BaseUtil.cs 29 KB

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  1. using System;
  2. using System.Collections;
  3. using System.Collections.Generic;
  4. using System.Data;
  5. using System.Text;
  6. using System.Windows.Forms;
  7. using UAS_LabelMachine.CustomControl;
  8. using UAS_LabelMachine.CustomControl.GroupBoxWithBorder;
  9. using static System.Windows.Forms.Control;
  10. using System.Text.RegularExpressions;
  11. namespace UAS_LabelMachine
  12. {
  13. class BaseUtil
  14. {
  15. static string SysDisc;
  16. public static string SysDisc1
  17. {
  18. get
  19. {
  20. return SysDisc = Environment.GetEnvironmentVariable("windir").Substring(0, 1);
  21. }
  22. set
  23. {
  24. SysDisc = value;
  25. }
  26. }
  27. /// <summary>
  28. /// 筛选DataTable
  29. /// </summary>
  30. /// <param name="dt"></param>
  31. /// <param name="condition"></param>
  32. /// <returns></returns>
  33. public static DataTable filterDataTable(DataTable dt, String condition)
  34. {
  35. if (dt == null)
  36. return new DataTable();
  37. //获取筛选条件中的列名,值
  38. DataRow[] dataRows = dt.Select(condition);
  39. DataTable ndt = dt.Clone();
  40. for (int i = 0; i < dataRows.Length; i++)
  41. {
  42. ndt.Rows.Add(dataRows[i].ItemArray);
  43. }
  44. return ndt;
  45. }
  46. public static string DToAny(double DB, int Type)
  47. {
  48. string H = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ";
  49. long D;
  50. double B;
  51. string tempD = "", tempB = "";
  52. D = (long)DB;
  53. B = DB - D;
  54. if (D == 0)
  55. {
  56. tempD = "0";
  57. }
  58. while (D != 0)
  59. {
  60. tempD = H[(((int)D % Type))] + tempD;
  61. D = D / Type;
  62. }
  63. for (int i = 0; i < 7; i++)
  64. {
  65. if (B == 0)
  66. {
  67. break;
  68. }
  69. tempB += H[((int)(B * Type))];
  70. B = B * Type - (int)(B * Type);
  71. }
  72. if (tempB == "")
  73. {
  74. return tempD;
  75. }
  76. else
  77. {
  78. return tempD + "." + tempB;
  79. }
  80. }
  81. public static DataTable GetExportDataTable(DataGridView dgv)
  82. {
  83. DataTable dt = ((DataTable)dgv.DataSource).Copy();
  84. for (int i = 0; i < dt.Columns.Count; i++)
  85. {
  86. for (int j = 0; j < dgv.Columns.Count; j++)
  87. {
  88. if (dt.Columns[i].ColumnName.ToLower() == dgv.Columns[j].DataPropertyName.ToLower())
  89. {
  90. dt.Columns[i].ColumnName = dgv.Columns[j].HeaderText;
  91. }
  92. }
  93. }
  94. return dt;
  95. }
  96. /// <summary>
  97. /// 通过DataTable的ColumnName和Caption来拼接一条语句
  98. /// </summary>
  99. /// <param name=""></param>
  100. /// <returns></returns>
  101. public static string GetGridViewSelectContent(DataGridView d)
  102. {
  103. StringBuilder selectConetnt = new StringBuilder();
  104. DataTable dt = (DataTable)d.DataSource;
  105. if (dt == null)
  106. {
  107. foreach (DataGridViewColumn dc in d.Columns)
  108. {
  109. if (dc.DataPropertyName != "" && dc.DataPropertyName != null)
  110. {
  111. selectConetnt.Append(dc.DataPropertyName + " as " + dc.DataPropertyName + ",");
  112. }
  113. }
  114. }
  115. else
  116. {
  117. foreach (DataColumn dc in dt.Columns)
  118. {
  119. selectConetnt.Append(dc.Caption + " as " + dc.ColumnName + ",");
  120. }
  121. }
