C# DataGridView使用代码

private
void btnDgv_Click(object sender, EventArgs e)

{

DataTable dataTable = new
DataTable();

dataTable.Columns.Add("id",
typeof(string));

dataTable.Columns.Add("value1",
typeof(double));

dataTable.Columns.Add("value2",
typeof(double));

dataTable.Columns.Add("value3", typeof(int));

for (int i = 0; i < 8;
i++)

{

dataTable.Rows.Add(new object[] { "北京市-" +
i.ToString(), 100 * i, 234.345 * i, i });//填充数据

}

//dataGridView1.ForeColor =
Color.Red;

//dataGridView1.GridColor =
Color.Blue;

//dataGridView1.BackgroundColor = Color.Red;

dataGridView1.DataSource =
dataTable;

DataGridViewCheckBoxColumn
colum1 = new DataGridViewCheckBoxColumn();

colum1.HeaderText="选择框";

colum1.Name="checkbox";

colum1.AutoSizeMode=DataGridViewAutoSizeColumnMode.DisplayedCells;

colum1.FlatStyle=FlatStyle.Standard;

colum1.ThreeState =
true;

dataGridView1.Columns.Add(colum1);

//dataGridView1.Columns.Insert(3, colum1);

DataGridViewComboBoxColumn
dcomb = new DataGridViewComboBoxColumn();

dcomb.Items.Add("中国");

dcomb.Items.Add("美国");

dcomb.Items.Add("德国");

dcomb.Items.Add("日本");

dcomb.Items.Add("英国");

dcomb.Items.Add("法国");

dcomb.Name =
"combo";

dcomb.HeaderText =
"国家";

dataGridView1.Columns.Add(dcomb);

//单元格显示图像

DataGridViewImageColumn dgvi
= new DataGridViewImageColumn();

dgvi.Name =
"Image";

dgvi.Width =
35;

dgvi.ValuesAreIcons =
false;

dgvi.Image = new
Bitmap("D:\\Backup\\我的文档\\My Pictures\\2.JPG");

dgvi.ImageLayout =
DataGridViewImageCellLayout.Zoom;

dgvi.Description =
"测试的图片";

dataGridView1.Columns.Add(dgvi);

dataGridView1["Image",
0].Value = new Bitmap("D:\\Backup\\我的文档\\My
Pictures\\2.JPG");

DataGridViewButtonColumn col
= new DataGridViewButtonColumn();

col.Name =
"Button";

col.UseColumnTextForButtonValue = true;

col.Text =
"按钮";

dataGridView1.Columns.Add(col);

}

//一次点击打开DataGridViewComboBoxColumn下拉框，否则要两次，第一次选择单元格，第二此才能选择

private
void dataGridView1_CellEnter(object sender,
DataGridViewCellEventArgs e)

{

if
(dataGridView1.Columns[e.ColumnIndex] is DataGridViewComboBoxColumn
&& e.RowIndex != -1)

{

SendKeys.Send("{F4}");

}

}

//DataGridViewButtonColumn按钮的触发事件

private
void dataGridView1_CellContentClick(object sender,
DataGridViewCellEventArgs e)

{

if(dataGridView1.Columns[e.ColumnIndex].Name=="Button")

{

MessageBox.Show("触发了按钮");

}

}


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