C# DataGridVie利用model特性动态加载列
今天闲来无事看到ORm的特性映射sql语句。我就想到datagridview也可以用这个来动态添加列。这样就不用每次都去界面上点开界面填列了。
代码简漏希望有人看到了能指点一二。
先定义好Datagridview要加载的列。
public class Model
{
[ColumnAttribute(type = typeof(DataGridViewTextBoxColumn), DataPName = "d", HText = "sd")]
public int Id { get; set; }
public string Name { get; set; }
}
自定义特性
public class ColumnAttribute : Attribute
{
public Type type { get; set; }
public string DataPName { get; set; }
public string HText { get; set; }
}
定义填加列方法
public DataGridViewColumn[] DgvCArry()
{
Model model = new Model();
PropertyInfo[] property = model.GetType().GetProperties();
DataGridViewColumn[] dgvcArr = new DataGridViewColumn[property.Count() - 1];
for (int i = 0; i < property.Count()-1; i++)
{
object[] pInfo = property[i].GetCustomAttributes(false);
foreach (object objAtt in pInfo)
{
if (objAtt.GetType() != typeof(ColumnAttribute))
{
continue;
}
ColumnAttribute columnAtt = objAtt as ColumnAttribute;
var DgvColumnType = columnAtt.type;
object obj = DgvColumnType.Assembly.CreateInstance(DgvColumnType.FullName);
if (columnAtt.type == typeof(DataGridViewTextBoxColumn))
{
DataGridViewTextBoxColumn dgvtc = obj as DataGridViewTextBoxColumn;
dgvtc = new DataGridViewTextBoxColumn()
{
HeaderText = columnAtt.HText,
DataPropertyName = columnAtt.DataPName,
Name = columnAtt.DataPName
};
dgvcArr[i] = dgvtc;
}
else if (columnAtt.type == typeof(DataGridViewComboBoxColumn))
{
DataGridViewComboBoxColumn dgvcbc = obj as DataGridViewComboBoxColumn;
dgvcbc = new DataGridViewComboBoxColumn()
{
HeaderText = columnAtt.HText,
DataPropertyName = columnAtt.DataPName,
Name = columnAtt.DataPName
};
dgvcArr[i] = dgvcbc;
}
else if (columnAtt.type == typeof(DataGridViewCheckBoxColumn))
{
DataGridViewCheckBoxColumn dgvcbc = obj as DataGridViewCheckBoxColumn;
dgvcbc = new DataGridViewCheckBoxColumn()
{
HeaderText = columnAtt.HText,
DataPropertyName = columnAtt.DataPName,
Name = columnAtt.DataPName
};
dgvcArr[i] = dgvcbc;
}
else if (columnAtt.type == typeof(DataGridViewImageColumn))
{
DataGridViewImageColumn dgvcbc = obj as DataGridViewImageColumn;
dgvcbc = new DataGridViewImageColumn()
{
HeaderText = columnAtt.HText,
DataPropertyName = columnAtt.DataPName,
Name = columnAtt.DataPName
};
dgvcArr[i] = dgvcbc;
}
else if (columnAtt.type == typeof(DataGridViewLinkColumn))
{
DataGridViewLinkColumn dgvcbc = obj as DataGridViewLinkColumn;
dgvcbc = new DataGridViewLinkColumn()
{
HeaderText = columnAtt.HText,
DataPropertyName = columnAtt.DataPName,
Name = columnAtt.DataPName
};
dgvcArr[i] = dgvcbc;
}
else if (columnAtt.type == typeof(DataGridViewButtonColumn))
{
DataGridViewButtonColumn dgvcbc = obj as DataGridViewButtonColumn;
dgvcbc = new DataGridViewButtonColumn()
{
HeaderText = columnAtt.HText,
DataPropertyName = columnAtt.DataPName,
Name = columnAtt.DataPName
};
dgvcArr[i] = dgvcbc;
}
}
}
return dgvcArr;
}
//界面初始化时调用
dataGridView1.Columns.AddRange(DgvCArry());
最新文章
- python猜数脚本(电脑猜测)(二分法)
- nodejs-基本语法
- Android之数据存储----使用LoaderManager异步加载数据库
- eclipse常用的字体
- C# 读取文本文档(转)
- boost之signal
- [转]SQL语句优化技术分析
- mysql 5.1 到 mysql 5.2的出现的索引BTREE问题 use near &#39;USING BTREE
- angularJs 页面筛选标签小功能
- &#183; HTML使用Viewport
- 遍历页面上所有TextBox,并赋值为String.Empty
- #include";*.c"; 文件问题
- PHP+百度地图API+JAVASCRIPT实现GPS坐标与百度坐标转换的实例
- linux目录下各文件夹作用
- C#实现GridView导出Excel
- python之smtplib发邮件
- Java环境----JDK开发环境搭建及环境变量配置
- windows中通过bat批处理打开exe文件
- 【二十三】php之预定义超全局变量
- Spring获取bean的步骤
热门文章
- Tosska SQL Tuning Expert 工具优化SQL语句
- MYSQL 主从复制---原理
- OGNL简介
- canvas 从初级到XX 1# 部分非基础原生API的使用 [初级向]
- webpack踩坑之旅
- react.js - 基于create-react-app的打包后文件根路径修改
- 19_Android中图片处理原理篇,关于人脸识别站点,图片载入到内存,图片缩放,图片翻转倒置,网上撕衣服游戏案例编写
- outb,inb等I/Oport操作函数
- 基于ASP.MVC票据FormsAuthenticationTicket身份认证
- Hibernate学习(二补充)关系映射----基于外键的双向一对一