c# 公共方法
MyMeans
using System; using System.Collections.Generic; using System.Text; using System.Windows.Forms; using System.Data; using System.Data.SqlClient; namespace PWMS.ModuleClass { class MyModule { #region 公共变量 DataClass.MyMeans MyDataClass = new PWMS.DataClass.MyMeans(); //声明MyMeans类的一个对象，以调用其方法 public static string ADDs = ""; //用来存储添加或修改的SQL语句 public static string FindValue = ""; //存储查询条件 public static string Address_ID = ""; //存储通讯录添加修改时的ID编号 public static string User_ID = ""; //存储用户的ID编号 public static string User_Name = ""; //存储用户名 #endregion #region 窗体的调用 /// <summary> /// 窗体的调用. /// </summary> /// <param name="FrmName">调用窗体的Text属性值</param> /// <param name="n">标识</param> public void Show_Form(string FrmName, int n) { if (n == 1) { if (FrmName == "人事档案浏览") //判断当前要打开的窗体 { PerForm.F_ManFile FrmManFile = new PWMS.PerForm.F_ManFile(); FrmManFile.Text = "人事档案浏览"; //设置窗体名称 FrmManFile.ShowDialog(); //显示窗体 FrmManFile.Dispose(); } if (FrmName == "人事资料查询") { PerForm.F_Find FrmFind = new PWMS.PerForm.F_Find(); FrmFind.Text = "人事资料查询"; FrmFind.ShowDialog(); FrmFind.Dispose(); } if (FrmName == "人事资料统计") { PerForm.F_Stat FrmStat = new PWMS.PerForm.F_Stat(); FrmStat.Text = "人事资料统计"; FrmStat.ShowDialog(); FrmStat.Dispose(); } if (FrmName == "员工生日提示") { InfoAddForm.F_ClewSet FrmClewSet = new PWMS.InfoAddForm.F_ClewSet(); FrmClewSet.Text = "员工生日提示"; //设置窗体名称 FrmClewSet.Tag = 1; //设置窗体的Tag属性，用于在打开窗体时判断窗体的显示类形 FrmClewSet.ShowDialog(); //显示窗体 FrmClewSet.Dispose(); } if (FrmName == "员工合同提示") { InfoAddForm.F_ClewSet FrmClewSet = new PWMS.InfoAddForm.F_ClewSet(); FrmClewSet.Text = "员工合同提示"; FrmClewSet.Tag = 2; FrmClewSet.ShowDialog(); FrmClewSet.Dispose(); } if (FrmName == "日常记事") { PerForm.F_WordPad FrmWordPad = new PWMS.PerForm.F_WordPad(); FrmWordPad.Text = "日常记事"; FrmWordPad.ShowDialog(); FrmWordPad.Dispose(); } if (FrmName == "通讯录") { PerForm.F_AddressList FrmAddressList = new PWMS.PerForm.F_AddressList(); FrmAddressList.Text = "通讯录"; FrmAddressList.ShowDialog(); FrmAddressList.Dispose(); } if (FrmName == "备份/还原数据库") { PerForm.F_HaveBack FrmHaveBack = new PWMS.PerForm.F_HaveBack(); FrmHaveBack.Text = "备份/还原数据库"; FrmHaveBack.ShowDialog(); FrmHaveBack.Dispose(); } if (FrmName == "清空数据库") { PerForm.F_ClearData FrmClearData = new PWMS.PerForm.F_ClearData(); FrmClearData.Text = "清空数据库"; FrmClearData.ShowDialog(); FrmClearData.Dispose(); } if (FrmName == "重新登录") { F_Login FrmLogin = new F_Login(); FrmLogin.Tag = 2; FrmLogin.ShowDialog(); FrmLogin.Dispose(); } if (FrmName == "用户设置") { PerForm.F_User FrmUser = new PWMS.PerForm.F_User(); FrmUser.Text = "用户设置"; FrmUser.ShowDialog(); FrmUser.Dispose(); } if (FrmName == "计算器") { System.Diagnostics.Process.Start("calc.exe"); } if (FrmName == "记事本") { System.Diagnostics.Process.Start("notepad.exe"); } } if (n == 2) { String FrmStr = ""; //记录窗体名称 if (FrmName == "民族类别设置") //判断要打开的窗体 { DataClass.MyMeans.Mean_SQL = "select * from tb_Folk"; //SQL语句 DataClass.MyMeans.Mean_Table = "tb_Folk"; //表名 DataClass.MyMeans.Mean_Field = "FolkName"; //添加、修改数据的字段名 FrmStr = FrmName; } if (FrmName == "职工类别设置") { DataClass.MyMeans.Mean_SQL = "select * from tb_EmployeeGenre"; DataClass.MyMeans.Mean_Table = "tb_EmployeeGenre"; DataClass.MyMeans.Mean_Field = "EmployeeName"; FrmStr = FrmName; } if (FrmName == "文化程度设置") { DataClass.MyMeans.Mean_SQL = "select * from tb_Kultur"; DataClass.MyMeans.Mean_Table = "tb_Kultur"; DataClass.MyMeans.Mean_Field = "KulturName"; FrmStr = FrmName; } if (FrmName == "政治面貌设置") { DataClass.MyMeans.Mean_SQL = "select * from tb_Visage"; DataClass.MyMeans.Mean_Table = "tb_Visage"; DataClass.MyMeans.Mean_Field = "VisageName"; FrmStr = FrmName; } if (FrmName == "部门类别设置") { DataClass.MyMeans.Mean_SQL = "select * from tb_Branch"; DataClass.MyMeans.Mean_Table = "tb_Branch"; DataClass.MyMeans.Mean_Field = "BranchName"; FrmStr = FrmName; } if (FrmName == "工资类别设置") { DataClass.MyMeans.Mean_SQL = "select * from tb_Laborage"; DataClass.MyMeans.Mean_Table = "tb_Laborage"; DataClass.MyMeans.Mean_Field = "LaborageName"; FrmStr = FrmName; } if (FrmName == "职务类别设置") { DataClass.MyMeans.Mean_SQL = "select * from tb_Business"; DataClass.MyMeans.Mean_Table = "tb_Business"; DataClass.MyMeans.Mean_Field = "BusinessName"; FrmStr = FrmName; } if (FrmName == "职称类别设置") { DataClass.MyMeans.Mean_SQL = "select * from tb_Duthcall"; DataClass.MyMeans.Mean_Table = "tb_Duthcall"; DataClass.MyMeans.Mean_Field = "DuthcallName"; FrmStr = FrmName; } if (FrmName == "奖惩类别设置") { DataClass.MyMeans.Mean_SQL = "select * from tb_RPKind"; DataClass.MyMeans.Mean_Table = "tb_RPKind"; DataClass.MyMeans.Mean_Field = "RPKind"; FrmStr = FrmName; } if (FrmName == "记事本类别设置") { DataClass.MyMeans.Mean_SQL = "select * from tb_WordPad"; DataClass.MyMeans.Mean_Table = "tb_WordPad"; DataClass.MyMeans.Mean_Field = "WordPad"; FrmStr = FrmName; } InfoAddForm.F_Basic FrmBasic = new PWMS.InfoAddForm.F_Basic(); FrmBasic.Text = FrmStr; //设置窗体名称 FrmBasic.ShowDialog(); //显示调用的窗体 FrmBasic.Dispose(); } } #endregion #region 将StatusStrip控件中的信息添加到treeView控件中 /// <summary> /// 读取菜单中的信息. /// </summary> /// <param name="treeV">TreeView控件</param> /// <param name="MenuS">MenuStrip控件</param> public void GetMenu(TreeView treeV, MenuStrip MenuS) { for (int i = 0; i < MenuS.Items.Count; i++) //遍历MenuStrip组件中的一级菜单项 { //将一级菜单项的名称添加到TreeView组件的根节点中，并设置当前节点的子节点newNode1 TreeNode newNode1 = treeV.Nodes.Add(MenuS.Items[i].Text); //将当前菜单项的所有相关信息存入到ToolStripDropDownItem对象中 ToolStripDropDownItem newmenu = (ToolStripDropDownItem)MenuS.Items[i]; //判断当前菜单项中是否有二级菜单项 if (newmenu.HasDropDownItems && newmenu.DropDownItems.Count > 0) for (int j = 0; j < newmenu.DropDownItems.Count; j++) //遍历二级菜单项 { //将二级菜单名称添加到TreeView组件的子节点newNode1中，并设置当前节点的子节点newNode2 TreeNode newNode2 = newNode1.Nodes.Add(newmenu.DropDownItems[j].Text); //将当前菜单项的所有相关信息存入到ToolStripDropDownItem对象中 ToolStripDropDownItem newmenu2 = (ToolStripDropDownItem)newmenu.DropDownItems[j]; //判断二级菜单项中是否有三级菜单项 if (newmenu2.HasDropDownItems && newmenu2.DropDownItems.Count > 0) for (int p = 0; p < newmenu2.DropDownItems.Count; p++) //遍历三级菜单项 //将三级菜单名称添加到TreeView组件的子节点newNode2中 newNode2.Nodes.Add(newmenu2.DropDownItems[p].Text); } } } #endregion #region 自动编号 /// <summary> /// 在添加信息时自动计算编号. /// </summary> /// <param name="TableName">表名</param> /// <param name="ID">字段名</param> /// <returns>返回String对象</returns> public String GetAutocoding(string TableName, string ID) { //查找指定表中ID号为最大的记录 SqlDataReader MyDR = MyDataClass.getcom("select max(" + ID + ") NID from " + TableName); int Num = 0; if (MyDR.HasRows) //当查找到记录时 { MyDR.Read(); //读取当前记录 if (MyDR[0].ToString() == "") return "0001"; Num = Convert.ToInt32(MyDR[0].ToString()); //将当前找到的最大编号转换成整数 ++Num; //最大编号加1 string s = string.Format("{0:0000}", Num); //将整数值转换成指定格式的字符串 return s; //返回自动生成的编号 } else { return "0001"; //当数据表没有记录时，返回0001 } } #endregion #region 向comboBox控件传递数据表中的数据 /// <summary> /// 动态向comboBox控件的下拉列表添加数据. /// </summary> /// <param name="cobox">comboBox控件</param> /// <param name="TableName">数据表名称</param> public void CoPassData(ComboBox cobox, string TableName) { cobox.Items.Clear(); DataClass.MyMeans MyDataClsaa = new PWMS.DataClass.MyMeans(); SqlDataReader MyDR = MyDataClsaa.getcom("select * from " + TableName); if (MyDR.HasRows) { while (MyDR.Read()) { if (MyDR[1].ToString() != "" && MyDR[1].ToString()!