WaitHandle DisplayBaseMessageForm(Func <Forms.BaseMessageForm> formInitializer)
{
Forms.BaseMessageForm form = null;
Action action = new Action(
() =>
{
form = formInitializer();
if (_ownerWindow.WindowState == FormWindowState.Minimized)
{
_ownerWindow.WindowState = FormWindowState.Normal;
}
if (_lastMessageFormX > 0 && _lastMessageFormY > 0)
{
form.Top = _lastMessageFormY;
form.Left = _lastMessageFormX;
}
else
{
form.Top = _ownerWindow.Top + (_ownerWindow.Height - form.Height) / 2;
form.Left = _ownerWindow.Left + (_ownerWindow.Width - form.Width) / 2;
}
form.Show(_ownerWindow);
form.Focus();
});
if (_ownerWindow.InvokeRequired)
{
_ownerWindow.Invoke(action);
}
else
{
action();
}
return(form.FormClosingEvent);
}
void CloseForm(Forms.BaseMessageForm form, Action deinitialize)
{
Action action = new Action(
() =>
{
if (form != null)
{
_lastMessageFormY = form.Top;
_lastMessageFormX = form.Left;
form.Close();
deinitialize();
}
});
if (_ownerWindow.InvokeRequired)
{
_ownerWindow.Invoke(action);
}
else
{
action();
}
}
