using Panuon.WPF.UI;
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using System;
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using System.ComponentModel;
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using System.Windows.Controls;
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namespace HMI.UI
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{
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/// <summary>
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/// ModalWindow.xaml 的交互逻辑
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/// </summary>
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public partial class NumberPanel : WindowX
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{
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public NumberPanel()
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{
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this.DataContext = this;
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InitializeComponent();
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}
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public double? Data { get; private set; }
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private bool _isProcessing;
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protected override void OnClosing(CancelEventArgs e)
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{
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//Press Continue Button
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if (DialogResult == true)
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{
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if (_isProcessing)
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{
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e.Cancel = true;
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return;
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}
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try
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{
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}
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catch (Exception ex)
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{
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return;
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}
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finally
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{
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_isProcessing = false;
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}
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}
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base.OnClosing(e);
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}
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private void Button_Click(object sender, System.Windows.RoutedEventArgs e)
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{
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Button btn = sender as Button;
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switch (btn.Tag.ToString())
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{
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case "LeftArrow":
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break;
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case "RightArrow":
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break;
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case "AC":
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NiNumber.Text = null;
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break;
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case "Backspace":
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HandleBackspace();
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break;
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case "Enter":
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DialogResult = true;
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Data = double.Parse(NiNumber.Text);
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this.Close();
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break;
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case "ESC":
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DialogResult = false;
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this.Close();
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break;
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case "-":
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var str = NiNumber.Text;
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if (string.IsNullOrEmpty(str))
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{
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NiNumber.Text = "-";
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}
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else if (str.StartsWith("-"))
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{
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NiNumber.Text = str.Replace("-", "");
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}
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else
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{
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NiNumber.Text = "-" + str;
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}
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break;
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case ".":
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HandleDot();
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break;
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default:
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HandleNumberInput(btn.Tag.ToString());
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break;
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}
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}
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private void HandleBackspace()
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{
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var str = NiNumber.Text?.ToString();
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if (string.IsNullOrEmpty(str))
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{
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return;
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}
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else
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{
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NiNumber.Text = str.Substring(0, str.Length - 1);
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}
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}
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private void HandleDot()
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{
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var str = NiNumber.Text?.ToString();
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if (string.IsNullOrEmpty(str) || str.IndexOf(".") > 0)
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{
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return;
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}
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else
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{
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NiNumber.Text = str + ".";
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}
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}
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public bool? Open(string dataStr)
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{
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try
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{
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Data = double.Parse(dataStr);
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NiNumber.Text = dataStr;
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}
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catch (Exception ex)
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{
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Data = null;
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NiNumber.Text = null;
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}
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return this.ShowDialog();
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}
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private void HandleNumberInput(string numStr)
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{
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var str = NiNumber.Text?.ToString();
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if (string.IsNullOrEmpty(str))
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{
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NiNumber.Text = numStr;
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}
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else
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{
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NiNumber.Text = str + numStr;
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}
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}
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}
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}
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