YES-WIN winform开发框架报表打印功能开发

/// <summary>
/// 权限定义
/// </summary>
protected override void InitAuthorize()
{
	base.InitAuthorize();
	// 添加打印预览 权限
	this.FormCommonAuthority = this.FormCommonAuthority | FunctionAuthorityCommon.PREVIEW;
	// 扩展权限
	//this.AddExtensionAuthroze(FunctionAuthority.EX_01, "自定义扩展权限1");
}

protected override void DoPreview(object sender)
{
	var current = DataSource.Current as DataListItem;
	if (current == null)
	{
		Msg.Warning("没有选择数据！");
		return;
	}
	DataDetail data = bll.GetDataDetail(new Req_ByID() { Id = current.ID });

	var rpt = ReportServer.RptHelper.CreatetMainDetail<DataDetail, DetailStatementReceivable_Details>(this, "StatementReceivable.frx", data, data.DetailStatementReceivable_Details);
	rpt.EnableDesign = true;
	rpt.EnablePrint = true;

	rpt.Priview();

}

protected override int FormAuthority
{
    get
    {
        return base.FormAuthority + FunctionAuthorityCommon.PREVIEW;
    }
}

 /// <summary>
/// 打印预览
/// </summary>
protected override void DoPreview(object sender)
{
    if (gvMainData.FocusedRowHandle < 0) return;
    string docno = gvMainData.GetFocusedRowCellValue(tb_PO.DocNo) + "";
    DataSet ds = bll.DoGetDocData(docno);

    bool v = ((int)Models.DocType.提交).Equals(ds.Tables[tb_PO._TableName].Rows[0][tb_PO.DocType]);
    if (v == false)
    {
        Msg.Warning("当前单据未提交，不允许打印！");
        return;
    }

    string filename = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "Reports\\rpt_PO.frx");
    RptCommonMainDetail rptHelper = new RptCommonMainDetail(this, filename, ds.Tables[tb_PO._TableName], ds.Tables[tb_PODetail._TableName]);
    rptHelper.BeforePrepare += RptHelper_BeforePrepare;
    ReportServer.frmRptPreview.ShowForm(rptHelper);
}
private void RptHelper_BeforePrepare(global::FastReport.Report rpt)
{
    var total = (decimal)(rpt.GetDataSource("D").Reference as DataTable).Compute($"SUM({Models.tb_PODetail.Amount})", "1=1");
    string str = WinFramework.Common.RMBConverter.toRMB(total);
    var PrintUser = rpt.Parameters.FindByName("TotalAmount");
    if (PrintUser != null) PrintUser.Value = str;
}