  122. return selectConetnt.Remove(selectConetnt.Length - 1, 1).ToString();
  123. }
  124. /// <summary>
  125. /// 通过字段和其展示的中文值获取查询的内容
  126. /// </summary>
  127. /// <param name="field"></param>
  128. /// <param name="cnfield"></param>
  129. /// <returns></returns>
  130. public static string GetSelectContentByStringArray(string[] field, string[] cnfield)
  131. {
  132. StringBuilder sb = new StringBuilder();
  133. for (int i = 0; i < field.Length; i++)
  134. {
  135. sb.Append(field[i] + " as " + cnfield[i] + ",");
  136. }
  137. //去掉多余的逗号
  138. sb.Remove(sb.Length - 1, 1);
  139. return sb.ToString();
  140. }
  141. /// <summary>
  142. /// 传入控件的集合和DataTable,通过判断控件的名称和数据源的列的描述来匹配,支持单层的GroupBox和Panel
  143. /// </summary>
  144. /// <param name="collection"></param>
  145. /// <param name="dt"></param>
  146. public static void SetFormValue(ControlCollection collection, DataTable dt)
  147. {
  148. //DataTable存在数据才进行赋值操作
  149. if (dt.Rows.Count > 0)
  150. {
  151. for (int i = 0; i < collection.Count; i++)
  152. {
  153. string controlName = collection[i].Name;
  154. //默认给TextBox和Label赋值
  155. if (collection[i] is TextBox || collection[i] is Label || collection[i] is SearchTextBox)
  156. {
  157. for (int j = 0; j < dt.Columns.Count; j++)
  158. {
  159. if (controlName.ToUpper() == dt.Columns[j].Caption.ToUpper())
  160. {
  161. //字段含有Status内容的才进行转换
  162. if (controlName.ToUpper().Contains("STATUS"))
  163. {
  164. //对审批状态进行判断
  165. switch (dt.Rows[0][j].ToString().ToUpper())
  166. {
  167. case "ENTERING":
  168. collection[i].Text = "在录入";
  169. break;
  170. case "UNAPPROVED":
  171. collection[i].Text = "未批准";
  172. break;
  173. case "COMMITED":
  174. collection[i].Text = "已提交";
  175. break;
  176. case "APPROVE":
  177. collection[i].Text = "已批准";
  178. break;
  179. case "AUDITED":
  180. collection[i].Text = "已审核";
  181. break;
  182. case "STARTED":
  183. collection[i].Text = "已下发";
  184. break;
  185. case "UNCHECK":
  186. collection[i].Text = "待检验";
  187. break;
  188. case "CHECKING":
  189. collection[i].Text = "检验中";
  190. break;
  191. default:
  192. collection[i].Text = dt.Rows[0][j].ToString();
  193. break;
  194. }
  195. }
  196. else
  197. {
  198. collection[i].Text = dt.Rows[0][j].ToString();
  199. }
  200. }
  201. }
  202. }
  203. //对封装在GroupBox的和Panel的控件进行批量赋值
  204. if (collection[i] is GroupBox || collection[i] is Panel || collection[i] is GroupBoxWithBorder)
  205. {
  206. for (int j = 0; j < collection[i].Controls.Count; j++)
  207. {
  208. controlName = collection[i].Controls[j].Name;
  209. if (collection[i].Controls[j] is TextBox || collection[i].Controls[j] is Label || collection[i].Controls[j] is SearchTextBox)
  210. {
  211. for (int k = 0; k < dt.Columns.Count; k++)
  212. {
  213. if (controlName.ToUpper() == dt.Columns[k].Caption.ToUpper())
  214. {
  215. collection[i].Controls[j].Text = dt.Rows[0][k].ToString();
  216. }
  217. }
  218. }
  219. }
  220. }
  221. }
  222. }
  223. //如果没有记录的话,将dt中含有的列的对应值设置为空
  224. else
  225. {
  226. for (int i = 0; i < collection.Count; i++)
  227. {
  228. if (collection[i] is TextBox || collection[i] is Label || collection[i] is SearchTextBox)
  229. {
  230. for (int j = 0; j < dt.Columns.Count; j++)
