lab2_fix #1

Merged
ns.potapov merged 2 commits from lab2_fix into lab2 2024-11-27 23:43:53 +04:00
2 changed files with 14 additions and 4 deletions

View File

@ -7,7 +7,7 @@
<ImplicitUsings>enable</ImplicitUsings>
<GeneratePackageOnBuild>True</GeneratePackageOnBuild>
<Authors>ns.potapov</Authors>
<VersionPrefix>1.0.2</VersionPrefix>
<VersionPrefix>1.0.3</VersionPrefix>
<Version>$(VersionPrefix)</Version>
</PropertyGroup>

View File

@ -2,6 +2,8 @@
{
public partial class UserControlCheckedList : UserControl
{
private List<int> _lastCheckedIndexes = new List<int>();
public int MaxCheckedItemsCount { get; set; } = 1;
private EventHandler _onCheckedItemChangedEvent;
public event EventHandler CheckedItemChanged
{
@ -43,16 +45,24 @@
public void ClearCheckedListBoxValues()
{
checkedListBox.Items.Clear();
_lastCheckedIndexes.Clear();
}
private void checkedListBox_ItemCheck(object sender, ItemCheckEventArgs e)
{
for (int i = 0; i < checkedListBox.Items.Count; i++)
if (e.NewValue == CheckState.Checked)
{
if (i != e.Index)
_lastCheckedIndexes.Add(e.Index);
while (_lastCheckedIndexes.Count > MaxCheckedItemsCount)
{
checkedListBox.SetItemChecked(i, false);
checkedListBox.SetItemCheckState(_lastCheckedIndexes[0], CheckState.Unchecked);
}
}
else if (e.NewValue == CheckState.Unchecked)
{
_lastCheckedIndexes.Remove(e.Index);
}
_onCheckedItemChangedEvent?.Invoke(sender, e);
}
}