private void UnCheckAllFrontsButton_Click(object sender, EventArgs e)
{
for (int i = 0; i < FrontsCheckedListBox.Items.Count; i++)
{
FrontsCheckedListBox.SetItemChecked(i, false);
}
}
private void FrontsCheckedListBox_SelectedIndexChanged(object sender, EventArgs e)
{
int actualcount = listBox1_selectionhistory.Count;
if (actualcount == 1)
{
if (Control.ModifierKeys == Keys.Shift)
{
int lastindex = listBox1_selectionhistory[0];
int currentindex = FrontsCheckedListBox.SelectedIndex;
int upper = Math.Max(lastindex, currentindex);
int lower = Math.Min(lastindex, currentindex);
for (int i = lower; i <= upper; i++)
{
FrontsCheckedListBox.SetItemCheckState(i, CheckState.Checked);
}
}
listBox1_selectionhistory.Clear();
listBox1_selectionhistory.Add(FrontsCheckedListBox.SelectedIndex);
}
else
{
listBox1_selectionhistory.Clear();
listBox1_selectionhistory.Add(FrontsCheckedListBox.SelectedIndex);
}
}