sumdepreciationform.vb

这是一个固定资产管理系统的源代码

'文件名：SumDepreciationForm.vb
Imports System.Data.SqlClient
Imports Microsoft.Office.Interop.Excel
Imports System.Reflection
Imports Microsoft.Office.Core
Public Class SumDepreciationForm
    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 MySQLConnectionString As String = My.Settings.MyAssetsConnectionString
        Dim MyConnection As New SqlConnection(MySQLConnectionString)
        MyConnection.Open()
        MyQueryTable = New System.Data.DataTable()
        Dim MySQL As String = "SELECT dbo.固定资产明细.使用部门 AS 部门, SUM(dbo.固定资产明细.资产原值) AS 资产原值, SUM(dbo.固定资产明细.累计折旧) AS 累计折旧, SUM(dbo.计提累计折旧.月度折旧额) AS 月度折旧额 FROM dbo.固定资产明细 INNER JOIN dbo.计提累计折旧 ON dbo.固定资产明细.资产编号 = dbo.计提累计折旧.资产编号  WHERE (折旧年份 =" + Me.折旧年份ToolStripComboBox.Text + ") AND (折旧月份=" + Me.折旧月份ToolStripComboBox.Text + ") GROUP BY dbo.固定资产明细.使用部门"
        Dim MyAdapter As New SqlDataAdapter(MySQL, MyConnection)
        MyAdapter.Fill(MyQueryTable)
        Me.汇总累计折旧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 + "月度累计折旧计提汇总表"
        MyWorkSheet.Cells(4, 1) = "计提日期：" + Me.折旧年份ToolStripComboBox.Text + "年" + Me.折旧月份ToolStripComboBox.Text + "月"
    End Sub

    Private Sub SumDepreciationForm_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load
        For i As Integer = 2006 To 2100 Step 1
            Me.折旧年份ToolStripComboBox.Items.Add(i.ToString())
        Next
        For i As Integer = 1 To 12 Step 1
            Me.折旧月份ToolStripComboBox.Items.Add(i.ToString())
        Next
    End Sub
End Class