public void DataGridViewSelectedRowCollection_Contains_InvokeEmpty_ReturnsFalse(DataGridViewRow dataGridViewRow)
{
using var control = new DataGridView();
DataGridViewSelectedRowCollection collection = control.SelectedRows;
Assert.False(collection.Contains(dataGridViewRow));
}
public void DataGridViewSelectedRowCollection_Contains_InvokeNotEmpty_ReturnsExpected()
{
using var control = new DataGridView
{
ColumnCount = 1,
RowCount = 3
};
control.Rows[0].Selected = true;
control.Rows[1].Selected = false;
control.Rows[2].Selected = true;
DataGridViewSelectedRowCollection collection = control.SelectedRows;
Assert.True(collection.Contains(control.Rows[0]));
Assert.False(collection.Contains(control.Rows[1]));
Assert.True(collection.Contains(control.Rows[2]));
Assert.False(collection.Contains(new DataGridViewRow()));
Assert.False(collection.Contains(null));
}
private void grid_CurrentCellDirtyStateChanged(object sender, EventArgs e)
{
var grid = sender as DataGridView;
if (grid.IsCurrentCellDirty)
{
if (grid.CurrentCell is DataGridViewTextBoxCell)
{
return;
}
grid.CommitEdit(DataGridViewDataErrorContexts.Commit);
grid.CancelEdit();
}
if (grid.CurrentCell != null && _selectedRows != null && grid.CurrentCell.OwningColumn is DataGridViewCheckBoxColumn)
{
var selectedValue = (bool)grid.CurrentCell.Value;
foreach (var row in grid.Rows.OfType <DataGridViewRow>())
{
if (_selectedRows.Contains(row))
{
if (row.Index == grid.CurrentCell.RowIndex)
{
continue;
}
row.Cells[grid.CurrentCell.OwningColumn.Name].Value = selectedValue;
row.Selected = true;
}
else
{
row.Selected = false;
}
}
}
_selectedRows = null;
}