static void Main(string[] args)
{
DigitalClock digitalClock = new DigitalClock();
Console.WriteLine(digitalClock.DigitalClockInfo());
FlipClock flipClock = new FlipClock();
Console.WriteLine(flipClock.FlipClockInfo());
QuartzClock quartzClock = new QuartzClock();
Console.WriteLine(quartzClock.QuartzClockInfo());
}
private void Light_Click(object sender, EventArgs e)
{
if (null != _dark)
{
_dark.Close();
_dark = null;
}
if (null == _light)
{
this.Visibility = Visibility.Collapsed;
_light = new QuartzClock();
_light.Show();
_light.Activate();
}
else
{
_light.Show();
_light.Activate();
}
}
private void item1_Click(object sender, EventArgs e)
{
if (null != _dark)
{
_dark.Close();
_dark = null;
}
if (null != _light)
{
_light.Close();
_light = null;
}
this.Visibility = Visibility.Visible;
this.Activate();
}
private void Dark_Click(object sender, EventArgs e)
{
if (null != _light)
{
_light.Close();
_light = null;
}
if (null == _dark)
{
this.Visibility = Visibility.Collapsed;
_dark = new ElectronicCock();
_dark.Show();
_dark.Activate();
}
else
{
_dark.Show();
_dark.Activate();
}
}
