C # Form layout Details _c# tutorial

DataGridView:

Displaying data tables

Background Data binding:

list<xxx> list = new list<xxx> ();
Datagridview1.datasource = list;

Setting does not automatically generate columns, this property is not in the properties panel

Datagridview1.autogeneratecolumns = false;

Cancel load Default Check first row

Datagridview1.clearselection ();

Front desk:

Small triangle arrow, cancel editable, add, delete function;

1. Columns collection properties, adding columns
2. Set the text displayed in HeaderText
3. DataPropertyName sets the field name or database column name of the binding
4. SelectionMode--Set the selection mode, Fullrowselect can only select rows
5. MultiSelect--Can I select multiple lines of content

Take value:

Remove the value of the selected cell:

All selected cells are placed in the Datagridview1.selectedcells
if (DataGridView1.SelectedCells.Count > 0)
{
MessageBox.Show (Datagridview1.selectedcells[0]. Value.tostring ());
}

To remove the selected row contents:

if (DataGridView1.SelectedRows.Count > 0)
{
MessageBox.Show (datagridview1.selectedrows[0). Cells[0]. ToString ());
}

Gets the object used to populate the row bindings:

Row objects using attributes: Databounditem

Student SSS = Datagridview1.selectedrows[0]. Databounditem as student;

Dock property:

1.Top: Top, height unchanged, left/right (width) stretch
2.Bottom: Down, height unchanged, stretching left and right
3.Fill: Fill the entire area
4.Left: Left, width unchanged, up and down stretch
5.Right: Right, width unchanged, stretching up and down

Through this article, I hope to help you learn this part of knowledge, thank you all for the support of this site!