376 lines
14 KiB
C#
376 lines
14 KiB
C#
using System;
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using System.ComponentModel;
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using System.Runtime.InteropServices;
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using System.Security;
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using System.Windows;
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using System.Windows.Controls;
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using System.Windows.Controls.Primitives;
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using System.Windows.Data;
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using System.Windows.Input;
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using System.Windows.Media;
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using HandyControl.Data;
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using HandyControl.Interactivity;
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using HandyControl.Properties.Langs;
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namespace HandyControl.Controls
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{
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[TemplatePart(Name = ElementPasswordBox, Type = typeof(System.Windows.Controls.PasswordBox))]
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[TemplatePart(Name = ElementTextBox, Type = typeof(System.Windows.Controls.TextBox))]
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public class PasswordBox : Control, IDataInput
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{
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private const string ElementPasswordBox = "PART_PasswordBox";
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private const string ElementTextBox = "PART_TextBox";
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private SecureString _password;
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private System.Windows.Controls.TextBox _textBox;
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/// <summary>
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/// 掩码字符
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/// </summary>
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public static readonly DependencyProperty PasswordCharProperty =
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System.Windows.Controls.PasswordBox.PasswordCharProperty.AddOwner(typeof(PasswordBox),
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new FrameworkPropertyMetadata('●'));
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public char PasswordChar
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{
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get => (char) GetValue(PasswordCharProperty);
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set => SetValue(PasswordCharProperty, value);
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}
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/// <summary>
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/// 数据是否错误
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/// </summary>
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public static readonly DependencyProperty IsErrorProperty = DependencyProperty.Register(
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"IsError", typeof(bool), typeof(PasswordBox), new PropertyMetadata(ValueBoxes.FalseBox));
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public bool IsError
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{
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get => (bool) GetValue(IsErrorProperty);
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set => SetValue(IsErrorProperty, ValueBoxes.BooleanBox(value));
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}
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/// <summary>
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/// 错误提示
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/// </summary>
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public static readonly DependencyProperty ErrorStrProperty = DependencyProperty.Register(
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"ErrorStr", typeof(string), typeof(PasswordBox), new PropertyMetadata(default(string)));
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public string ErrorStr
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{
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get => (string) GetValue(ErrorStrProperty);
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set => SetValue(ErrorStrProperty, value);
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}
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/// <summary>
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/// 文本类型
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/// </summary>
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public static readonly DependencyProperty TextTypeProperty = DependencyProperty.Register(
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"TextType", typeof(TextType), typeof(PasswordBox), new PropertyMetadata(default(TextType)));
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public TextType TextType
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{
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get => (TextType) GetValue(TextTypeProperty);
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set => SetValue(TextTypeProperty, value);
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}
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/// <summary>
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/// 是否显示清除按钮
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/// </summary>
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public static readonly DependencyProperty ShowClearButtonProperty = DependencyProperty.Register(
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"ShowClearButton", typeof(bool), typeof(PasswordBox), new PropertyMetadata(ValueBoxes.FalseBox));
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public bool ShowClearButton
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{
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get => (bool) GetValue(ShowClearButtonProperty);
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set => SetValue(ShowClearButtonProperty, ValueBoxes.BooleanBox(value));
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}
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public static readonly DependencyProperty ShowEyeButtonProperty = DependencyProperty.Register(
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"ShowEyeButton", typeof(bool), typeof(PasswordBox), new PropertyMetadata(ValueBoxes.FalseBox));
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public bool ShowEyeButton
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{
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get => (bool) GetValue(ShowEyeButtonProperty);
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set => SetValue(ShowEyeButtonProperty, ValueBoxes.BooleanBox(value));
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}
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public static readonly DependencyProperty ShowPasswordProperty = DependencyProperty.Register(
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"ShowPassword", typeof(bool), typeof(PasswordBox),
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new PropertyMetadata(ValueBoxes.FalseBox, OnShowPasswordChanged));
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public bool ShowPassword
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{
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get => (bool) GetValue(ShowPasswordProperty);
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set => SetValue(ShowPasswordProperty, ValueBoxes.BooleanBox(value));
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}
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public static readonly DependencyProperty IsSafeEnabledProperty = DependencyProperty.Register(
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"IsSafeEnabled", typeof(bool), typeof(PasswordBox), new PropertyMetadata(ValueBoxes.TrueBox, OnIsSafeEnabledChanged));
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private static void OnIsSafeEnabledChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
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{
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var p = (PasswordBox) d;
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p.SetCurrentValue(UnsafePasswordProperty, !(bool) e.NewValue ? p.Password : string.Empty);
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}
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public bool IsSafeEnabled
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{
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get => (bool) GetValue(IsSafeEnabledProperty);