=null) cobox.Items.Add(MyDR[1].ToString()); } } } #endregion #region 向comboBox控件传递各省市的名称 /// <summary> /// 动态向comboBox控件的下拉列表添加省名. /// </summary> /// <param name="cobox">comboBox控件</param> /// <param name="SQLstr">SQL语句</param> /// <param name="n">字段位数</param> public void CityInfo(ComboBox cobox, string SQLstr, int n) { cobox.Items.Clear(); DataClass.MyMeans MyDataClsaa = new PWMS.DataClass.MyMeans(); SqlDataReader MyDR = MyDataClsaa.getcom(SQLstr); if (MyDR.HasRows) { while (MyDR.Read()) { if (MyDR[n].ToString() != "" && MyDR[n].ToString() != null) cobox.Items.Add(MyDR[n].ToString()); } } } #endregion #region 将日期转换成指定的格式 /// <summary> /// 将日期转换成yyyy-mm-dd格式. /// </summary> /// <param name="NDate">日期</param> /// <returns>返回String对象</returns> public string Date_Format(string NDate) { string sm,sd; int y, m, d; try { y = Convert.ToDateTime(NDate).Year; m = Convert.ToDateTime(NDate).Month; d = Convert.ToDateTime(NDate).Day; } catch { return ""; } if (y == 1900) return ""; if (m < 10) sm = "0" + Convert.ToString(m); else sm = Convert.ToString(m); if (d < 10) sd = "0" + Convert.ToString(d); else sd = Convert.ToString(d); return Convert.ToString(y) + "-" + sm + "-" + sd; } #endregion #region 将时间转换成指定的格式 /// <summary> /// 将时间转换成yyyy-mm-dd格式. /// </summary> /// <param name="NDate">日期</param> /// <returns>返回String对象</returns> public string Time_Format(string NDate) { string sh, sm, se; int hh, mm, ss; try { hh = Convert.ToDateTime(NDate).Hour; mm = Convert.ToDateTime(NDate).Minute; ss = Convert.ToDateTime(NDate).Second; } catch { return ""; } sh = Convert.ToString(hh); if (sh.Length < 2) sh = "0" + sh; sm = Convert.ToString(mm); if (sm.Length < 2) sm = "0" + sm; se = Convert.ToString(ss); if (se.Length < 2) se = "0" + se; return sh + sm + se; } #endregion #region 设置MaskedTextBox控件的格式 /// <summary> /// 将MaskedTextBox控件的格式设为yyyy-mm-dd格式. /// </summary> /// <param name="NDate">日期</param> /// <param name="ID">数据表名称</param> /// <returns>返回String对象</returns> public void MaskedTextBox_Format(MaskedTextBox MTBox) { MTBox.Mask = "0000-00-00"; MTBox.ValidatingType = typeof(System.DateTime); } #endregion #region 用按钮控制数据记录移动时，改变按钮的可用状态 /// <summary> /// 设置按钮是否可用. /// </summary> /// <param name="B1">首记录按钮</param> /// <param name="B2">上一条记录按钮</param> /// <param name="B3">下一条记录按钮</param> /// <param name="B4">尾记录按钮</param> /// <param name="NDate">B1标识</param> /// <param name="NDate">B2标识</param> /// <param name="NDate">B3标识</param> /// <param name="NDate">B4标识</param> public void Ena_Button(Button B1, Button B2, Button B3, Button B4, int n1, int n2, int n3, int n4) { B1.Enabled = Convert.ToBoolean(n1); B2.Enabled = Convert.ToBoolean(n2); B3.Enabled = Convert.ToBoolean(n3); B4.Enabled = Convert.ToBoolean(n4); } #endregion #region 遍历清空指定的控件 /// <summary> /// 清空所有控件下的所有控件. /// </summary> /// <param name="Con">可视化控件</param> public void Clear_Control(Control.ControlCollection Con) { foreach (Control C in Con){ //遍历可视化组件中的所有控件 if (C.GetType().Name == "TextBox") //判断是否为TextBox控件 if (((TextBox)C).Visible == true) //判断当前控件是否为显示状态 ((TextBox)C).Clear(); //清空当前控件 if (C.GetType().Name == "MaskedTextBox") //判断是否为MaskedTextBox控件 if (((MaskedTextBox)C).Visible == true) //判断当前控件是否为显示状态 ((MaskedTextBox)C).Clear(); //清空当前控件 if (C.GetType().Name == "ComboBox") //判断是否为ComboBox控件 if (((ComboBox)C).Visible == true) //判断当前控件是否为显示状态 ((ComboBox)C).Text = ""; //清空当前控件的Text属性值 if (C.GetType().Name == "PictureBox") //判断是否为PictureBox控件 if (((PictureBox)C).Visible == true) //判断当前控件是否为显示状态 ((PictureBox)C).Image = null; //清空当前控件的Image属性 } } #endregion #region 保存添加或修改的信息 /// <summary> /// 保存添加或修改的信息. /// </summary> /// <param name="Sarr">数据表中的所有字段</param> /// <param name="ID1">第一个字段值</param> /// <param name="ID2">第二个字段值</param> /// <param name="Contr">指定控件的数据集</param> /// <param name="BoxName">要搜索的控件名称</param> /// <param name="TableName">数据表名称</param> /// <param name="n">控件的个数</param> /// <param name="m">标识，用于判断是添加还是修改</param> public void Part_SaveClass(string Sarr, string