private void timerCloseAll_Tick(object sender, EventArgs e)
{
bool allDeactivated = true;
for (FrmPanel frm = this.MyParent; frm != null; frm = frm.MyParent)
{
if (frm.Focused || frm.ContainsFocus)
{
allDeactivated = false;
break;
}
}
for (FrmPanel frm = this; frm != null; frm = frm.MyChild)
{
if (frm.Focused || frm.ContainsFocus)
{
allDeactivated = false;
break;
}
}
if (allDeactivated)
{
CloseAll();
}
}
private void CloseAll()
{
FrmPanel parent = this;
for (; parent.MyParent != null; parent = parent.MyParent)
{
}
parent.Close();
}
public void ShowChild(FrmPanel frmChild, Control sender = null)
{
frmChild.MyParent = this;
MyChild?.Close();
MyChild = frmChild;
frmChild.Show(this);
if (sender != null)
{
frmChild.Location = new Point(this.Left - frmChild.Width, sender.Top + this.Top);
}
}