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set => SetValue(IsSafeEnabledProperty, ValueBoxes.BooleanBox(value));
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}
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public static readonly DependencyProperty UnsafePasswordProperty = DependencyProperty.Register(
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"UnsafePassword", typeof(string), typeof(PasswordBox), new FrameworkPropertyMetadata(default(string),
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FrameworkPropertyMetadataOptions.BindsTwoWayByDefault, OnUnsafePasswordChanged));
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private static void OnUnsafePasswordChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
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{
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var p = (PasswordBox) d;
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if (!p.IsSafeEnabled)
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{
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p.Password = e.NewValue != null ? e.NewValue.ToString() : string.Empty;
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}
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}
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public string UnsafePassword
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{
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get => (string) GetValue(UnsafePasswordProperty);
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set => SetValue(UnsafePasswordProperty, value);
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}
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public static readonly DependencyProperty MaxLengthProperty =
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System.Windows.Controls.TextBox.MaxLengthProperty.AddOwner(typeof(PasswordBox));
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public int MaxLength
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{
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get => (int) GetValue(MaxLengthProperty);
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set => SetValue(MaxLengthProperty, value);
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}
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public static readonly DependencyProperty SelectionBrushProperty =
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TextBoxBase.SelectionBrushProperty.AddOwner(typeof(PasswordBox));
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public Brush SelectionBrush
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{
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get => (Brush) GetValue(SelectionBrushProperty);
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set => SetValue(SelectionBrushProperty, value);
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}
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#if !(NET40 || NET45 || NET451 || NET452 || NET46 || NET461 || NET462 || NET47 || NET471 || NET472)
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public static readonly DependencyProperty SelectionTextBrushProperty =
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TextBoxBase.SelectionTextBrushProperty.AddOwner(typeof(PasswordBox));
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public Brush SelectionTextBrush
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{
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get => (Brush) GetValue(SelectionTextBrushProperty);
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set => SetValue(SelectionTextBrushProperty, value);
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}
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#endif
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public static readonly DependencyProperty SelectionOpacityProperty =
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TextBoxBase.SelectionOpacityProperty.AddOwner(typeof(PasswordBox));
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public double SelectionOpacity
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{
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get => (double) GetValue(SelectionOpacityProperty);
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set => SetValue(SelectionOpacityProperty, value);
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}
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public static readonly DependencyProperty CaretBrushProperty =
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TextBoxBase.CaretBrushProperty.AddOwner(typeof(PasswordBox));
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public Brush CaretBrush
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{
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get => (Brush) GetValue(CaretBrushProperty);
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set => SetValue(CaretBrushProperty, value);
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}
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#if !NET40
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public static readonly DependencyProperty IsSelectionActiveProperty =
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TextBoxBase.IsSelectionActiveProperty.AddOwner(typeof(PasswordBox));
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public bool IsSelectionActive => ActualPasswordBox != null && (bool) ActualPasswordBox.GetValue(IsSelectionActiveProperty);
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#endif
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public PasswordBox() => CommandBindings.Add(new CommandBinding(ControlCommands.Clear, (s, e) => Clear()));
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public System.Windows.Controls.PasswordBox ActualPasswordBox { get; set; }
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[DefaultValue("")]
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[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
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public string Password
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{
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get
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{
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if (ShowEyeButton && ShowPassword)
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{
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return _textBox.Text;
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}
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return ActualPasswordBox?.Password;
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}
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set
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{
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if (ActualPasswordBox == null)
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{
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_password = new SecureString();
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value ??= string.Empty;
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foreach (var item in value)
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_password.AppendChar(item);
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return;
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}
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if (Equals(ActualPasswordBox.Password, value)) return;
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ActualPasswordBox.Password = value;
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}
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}
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[DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
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public SecureString SecurePassword => ActualPasswordBox?.SecurePassword;
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public Func<string, OperationResult<bool>> VerifyFunc { get; set; }
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public virtual bool VerifyData()
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{
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OperationResult<bool> result;
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if (VerifyFunc != null)
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{
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result = VerifyFunc.Invoke(ShowEyeButton && ShowPassword
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? _textBox.Text
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: ActualPasswordBox.Password);
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}
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else
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{
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if (!string.IsNullOrEmpty(ShowEyeButton && ShowPassword
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? _textBox.Text