ID1, string ID2, Control.ControlCollection Contr, string BoxName, string TableName, int n, int m) { string tem_Field = "", tem_Value = ""; int p = 2; if (m == 1){ //当m为1时，表示添加数据信息 if (ID1 != "" && ID2 == ""){ //根据参数值判断添加的字段 tem_Field = "ID"; tem_Value = "'" + ID1 + "'"; p = 1; } else{ tem_Field = "Sut_id,ID"; tem_Value = "'" + ID1 + "','" + ID2 + "'"; } } else if (m == 2){ //当m为2时，表示修改数据信息 if (ID1 != "" && ID2 == ""){ //根据参数值判断添加的字段 tem_Value = "ID='" + ID1 + "'"; p = 1; } else tem_Value = "Sut_ID='" + ID1 + "',ID='" + ID2 + "'"; } if (m > 0){ //生成部份添加、修改语句 string[] Parr = Sarr.Split(Convert.ToChar(',')); for (int i = p; i < n; i++) { string sID = BoxName + i.ToString(); //通过BoxName参数获取要进行操作的控件名称 foreach (Control C in Contr){ //遍历控件集中的相关控件 if (C.GetType().Name == "TextBox" | C.GetType().Name == "MaskedTextBox" | C.GetType().Name == "ComboBox") if (C.Name == sID){ //如果在控件集中找到相应的组件 string Ctext = C.Text; if (C.GetType().Name == "MaskedTextBox") //如果当前是MaskedTextBox控件 Ctext = Date_Format(C.Text); //对当前控件的值进行格式化 if (m == 1){ //组合SQL语句中insert的相关语句 tem_Field = tem_Field + "," + Parr[i]; if (Ctext == "") tem_Value = tem_Value + "," + "NULL"; else tem_Value = tem_Value + "," + "'" + Ctext + "'"; } if (m == 2) { //组合SQL语句中update的相关语句 if (Ctext=="") tem_Value = tem_Value + "," + Parr[i] + "=NULL"; else tem_Value = tem_Value + "," + Parr[i] + "='" + Ctext + "'"; } } } } ADDs = ""; if (m == 1) //生成SQL的添加语句 ADDs = "insert into " + TableName + " (" + tem_Field + ") values(" + tem_Value + ")"; if (m == 2) //生成SQL的修改语句 if (ID2 == "") //根据ID2参数，判断修改语句的条件 ADDs = "update " + TableName + " set " + tem_Value + " where ID='" + ID1 + "'"; else ADDs = "update " + TableName + " set " + tem_Value + " where ID='" + ID2 + "'"; } } #endregion #region 将当前表的数据信息显示在指定的控件上 /// <summary> /// 将DataGridView控件的当前记录显示在其它控件上. /// </summary> /// <param name="DGrid">DataGridView控件</param> /// <param name="GBox">GroupBox控件的数据集</param> /// <param name="TName">获取信息控件的部份名称</param> public void Show_DGrid(DataGridView DGrid, Control.ControlCollection GBox, string TName) { string sID = ""; if (DGrid.RowCount > 0) { for (int i = 2; i < DGrid.ColumnCount; i++) { sID = TName + i.ToString(); foreach (Control C in GBox) { if (C.GetType().Name == "TextBox" | C.GetType().Name == "MaskedTextBox" | C.GetType().Name == "ComboBox") if (C.Name == sID) { if (C.GetType().Name != "MaskedTextBox") C.Text = DGrid[i, DGrid.CurrentCell.RowIndex].Value.ToString(); else C.Text = Date_Format(Convert.ToString(DGrid[i, DGrid.CurrentCell.RowIndex].Value).Trim()); } } } } } #endregion #region 清空控件集上的控件信息 /// <summary> /// 清空GroupBox控件上的控件信息. /// </summary> /// <param name="n">控件个数</param> /// <param name="GBox">GroupBox控件的数据集</param> /// <param name="TName">获取信息控件的部份名称</param> public void Clear_Grids(int n, Control.ControlCollection GBox, string TName) { string sID = ""; for (int i = 2; i < n; i++) { sID = TName + i.ToString(); foreach (Control C in GBox) { if (C.GetType().Name == "TextBox" | C.GetType().Name == "MaskedTextBox" | C.GetType().Name == "ComboBox") if (C.Name == sID) { C.Text = ""; } } } } #endregion #region 控制数据表的显示字段 /// <summary> /// 通过条件显示相关表的字段，因使用DataGridView控件，添加System.Windows.Forms命名空间 /// </summary> /// <param name="DSet">DataSet类</param> /// <param name="DGrid">DataGridView控件</param> public void Correlation_Table(DataSet DSet, DataGridView DGrid) { DGrid.DataSource = DSet.Tables[0]; DGrid.Columns[0].Visible = false; DGrid.Columns[1].Visible = false; DGrid.RowHeadersVisible = false; DGrid.SelectionMode = DataGridViewSelectionMode.FullRowSelect; } #endregion #region 组合查询条件 /// <summary> /// 根据控件是否为空组合查询条件. /// </summary> /// <param name="GBox">GroupBox控件的数据集</param> /// <param name="TName">获取信息控件的部份名称</param> /// <param name="TName">查询关系</param> public void Find_Grids(Control.ControlCollection GBox, string TName, string ANDSign) { string sID = ""; //定义局部变量 if (FindValue.Length>0) FindValue = FindValue + ANDSign; foreach (Control C in GBox){ //遍历控件集上的所有控件 if (C.GetType().Name == "TextBox" | C.GetType().Name == "ComboBox"){ //判断是否要遍历的控件 if (C.GetType().Name == "ComboBox" && C.Text!