printtypeform.vb

这是一个固定资产管理系统的源代码

'文件名：PrintTypeForm.vb
Imports System.Data.SqlClient
Imports Microsoft.Office.Interop.Excel
Imports System.Reflection
Imports Microsoft.Office.Core
Public Class PrintTypeForm
    Public MyCompany As String
    Private MyQueryTable As System.Data.DataTable
    Private Sub 查询ToolStripButton_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles 查询ToolStripButton.Click
        Dim My类别 As String = Me.类别ToolStripComboBox.Text
        Dim MySQLConnectionString As String = My.Settings.MyAssetsConnectionString
        Dim MyConnection As New SqlConnection(MySQLConnectionString)
        MyConnection.Open()
        MyQueryTable = New System.Data.DataTable()
        Dim MySQL As String = "SELECT 使用部门,资产编号,名称,型号,制造厂家,出厂日期,入帐日期,存放地点,使用状态,增加方式,数量,单位,单价,金额,资产原值,累计折旧,折旧方法,折旧月数,已提月数,月度折旧额,预计净残值,说明 FROM dbo.固定资产明细 WHERE (资产编号 NOT IN (SELECT 资产编号 FROM dbo.减少固定资产)) AND (类别='" + My类别 + "') ORDER BY dbo.固定资产明细.使用部门,  dbo.固定资产明细.资产编号"
        Dim MyAdapter As New SqlDataAdapter(MySQL, MyConnection)
        MyAdapter.Fill(MyQueryTable)
        Me.固定资产明细DataGridView.DataSource = MyQueryTable
        If (MyConnection.State = ConnectionState.Open) Then
            MyConnection.Close()
        End If
    End Sub
    Private Sub 打印ToolStripButton_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles 打印ToolStripButton.Click
        If (Me.MyQueryTable.Rows.Count < 1) Then
            Return
        End If
        '导出Excel表格数据文件
        Dim MyExcel As ApplicationClass
        Dim MyWorkBooks As Workbooks
        Dim MyWorkBook As Workbook
        Dim MyWorkSheet As Worksheet
        Dim MyColumns As Char
        Dim MyRange As Range
        Dim MyData(500, 35) As Object
        Dim i, j As Integer
        MyExcel = New ApplicationClass()
        MyExcel.Visible = True
        If (MyExcel Is Nothing) Then
            MessageBox.Show("Excel程序无法启动！", "信息提示", MessageBoxButtons.OK, MessageBoxIcon.Information)
            Return
        End If
        MyWorkBooks = MyExcel.Workbooks
        MyWorkBook = MyWorkBooks.Add(Missing.Value)
        MyWorkSheet = MyWorkBook.Worksheets(1)
        Dim MyChar As Integer = Me.MyQueryTable.Columns.Count + 64
        MyColumns = Convert.ToChar(MyChar)
        MyRange = MyWorkSheet.Range("A5", MyColumns.ToString() + "5")
        Dim Count As Integer = 0
        For Each MyNewColumn As DataColumn In Me.MyQueryTable.Columns
            MyData(0, Count) = MyNewColumn.ColumnName
            Count = Count + 1
        Next
        j = 1
        '输出数据库记录
        For Each MyRow As DataRow In Me.MyQueryTable.Rows
            For i = 0 To Me.MyQueryTable.Columns.Count - 1 Step 1
                MyData(j, i) = MyRow(i).ToString()
            Next
            j = j + 1
        Next
        MyRange = MyRange.Resize(Me.MyQueryTable.Rows.Count + 1, Me.MyQueryTable.Columns.Count)
        MyRange.Value2 = MyData
        MyRange.EntireColumn.AutoFit()
        MyWorkSheet.Cells(2, 2) = Me.MyCompany + "分类固定资产明细表"
        MyWorkSheet.Cells(4, 1) = "固定资产类别：" + Me.类别ToolStripComboBox.Text
    End Sub
End Class