public ucButtonGroup()
{
InitializeComponent();
foreach (var item in this.Controls)
{
if (item is CheckButtonEx)
{
CheckButtonEx cbtn = item as CheckButtonEx;
cbtn.OnCheckedChanged += (o, e) =>
{
foreach (var control in this.Controls)
{
if (control != o)
{
(control as CheckButtonEx).Checked = false;
}
}
if (this.OnSelectedIndexChanged != null)
{
this.OnSelectedIndexChanged(this, new IntgerEventArgs()
{
Value = this.Controls.Count - 1 - this.Controls.IndexOf(o as Control)
});
}
};
}
}
}
private void UpdateItems()
{
for (int i = this.Controls.Count - 1; i >= 0; i--)
{
var item = this.Controls[i]; if (item is CheckButtonEx)
{
CheckButtonEx cbtn = item as CheckButtonEx;
if ((this.Controls.Count - 1) - i == this.SelectedIndex)
{
cbtn.Checked = true;
}
else
{
cbtn.Checked = false;
}
}
}
}