using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
using Microsoft.Office.Interop.Excel;
namespace shangweiji
{
public partial class Form1 : Form
{
public Form1()
{
InitializeComponent();
} private void Form1_Load(object sender, EventArgs e)
{
1: Microsoft.Office.Interop.Excel.Application app = new Microsoft.Office.Interop.Excel.Application();
2: Workbook wbook = app.Workbooks.Open("D:\\sun", Type.Missing);
3: Worksheet worksheet = (Worksheet)wbook.Worksheets[1]; worksheet.Cells[2,1] = "jiweiqiang";
app.Visible = true;
string temp = ((Range)worksheet.Cells[1, 2]).Text; } private void button1_Click(object sender, EventArgs e)
{
Microsoft.Office.Interop.Excel.Application app = new Microsoft.Office.Interop.Excel.Application();
Workbook wbook = app.Workbooks.Open("D:\\sun", Type.Missing);
Worksheet worksheet = (Worksheet)wbook.Worksheets[1];
worksheet.Cells[9, 2] = "-20";
}
}
}
请问下1,2,3处的代码该放在什么地方,才能使定义的worksheet在每个事件应用程序下都能使用。现在我放在form_load下的话button_click是用不到的。
本来想放到form1()构造函数下的,可报错说不能引用非静态字段,属性和方法。
谢谢了
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
using Microsoft.Office.Interop.Excel;
namespace shangweiji
{
public partial class Form1 : Form
{
public Form1()
{
InitializeComponent();
} private void Form1_Load(object sender, EventArgs e)
{
1: Microsoft.Office.Interop.Excel.Application app = new Microsoft.Office.Interop.Excel.Application();
2: Workbook wbook = app.Workbooks.Open("D:\\sun", Type.Missing);
3: Worksheet worksheet = (Worksheet)wbook.Worksheets[1]; worksheet.Cells[2,1] = "jiweiqiang";
app.Visible = true;
string temp = ((Range)worksheet.Cells[1, 2]).Text; } private void button1_Click(object sender, EventArgs e)
{
Microsoft.Office.Interop.Excel.Application app = new Microsoft.Office.Interop.Excel.Application();
Workbook wbook = app.Workbooks.Open("D:\\sun", Type.Missing);
Worksheet worksheet = (Worksheet)wbook.Worksheets[1];
worksheet.Cells[9, 2] = "-20";
}
}
}
请问下1,2,3处的代码该放在什么地方,才能使定义的worksheet在每个事件应用程序下都能使用。现在我放在form_load下的话button_click是用不到的。
本来想放到form1()构造函数下的,可报错说不能引用非静态字段,属性和方法。
谢谢了
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
using Microsoft.Office.Interop.Excel;
namespace shangweiji
{
public partial class Form1 : Form
{
1: Microsoft.Office.Interop.Excel.Application app = new Microsoft.Office.Interop.Excel.Application();
2: Workbook wbook = app.Workbooks.Open("D:\\sun", Type.Missing);
3: Worksheet worksheet = (Worksheet)wbook.Worksheets[1]; public Form1()
{
InitializeComponent();
} private void Form1_Load(object sender, EventArgs e)
{ worksheet.Cells[2,1] = "jiweiqiang";
app.Visible = true;
string temp = ((Range)worksheet.Cells[1, 2]).Text; } private void button1_Click(object sender, EventArgs e)
{
worksheet.Cells[9, 2] = "-20";
}
}
}
错误 2 字段初始值无法引用非静态字段、方法或属性“shangweiji.Form1.app” D:\vs2010_profession\example\shangweiji\shangweiji\Form1.cs 17 26 shangweiji
错误 3 字段初始值无法引用非静态字段、方法或属性“shangweiji.Form1.wbook” D:\vs2010_profession\example\shangweiji\shangweiji\Form1.cs 18 42 shangweiji