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private void grd_CellContentClick(object sender, DataGridViewCellEventArgs e)
{
bool bCurrentChecked = false;
if (this.grd.CurrentCell.ColumnIndex == this.colChek.Index &&
this.grd.IsCurrentCellDirty == true)
{
bCurrentChecked = Convert.ToBoolean(this.grd.SelectedCells[this.colChek.Index].EditedFormattedValue);
}
// si la bolonne contenant coche accédée
if (this.grd.CurrentCell.ColumnIndex == this.colChek.Index)
{
int I = 0;
for (int i = 0; i < this.grd.Rows.Count; i++)
{
if (Convert.ToBoolean(this.grd.Rows[i].Cells[this.colChek.Index].Value) == true)
{
I++;
}
}
// si plus d'une coche
if (I > 1 || (I == 1 && bCurrentChecked))
{
for (int i = 0; i < this.grd.Rows.Count; i++)
{
// on passe en rouge les coches antérieures
if (Convert.ToBoolean(this.grd.Rows[i].Cells[this.colChek.Index].Value) == true)
{
this.grd.Rows[i].Cells[this.colChek.Index].Style.BackColor = Color.Red;
}
// et la coche courante
else if (Convert.ToBoolean(this.grd.SelectedCells[this.colChek.Index].EditedFormattedValue))
{
this.grd.SelectedCells[this.colChek.Index].Style.BackColor = Color.Red;
}
else
{
if (i % 2 == 0)
this.grd.Rows[i].Cells[this.colChek.Index].Style.BackColor = Color.AliceBlue;
else
this.grd.Rows[i].Cells[this.colChek.Index].Style.BackColor = Color.White;
}
}
}
else
{
for (int i = 0; i < this.grd.Rows.Count; i++)
{
if (i % 2 == 0)
this.grd.Rows[i].Cells[this.colChek.Index].Style.BackColor = Color.AliceBlue;
else
this.grd.Rows[i].Cells[this.colChek.Index].Style.BackColor = Color.White;
}
}
}
} |
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