  231. {
  232. if (collection[i].Name.ToUpper() == dt.Columns[j].Caption.ToUpper())
  233. {
  234. collection[i].Text = "";
  235. }
  236. }
  237. }
  238. }
  239. }
  240. }
  241. /// <summary>
  242. /// 获取标签的路径
  243. /// </summary>
  244. /// <param name="URL"></param>
  245. /// <param name="LabelName"></param>
  246. /// <returns></returns>
  247. public static string GetLabelUrl(string URL, string LabelName, DateTime time)
  248. {
  249. //如果是传入的数据是从FTP取的文件
  250. if (URL.Contains("ftp:"))
  251. {
  252. ftpOperater ftp = new ftpOperater();
  253. return ftp.Download(LabelName, time);
  254. }
  255. else
  256. {
  257. return URL;
  258. }
  259. }
  260. /// <summary>
  261. /// 从DGV获取指定的列的数据形式是数组的形式
  262. /// </summary>
  263. public static ArrayList[] GetColumnDataFromDGV(DataGridView dgv, string[] ColumnName)
  264. {
  265. ArrayList[] array = new ArrayList[ColumnName.Length];
  266. //实例化和查询参数个数一样的ArrayList
  267. for (int i = 0; i < ColumnName.Length; i++)
  268. {
  269. array[i] = new ArrayList();
  270. }
  271. DataTable dt = (DataTable)dgv.DataSource;
  272. //如果第一列是否选框的话
  273. if (dgv.Columns[0] is DataGridViewCheckBoxColumn)
  274. {
  275. for (int i = 0; i < dt.Rows.Count; i++)
  276. {
  277. if (dgv.Rows[i].Cells[0].FormattedValue.ToString() == "True")
  278. {
  279. for (int j = 0; j < ColumnName.Length; j++)
  280. {
  281. array[j].Add(dt.Rows[i][ColumnName[j]]);
  282. }
  283. }
  284. }
  285. }
  286. //否则直接获取全部的数据
  287. else
  288. {
  289. for (int i = 0; i < dgv.RowCount; i++)
  290. {
  291. for (int j = 0; j < ColumnName.Length; j++)
  292. {
  293. array[j].Add(dt.Rows[i][ColumnName[j]]);
  294. }
  295. }
  296. }
  297. return array;
  298. }
  299. /// <summary>
  300. /// 通过DataGridView和需要隐藏的字段的数组来对字段进行隐藏
  301. /// </summary>
  302. /// <param name="dgv"></param>
  303. /// <param name="field"></param>
  304. public static void HideField(DataGridView dgv, string[] field)
  305. {
  306. DataTable dt = (DataTable)dgv.DataSource;
  307. foreach (DataColumn dc in dt.Columns)
  308. {
  309. foreach (string s in field)
  310. {
  311. if (dc.Caption == s)
  312. {
  313. dgv.Columns[dc.ColumnName].Visible = false;
  314. }
  315. }
  316. }
  317. }
  318. /// <summary>
  319. /// 通过查询的内容获取到字段的描述
  320. /// </summary>
  321. /// <param name="field"></param>
  322. /// <returns></returns>
  323. public static string[] GetCaptionFromField(string field)
  324. {
  325. string[] caption = field.Split(',');
  326. for (int i = 0; i < caption.Length; i++)
  327. {
  328. caption[i] = caption[i].Substring(0, caption[i].LastIndexOf("as")).Trim();
  329. }
  330. return caption;
  331. }
  332. /// <summary>
  333. /// 通过查询的语句获取查询的字段
  334. /// </summary>
  335. /// <param name="field"></param>
  336. /// <returns></returns>
  337. public static string[] GetField(string field)
  338. {
  339. string[] fields = field.Split(',');
  340. for (int i = 0; i < fields.Length; i++)
  341. {
  342. fields[i] = fields[i].Substring(fields[i].LastIndexOf("as") + 2, fields[i].Length - fields[i].LastIndexOf("as") - 2).Trim();
  343. }
  344. return fields;
  345. }
  346. /// <summary>
  347. /// 将DataTable转换为List的键值对
  348. /// </summary>
  349. /// <param name="dt"></param>