=""){ //当指定控件不为空时 sID = C.Name; if (sID.IndexOf(TName) > -1){ //当TName参数是当前控件名中的部分信息时 string[] Astr = sID.Split(Convert.ToChar('_')); //用“_”符号分隔当前控件的名称,获取相应的字段名 FindValue = FindValue + "(" + Astr[1] + " = '" + C.Text + "')" + ANDSign; //生成查询条件 } } if (C.GetType().Name == "TextBox" && C.Text != "") //如果当前为TextBox控件，并且控件不为空 { sID = C.Name; //获取当前控件的名称 if (sID.IndexOf(TName) > -1) //判断TName参数值是否为当前控件名的子字符串 { string[] Astr = sID.Split(Convert.ToChar('_')); //以“_”为分隔符，将控件名存入到一维数组中 string m_Sgin = ""; //用于记录逻辑运算符 string mID = ""; //用于记录字段名 if (Astr.Length > 2) //当数组的元素个数大于2时 mID = Astr[1] + "_" + Astr[2]; //将最后两个元素组成字段名 else mID = Astr[1]; //获取当前条件所对应的字段名称 foreach (Control C1 in GBox) //遍历控件集 { if (C1.GetType().Name == "ComboBox") //判断是否为ComboBox组件 if ((C1.Name).IndexOf(mID) > -1) //判断当前组件名是否包含条件组件的部分文件名 { if (C1.Text == "") //当查询条件为空时 break; //退出本次循环 else { m_Sgin = C1.Text; //将条件值存储到m_Sgin变量中 break; } } } if (m_Sgin != "") //当该务件不为空时 FindValue = FindValue + "(" + mID + m_Sgin + C.Text + ")" + ANDSign; //组合SQL语句的查询条件 } } } } if (FindValue.Length > 0) //当存储查询条的变量不为空时，删除逻辑运算符AND和OR { if (FindValue.IndexOf("AND") > -1) //判断是否用AND连接条件 FindValue = FindValue.Substring(0, FindValue.Length - 4); if (FindValue.IndexOf("OR") > -1) //判断是否用OR连接条件 FindValue = FindValue.Substring(0, FindValue.Length - 3); } else FindValue = ""; } #endregion #region 判断字符型日期是否正确 /// <summary> /// 将字符型日期转换成日期进行判断. /// </summary> /// <param name="MTbox">MaskedTextBox控件</param> /// <param name="NDate">字符型日期</param> /// <> public bool Estimate_Date(MaskedTextBox MTbox) { try { DateTime DT = DateTime.Parse(MTbox.Text.Trim()); return true; } catch { MTbox.Text = ""; MessageBox.Show("日期输入错误，请重新输入！"); return false; } } #endregion #region 设置文本框只能输入数字型字符串 /// <summary> /// 文本框只能输入数字型和单精度型的字符串. /// </summary> /// <param name="e">KeyPressEventArgs类</param> /// <param name="s">文本框的字符串</param> /// <param name="n">标识，判断是数字型还是单精度型</param> public void Estimate_Key(KeyPressEventArgs e,string s,int n) { if (n==0) //只能输入整型 if (!(e.KeyChar <= '9' && e.KeyChar >= '0') && e.KeyChar != '\r' && e.KeyChar != '\b') { e.Handled = true; //处理KeyPress事件 } if (n == 1) //可以输入整型或单精度型 { if ((!(e.KeyChar <= '9' && e.KeyChar >= '0')) && e.KeyChar != '.' && e.KeyChar != '\r' && e.KeyChar != '\b') { e.Handled = true; } else { if (e.KeyChar == '.') //如果输入“.” if (s == "") //当前文本框为空 e.Handled = true; //处理KeyPress事件 else { if (s.Length > 0) //当文本框不为空时 { if (s.IndexOf(".") > -1) //查找是否已输入过“.” e.Handled = true; //处理KeyPress事件 } } } } } #endregion #region 添加用户权限 /// <summary> /// 在添加用户时，将权限模版中的信息添加到用户权限表中. /// </summary> /// <param name="ID">用户编号</param> /// <param name="n">权限值</param> /// <> public void ADD_Pope(string ID,int n) { DataSet DSet; DSet = MyDataClass.getDataSet("select PopeName from tb_PopeModel", "tb_PopeModel"); for (int i = 0; i < DSet.Tables[0].Rows.Count; i++) { MyDataClass.getsqlcom("insert into tb_UserPope (ID,PopeName,Pope) values('" + ID + "','" + Convert.ToString(DSet.Tables[0].Rows[i][0]) + "'," + n + ")"); } } #endregion #region 清空所有数据表 /// <summary> /// 清空数据库中的所有数据表. /// </summary> /// <param name="GBox">GroupBox控件的数据集</param> /// <param name="TName">获取信息控件的部份名称</param> public void Clear_Table(Control.ControlCollection GBox, string TName) { string sID = ""; foreach (Control C in GBox) { if (C.GetType().Name == "CheckBox") { sID = C.Name; if (sID.IndexOf(TName) > -1) { if (((CheckBox)C).Checked == true) { string