Setup selection changed if column value is null

Problem

if is column vrijemeodjave or vrijeme prijave null app no start ....selctionchanged not working

private void prijava_radnikaDataGridView_SelectionChanged(object sender, EventArgs e)
{
if (prijava_radnikaDataGridView.SelectedRows.Count > 0 && vrijemeprijaveDateTimePicker == null && vrijemeodjaveDateTimePicker == null) // make sure user select at least 1 row
//if (prijava_radnikaDataGridView.SelectedRows.Count > 0 && vrijemeodjaveDateTimePicker == null) // make sure user select at least 1 row
{
string id = prijava_radnikaDataGridView.CurrentRow.Cells["dataGridViewTextBoxColumn1"].FormattedValue.ToString();
string radnik = prijava_radnikaDataGridView.CurrentRow.Cells["dataGridViewTextBoxColumn9"].FormattedValue.ToString();
string redni_broj = prijava_radnikaDataGridView.CurrentRow.Cells["redni_broj"].FormattedValue.ToString();
radnikComboBox.Text = radnik;
vrijemeprijaveDateTimePicker.Value = Convert.ToDateTime(prijava_radnikaDataGridView.SelectedRows[0].Cells["dataGridViewTextBoxColumn2"].Value);
vrijemeodjaveDateTimePicker.Value = Convert.ToDateTime(prijava_radnikaDataGridView.SelectedRows[0].Cells["dataGridViewTextBoxColumn3"].Value);
redni_brojTextBox.Text = redni_broj;
idPrijavaTextBox.Text = id;
}
}

2 Replies

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Goran Bibic8y ago
Problem
if is column vrijemeodjave or vrijeme prijave null app no start ....selctionchanged not working
private void prijava_radnikaDataGridView_SelectionChanged(object sender, EventArgs e)
        {
            if (prijava_radnikaDataGridView.SelectedRows.Count > 0 && vrijemeprijaveDateTimePicker == null && vrijemeodjaveDateTimePicker == null) // make sure user select at least 1 row
                //if (prijava_radnikaDataGridView.SelectedRows.Count > 0 && vrijemeodjaveDateTimePicker == null) // make sure user select at least 1 row
                {

                string id = prijava_radnikaDataGridView.CurrentRow.Cells["dataGridViewTextBoxColumn1"].FormattedValue.ToString();
               string radnik = prijava_radnikaDataGridView.CurrentRow.Cells["dataGridViewTextBoxColumn9"].FormattedValue.ToString();
                string redni_broj = prijava_radnikaDataGridView.CurrentRow.Cells["redni_broj"].FormattedValue.ToString();



                radnikComboBox.Text = radnik;
                vrijemeprijaveDateTimePicker.Value = Convert.ToDateTime(prijava_radnikaDataGridView.SelectedRows[0].Cells["dataGridViewTextBoxColumn2"].Value);
               vrijemeodjaveDateTimePicker.Value = Convert.ToDateTime(prijava_radnikaDataGridView.SelectedRows[0].Cells["dataGridViewTextBoxColumn3"].Value);
                redni_brojTextBox.Text = redni_broj;
                idPrijavaTextBox.Text = id;

            }
        }
Rajneesh Chaubey8y ago
Hi Goran,
It seems that your question is still incomplete? Elaborate your problem.
Also share what have tried yet. Share your code if possible.
Hope you get it.
Thanks!