//headerchckbox click event
private void Headerchckboxclick(CheckBox Hcheckbox)
{
foreach (DataGridViewRow row in ScheduledExam_dgv.Rows)
{
((DataGridViewCheckBoxCell)row.Cells["checkBoxColumn"]).Value = Hcheckbox.Checked;
}
ScheduledExam_dgv.RefreshEdit();
}
//headerchckbox click event
private void Headerchckboxclick(CheckBox Hcheckbox)
{
try
{
foreach (DataGridViewRow row in ScheduledExam_dgv.Rows)
{
((DataGridViewCheckBoxCell)row.Cells["checkBoxColumn"]).Value = Hcheckbox.Checked;
}
ScheduledExam_dgv.RefreshEdit();
}
catch (Exception) { MessageBox.Show("Try Again", "Headercheckboxclick", MessageBoxButtons.OK, MessageBoxIcon.Error); }
}