TableName = ""; string[] Astr = sID.Split(Convert.ToChar('_')); TableName = "tb_" + Astr[1]; if (Astr[1].ToUpper() == ("Clew").ToUpper()) { MyDataClass.getsqlcom("update " + TableName + " set Fate=0,Unlock=0 where ID>0"); } else { MyDataClass.getsqlcom("Delete " + TableName); if (Astr[1].ToUpper() == ("Login").ToUpper()) { MyDataClass.getsqlcom("Delete tb_UserPope"); MyDataClass.getsqlcom("insert into " + TableName + " (ID,Name,Pass) values('0001','TSoft','111')"); ADD_Pope("0001", 1); } } } } } } } #endregion #region 显示用户权限 /// <summary> /// 显示指定用户的权限. /// </summary> /// <param name="GBox">GroupBox控件的数据集</param> /// <param name="TName">获取用户编号</param> public void Show_Pope(Control.ControlCollection GBox, string TID) { string sID = ""; string CheckName = ""; bool t = false; DataSet DSet = MyDataClass.getDataSet("select ID,PopeName,Pope from tb_UserPope where ID='" + TID + "'", "tb_UserPope"); for (int i = 0; i < DSet.Tables[0].Rows.Count; i++) { sID = Convert.ToString(DSet.Tables[0].Rows[i][1]); if ((int)(DSet.Tables[0].Rows[i][2]) == 1) t = true; else t = false; foreach (Control C in GBox) { if (C.GetType().Name == "CheckBox") { CheckName = C.Name; if (CheckName.IndexOf(sID) > -1) { ((CheckBox)C).Checked = t; } } } } } #endregion #region 修改指定用户权限 /// <summary> /// 修改指定用户的权限. /// </summary> /// <param name="GBox">GroupBox控件的数据集</param> /// <param name="TName">获取用户编号</param> public void Amend_Pope(Control.ControlCollection GBox, string TID) { string CheckName = ""; int tt = 0; foreach (Control C in GBox) { if (C.GetType().Name == "CheckBox") { if (((CheckBox)C).Checked) tt = 1; else tt = 0; CheckName = C.Name; string[] Astr = CheckName.Split(Convert.ToChar('_')); MyDataClass.getsqlcom("update tb_UserPope set Pope=" + tt + " where (ID='" + TID + "') and (PopeName='" + Astr[1].Trim() + "')"); } } } #endregion #region 设置主窗体菜单不可用 /// <summary> /// 设置主窗体菜单不可用. /// </summary> /// <param name="MenuS">MenuStrip控件</param> public void MainMenuF(MenuStrip MenuS) { string Men = ""; for (int i = 0; i < MenuS.Items.Count; i++) { Men = ((ToolStripDropDownItem)MenuS.Items[i]).Name; if (Men.IndexOf("Menu") == -1) ((ToolStripDropDownItem)MenuS.Items[i]).Enabled = false; ToolStripDropDownItem newmenu = (ToolStripDropDownItem)MenuS.Items[i]; if (newmenu.HasDropDownItems && newmenu.DropDownItems.Count > 0) for (int j = 0; j < newmenu.DropDownItems.Count; j++) { Men = newmenu.DropDownItems[j].Name; if (Men.IndexOf("Menu") == -1) newmenu.DropDownItems[j].Enabled = false; ToolStripDropDownItem newmenu2 = (ToolStripDropDownItem)newmenu.DropDownItems[j]; if (newmenu2.HasDropDownItems && newmenu2.DropDownItems.Count > 0) for (int p = 0; p < newmenu2.DropDownItems.Count; p++) newmenu2.DropDownItems[p].Enabled = false; } } } #endregion #region 根据用户权限设置主窗体菜单 /// <summary> /// 根据用户权限设置菜单是否可用. /// </summary> /// <param name="MenuS">MenuStrip控件</param> /// <param name="UName">当前登录用户名</param> public void MainPope(MenuStrip MenuS, String UName) { string Str = ""; string MenuName = ""; DataSet DSet = MyDataClass.getDataSet("select ID from tb_Login where Name='" + UName + "'", "tb_Login"); //获取当前登录用户的信息 string UID = Convert.ToString(DSet.Tables[0].Rows[0][0]); //获取当前用户编号 DSet = MyDataClass.getDataSet("select ID,PopeName,Pope from tb_UserPope where ID='" + UID + "'", "tb_UserPope"); //获取当前用户的权限信息 bool bo = false; for (int k = 0; k < DSet.Tables[0].Rows.Count; k++) //遍历当前用户的权限名称 { Str = Convert.ToString(DSet.Tables[0].Rows[k][1]); //获取权限名称 if (Convert.ToInt32(DSet.Tables[0].Rows[k][2]) == 1) //判断权限是否可用 bo = true; else bo = false; for (int i = 0; i < MenuS.Items.Count; i++) //遍历菜单栏中的一级菜单项 { ToolStripDropDownItem newmenu = (ToolStripDropDownItem)MenuS.Items[i]; //记录当前菜单项下的所有信息 if (newmenu.HasDropDownItems && newmenu.DropDownItems.Count > 0) //如果当前菜单项有子级菜单项 for (int j = 0; j < newmenu.DropDownItems.Count; j++) //遍历二级菜单项 { MenuName = newmenu.DropDownItems[j].Name; //获取当前菜单项的名称 if (MenuName.IndexOf(Str) > -1) //如果包含权限名称 newmenu.DropDownItems[j].Enabled = bo; //根据权限设置可用状态 ToolStripDropDownItem newmenu2 = (ToolStripDropDownItem)newmenu.DropDownItems[j]; //记录当前菜单项的所有信息 if (newmenu2.HasDropDownItems && newmenu2.DropDownItems.Count > 0) //如果当前菜单项有子级菜单项 for (int p = 0; p < newmenu2.DropDownItems.Count; p++) //遍历三级菜单项 { MenuName = newmenu2.DropDownItems[p].Name; //获取当前菜单项的名称 if (MenuName.IndexOf(Str) > -1) //如果包含权限名称 newmenu2.DropDownItems[p].Enabled = bo; //根据权限设置可用状态 } } } } } #endregion #region 用TreeView控件调用StatusStrip控件下各菜单的单击事件 /// <summary> /// 用TreeView控件调用StatusStrip控件下各菜单的单击事件. /// </summary> /// <param name="MenuS">MenuStrip控件</param> /// <param name="e">TreeView控件的TreeNodeMouseClickEventArgs类</param> public void TreeMenuF(MenuStrip MenuS, TreeNodeMouseClickEventArgs e) { string Men = ""; for (int i = 0; i < MenuS.Items.Count; i++) //遍历MenuStrip控件中主菜单项 { Men = ((ToolStripDropDownItem)MenuS.Items[i]).Name; //获取主菜单项的名称 if (Men.IndexOf("Menu") == -1) //如果MenuStrip控件的菜单项没有子菜单 { if (((ToolStripDropDownItem)MenuS.Items[i]).Text == e.Node.Text) //当节点名称与菜单项名称相等时 if (((ToolStripDropDownItem)MenuS.Items[i]).Enabled == false) //判断当前菜单项是否可用 { MessageBox.Show("当前用户无权限调用" + "\"" + e.Node.Text + "\"" + "窗体"); break; } else Show_Form(((ToolStripDropDownItem)MenuS.Items[i]).Text.Trim(), 1); //调用相应的窗体 } ToolStripDropDownItem newmenu = (ToolStripDropDownItem)MenuS.Items[i]; if (newmenu.HasDropDownItems && newmenu.DropDownItems.Count > 0) //遍历二级菜单项 for (int j = 0; j < newmenu.DropDownItems.Count; j++) { Men = newmenu.DropDownItems[j].Name; //获取二级菜单项的名称 if (Men.IndexOf("Menu") == -1) { if ((newmenu.DropDownItems[j]).Text == e.Node.Text) if ((newmenu.DropDownItems[j]).Enabled == false) { MessageBox.Show("当前用户无权限调用" + "\"" + e.Node.Text + "\"" + "窗体"); break; } else Show_Form((newmenu.DropDownItems[j]).Text.Trim(), 1); } ToolStripDropDownItem newmenu2 = (ToolStripDropDownItem)newmenu.DropDownItems[j]; if (newmenu2.HasDropDownItems && newmenu2.DropDownItems.Count > 0) //遍历三级菜单项 for (int p = 0; p < newmenu2.DropDownItems.Count; p++) { if ((newmenu2.DropDownItems[p]).Text == e.Node.Text) if ((newmenu2.DropDownItems[p]).Enabled == false) { MessageBox.Show("当前用户无权限调用" + "\"" + e.Node.Text + "\"" + "窗体"); break; } else if ((newmenu2.DropDownItems[p]).Text.Trim() == "员工生日提示" || (newmenu2.DropDownItems[p]).Text.Trim() == "员工合同提示") Show_Form((newmenu2.DropDownItems[p]).Text.Trim(), 1); else Show_Form((newmenu2.DropDownItems[p]).Text.Trim(), 2); } } } } #endregion #region 查询指定范围内生日与合同到期的职工 /// <summary> /// 查询指定范围内生日与合同到期的职工. /// </summary> /// <param name="i">标识，判断查询的是生日，还是合同</param> public void PactDay(int i) { DataSet DSet = MyDataClass.getDataSet("select * from tb_Clew where kind=" + i + " and unlock=1", "tb_clew"); if (DSet.Tables[0].Rows.Count > 0) { string Vfield = ""; string dSQL = ""; int sday = Convert.ToInt32(DSet.Tables[0].Rows[0][1]); if (i == 1) { Vfield = "Birthday"; dSQL = "select * from tb_Stuffbusic where (datediff(day,getdate(),convert(Nvarchar(12),cast (cast (year(getdate()) as char(4))+'-'+ cast(month(" + Vfield + ") as char(2))+'-'+ cast (day(" + Vfield + ") as char(2)) as datetime),110))<=" + sday + ") and (datediff(day,getdate(),convert(Nvarchar(12),cast (cast (year(getdate()) as char(4))+'-'+ cast(month(" + Vfield + ") as char(2))+'-'+cast (day(" + Vfield + ") as char(2)) as datetime),110))>=0)"; } else { Vfield = "Pact_E"; dSQL = "select * from tb_Stuffbusic where ((getdate()-convert(Nvarchar(12)," + Vfield + ",110))>=-" + sday + " and (getdate()-convert(Nvarchar(12)," + Vfield + ",110))<=0)"; } DSet = MyDataClass.getDataSet(dSQL, "tb_Stuffbusic"); if (DSet.Tables[0].Rows.Count > 0) { if (i == 1) Vfield = "是否查看" + sday.ToString() + "天内过生日的职工信息？"