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: ActualPasswordBox.Password))
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result = OperationResult.Success();
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else if (InfoElement.GetNecessary(this))
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result = OperationResult.Failed(Lang.IsNecessary);
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else
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result = OperationResult.Success();
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}
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IsError = !result.Data;
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ErrorStr = result.Message;
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return result.Data;
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}
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private static void OnShowPasswordChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
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{
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var ctl = (PasswordBox) d;
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if (!ctl.ShowEyeButton) return;
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if ((bool) e.NewValue)
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{
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ctl._textBox.Text = ctl.ActualPasswordBox.Password;
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ctl._textBox.Select(string.IsNullOrEmpty(ctl._textBox.Text) ? 0 : ctl._textBox.Text.Length, 0);
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}
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else
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{
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ctl.ActualPasswordBox.Password = ctl._textBox.Text;
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ctl._textBox.Clear();
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}
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}
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public override void OnApplyTemplate()
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{
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if (ActualPasswordBox != null)
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ActualPasswordBox.PasswordChanged -= PasswordBox_PasswordChanged;
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if (_textBox != null)
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_textBox.TextChanged -= TextBox_TextChanged;
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base.OnApplyTemplate();
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ActualPasswordBox = GetTemplateChild(ElementPasswordBox) as System.Windows.Controls.PasswordBox;
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_textBox = GetTemplateChild(ElementTextBox) as System.Windows.Controls.TextBox;
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if (ActualPasswordBox != null)
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{
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ActualPasswordBox.PasswordChanged += PasswordBox_PasswordChanged;
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ActualPasswordBox.SetBinding(System.Windows.Controls.PasswordBox.MaxLengthProperty, new Binding(MaxLengthProperty.Name) { Source = this });
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ActualPasswordBox.SetBinding(System.Windows.Controls.PasswordBox.SelectionBrushProperty, new Binding(SelectionBrushProperty.Name) { Source = this });
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#if !(NET40 || NET45 || NET451 || NET452 || NET46 || NET461 || NET462 || NET47 || NET471 || NET472)
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ActualPasswordBox.SetBinding(System.Windows.Controls.PasswordBox.SelectionTextBrushProperty, new Binding(SelectionTextBrushProperty.Name) { Source = this });
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#endif
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ActualPasswordBox.SetBinding(System.Windows.Controls.PasswordBox.SelectionOpacityProperty, new Binding(SelectionOpacityProperty.Name) { Source = this });
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ActualPasswordBox.SetBinding(System.Windows.Controls.PasswordBox.CaretBrushProperty, new Binding(CaretBrushProperty.Name) { Source = this });
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if (_password is { Length: > 0 })
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{
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var valuePtr = IntPtr.Zero;
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try
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{
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valuePtr = Marshal.SecureStringToGlobalAllocUnicode(_password);
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ActualPasswordBox.Password = Marshal.PtrToStringUni(valuePtr) ?? throw new InvalidOperationException();
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}
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finally
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{
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Marshal.ZeroFreeGlobalAllocUnicode(valuePtr);
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_password.Clear();
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}
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}
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}
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if (_textBox != null)
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{
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_textBox.TextChanged += TextBox_TextChanged;
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}
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}
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public void Paste()
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{
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ActualPasswordBox.Paste();
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if (ShowEyeButton && ShowPassword)
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{
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_textBox.Text = ActualPasswordBox.Password;
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}
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}
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public void SelectAll()
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{
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ActualPasswordBox.SelectAll();
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if (ShowEyeButton && ShowPassword)
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{
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_textBox.SelectAll();
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}
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}
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public void Clear()
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{
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ActualPasswordBox.Clear();
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_textBox.Clear();
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}
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private void PasswordBox_PasswordChanged(object sender, RoutedEventArgs e)
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{
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if (VerifyData() && !IsSafeEnabled)
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{
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SetCurrentValue(UnsafePasswordProperty, ActualPasswordBox.Password);
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if (ShowPassword)
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{
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_textBox.Text = ActualPasswordBox.Password;
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}
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}
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}
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private void TextBox_TextChanged(object sender, TextChangedEventArgs e)
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{
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VerifyData();
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if (!IsSafeEnabled && ShowPassword)
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{
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Password = _textBox.Text;
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SetCurrentValue(UnsafePasswordProperty, Password);
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}
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}
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}
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}
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