在Excel中,添加的控件可以和单元格关联,我们可以操作控件来修改单元格的内容,在下面的文章中,将介绍在Excel中添加几种不同的表单控件的方法,包括:
- 添加文本框(Textbox)
- 单选按钮(Radio button)
- 复选框(Checkbox)
- 组合框(combo Box)
使用工具
PS:下载安装该组件后,注意在项目程序中添加引用Spire.Xls.dll(dll文件可在安装路径下的Bin文件夹中获取),如下图所示
代码示例
【示例1】插入Excel表单控件
步骤1:创建工作表
//实例化一个Workbook类实例,并获取第1个工作表
Workbook workbook = new Workbook();
Worksheet sheet = workbook.Worksheets[]; //设置表格行高、列宽
sheet.Range["A1:F1"].ColumnWidth = 15F;
sheet.Range["A1:B12"].RowHeight = 20F;
步骤 2:插入文本框
//插入文本框控件,指定文本框位置、大小以及文本对齐方式
sheet.Range["A1"].Text = "姓名:";
ITextBoxShape textBox = sheet.TextBoxes.AddTextBox(, , , );
textBox.Text = "John";
textBox.HAlignment = CommentHAlignType.Center;
textBox.VAlignment = CommentVAlignType.Center;
步骤 3:插入单选按钮
//插入单选按钮,指定单元格位置
sheet.Range["A3"].Text = "性别:";
IRadioButton radioButton = sheet.RadioButtons.Add(, , , );
radioButton.CheckState = CheckState.Checked;
radioButton.Text = "女";
radioButton = sheet.RadioButtons.Add(, , , );
radioButton.Text = "男";
步骤 4:插入复选框
//插入复选框并指定单元格位置
sheet.Range["A5"].Text = "所在行业:";
ICheckBox checkBox = sheet.CheckBoxes.AddCheckBox(, , , );
checkBox.CheckState = CheckState.Checked;
checkBox.Text = "教育";
checkBox = sheet.CheckBoxes.AddCheckBox(, , , );
checkBox.Text = "医疗";
checkBox = sheet.CheckBoxes.AddCheckBox(, , , );
checkBox.Text = "IT";
checkBox = sheet.CheckBoxes.AddCheckBox(, , , );
checkBox.Text = "零售";
checkBox = sheet.CheckBoxes.AddCheckBox(, , , );
checkBox.Text = "其他";
步骤 5:插入组合框
//插入组合框,并指定单元格位置、大小
sheet["A7"].Text = "年龄(段):";
sheet["A8"].Text = "<18";
sheet["A9"].Text = "18<Y<30";
sheet["A10"].Text = "30<Y<50";
IComboBoxShape comboBox = sheet.ComboBoxes.AddComboBox(, , , );
comboBox.ListFillRange = sheet["A8:A10"];
步骤 6:指定Combox的关联单元格
sheet["A12"].Text = "代表人群类别:";
comboBox.LinkedCell = sheet.Range["B12"];
comboBox.SelectedIndex = ;
步骤 7:保存文档
workbook.SaveToFile("AddFormControls.xlsx", ExcelVersion.Version2010);
运行该项目程序,生成文件(可在项目文件夹bin>Debug下查看文档)
全部代码:
using Spire.Xls;
using Spire.Xls.Core;
using System.Drawing; namespace FormControls_XLS
{
class Program
{
static void Main(string[] args)
{
//实例化一个Workbook类实例,并获取第1个工作表
Workbook workbook = new Workbook();
Worksheet sheet = workbook.Worksheets[]; //设置表格行高、列宽
sheet.Range["A1:F1"].ColumnWidth = 15F;
sheet.Range["A1:B12"].RowHeight = 20F; //插入文本框控件,指定文本框位置、大小以及文本对齐方式
sheet.Range["A1"].Text = "姓名:";
ITextBoxShape textBox = sheet.TextBoxes.AddTextBox(, , , );
textBox.Text = "John";
textBox.HAlignment = CommentHAlignType.Center;
textBox.VAlignment = CommentVAlignType.Center; //插入单选按钮,指定单元格位置
sheet.Range["A3"].Text = "性别:";
IRadioButton radioButton = sheet.RadioButtons.Add(, , , );
radioButton.CheckState = CheckState.Checked;
radioButton.Text = "女";
radioButton = sheet.RadioButtons.Add(, , , );
radioButton.Text = "男"; //插入复选框并指定单元格位置
sheet.Range["A5"].Text = "所在行业:";
ICheckBox checkBox = sheet.CheckBoxes.AddCheckBox(, , , );
checkBox.CheckState = CheckState.Checked;
checkBox.Text = "教育";
checkBox = sheet.CheckBoxes.AddCheckBox(, , , );
checkBox.Text = "医疗";
checkBox = sheet.CheckBoxes.AddCheckBox(, , , );
checkBox.Text = "IT";
checkBox = sheet.CheckBoxes.AddCheckBox(, , , );
checkBox.Text = "零售";
checkBox = sheet.CheckBoxes.AddCheckBox(, , , );
checkBox.Text = "其他"; //插入组合框,并指定单元格位置、大小
sheet["A7"].Text = "年龄(段):";
sheet["A8"].Text = "<18";
sheet["A9"].Text = "18<Y<30";
sheet["A10"].Text = "30<Y<50";
IComboBoxShape comboBox = sheet.ComboBoxes.AddComboBox(, , , );
comboBox.ListFillRange = sheet["A8:A10"]; //指定组合框的关联单元格
sheet["A12"].Text = "代表人群类别:";
comboBox.LinkedCell = sheet.Range["B12"];
comboBox.SelectedIndex = ; //保存文档
workbook.SaveToFile("AddFormControls.xlsx", ExcelVersion.Version2010);
System.Diagnostics.Process.Start("AddFormControls.xlsx");
}
}
}
【示例 2】 删除Excel表单控件
步骤 1:加载文档,并获取指定单元格
Workbook workbook = new Workbook();
workbook.LoadFromFile("test.xlsx");
Worksheet sheet = workbook.Worksheets[];
步骤 2:删除组合框
for (int i = ; i < sheet.ComboBoxes.Count; i++)
{
sheet.ComboBoxes[i].Remove();
}
步骤 3:保存文档
workbook.SaveToFile("RemoveComboBoxes.xlsx", ExcelVersion.Version2010);
全部代码:
using Spire.Xls; namespace RemoveFormControl_XLS
{
class Program
{
static void Main(string[] args)
{
//创建Workbook实例,加载Excel文档
Workbook workbook = new Workbook();
workbook.LoadFromFile("test.xlsx"); //获取第一个工作表
Worksheet sheet = workbook.Worksheets[]; //删除工作表中所有的组合框
for (int i = ; i < sheet.ComboBoxes.Count; i++)
{
sheet.ComboBoxes[i].Remove();
} //保存并打开文档
workbook.SaveToFile("RemoveComboBoxes.xlsx", ExcelVersion.Version2010);
System.Diagnostics.Process.Start("RemoveComboBoxes.xlsx");
}
}
}
运行程序后,表格中相应的控件将被删除。
以上是本次关于C#操作Excel表单控件的全部内容,本文完。
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