; else Vfield = "是否查看" + sday.ToString() + "天内合同到期的职工信息？"; if (MessageBox.Show(Vfield, "提示", MessageBoxButtons.OKCancel, MessageBoxIcon.Question) == DialogResult.OK) { DataClass.MyMeans.AllSql = dSQL; Show_Form("人事档案浏览", 1); } } } } #endregion #region 将图片存储到数据库中 /// <summary> /// 以二进制的形式将图片存储到数据库中. /// </summary> /// <param name="MID">职工编号</param> /// <param name="p">图片的二进制形式</param> public void SaveImage(string MID, byte[] p) { MyDataClass.con_open(); StringBuilder strSql = new StringBuilder(); strSql.Append("update tb_Stuffbusic Set Photo=@Photo where ID="+MID); SqlCommand cmd = new SqlCommand(strSql.ToString(), DataClass.MyMeans.My_con); cmd.Parameters.Add("@Photo", SqlDbType.Binary).Value = p; cmd.ExecuteNonQuery(); DataClass.MyMeans.My_con.Close(); } #endregion } }
MyMeans
using System; using System.Collections.Generic; using System.Text; using System.Data; using System.Data.SqlClient; using System.Windows.Forms; namespace PWMS.DataClass { class MyMeans { #region 全局变量 public static string Login_ID = ""; //定义全局变量，记录当前登录的用户编号 public static string Login_Name = ""; //定义全局变量，记录当前登录的用户名 public static string Mean_SQL = "", Mean_Table = "", Mean_Field = ""; //定义全局变量，记录“基础信息”各窗体中的表名及SQL语句 public static SqlConnection My_con; //定义一个SqlConnection类型的公共变量My_con，用于判断数据库是否连接成功 public static string M_str_sqlcon = "Data Source=a\\a;Database=db_PWMS;User id=sa;PWD="; public static int Login_n = 0; //用户登录与重新登录的标识 public static string AllSql = "Select * from tb_Stuffbusic"; //存储职工基本信息表中的SQL语句 //public static int res = 0; #endregion #region 建立数据库连接 /// <summary> /// 建立数据库连接. /// </summary> /// <returns>返回SqlConnection对象</returns> public static SqlConnection getcon() { My_con = new SqlConnection(M_str_sqlcon); //用SqlConnection对象与指定的数据库相连接 My_con.Open(); //打开数据库连接 return My_con; //返回SqlConnection对象的信息 } #endregion #region 测试数据库是否赋加 /// <summary> /// 测试数据库是否赋加 /// </summary> public void con_open() { getcon(); //con_close(); } #endregion #region 关闭数据库连接 /// <summary> /// 关闭于数据库的连接. /// </summary> public void con_close() { if (My_con.State == ConnectionState.Open) //判断是否打开与数据库的连接 { My_con.Close(); //关闭数据库的连接 My_con.Dispose(); //释放My_con变量的所有空间 } } #endregion #region 读取指定表中的信息 /// <summary> /// 读取指定表中的信息. /// </summary> /// <param name="SQLstr">SQL语句</param> /// <returns>返回bool型</returns> public SqlDataReader getcom(string SQLstr) { getcon(); //打开与数据库的连接 SqlCommand My_com = My_con.CreateCommand(); //创建一个SqlCommand对象，用于执行SQL语句 My_com.CommandText = SQLstr; //获取指定的SQL语句 SqlDataReader My_read = My_com.ExecuteReader(); //执行SQL语名句，生成一个SqlDataReader对象 return My_read; } #endregion #region 执行SqlCommand命令 /// <summary> /// 执行SqlCommand /// </summary> /// <param name="M_str_sqlstr">SQL语句</param> public void getsqlcom(string SQLstr) { getcon(); //打开与数据库的连接 SqlCommand SQLcom = new SqlCommand(SQLstr, My_con); //创建一个SqlCommand对象，用于执行SQL语句 SQLcom.ExecuteNonQuery(); //执行SQL语句 SQLcom.Dispose(); //释放所有空间 con_close(); //调用con_close()方法，关闭与数据库的连接 } #endregion #region 创建DataSet对象 /// <summary> /// 创建一个DataSet对象 /// </summary> /// <param name="M_str_sqlstr">SQL语句</param> /// <param name="M_str_table">表名</param> /// <returns>返回DataSet对象</returns> public DataSet getDataSet(string SQLstr, string tableName) { getcon(); //打开与数据库的连接 SqlDataAdapter SQLda = new SqlDataAdapter(SQLstr, My_con); //创建一个SqlDataAdapter对象，并获取指定数据表的信息 DataSet My_DataSet = new DataSet(); //创建DataSet对象 SQLda.Fill(My_DataSet, tableName); //通过SqlDataAdapter对象的Fill()方法，将数据表信息添加到DataSet对象中 con_close(); //关闭数据库的连接 return My_DataSet; //返回DataSet对象的信息 //WritePrivateProfileString(string section, string key, string val, string filePath); } #endregion } }