  350. /// <returns></returns>
  351. public static List<Dictionary<string, string>> DataTableToListDictionary(DataTable dt)
  352. {
  353. List<Dictionary<string, string>> list = new List<Dictionary<string, string>>();
  354. foreach (DataRow dr in dt.Rows)
  355. {
  356. Dictionary<string, string> dictionary = new Dictionary<string, string>();
  357. foreach (DataColumn dc in dt.Columns)
  358. {
  359. dictionary.Add(dc.Caption, dr[dt.Columns.IndexOf(dc)].ToString());
  360. }
  361. list.Add(dictionary);
  362. }
  363. return list;
  364. }
  365. /// <summary>
  366. /// 通过描述取DataTable的列名,主要用于从配置中取数据
  367. /// </summary>
  368. /// <param name="dt"></param>
  369. /// <param name="caption"></param>
  370. /// <returns></returns>
  371. public static string GetColumnNameByCaption(DataTable dt, string caption)
  372. {
  373. foreach (DataColumn dc in dt.Columns)
  374. {
  375. if (dc.Caption.ToLower() == caption)
  376. {
  377. return dc.ColumnName;
  378. }
  379. }
  380. return null;
  381. }
  382. //用于封装异常,也可以用于错误的提示
  383. public static void ShowError(string errorMessage)
  384. {
  385. throw new Exception(errorMessage);
  386. }
  387. /// <summary>
  388. /// 清除DataTable的结构和数据,清除列结构时需要从最后的一列开始删
  389. /// </summary>
  390. /// <param name="dt"></param>
  391. public static void CleanDataTable(DataTable dt)
  392. {
  393. for (int i = dt.Columns.Count - 1; i >= 0; i--)
  394. {
  395. dt.Columns.Remove(dt.Columns[i]);
  396. }
  397. }
  398. /// <summary>
  399. /// 不清楚表结构,只清楚数据
  400. /// </summary>
  401. /// <param name="dt"></param>
  402. public static void CleanDataTableData(DataTable dt)
  403. {
  404. for (int i = dt.Rows.Count - 1; i >= 0; i--)
  405. {
  406. dt.Rows.Remove(dt.Rows[i]);
  407. }
  408. }
  409. /// <summary>
  410. /// 获取拼接的字段
  411. /// </summary>
  412. /// <param name="dt"></param>
  413. /// <returns></returns>
  414. public static string GetFieldFromDataTable(DataTable dt)
  415. {
  416. StringBuilder sb = new StringBuilder();
  417. foreach (DataColumn dc in dt.Columns)
  418. {
  419. sb.Append(dc.Caption + ",");
  420. }
  421. return sb.ToString().Substring(sb.ToString().Length - 1, 1);
  422. }
  423. /// <summary>
  424. /// 已经定义好的DataGridView绑定数据,operate是用来添加操作列的
  425. /// </summary>
  426. /// <param name="dgv"></param>
  427. /// <param name="dt"></param>
  428. /// <param name="AddOpetateColumn"></param>
  429. /// <param name="operate"></param>
  430. public static void FillDgvWithDataTable(DataGridView dgv, DataTable dt, params DataGridViewImageColumn[] operate)
  431. {
  432. dgv.AutoGenerateColumns = false;
  433. dgv.DataSource = dt;
  434. if (operate.Length > 0)
  435. {
  436. if (dgv.Columns[operate[0].Name] != null)
  437. {
  438. dgv.Columns.Remove(dgv.Columns[operate[0].Name]);
  439. }
  440. dgv.Columns.Add(operate[0]);
  441. }
  442. //纯英文的列不予展示
  443. //Regex regEnglish = new Regex("^[_][a-z]$");
  444. //foreach (DataGridViewColumn dgvc in dgv.Columns)
  445. //{
  446. // if (dgvc.HeaderText.IndexOf("_id") > 0)
  447. // {
  448. // dgvc.Visible = false;
  449. // }
  450. //}
  451. }
  452. /// <summary>
  453. /// 清除DataGridView的数据
  454. /// </summary>
  455. /// <param name="dgv"></param>
