private void de_Click(object sender, RoutedEventArgs e)
{
this.Dispatcher.Invoke(new Action(async() =>
{
while (true)
{
this.de.IsEnabled = false;
foreach (var desk in ds.Values)
{
if (desk.Status == false && ts.Count > 0)
{
desk.Status = true;
var current = ts.Dequeue();
this.rtb.AppendText($"请{current.QueueID}号顾客到{desk.DeskID}号桌就餐!");
this.rtb.AppendText(Environment.NewLine);
this.tb2.Text = $"还有{ts.Count}个号码在等待!";
}
Button button = SPanel1.FindName($"desk{desk.DeskID}") as Button;
//Button button = (Button)this.GetType().GetField($"desk{desk.DeskID}", BindingFlags.NonPublic | BindingFlags.Instance | BindingFlags.IgnoreCase).GetValue(this);
if (desk.Status == false)
{
button.Content = $"{desk.DeskID}号桌空";
button.IsEnabled = false;
}
else
{
button.Content = $"{desk.DeskID}号桌满";
button.IsEnabled = true;
}
}
await Task.Delay(1000);
}
}));
}
private void Enter_Click(object sender, RoutedEventArgs e)
{
if (Regex.IsMatch(this.desknum.Text, "[0-9]+"))
{
int dsCount = ds.Count;
int dsTarget = Convert.ToInt32(this.desknum.Text);
if (dsTarget > dsCount)
{
for (int i = 1; i <= dsTarget - dsCount; i++)
{
if (ds.Keys.Contains(i))
{
dsTarget++;
}
else if (!ds.Keys.Contains(i))
{
Desk desk = new Desk()
{
DeskID = i,
Status = false,
};
ds.Add(desk.DeskID, desk);
Button btn = new Button()
{
Name = $"desk{i}",
Content = $"{i}号桌空",
Visibility = Visibility.Visible,
IsEnabled = false,
Height = 30,
HorizontalAlignment = HorizontalAlignment.Stretch
};
btn.Click += new RoutedEventHandler(Btn_Click);
this.SPanel1.Children.Add(btn);
this.SPanel1.RegisterName(btn.Name, btn);
}
}
}
else if (dsTarget < dsCount)
{
List <int> tmp = new List <int>();
foreach (var i in ds.Keys)
{
Button btn = SPanel1.FindName($"desk{i}") as Button;
if (btn.Content.ToString() == $"{i}号桌空")
{
this.SPanel1.UnregisterName($"desk{i}");
this.SPanel1.Children.Remove(btn);
tmp.Add(i);
}
}
foreach (var i in tmp)
{
ds.Remove(i);
}
}
}
}
private void UserLeft(string btnName)
{
//string btnName = Regex.Match(methodName, "[desk]+[0-9]+").Groups[0].ToString();
foreach (var desk in ds.Values)
{
if (btnName == $"desk{ desk.DeskID}")
{
Button button = SPanel1.FindName($"desk{desk.DeskID}") as Button;
//Button button = (Button)this.GetType().GetField(btnName, BindingFlags.NonPublic | BindingFlags.Instance | BindingFlags.IgnoreCase).GetValue(this);
desk.Status = false;
this.rtb.AppendText($"第{desk.DeskID}号桌顾客已离场!");
this.rtb.AppendText(Environment.NewLine);
button.Content = $"{desk.DeskID}号桌空";
button.IsEnabled = false;
}
}
}
