to the worksheets and one of the defined name in a formula. */
+    LXW_FOREACH_WORKSHEET(worksheet, workbook){
+        worksheet_set_column(worksheet, 0, 0, 45, NULL);
+
+        worksheet_write_string(worksheet, 0, 0,
+                               "This worksheet contains some defined names.", NULL);
+
+        worksheet_write_string(worksheet, 1, 0,
+                               "See Formulas -> Name Manager above.", NULL);
+
+        worksheet_write_string(worksheet, 2, 0,
+                               "Example formula in cell B3 ->", NULL);
+
+        worksheet_write_formula(worksheet, 2, 1, "=Exchange_rate", NULL);
+    }
+
+    return workbook_close(workbook);
+}