  456. public static void CleanDGVData(DataGridView dgv)
  457. {
  458. for (int i = dgv.Rows.Count - 1; i >= 0; i--)
  459. {
  460. dgv.Rows.RemoveAt(i);
  461. }
  462. }
  463. /// <summary>
  464. /// 清除Form的指定类型的数据
  465. /// </summary>
  466. /// <param name="Form"></param>
  467. public static void CleanForm(Form Form)
  468. {
  469. for (int i = 0; i < Form.Controls.Count; i++)
  470. {
  471. if (Form.Controls[i] is EnterTextBox || Form.Controls[i] is TextBox || Form.Controls[i] is RichTextBox || Form.Controls[i] is SearchTextBox)
  472. Form.Controls[i].Text = "";
  473. if (Form.Controls[i] is DataGridView)
  474. CleanDGVData((DataGridView)Form.Controls[i]);
  475. }
  476. }
  477. /// <summary>
  478. /// 用于给DGV中的Combox列赋静态值
  479. /// </summary>
  480. /// <param name="dgvc"></param>
  481. /// <param name="displayField"></param>
  482. /// <param name="valueField"></param>
  483. /// <param name="Value"></param>
  484. /// <returns></returns>
  485. public static void SetDgvColumnComboxData(DataGridViewComboBoxColumn dgvc, string DataPropertyName, string displayField, string valueField, string[] Value)
  486. {
  487. DataTable dt = new DataTable();
  488. dt.Columns.Add(displayField);
  489. dt.Columns.Add(valueField);
  490. for (int i = 0; i < Value.Length; i++)
  491. {
  492. DataGridViewRow row = new DataGridViewRow();
  493. dt.Rows.Add(row);
  494. dt.Rows[i][displayField] = Value[i].Split('#')[0];
  495. dt.Rows[i][valueField] = Value[i].Split('#')[1];
  496. }
  497. dgvc.DataPropertyName = DataPropertyName;
  498. dgvc.DataSource = dt;
  499. dgvc.DisplayMember = displayField;
  500. dgvc.ValueMember = valueField;
  501. }
  502. /// <summary>
  503. /// 用于给DGV中的ComboxCell赋静态值
  504. /// </summary>
  505. /// <param name="dgvcc"></param>
  506. /// <param name="displayField"></param>
  507. /// <param name="valueField"></param>
  508. /// <param name="Value"></param>
  509. public static void SetDGVCellComboxData(DataGridViewComboBoxCell dgvcc, string displayField, string valueField, string[] Value)
  510. {
  511. DataTable dt = new DataTable();
  512. dt.Columns.Add(displayField);
  513. dt.Columns.Add(valueField);
  514. for (int i = 0; i < Value.Length; i++)
  515. {
  516. DataRow dr = dt.NewRow();
  517. dr[displayField] = Value[i].Split('#')[0];
  518. dr[valueField] = Value[i].Split('#')[1];
  519. dt.Rows.Add(dr);
  520. }
  521. dgvcc.DisplayMember = displayField;
  522. dgvcc.ValueMember = valueField;
  523. dgvcc.DataSource = dt;
  524. }
  525. /// <summary>
  526. /// 用于给DGV中的ComboxCell赋静态值
  527. /// </summary>
  528. /// <param name="dgvcc"></param>
  529. /// <param name="displayField"></param>
  530. /// <param name="valueField"></param>
  531. /// <param name="Value"></param>
  532. public static void SetComboxData(ComboBox dgvcc, string displayField, string valueField, string[] Value)
  533. {
  534. DataTable dt = new DataTable();
  535. dt.Columns.Add(displayField);
  536. dt.Columns.Add(valueField);
  537. for (int i = 0; i < Value.Length; i++)
  538. {
  539. DataRow dr = dt.NewRow();
  540. dr[displayField] = Value[i].Split('#')[0];
  541. dr[valueField] = Value[i].Split('#')[1];
  542. dt.Rows.Add(dr);
  543. }
  544. dgvcc.DisplayMember = displayField;
