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104 lines
3.1 KiB
104 lines
3.1 KiB
using System;
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using System.Collections.Generic;
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using System.ComponentModel;
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using System.Linq;
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using System.Text;
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using System.Text.RegularExpressions;
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using System.Threading.Tasks;
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using System.Windows;
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using System.Windows.Controls;
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using System.Windows.Data;
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using System.Windows.Documents;
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using System.Windows.Input;
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using System.Windows.Media;
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using System.Windows.Media.Imaging;
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using System.Windows.Navigation;
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using System.Windows.Shapes;
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namespace BWP.WinFormControl
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{
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/// <summary>
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/// VirtualKeyPad.xaml 的交互逻辑
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/// </summary>
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public partial class VirtualKeyPad : INotifyPropertyChanged
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{
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private bool _showNumericKeyboard;
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public bool ShowNumericKeyboard
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{
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get { return _showNumericKeyboard; }
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set { _showNumericKeyboard = value; OnPropertyChanged("ShowNumericKeyboard"); }
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}
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private string _result;
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public string Result
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{
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get { return _result; }
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private set { _result = value; OnPropertyChanged("Result"); }
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}
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public VirtualKeyPad()
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{
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InitializeComponent();
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DataContext = this;
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Result = "";
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}
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private void button_Click(object sender, RoutedEventArgs e)
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{
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var button = sender as Button;
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if (button != null)
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{
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switch (button.CommandParameter.ToString())
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{
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case "LSHIFT":
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var upperCaseRegex = new Regex("[A-Z]");
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var lowerCaseRegex = new Regex("[a-z]");
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Button btn;
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foreach (UIElement elem in AlfaKeyboard.Children) //iterate the main grid
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{
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var grid = elem as Grid;
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if (grid != null)
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{
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foreach (UIElement uiElement in grid.Children) //iterate the single rows
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{
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btn = uiElement as Button;
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if (btn != null) // if button contains only 1 character
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{
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if (btn.Content.ToString().Length == 1)
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{
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if (upperCaseRegex.Match(btn.Content.ToString()).Success) // if the char is a letter and uppercase
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btn.Content = btn.Content.ToString().ToLower();
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else if (lowerCaseRegex.Match(button.Content.ToString()).Success) // if the char is a letter and lower case
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btn.Content = btn.Content.ToString().ToUpper();
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}
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}
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}
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}
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}
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break;
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case "ALT":
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case "CTRL":
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break;
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case "RETURN":
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DialogResult = true;
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break;
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case "BACK":
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if (Result.Length > 0)
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Result = Result.Remove(Result.Length - 1);
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break;
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default:
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Result += button.Content.ToString();
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break;
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}
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}
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}
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public event PropertyChangedEventHandler PropertyChanged;
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protected void OnPropertyChanged(string propertyName)
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{
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if (PropertyChanged != null)
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PropertyChanged(this, new PropertyChangedEventArgs(propertyName));
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}
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}
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}
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