datagridview 手动添加列和行
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方法一:通过手动添加Datatable,再绑定dataGridView
DataTable dt = new DataTable();//建立个数据表
dt.Columns.Add(new DataColumn("id", typeof(int)));//在表中添加int类型的列
dt.Columns.Add(new DataColumn("Name", typeof(string)));//在表中添加string类型的Name列
DataRow dr;//行
for (int i = 0; i < 3; i++)
{
dr = dt.NewRow();
dr["id"] = i;
dr["Name"] = "Name" + i;
dt.Rows.Add(dr);//在表的对象的行里添加此行
}
dataGridView1.DataSource =dt;
如果要添加一个textbox效果的列,可做如下处理
dt.Columns.Add(new DataColumn("选中", typeof(bool));
方法二:直接在dataGridView中插入
dataGridView1.ColumnCount = 4;
dataGridView1.ColumnHeadersVisible = true;
// Set the column header style.
DataGridViewCellStyle columnHeaderStyle = new DataGridViewCellStyle();
columnHeaderStyle.BackColor = Color.Beige;
columnHeaderStyle.Font = new Font("Verdana", 10, FontStyle.Bold);
dataGridView1.ColumnHeadersDefaultCellStyle = columnHeaderStyle;
// Set the column header names.
dataGridView1.Columns[0].Name = "Recipe";
dataGridView1.Columns[1].Name = "Category";
dataGridView1.Columns[2].Name = "Main Ingredients";
dataGridView1.Columns[3].Name = "Rating";
// Populate the rows.
string[] row1 = new string[] { "Meatloaf", "Main Dish", "ground beef",
"**" };
string[] row2 = new string[] { "Key Lime Pie", "Dessert",
"lime juice, evaporated milk", "****" };
string[] row3 = new string[] { "Orange-Salsa Pork Chops", "Main Dish",
"pork chops, salsa, orange juice","****" };
string[] row4 = new string[] { "Black Bean and Rice Salad", "Salad",
"black beans, brown rice", "****" };
string[] row5 = new string[] { "Chocolate Cheesecake", "Dessert",
"cream cheese", "***" };
string[] row6 = new string[] { "Black Bean Dip", "Appetizer",
"black beans, sour cream", "***" };
object[] rows = new object[] { row1, row2, row3, row4, row5, row6 };
foreach (string[] rowArrayin rows)
{
dataGridView1.Rows.Add(rowArray);
}
插入DataGridViewCheckBoxColumn列
DataGridViewCheckBoxColumn column = new DataGridViewCheckBoxColumn();
{
column.HeaderText = "选中";
column.Name = isSelected;
column.AutoSizeMode = DataGridViewAutoSizeColumnMode.DisplayedCells;
column.FlatStyle = FlatStyle.Standard;
column.ThreeState = true;
column.CellTemplate = new DataGridViewCheckBoxCell();
column.CellTemplate.Style.BackColor = Color.Beige;
}
DataGridView1.Columns.Insert(0, column);
当然其它类型的列类似。
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