  545. dgvcc.ValueMember = valueField;
  546. dgvcc.DataSource = dt;
  547. }
  548. /// <summary>
  549. /// 获取刷选的SQL语句,传入的是TextBox的Control,传入的SQL不带Where条件
  550. /// </summary>
  551. /// <param name="SQL"></param>
  552. /// <param name="Condition"></param>
  553. /// <returns></returns>
  554. public static string GetScreenSqlCondition(params Control[] Condition)
  555. {
  556. string condition = " where ";
  557. for (int i = 0; i < Condition.Length; i++)
  558. {
  559. if (i != Condition.Length - 1)
  560. {
  561. if (Condition[i] is ComboBox)
  562. {
  563. condition += "(" + Condition[i].Tag + " like " + "'%" + (Condition[i] as ComboBox).SelectedValue + "%' or " + Condition[i].Tag + " is null) and ";
  564. }
  565. else
  566. {
  567. condition += "(" + Condition[i].Tag + " like " + "'%" + Condition[i].Text + "%' or " + Condition[i].Tag + " is null) and ";
  568. }
  569. }
  570. else
  571. {
  572. if (Condition[i] is ComboBox)
  573. {
  574. condition += "(" + Condition[i].Tag + " like " + "'%" + (Condition[i] as ComboBox).SelectedValue + "%' or " + Condition[i].Tag + " is null)";
  575. }
  576. else
  577. {
  578. condition += "(" + Condition[i].Tag + " like " + "'%" + Condition[i].Text + "%' or " + Condition[i].Tag + " is null)";
  579. }
  580. }
  581. }
  582. return condition;
  583. }
  584. public static void CleanDataGridView(DataGridView dgv)
  585. {
  586. for (int i = dgv.Columns.Count - 1; i >= 0; i--)
  587. {
  588. dgv.Columns.RemoveAt(i);
  589. }
  590. }
  591. /// <summary>
  592. /// 取出SQL中的参数占位符
  593. /// </summary>
  594. /// <param name="SQL"></param>
  595. /// <returns></returns>
  596. public static string[] GetParamFromSQL(string SQL)
  597. {
  598. string[] par = SQL.Split(':');
  599. //用来存参数的数组
  600. StringBuilder[] addpar = new StringBuilder[par.Length - 1];
  601. string[] param = new string[par.Length - 1];
  602. for (int i = 0; i < par.Length - 1; i++)
  603. {
  604. //新建一个char类型的数组用来存储每个字节的变量
  605. char[] c = par[i + 1].ToCharArray();
  606. addpar[i] = new StringBuilder();
  607. for (int j = 0; j < c.Length; j++)
  608. {
  609. if (c[j] != ' ' && c[j] != ',' && c[j] != ')')
  610. {
  611. addpar[i].Append(c[j]);
  612. }
  613. else
  614. {
  615. break;
  616. }
  617. }
  618. }
  619. for (int i = 0; i < par.Length - 1; i++)
  620. {
  621. param[i] = addpar[i].ToString();
  622. }
  623. return param;
  624. }
  625. public static void SetFormCenter(Form form)
  626. {
  627. form.StartPosition = FormStartPosition.CenterParent;
  628. }
  629. /// <summary>
  630. /// 设置DataGridView的指定列可编辑
  631. /// </summary>
  632. /// <param name="DGV"></param>
  633. /// <param name="EditAbleField"></param>
  634. public static void SetDataGridViewReadOnly(DataGridView DGV, string[] EditAbleField)
  635. {
  636. foreach (DataGridViewColumn dc in DGV.Columns)
  637. {
  638. dc.ReadOnly = true;
  639. foreach (string s in EditAbleField)
  640. {
  641. if (dc.Name.ToLower() == s.ToLower())
  642. {
  643. DGV.Columns[dc.Name].ReadOnly = false;
  644. }
  645. }
  646. }
  647. }
  648. //判断带有CheckBox的DGV是否有项目勾选了
  649. public static DataTable DGVIfChecked(DataGridView dgv)
  650. {
  651. int CheckCount = 0;
  652. DataTable dt = new DataTable();
