frmprint.vb

vb.net+SQL开发工具 是一个很好的管理系统的源码

Imports CrystalDecisions.CrystalReports.Engine
Public Class frmPrint
    Inherits System.Windows.Forms.Form
    Private dtPrint As DataTable
#Region " Windows 窗体设计器生成的代码 "

    Public Sub New()
        MyBase.New()

        '该调用是 Windows 窗体设计器所必需的。
        InitializeComponent()

        '在 InitializeComponent() 调用之后添加任何初始化

    End Sub

    '窗体重写 dispose 以清理组件列表。
    Protected Overloads Overrides Sub Dispose(ByVal disposing As Boolean)
        If disposing Then
            If Not (components Is Nothing) Then
                components.Dispose()
            End If
        End If
        MyBase.Dispose(disposing)
    End Sub

    'Windows 窗体设计器所必需的
    Private components As System.ComponentModel.IContainer

    '注意: 以下过程是 Windows 窗体设计器所必需的
    '可以使用 Windows 窗体设计器修改此过程。
    '不要使用代码编辑器修改它。
    Friend WithEvents CrystalReportViewer1 As CrystalDecisions.Windows.Forms.CrystalReportViewer
    <System.Diagnostics.DebuggerStepThrough()> Private Sub InitializeComponent()
        Dim resources As System.Resources.ResourceManager = New System.Resources.ResourceManager(GetType(frmPrint))
        Me.CrystalReportViewer1 = New CrystalDecisions.Windows.Forms.CrystalReportViewer
        Me.SuspendLayout()
        '
        'CrystalReportViewer1
        '
        Me.CrystalReportViewer1.ActiveViewIndex = -1
        Me.CrystalReportViewer1.Dock = System.Windows.Forms.DockStyle.Fill
        Me.CrystalReportViewer1.Location = New System.Drawing.Point(0, 0)
        Me.CrystalReportViewer1.Name = "CrystalReportViewer1"
        Me.CrystalReportViewer1.ReportSource = Nothing
        Me.CrystalReportViewer1.Size = New System.Drawing.Size(552, 293)
        Me.CrystalReportViewer1.TabIndex = 0
        '
        'frmPrint
        '
        Me.AutoScaleBaseSize = New System.Drawing.Size(6, 14)
        Me.ClientSize = New System.Drawing.Size(552, 293)
        Me.Controls.Add(Me.CrystalReportViewer1)
        Me.Icon = CType(resources.GetObject("$this.Icon"), System.Drawing.Icon)
        Me.Name = "frmPrint"
        Me.Text = "Print Preview"
        Me.ResumeLayout(False)

    End Sub

#End Region
    Sub New(ByRef dt As DataTable)
        MyBase.New()

        '该调用是 Windows 窗体设计器所必需的。
        InitializeComponent()

        '在 InitializeComponent() 调用之后添加任何初始化
        dtPrint = dt
    End Sub
    Private Sub frmPrint_Load(ByVal sender As Object, _
    ByVal e As System.EventArgs) Handles MyBase.Load
        Try
            Dim obj As ReportDocument = New ReportDocument
            'obj加载Crystal Report的路径要设置好
            obj.Load("Report.rpt")
            '设置报表的数据源
            'Dim ds As DataSet = New DataSet
            'ds.Tables.Add(dtPrint)
            obj.SetDataSource(dtPrint)
            Me.CrystalReportViewer1.ReportSource = obj
        Catch ex As Exception
            MessageBox.Show(ex.ToString)
        End Try
    End Sub
End Class