form1.cs

水晶报表动态添加字段(附源码及详细步骤) 环境VS.net2005 语言:C#

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
using System.Collections;
namespace CrystalSam
{
    public partial class Form1 : Form
    {
        int iClickRowIndex;
        TreeNode treeNdClick;
        ArrayList arrField; //需要显示的字段
        public Form1()
        {
            InitializeComponent();
            iClickRowIndex = -1;
            arrField = new ArrayList();
        }

        private void treeView1_AfterSelect(object sender, TreeViewEventArgs e)
        {
            iClickRowIndex = e.Node.Index;
            treeNdClick = (TreeNode)e.Node.Clone();
        }

        private void button1_Click(object sender, EventArgs e)
        {
            
            //检查字段是否已经添加
            foreach ( object ob in arrField )
            {
                if ( treeNdClick.Text == ob.ToString() )
                {
                    MessageBox.Show("字段已添加!","提示");
                    return;
                }
            }
            if (iClickRowIndex == -1)
            {
                MessageBox.Show("请先选中一行!", "提示");
                return;
            }
            arrField.Add(treeNdClick.Text);
            treeView2.Nodes.Add(treeNdClick);
            iClickRowIndex = -1;           
        }

        private void button2_Click(object sender, EventArgs e)
        {
            Form2 fm = new Form2("公园展馆信息", arrField);
            fm.Show();
        }
    }
}