  653. //第一列是勾选框,排除在循环之外
  654. for (int i = 1; i < dgv.Columns.Count; i++)
  655. {
  656. dt.Columns.Add(dgv.Columns[i].Name);
  657. }
  658. for (int i = 0; i < dgv.RowCount; i++)
  659. {
  660. if (dgv.Rows[i].Cells[0].Value != null)
  661. {
  662. if (dgv.Rows[i].Cells[0].Value.ToString() == "True")
  663. {
  664. if (dgv.Rows[i].Tag.ToString() == "SonRow")
  665. {
  666. DataRow dr = dt.NewRow();
  667. for (int j = 1; j < dgv.ColumnCount; j++)
  668. {
  669. dr[dgv.Columns[j].Name] = dgv.Rows[i].Cells[j].FormattedValue;
  670. }
  671. dt.Rows.Add(dr);
  672. CheckCount++;
  673. }
  674. }
  675. }
  676. }
  677. //判断是否勾选了明细
  678. if (CheckCount == 0)
  679. {
  680. return null;
  681. }
  682. return dt;
  683. }
  684. /// <summary>
  685. /// 设置只允许输入数字
  686. /// </summary>
  687. /// <param name="sender"></param>
  688. /// <param name="e"></param>
  689. public static void NumOnly(object sender, KeyPressEventArgs e)
  690. {
  691. if (e.KeyChar != '\b')//这是允许输入退格键
  692. {
  693. if ((e.KeyChar < '0') || (e.KeyChar > '9'))//这是允许输入0-9数字
  694. {
  695. e.Handled = true;
  696. }
  697. }
  698. }
  699. public static Dictionary<string, object> ToDictionary(string JsonData)
  700. {
  701. object Data = null;
  702. Dictionary<string, object> Dic = new Dictionary<string, object>();
  703. if (JsonData.StartsWith("["))
  704. {
  705. //如果目标直接就为数组类型,则将会直接输出一个Key为List的List<Dictionary<string, object>>集合
  706. //使用示例List<Dictionary<string, object>> ListDic = (List<Dictionary<string, object>>)Dic["List"];
  707. List<Dictionary<string, object>> List = new List<Dictionary<string, object>>();
  708. MatchCollection ListMatch = Regex.Matches(JsonData, @"{[\s\S]+?}");//使用正则表达式匹配出JSON数组
  709. foreach (Match ListItem in ListMatch)
  710. {
  711. List.Add(ToDictionary(ListItem.ToString()));//递归调用
  712. }
  713. Data = List;
  714. Dic.Add("List", Data);
  715. }
  716. else
  717. {
  718. MatchCollection Match = Regex.Matches(JsonData, @"""(.+?)"": {0,1}(\[[\s\S]+?\]|null|"".+?""|-{0,1}\d*)");//使用正则表达式匹配出JSON数据中的键与值
  719. foreach (Match item in Match)
  720. {
  721. try
  722. {
  723. if (item.Groups[2].ToString().StartsWith("["))
  724. {
  725. //如果目标是数组,将会输出一个Key为当前Json的List<Dictionary<string, object>>集合
  726. //使用示例List<Dictionary<string, object>> ListDic = (List<Dictionary<string, object>>)Dic["Json中的Key"];
  727. List<Dictionary<string, object>> List = new List<Dictionary<string, object>>();
  728. MatchCollection ListMatch = Regex.Matches(item.Groups[2].ToString(), @"{[\s\S]+?}");//使用正则表达式匹配出JSON数组
  729. foreach (Match ListItem in ListMatch)
  730. {
  731. List.Add(ToDictionary(ListItem.ToString()));//递归调用
  732. }
  733. Data = List;
  734. }
  735. else if (item.Groups[2].ToString().ToLower() == "null") Data = null;//如果数据为null(字符串类型),直接转换成null
  736. else Data = item.Groups[2].ToString(); //数据为数字、字符串中的一类,直接写入
  737. Dic.Add(item.Groups[1].ToString(), Data);
  738. }
  739. catch { }
  740. }
  741. }
  742. return Dic;
  743. }
  744. public static string AddField(string[] Fields)
  745. {
  746. string sql = " ";
  747. foreach (string field in Fields)
  748. {
  749. sql += field + ",";
  750. }
  751. return sql.Substring(0, sql.Length - 1);
  752. }
  753. }
  754. }